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Coded data generation or conversion

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.
  
04/10/2014 > 5 patent applications in 5 patent subcategories.

20140097974 - Data compression: An exemplary encoder device includes a data storage comprising an indication of a coordinate system and a set of symbols, each having at least one coordinate position in the coordinate system. A processor associated with the data storage is configured to encode at least one symbol within information comprising a... Agent:

20140097975 - Method for estimating capacitance weight errors and successive approximation analog to digital converter using the same: A method for estimating capacitance weight errors of a digital-to-analog converter and a successive approximation (SA) analog-to-digital converter (ADC) using the same are disclosed, and the SA ADC includes a comparator, a capacitor set, a switch set and a controller. The capacitor set includes a primary capacitor array including a... Agent: National Chiao Tung University

20140097976 - Signal generating circuit: A signal generating circuit, may include an analog signal generator having an output and a control input, the analog signal generator configured to generate at the output an analog output signal in accordance with a timing parameter; an analog-to-digital converter (ADC) having an input and an output, the input coupled... Agent:

20140097977 - Digital-analog converter and control method thereof: A digital-analog converter circuit includes sampling capacitive elements (111, 112, . . . , 11N) of which one ends are to be electrically connected to and disconnected from input terminals (D1, D2, . . . , DN), to which digital signals are input, via a switch unit (SWu10), an operational... Agent: Asahi Kasei Microdevices Corporation

20140097978 - Ad conversion circuit, semiconductor device, and ad conversion method: A reference voltage generator generates a reference voltage at the time of sampling a received input signal. A sampling time controller detects a change in the reference voltage. When the reference voltage rises to a determined threshold, the sampling time controller determines that sampling is completed, and generates a sampling... Agent: Fujitsu Semiconductor Limited

  
04/03/2014 > 8 patent applications in 7 patent subcategories.

20140091953 - Method and apparatus for compression of generalized sensor data: Methods and apparatus for compression of generalized sensor data are described. One example method for use in compression of generalized sensor data at a first location for transmission to a second location includes analyzing the sensor data to identify high interest data and low interest data, and compressing the high... Agent: The Boeing Company

20140091954 - Sub-gate delay adjustment using digital locked-loop: A delay locked loop (DLL) includes a delay line that delays a clock signal to generate a delayed clock signal, a phase frequency detector (PFD) for detecting a phase and/or frequency difference between the clock signal and the delayed clock signal, and a charge pump having an adjustable bias current... Agent: Analog Devices, Inc.

20140091955 - System, apparatus and method to improve analog-to-digital converter output: According to various embodiments, a system, an apparatus and a method are presented that relate to determining and correcting signal imbalances between output samples of an analog-to-digital (A-D) converter array (that may be implemented as part of a wideband ADC). A statistic module and correction module are associated with the... Agent:

20140091956 - Data processing device and data processing system: In AD conversion of a voltage, data continuity is ensured between the results of conversion after amplification and of direct conversion without amplification. In AD conversion operation, an analog signal output from a DA converter circuit is directly converted by an AD converter circuit, and the analog signal is converted... Agent: Renesas Electronics Corporation

20140091957 - Dynamic dithering method and apparatus for analog-to-digital converters: A dynamic dithering method is provided for improving linearity in analog-to-digital converters.... Agent: Hittite Microwave Norway As

20140091958 - Methods and arrangements for high-speed digital-to-analog conversion: Embodiments may comprise logic such as hardware and/or code for high-speed digital-to-analog conversion of signals. Many embodiments comprise a demultiplexer to distribute sets of bits to digital-to-analog converters, the digital-to-analog converters to receive the sets of bits and the operate concurrently to convert the sets of bits from digital representations... Agent:

20140091959 - Rf dac with configurable dac mixer interface and configurable mixer: One embodiment of the present disclosure relates to a circuit. The circuit includes a digital to analog converter (DAC) configured to convert a time-varying, multi-bit digital value to a corresponding time-varying output current. The circuit also includes a mixer module downstream of the DAC and comprising a plurality of mixers.... Agent:

20140091960 - Methods and arrangements for high-speed analog-to-digital conversion: Logic such as hardware and/or code for high-speed analog-to-digital conversion of a signal. Logic may receive an analog signal as an input to a sampling receiver. The sampling receiver may implement a successive approximation register (SAR), analog-to-digital converter (ADC) to produce the digital output. Logic may re-task a comparator of... Agent:

  
03/27/2014 > 10 patent applications in 7 patent subcategories.

20140085114 - Modulation encoding and decoding: A method for producing N-bit output words of RLL-encoded data having both a global constraint Go and an interleave constraint Io on bits of a first value includes receiving N-bit input words of RLL-encoded data having both a global constraint Gi and an interleave constraint Ii on bits of like... Agent: International Business Machines Corporation

20140085115 - Data compression using dictionary encoding: Embodiments relate to data compression using dictionary encoding. An aspect includes subdividing a table of uncompressed data into a first block and a second block of complete rows. Another aspect includes determining information about a frequency of occurrence of different values for each column of the first block. Another aspect... Agent: International Business Machines Corporation

20140085116 - Three-frequency phase digitizing system and method of three-phase digitizing an interferometer signal using the same: A phase digitizing system includes an analog-to-digital converter (ADC), multiple phase accumulators and a processing device. The ADC generates sample segments of digital signal waveform samples based on an analog composite input signal received in a measurement channel, the composite input signal includes a first signal having a first frequency... Agent: Agilent Technologies, Inc.

20140085117 - Sampling circuit, a method of reducing distortion in a sampling circuit, and an analog to digital converter including such a sampling circuit: A sampling circuit comprising: an input node; a first signal path comprising a first sampling capacitor and a first signal path switch in a signal path between the input node and a first plate of the first sampling capacitor; a second signal path comprising a second sampling capacitor and a... Agent: Analog Devices, Inc.

20140085119 - Semiconductor device: The present invention realizes reliably control so that, at the time of AD converting reference voltage, a low-voltage transistor in a reference voltage generating circuit is not destroyed by voltage held in a sample and hold circuit. In a semiconductor device, when an instruction of detecting a reference voltage value... Agent: Renesas Electronics Corporation

20140085118 - Successive approximation analog to digital converter and method thereof: A successive approximation (SAR) analog-to-digital converter for generating a digital signal of N bits is provided. The converter includes a capacitive digital-to-analog conversion circuit including an (N−1)-th conversion unit to a first conversion unit. Each of the first conversion unit to the (N−2)-th conversion unit includes a capacitor. The (N−1)-th... Agent: Realtek Semiconductor Corp.

20140085120 - Chopper-stabilization method and apparatus for sigma delta modulators: An embodiment of the invention includes an analog to digital converter including a sigma delta modulator that generates a feedback signal. The sigma delta modulator includes a quantizer responsive to an input signal and the feedback signal and generates a quantizer output. The sigma delta modulator further includes a chopper-stabilized... Agent: Invensense, Inc.

20140085121 - Semiconductor integrated circuit device: The semiconductor integrated circuit device includes a T-type switch circuit TS[k] that is between an input port A[k] and an input terminal Ain of an analog/digital conversion circuit and that includes first, second, and third PMOS transistors MP1, MP2, and MPc, and first, second, and third NMOS transistors MN1, MN2,... Agent: Renesas Electronics Corporation

20140085123 - Apparatus, system, and method for voltage swing and duty cycle adjustment: Described herein are an apparatus, system, and method for compensating voltage swing and duty cycle of a signal on an input-output (I/O) pad of a processor by adjusting the voltage swing and duty cycle of the signal. The apparatus comprises a driver to transmit a signal on an I/O pad,... Agent:

20140085122 - Successive approximation register analog-to-digital converter: A successive approximation register analog-to-digital converter is provided which includes first and second capacitor arrays configured to generate first and second level voltages, respectively; a comparator configured to compare the first and second level voltages to output a comparison signal; SAR logic configured to generate a digital signal in response... Agent: Electronics And Telecommunications Research Institute

  
03/20/2014 > 11 patent applications in 6 patent subcategories.

20140077976 - Minimum energy coding method and apparatus for performing direct current (dc) balancing in body area network or low power network: A minimum energy coding method and apparatus that includes obtaining groups of bits from a bitstream and finding a mapping rule between the groups of bits and codewords that is chosen to maintain a DC balance. For example, the bitstream may be a bitstream corresponding to a biosignal.... Agent:

20140077977 - Method and decoder for reconstructing a source signal: In a method for reconstructing a source signal, which is encoded by a set of at least two descriptions, the method comprises: receiving a subset of the set of descriptions; reconstructing a reconstructed signal at an operating bitrate of a set of operating bitrates upon the basis of the subset... Agent: Huawei Technologies Co., Ltd.

20140077978 - Bandpass-sampling delta-sigma demodulator: An improved quadrature bandpass-sampling delta-sigma analog-to-digital demodulator is provided, which includes a loop filter, an A/D responsive to the loop filter, and a first feedback D/A responsive to the A/D up-converted in frequency by a first multiplier and a clock. A first summing circuit is responsive to the first D/A... Agent:

20140077979 - Successive approximation ad converter: A higher-order DAC and a lower-order DAC each have a plurality of capacitive elements having capacitance values weighted with a binary ratio and are configured so that a first terminal of each of the capacitive elements is connected to a common node and a second terminal thereof is connected to... Agent: Panasonic Corporation

20140077980 - Arrangement for reading out an analogue voltage signal with self-calibration: An arrangement for reading out an analog voltage input signal includes an input applying the input signal thereto, and a reference unit generating an analog reference voltage. To perform online self-calibration, the arrangement includes a superposition unit generating a combined analog signal by superimposing the analog reference voltage onto the... Agent: Abb Technology Ag

20140077981 - Method and system for broadband analog to digital converter technology: Methods and systems are provided for calibrating nonlinearity correction during analog-to-digital conversions on received analog signals. Correction-parameters may be estimated, such as to reduce, when applied to total spectral content, distortion resulting from the nonlinearity in originally-unoccupied spectral regions. Digital signals generated based on sampling of the received analog signals... Agent: Maxlinear, Inc.

20140077985 - Analog-to-digital conversion circuit and method of driving the same: An analog-to-digital conversion circuit includes: a clock generating circuit which generates a clock signal including a first initial period and plural normal periods following the first initial period, the first initial period being one of a high period and a low period and being a first period immediately after a... Agent:

20140077982 - Delta modulator: The invention comprises sample-and-hold circuit and digital-to-analog converter into a differentially operational unit. In analog-to-digital conversion unit, on the premise of fixed or non-fixed quantization error, analog-to-digital converter dynamically adjusts number of bits solved or size of quantized step according to the magnitude of differential voltage between sampled input signal... Agent: National Chiao Tung University

20140077984 - Delta-sigma modulator using hybrid excess loop delay adjustment scheme and related delta-sigma modulation method: A delta-sigma modulator has a delta-sigma modulation loop and a plurality of excess loop delay (ELD) adjustment circuits. The delta-sigma modulation loop converts an analog input into a digital output. The ELD adjustment circuits perform different ELD adjustments according to the digital output for jointly adjusting an ELD of the... Agent: Mediatek Inc.

20140077983 - Modulation: A modulator and a method are disclosed. The modulator is for generating a band pass signal and comprises: sigma delta modulation logic operable to receive an input signal and to perform at least a 3-level quantisation of the input signal to generate an at least 3-level quantised signal; and requantisation... Agent: Alcatel Lucent

20140077986 - Segmented column-parallel analog-to-digital converter: A successive approximation A/D converter which includes a sub ranging classifier that receives an input signal and classifies said input signal according to plural different highest resolution bits, to determine a range of the input signal, and creating a set of most significant bits based on said range, said subranging... Agent: Forza Silicon Corporation

Previous industry: Communications: electrical
Next industry: Communications: directive radio wave systems and devices (e.g., radar, radio navigation)


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