|| List of recent Signal Processing-related patents
|Signal processing apparatus and signal processing method|
A signal processing apparatus includes: a signal input unit that receives inputs of a plurality of signals, the plurality of signals having a first temporal order different from each other; a transmission unit that sequentially transmits the plurality of signals as data to outside of the signal processing apparatus; and a reception unit that receives a plurality of output signals from outside of the signal processing apparatus, the plurality of output signals being generated by processing the data, the plurality of output signals having a second temporal order corresponding to the first temporal order.. .
|On-vehicle image capture device|
Provided is an on-vehicle imaging device installed onboard a vehicle, and equipped with: an imaging unit for capturing an image of a subject, and having sensitivity to at least to the entire visible light spectrum of the red range (r), the green range (g), and the blue range (b), and to the infrared range (cir); a signal processing unit for carrying out signal processing on video signals of at least a plurality of different bandwidths from a video image captured by the imaging unit; a pixel signal distribution processing unit for extracting pixel signal distribution information of one or more signals among video signals processed by the signal processing unit; a white balance processing unit for performing signal processing using a predetermined gain, so as to bring a video signal to a desired value; and a system control unit for performing control of the white balance processing unit and control of assessment area information for the purpose of extraction of pixel signal distribution information by the pixel signal distribution processing unit. In accordance with the pixel signal distribution information extracted by the pixel signal distribution processing unit, the system control unit performs control to set the gain of the white balance processing unit to a predetermined value..
Clarion Co., Ltd.
|Driving image pickup device, driving imaging system, image pickup device, and imaging system|
There are provided a driving method for an image pickup device, a driving method for an imaging system, an image pickup device, and an imaging system, which changes an operation for mixing signals generated by a plurality of pixels in accordance with an amplification factor of a signal processing circuit in the image pickup device or an amplification unit externally provided to the image pickup device.. .
Canon Kabushiki Kaisha
|Ad converter, signal processing method, solid-state imaging device, and electronic apparatus|
Provided is an ad converter including a first ad converting unit in which pixel columns of a pixel array are divided into at least two groups, and that compares a first ramp signal and a first pixel signal output from a first group of the pixel columns and performs ad conversion on the first pixel signal; and a second ad converting unit that compares a second ramp signal and a second pixel signal output from a second group of the pixel columns and performs ad conversion on the second pixel signal, in which the first ramp signal is a signal of which a level is decreased with a constant slope over time in a d-phase period for detecting a signal level of a pixel signal, and the second ramp signal is a signal of which a level is increased with a constant slope over time in the d-phase period.. .
|Low-complexity diversity reception|
A system may comprise a plurality of signal processing paths, a bin-wise combiner, an inverse transformation block, and a dac. Each signal processing path may comprise a transformation block that is operable to transform a first time-domain digital signal to an associated frequency-domain signal having a plurality of subband signals.
|Remote unit for communicating with base stations and terminal devices|
A remote unit of a distributed antenna system is disclosed that can communicate analog rf signals with both base stations and terminal devices in a coverage zone serviced by the remote unit. In some aspects, the remote unit can include a signal processing module and a transceiver.
Commscope Technologies Llc
|Systems and methods for current control of power conversion systems|
System and method for regulating an output current of a power conversion system. An example system controller for regulating an output current of a power conversion system includes a driving component, a demagnetization detector, a current-regulation component, and a signal processing component.
On-bright Electronics (shanghai) Co., Ltd.
|Embedded nonvolatile memory elements having resistive switching characteristics|
Provided are nonvolatile memory assemblies each including a resistive switching layer and current steering element. The steering element may be a transistor connected in series with the switching layer.
|X-ray ct device|
The present invention prevents aliasing of the x-ray detector from lowering the spatial resolution and enhances the precision of measurement in an x-ray ct device. An x-ray ct device for capturing an x-ray transmission image from a plurality of angular directions with respect to an object and generating a tomographic image of the object on the basis of the transmission images, wherein a plurality of detection pixels of an x-ray detector (2) are added together and a signal is retrieved, and also the adding positions of the plurality of detection pixels are changed in synchronization with a plurality of image scanning timings, thereby allowing a computer (cpu), which is a signal processing unit, to enhance the spatial resolution without lowering the s/n of the ct image thus measured.
Hitachi Medical Corporation
|Signal processing apparatus|
A signal processing apparatus of an embodiment includes processing circuitry and control circuitry. The processing circuitry acquires a plurality of iq signals obtained by performing a plurality of processing with different conditions on reflected wave signals generated at a transducer element included in an ultrasound probe.
Toshiba Medical Systems Corporation
Low power distributed memory network
A digital signal processing (dsp) system includes an analog to digital converter, program random access memory (pram), n switching devices, and a control module. The analog to digital converter is configured to convert samples of an analog signal into digital samples.
Marvell World Trade Ltd.
Method and device for sensing surrounding environment based on frequency modulated continuous wave radar
Disclosed herein are a method and device for sensing a surrounding environment based on a frequency modulated continuous wave (fmcw) radar. The method for detecting a target based on an fmcw radar includes the steps of: the fmcw radar transmitting a sensing signal for detection of the target, and receiving a response signal in response to the sensing signal; the fmcw radar performing a signal processing on the response signal, and generating a frequency spectrum of a beat signal; the fmcw radar determining a detection frequency band for detection of the target within a valid frequency band of the frequency spectrum; the fmcw radar determining a threshold value to determine a target detection peak value for detection of the target among peak values of the frequency spectrum; and the fmcw radar detecting the target based on the detection frequency band and the threshold value..
Tap-scan bridge damage detection system
A tap-scan bridge damage detection system comprises: a mobile cart (1) capable of moving on a to-be-detected bridge; a tap subsystem (2) mounted on the mobile cart (1) and used for applying a tap load to the to-be-detected bridge; a signal acquisition subsystem (3) mounted on the mobile cart and used for acquiring a response signal transferred from the to-be-detected bridge to the mobile cart; and a signal processing apparatus (4) connected to the signal acquisition subsystem (3) and used for receiving and processing a signal acquired by the signal acquisition subsystem (3), and outputting the bridge damage information processed result. The tap-scan bridge damage detection system can detect bridge damage in a simple, convenient, efficient and accurate manner..
China Road & Bridge Corporation
Temperature compensated transmission line based liquid level sensing apparatus and method
A sensor having a transmission line acting as a probe and an electronic circuit measures liquid levels. The sensor circuit uses a periodic signal generator to produce a carrier wave, which stimulates the transmission line, through a complex network coupling element.
Automotive gas pedal management to increase driving safety and reduce fuel consumption and exhaust gas emission in motor vehicles
An automotive accelerator device comprising an accelerator member movable in response to driver operation, a position sensor associated with the accelerator member to output a position signal indicating an operation degree of the accelerator member, and signal processing means configured to receive the position signal generated by the position sensor and to generate a command for a motor vehicle engine based on the position signal and a characteristic curve of the accelerator device that defines the command for the motor vehicle engine as a function of the position signal; the signal processing means are further configured to: receive signals indicating a current motor vehicle speed and a target motor vehicle speed, and to dynamically adapt the accelerator device characteristic curve based on the current motor vehicle speed with respect to the target motor vehicle speed; wherein dynamically adapting the accelerator device characteristic curve comprises determining lower, intermediate and upper motor vehicle speed ranges based on the target motor vehicle speed and dynamically adapting the accelerator device characteristic curve based on the current motor vehicle speed and the lower, intermediate and upper motor vehicle speed ranges such that for current motor vehicle speeds within the lower motor vehicle speed range, the command is directly proportional to the position signal, via a first proportionality coefficient, for current motor vehicle speeds within the upper motor vehicle speed range, the command is substantially invariant as the position signal varies, and for current motor vehicle speeds within the intermediate motor vehicle speed range, the command is directly proportional to the position signal, via a second proportionality coefficient lower than the first proportionality coefficient.. .
C.r.f. Societa' Consortile Per Azioni
Network component for a vehicle network and corresponding vehicle network
A network component has a signal processing device having a processor, at least one voltage source that can be connected to a supply network of the vehicle, and at least one coupling device connected to the signal processing device and the voltage source. Lines of at least one network segment of the vehicle network can be connected to the coupling device for the simultaneous signal connection of the network segment to the signal processing device and for the voltage supply of the network segment by the voltage source.
Continental Automotive Gmbh
Ultrasonic diagnostic apparatus and control method
An ultrasonic diagnostic apparatus includes reception circuitry, signal processing circuitry, and generating circuitry. The reception circuitry outputs a plurality of reception signals corresponding to respective reception scanning lines for each transmission and reception of an ultrasonic wave by an ultrasonic probe.
Toshiba Medical Systems Corporation
Apparatus to measure the time and ability to process, react to, and synchronize complex visual effects relative to the detection of images in motion (based on the shannon-nyquist signal theory) with complex sounds or sound variations
In conjunction with the so-called “wagon wheel effect”, based on the shannon-nyquist signal processing theory, which our apparatus produces and measures under specific conditions, observed with one (left, right) or two eyes, when a disk reaches a speed , at which normal brain processes perceive as a rotation speed inversion, we create complex sounds or sound variations, which can be heard from one (left, right) or two ears, which we use to test in various scenarios individual's responses (potentially illustrating aspects of brain lateralization function) to support the establishment of a normative theory and measure specific populations (aging population, individuals suffering from mental illness such as alzheimer, possibly in their early stage of development) against this norm.. .
Scheduling for devices with limited signal processing capability
A method of a network node of a cellular communication system adapted to communicate with a wireless communication device is disclosed. The method comprises acquiring a signal processing capability of the wireless communication device, scheduling one or more first time-frequency resources of a first occasion of communication for transmission to the wireless communication device based on the acquired signal processing capability, and determining a length of a time interval between the first and a second occasion of communication between the network node and the wireless communication device based on the acquired signal processing capability.
Telefonaktiebolaget L M Ericsson (publ)
Wireless position estimation apparatus and method
A wireless position estimation apparatus may include a wireless communications unit receiving radio signals including positional information related to a plurality of aps from the plurality of aps including a plurality of antennas, a radio signal processing unit combining radio signals received from the plurality of antennas or selecting one of the radio signals, depending on whether or not channel gains of the respective antennas are changed, for a respective ap, a distance calculating unit measuring received signal strength indication (rssi) values of the radio signals combined or selected by the radio signal processing unit and calculating distance values to the aps using the measured rssi values, and a position estimating unit estimating a position of a terminal using the calculated distance values and the positional information.. .
Samsung Electro-mechanics Co., Ltd.
Digital speaker system and electrical connection digital speaker system
A digital speaker system that effectively uses the characteristic of a signal processing circuit is constructed. A digital speaker system 1 having plural speakers has a signal processing circuit 10 for outputting plural right-sound digital signals and plural left-sound digital signals, and at least one of the plural speakers is operated to function as a monaural sound speaker 2 to which any one or plural right-sound digital signals output from the signal processing circuit 10 and any left-sound digital signals whose number corresponds to the number of the signals are input to output monaural sounds..
Clarion Co., Ltd.
Signal processing device and signal processing method
A signal processing device includes a noise analysis unit for analyzing a frequency component of a noise signal obtained by converting a collected sound into an electrical signal, a plurality of filtering units for carrying out predetermined filtering operations on the noise signal on the basis of an analysis result, and an output control unit for temporally varying a synthesis rate of outputs of the plurality of filtering units according to a change in the analysis result of the noise analysis unit. When the analysis result of the noise analysis unit changes, one filtering unit starts a predetermined filtering operation by characteristics different from those of other filtering units that carry out predetermined filtering operations on the noise signal according to the change in the analysis result of the noise analysis unit..
Bias monitoring method and apparatus and transmitter
A bias monitoring method and apparatus and a transmitter, the bias monitoring apparatus being used for monitoring deviation of a direct current bias point of an optoelectronic modulator and including: a first signal processing unit configured to perform first signal processing on an electric driving signal inputted into the optoelectronic modulator, so as to output a reference signal; a second signal processing unit configured to perform second signal processing on an electric output signal obtained based on an optical signal outputted by the optoelectronic modulator, so as to output a monitoring signal; and a monitoring signal calculating unit configured to calculate correlation between the reference signal and the monitoring signal, and output a calculation result of the correlation as a bias monitoring signal. The sensitivity of the bias monitoring apparatus may be improved, and complexity of hardware may be lowered..
Signal processing apparatus, signal processing method, and signal processing program
To obtain a high-quality enhanced signal, there is provided an apparatus including a transformer that transforms a mixed signal, in which a first signal and a second signal coexist, into a phase component for each frequency and one of an amplitude component and a power component for each frequency, an amplitude analyzer that derives a predetermined frequency at which one of the amplitude component and the power component matches a predetermined condition, a change amount generator that generates a change amount of the phase component at the predetermined frequency by using a series of data with a cross-correlation weaker than that of the phase components, a phase controller that controls the phase component at the predetermined frequency by using the change amount provided from the change amount generator, and an inverse transformer that generates an enhanced signal by using the phase component having undergone control processing by the phase controller.. .
Method of improving noise immunity in a signal processing apparatus, and a signal processing apparatus having improved noise immunity
A signal processing apparatus that includes a circuit in which a signal processing function is performed during a first time period, the signal processing apparatus including or being associated with a switch or a filter in a power supply to the signal processing apparatus so as to disconnect the signal processing apparatus from the power supply or to filter the power supply during a second time period that is coincident with at least part of the first time period.. .
Analog Devices Global
Optical instrument pickup
A optoelectronic pickup for a musical instrument includes at least one light source which directs light to impinge a string of the musical instrument in at least one photoreceiver located to detect the reflected light, so as to generate an electrical signal that is responsive to string vibrations. A number of dissimilar filter approaches are included to control undesired effects of spurious light, the filter approaches may be structure-based, signal processing-based, and/or optics-based..
Touch panel module and touch controller thereof
A touch panel module and a touch controller thereof are provided. The touch controller includes a plurality of signal processing channels configured to control the touch panel.
Novatek Microelectronics Corp.
Position detecting device
The invention allows size reduction of a sensor of a position detecting device of a capacitive system, which detects a position indicated by an indicator. The sensor has plural electrode conductors that are disposed adjacent to each other and are configured to receive a signal from the indicator on a first surface of a substrate having the first surface and a second surface opposed to each other.
Wacom Co., Ltd.
Tapered coherent integration time for a receiver of a positioning system
Approaches to signal processing using tapered coherent integration time period durations. In this regard, signal processing of received signals (e.g., received satellite navigation signals) may be received at a receiver.
Signal processing device, ultrasound diagnostic apparatus, and signal processing method
A signal processing device which uses a first signal waveform of ultrasound reflected from an object in a first compressed state and a second signal waveform of ultrasound reflected from the object in a second compressed state and calculates an elasticity of the object affected by a change in a compressed state includes: a phase difference calculation unit which calculates a phase difference component in each time between the first signal waveform and the second signal waveform; a correlation calculation unit which calculates an elasticity pertaining to a difference in angular frequencies between the first signal waveform and the second signal waveform and an initial phase difference according to a correlation between the each time and the phase difference component in the each time; and an elasticity calculation unit which calculates the elasticity on the basis of the difference in angular frequencies.. .
Konica Minolta, Inc.
Engine rpm signal processing clutch control in vehicle
An engine rpm signal processing method in a vehicle, may include a low speed determination step for determining whether an engine rpm sensor signal needs to be subjected to post processing when the engine rpm sensor signal is less than a predetermined first reference speed, and a filtering step for processing the engine rpm sensor signal with a kalman filter to output a filtered engine rpm when it is determined in the low speed determination step that the post processing of the engine rpm sensor signal is necessary.. .
Kia Motors Corp.
High resolution electro-anatomic mapping using multiple biopotential sensors and associated signal processing and digitization in the catheter tip
An apparatus for sensing an electrophysiological biopotential signal in combination with an external control circuit includes a catheter having a tip portion, an analog front-end sensor array in the tip portion of the catheter communicated with at least a first electrode in the tip portion of the catheter, and an analog signal processing integrated circuit in the tip portion of the catheter communicated with analog front-end sensor array.. .
Image processing apparatus, image processing method, and program
There is provided an image processing apparatus including a first polarizing unit that has a first polarization region and a second polarization region to transmit different polarized light corresponding to different viewing point images, a second polarizing unit that includes a third polarization region to transmit only transmission light of the first polarization region, a fourth polarization region to transmit only transmission light of the second polarization region, and a total transmission region to transmit the total transmission light of the first polarization region and the second polarization region, an imaging element, and an image processing unit that executes signal processing with respect to an output signal of the imaging element. The image processing unit executes correction processing to generate a two-dimensional image and executes image conversion of the two-dimensional image to generate a left eye image and a right eye image for three-dimensional image display..
Apparatus and methods for reducing soft buffer size in mtc devices
A machine type communication (mtc) device is configured to communicate through a long term evolution (lte) network. The mtc device include a wireless transceiver to receive a signal through the lte network, a soft buffer configured to store a plurality of soft channel bits for up to a maximum number of hybrid automatic retransmission request (harq) processes, and a signal processing unit.
Intel Ip Corporation
Integrated security device and signal processing method used for an integrated security device
An integrated security device, including: an encryption/decoding processing unit for executing processing necessary for authentication by using a logic circuit that forms an encryption/decoding function; a selector for selecting signals whose number corresponds to a specific number of lines from among signals from a plurality of intermediate nodes of the logic circuit in accordance with a selection signal; and a signal processing unit having a function of detecting a glitch caused by the signals corresponding to the specific number of lines, for implementing both a function of generating a physical random number and a function of generating a device identifier by a physical characteristic based on the glitch detected by switch-selecting the signals corresponding to the specific number of lines.. .
Mitsubishi Electric Corporation
Signal processing method in dsl system, apparatus, and system
Embodiments of the present invention provide a signal processing method in a dsl system. The method includes: determining that there is no to-be-sent downstream signal on m subscriber lines in n subscriber lines; superimposing a signal x on the m subscriber lines, so that a signal output on the m subscriber lines after precoding processing is 0, where xm indicates a signal component loaded on the mth subscriber line in the m subscriber lines; performing precoding processing on a downstream signal on the n subscriber lines; and sending the downstream signal that has undergone the precoding processing on another line except the m subscriber lines in the n subscriber lines.
Huawei Technologies Co., Ltd.
Wireless communication device and sensing method
A wireless communication device which includes: a sensing antenna for sensing communication by a primary user; a first transmission antenna; a second transmission antenna; first transmitting unit that generates a transmission signal to be transmitted from the first transmission antenna; second transmitting unit that generates a transmission signal to be transmitted from the second transmission antenna and that cancels, in the sensing antenna, a transmission signal from the first transmission antenna; digital signal processing unit that suppresses the transmission signal from the first transmission antenna, from a received signal of the sensing antenna; and sensing unit that detects communication by a primary user on the basis of the received signal of the sensing antenna that has been processed by the digital signal processing unit. While performing communication as a secondary user, the device detects communication by a primary user.
Toyota Infotechnology Center Co., Ltd.
Semiconductor device and driving method thereof
The circuit includes a first wiring for supplying a power supply potential to a signal processing circuit, a transistor for controlling electrical connection between the first wiring and a second wiring for supplying the a power supply potential, and a transistor for determining whether or not the first wiring is grounded. At least one of the two transistors is a transistor whose channel is formed in the oxide semiconductor layer.
Semiconductor Energy Laboratory Co., Ltd.
Adaptive audio signal filtering
An apparatus comprising: an audio signal analyser configured to analyse an audio signal; an audio signal processor configured to signal process the audio signal to enhance the speech component of the audio signal dependent on determining the audio signal comprises speech components; and signal processing the audio signal to enhance a loudness of the audio signal otherwise.. .
A display device includes a signal processing unit that receives input signals, and calculates output signals to a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel. The signal processing unit calculates a frequency of pixels belonging to each of a plurality of partitions using a light quantity of a surface light source.
Japan Display Inc.
Image signal processing device
Even in a case in which an image signal that is not normal is included, a display based on a normal image signal is performed. Input signal determination circuits (11a, 11b) replace an abnormal image signal which is determined not to be able to be synchronized by a synchronization circuit (12), among image signals which are included in either a first image signal group or a second image signal group, with an image signal which can be synchronized by the synchronization circuit (12), according to another image signal which is included in either the first image signal group or the second image signal group..
Sharp Kabushiki Kaisha
Steganographic encoding and decoding
This patent document relates generally to steganography and digital watermarking. One claim recites an apparatus comprising: memory for storing data representing an image or video, in which the data comprises first data corresponding to first color data, second data corresponding to second color data and third data corresponding to third color data, the image or video to host auxiliary information; a processor programmed for: weighting the first data, the second data and the third data according to at least the following two factors: i) a color direction associated with an expected embedding direction; and ii) expected image capture or signal processing; and determining from weighted first data, weighted second data and weighted third data, changes in one or more image or video attribute(s), in which the auxiliary information is conveyed through the changes.
Device for the hardware detection of local extremes in an image
A device and method for the hardware detection of local edges in an image, comprised of a plurality of elemental cells for mixed signal processing, locally interconnected with each other, comprising in each cell a first switch configured to enable the pre-charging of a condenser at the supply voltage; and where once said condenser is pre-charged, it discharges via a second switch connected to a power source which varies in a monotonically increasing manner with the analogue voltage representing the value of the pixel concerned; and where the value of the pixel is compared asynchronously with the neighbouring pixels of the neighbouring cells via two inverters, a digital nor gate, a digital nand gate, a third and fourth switch and a memory feature to store the result.. .
Conesjo Superior De Investigaciones Científicas (csic)
Indicia reading system employing digital gain control
A scanning code symbol reading system includes an analog scan data signal processor for producing digitized data signals, wherein during each laser beam scanning cycle, a light collection and photo-detection module generates an analog scan data signal corresponding to a laser scanned code symbol, an analog scan data signal processor/digitizer processes the analog scan data signal to generate digital data signals corresponding thereto, and a synchronized digital gain control module automatically processes the digitized data signals in response to start of scan (sos) signals generated by a sos detector. The synchronized digital gain control module generates digital control data which is transmitted to the analog scan data signal processor for use in controlling the gain of a signal processing stage in the light collection and photo-detection module and/or analog scan data signal processor, during the corresponding laser beam scanning cycle..
Metrologic Instruments, Inc.
An intelligent connector is provided and includes a bus control module. The a bus control module includes a bus interface, a load interface, a first switch control interface configured to output a switch control signal, and a signal processing unit configured to process a interchanged signal..
Tyco Electronics (shanghai) Co. Ltd.
Memory device with internal signal processing unit
A method for operating a memory includes storing data in a plurality of analog memory cells that are fabricated on a first semiconductor die by writing input storage values to a group of the analog memory cells. After storing the data, multiple output storage values are read from each of the analog memory cells in the group using respective, different threshold sets of read thresholds, thus providing multiple output sets of the output storage values corresponding respectively to the threshold sets.
System performance control component and method therefor
A system performance control component, and method therefor, for configuring at least one system performance parameter within a signal processing system. The system performance control component is arranged to receive an indication of an address of a memory access performed by at least one signal processing component, compare the received indication of an address of a memory access to at least one address value, and configure at least one system performance parameter based at least partly on the comparison of the received indication of an address of a memory access to at least one address value..
Freescale Semiconductor, Inc.
Systems and methods for capacitive touch detection
System and methods are provided for touch detection. The system includes: a sensing capacitive network configured to generate a touch-sensing signal based at least in part on a touch panel capacitance; an internal capacitive network configured to generate an input signal based at least in part on a predetermined internal capacitance; a comparative network configured to compare the touch-sensing signal with a reference signal to generate a first comparison result and compare the input signal with the reference signal to generate a second comparison result; and a signal processing component configured to generate a detection result to indicate ether a touch event occurs on the touch panel based at least in part on the first comparison result and the second comparison result..
Marvell World Trade Ltd.
Detector unit with pulse shaper
The invention relates to a detector unit (100) for the detection of photons of incident radiation. The detector unit (100) comprises a signal processing circuit (40, 50, 60) for generating signals (v0) that are dependent on the energy of a currently detected photon (x) and at least one processing-parameter (rf).
Koninklijke Philips N.v.
A vehicle, provided with: at least an optical passage situated at a vehicle exterior for passing on optical signals; a number of elongate optical signal guides, extending between said passage and at least an optical signal processing unit situated in the vehicle, wherein the optical processing unit is provided with a transmitter for transmission of diverging optical signals; wherein an optical system is arranged to pass on light between the signal processing unit and proximal ends of at least a number of the optical signal guides, wherein the optical system comprises a collimator to collimate optical signals coming from the transmitter.. .
Phyco Trading B.v.
Measuring method, inspection method, inspection device, semiconductor device, manufacturing a semiconductor device, and manufacturing an element substrate
An inspection method which simplifies an inspection step by eliminating the need to set probes on wiring or probe terminals, and an inspection device for performing the inspection step. A voltage is applied to each of inspected circuits or circuit elements to operate the same.
Semiconductor Energy Laboratory Co., Ltd.
Bandsaw machine health monitoring system
A handsaw machine health monitoring system includes a sensing module, a signal processing module, a human-machine interface module and a control module. The sensing module may include a plurality of sensing devices and these sensing devices can collect a plurality of signals from a handsaw machine in operation.
Cosen Mechatronics Co., Ltd.
An ultrasonic apparatus is provided with an adaptive signal processing block (007) and a fixed signal processing block (006). The adaptive signal processing block generates a first intermediate signal by calculating a correlation matrix of a plurality of received electrical signals, extracting a plurality of sub-matrices from the correlation matrix, calculating a sub-correlation matrix by averaging the plurality of sub-matrices, determining a weighting coefficient from the sub-correlation matrix, and synthesizing the plurality of received electrical signals by using the weighting coefficient.
Canon Kabushiki Kaisha
Gas insulated switchgear monitoring apparatus and method
Mechanical, electronic, algorithmic, and computer network facets are combined to create a highly integrated advanced sensor that monitors the gas density, state-of-repair, and events associated with switchgear. Measurements of gas pressure, atmospheric pressure, gas temperature, are used with models of the non-ideal behavior of a particular gas to realistically estimate gas density.
A temperature-sensitive mass flowmeter includes a detecting element, a signal receiving element, and a signal processing element. The detecting element includes a first sensing element and a second sensing element.
Beijing Funate Innovation Technology Co., Ltd.
Angle detector, motor drive controller, and motor device
An angle detector includes a first signal level detector to detect a sensor processed signal having a maximum signal level of a first set of sensor processed signals obtained by signal processing of multiple sensor signals, each of the multiple sensor signals having a signal level corresponding to a rotational position of a rotor of a motor having multiple coils, a signal level adjuster to adjust each signal level of the first set of the sensor processed signals to match the sensor processed signal having a maximum signal level with a first adjustment level, a signal selector to single out a selection signal from a second set of sensor processed signals adjusted by the signal level adjuster, and a phase detector to output a phase information signal in which the signal level of selection signal selected by the signal selector corresponds to a phase of the rotor.. .
Ricoh Company, Ltd.
Systems, methods and apparatuses for real-time anastomosis guidance and surgical evaluation using optical coherence tomography
A surgical evaluation and guidance system for use in extravascular evaluation and guidance of fluid vessel surgeries, includes an optical coherence tomography engine; a vessel probe optically coupled to the optical coherence tomography engine; and a signal processing and display system adapted to communicate with the optical coherence tomography engine to receive imaging signals therefrom. An optical coherence tomography vessel probe for use in extravascular evaluation and guidance of fluid vessel surgeries, includes a probe body having a proximal end and a distal end; an optical relay system disposed within the probe body; and a vessel adapter at least one of attached to or integral with the probe body at the distal end of the probe body, wherein the vessel adapter defines a groove that is configured to accept one of a fluid vessel and a lymphaticovenous vessel..
The Johns Hopkins University
Technology for a neural interface is described. The neural interface can include an intracranial electrode grid operable to detect neural activity.
University Of Utah Research Foundation
Miniature piezoelectric cardiovascular monitoring system
The invention is a passive, wearable sensor that uses a thin piezoelectric material to produce a time history of blood pressure of the patient, with signal processing algorithms to extract physiological information. The sensor consists of a piezoelectric transducer set in a polymer laminate that can be applied to the finger or wrist of the patient.
The Regents Of The University Of Michigan
Audio signal processing for listening devices
A method of mitigating effects of alternating or changing pneumatic pressures within a substantially sealed ear canal includes providing an indication of ear canal sound pressure level associated with sound for an audio program produced by a corresponding audio listening device substantially sealing an ear canal to form a substantially trapped volume; and performing audio signal processing on the audio program based on the indication of ear canal sound pressure level using a predetermined frequency response curve for the audio listening device to mitigate effects of pneumatic pressure within the ear canal.. .
Asius Technologies, Llc
Microelectromechanical rate sensor
A high signal to noise ratio circuit and signal processing scheme described herein provides signal power above a noise floor such that high performance rate gyro operation can be achieved. The technology described herein exploits the combination of very low noise rate signal front end and a carrier frequency locked to a crystal filter's passband.
Rosemount Aerospace, Inc.
Ensuring imaging subsystem integrity in camera based safety systems
A method for testing an imaging subsystem of a system-on-a-chip (soc) is provided that includes executing imaging subsystem test software instructions periodically on a processor of the soc, receiving reference image data in the imaging subsystem responsive to the executing of the test software instructions, performing image signal processing on the reference image data by the imaging subsystem to generate processed reference image data, and using the processed reference image data by the test software instructions to verify whether or not the imaging subsystem is operating correctly.. .
Texas Instruments Incorporated
Solid-state image sensing device and electronic device
The present invention provides a technique for achieving higher picture quality of a captured image by reducing noise which occurs at the time of resetting in a solid-state image sensing device and the like. A pixel array in a solid-state image sensing device includes a plurality of pixels and includes an ob pixel region and an effective pixel region.
Renesas Electronics Corporation
Transmission opportunity skipping for burst noise protection
Skipping, spreading or otherwise metering signaling across multiple transmission opportunities is contemplated. The contemplated signal processing may be beneficial in ameliorating the influence of burst noise and other interferences on signal transmissions.
Cable Television Laboratories, Inc.
Apparatus and detecting spectrum interference
An apparatus and a method for detecting spectrum interference are described. The apparatus includes: a receiving antenna, configured to receive a spatial signal; a normal signal processing unit, configured to perform wave filtering and low-noise amplification for the normal signal received by the receiving antenna, and to send the processed normal signal to a radio frequency channel processing unit; an interference signal processing unit, configured to preprocess the interference signal received by the receiving antenna, and to send the preprocessed interference signal to the radio frequency channel processing unit; the radio frequency channel processing unit, configured to perform radio frequency processing for the received normal signal, and to perform radio frequency processing for the preprocessed interference signal in an idle timeslot; a radio frequency sampling unit, configured to perform, according to an input sampling clock, radio frequency sampling for the normal signal performed the radio frequency processing, to perform radio frequency sampling for the interference signal performed the radio frequency processing in an idle timeslot, and to send the interference signal performed the radio frequency sampling to an interference signal detecting unit; and the interference signal detecting unit, configured to perform fast fourier transform in a digital domain for the interference signal performed the radio frequency sampling, to perform frequency band identification, and to acquire a communication mode of the interference signal..
Method and measuring quality parameters of optical transmission channel
The present invention discloses a method and an apparatus for measuring quality parameters of optical transmission channels. The apparatus comprises: a tunable optical filter for receiving an optical signal, performing wavelength or optical carrier demultiplexing on the optical signal, and out-of-band ase noise suppression; an optical coherent receiver connected to the tunable optical filter, for performing polarization- and phase-diversity detection on the filtered optical signal and converting it into multiple lane baseband electrical signals; analog-to-digital converters for sampling and quantizing the multiple lane baseband electrical signals so as to convert the them into multiple lane digital signals; a digital signal processing module for processing the multiple lane digital signals to obtain quality parameters; and an display module for displaying the quality parameters.
Shenzhen Bitcomb Technologies Co., Ltd.
Multiple access spread spectrum switching methodology
A low-cost, low-power, low-complexity, small, high-reliability, robust, seamless satellite communication network is described. The network performs encoding of a user signal at the customer premises to enable routing of the user signal to an appropriate destination beam at the satellite requiring low power user signal processing.
At&t Intellectual Property Ii, L.p.
System and positioning using hybrid spectral compression and cross correlation signal processing
The present invention relates to a system and method for positioning and navigation using hybrid spectral compression and cross correlation signal processing of signals of opportunity, which may include global navigation satellite system (gnss) as well as other wideband energy emissions in gnss obstructed environments. Examples of these signals of opportunity include but are not limited to gps, glonass, cellular code division multiple access (cdma) communications signals, and 802.11 wi-fi.
Telecommunication Systems, Inc.
Systems and methods for high throughput signal processing using interleaved data converters
Various embodiments of methods and associated devices for increasing throughput in a programmable hardware element using interleaved data converters are disclosed. A device comprising a programmable hardware element may be configured to comprise a plurality n of processing portions.
National Instruments Corporation
Signal processing apparatus and signal processing method
A signal processing apparatus generates a window signal, transforms the window signal into a frequency spectrum, and adjusts an amplitude component of the frequency spectrum. Then, the signal processing apparatus applies inverse transform to the amplitude component after adjustment and to a phase component of the frequency spectrum to generate a frame signal, and identifies an overlap segment such that the absolute value of the amplitude of the frame signal at at least one end of the overlap segment becomes smaller than the absolute value of the amplitude of the frame signal at a corresponding end of an overlapping section.
Pixel driving current extracting apparatus and pixel driving current extracting method
A pixel driving current extracting apparatus and a pixel driving current extracting method, the pixel driving current extracting apparatus comprises driving current extracting circuits corresponding to pixel driving circuits for respective colors respectively. Each of the driving current extracting circuits comprises a driving current amplifying and converting unit connected to the pixel driving circuit, for amplifying and converting a driving current of the pixel driving circuit into a voltage signal.
Boe Technology Group Co., Ltd.
Remote control system and method and usage related to such a system
The invention relates to a remote control system (195) comprising mobile units (190, 1102, 1105), and a by control means (106, 110) provided controller unit for these. Said units are equipped with a function performing means (161) and transferring means (207, 270) that generates information signals (301) respectively transmits the same.
Underwater observation apparatus
An underwater observation apparatus includes an observation apparatus body, a weight structure, a coupling device, and a fusion cutting device. The observation apparatus body is configured to house at least a power source, a communication circuit for a communication device, and a signal processing device.
Nippon Marine Enterprises, Ltd.
Hybrid energy conversion and processing detector
Further, a mechanism to allow dynamically switchable or simultaneous linear and counted signal processing from each pixel of the image so that high-illumination areas can be acquired linearly without the severe dose rate limitation of counting and low-illumination regions can be acquired with counting, the switchover point determined by the dose rate at which signal quality breaks even between linear and counting modes.. .
Gnss signal processing methods and apparatus
Methods and apparatus are presented for determining a position of a gnss rover antenna from observations collected at the antenna over multiple epochs from satellite signals of multiple gnss, wherein the observation data of each gnss has a distinct data format. The observation data of each gnss are presented in a generic gnss data format, which differs from the distinct data format of the gnss, to obtain a set of generic data.
Trimble Navigation Limited
System and resampling optical coherence tomography signals in segments
A system and method for resampling interference datasets of samples in segments, in a swept-source based optical coherence tomography (oct) system. The resampling is preferably performed within a field programmable gate array (fpga) of the oct system, the fpga preferably having fourier-transform based signal processing capabilities such as fast fourier transform (fft) cores.
Signal processing wheel speed sensor
Disclosed herein is a signal processing apparatus for a wheel speed sensor, which monitors a current input to a wheel speed sensor so as to prevent the current from being excessively supplied to the wheel speed sensor. That is, the present disclosure relates to the signal processing apparatus for a wheel speed sensor, which monitors the current input to the wheel speed sensor in a duplex manner.
Ultrasonic imaging compression methods and apparatus
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 an output data module may be used to move data for all received channels off-chip as a 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.
Method and device for assessing the risk of cardiovascular complications
The group of inventions is directed to improving the reliability and objectivity of assessment of the risk of cardiovascular complications. Using optical capillaroscopy of the nail fold of a finger in a state of reactive hyperemia and in the absence thereof, the size of the perivascular area and the diameters of the venous and arterial portions of the capillaries are measured.
Atomization temperature controllable electronic cigarette
The present invention provides an atomization temperature controllable electronic cigarette including an inhalation nozzle, an atomization device, and a power supply pole. The atomization device has a heater disposed therein.
Fan active noise self-lowering system
A fan active noise self-lowering system includes a fan, a push assembly, at least one pickup unit and a digital signal processing unit. The pickup unit serves to capture the noise made by the fan to generate a noise input signal and transmit the noise input signal to the digital signal processing unit.
Signal processing device, signal processing method, measurement method, and measurement device
Provided is a signal processing device including an input unit inputting a sound collection signal of a sound of a user collected by user-surrounding microphones with inward directivity in a reproduction environment, an acoustic-signal processing unit obtaining a reproduction signal of a sound field in a measurement environment by performing a process on the sound collection signal based on a transfer function measured based on a result of sequential emission of predetermined sounds from speakers at positions set on a first closed surface with outward directivity in the measurement environment and collection of the sounds with microphones at positions on a second closed surface with outward directivity in the measurement environment and indicates how the sounds are transferred to the positions on the second closed surface, and a sound-emission control unit causing user-surrounding speakers to emit sound based on the reproduction signal with inward directivity in the reproduction environment.. .
Method and processing digital service signal
The digital service signal processing apparatus according to one embodiment of the present invention, comprises: a generation module for generating a request for receiving signaling information of an application related to a program of a digital service signal using the channel information related to the program of the digital service signal; a control module for transmitting the generated request, receiving the signaling information of the application, and determining whether the application is stored using the received signaling information of the application; and a download module for downloading, if it is determined that the application is not stored, the application using the signaling information of the application.. .
Solid-state image sensor, controlling the same, electronic device, and storage medium
A stacked-type solid-state image sensor including a first semiconductor layer in which an imaging pixel portion is implemented, and a second semiconductor layer in which a digital signal processing unit is implemented, comprises a first timing control unit configured to generate a drive timing signal of the imaging pixel portion, an a/d converter configured to convert an analog signal output from each pixel of the imaging pixel portion into a digital signal, a second timing control unit configured to generate a drive timing signal of the a/d converter; and a status generation unit configured to receive an event signal generated by at least one of the first timing control unit and the second timing control unit and generate a status signal to restrict an operation of the digital signal processing unit.. .
Signal processing apparatus, signal processing method, and signal processing program
To obtain a high-quality enhanced signal, there is provided an apparatus including a transformer that transforms a mixed signal, in which a first signal and a second signal coexist, into a phase component for each frequency and one of an amplitude component and a power component for each frequency, a change amount generator that generates a change amount of the phase component at a predetermined frequency by using a series of data with a cross-correlation weaker than that of the phase components and randomness lower than that of random numbers, a phase controller that controls the phase component by using the change amount provided from the change amount generator, and an inverse transformer that generates an enhanced signal by using the phase component having undergone control processing by the phase controller.. .
The present invention provides a signal processing method and device. The method includes: sending a first data signal and receiving a second data signal in a first resource (rb) of a first subframe; and sending a first reference signal according to first reference information and receiving a second reference signal according to second reference information in the first rb, where: the first reference information is different from the second reference information; the first reference information includes: a time-frequency resource location occupied by the first reference signal, and sequence information of the first reference signal; and the second reference information includes: a time-frequency resource location occupied by the second reference signal, and sequence information of the second reference signal.
Audio signal processing
Disclosed is a device having an audio interface configured to generate from the audio signal an outgoing audio signal for supplying to a loudspeaker component. The audio interface is configured, in generating the outgoing audio signal, to apply dynamic range compression to the audio signal.
Audio signal processor, method, and program
The invention provides an audio signal processing device capable of improving sound quality by causing a voice switch to operate appropriately. Delay-subtraction processing is performed on an input signal to form a first and second directional signal with nulls in a first and second specific direction, respectively, and a coherence is obtained using the two directional signals.
Display device, driving display device, and electronic apparatus
A display device includes: an image display panel including a plurality of pixels each including first to fourth sub-pixels; and a signal processing unit. The signal processing unit determines an expansion coefficient related to the image display panel, obtains output signals of the first to the third sub-pixels based on at least input signals of the first to the third sub-pixels and the expansion coefficient to be output to the first to the third sub-pixels respectively, obtains a fourth sub-pixel correction value as a correction value of an output signal of the fourth sub-pixel based on the input signals of the first to the third sub-pixels and the expansion coefficient, and obtains the output signal of the fourth sub-pixel based on the input signals of the first to third sub-pixels, the expansion coefficient, and the fourth sub-pixel correction value to be output to the fourth sub-pixel..
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.
Chemometric analysis of chemical agents using electrochemical detection and classification techniques
Methods, systems, and devices are disclosed for the identification of chemical agents and determination of their level of exposure using electrochemical detection and advanced signal processing. In one aspect, a method includes collecting a sample from a surface containing a chemical agent to an electrode on a sensor such that the chemical agent transfers on the electrode, detecting an electrochemical signal of the chemical agent on the electrode to transduce chemical information associated with the chemical agent to an electrical signal, processing the electrical signal to obtain electrochemical spectral signature data to identify the chemical agent and generating a series of coefficients of the electrochemical spectral signature data to reduce the data, and classifying the chemical information based on the series of coefficients among preselected data sets to determine a level of exposure to the chemical agent..