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Coded data generation or conversion December patent applications/inventions, industry category 12/12

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.
12/27/2012 > 15 patent applications in 13 patent subcategories.

20120326897 - Wireless keyboard and computer system using the same: A computer system includes a wireless keyboard, a reader, and a computer. The wireless keyboard includes an antenna, an array of keys, a storage unit, a scanning unit, and a processing unit. The keys in the array are associated with tags. The storage unit stores a content of a pair... Agent: Hong Fu Jin Precision Industry (shenzhen) Co., Ltd.

20120326898 - Coding and decoding by means of a trellis coded modulation system: A method codes information, wherein bits that are to be coded are divided into successive first blocks. Second blocks are determined, respectively, by applying a permutation to each of the first blocks. Third blocks are determined by interleaving each of the first blocks with a respective second block. The third... Agent: Nikia Siemens Gmbh & Co.

20120326899 - Variable length code decoding device and decoding method: Variable length code decoding device for decoding variable length code data, including: decoding process tables each including at least two kinds of formats consisting a first format storing identification information for designating a subsequent table to be referred to in a subsequent decoding process, and a second format that stores... Agent:

20120326900 - Successive approximation register analog to digital converter and conversion method thereof: A SAR ADC is provided. A DAC provides an intermediate analog signal according to an analog input signal, a most significant bit capacitance and a plurality of significant bit capacitances smaller than the most significant bit capacitance. A first switched capacitor array selectively provides the most significant bit capacitance or... Agent: Mediatek Inc.

20120326902 - Background calibration of offsets in interleaved analog to digital converters: A multi-channel time interleaved ADC (TIADC) provides for offset estimation and correction. The correction is accomplished through analog adjustment of offset rather than by digital correction of their outputs. In certain aspects, polarity reversal circuits may be used to further improve performance.... Agent:

20120326901 - System and method for analog to digital (a/d) conversion: In one embodiment, a method for converting an analog input value to a digital output value is disclosed. A successive approximation is performed. The analog input is quantized to a first quantized value, which is converted to a first analog value using a DAC. The first analog value is subtracted... Agent: Stmicroelectronics R&d (shanghai) Co. Ltd.

20120326903 - Method and apparatus for performing nonlinearity calibration: A method for performing nonlinearity calibration includes the steps of: obtaining temporarily values of a plurality of compensation parameters by performing a perturbation-based calibration process on a nonlinear system with at least one predetermined input being applied to the nonlinear system; and updating the compensation parameters by performing the perturbation-based... Agent:

20120326904 - Multi-mode analog-to-digital converter: Techniques and devices provide analog-to-digital conversion at two or more signal frequencies or frequency bands and can be used to construct multi-mode analog-to-digital converters in various circuits, including receivers and transceivers for wireless communications and radio broadcast environments. Adjustable analog-to-digital converters based on the described techniques can be configured to... Agent: Broadcom Corporation

20120326905 - Sigma-delta modulator: Disclosed herein is a sigma-delta modulator, including an integration circuit, a first DAC unit, and a second DAC unit. The integration circuit includes first and second terminals, and integrates a voltage supplied via the first terminal. The first DAC unit alternately supplies a first voltage obtained at one end of... Agent: Thine Electronics, Inc.

20120326906 - Pipelined continuous-time sigma delta modulator: Traditionally, pipelined continuous-time (CT) sigma-delta modulators (SDM) have been difficult to build due at least in part to the difficulties in calibrating the pipeline. Here, however, a pipelined CT SDM is provided that has an architecture that is conducing to being calibrated. Namely, the system includes a digital filter and... Agent: Texas Instruments Incorporated

20120326907 - D/a converter including higher-order resistor string: A resistor string digital-to-analog converter includes an input terminal receiving a digital input signal in digital code, an output terminal revealing an analog output signal in analog voltage, a first plurality of voltage-acquisition nodes including a first pair of nodes which is adjacent to each other, a first plurality of... Agent: Renesas Electronic Corporation

20120326908 - Communication system for frequency shift keying signal: A communication system includes a time-to-digital converter, a digital low-pass filter, and a digital signal processor. The time-to-digital converter receives an in-phase signal of a frequency-shift keying signal and to generate a digital signal according to the in-phase signal. The digital low-pass filter receives the digital signal and to generate... Agent: Richwave Technology Corp.

20120326909 - Simultaneously-sampling single-ended and differential two-input analog-to-digital converter: An analog-to-digital converter (ADC) system configured to receive a first and a second analog quantity and to provide a plurality of numerical parameters representative of the first and second analog quantities. The ADC system includes a first, a second, and a third ADC circuit, and a digital interface circuit. The... Agent: Linear Technology Corporation

20120326911 - Electrical device: An electrical device wearable on a body of a user includes a first detector, a second detector, and a mode switch. The first detector detects whether the electrical device is worn on the body. The second detector is mountable on a surface of a first portion of the body and... Agent: Denso Corporation

20120326910 - System and method for signaling in sensor devices: A processing system includes transmitter module, receiver module, and a demodulating module. The transmitter module comprises transmitter circuitry and is configured to simultaneously transmit a first transmitter signal with a first transmitter electrode and a second transmitter signal with a second transmitter electrode. The first transmitter signal includes a combination... Agent: Synaptics Incorporated

12/20/2012 > 14 patent applications in 10 patent subcategories.

20120319873 - Electric apparatus, input apparatus and method thereof: The present invention discloses an electric apparatus, an input apparatus and a method thereof. The input apparatus comprises a plurality of keys, a storage unit and a processing unit. Wherein, the processing unit is electrically connected to the plurality of keys and the storage unit. Each key correspondingly generates a... Agent: Mitac International Corp.

20120319874 - Method for generating codewords: Provided is a method for generating codewords. The method comprises the following steps: receiving an information bit; generating a generating matrix in which a size of a column is identical with a length of the information bit, a size of a row is 24 rows, and values of symbols that... Agent:

20120319875 - Method for storing node information of huffman tree and corresponding decoding method: A method for storing node information of a Huffman tree. The method creates an index of each node in the Huffman tree using a breadth first search (BFS) algorithm. The method further reads each node of the Huffman tree beginning from a root node according to a sequence of the... Agent: Hon Hai Precision Industry Co., Ltd.

20120319876 - Method and system for data compression: In one aspect, methods and systems for variable-block length encoding of data, such as an inverted index for a file are disclosed. These methods and systems provide for relatively fast encoding and decoding, while also providing for compact storage. Other aspects include a nearly 1:1 inverted index comprising a position... Agent: Sap Ag

20120319878 - Analog-to-digital converter: A current input analog-to-digital converter and a corresponding current measurement circuit is disclosed. In accordance with one example of the invention, an analog-to-digital conversion circuit includes a register for storing a digital register value and a digital-to-analog converter that is configured to provide a reference current at a circuit node... Agent: Infineon Technologies Ag

20120319877 - System and method of analog-to-digital converters: An analog-to-digital converter system that includes a pipeline of successively-cascaded signal converters, each operating alternatively in a first circuit configuration and a second circuit configuration, an error estimator coupled to the pipeline to receive the digitized error for estimating an amplifier gain of the present signal converter stage, and a... Agent: Analog Devices, Inc.

20120319879 - Method for modifying the lms algorithm to reduce the effect of correlated perturbations: A process allows for the modification of the least-means-square (LMS) algorithm to remove perturbations associated with measured signals in an analog-to-digital converter (ADC). The process includes measuring the perturbations and determining a coefficient associated with the perturbations. The LMS algorithm is modified in accordance with whether a digital or an... Agent: Analog Devices, Inc.

20120319880 - Successive approximation ad converter and mobile wireless device: A controller controls first and second supply switches so that, during a sampling period, a ground voltage is supplied to n first up-capacitors and n second up-capacitors while a power supply voltage is supplied to n first down-capacitors and n second down-capacitors. The controller also controls the first and second... Agent: Panasonie Corporation

20120319881 - Sigma-delta modulator: A sigma-delta modulator includes a front portion and a hybrid portion to form a loop filter. The front portion includes integrator(s) and feed-forward path(s), and is arranged to provide a front signal by combining signals of the integrator(s) and feed-forward path(s). The hybrid portion is coupled to the front portion,... Agent: Mediatek Inc.

20120319882 - Analog-to-digital converter (adc) and comparator unit thereof: An ADC with comparing circuit units is provided. Each comparing circuit unit comprises a first resistor, a second resistor, and a CMOS. The first and second resistors provide first and second level voltages, respectively. The base of the PMOS is electrically connected to the power source and the base of... Agent: National Changhua University Of Education

20120319884 - Converting and transmitting a magnetic resonance detection signal: A system and method for converting an analog detection signal of a magnetic resonance detection coil into a digital detection signal and for transmitting the detection signal to an evaluating device. In an embodiment, the detection signal is digitized by an analog-to-digital converter, decimated by a decimation filter, transmitted through... Agent:

20120319885 - System for processing data streams: A system for processing data streams or signals includes a wave-front multiplexer configured to process first and second input signals into first and second output signals each carrying information associated with the first and second input signals, a first processing unit configured to process a third input signal carrying information... Agent: Spatial Digital Systems

20120319883 - Time-to-digital converter: Embodiments of a time-to-digital converter are provided, comprising a delay stage matrix and a measurement circuit. The delay stage matrix comprises a first and a second delay lines coupled thereto, and is arranged to propagate a transition signal from a starting delay stage in the first and a second delay... Agent: Mediatek Singapore Pte. Ltd.

20120319886 - High speed resistor-dac for sar dac: A singled-ended, successive approximation register analog-to-digital converter convert an analog input voltage to a digital representation comprising m upper order bits and a number of lower order bits. The SAR ADC comprises SAR logic, a resistive network, multiple switches, and first and second LSB capacitors. The switches also comprises two... Agent: Texas Instruments Incorporated

12/13/2012 > 7 patent applications in 6 patent subcategories.

20120313797 - Electronic device used in synchronous control system and synchronous control method: An exemplary electronic device used for a synchronous control system includes an input unit, a communication unit, a storage unit, and a control module. The input unit includes at least one key including a unique key code. The storage unit stores a code table recording key codes of each of... Agent: Hong Fu Jin Precision Industry (shenzhen) Co., Ltd

20120313798 - Encoding and decoding information: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for encoding and decoding information. In one aspect, methods of encoding information in an encoder include receiving a signal representing information using a collection of discrete digits, converting, by an encoder, the received signal into a time-based... Agent: Ecole Polytechnique Federale De Lausanne

20120313799 - Parallel-to-serial conversion circuit, information processing apparatus, information processing system, and parallel-to-serial conversion method: A parallel-to-serial conversion circuit includes a plurality of parallel-to-serial conversion units, each being configured to include a dividing circuit configured to divide a clock signal having a second clock cycle to generate a clock signal having a first clock cycle, a parallel input circuit configured to input a signal having... Agent: Fujitsu Limited

20120313800 - System and methods to improve the performance of semiconductor based sampling system: Circuits and methods that improve the performance of electronic sampling systems are provided. Impedances associated with sampling semiconductor switches are maintained substantially constant during sample states, at least in part, by compensating for encountered input signal variations in order to reduce or minimize signal distortion associated with sampled signals that... Agent: Linear Technology Corporation

20120313801 - Ad converter: To provide a highly accurate and small AD converter. The AD converter converts an analog voltage Vin into a digital code DC of N-bit, and includes memory blocks MB1 to MB (2N−1). Each memory block MB (2n−1) includes (2n−1) memory cells 1 for an MRAM. After stored data of the... Agent: Renesas Electronics Corporation

20120313802 - Signal conversion: An approach to signal conversion adapts the signal conversion process, for example, by adapting or configuring signal conversion circuitry, according to inferred characteristics (e.g., probability distribution of value) of a signal being converted. As an example, an analog-to-digital converter (ADC) may be adapted so that its accuracy varies across the... Agent: Analog Devices, Inc.

20120313803 - Time-to-digital conversion stage and time-to-digital converter including the same: In a time-to-digital conversion stage, a time-to-digital conversion circuit outputs an n-bit digital signal, which represents an integer value ranging from −(2n-1−1) to +(2n-1−1), based on a phase difference between a first and a second signals input thereto; a time difference amplifier circuit amplifies the phase difference between the first... Agent: Panasonic Corporation

12/06/2012 > 13 patent applications in 11 patent subcategories.

20120306668 - Apparatus for bypassing faulty connections: Apparatus are disclosed, such as those involving a 3-D integrated circuit. One such apparatus includes a first die including a plurality of vertical connectors formed therethrough. The apparatus also includes a first circuit configured to encode multiple data bits into a multi-bit symbol, and provide the multi-bit symbol to two... Agent: Micron Technology, Inc.

20120306669 - 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 to store a first table, a second-table storing part to store a second table, a priority determining part to read out by priority a combination of zero information that is stored in the second table and corresponds a combination of... Agent: Kabushiki Kaisha Toshiba

20120306670 - Compression match enumeration: In embodiments of compression match enumeration, a suffix array can be generated that is representative of data sequences stored in a memory buffer. The suffix array can then be converted into a trie structure that overwrites the suffix array in the memory buffer as the trie structure is generated in-place... Agent: Microsoft Corporation

20120306671 - Measurement method and apparatus for adc calibration: An uncalibrated converter element in an analog-digital converter may be replaced with two or more smaller elements having an effective total net value that is equal to that of the uncalibrated converter element. In an exemplary case where the element is capacitor, one or more of these smaller capacitors may... Agent: Analog Devices, Inc.

20120306672 - Analog-to-digital conversion apparatus and signal processing system: An analog-to-digital conversion apparatus includes: a first analog-to-digital converter and a second analog-to-digital converter that are configured to convert an input analog signal into a digital signal; a difference imparting part configured to provide a difference of at least a fixed signal α between input analog signals to the first... Agent: Sony Corporation

20120306673 - Analog-to-digital conversion apparatus and signal processing system: An analog-to-digital conversion apparatus includes: a first analog-to-digital converter configured to convert an input analog signal into a digital signal; a second analog-to-digital converter configured to convert an analog signal generated by multiplying the input analog signal by α times with a coefficient α into a digital signal; a first... Agent: Sony Corporation

20120306674 - Automatic offset adjustment for digital calibration of column parallel single-slope adcs for image sensors: Various embodiments of the present invention include enabling, during a calibration phase, a counter to count one less than a number of clock periods associated with a determined offset. The counted number of the clock periods is stored in calibration memory. In a conversion phase, inverted outputs are loaded from... Agent: Hynix Semiconductor Inc.

20120306675 - Adc with resolution detector and variable dither: A resolution detector may be used in conjunction with an ADC to identify unresolved bits in a raw digital output of the ADC. Bits that have been properly resolved by the ADC may be distinguished from those that have not been successfully resolved, because of time limitations or other reasons.... Agent: Analog Devices, Inc.

20120306676 - Capacitive voltage divider: A capacitive voltage divider arrangement comprising a first and second voltage divider, a first and second parasitic capacitance being formed between the first and second capacitive voltage divider. The first capacitive voltage divider comprises a signal terminal; a first capacitance for coupling the terminal to a reference potential; a second... Agent:

20120306677 - System and method to modify a metadata parameter: A method includes receiving digital audio data at an audio adjustment system. The method includes converting a portion of the digital audio data to an analog audio signal with a digital-to-analog converter of the audio adjustment system to form a sample analog audio signal. The method includes determining a dynamic... Agent: Chanyu Holdings, LLC

20120306678 - Three-level digital-to-analog converter: A system for processing a signal includes a detector configured to detect a two-level stream of bits; a converter configured to generate a three-level control signal based on two adjacent values within the two-level stream of bits; and a switch configured to determine which of three different paths to couple... Agent: Texas Instruments Incorporated

20120306679 - N-bits successive approximation register analog-to-digital converting circuit: The present invention provides an n-bits successive approximation register (SAR) analog-to-digital converting (ADC) circuit, comprising: an n-bits SAR control logic, a p-type capacitor network including a DACp array and a sampling capacitor CSp, an n-type capacitor network including a DACn array and a sampling capacitor CSn; and a comparator for... Agent: University Of Macau

20120306680 - Current providing system, adc with the current providing system, and current providing method: A current providing system, for providing an output current, which comprises: a frequency detecting circuit, for receiving at least one input signal, and for detecting a frequency of the input signal; a frequency-controlled current providing circuit, for providing the output current according to the input signal frequency when the input... Agent:

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