Coded data generation or conversion inventions 09/06

20060208930 - Encoding method, decoding method, encoding system, recording method, reading method and recording system: Encoding-system includes a check-bit-generation-unit configured to generate N-ary-parity-bits by processing information composed of N-ary-symbols (where N is a power of 2) in modulo-N with a LDPC-matrix composed of binary elements, an encoded-sequence-generation-unit configured to generate an encoded sequence including the information composed of the N-ary-symbols and the N-ary-parity-bits, a modulation...

20060208928 - Encoding scheme to resist code injection attacks: A method and system are provided for encoding program instructions, and for decoding the encoded program instructions prior to execution. An encoded set of program instructions is provided by combining a single page of decode instructions with a set of unencoded program instructions. The page of decode instructions is set...

20060208929 - High definition multimedia interface device and output control method thereof: A high definition multimedia interface (HDMI) device and an output control method thereof are disclosed. The HDMI device includes a moving picture experts group (MPEG) decoder for decoding an MPEG stream, and an HDMI transmitter for transmitting an output of the MPEG decoder to a display device. The method comprises...

20060208931 - Method of using configuration files for configuring technical devices: The present invention relates to a method for the provision and use of configuration files containing essential configuration data for configuring technical devices. With the method the configuration data is uploaded by one or more participants in the method via a network onto a server and downloaded by users of...

20060208932 - Optical disk drive: An optical disk drive for readily setting a recording strategy for all optical disks. A table, where optimal recording strategies are set for respective pieces of identification information about optical disks, is stored in memory of a system controller. An average recording strategy is set for an optical disk which...

20060208934 - Analog-differential-circuit test device: An analog-differential-circuit test device includes transfer gates 13 and 14 for isolating in the test mode an input pair of an analog differential circuit from input nodes IN and INB, a voltage adjusting circuit for generating a voltage pair controlled by a control signal fed from outside of the LSI...

20060208933 - Multi-step analog/digital converter and on-line calibration method thereof: The present invention discloses an on-line calibration method, which utilizes two calibration algorithms running in the background without interrupting the normal operation of the analog signal process. The method includes performing a residue amplifier gain error calibration and performing a DAC non-linearity calibration. The residue amplifier gain error calibration can...

20060208935 - Analog to digital converter: A analog to digital converter, comprising: an input for receiving an input signal to be digitised; a first converter core for performing a first part of an analog to digital conversion, and for outputting a first digital result; a first residue calculator for calculating a first residue as a difference...

20060208937 - Analog to digital converter: An analog to digital converter comprising at least two analog to digital conversion engines and a controller for controlling the operation of the analog to digital conversion engines such that during a first phase of an analog to digital conversion process the engines collaborate such that a plurality of bits...

20060208936 - Minimized differential sar-type column-wide adc for cmos image sensors: An analog-to-digital converter comprising a minimal amount of circuitry for conversion of an input analog signal to a series of digital bits. A differential comparator is provided for generating digital values to which the digital bits correspond. A pair of digital-to-analog converters are provided for generating, via successive approximation, a...

20060208938 - Comparator-based switched capacitor circuit for scaled semiconductor fabrication processes: Described is a switched capacitor circuit for performing an analog circuit function. Unlike conventional switched capacitor circuits employing operational amplifiers, the switched capacitor circuit uses a comparator and does not require direct feedback between the input and output of the comparator. The switched capacitor circuit includes a first and a...

20060202868 - Computer system with enhanced range passive wireless keyboard: A wireless keyboard and reader combination comprises a keyboard having a plurality of keys, an antenna, and a plurality of passive transponder circuits, employing backscatter transmission coded in the time domain using a reflected series of pulses, coupled to the antenna and associated with the keys. For example, SAW transponders...

20060202866 - Handheld electronic device having improved display and selection of disambiguation choices, and associated method: A method of entering information into an electronic device, such as a handheld electronic device, that has a text disambiguation function, a keyboard and a display. The method includes generating a plurality of character combination choices using the text disambiguation function based on a first key depression sequence input into...

20060202867 - Keypad identification circuit and method and apparatus for driving different types of keypad circuits: A keypad identification circuit connects with a keypad circuit (30) and includes a chip (20), which has been configured with a controller (201) and a memory (202), and an identification code generator (10). The identification code generator generates an identification code for the keypad circuit to the controller. The controller...

20060202865 - Text entry coding system and handheld computing device: A keystroke chording system operative within a computing system such as a PDA or the like employs the multi-position joystick control or its equivalent together with a plurality of discreet input buttons to provide text entry. The system utilizes highly effective chording techniques to allow the user to employ additional...

20060202869 - Data recording medium, data recording method,and device: Six record areas for predetermined data that has been encoded and digitally modulated are formed in a data record area on a disc. The record areas have different offset compensation amounts. The offset compensation amounts allow all offset amounts that may take place in an error correction code encoder to...

20060202870 - Decoder of digital-to-analog converter: A decoder of a digital-to-analog converter is disclosed. In the present invention, the gamma voltage selection is controlled by a reduced number of NMOS and PMOS transistors according to the characteristic of the NMOS and PMOS transistor, such that the layout area of the switch array is reduced. Moreover, a...

20060202871 - Reproduction apparatus: A reproduction apparatus includes a reproduction unit that reproduces plurality of information data encoded using mutually different encoding systems from a recording medium, a program storage unit that stores multiple kinds of decoding programs corresponding to the different encoding systems, a program loading memory into which a part of the...

20060202872 - Signal encoding method, signal decoding method, signal encoding apparatus, signal decoding apparatus, signal encoding program, and signal decoding program: A signal encoding method according to the present invention is a signal encoding method of dividing a coding target signal as an object of coding into partition units and performing arithmetic coding based on probability-related information in the partition units, which comprises (1) a configuration information deriving step of analyzing...

20060202873 - Editing device and audio signal processing system: When a PC connected to a mixer engine functions as an editing device to edit a configuration of signal processing in the mixer engine, components and wires included in the edited configuration of signal processing are displayed within a CAD screen on a display of the PC, and a delay...

20060202874 - System and method for decoding a variable-length codeword while updating the variable-length codeword: A system for decoding a variable-length codeword includes a buffer circuit storing the codeword, a detection circuit detecting the number of bits of a prefix portion of the codeword by use of a detection table while updating the codeword, an extraction circuit extracting a codeword of a suffix portion of...

20060202875 - Triggered data generator: A triggered data generator reduces timing jitter at the start of serial data output from arrival of a trigger signal. A trigger detecting circuit 8 produces trigger phase information indicating the phase relationship between the trigger signal and a reference clock. A data pattern generating circuit 10 generates parallel data...

20060202876 - Reference voltage supplying circuit and analog-to-digital converter equipped therewith: A reference voltage supplying circuit is disclosed, wherein the circuit generates stable maximum reference voltage and minimum reference voltage to a pipeline Analog to Digital Converter (ADC) even if levels of a first reference voltage and a second reference voltage are changed. According to the present invention, the first reference...

20060202877 - Data modulating method and apparatus, data demodulating method and apparatus, and code arranging method: In a data demodulating method and apparatus, and a code arranging method, a multiplexer multiplexes an input data stream divided by a predetermined length into a plurality of types of pseudo-random data streams using multiplexed information of predetermined bits by applying a predetermined multiplexing method to each of the pseudo-random...

20060202878 - Data modulating method and apparatus, data demodulating method and apparatus, and code arranging method: In a data demodulating method and apparatus, and a code arranging method, a multiplexer multiplexes an input data stream divided by a predetermined length into a plurality of types of pseudo random data streams using multiplexed information of predetermined bits by applying a predetermined multiplexing method to each of the...

20060202879 - Analog-to-digital converter with input signal range greater than supply voltage and extended dynamic range: An analog-to-digital converter device capable of measuring inputs beyond a supply voltage including: an N bit analog-to-digital converter powered by a supply voltage and a reference voltage; a range resolution stage capable of receiving inputs at higher voltages than the supply voltage, providing an input to the analog-to-digital converter, and...

20060202880 - Matching circuit for two-channel analog to digital converters: A matching circuit for two-channel Analog to Digital Converters (ADCs) is disclosed in which two ADCs convert analog signals of two channels to digital signals with the same operational characteristics. A bias voltage supplier operates in such a way that analog signals of first and second channels are respectively converted...

20060202881 - Key fob with automatic cover release: A key fob for use in a remote keyless entry system of a vehicle includes a transmitter housing having at least one user operable button thereon indicative of remote keyless entry functions associated with the vehicle for transmitting function requests when the user operable buttons are depressed. A cover is...

20060197685 - Handheld electronic device having reduced keyboard and multiple password access, and associated methods: A reduced keyboard handheld electronic device and associated method that utilizes a plurality of passwords for controlling access thereto. The handheld electronic device has a non-predictive keystroke interpretation system, such as a multi-tap system. At least one of the passwords is valid and accepted when input using a keyboard of...

20060197688 - Adaptive electronic transmission signal cancellation appartus for full duplex communication: An adaptive electronic transmission signal cancellation circuit for separating transmit data from receive data in a bidirectional communication system operating in full duplex mode is disclosed. The output of a main transmitter responsive to a first bias current is connected to the output of a receiver through an internal resistor....

20060197687 - Apparatus and method for encoding digital data: A method for encoding digital data includes the step of: encoding the digital data to a corresponding digital signal sequence by a digital signal encoder (110) according to an encoding rule, which can be transmitted through the single digital circuit (12). The digital signal sequence includes a first digital signal,...

20060197686 - Data encoding and decoding using slepian-wolf coded nested quantization to achieve wyner-ziv coding: A system and method for realizing a Wyner-Ziv encoder may involve the following steps: (a) applying nested quantization to input data from an information source in order to generate intermediate data; and (b) encoding the intermediate data using an asymmetric Slepian-Wolf encoder in order to generate compressed output data representing...

20060197689 - Parallelized binary arithmetic coding: The invention is directed to techniques of parallelizing binary arithmetic coding. Two exemplary parallelized binary arithmetic coding systems are presented. One parallelized binary arithmetic coding system utilizes linear approximation and a constant probability of a less probable symbol. A second parallelized binary arithmetic coding system utilizes a parallelized table lookup...

20060197690 - Data encoding and decoding using slepian-wolf coded nested quantization to achieve wyner-ziv coding: A system and method for realizing a Wyner-Ziv encoder may involve the following steps: (a) apply nested quantization to input data from an information source in order to generate intermediate data; and (b) encode the intermediate data using an asymmetric Slepian-Wolf encoder in order to generate compressed output data representing...

20060197691 - Apparatus and method for multiple description encoding: An apparatus and method for generating multiple descriptions of compressed data are comprised. Generally, a quantized bit stream is generated using a reference quantization step. The quantization bet stream is then re-quantized using a first quantization step to generate a first description of compressed data, wherein the first quantization step...

20060197693 - Analog-to-digital converter: In an analog-to-digital (A-D) converter, an A-D conversion circuit samples an analog signal and converts it to a digital value of a predetermined bit number less than a targeted bit number. An amplifier circuit is provided in parallel to the A-D conversion circuit, and holds the signal sampled by the...

20060197694 - Integrated circuit with reduced coupling noise: In order for circuit blocks 1 to 3 composed by the CMOS process, and analog lines 5−1, 5−2, and 5−3 connected thereto not to overlap on the layout, the analog lines 5−1 and 5−2 are wired so that such lines roundabout the layout of the AM/FM common circuit block 3....

20060197692 - Method of adjusting sampling condition of analog to digital converter and apparatus thereof: A method of adjusting a sampling condition to generate a sampling clock in an analog to digital converter includes performing an analog to digital conversion on an analog input signal to thereby produce a digital sampled signal having a plurality of samples; calculating a difference value between two adjacent samples...

20060197695 - Noise suppression circuit, asic, navigation apparatus, communication circuit, and communication apparatus having the same: The present invention provides an noise suppression circuit comprises an internal circuit which has a high and a low level terminals. The low level terminal is connected to a low level power supply (GND) line. The noise suppression circuit further comprises a first transistor in which one main electrode is...

20060197696 - Ring oscillator dynamic adjustments for auto calibration: An apparatus compensates for voltage and temperature variations on an integrated circuit with: a voltage sensor having a digital voltage output; a temperature sensor having a digital temperature output; a register coupled to the voltage sensor and the temperature sensor, the register adapted to concatenate the digital voltage output and...

20060197685 - Handheld electronic device having reduced keyboard and multiple password access, and associated methods: A reduced keyboard handheld electronic device and associated method that utilizes a plurality of passwords for controlling access thereto. The handheld electronic device has a non-predictive keystroke interpretation system, such as a multi-tap system. At least one of the passwords is valid and accepted when input using a keyboard of...

20060197688 - Adaptive electronic transmission signal cancellation appartus for full duplex communication: An adaptive electronic transmission signal cancellation circuit for separating transmit data from receive data in a bidirectional communication system operating in full duplex mode is disclosed. The output of a main transmitter responsive to a first bias current is connected to the output of a receiver through an internal resistor....

20060197687 - Apparatus and method for encoding digital data: A method for encoding digital data includes the step of: encoding the digital data to a corresponding digital signal sequence by a digital signal encoder (110) according to an encoding rule, which can be transmitted through the single digital circuit (12). The digital signal sequence includes a first digital signal,...

20060197686 - Data encoding and decoding using slepian-wolf coded nested quantization to achieve wyner-ziv coding: A system and method for realizing a Wyner-Ziv encoder may involve the following steps: (a) applying nested quantization to input data from an information source in order to generate intermediate data; and (b) encoding the intermediate data using an asymmetric Slepian-Wolf encoder in order to generate compressed output data representing...

20060197689 - Parallelized binary arithmetic coding: The invention is directed to techniques of parallelizing binary arithmetic coding. Two exemplary parallelized binary arithmetic coding systems are presented. One parallelized binary arithmetic coding system utilizes linear approximation and a constant probability of a less probable symbol. A second parallelized binary arithmetic coding system utilizes a parallelized table lookup...

20060197690 - Data encoding and decoding using slepian-wolf coded nested quantization to achieve wyner-ziv coding: A system and method for realizing a Wyner-Ziv encoder may involve the following steps: (a) apply nested quantization to input data from an information source in order to generate intermediate data; and (b) encode the intermediate data using an asymmetric Slepian-Wolf encoder in order to generate compressed output data representing...

20060197691 - Apparatus and method for multiple description encoding: An apparatus and method for generating multiple descriptions of compressed data are comprised. Generally, a quantized bit stream is generated using a reference quantization step. The quantization bet stream is then re-quantized using a first quantization step to generate a first description of compressed data, wherein the first quantization step...

20060197693 - Analog-to-digital converter: In an analog-to-digital (A-D) converter, an A-D conversion circuit samples an analog signal and converts it to a digital value of a predetermined bit number less than a targeted bit number. An amplifier circuit is provided in parallel to the A-D conversion circuit, and holds the signal sampled by the...

20060197694 - Integrated circuit with reduced coupling noise: In order for circuit blocks 1 to 3 composed by the CMOS process, and analog lines 5−1, 5−2, and 5−3 connected thereto not to overlap on the layout, the analog lines 5−1 and 5−2 are wired so that such lines roundabout the layout of the AM/FM common circuit block 3....

20060197692 - Method of adjusting sampling condition of analog to digital converter and apparatus thereof: A method of adjusting a sampling condition to generate a sampling clock in an analog to digital converter includes performing an analog to digital conversion on an analog input signal to thereby produce a digital sampled signal having a plurality of samples; calculating a difference value between two adjacent samples...

20060197695 - Noise suppression circuit, asic, navigation apparatus, communication circuit, and communication apparatus having the same: The present invention provides an noise suppression circuit comprises an internal circuit which has a high and a low level terminals. The low level terminal is connected to a low level power supply (GND) line. The noise suppression circuit further comprises a first transistor in which one main electrode is...

20060197696 - Ring oscillator dynamic adjustments for auto calibration: An apparatus compensates for voltage and temperature variations on an integrated circuit with: a voltage sensor having a digital voltage output; a temperature sensor having a digital temperature output; a register coupled to the voltage sensor and the temperature sensor, the register adapted to concatenate the digital voltage output and...