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Coded data generation or conversion February patent applications/inventions, industry category 02/13

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
02/28/2013 > 11 patent applications in 7 patent subcategories.

20130049995 - Illuminated keyboard: An illuminated keyboard includes a plurality of keys, a first light-emitting element, a second light-emitting element, and a light guide plate. The first light-emitting element is for emitting a first light beam. The second light-emitting element is used for emitting a second light beam. The light guide plate includes a... Agent: Primax Electronics Ltd.

20130049996 - Keyboard device with liquid expelling function and electronic module thereof: A keyboard device includes a containing casing and a keyboard. At least one engaging hole is formed at the containing casing corresponding to a periphery of a containing opening of the containing casing. The keyboard includes a main body, an engaging ear portion, and a block wall. The main body... Agent:

20130049997 - Bit converter and bit conversion method: An embodiment of a bit converter includes a substitution module and an output module. The substitution module substitutes a decision result representing one of “0” and “1” for input bit information based on a substitution rule for bit information for converting a bit string of a predetermined pattern into a... Agent: Kabushiki Kaisha Toshiba

20130049998 - Distributed video transcode system with adaptive file processing: To obtain greater transcoding efficiency, a node administrator (160) distributes digital files among transcoding nodes (120, 140 and 190) based on a comparison of a transcoding profile for each digital file and the transcoding histories of the transcoding nodes. In this way, the node administrator (160) will select the transcoding... Agent:

20130049999 - Analog/digital converter and semiconductor integrated circuit device: A reference A/D conversion unit is connected in parallel to an input common to a time-interleaved A/D converter to be a calibration target, and the output of each unitary A/D conversion unit which makes up the time-interleaved A/D converter is calibrated in a digital region by using a low-speed high-resolution... Agent:

20130050001 - Calibration scheme for analog-to-digital converter: An analog-to-digital converter (ADC) apparatus comprising an input signal connector, an output signal port, two or more sub-ADCs, a digital signal processing (DSP) block, wherein the result from each sub-ADC is used by the DSP block to output data with increased performance and perform calibration of each sub-ADC independently while... Agent: Hittite Microwave Norway As

20130050000 - Synthesis method of sigma-delta modulator capable of relaxing circuit specification and reducing power: A synthesis method of Sigma-Delta modulator capable of relaxing circuit specification and reducing power consumption, comprising the following steps: firstly, set a target bandwidth and a target performance; upon obtaining a Noise Transfer Function (NTF), perform coefficient synthesis a first time, to ascertain a plurality sets of first performance results... Agent:

20130050002 - Sample and hold circuit and a/d converter: The present invention is related to a sample and hold circuit and an A/D converter, and prevents an output saturation for an input voltage over a power supply voltage range in the sample and hold circuit. A first switch which is turned on when an input voltage is to be... Agent:

20130050003 - Sigma-delta analog to digital converter: A ΣΔ analog-to-digital converter is disclosed. In a sampling phase, first and second input signals of an analog differential input signal pair are sampled on respective first and second sampling capacitors and first and second reference signals are sampled on respective third and fourth sampling capacitors. During a subsequent sample/integration... Agent: National Semiconductor Corporation

20130050005 - Read channel with oversampled analog to digital conversion and parallel data detectors: Methods and apparatus are provided for processing a signal in a read channel using a selective oversampled analog to digital conversion. The disclosed selective oversampled analog to digital conversion simplifies the analog design by transferring at least a portion of the equalization and/or filtering processes to the digital domain. An... Agent:

20130050004 - Read channel with selective oversampled analog to digital conversion: Methods and apparatus are provided for processing a signal in a read channel using a selective oversampled analog to digital conversion. The disclosed selective oversampled analog to digital conversion simplifies the analog design by transferring at least a portion of the equalization and/or filtering processes to the digital domain. An... Agent:

02/21/2013 > 10 patent applications in 7 patent subcategories.

20130044010 - Improving motion sensing by identifying a keystroke: Provided are methods and apparatus for improving motion sensing. In an example, provided is a method of mitigating an error in a motion sensor signal in a mobile device. A user input signal, based on a user input to the mobile device, is received. The user input can be a... Agent: Qualcomm Incorporated

20130044011 - Encoding data based on weight constraints: A method for encoding data to be placed into a weight constrained memory array includes designating a set of crosspoints within a crossbar memory array as indicator crosspoints and a set of crosspoints within the memory array as data crosspoints, the set of indicator crosspoints selected so that a net... Agent:

20130044012 - Method and apparatus for compression and de-compression of spectral data: A method and apparatus for data compression, particularly applicable to spectral signals such as Fast Fourier Transforms of vibration data. The data is merged to remove redundant frequencies when recorded at multiple sample rates, thresholded with respect to a noise floor to remove even more redundant data, and then the... Agent: Optimized Systems And Solutions Limited

20130044013 - Configurable continuous time sigma delta analog-to-digital converter: An analog-to-digital converter (ADC) includes a continuous time filter, a quantizer, a continuous time digital-to-analog converter, a discrete time DAC, and a switch. The quantizer has an input terminal coupled to the output terminal of the continuous time filter, and a plurality of output terminals. The continuous time DAC has... Agent:

20130044015 - Electronic device and method for measuring dnl of an sar adc: The device comprises a successive approximation register, a capacitive digital-to-analog converter comprising a plurality of capacitors, the plurality of capacitors being coupled with a first side to a common node; a comparator coupled to the common node and being adapted to make bit decisions by comparing a voltage at the... Agent: Texas Instruments Deutschland Gmbh

20130044014 - Successive approximation analog to digital converter with capacitor mismatch calibration and method thereof: A capacitance mismatch calibrating method for a successive approximation register ADC which includes at least one array of capacitors is provided. The method includes the following steps: firstly, at least two compensating capacitors are configured. A capacitor from the array of capacitors is selected as a capacitor-under-test. Then, the terminal... Agent: Himax Technologies Limited

20130044016 - Distortion correcting device: There is provided a distortion correcting device in which a first A/D converter A/D converts a first input signal to obtain a first converted signal, a second A/D converter A/D converts a second input signal to obtain a second converted signal wherein the second input signal is a signal obtained... Agent: Kabushiki Kaisha Toshiba

20130044017 - Pipeline a/d converter and a/d converting method: An A-type converter circuit compares an input voltage with multiple threshold voltages, judges which segment it belongs to, and generates first and second voltages with the input voltage segment between them. The A-type converter circuit generates third and fourth voltages by amplifying the differences between the first and the input... Agent: Tokyo Institute Of Technology

20130044018 - Method and circuit for continuous-time delta-sigma dac with reduced noise: A continuous-time delta-sigma digital-to-analog converter (DAC) includes a first delta-sigma modulator configured to quantize a most significant bit or bits of a digital input signal and produce a first quantization error signal, and a second multi-stage delta-sigma modulator configured to quantize less significant bits of the digital input signal. A... Agent: Taiwan Semiconductor Manufacturing Co., Ltd.

20130044019 - Systems with bias offset and gain mismatch removal from parallel transmitted signals: A system includes converters, first modules, second modules, and a multiplexer. The converters receive an analog signal and a respective one of multiple clock signals. Each of the converters samples the analog signal based on a respective clock signal to generate a respective digital signal. Each of the clock signals... Agent: Argyle House

02/14/2013 > 10 patent applications in 8 patent subcategories.

20130038474 - Data processing device and data processing method: A decoder reads an instruction for information specifying a bit sequence storage area, information indicating a first bit range, and information indicating a second bit range that is contiguous with the first bit range, then outputs a decoded signal in response to the information so read, and a bit manipulation... Agent:

20130038475 - Systems and methods for variable rate conversion: Poly-phase filters are used to offer an efficient and low complexity solution to rate conversion. However, they suffer from inflexibility and are not easily reconfigured. A novel design for rate converters employ poly-phase filters but utilize interpolation between filter coefficients to add flexibility to rate conversion. This interpolation can be... Agent: Conexant Systems, Inc.

20130038476 - Analog to digital converter with dual integrating capacitor systems: In one embodiment, an apparatus comprises a first capacitor system and a second capacitor system. Each capacitor system is removably coupled to the same portion of an analog to digital converter (ADC) and the same sensing circuit. Each capacitor system stores charge received through the sensing circuit when coupled to... Agent:

20130038477 - Capacitor mismatch error correction in pipeline analog-to-digital converters: Various embodiments of methods and devices for reducing capacitor mismatch errors in a pipeline analog-to-digital converter (ADC) are disclosed. A plurality of pipeline element circuits are provided, where each pipeline element circuit corresponds to a given bit of the pipeline ADC. A first pipeline element circuit is configured to digitize... Agent: Avago Technologies EcbuIP(singapore) Pte. Ltd.

20130038479 - Multi-channel sampling of pulse streams at the rate of innovation: A method includes accepting an analog input signal including a sequence of pulses of a given pulse shape. The analog input signal is distributed to multiple processing channels (40) operating in parallel. The analog input signal is sampled by performing, in each of the multiple processing channels, the operations of:... Agent: Technion Research & Development Foundation Ltd.

20130038478 - Systems, devices and methods for capacitor mismatch error averaging in pipeline analog-to-digital converters: Various embodiments of methods and devices for reducing capacitor mismatch errors in a pipeline analog-to-digital converter (ADC) are disclosed, where in a pipeline element circuit and during a first phase, an input voltage provided by a sample-and-hold circuit is presented to first and second capacitors arranged in parallel in the... Agent: Avago Technologies EcbuIP(singapore) Pte. Ltd.

20130038480 - Track-and-hold circuit with low distortion: A track-and-hold circuit is provided. This track-and-hold circuit is adapted to track an analog input signal and hold a sampled voltage of the analog input signal at a sampling instant for processing by other circuitry, in response to a track signal that alternates with a hold signal. Preferably, the track-and-hold... Agent: Texas Instruments Incorporated

20130038481 - Analog to digital converter with adjustable conversion window: In one embodiment, an apparatus includes a first capacitor system and a second capacitor system. Each capacitor system comprises one or more engaged capacitors from respective pluralities of selectively engagable capacitors. The first capacitor system and second capacitor system are respectively selectively coupled to a first reference voltage and a... Agent:

20130038482 - Mixed linear/square-root encoded single slope ramp provides a fast, low noise analog to digital converter with very high linearity for focal plane arrays: An analog-to-digital converter (ADC) converts pixel voltages from a CMOS image into a digital output. A voltage ramp generator generates a voltage ramp that has a linear first portion and a non-linear second portion. A digital output generator generates a digital output based on the voltage ramp, the pixel voltages,... Agent: California Institute Of Technology

20130038483 - Analog-to-digital converters and pipeline analog-to-digital converters: An analog-to-digital converter is provided. The analog-to-digital converter includes a sampling-voltage providing circuit, a first comparison circuit, a second comparison circuit, and an encoder circuit. The sampling-voltage providing circuit provides a group of first comparison voltages and a group of second comparison voltages. The first comparison circuit performs a first... Agent: Mediatek Singapore Pte. Ltd.

02/07/2013 > 5 patent applications in 5 patent subcategories.

20130033388 - Controlling a voice site using non-standard haptic commands: A method, an apparatus and an article of manufacture for controlling a voice site using a haptic input modality. The method includes validating a haptic input from an instrument capable of accessing a voice site, processing the haptic input on a server to determine a voice site command corresponding to... Agent: International Business Machines Corporation

20130033389 - Data value occurrence information for data compression: A method for generating occurrence data of data values for enabling encoding of a data set includes determining occurrences of data values in a first data batch and determining occurrence count information for a first number of most frequent data values in the first data batch, the occurrence count information... Agent: International Business Machines Corporation

20130033390 - Analog input system, analog output system, and analog input/output system: To increase the number of analog inputs at low cost, an analog input system includes: one or more analog slave units each connected to a bus to which a CPU unit is connected, and each including an A/D-conversion device converting an analog value outputted by an external device into a... Agent: Mitsubishi Electric Corporation

20130033391 - Multiplying digital-to-analog converters and pipeline analog-to-digital converter using the same: A multiplying digital-to-analog converter (MDAC) is provided. The MDAC includes a sub DAC decoding circuit, a capacitor-switch circuit, and an operation amplifier circuit. The capacitor-switch circuit includes at least two sampling capacitor sets which are coupled in parallel. The number of sampling capacitors in one of the sampling capacitor sets... Agent: Mediatek Singapore Pte. Ltd.

20130033392 - Successive approximation register adc circuits and methods: A non-binary successive approximation analogue to digital converter, for converting using successive conversion steps, is operable in first and second modes. The first and second modes have different noise properties and the converter is switched between the modes during the conversion process.... Agent: Nxp B.v.

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