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Signal Processing patents



      

This page is updated frequently with new Signal Processing-related patent applications.




Date/App# patent app List of recent Signal Processing-related patents
07/21/16
20160212631 
 Synchronization signal transmitting method and base station apparatus patent thumbnailSynchronization signal transmitting method and base station apparatus
In order to make full use of the performance of a massive-mimo-applied communication system, provided is a base station apparatus for controlling a transmission direction of a transmission beam for a synchronization signal used in cell search by beamforming using a plurality of antenna elements. The base station apparatus has a synchronization signal processing section (62) that generates the synchronization signal including information to identify the transmission beam for the synchronization signal and changes a beamforming weight for the synchronization signal at every given time interval; and a transmission section (64) that transmits the synchronization signal generated with the beamforming weight in downlink..
Ntt Docomo, Inc.


07/21/16
20160212563 
 Audio signal processing apparatus patent thumbnailAudio signal processing apparatus
An audio signal processing apparatus includes an input unit configured to receive input of audio signals of a plurality of channels, an obtaining unit configured to obtain position information of a sound source, a sound field effect sound generating unit configured to generate a sound field effect sound by individually imparting a sound field effect to an audio signal of each of the channels, and a control unit configured to control the sound field effect to be imparted in the sound field effect sound generating unit, based on the position information.. .
Yamaha Corporation


07/21/16
20160212557 
 Digital wireless audio transmission system with optimized dynamics patent thumbnailDigital wireless audio transmission system with optimized dynamics
A digital audio transmission system, in particular a wireless microphone or wireless pocket transmitter system. The audio transmission system has at least one wireless transmitter and at least one wireless receiver.
Sennheiser Electronic Gmbh & Co. Kg


07/21/16
20160212428 
 Signal processing apparatus and method including quantization or inverse-quantization process patent thumbnailSignal processing apparatus and method including quantization or inverse-quantization process
A signal processing apparatus includes a memory and an expanding unit. The memory stores a plurality of initial coefficients.
Mstar Semiconductor, Inc.


07/21/16
20160212400 
 Image signal processing device, transmitting device, image signal processing method, program and image signal processing system patent thumbnailImage signal processing device, transmitting device, image signal processing method, program and image signal processing system
An image signal processing device is provided which includes a receiving unit for receiving an image signal and setting information for each predetermined unit of the image signal including image type setting information to define whether the image signal represents a stereoscopic image and gamma correction setting information to define a gamma correction amount for the image signal, a gamma correcting unit for performing gamma correction for the image signal based on the gamma correction setting information included in the setting information received by the receiving unit, and a stereoscopic image processing unit for selectively performing a process to display the stereoscopic image for the image signal corrected by the gamma correcting unit based on the image type setting information included in the setting information received by the receiving unit.. .
Sony Corporation


07/21/16
20160212365 
 Signal processing device and method, imaging device, and imaging apparatus patent thumbnailSignal processing device and method, imaging device, and imaging apparatus
The present technology relates to a signal processing device and a method, an imaging device, and an imaging apparatus that are designed to reduce occurrences of a/d conversion errors. A signal processing device of the present technology includes: a comparing unit that compares an analog signal output from a unit pixel with a predetermined voltage; a switching unit that switches reference voltages to be supplied to the comparing unit as necessary, connects one of the reference voltages to the comparing unit, and connects another one of the reference voltages to a predetermined load capacitance, the reference voltages being of different gradation accuracies from each other; and a measuring unit that measures timing of a change in a result of the comparison performed by the comparing unit.
Sony Corporation


07/21/16
20160212272 
 Spatial audio signal processing for objects with associated audio content patent thumbnailSpatial audio signal processing for objects with associated audio content
A user device for generating a scene, the user device comprising: an object determiner configured to determine an object for the scene, the object being associated with at least one audio signal; a relative position/orientation determiner configured to determine a relative position/orientation between the user device's user and the object; an audio position processor configured to spatially audio signal process the at least one audio signal to generate at least two channel audio signal based on the relative position/orientation.. .

07/21/16
20160211993 
 Analog distributed antenna system for processing ethernet signal patent thumbnailAnalog distributed antenna system for processing ethernet signal
A device included in an analog distributed antenna system includes a first analog signal processing unit for receiving an analog communication signal, a first modulation/demodulation unit for converting a digital ethernet signal received from an ethernet network into an analog ethernet signal, a multiplexing unit for multiplexing the analog communication signal signal-processed by the analog signal processing unit and the analog ethernet signal converted by the modulation/demodulation unit, and a transmission unit for transmitting, to other devices included in the analog distributed antenna system, the analog communication signal and the analog ethernet signal, which are multiplexed by the multiplexing unit.. .
Solid, Inc.


07/21/16
20160211922 
 Optical communication system having enhanced spectral efficiency using electronic signal processing patent thumbnailOptical communication system having enhanced spectral efficiency using electronic signal processing
An optical communication system combines strong electrical pre-filtering of data at the transmitter and digital feedback equalization (dfe) at the receiver to enhance spectral efficiency. The system can be applied to optical networking and digital communication systems, including binary modulated systems optical network systems..
Optical Tech Ip, Llc


07/21/16
20160211865 
 System and  low-power digital signal processing patent thumbnailSystem and low-power digital signal processing
A system and method for low-power digital signal processing, for example, comprising adjusting a digital representation of an input signal.. .
Maxlinear, Inc.


07/21/16
20160211200 

Semiconductor device


One embodiment provides a semiconductor device having a first chip for lowering an input voltage and a second chip for performing signal processing, mounted on a die pad. Lead terminals are divided into a first lead row and a second lead row.
New Japan Radio Co., Ltd.


07/21/16
20160211110 

Weak signal detection system and electron microscope equipped with same


This weak signal detection system has: a statistical data acquisition unit which measures the average value or distribution of an input signal in which is noise superimposed on a desired signal, calculates parameters such as the amplitude or noise dispersion of the desired signal, and outputs the calculated data obtained thereby; a nonlinear characteristic unit which outputs a signal having a nonlinear response with respect to the magnitude of the voltage or the current of the input signal; a signal detection ratio evaluation unit which determines whether the output signal from the nonlinear characteristic unit is the desired signal, calculates the detection ratio in the event that the signal is the desired signal, and outputs detection ratio data; a parameter adjustment unit which, on the basis of detection ratio data obtained by the signal detection ratio evaluation unit and calculated data obtained by the statistical data acquisition unit, adjusts a control parameter pertaining to the responsiveness of the nonlinear characteristic unit; and a signal processing unit which performs signal processing of the output signal of the nonlinear characteristic unit, and conversion to digital data or image data. In so doing, it is possible to provide a weak signal detection system having improved signal detection accuracy, and an electron microscope equipped with the system..
Hitachi, Ltd.


07/21/16
20160210987 

Signal processing apparatus, signal processing method, and signal processing program


This invention enables to effectively detect an abrupt change in a signal. The signal processing apparatus includes a converter that converts an input signal into a phase component signal in a frequency domain, a first calculator that calculates a first phase gradient as a gradient of the phase of the phase component signal, a second calculator that calculates a second phase gradient using the first phase gradients at a plurality of frequencies, and a determiner that determines existability concerning an abrupt change in the input signal based on the first phase gradients and the second phase gradient..
Nec Corporation


07/21/16
20160209900 

Power optimization of computations in digital systems


The novel architecture for digital signal processing systems, comprising a number of blocks with means for power measurement is disclosed. The energy of execution of the software on the said system is evaluated as integral of execution power over time.

07/21/16
20160209502 

Ultrasonic imaging apparatus, ultrasonic probe apparatus, signal processing apparatus and controlling ultrasonic imaging apparatus


There are provided an ultrasonic imaging apparatus, an ultrasonic probe apparatus, a signal processing apparatus, and a method for controlling an ultrasonic imaging apparatus. The ultrasonic imaging apparatus may include at least one first ultrasound element installed in a first ultrasound element installation unit; at least one second ultrasound element installed in a second ultrasound element installation unit that is separate from the first ultrasound element installation unit and such that the second ultrasound element forms a gap with the first ultrasound element; and a processor configured to estimate one or two or more virtual ultrasound signals that correspond to the gap based on a first ultrasound signal output from the at least one first ultrasound element and a second ultrasound signal output from the at least one second ultrasound element..
Samsung Electronics Co., Ltd.


07/21/16
20160209246 

Encoder


In a scale, a reference detection pattern and a displacement detection pattern are formed. A detection head outputs a reference detection signal, a phase compensation signal, and a displacement detection signal.
Mitutoyo Corporation


07/21/16
20160207050 

Techniques for optimizing performance of cyclones


Apparatus is provided including a signal processor or signal processing module configured at least to: respond to signaling containing information about particle sizes of solids forming part of a slurry stream being fed with a common feed flow into a battery of cyclones; and determine which combinations of cyclones in the battery produce overflow that has undesirable particle size characteristics using a statistical algorithm or technique, based upon the signaling received. The signal processor or signal processing module provides corresponding signaling containing about which combinations of cyclones in the battery produce overflow that has undesirable particle size characteristics, including control signaling to control the operation of the battery, including information about certain combinations of cyclones to avoid, or preferentially to use, to minimize the total amount of coarse material having the undesirable particle size characteristics produced by the battery..
Cidra Corporate Services Inc.


07/14/16
20160205373 

Imaging apparatus comprising image sensor and signal processing circuit


An imaging apparatus according to an aspect of the present disclosure includes an image sensor which, in operation, acquires m kinds (m is an integer which is 1 or larger) of light, the m kinds of light each having wavelength characteristic different from each other and outputs one or more signals each corresponding to each of the m kinds of light, and a signal processing circuit which, in operation, processes the one or more signals to generate and output n, which is larger than m, pieces of images corresponding to respective wavelength regions different from each other.. .
Panasonic Intellectual Property Management Co., Ltd.


07/14/16
20160205321 

Signal processing circuit with multiple power modes


A signal processing circuit, for example, an image signal processor, is operated in two modes including a first mode for providing output optimized for human perception and a second mode providing output optimized for feature detection where the image signal processor in the second mode provides a degraded output with respect to human perception that nevertheless saves power and provides reliable feature detection.. .
Wisconsin Alumni Research Foundation


07/14/16
20160205017 

Transmitting apparatus and signal processing method thereof


A transmitting apparatus is provided. The transmitting apparatus includes: a packet generator generating a packet including a header and a payload from an input stream including a plurality of input packets; and a signal processor signal-processing the packet, wherein the header includes a base header which includes: a first field indicating a packet type of the input packets; wherein when the first field is set to a value indicating that the packet type of the input packets is a ts packet, the base header comprises a second field indicating a number of ts packets included in the payload and a third field set to a first value indicating that the header of the packet does not comprises an additional header or a second value indicating that the header of the packet further comprises the additional header, and wherein the third field is set to the second value when ts header compression to remove at least one header of the ts packets is applied to generate the packet..
Samsung Electronics Co., Ltd.


07/14/16
20160204973 

Signal receiver with adaptive soft information adjustment and associated signal processing method


A signal receiver with adaptive software information adjustment of a communication system is provided. The signal receiver receives a modulated signal comprising a plurality of packets, and includes: a demodulating circuit, configured to demodulate the modulated signal to generate a plurality of sets of soft information corresponding to each packet; a software information adjusting circuit, coupled to the demodulating circuit, configured to adjust the sets of soft information according to a distribution of the sets of soft information corresponding to each packet; a quantizer, coupled to the soft information adjusting circuit, configured to quantize the adjusted sets of soft information to generate a plurality of sets of data; and a decoder, coupled to the quantizer, configured to decode the data..
Mstar Semiconductor, Inc.


07/14/16
20160204966 

Receiver and wireless terminal for signal processing


A wireless terminal and a receiver are provided that include a first amplifier configured to receive and amplify a first radio frequency (rf) input signal, and configured to output a first rf output signal corresponding to a first carrier included in a first frequency band. The receiver also includes a first sub amplifier configured to, when a mode signal indicates a first mode, receive a first internal signal from the first amplifier, amplify the first internal signal, and output a second rf output signal corresponding to a second carrier included in the first frequency band..

07/14/16
20160204894 

Stokes-vector-based transmission and detection of optical polarization-division-multiplexed signals


We disclose an optical transport system configured to transport data using a pdm-modulation format, in which each of two orthogonal polarizations is independently amplitude-modulated, and the relative phase between the carrier waves of the two polarizations may also be modulated. This modulation format enables the optical receiver to perform direct optical detection using a stokes-vector detector to fully recover the encoded data.
Alcatel-lucent Usa Inc.


07/14/16
20160204874 

Integrated control module for communication system on a chip for silicon photonics


In an example, an integrated system-on-chip device is configured on a single silicon substrate member. The device has a data input/output interface provided on the substrate member.
Inphi Corporation


07/14/16
20160204848 

Base station signal matching device for distributed antenna system


A base station signal matching device is a base station signal matching device mounted in a distributed antenna system for amplifying a received base station signal and transmitting the amplified base station signal to a user terminal. The base station signal matching device includes a first unit for generating first and second branch base station signals by using a power division function based on the base station signal, and transmitting the second branch base station signal to a third unit, and a second unit for matching the first branch base station signal to be suitable for signal processing of the distributed antenna system..
Solid, Inc.


07/14/16
20160203772 

Display device and electronic apparatus


A display device includes: an image display panel including a plurality of pixels each including a first sub-pixel, a second sub-pixel, and a third sub-pixel that display a first color to a third color; and a signal processing unit. The signal processing unit stores an expanded color space, acquires an expansion coefficient for expanding a color displayed by the image display panel to a color that can be extended in the expanded color space, obtains output signals of the first sub-pixel to the third sub-pixel based on at least input signals of the first sub-pixel to the third sub-pixel and the expansion coefficient, and outputs the output signals to the first sub-pixel to the third sub-pixel.
Japan Display Inc.


07/14/16
20160203757 

Pixel combination of full color led and white led for use in led video displays and signages


A signal processing device and method for driving one or more light emitting diodes (“leds”) of a video screen, display panel, module or other component. The signal processing device and method can control one or more rgb leds and/or white leds to produce light with increased uniformity and brightness at a reduced cost and having reduced power consumption.
Lighthouse Technologies (huizhou) Limited


07/14/16
20160203752 

Display device and electronic apparatus


A display device includes: an image display panel including pixels each including a first to a forth sub-pixel that display a first color to a fourth color; and a signal processing unit. The signal processing unit stores an expanded color space, determines maximum set brightness as an upper limit value of brightness displayable within a range of the brightness in the expanded color space so that the maximum set brightness increases as a panel average input value decreases, determines an input expansion coefficient for expanding the color displayed by the image display panel to a color of the maximum set brightness, obtains the output signal of the first to forth sub-pixel based on the input signal of the first to third sub-pixel and the input expansion coefficient.
Japan Display Inc.


07/14/16
20160202349 

Monolithic ultrasonic imaging devices, systems and methods


To implement a single-chip ultrasonic imaging solution, on-chip signal processing may be employed in the receive signal path to reduce data bandwidth and a high-speed serial data module may be used to move data for all received channels off-chip as digital data stream. The digitization of received signals on-chip allows advanced digital signal processing to be performed on-chip, and thus permits the full integration of an entire ultrasonic imaging system on a single semiconductor substrate.
Butterfly Network, Inc.


07/14/16
20160202091 

Contact laser encoding anti-theft lock


This invention provides a contact laser encoding anti-theft lock, comprising: a key for generating a set of light signals with different pulse repetition frequencies; a signal processing module for receiving a set of optical pulse signals, in which the optical signals are converted to a set of voltage signals at different voltage values, and for comparing the voltage signals with a predetermined voltage (the voltage signals within the predetermined voltage range can be output as usual otherwise the output voltage is set to be zero); an electrically controlled lock, for opening or locking anti-theft doors according to the output voltage from the signal processing module; and a power supply for the signal processing module and the electrically controlled lock. The contact laser encoding anti-theft lock of this invention shows higher security and duplication of the keys is more difficult compared with prior anti-theft locks..

07/14/16
20160200276 

Radar sensing of vehicle occupancy


A method for sensing occupancy status within an automotive vehicle uses a radar sensor system, the radar sensor system comprising an antenna system, at least one sensor (10) and processing circuitry (18). The method comprises illuminating, using the antenna system, at least one occupiable position within the vehicle with continuous wave (cw signals), the cw signals being frequency modulated in time.
Iee International Electronics & Engineering S.a.


07/14/16
20160199645 

Auditory signal processing


Methods, systems, and devices for processing an auditory signal to generate auditory prosthesis electrode stimuli in response to an incoming acoustic signal are disclosed. An example method includes dividing the incoming acoustic signal into one or more frequency envelopes.

07/14/16
20160199038 

Ultrasound signal processing device and ultrasound diagnostic device


An ultrasound signal processing device: performing transmission events each involving selecting a group among transducer elements arranged in line in an ultrasound probe, and causing the group to transmit ultrasound towards a subject; for each transmission event, receiving ultrasound reflection from the subject; and generating a frame acoustic line signal based on sub-frame acoustic line signals that are generated based on the ultrasound reflection. The ultrasound signal processing device includes: a calculator that calculates, based on reflected ultrasound, a motion amount indicating movement between image signals for the subject; and a synthesizer generating the frame acoustic line signal based on the sub-frame acoustic line signals.
Konica Minolta, Inc.


07/07/16
20160198106 

Solid state image pickup device


A solid state image pickup device is provided that includes a pixel array unit having a plurality of pixels and a signal processing circuit that has a capacitor operatively configured to process a respective signal output from each of the plurality of pixels. The capacitor is operatively configured as a stacked capacitor or a trench capacitor..
Sony Corporation


07/07/16
20160198095 

Image sensor modules, methods of manufacturing the same, and image processing systems including the image sensor modules


An image sensor module is provided. The image sensor module includes a printed circuit board (pcb), an image sensor chip disposed on a first plane of the pcb and electrically connected to the pcb, and an image signal processing chip disposed on the first plane of the pcb and electrically connected to the pcb.

07/07/16
20160197826 

Transmitting apparatus and receiving apparatus and signal processing method thereof


Disclosed is a transmitting apparatus which includes: a packet generator generating a packet including a header and a payload from an input stream including a plurality of transport stream (ts) packets; and a signal processor signal-processing the packet, wherein the header includes a base header including a first field indicating a packet type which is the ts packets, and a second field indicating a number of ts packets included in the payload, wherein the base header further includes a third field set to a first value indicating that there is no additional header or a second value indicating that there is an additional header, wherein, when the third field is set to the second value, the additional header includes a fourth field indicating a number of deleted null packets with respect to each of at least one ts packet group including consecutive ts packets, and wherein the null packets deleted with respect to each of the ts packet group precede a first ts packet or follow a last ts packet included in each of the ts packet group.. .
Samsung Electronics Co., Ltd.


07/07/16
20160197746 

Apparatus and methods for dc bias to improve linearity in signal processing circuits


To maintain linear operation of a signal processing circuit, such as a low noise amplifier, a peak detector detects a peak of a signal associated with the signal processing circuit and compares the detected peak signal with a threshold. When the detected peak signal is greater than the threshold, a variable current source biases the signal processing circuit to place the signal processing circuit in a different mode of operation.
Skyworks Solutions, Inc.


07/07/16
20160197702 

Receiver for high speed communication channel


A receiver for data recovery from a channel signal of a communications channel. The receiver includes a quantization circuit to generate a quantized code corresponding to the channel signal.
Etopus Technology Inc.


07/07/16
20160197695 

Optical signal processing device


The invention provides a low-cost and easy-to-align optical signal processing device on which a plurality of wss function units can be integrated using only a single lens. Optical signals input to the first input/output port group (101-1) are output into a space as collimated light via the microlens array (102).
Nippon Telegraph And Telephone Corporation


07/07/16
20160197630 

Millimeter wave transmission device, millimeter wave transmission method, and millimeter wave transmission system


The device includes: a signal generating unit generating a millimeter wave signal by signal processing of an input signal; a coupling circuit transmitting an electromagnetic wave from the millimeter wave signal generated by the signal generating unit to one end of a circuit board; a coupling circuit receiving the electromagnetic wave from the millimeter wave signal from the other end of the circuit board; and a signal generating unit that generates an output signal by signal processing of the millimeter wave signal from the electromagnetic wave received by the coupling circuit. Preferably, the circuit board is constituted by a dielectric material whose the dielectric loss tangent is relatively large, and a transmission line functioning as a millimeter wave transmission path is constituted within this circuit board.
Sony Corporation


07/07/16
20160197581 

Digitally controlled oscillator device and high frequency signal processing device


The present invention provides a digitally controlled oscillator device capable of realizing a reduction in dnl. The digitally controlled oscillator device includes, for example, an amplifier circuit block, coil elements and a plurality of unitary capacitor units coupled in parallel between oscillation output nodes.
Renesas Electronics Corporation


07/07/16
20160196787 

Display device and driving display device


According to an aspect, a display device includes an image display panel and a signal processing unit. The signal processing unit derives a generation signal for a fourth sub-pixel in each of pixels based on an input signal for a first sub-pixel, an input signal for a second sub-pixel, an input signal for a third sub-pixel, and an extension coefficient.
Japan Display Inc.


07/07/16
20160196703 

Smart door system and identification system background


The content provides a smart door system and identification system. The identification system includes a bluetooth low energy (ble) signal broadcasting apparatus, a signal processing apparatus, a wireless signal receiving apparatus and a server.
Via Technologies, Inc.


07/07/16
20160196369 

Relative permeability inversion from historical production data using viscosity ratio invariant step-function relative permeability approximations


The disclosed embodiments include a method, apparatus, and computer program product for approximating multiphase flow reservoir production simulation. For example, one disclosed embodiment includes a system that includes at least one processor and memory coupled to the at least one processor, the memory storing instructions that when executed by the at least one processor performs operations that includes generating a set of pseudo-phase production relative permeability curves; receiving production rate history data; receiving simulation configuration parameters; performing flow simulation using the set of pseudo-phase production relative permeability curves; determining an optimal matching pseudo-phase production simulation result that best matches the production rate history data; and performing relative permeability inversion using signal processing analysis of production rate history data to approximate relative permeability curve descriptions with quantified uncertainty..
Landmark Graphics Corporation


07/07/16
20160195620 

Radio frequency circuit structure for implementing function of converting gnss satellite signal into baseband signal


The present invention relates to a radio frequency circuit structure for implementing a function of converting a satellite signal of a global navigation satellite system into a baseband signal. The radio frequency circuit structure comprises a channel dividing function module, a plurality of frequency converting function modules, a plurality of local oscillator signal modules, and a plurality of analog-to-digital convertor modules.
Comnav Technology Ltd.


07/07/16
20160195606 

Signal processing device


A signal processing device (2) includes an amplifier (3), an a/d converter (4) and a signal processor (5). The amplifier (3) amplifies a sensor signal that is supplied from a radio wave sensor (1) and depends on a motion of an object.
Panasonic Intellectual Property Management Co.,ltd.


07/07/16
20160195595 

Architecture for cascaded signal selection and signal concentration and/or reduction of digital received data by decimation and channel preselection


A magnetic resonance tomography system includes a plurality of mrt plugs for connection of antenna elements, respectively, of one of a plurality of local coils. Due to at least one analog switch matrix, antenna elements respectively connected to fewer than all of the mrt plugs may be connected in an analog fashion to receive signal processing elements of one of a plurality of receive signal processing element blocks respectively having a plurality of receive signal processing elements.

07/07/16
20160195553 

Intelligent test strip detection device and method thereof


Provided are an intelligent test strip detection device and method thereof. The intelligent test strip detection device includes a measuring unit, having a test strip end and a test strip reacting zone, wherein the test strip end tests a liquid with at least one kind of hormones, and the test strip reacting zone renders a result of the liquid under test; and a reading unit, having a slot, a signal processing circuit, a driver, a timing generator, a plurality of light sources, a plurality of photo sensors, and a connecting end, wherein the signal processing circuit is electrically connected to the driver, the timing generator, the plurality of light sources, and the plurality of photo sensors.
Yonglin Biotech Corp.


07/07/16
20160193941 

System and error correction in angular position sensors


A system and method for controlling a rotating e-machine and for correcting a rotational position signal output by an angular position sensor operatively connected to the e-machine in conjunction with a sensor digital converter is disclosed. For each angular operating speed of interest, a set of signals as a function of position is taken such that the harmonics (or sub-harmonics) related to the position sensor may be determined and isolated from errors due to an associated digital converter.
Allison Transmission, Inc.


07/07/16
20160192900 

Device for utilizing transmission ultrasonography to enable ultrasound-guided placement of central venous catheters


Ultrasound is typically performed with the use of an external transcutaneous probe that emits ultrasonic energy and measures the timing of reflected waves, thus allowing measurement of fluid flow or formation of a two-dimensional image. Clinically, the modality is limited by attenuation of the signal with increasing depth of penetration of the ultrasound into tissues, as well as by similarities in echo-genicity between different tissues.
The Johns Hopkins University


07/07/16
20160192823 

Endoscope system


An endoscope system of the present invention includes an image pickup section that photoelectrically converts an optical image to generate an electronic image signal, an insertion portion that incorporates the image pickup section, includes a bendable bending portion and is inserted into a subject, a lever portion that is swingable in a direction orthogonal to a central axis, held so as to be rotatable around the central axis and swung to thereby bend the bending portion, and a video processor section that receives an image signal generated by the image pickup section, generates a display image signal, performs rotating image signal processing on the display image signal in accordance with a rotation of the lever portion and outputs the processing result to an image display apparatus.. .
Olympus Corporation


06/30/16
20160192347 

Radio communication system, base station apparatus, and radio communication method in radio communication system


A radio communication system including a first and second base stations apparatuses; and a terminal apparatus, wherein the first base station apparatus includes a coordinated communication control unit configured to determine whether or not to provide a coordinated communication service coordinated with the second base station apparatus to a second terminal apparatus, based on information related to communication efficiency acquired according to a position of a first terminal apparatus on performing a coordinated communication to the first terminal apparatus; and a signal processing unit configured to provide the radio communication service to the second terminal apparatus in coordination with the second base station apparatus or without coordination with the second base station apparatus according to the determination.. .

06/30/16
20160192093 

Automated fitting of hearing devices


Systems and method for pre-fitting a sound processing device for a user in accordance with embodiments of the invention are disclosed. In many embodiments, systems and methods can be executed by a computing device and include obtaining a hearing map representing the user's hearing, establishing a virtual signal processing path in the computing device which reflects a signal processing function of the sound processing device, updating parameters of the virtual signal processing path based on said hearing map, and passing an audio signal through the virtual signal processing path and playing back the processed audio signal to the user..

06/30/16
20160192085 

Mems microphone package using lead frame


The present disclosure discloses an mems microphone package. The mems microphone package in accordance with the present disclosure comprises a lead frame; an integrated mems chip mounted on the lead frame, having a vibration unit comprising a diaphragm and a backplate spaced each other with an air gap between them and a signal processing unit for amplifying electric signals generated in the vibration unit formed on a single silicon substrate; and an electric connection means for connecting the lead frame to the integrated mems chip..

06/30/16
20160191866 

Method for driving image pickup apparatus, and signal processing method


A method for driving an image pickup apparatus is a method that generates image data using signals output by r, g, and b pixels contained in n frames, where n is an integer greater than or equal to two, and a signal or signals output by a w pixel contained in m frame or frames, where m is smaller than n, or that generates image data using signals output by r and b pixels contained in n frames and a signal or signals output by a g pixel contained in m frame or frames.. .

06/30/16
20160191786 

Image pickup apparatus, image pickup system, and driving image pickup apparatus


Provided is an image pickup apparatus, including a plurality of microlenses, a plurality of image pickup rows being configured to output a signal for generating an image a distance measurement row being configured to output a focus detection signal a plurality of signal processing units, and a control unit. The control unit is configured to control the plurality of image pickup rows to perform a first operation of reading signals to the plurality of signal processing units; control, before or after the first operation, the distance measurement row to perform a second operation of reading signals to the plurality of signal processing units; control the plurality of signal processing units to be in an operating state in one of the first and second operations; and control a part of the plurality of signal processing units to be in an operation-restricted state in another of the first and second operations..

06/30/16
20160191170 

Integrated optical phased array


An integrated optical phased array includes an input channel receiving an optical input signal, and a multitude of signal processing channels each adapted to supply an associated optical output signal along a first axis in response to the input signal. Each signal processing channel includes, in part, a phase modulator adapted to modulate the phase of the signal travelling through the channel, thereby to control or steer the output signal of the phased array.

06/30/16
20160191164 

Remote radio head


The present invention provides a remote radio head comprising: at least one integrated connection terminal for integrating at least one optical signal with at least one power source so as to receive the integrated optical signal and power source; a power supply unit which receives the power source from the integrated connection terminal, and which supplies the power source by converting into an internal driving power source of a corresponding remote radio head; a photoelectric/electrooptic conversion unit for receiving the optical signal from the integrated connection terminal so as to convert the optical signal into an electric signal; a framer for restoring the electric signal converted in the photoelectric/electrooptic convension unit according to a preset signal demodulation format; a digital signal processing unit for receiving a signal outputted from the framer so as to adjust a waveform and a level in a digital level; and a transmission and reception signal conversion module which converts a signal outputted from the digital signal processing unit into a high-frequency transmission wireless signal, and which amplifies the signal at a high power so as to output the signal to an antenna side.. .

06/30/16
20160191005 

Method of operating digital-to-analog processing chains, corresponding device, apparatus and computer program product


A signal processing chain, such as an audio chain, produces an analog output signal from a digital input signal. The signal processing chain is operated by generating a first flag signal for the analog output signal and one or more second flag signals for the digital input signal.

06/30/16
20160190937 

Systems and methods for voltage regulation of primary side regulated power conversion systems with compensation mechanisms


Systems and methods are provided for voltage regulation of power conversion systems. An example system controller includes: a first sampling component configured to sample a sensing signal and determine a compensation signal based on at least in part on the sensing signal, the sensing signal being associated with a first current flowing through a primary winding of a power conversion system; a signal processing component configured to receive a feedback signal and the compensation signal and generate a first signal based at least in part on the feedback signal and the compensation signal, the feedback signal being associated with an auxiliary winding coupled with a secondary winding of the power conversion system; an error amplifier configured to receive the first signal and a reference signal and generate an amplified signal based at least in part on the first signal and the reference signal..

06/30/16
20160190935 

Systems and methods for voltage regulation of primary side regulated power conversion systems with compensation mechanisms


Systems and methods are provided for voltage regulation of power conversion systems. An example system controller includes: a first sampling component configured to sample a sensing signal and determine a compensation signal based on at least in part on the sensing signal, the sensing signal being associated with a first current flowing through a primary winding of a power conversion system; a signal processing component configured to receive a feedback signal and the compensation signal and generate a first signal based at least in part on the feedback signal and the compensation signal, the feedback signal being associated with an auxiliary winding coupled with a secondary winding of the power conversion system; an error amplifier configured to receive the first signal and a reference signal and generate an amplified signal based at least in part on the first signal and the reference signal..

06/30/16
20160189728 

Voice signal processing method and apparatus


A voice signal processing method and apparatus, which are used to process a voice signal collected by a microphone of a terminal in order to meet requirements of the terminal in different application modes for the voice signal generated after the processing. The method includes collecting at least two voice signals, determining a current application mode of a terminal, determining, according to the current application mode from the voice signals, voice signals corresponding to the current application mode, and performing, in a preset voice signal processing manner that matches the current application mode, beamforming processing on the corresponding voice signals..

06/30/16
20160189592 

Display system, information processing device, and display method


An information processing device includes: an image signal processing unit that processes an image signal representing an image, the image including the region, the image signal processing unit sequentially changing a color to be displayed in the region; an image signal output unit that outputs the image signal to a display device; and a receiver unit that receives, from an input device, a signal that instructs to stop the change of the color. The image signal processing unit stops the change of the color in response to the receiver unit receiving the signal..

06/30/16
20160189381 

Signal detection, recognition and tracking with feature vector transforms


A method for obtaining object surface topology in which image frames of a scene (e.g., video frames from a user passing a smartphone camera over an object) are transformed into dense feature vectors, and feature vectors are correlated to obtain high precision depth maps. Six dimensional pose is determined from the video sequence, and then used to register patches of pixels from the frames.

06/30/16
20160188979 

Method and system for audio-video signal processing


Both fingerprinting and watermark decoding processes are applied to received items of audio-visual content. Further processing is applied as well.

06/30/16
20160188331 

Signal processing device and performing a pack-insert operation


A signal processing device comprising at least one control unit arranged to receive at least one pack-insert instruction, decode the received at least one pack-insert instruction, and output at least one pack-insert control signal in accordance with the received pack-insert instruction. The signal processing device further comprising at least one pack-insert component arranged to receive at least a first data block to be inserted into a sequence of data blocks to be output to at least one destination register, receive a plurality of further data blocks to be packed within the sequence of data blocks to be output to the at least one destination register, arrange the at least first data block and the plurality of further data blocks into a sequence of data blocks based at least partly on the at least one pack-insert control signal, and output the sequence of data blocks..

06/30/16
20160188103 

Touch pad with force sensors and actuator feedback


Electronic devices may use touch pads that have touch sensor arrays, force sensors, and actuators for providing tactile feedback. A touch pad may be mounted in a computer housing.

06/30/16
20160188000 

Signal processing device and control method


A signal processing device and a control method are disclosed. The signal processing device comprises: an input unit which receives a signal from an external input device or senses a connection state; a storage unit for storing information on the external input device; and a control unit for recognizing and activating the external input device on the basis of the signal inputted from the external input device and the stored information..

06/30/16
20160187475 

Motion detection device


A motion detection device is provided. The motion detection device includes a first antenna, a voltage-controlled oscillator, a phase detector and a signal processing unit.

06/30/16
20160187460 

Rssi positioning method based on frequency-hopping spread spectrum technology


An rssi positioning method based on frequency-hopping spread spectrum technology, comprising: calibration stage: measuring the rssi values of a plurality of channels at fixed points, and recording and calculating the ranging parameters in an rssi ranging model; system preparation: deploying a positioning anchor node, and realizing synchronization between a target node and the anchor node; conducting communication on the target node by respectively utilizing a plurality of channels to obtain the rssi values; signal processing stage: processing the rssi into signal strength amplitude and performing optimization; and positioning stage: calculating a distance and the target node position on a positioning server according to each of the signal strength. The present invention solves the problem that low rssi positioning precision cannot satisfy the actual requirements because a traditional rssi positioning method is limited to factors such as multipath signal transmission, co-channel interference, obstacle interference and low coordinate calculation precision of a trilateration method..

06/30/16
20160187450 

Signal processing for a capacitive sensor system with robustness to noise


A capacitive sensor includes a transmit electrode configured to provide an alternating electric field to a sensor; one or more receive electrodes for detecting variations in the alternating electric field; and an adaptive frequency adjustment unit configured to adjust an operating frequency of the alternating electric field responsive to detection of a noise measure, such as noise power.. .

06/30/16
20160187430 

Apparatus for measuring cell internal resistance online and measurement method therefor


An apparatus for online measurement of a battery internal resistance and a measurement method thereof are disclosed and applicable to online measure the internal resistance of a monomer cell in the battery, which include an excitation source circuit, electrically connected between any two monomer cells to be detected and a battery end and forming a loop respectively or simultaneously with the two monomer cells; an analog-to-digital conversion unit, for detecting and converting a response voltage of the monomer cell ends, and simultaneously electrically connected to the loop formed with the two monomer cells, for detecting and converting a current in the loop as well as detecting and converting a phase value between the current and the response voltage; a digital signal processing unit, electrically connected to the analog-to-digital conversion unit, for calculating the internal resistance value of the monomer cell to be detected after receiving a conversion signal from the analog-to-digital conversion unit; and realize precise, efficient and convenient internal resistance measurement of the monomer cell without damaging the monomer cell and sacrificing the online load of the battery.. .

06/30/16
20160187388 

Current sensor


To provide a current sensor excellent in insulation resistance. A current sensor (1) includes a conductor (10); a support part (30) for supporting a signal processing ic (20); a magnetoelectric conversion element (13) configured to be electrically connectable to the signal processing ic (20), and arranged in a gap (10a) of the conductor (10) so as to detect a magnetic field generated by a current flowing through the conductor (10); and an insulation member (14) supporting the magnetoelectric conversion element (13)..

06/30/16
20160183884 

Biosignal processing method and apparatus


A biosignal processing apparatus and method thereof include a signal receiver and a signal processor. The signal receiver is configured to receive a biosignal having a corresponding electrical physical quantity from a sensor.

06/30/16
20160183873 

Fetal health monitoring belt


A fetal health monitoring belt includes a main body and a fixing part, wherein the main body includes an ultrasonic sensor, at least one ecg sensor and a microcontroller which includes a control module, a signal processing module and a data transmitting module, and the control module electrical connects the ultrasonic sensor. The ultrasonic sensor detects the location of the beating heart of the fetus, and transmits a location signal to the control module.

06/30/16
20160183806 

Photoacoustic apparatus


A photoacoustic apparatus that improves absorption coefficient measurement accuracy by obtaining information on a subject after performing correction in accordance with amounts of light emitted to the subject includes a photoacoustic wave detection unit that detects photoacoustic waves generated from a subject when a light source irradiates the subject with light and output detection signals and a signal processing unit that performs signal processing to obtain information on the subject in accordance with the detection signals. The signal processing unit obtains information on the subject after performing correction in accordance with amounts of light emitted to the subject..

06/30/16
20160183770 

Contact detecting apparatus, optical measurement apparatus, and contact detecting method


A contact detecting apparatus detects contact between a body tissue and a probe for emitting illumination light onto the body tissue and receiving return light of the illumination light scattered from the body tissue. The contact detecting apparatus includes: a laser light source that emits laser light to irradiate a specified region of the body tissue via the probe; a photoelectric conversion unit that converts light received via the probe into an electric signal; and a signal processing unit that determines whether or not there is contact between a distal end of the probe and the body tissue based on whether the electric signal includes a component of a beat signal caused by interference of the return light of the laser light scattered from each of a surface of the body tissue and a surface of the distal end of the probe..

06/23/16
20160183012 

Hearing device adapted for estimating a current real ear to coupler difference


The application relates to a hearing device comprising an ite-part adapted for being located at or in an ear canal of a user, a configurable signal processing unit for processing an input signal, and a feedback estimation unit for providing a current estimate of an acoustic feedback path from an output transducer to an input transducer, a memory for storing frequency dependent reference estimates of the acoustic feedback path the real ear to coupler difference, when the ite-part is correctly mounted, an optional probe signal generator for generating a probe signal at least in a specific measurement mode, wherein the hearing device is configured to perform measurement of the current estimate of the acoustic feedback path. The hearing device further comprises a control unit operatively connected to said memory and to said signal processing unit, and configured to compare said current estimate of the acoustic feedback path with said reference estimate of the acoustic feedback path, and to provide a current feedback path difference measure, and to determine a current estimate of real ear to coupler difference from the current feedback path difference measure.

06/23/16
20160182874 

Multiple camera synchronized auto white balance


An apparatus includes a plurality of camera units where each camera unit has a lens, a sensor that can detect at least three colors, and camera unit calibration data for each camera unit is stored in non-volatile, non-transitory memory. The apparatus also includes multi-camera auto white balance synchronization logic that is operatively coupled to each camera unit.

06/23/16
20160182778 

Sensor system for high-radiation environments


A detection system is provided for use in a high-radiation environment includes a sensor assembly with a housing enclosing an unshielded radiation-hardened sensor for generating a digital signal of detected data corresponding to an object of interest and a first serializer/deserializer (serdes) for converting the digital signal into a serial bit stream. A high-frequency transmission cable transmits the serial bit stream to a signal processing module located outside of the high-radiation environment where a second serdes deserializes the serial bit stream to generate a decoded signal that is processed to generate an output at a display device corresponding to the detected object..

06/23/16
20160182172 

Data communication with acoustic signal communication


A composite signal having frequencies within a sonic first frequency bandwidth may be received from a communication media on a receiver. The composite signal may include an audio base signal and at least one code signal.

06/23/16
20160182156 

Adjustable receiver with addressable parameters


A system includes an adjustable receiver a data line, a communications bus, and signal processing circuitry. The adjustable receiver may receive a signal and pass the received signal to the signal processing circuitry for data recovery and processing.

06/23/16
20160180863 

Intelligent volume control interface


The invention relates to a method, comprising receiving a first audio signal during an application execution in an apparatus, determining a volume level of a volume control interface for controlling a volume level of the first audio signal, controlling processing the first audio signal by at least one digital signal processing algorithm determined on the basis of the determined volume level of the volume control interface for controlling the volume level of the first audio signal, and outputting the controlled processed first audio signal at the determined volume level of the volume control interface. The invention further relates to an apparatus and a computer program product that perform the method..

06/23/16
20160180862 

Signal processing method, signal processing device, and signal processing program


A double-talk detecting method including estimating a noise contained in a mixed signal containing at least an echo, a near-end signal and a noise to determine an estimated noise; and detecting a presence of a near-end signal contained in said mixed signal using said estimated noise.. .

06/23/16
20160180859 

Audio signal processing circuit


An audio signal processing circuit includes a first obtaining unit, a regulation unit, a second obtaining unit, and a synthesis unit. The first obtaining unit obtains high-frequency audio signals from original audio signals.

06/23/16
20160179996 

Pseudo-phase production simulation: a signal processing approach to assess quasi-multiphase flow production via successive analogous step-function relative permeability controlled models in reservoir flow simulation


The disclosed embodiments include a method, apparatus, and computer program product for approximating multiphase flow in reservoir simulation. For example, one disclosed embodiment includes a system that includes at least one processor and memory coupled to the at least one processor, the memory storing instructions that when executed by the at least one processor performs operations that includes generating a set of pseudo-phase production relative permeability curves; receiving production rate history data; receiving simulation configuration parameters; performing flow simulation using the set of pseudo-phase production relative permeability curves; and determining an optimal matching pseudo-phase production simulation result that best matches the production rate history data in the absence of relative permeability measurements derived from the subsurface porous medium..

06/23/16
20160179458 

Digital signal processing using a combination of direct and multi-band convolution algorithms in the time domain


The specification relates to the processing of a digital input signal. The digital input signal is convolved with a first time slice of an impulse response with a first direct convolution filter.

06/23/16
20160179282 

Background signal processing system and background signal processing method


A background signal processing method and a background signal processing system are provided. The background signal processing method includes measuring a first conductive wire group, comparing a first background signal measurement value with a predetermined background signal threshold value to determine their difference, and executing the following steps according to the amount of the difference: (1) performing no updating; updating the background signal according to the first background signal measurement value; and further measuring a second conductive wire group and calculating a background signal speculating value of a third conductive wire group, other than the first and second conductive wire groups, based on the second background signal measurement value and the first background signal measurement value, to provide the complete background signals and ensure the quality of the captured signals..

06/23/16
20160179228 

Background signal processing system and background signal processing method


A background signal processing method and a background signal processing system are provided. The background signal processing method includes: measuring a first background signal measurement value of a first conductive wire group according to a first background signal measurement value to determine whether a subsequent process is required, and measuring a second background signal measurement value of a second conductive wire group if the subsequent process is required, or ending in this step.

06/23/16
20160179227 

Background signal processing system and background signal processing method


A background signal processing method and a background signal processing are provided. The background signal processing method includes measuring a first conductive wire group to determine whether a subsequent process is required according to a first background signal measurement value, and selecting a corresponding second conductive wire number interval according to first background signal measurement data if the subsequent process is required, or stopping measuring.





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