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Electrical Signal patents



      
           
This page is updated frequently with new Electrical Signal-related patents. Subscribe to the Electrical Signal RSS feed to automatically get the update: related Electrical RSS feeds.

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Date/App# patent app List of recent Electrical Signal-related patents
04/17/14
20140107643
 Method for relaxing muscle tension on a tubular anatomical structure patent thumbnailMethod for relaxing muscle tension on a tubular anatomical structure
An apparatus and method for treatment of muscle tension on a tubular anatomical structure is disclosed. The method includes using an electrical signal to destroy elongated cells causing tension on the tubular anatomical structure.
04/17/14
20140107520
 Sleep tracking and waking optimization system and method therefore patent thumbnailSleep tracking and waking optimization system and method therefore
Analog electrical and pressure data obtained by an eeg/pressure sensor matrix from the subject are sent to a signal processing module that derives digital eeg data from the electrical signal and pressure data without using sensors attached to a subject's head. The pressure data are used as a secondary signal to measure the physical orientation of the subject's head.
04/17/14
20140107452
 Integrated bioinformatics sensing apparatus patent thumbnailIntegrated bioinformatics sensing apparatus
An integrated bioinformatics sensing apparatus includes a piezoelectric sensing layer, an upper conductive layer, a bottom conductive layer and an information transmission controller. The piezoelectric sensing layer senses a physiological rhythm of a living organism to output a physiological rhythm signal, and the upper and bottom conductive layers sense a physiological electrical signal on a body surface of the living organism, and the information transmission controller receives and processes the physiological rhythm signal and the physiological electrical signal to generate and store the sensed bioinformatics, or transmit the signals to the external processing device to display the sensed bioinformatics.
04/17/14
20140106988
 Addressable electrode arrays in multiple fluidic compartments and uses thereof patent thumbnailAddressable electrode arrays in multiple fluidic compartments and uses thereof
Methods and apparati for performing measurements of electrical signals in a multi-compartmented fluidic array format where the signal to noise ratio is improved are disclosed.. .
04/17/14
20140106891
 Control system for a child swing patent thumbnailControl system for a child swing
A control system for a child swing that comprises an amplitude control subsystem configured to use one or more electrical signals from a swing sensor to compare an actual amplitude of the child swing to a pre-set amplitude of the child swing to generate an adjustment signal representing a desired adjustment to the phase of the drive mechanism. The child swing also comprises a phase control subsystem configured to use an electrical signal representative of a phase of the drive mechanism and the adjustment signal to generate a motor drive signal configured to cause the desired adjustment to the phase of the drive mechanism..
04/17/14
20140106616
 Electrical connector for reduction of fluid-induced electrical shorting patent thumbnailElectrical connector for reduction of fluid-induced electrical shorting
Technologies for reducing the risk of fluid-induced electrical shorting in electrical connectors are provided. An electrical connector comprises a non-conductive member interposed between a first end and a second end of the connector that supports electrical contacts configured to conduct an electrical signal through the non-conductive member.
04/17/14
20140106613
 Coaxial cable connector with integral rfi protection patent thumbnailCoaxial cable connector with integral rfi protection
A coaxial cable connector for coupling an end of a coaxial cable to a terminal is disclosed. The connector has a coupler adapted to couple the connector to a terminal, a body assembled with the coupler and a post assembled with the coupler and the body.
04/17/14
20140106508
 Structures embedded within core material and methods of manufacturing thereof patent thumbnailStructures embedded within core material and methods of manufacturing thereof
Embodiments of the present disclosure provide a method that comprises providing a first die having a surface comprising a bond pad to route electrical signals of the first die and attaching the first die to a layer of a substrate. The method further comprises forming one or more additional layers of the substrate to embed the first die in the substrate and coupling a second die to the one or more additional layers, the second die having a surface comprising a bond pad to route electrical signals of the second die.
04/17/14
20140105074
 Node in a wireless communication system, the node having different functional modes patent thumbnailNode in a wireless communication system, the node having different functional modes
The present invention relates to a node (1, 1′) in a wireless communication system, the node (1, 1′) comprising at least one transceiver unit (2; 2a), a first antenna function (3, 3′) and a second antenna function (4, 4′). The antenna functions comprise at least a corresponding first antenna function first port connection (7, 7′) and second antenna function first port connection (8, 8′).
04/17/14
20140104452
 Sub-pixels, image sensors having the same and image sensing systems patent thumbnailSub-pixels, image sensors having the same and image sensing systems
A sub pixel includes a photodetector and a column line output circuit. The photodetector is configured to output an electrical signal based on a detected amount of photons.
04/17/14
20140103938
Self-regulating heater cable fault detector
A method of determining a condition of a heater cable, the method including the steps of providing an electrical voltage to the heater cable; and analyzing electrical signals generated in the heater cable to determine the condition of the heater cable.. .
04/17/14
20140102774
Radiofrequency absorptive filter
An apparatus for conveying an electrical signal includes: a conductive pathway having a conductive material. The conductive material has a first edge and a second edge and is configured to convey the electrical signal.
04/17/14
20140102748
Low loss and low packaged volume coaxial rf cable
A low loss and low packaged volume coaxial rf cable according to embodiments is configured to conduct electrical signals, such as rf energy signals. The coaxial rf cable includes a three-layer structure that includes a non-conductive composite braid disposed between a first conductive composite braid and a second conductive composite braid.
04/17/14
20140101955
Absolute position-measuring device
An absolute position-measuring device includes a first subassembly having a measuring standard on which at least one code track is disposed, and a scanning unit with which, by scanning the at least one code track in a measuring direction, position signals are able to be produced, from which an absolute digital position value is able to be generated. The position-measuring device includes a second subassembly having at least one peripheral unit adapted to perform an additional or auxiliary function of the position-measuring device.
04/10/14
20140100472
Systems and methods for an optical nanoscale array for sensing and recording of electrically excitable cells
Systems for untethered sensing and recording of activity of one or more electrically excitable cells in a target region includes at least one untethered probe. Each untethered probe includes at least one signal detector, configured to electrically couple to the target region, measure the activity of the one or more electrically excitable cells, and produce an electrical signal in response to the activity of the one or more electrically excitable cells, and at least one light source, electrically coupled to the at least one signal detector, to receive the electrical signal and emit a light signal representing the activity of the one or more electrically excitable cells.
04/10/14
20140100415
Implantable microphone for hearing systems
An implantable microphone for use in hearing systems includes a housing having a sidewall, a first membrane coupled to a top portion of the housing and configured to move in response to movement from an auditory ossicle, and a second membrane coupled to the sidewall such that an interior volume of the housing is divided into a first volume and a second volume. The first volume has an opening that permits fluid to flow out from the first volume.
04/10/14
20140100071
Vehicle drive system including a transmission
A vehicle drive system including a transmission has a gear set with first, second, third and fourth elements. The second element connects with an output shaft of the transmission.
04/10/14
20140099745
Silicon-based visible and near-infrared optoelectric devices
In one aspect, the present invention provides a silicon photodetector having a surface layer that is doped with sulfur inclusions with an average concentration in a range of about 0.5 atom percent to about 1.5 atom percent. The surface layer forms a diode junction with an underlying portion of the substrate.
04/10/14
20140099124
High-density fiber coupling and emission/detection system
An optical system including an array of photonic devices that convert light signals to electrical signals or electrical signals to light signals are coupled together and optically coupled to an array of optic fibers of an information channel. A lens couples optical beams generated to at least one array of photonic devices and the array of optic fibers for an optical communication there-between.
04/10/14
20140099121
Optical module
An optical module includes first optical elements disposed on a first surface side of optical waveguides, first signal wirings disposed on the first surface side in parallel with each other in a direction intersecting with a transmission direction of an electrical signal transmitted by a first signal wiring, second optical elements disposed on a second surface side of the optical waveguides, and second signal wirings disposed on the second surface side in parallel with each other in a direction intersecting with a transmission direction of an electrical signal transmitted by a second signal wirings, the optical waveguides being disposed in parallel with each other in a direction intersecting with an optical waveguide direction of an optical signal guided by an optical waveguide at an interval which is narrower than an interval between the adjacent first signal wirings and narrower than an interval between the adjacent second signal wirings.. .
04/10/14
20140099116
Resource-efficient digital chromatic dispersioin compensation in fiber optical communication using spectral-shaping subcarrier modulation
An optical receiver comprising a frontend configured to receive an optical signal and convert the optical signal into a plurality of digital electrical signals comprising a plurality of spectrally shaped subcarrier signals carrying symbol mapped data information, and a digital signal processor (dsp) unit coupled to the frontend and configured to receive the digital signals from the frontend, demulitplex the digital signals into the subcarrier signals, and compensate chromatic dispersion (cd) for each of the subcarrier signals by applying an equalizer, wherein each of the subcarrier signals is associated with a unique tone frequency and a unique spectral shape. Also disclosed is an optical transmitter comprising a digital signal processor (dsp) unit configured to map data symbols onto a plurality of electrical subcarrier signals that are non-overlapping and spectrally shaped in a frequency domain..
04/10/14
20140099105
Self-characterization tunable optical receiver
A self-characterization optical receiver comprising a tunable filter comprising a first transmission peak and configured to receive an optical signal comprising a plurality of channels at different wavelengths and output one channel at a wavelength corresponding to the first transmission peak, an optical-to-electrical (oe) converter configured to convert the one channel optical signal into an electrical signal, a monitor unit configured to adjust at least one control parameter based upon a power level of the electrical signal, and a control unit configured to adjust a heater bias current based upon control parameters received from the monitor unit, and wherein adjusting the heater bias current shifts the wavelength corresponding to the first transmission peak.. .
04/10/14
20140098362
Optical fiber line characteristic analysis apparatus and analysis method thereof
A test pulse is generated from a first and a second test light beam pulse with different wavelengths, with a predetermined time difference applied between the first and the second test light beam pulse. A circulator inputs the test pulse to a trunk fiber of a measurement target fiber line.
04/10/14
20140098153
In-line substrate media sensor and protective guide
A sensing method and system to protect printer print heads from substrate media contact comprising a trip wire sensor to detect and signal a printer control system that substrate media carried by transport media is positioned to strike or contact the print head. The trip wire sensor is located upstream of the print heads, a controlled distance above the transport media in the direction normal to the plane of the media, and comprises a trip wire operatively connected to at least one transducer.
04/10/14
20140097829
Search coil
A device includes an excitation coil, a detector coil, and a processing circuit. The excitation coil is aligned about a volume.
04/10/14
20140097343
Spectroscopic detector and corresponding method
The invention relates to a spectroscopic detector, including: at least one waveguide (70) arranged on a substrate (7) and having an input surface (700) to be connected to an electromagnetic source, in particular an infrared source, and a mirror (701) on the opposite surface, so as to generate a standing wave inside the waveguide; and a means for detecting electromagnetic radiation, which output an electrical signal according to the local intensity of the electromagnetic wave, characterised in that said detection means consists of suspended membrane bolometers (72 to 75) distributed between the input surface and the mirror, each membrane of said heat detectors being separated from said at least one waveguide by anchoring points (42) on said substrate (7), and in that means (702 to 705) for sampling a portion of the electromagnetic wave is provided between the input surface and the mirror.. .
04/10/14
20140097266
Scent disperser arrangement in an hvac system
Scent dispenser arrangement for dispersing fragrance into a hvac system includes a flow sensor and a scent disperser assembly having a control module connected to the flow sensor and a canister for emitting a spray which is actuated by the control module. The flow sensor operates in response to air flow and creates an air flow dependent electrical signal transmitted to activate the control module of the spray disperser assembly.
04/10/14
20140096342
Device for checking the door of a vehicle
A device for checking the door of a vehicle that includes a fixing member that is attached to a vehicle body; a checker arm, an edge of which is hinge combined with the fixing member to be rotated and is located between a door and the vehicle body; and a door checker that is attached to the door to maintain the door in a stop-state at a position on a moving path of the door while sliding in a length direction of the checker arm by accommodating the checker arm therein, wherein the door checker includes: a housing in which an accommodation space is formed; a transformation element that is accommodated in the housing and transforms a straight line motion of the checker arm into a rotational motion by being engaged with the checker arm; a rotation element that is disposed within the housing, rotates by being engaged with the transformation element, and includes a friction plate; a fixing element that is fixedly installed in the housing and restricts the rotation member by attracting the friction plate of the rotation element by an electromagnetic force when an electrical signal is applied thereto; and a control element that controls on and off of the electrical signal being applied to the fixing element.. .
04/03/14
20140095094
Imaging systems and methods
In one preferred form of the present invention, there is provided method 10 of generating at least one image. The method 10 includes applying electrical signals to an individual at various spaced apart nodes; measuring impedance related data between a number of the nodes; and using the impedance related data to generate three dimensional image data..
04/03/14
20140094957
System and method for identification of implement motion in a power tool
A method of operating a power tool identifies motion of an implement in a power tool. The method includes obtaining a plurality of samples of an electrical signal that passes through the implement, identifying a parameter for the plurality of samples corresponding to a variation in values of predetermined groups of samples in the plurality of samples, updating a status for the implement with a first status indicating that the implement is not moving with reference to the identified parameter being less than a predetermined threshold, and updating a status for the implement with a second status indicating that the implement is moving with reference to the identified parameter being greater than the predetermined threshold..
04/03/14
20140094956
System and method for identification of contact between a human and a static implement in a power tool
A method of operating a power tool detects human contact with a non-moving implement in the power tool. The method includes generating a series of samples of an electrical signal passing through the non-moving implement, identifying a component for each sample in the series of samples of the electrical signal, identifying a first max−min value corresponding to a first plurality of samples in the series of samples occurring during a first periodic time interval with reference to a difference between a maximum value and a minimum value identified in the components of the first plurality of samples, and identifying human contact with the non-moving implement in response to the first max−min value being greater than a first predetermined threshold..
04/03/14
20140094955
System and method for identification of contact between an object and a static implement in a power tool
A method for operating a power tool detects human contact with a non-moving implement of the power tool. The method includes sampling an electrical signal that passes through the non-moving implement, identifying in-phase and quadrature phase components for the sample, identifying a first distance between the components of the sample and a centroid of a cluster of samples corresponding to human contact with the non-moving implement, identifying a second distance between the components of the sample and a second centroid identified for another cluster of samples corresponding to no human contact with the non-moving implement, and identifying human contact with the non-moving implement with reference to the first distance being less than the second distance..
04/03/14
20140094792
Heat-sensitive optical probes
A method of directing energy to tissue includes the initial steps of determining target tissue location and/or target tissue margins, positioning an ablation device for delivery of energy to target tissue, and positioning one or more heat-sensitive optical probes into a tissue region to be monitored. Each heat-sensitive optical probe is adapted to utilize spectral properties of light to access one or more optical fiber portions of the heat-sensitive optical probe in response to heat.
04/03/14
20140094710
Computatonal tool for pre-surgical evaluation of patients with medically refractory epilepsy
A method of identifying an epileptogenic zone of a subject's brain includes receiving a plurality of electrical signals from a corresponding plurality of surgically implanted electrodes, calculating a first plurality of connectivities between each pair of electrodes based on a portion of each of the plurality of electrical signals corresponding to a first time period, assigning a rank corresponding to each electrode for the first period of time based on the first plurality of connectivities to provide a first plurality of ranks, calculating a second plurality of connectivities between each pair of electrodes based on a portion of each of the plurality of electrical signals corresponding to a second time period, assigning a rank corresponding to each electrode for the second period of time based on the second plurality of connectivities to provide a second plurality of ranks, identifying a cluster of electrodes among the plurality of electrodes based on relative changes between the first plurality of ranks from the first time period and the second plurality of ranks at the second time period, and identifying the epileptogenic zone based on the cluster of electrodes.. .
04/03/14
20140094674
Implantable wireless neural device
Systems and methods for providing an electrical interface to a body are provided. In one embodiment, an implantable module is disclosed, comprising: an implantable electrode array, implantable within a body and capable of providing a plurality of communication channels for communicating electrical signals detected in a body; an amplifier circuit for processing electrical signals received from the electrode array; a wireless transceiver for sending and receiving telemetry data between the amplifier circuit and a wireless receiver located outside of the body; and a sealed enclosure that houses the amplifier circuit and the wireless transmitter and is biocompatible with surrounding tissue, the enclosure having a window that is transparent to a wireless medium used by the wireless transceiver.
04/03/14
20140093251
Optical interconnection to an integrated circuit
A system comprises an interposer positioned between an integrated circuit and a system planar. An electrical/optical transceiver is coupled to the interposer, wherein the electrical/optical transceiver converts electrical signals into optical signals.
04/03/14
20140093245
Optical io interconnect having a wdm architecture and cdr clock sharing receiver
Systems and methods may provide for an optical module including an optical demultiplexer to receive a wavelength division multiplexed (wdm) signal from a single receive optical fiber and separate the wdm signal into a plurality of optical signals. Additionally, the optical module may include a receiver conversion unit to convert the plurality of optical signals into a corresponding plurality of electrical signals.
04/03/14
20140093240
Nonlinear compensation in wdm systems
A compensator device may include a selection switch to receive a first optical signal and provide first and second groups of channels associated with the first optical signal; a polarization beam splitter to receive the first channels, and provide first and second components; a photodiode that provides an electrical signal indicative of an intensity of the first group of channels; a first modulator to receive the electrical signal and the first components and to modulate the first components to form first modulated channels; a second modulator to receive the electrical signal and the second components to modulate the second components to form second modulated channels; a polarization beam combiner to receive the first and second modulated channels to form combined modulated channels; and a coupler to receive the combined modulated channels and the second group of channels to form a second optical signal.. .
04/03/14
20140093117
Communication and speech enhancement system
A communication and speech enhancement system featuring a first transducer designed to be temporarily affixed to a human such as a hospital patient to convert the audible vibrations of human speech into an electrical signal. The transducer provides this electrical signal to one or more electronic modules which modify and enhance the signal.
04/03/14
20140093039
Radiography imaging and radiation detection system
A radiography imaging apparatus comprises a radiation source to generate radiation for irradiation of a patient. A radiation detection unit comprises a plurality of detection modules to detect radiation having passed through the patient and to convert the radiation into an electrical signal and to convert the electrical signal into a digital signal to provide digital data.
04/03/14
20140092571
Systems and methods for ejecting removable entities from electronic devices
Systems and methods for ejecting removable entities from electronic devices are provided. A removable entity ejection system may include a driver that may be controllable by software (e.g., via a control unit that may be configured to send electrical signals to the driver).
04/03/14
20140092375
Monitoring and management for energy storage devices
A monitoring and management system (mms) includes one or more fiber optic cables arranged within or on portions of an energy storage device. Each fiber optic cable includes multiple optical sensors.
04/03/14
20140092298
Camera module
The present invention relates to a camera module, the module including a case embedded with a lens, a base supporting the case and formed with a window for passing an optical image emitted by the lens, the window being formed with a staircase unit, and a pcb (printed circuit board) mounted with the base and an image sensor for converting the optical image to an electrical signal.. .
04/03/14
20140091411
Repeated spin current interconnects
One embodiment includes a metal layer including first and second metal portions; a ferromagnetic layer including a first ferromagnetic portion that directly contacts the first metal portion and a second ferromagnetic portion that directly contacts the second metal portion; and a first metal non-magnetic interconnect coupling the first ferromagnetic portion to the second ferromagnetic portion. The spin interconnect conveys spin polarized current suitable for spin logic circuits.
04/03/14
20140091213
Encoder
The encoder includes a plurality of position-detection-signal generation systems that generates electrical signals as position detection signals having different cycles, respectively; a first computing unit that calculates first position data based on the position detection signals generated by the position-detection-signal generation systems; a second computing unit that calculates second position data based on electrical signals generated by fewer ones of the position-detection-signal generation systems than in the first computing unit; and a failure determination unit that determines whether the encoder is defective based on a comparison between the first position data and the second position data.. .
04/03/14
20140091204
Image pickup device
An imaging device includes: a movable lens unit including at least one lens for converging light from a subject and a lens holder supporting the at least one lens; a body base supporting the movable lens unit so as to be capable of moving along a first direction and a second direction which are orthogonal to each other on a plane perpendicular to an optical axis of the at least one lens and along a third direction which is parallel to the optical axis of the at least one lens; an imager being supported by the body base for converting light transmitted through the movable lens unit to an electrical signal; a driving mechanism being provided on the movable unit and/or body base for driving the movable lens unit along the first, second, and third directions; and a plurality of strain detectors provided between the movable unit and the body base.. .
04/03/14
20140090860
System and method for reducing false positive detection between a human and a moving implement in a power tool
A method for detection of false positive condition that an object is in contact with an implement in a power tool includes sampling an electrical signal received from the implement, identifying in-phase and a quadrature components of the sampled electrical signal, identifying a magnitude of each of the samples with reference to the in-phase component and the quadrature component for the samples, detecting an object approaching the implement with reference to the plurality of samples, identifying a signal-to-noise ratio for the samples, and identifying a false positive condition for the detected object with reference to the identified signal-to-noise ratio for the identified samples.. .
04/03/14
20140090546
System, apparatus and method for foot-operated effects
A foot-operated pedal for programming audio and other effects, including an hmi or human-machine interface that digitally communicates with a cpu, providing the parameters of effects set by the user, where a pc interface is responsible for the mediation of the communication between the cpu and an external computer used to program the settings and adjustments of the device, with the audio interface having the function of promoting the compatibility between the electrical signal from the musical instrument and the cpu.. .
03/27/14
20140089991
Low-noise block down-converter and satellite television system
An optical low-noise block down-converter for a satellite television system is disclosed. The optical low-noise block down-converter includes a first down-conversion module coupled to a satellite antenna of the satellite television system for converting a vertically polarized signal received by the satellite antenna into a first intermediate frequency signal, a second down-conversion module coupled to the satellite antenna for converting a horizontally polarized signal received by the satellite antenna into a second intermediate frequency signal, and a third down-conversion module having a first input terminal coupled between the satellite antenna and a first down-converter of the first down-conversion module and a second input terminal coupled between the satellite antenna and a second down-converter of the second down-conversion module for draining out part of the vertically polarized signal and the horizontally polarized signal to combine and convert into a legacy electrical signal..
03/27/14
20140088704
Feedthrough constructions and devices comprising the same
Feedthrough constructions comprise a housing with a feedthrough disposed within a housing opening, wherein the feedthrough is configured to facilitate passage of electrical signals through the housing. The feedthrough has a circumference specially configured to reduce the variation in compressive stress imposed onto the feedthrough by the housing to reduce crack development and/or propagation to thereby extend effective service life..
03/27/14
20140088442
Method and device to monitor patients with kidney disease
A medical monitoring device for monitoring electrical signals from the body of a subject is described. The medical monitoring device monitors electrical signals originating from a cardiac cycle of the subject and associates each cardiac cycle with a time index.
03/27/14
20140088397
Fabrication and use of epidermal electrodes
An epidermal electrode operable independently of the ambient environment, such as the presence of water, sweat, or dry conditions, and achieve a suitable impedance with the epidermal surface for transmitting electrical signals indicative of bodily physiological process such as ecg signals for heart monitoring. The hydrophobic surface mountable electrode including a flexible, conductive substrate of pdms (polydimethylsiloxane) with dispersed carbon black and having a substantially planar sensing area adapted for communication with an electrically sensitive surface such as a patient's skin, and a terminal for connection to a monitor circuit, the terminal having electrical continuity with the planar sensing area..
03/27/14
20140088395
Physiological mapping for arrhythmia
A non-transitory computer-readable medium can have instructions executable by a processor. The instructions can include an electrogram reconstruction method to generate reconstructed electrogram signals for each of a multitude of points residing on or near a predetermined cardiac envelope based on geometry data and non-invasively measured body surface electrical signals.
03/27/14
20140086590
Self-identifying one-way authentication method using optical signals
In one aspect, the present disclosure relates to a self-identifying optical transmitter for broadcasting a one-way authentication code using light-based communication. The transmitter may include a memory for storing an identifier of the transmitter, a processor for generating a data signal including an identifier of the transmitter, a modulator for receiving the data signal and generating an electrical signal, the modular generating the electrical signal by modulating the data signal.
03/27/14
20140086586
Method and apparatus for a wireless optical link
Example method, apparatus, and system embodiments are disclosed to provide a high data throughput optical communication link. An example embodiment comprises: a high frequency optical receiver configured to receive signals modulated with high frequency data; an optical waveguide having a receiving portion and a transmitting portion juxtaposed with the receiver, configured to transfer signals incident on the receiving portion, to the transmitting portion, and to transmit the signals to the receiver; a guide portion configured to releasably engage another apparatus, for positioning the waveguide with respect to the other apparatus, to receive at the receiving portion of the waveguide, signals from the other apparatus, for delivery to the receiver; and a wireless power circuit configured to exchange wireless power with the other apparatus, to convert between electrical signals modulated with high frequency data and the optical signals modulated with high frequency data received by the waveguide..
03/27/14
20140086575
Optical receiver, optical transmission system, and span-loss monitoring method
An optical receiver includes a converter configured to convert, into an electrical signal, an optical signal including error correction information, the optical signal being received from a transmitting side; a corrector configured to correct an error on the electrical signal, based on the error correction information; a threshold controller configured to control a threshold value discriminating a power of the electrical signal, based on a result of the error correction; a table configured to form therein data of a relationship between the threshold value and a power of an optical noise occurring when the optical signal is amplified within an optical transmission path; and a deriving unit configured to obtain the power of the optical noise corresponding to the threshold value from the table.. .
03/27/14
20140086417
Hearing aid for providing phone signals
A hearing system includes a first hearing aid, the first hearing aid comprising: a first microphone for converting sound into electrical signals; a processor communicatively coupled to the first microphone, wherein the processor is configured to provide an output based on the electrical signals from the first microphone; a first speaker communicatively coupled to the processor, and is configured to provide an acoustic signal based on the output provided by the processor; and a first communication device configured to receive a control signal transmitted from a second hearing aid in response to a reception or detection of a signal associated with a phone by the second hearing aid; wherein the first hearing aid is configured to reduce a gain of the first hearing aid to a non-zero value in response to the control signal received from the second hearing aid.. .
03/27/14
20140086272
Sensor system for bottom electrodes of an electric arc furnace
A sensor system for monitoring and controlling the performance of the bottom electrode and the deflection of an electric arc in an electric steel making furnace includes an organized matrix of anode pins interspersed with refractory material and extending toward an electrically conductive plate secured to distal ends of the anode pins. A sensing device includes two temperature sensors at spaced apart locations along each of a distributed select group of anode pins for providing corresponding electrical signals and a current sensor responsive to electrical current flowing through the anode pins of the distributed select group of anode pins for providing a corresponding electrical signal.
03/27/14
20140086012
Volumetric piezoelectric seismic wave source and related methods
Seismic wave sources and related methods are provided. A seismic wave source includes a housing, plural pillars and an excitation system.
03/27/14
20140085638
Spatially resolved imaging of opto-electrical property variations
Systems and methods for opto electric properties are provided. A light source illuminates a sample.
03/27/14
20140085636
Device and method for detecting liquid crystal display panel
A device and method for detecting a liquid crystal display panel (100) can perform loaded electrical signal detection on an ffs-type liquid crystal display panel (100), thereby increasing the yield of products. The device comprises a transparent bearing platform (101), a first polarizer (102), a second polarizer (103) and a backlight source (104), and also comprises a first transparent electrode layer (105) which is located above the transparent bearing platform (101); a second transparent electrode layer (106) which is located beneath the transparent bearing platform (101); a signal loading unit (109) which is electrically connected to the first transparent electrode layer (105) and the second transparent electrode layer (106) and used for loading electrical signals to the first transparent electrode layer (105) and the second transparent electrode layer (106), to enable an electric field making liquid crystal molecules of the liquid crystal panel (100) to be detected on the transparent bearing platform (101) deflect to be formed between the first transparent electrode layer (105) and the second transparent electrode layer (106)..
03/27/14
20140085098
Downhole communication applications
In some embodiments, an apparatus and a system, as well as a method and an article, may operate to transform acquired data into transformed data using at least one transform selected from a plurality of transforms according to an optimization metric calculation that operates on single, fixed-length packets of the transformed data, and a preselected quality criterion threshold. Further activity may include transmitting an amplified version of an electrical signal in a geological formation, the electrical signal including the transformed data.
03/27/14
20140084940
Apparatus and a method for detecting faults in the delivery of electrical power to electrical loads
A method of and apparatus for fault detection utilizing a diagnostic procedure by a diagnostic device to detect a short circuit between at least two of a plurality of load electrical connections, the diagnostic procedure comprising applying a test electrical signal to each of the load electrical connections in turn and whilst applying the test electrical signal to a first one of the load electrical connections, detecting whether an electrical output is present, in response, on any other of the load electrical connections, wherein the detecting by the diagnostic device includes applying the test electrical signal to the first one of the load electrical connections in an operational mode of the apparatus when an electrically controlled switch connected to the first one of the load electrical connections is in an off state.. .
03/27/14
20140084478
Mold chase for integrated circuit package assembly and associated techniques and configurations
Embodiments of the present disclosure are directed towards a mold chase for integrated circuit package assembly and associated techniques and configurations. In one embodiment, a method includes receiving a package substrate, the package substrate including a first die mounted on the package substrate by a plurality of first interconnect structures, and a plurality of second interconnect structures disposed on the package substrate and configured to route electrical signals of a second die, protecting a top surface of individual interconnect structures of the plurality of second interconnect structures from deposition of a mold material, and depositing the mold material on the package substrate between the individual interconnect structures of the plurality of second interconnect structures.
03/27/14
20140084454
Direct multiple substrate die assembly
A direct multiple substrate die assembly can include a first and a second substrate, wherein each substrate can include at least one interlocking edge feature. An electrical interconnection area can be formed adjacent to or within the interlocking edge feature on each substrate and can be configured to couple one or more electrical signals between the substrates.
03/27/14
20140084144
Method and system for optoelectronic receivers utilizing waveguide heterojunction phototransistors integrated in a cmos soi wafer
A method and system for optoelectronic receivers utilizing waveguide heterojunction phototransistors (hpts) integrated in a cmos soi wafer are disclosed and may include receiving optical signals via a top surface of a photonically-enabled cmos chip; and generating electrical signals in the chip utilizing one or more hpts that detect optical signals. The hpts may comprise a base and a split collector, with the split collector comprising a silicon-on-insulator (soi) layer and a germanium layer.
03/27/14
20140083166
Thermoelectric moisture detector
The apparatus has a chemical energy reservoir that releases thermal energy upon contact with moisture. The apparatus furthermore has a converter that is embodied to convert the thermal energy into electrical energy; and a circuit that is embodied to generate, operated by the electrical energy, an electrical signal for reporting the event..
03/20/14
20140081161
Pulse data detecting apparatus, pulse data detecting method, and storage medium having pulse data detection program recorded thereon
A pulse data detecting apparatus, pulse data detecting method, and pulse data detection program are provided capable of suppressing an influence of the condition of the body surface to be measured and obtaining an appropriate measurement result under a wide range of conditions. In the present invention, a blood-flow-suppressing-projection protrusion-control mechanism section causes a blood-flow-suppressing projection to protrude to press or compress the body surface to suppress a blood flow on a downstream side, thereby increasing a blood pressure of a measurement region at the time of measurement.
03/20/14
20140080648
Drive system including a transmission for a hybrid electric vehicle
A drive system including a transmission for a hybrid electric vehicle is provided. The system includes a gear set having first, second, third and fourth elements.
03/20/14
20140080407
Wireless communication device having speech recognition, speech translation, and hearing aid functions
Provided is a wireless communication device having speech recognition, speech translation, and hearing aid functions, which includes: an ite (in-the-ear) type radio transceiver including a microphone that receives an external voice, an ite (in-the-ear) type radio signal processor that processes radio data received from the microphone, a receiver that converts electrical signals from the radio signal processor into sound pressure, a volume controller that controls the intensity of the sound pressure, and a coil antenna for short-range wireless communications; and a portable radio repeater including a portable communication device that relays signals transmitted from the coil antenna of the ite type radio transceiver, a coil antenna for short-range wireless communications with the ite type radio transceiver, and a radio frequency (rf) antenna for two-way wireless communications with a portable radio repeater owned by another conversation partner.. .
03/20/14
20140079386
Coherent optical receiver, apparatus and method for detecting interchannel skew in coherent optical receiver
In a coherent optical receiver, sufficient demodulation becomes impossible and consequently receiving performance deteriorates if an interchannel skew arises, therefore, a coherent optical receiver according to an exemplary aspect of the invention includes a local light source; a 90-degree hybrid circuit; an optoelectronic converter; an analog-to-digital converter; and a digital signal processing unit, wherein the 90-degree hybrid circuit makes multiplexed signal light interfere with local light from the local light source, and outputs a plurality of optical signals separated into a plurality of signal components; the optoelectronic converter detects the optical signals and outputs detected electrical signals; the analog-to-digital converter quantizes the detected electrical signals and outputs quantized signals; and the digital signal processing unit includes a skew compensation unit for compensating a difference in propagation delay between the plurality of signal components, and a demodulation unit for demodulating the quantized signals.. .
03/20/14
20140079171
Scalable and tunable neutron detection instrument
A method for detecting particles is presented. The method comprises generating a reaction to a plurality of particles using a converter material, wherein the converter material is operable to interact with the plurality of particles, and wherein a subset of the plurality of particles comprises neutrons.


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