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Coded data generation or conversion January recently filed with US Patent Office 01/13Below 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. 01/31/2013 > 12 patent applications in 9 patent subcategories. recently filed with US Patent Office
20130027228 - Decoder circuit for down-sampling a differential manchester encoding: Decoder circuits and methods down-sample the samples that oversample an input signal having a differential Manchester encoding. A first input port receives first, second, and third samples. A second input port receives a state indicating whether a clock transition or a data transition precedes the first, second, and third samples.... Agent: Xilinx, Inc.
20130027229 - Method and apparatus for serializing bits: A circuit for serializing bits including a clock circuit and a serializer. The clock circuit may be configured to generate a plurality of clock signals from a received master clock signal. A plurality of bits may be transmitted to the serializer in response to a transition of a first clock... Agent: Raytheon Company
20130027230 - Entropy coding: An encoder for encoding a sequence of symbols is described which includes an assigner configured to assign a number of parameters to each symbol of the sequence of symbols based on information contained within previous symbols of the sequence of symbols; a plurality of entropy encoders each of which is... Agent:
20130027232 - Analog-to-digital converters and analog-to-digital conversion methods: An analog-to-digital converter is provided and comprises a most significant bit (MSB) conversion module, a successive approximation register analog-to-digital converter (SAR ADC) module, and an operation module. The MSB conversion module receives an analog signal to be converted, and converts the analog signal to an MSB with M bits, and... Agent: Mediatek Singapore Pte. Ltd.
20130027231 - Modified dynamic element matching for reduced latency in a pipeline analog to digital converter: A circuit in an analog-to-digital converter (ADC) includes an amplifier configured to receive an output of a backend DAC; a harmonic distortion correction circuit (HDC) coupled to the amplifier and configured to correct distortion components due to the residue amplifier present in a digital signal from the backend ADC, the... Agent: Microchip Technology Incorporated
20130027233 - Analog digital converter: An ADC which samples an analog input signal at a sampling frequency and converts the analog input signal to a digital output signal, has N analog digital converter (ADC) channels which convert the analog input signal into the digital output signal by time interleaving, a channel synthesizer which synthesizes channel... Agent: Fujitsu Semiconductor Limited
20130027234 - Time-interleaved a/d converter apparatus: A time-interleaved A/D converter apparatus has a primary signal A/D converter circuit group that is time-interleaved with a combination of N A/D converter circuits, a correction signal generation part operable to receive the input analog signal and a 1/m-sampling signal having a speed that is 1/m of a rate of... Agent: Nec Corporation
20130027235 - Self-calibrated dac with reduced glitch mapping: A digital-to-analog converter (DAC) is disclosed. According to some embodiments of the present disclosure, a DAC may include a plurality of current-steering elements, wherein each respective current-steering element is configured to operate as instructed by a respective calibration signal during respective steps in a calibration cycle, and at least one... Agent: Fujitsu Semiconductor Limited
20130027236 - A/d conversion device and a/d conversion correcting method: An A/D conversion unit performs an A/D conversion operation twice during a hold period of an analog value. In a first conversion operation, the A/D conversion unit compares the analog value with a first reference voltage and outputs a comparison result as first converted data. In a second conversion operation,... Agent: Nec Corporation
20130027237 - Fieldbus adapter and method of using fieldbus adapter: A fieldbus adaptor connected between a fieldbus that handles a digital signal and a field device that handles an analog signal, the fieldbus adaptor comprising a first connection unit detachably connected to the fieldbus, a second connection unit detachably connected to the field device, and a conversion unit provided between... Agent: Yokogawa Electric Corporation
20130027239 - Data conversion method based on negative beta-map: There is provided a data conversion method based on negative β-map suited for an A/D converter or chaos generator, that is adapted to an integrated circuit and capable of providing stable operation of the circuit. The data conversion method based on negative β-map includes a discrete time integrator 1 having... Agent: Japan Science And Technology Agency
20130027238 - Systems, methods, and apparatus for sensing ac voltage: Certain embodiments of the invention may include systems, methods, and apparatus for sensing AC voltage. According to an example embodiment of the invention, a method is provided for sensing AC voltage. The method includes providing a voltage sensing circuit in communication with an AC power source; rectifying an AC signal... Agent: General Electric Company01/24/2013 > 15 patent applications in 9 patent subcategories. recently filed with US Patent Office
20130021177 - Coding method, decoding method, coder, and decoder: A coding method, a decoding method, a coder, and a decoder are disclosed herein. A coding method includes: obtaining the pulse distribution, on a track, of the pulses to be encoded on the track; determining a distribution identifier for identifying the pulse distribution according to the pulse distribution; and generating... Agent: Huawei Technologies Co., Ltd.
20130021178 - Using variable length code tables to compress an input data stream to a compressed output data stream: Provided are a computer program product, system, method, and data structure for using variable length code tables to compress an input data stream to a compressed output data stream. A determination is made as to whether a number of at least two consecutive data units in the input data stream... Agent: International Business Machines Corporation
20130021179 - Using variable length code tables to compress an input data stream to a compressed output data stream: Provided are a computer program product, system, method, and data structure for using variable length code tables to compress an input data stream to a compressed output data stream. If a number of consecutive data units in the input data stream match the number of consecutive data units in a... Agent: International Business Machines Corporation
20130021181 - Non-binary successive approximation analog to digital converter: A successive approximation analog to digital converter (SA-ADC) employs a binary-weighted digital to analog converter (DAC) to perform a non-binary search in determining a digital representation of a sample of an analog signal. In an embodiment, a subset of iterations needed to convert an analog sample to a digital value... Agent: Texas Instuments Incorporated
20130021180 - Reconfigurable delta-sigma modulator adc using noise coupling: A reconfigurable analog-to-digital (ADC) modulator structure that includes a plurality of ADC structures being coupled to each other through their respective noise quantization transfer functions. Each ADC structure receives as input an analog signal and each ADC structure outputting a plurality of first output signals. An adder module receives the... Agent:
20130021182 - Achieving high dynamic range in a sigma delta analog to digital converter: A continuous-time sigma-delta analog to digital converter (CTSD ADC) includes a comparator that samples the time integral of an analog signal at each rising edge and falling edge of a sampling clock. A feedback block, operating as a digital to analog converter, receives the outputs of the comparator and generates... Agent: Texas Instruments Incorporated
20130021183 - Continuous-time oversampled converter having passive filter: A continuous-time sigma-delta analog-to-digital converter includes a first integrator stage to integrate a difference between a first differential signal derived from a differential analog input signal and a second differential signal derived from a quantized output signal, a quantizer and a low pass filter. The first integrator stage has a... Agent:
20130021184 - Direct feedback for continuous-time oversampled converters: A continuous-time sigma-delta analog-to-digital converter includes a plurality of integrator stages, in which one of the integrator stages includes a current buffer that drives an integrating capacitor. The analog-to-digital converter includes an outer feedback digital-to-analog converter and an inner digital-to-analog converter. The inner digital-to-analog converter is a current-mode digital-to-analog converter... Agent:
20130021185 - Low noise front end for pulsed input system: Embodiments of the invention provide a pulsed signal detection system with reduced noise bandwidth in the frontend. Analog to digital conversion speed is decoupled from the pulsed duty cycle timing. This in turn reduces the power consumption of the ADC and the front end while providing a high dynamic range.... Agent:
20130021186 - Circuitry and method for digital to analog current signal conversion with phase interpolation: Circuitry and method for digital-to-analog current signal conversion with phase interpolation. For an n-bit digital-to-analog converter (DAC), the number 2n control bits normally required can be reduced to 2(n-1) by jointly controlling pairs of the current sources with one of the 2(n-1) current control bits and inverses of two other... Agent: National Semiconductor Corporation
20130021187 - Systems and methods for adc based timing and gain control: Various embodiments of the present invention provide circuits, systems and methods for data processing. For example, a data processing circuit is discussed that includes: an analog to digital converter circuit, a target response circuit, and a timing circuit. The analog to digital converter circuit is operable to receive a data... Agent: Lsi Corporation
20130021188 - Multiplexed amplifier with reduced glitching: In many applications, which use amplifiers that operate at less than 50% duty cycle, it would be advantageous to reduce the number amplifiers to reduce power consumption. Here, an amplifier is provided which is time multiplexed to accommodate multiple data paths. Additionally, reset circuitry or a reset mechanism is provided... Agent: Texas Instruments Incorporated
20130021189 - Freescale confidential proprietary comparator: A comparator is provided. In one embodiment, a method of operating a comparator comprises providing a bias current (920); comparing an input signal and a reference signal to determine a difference signal and an inverted difference signal (930); latching the difference signal and the inverted difference signal to generate a... Agent:
20130021190 - Systems and methods for data conversion: Systems and methods are provided for converting analog data to digital data that can include performing N successive analog subtractions from an initial data charge Qin. The analog subtractions are performed using an amplifier coupled to a discharge capacitor and a divider circuit coupled to an input of the amplifier.... Agent:
20130021191 - Systems and methods for data conversion: Systems and methods are provided for converting analog data to digital data that can include a discharge capacitor coupled to a voltage source. The voltage source supplies an initial data charge to the discharge capacitor; an amplifier coupled to the discharge capacitor; a divider circuit coupled to the amplifier; and... Agent:01/17/2013 > 12 patent applications in 9 patent subcategories. recently filed with US Patent Office
20130015985 - Backlit haptic key: Various embodiments provide keyboards that utilize electrically-deformable material as an actuating mechanism to provide haptic feedback to a user of the keyboard. In at least some embodiments, the electrically-deformable material is utilized to impart, to a depressed key or keyboard element, a multi-vectored movement that produces a perceived acceleration of... Agent: Pacinian Corporation
20130015986 - Keyboard with adjustable keystroke distance and electronic device using the same: A keyboard for use in an electronic device includes a circuit board, a switch connected to the circuit board and a button to actuate the switch. The keyboard further includes a first electromagnet and a second electromagnet. The first electromagnet is coupled to the button, and the second electromagnet is... Agent: Fu Tai Hua Industry (shenzhen) Co., Ltd.
20130015987 - Mimo delta-sigma delta analog-to-digital converter using noise canceling: A multi-input-multi-output-system (MIMO) is provided that includes a first input signal and a second input signal. A plurality of analog-to-digital converter (ADC) cell structures receive as input a combination of the first input signal and the second input signal as well as a combination of quantization noise signals from the... Agent:
20130015989 - System and method for providing high resolution digital-to-analog conversion using low resolution digital-to-analog converters: DA conversion is performed while improving resolution and reducing the influence of errors. A predetermined weight is applied to an output of at least one of a plurality of DA converters to each of which calibration data is given; the resultant outputs are added by an adder. An output of... Agent: Renesas Electronics Corporation
20130015990 - Track and hold architecture with tunable bandwidth: To date, bandwidth mismatch within time-interleaved (TI) analog-to-digital converters (ADCs) has been largely ignored because compensation for bandwidth mismatch is performed by digital post-processing, namely finite impulse response filters. However, the lag from digital post-processing is prohibitive in high speed systems, indicating a need for blind mismatch compensation. Even with... Agent: Texas Instruments Incorporated
20130015991 - Circuits and methods for sampling and holding differential input signals: Circuits and methods for sampling differential input signals having wide input swings including voltages below ground potential, and capable of operating on a single positive supply voltage are disclosed. In an embodiment, the circuit includes a first input switch circuit and a second input switch circuit, a sample and hold... Agent: Texas Instruments Incorporated
20130015992 - Data conversion method based on scale-adjusted b-map: There is provided a data conversion method based on β-map suited for an A/D converter or chaos generator, that is adapted to an integrated circuit and capable of providing stable operation of the circuit. The data conversion method based on scale-adjusted β-map includes a discrete time integrator 1 having an... Agent: Japan Science And Technology Agency
20130015994 - High-speed voltage-level converter using capacitor: A voltage-level convertor including a switch and a capacitor which receives an input signal of a first voltage range and generates a level-converted signal of a second voltage range. The switch operates in a low voltage level, and hence, the switch can be implemented as a thin oxide device that... Agent: Synopsys, Inc.
20130015993 - Synchronous switching in high-speed digital-to-analog converter using quad synchronizing latch: A synchronizing circuit compatible with a quad switching scheme in a digital-to-analog converter (DAC) to synchronize turning on or off of switches for steering current to a differential output. The synchronizing circuit receives signals from a decoder and synchronizes control signals to the switches by a clock signal. In one... Agent: Synopsys, Inc.
20130015995 - Impedance network for producing a weighted sum of inputs: A dynamically selectable resistor network is provided in a star configuration for producing a weighted sum of input values, without attenuation from near zero contributions. Each branch of the star connected network comprises sets of impedance components, preferably resistors, that are actively selectable to produce permutated combinations of effective weighting... Agent: Ess Technology, Inc.
20130015996 - Ad converter and information processing apparatus: An analog-to-digital converter includes: weighted capacitors connected to each other at one ends thereof, having a capacitance value weighted at a predetermined ratio, and including a variable capacitance capacitor capable of reducing the capacitance value; a comparator including an input to which the one ends of the weighted capacitors are... Agent:01/10/2013 > 6 patent applications in 4 patent subcategories. recently filed with US Patent Office
20130009796 - Clock generator circuit for successive approximatiom analog to-digital converter: A sampling clock generator generates a sampling clock based on a reference clock and an internal clock. An internal clock generator causes, during a period in which the sampling clock is at a second voltage level, the internal clock to transition from a first voltage level to a second voltage... Agent: Panasonic Corporation
20130009795 - Noise shaping for digital pulse-width modulators: A circuit including an analog-to-digital converter (ADC). The ADC is configured to receive an analog feedback signal and an analog input signal and generate a digital output. The circuit further includes a noise shaper. The noise shaper is configured to truncate the digital output and generate a noise shaper output... Agent: Taiwan Semiconductor Manufacturing Company, Ltd.
20130009797 - Distributed bootstrap switch: An input circuit for an analog-to-digital converter (ADC) includes at least one bootstrap circuit, including at least one first switch for connecting electrical power to a first terminal of at least one capacitor; at least one second switch for connecting a second terminal of the at least one capacitor to... Agent: Microchip Technology Incorporated
20130009799 - Biological analog-to-digital and digital-to-analog converters: Described herein are novel biological converter switches that utilize modular components, such as genetic toggle switches and single invertase memory modules (SIMMs), for converting analog inputs to digital outputs, and digital inputs to analog outputs, in cells and cellular systems. Flexibility in these biological converter switches is provided by combining... Agent:
20130009798 - Digital-to-analog conversion with combined pulse modulators: A digital-to-analog converter includes first and second pulse modulators to generate first and second pulse modulated signals in response to first and second digital values, a third pulse modulator to generate a third pulse modulated signal in response to a third digital value, and a switch/filter circuit to generate an... Agent: Tektronix, Inc.
20130009800 - Dual-mode comparator and analog to digital converter having the same: A dual-mode comparator may include an object voltage input unit that generates a first current flowing through a first path and a second current flowing through a second path based on a first object voltage and a second object voltage, a current mirror unit that performs a current-mirror operation for... Agent: Samsung Electronics Co., Ltd.01/03/2013 > 13 patent applications in 9 patent subcategories. recently filed with US Patent Office
20130002457 - Sampling rate converter data flow control mechanism: A sampling rate converter that converts an incoming stream of data, clocked at a first frequency, to an output stream of data that can be clocked at a second frequency is described. The sampling rate converter up-samples an incoming data stream, filters the up-sampled incoming data stream, interpolates the filtered... Agent: St-ericsson Sa
20130002458 - Variable-length code decoding apparatus, decoding system, and variable-length code decoding method: A variable-length code decoding apparatus has a first table storing part capable of converting the variable-length codes into first decoded data comprising successive zeros, a second table storing part capable of converting a variable-length code and for which corresponding decoded data comprises no zeros, a third table storing part capable... Agent: Kabushiki Kaisha Toshiba
20130002459 - Modified dynamic element matching for reduced latency in a pipeline analog to digital converter: A pipeline ADC is provided in which a DEM function and summation of sequences occur within a flash ADC. According to various aspects of the present disclosure, embedding the processing functions needed for DAC and amplifier error correction with the circuitry of a coarse ADC and rearranging the digital calibration... Agent: Microchip Technology Incorporated
20130002460 - Multichannel analog to digital converter apparatus and method for using: A system including a sample-and-hold circuit for receiving a plurality of analog input signals; an analog-to-digital converter for converting each of the analog inputs to a digital signal; and a processor configured for implementing fractional delay recovery for the analog-to-digital converter. In some embodiments, the fractional delay recovery includes converting... Agent: Microchip Technology Incorporated
20130002461 - Sample and hold circuit and the method thereof: A sample and hold circuit and the method thereof are disclosed. The sample and hold circuit may be applied in voltage regulators or other circuits. The sample and hold circuit comprises: an input terminal configured to receive an input signal; an output terminal configured to provide an output signal; a... Agent: Chengdu Monolithic Power Systems Co., Ltd.
20130002462 - Analog to digital converter with generalized beamformer: Various embodiments of the present invention provide systems, apparatuses and methods for performing analog to digital conversion. For example, an analog to digital converter circuit is discussed that includes an analog input, a number of analog to digital converters and a generalized beamformer. The analog to digital converters are operable... Agent: Lsi Corporation
20130002463 - Analog-digital converter: A differential analog-digital converter is provided. The converter comprises a decision unit for evaluating a potential difference between two input signal lines, a number of charging units for each input signal line each configured to add a predetermined charge onto the respective input signal line, a number of discharging units... Agent: International Business Machines Corporation
20130002465 - Analog-digital converter: A differential analog-digital converter is provided. The converter comprises a decision unit for evaluating a potential difference between two input signal lines, a number of charging units for each input signal line each configured to add a predetermined charge onto the respective input signal line, a number of discharging units... Agent: International Business Machines Corporation
20130002464 - System and method for controlling a digital sensor: A system for controlling a digital sensor (CN) for measuring a physical quantity (GP) includes a transducer (TRD) delivering as output an analog signal representative of the physical quantity (GP), with means (MGD) for implementing gain and/or shift on the analog output signal (SA1) of the transducer (TRD), and with... Agent: Movea
20130002466 - Folded reference voltage flash adc and method thereof: A folded reference voltage flash analog-to-digital (ADC) converter and a method thereof are provided. The flash ADC of the present invention determines the most significant bit (MSB) of an analog input signal, varies a reference voltage input to a plurality of comparators in accordance with the MSB determination result, and... Agent: Electronics And Telecommunications Research Institute
20130002468 - Analog-digital converter: An analog-digital converter includes a decision unit configured to evaluate a comparison potential in a decision step to obtain a comparison result; a number of charging units each comprising a switchable capacitor and an associated reference potential source, wherein each charging unit is configured to change the comparison potential by... Agent: International Business Machines Corporation
20130002469 - Configuring an analog-digital converter: A method for operating an analog-digital converter including a number of charging units, each comprising a switchable capacitor and an associated reference potential source, includes evaluating a comparison potential in successive decision steps to obtain a comparison result; and successively switching one of the charging units following a previous one... Agent: International Business Machines Corporation
20130002467 - Two-stage analog-to-digital converter using sar and tdc: Various embodiments of this disclosure may describe a two-stage ADC circuit, and a time-interleaved system based on the two-stage ADC circuit. The two-stage ADC circuit may include a SAR converter for the first stage and a charge based TDC for the second stage. The two-stage ADC circuit may be used... Agent:Previous industry: Communications: electrical
Next industry: Communications: directive radio wave systems and devices (e.g., radar, radio navigation)
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