Coded data generation or conversion inventions 08/08

20080204282 - Character input device for terminal and method of processing character string: The present invention discloses a character input device for a terminal and a method of processing a character string, which allow the size of the character input device to be sufficiently reduced so as to improve the portability of the terminal, enable rapid and accurate character input in a touch... Agent: Park Law Firm

20080204284 - Data compression using a stream selector with edit-in-place capability for compressed data: A method for encoding an input file into an output file that is compressed so that the number of bits required to represent the output file is less than the number of bits of the input file. The encoding method includes the parsing of the input file into a series... Agent: Townsend And Townsend And Crew, LLP

20080204283 - Method and apparatus for optimization of sigcomp udvm performance: A signal compression optimization system between a communication network and wireless user equipment advantageously selects an optimized decompressor when feasible for reduced content processing latency and otherwise selects a virtual machine decompressor, such as a Universal Decompressor Virtual Machine (UDVM) that interprets the received decompression bytecode. Since the UDVM is... Agent: Qualcomm Incorporated

20080204286 - Methods and systems for ldpc coding: Methods and systems of low density parity check coded (LDPCC) coding are disclosed herein in which a set of LDPC codes ensure reliable transmission for channels in which modulation symbols may undergo attenuation in a random fashion. Methods and systems of LDPC coding disclosed herein include choosing a code blocklength... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080204287 - Optimization of decoder memory usage for vlc tables: Systems and methods for optimizing system performance in variable length decoding systems are described. Embodiments are described in which decode tables are analyzed and elements of the tables sorted by probability of occurrence. Storage of elements can be determined by probability of occurrence and embodiments of the present invention can... Agent: Nvidia C/o Murabito, Hao & Barnes LLP

20080204285 - Robust control/delineation in serial streams: Control symbols taking the form {k1-k2-k2-k1} are inserted in a serial stream including m bit data words. k1 and k2 are each predefined m bit control words differing from the m bit data words. The Hamming distance between k1 and k2 is at least 2. Such control symbols may be... Agent: Advanced Micro Devices, Inc. C/o Vedder Price P.c.

20080204288 - Signal processing providing lower downsampling losses: Methods and devices for processing GPS signals are provided. The device includes: means for storing one or more lookup tables, each lookup table comprising a plurality of entries, each entry comprising an input segment and an output segment, wherein the output segment is a system response to the corresponding input... Agent: Macpherson Kwok Chen & Heid LLP

20080204289 - Signal interface circuit: Interface unit for voltage input signals comprising two or more input channels. The input signals of these two or more input channels are connected alternately by an analog multiplexer to an analog-to-digital converter. The A/D converter comprises an integrated sigma-delta modulator circuit which generates a digitized 1-bit signal representing the... Agent: Buchanan, Ingersoll & Rooney PC

20080204290 - Programmable analog-to-digital converter for low-power dc-dc smps: A voltage-to-time based windowed analog-to-digital converter (ADC) can have programmable reference voltage, conversion time, and accuracy of voltage regulation. The ADC can be fully implemented on a small silicon area and is suitable for implementation in various integrated digital controllers for high-frequency low-power switch-mode power supplies (SMPS). The programmable characteristics... Agent: Fliesler Meyer LLP

20080204291 - Digital-to-analog converter with logarithmic selectable response and methods: Embodiments of a digital-to-analog converter (DAC) with a logarithmic response and methods for converting digital signals to analog are generally described herein. Other embodiments may be described and claimed. In some embodiments, the DAC includes a wedge-shaped resistive array having a plurality of linearly-spaced contact nodes and a switching array... Agent: Schwegman, Lundberg & Woessner / Infineon

20080204293 - Multi-channel display driver circuit incorporating modified d/a converters: A multi-channel display driver circuit incorporating modified D/A converters has a plurality of digital comparators connected to a number generator. Each digital comparator has an output, a digital data input and a reference input. The reference inputs of all digital comparators are connected to the number generator and the outputs... Agent: Jianq Chyun Intellectual Property Office

20080204292 - Output architecture for lcd panel column driver: In one embodiment consistent with the present invention, a digital to analog converter (DAC) circuit operates over an upper range and a lower range. An upper voltage node is designated AVDD; a middle voltage node is designated HVDD; and a lower voltage node designated ground. An upper DAC stage has... Agent: Stmicroelectronics, Inc.

20080204298 - Ad converter and radio receiver: Disclosed is an AD converter including: a first conversion stage including a quantizing part to generate m parallel pieces of quantized signals from m pieces of input analog signals representing n-dimensional vectors (n≦m≦2n), a decoding part to generate m pieces of decoded analog signals from the m parallel pieces of... Agent: Amin, Turocy & Calvin, LLP

20080204297 - Analog front-end circuit and electronic instrument: An analog front-end circuit includes an analog processing circuit, an A/D converter, a target register in which a lower limit target value of an input image signal is set, and a calculation circuit. The analog processing circuit includes an offset control circuit which performs offset control based on an offset... Agent: Harness, Dickey & Pierce, P.L.C

20080204294 - Analog-to-digital converter apparatus, systems, and methods: Various embodiments disclose apparatus, systems, and methods operating with a first circuit branch with transistors coupled in series between first and second supply nodes, and a second circuit branch with second transistors coupled in series between the first and second supply nodes. The second circuit branch may include a resistive... Agent: Schwegman, Lundberg & Woessner, P.A.

20080204295 - Method for operating a digital sensor: The sensor has only a first contact (1) and a second contact (2). In the first step of the method, current is passed through the sensor element (3) while simultaneously measuring the measured variable using a closed switch (4). In a second step, the measured value is then converted into... Agent: Baker Botts L.L.P. Patent Department

20080204296 - Wide-input windowed nonlinear analog-to-digital converter for high-frequency digitally controlled smps: In embodiments, a new analog-to-digital converter (ADC) architecture can be used with switch-mode power supplies (SMPS) operating at switching frequencies higher than 10 MHz. Analog-to-digital converter embodiments can achieve very low power consumption, fast conversion time, and can be implemented with a simple hardware. Another noteworthy benefit is that certain... Agent: Fliesler Meyer LLP

20080204300 - Ad converter circuit and microcontroller: A successive approximation type AD converter circuit for comparing an analog input signal with an output analog signal of a DA converter with a comparator to input a digital signal output in accordance with a comparison result to the DA converter to determine a digital signal obtained if the output... Agent: Arent Fox LLP

20080204299 - Adc with logarithmic response and methods for controlling rf power levels: Embodiments of an analog-to-digital converter (ADC) and methods for controlling RF power levels are generally described herein. Other embodiments may be described and claimed. In some embodiments, the ADC includes an internal-reference digital-to-analog converter (DAC) having a resistive structure with linearly-spaced contact nodes. The linearly-spaced contact nodes may provide corresponding... Agent: Schwegman, Lundberg & Woessner / Infineon

20080204301 - Plush encased remote control transmitter: A novel plush type toy or cushion having an embedded transmitter that is powered by an internal battery pack is disclosed. The embedded transmitter is used to trigger a remote receiver that is attached to an electrical device. The act of squeezing this toy will activate the transmitter. The receiver... Agent: West & Associates, A PC

20080204302 - Remote control device with directional mode indicator: Methods, systems, and products are disclosed for a remote control device. Means for detecting orientation of the remote control device couples to a processor. The processor changes a mode of operation of the remote control device in response to a change in the orientation.... Agent: Scott P. Zimmerman, PLLC

20080198044 - Computer and method for processing keyboard input thereof: A computer and a method for processing keyboard input thereof is disclosed. The method includes the steps of receiving an interrupt request; reading a scan code stored in a scan code buffer; determining whether the scan code is a predetermined scan code representing an Fn key; reading an event code... Agent: Quintero Law Office, PC

20080198045 - Transmission of a digital message interspersed throughout a compressed information signal: A method is disclosed that enables the transmission of a digital message along with a corresponding media information signal, such as audio or video. A telecommunications device that is processing the information signal from its user, such as a speech signal, encodes the information signal by using a model-based compression... Agent: Demont & Breyer, LLC

20080198047 - Generating a data stream and identifying positions within a data stream: Methods and apparatus, including computer program products, for generating a data stream encoded by means of a Variable Length Coding scheme. Code words for a data stream including a plurality of code words are encoded in accordance with a Variable Length Coding scheme. A separation marker is inserted between encoded... Agent: Mollborn Patents, Inc.

20080198046 - Variable length code decoding apparatus and variable length code decoding method: A variable length code decoding apparatus includes an input unit which receives variable length coding data, a plurality of FIFO memories which store the variable length coding data and output or update the variable length coding data on the basis of a codeword length of the variable length coding data,... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080198048 - Systems and methods for companding adc-dsp-dac combinations: Systems and methods for resizing a signal for use with a fixed-point DSP are provided. More specifically, a process called companding is used in conjunction with fixed-point devices to resize a signal to make use of the available range of these devices. In some embodiments, companding is used to improve... Agent: Wilmerhale/columbia University

20080198049 - A/d converter: An A/D converter compares one or more analog voltages to be converted with a reference voltage given by a voltage change value of ramp voltage whose voltage value changes monotonically for a certain period or a voltage proportional to the voltage change value, converts each analog voltage to a digital... Agent: Birch Stewart Kolasch & Birch

20080198050 - Delta-sigma modulator and da converter apparatus including delta-sigma modulator changing order of filter: In a delta-sigma modulator including first and second subtractors, first and second integrators, a quantizer, and a DA converter, a first feedback circuit includes first charge holding circuits which hold charges of the analog signal from the DA converter for different sampling intervals, can change a feedback amount of the... Agent: Mcdermott Will & Emery LLP

20080198051 - Analog-to-digital conversion controller, optical receiving device, optical receiving method, and waveform-distortion compensating device: An optical receiving device of the present invention receives optical signals from an optical transmitting device which uses a modulation format wherein an optical intensity waveform of each symbol is return-to-zero (RZ) pulse, and converts the received optical signals into digital signals by a conversion process of an analog to... Agent: Staas & Halsey LLP

20080198052 - Filter applied in sigma-delta modulator and filtering method thereof: A filter applied in a sigma-delta modulator includes an integrator, a signal attenuator and a feedback circuit, in which these components are connected in series sequentially to form a local feedback circuit. The integrator integrates an input signal to output an integral signal. Accordingly, the signal attenuator attenuates the integral... Agent: Apex Juris, PLLC

20080198053 - Current-steering type digital-to-analog converter: A current-steering type digital-to-analog converter (DAC) is disclosed. The DAC includes a first sub-DAC, a second sub-DAC and a controlling device. Both the first sub-DAC and the second sub-DAC are configured to receive input signals. The controlling device selectively and periodically sends output signals of either the first sub-DAC or... Agent: Dillon & Yudell LLP

20080198054 - System for displaying image and digital-to-analog converting method: A digital to analog converter is provided comprising a charge sharing circuit, a discharging circuit and a voltage boosting circuit. The charge sharing circuit sequentially receives first to (N-1)th bits of serial digital signals. The charge sharing circuit shares and stores charges between a first capacitor and a second capacitor... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080198056 - Analog to digital converter: An analog to digital converter is provided in which the outputs of first and second digital to analog converters DAC1 and DAC2 are combined in a combining circuit so as to form a plurality of decision thresholds. This enables two or more bits to be determined in a single trial.... Agent: Wolf Greenfield & Sacks, P.C.

20080198057 - Analog-to-digital converting circuit: Disclosed is a pipeline ADC in which an operational amplifier is shared between circuit blocks that construct local A/D converters of nth and (n+1)th stages, a sampling capacitor of the nth stage is divided into a plurality of sampling capacitors, and some of the plurality of sampling capacitors thus divided... Agent: Mcginn Intellectual Property Law Group, PLLC

20080198055 - Pipeline type analog-digital converter having redundant comparator: A pipeline type analog-digital converter includes a first to an N-th (N is an integer of not less than 2) stages (101 to 10N) brought into cascade connection and converting an analog signal input from a preceding stage to a digital signal of a predetermined bit and outputting the digital... Agent: Mcginn Intellectual Property Law Group, PLLC

20080198058 - Pipelined converter: The invention relates to an apparatus comprising a pipelined converter, such as a pipelined ADC. The pipelined converter has a first set of stages and a second set of stages. A clocking circuit is configured to generate a plurality of clocking signals for the pipelined converter. The plurality of clocking... Agent: Tucker Ellis & West LLP

20080198059 - Online remote control configuration system: An online remote control configuration system for efficiently programming a remote control to recognize a plurality of external electronic devices. The online remote control configuration system includes a remote control having a housing, a keypad, and an electronic system for receiving configuration data from a control station via a global... Agent: Townsend And Townsend And Crew, LLP

20080191904 - Method for manufacturing thin keypad assembly and such assembly: A method for manufacturing a thin keypad with no seams on a panel surface and such assembly includes the following steps. Inks of different colors are printed onto the surface of a rigid substrate so as to shape panel forms and light-transmitting numerals, letters, symbols, a navigation-key pattern, a dialing... Agent: Hdsl

20080191905 - Method and apparatus for preventing action responsive to accidental keystroke: An electronic device such as a mobile communication device capable of entering a locked mode of operation, comprising at least one input device for generating an input signal upon actuation thereof, at least one storage element for storing an application for executing a command in response to such actuation, and... Agent: Perry + Currier Inc. (for Rim)

20080191906 - Method for providing an output signal for storing of user data on a data carrier: A method for providing an output signal (58) for storing of user data on a data carrier (37) is provided. The method comprises the steps of receiving (11) the user data, encoding (12) the user data according to a predetermined encoding scheme and converting (13) the encoded user data to... Agent: Philips Intellectual Property & Standards

20080191907 - Method and apparatus for gif decompression using fixed-size codeword table: A fixed-size codeword table is generated for decompressing GIF encoded data. The fixed-size codeword table is defined to store a codeword string and a codeword length for each of a number of codewords. The codeword string is defined by a codeword previously represented in the codeword table and a character.... Agent: Epson Research And Development Inc Intellectual Property Dept

20080191908 - Method and apparatus for coding information, method and apparatus for decoding coded information, method of fabricating a recording medium, the recording medium and modulated signal: Method of converting information words, which includes receiving m-bit information words, where m is an integer, and converting the m-bit information words into n-bit code words based on a code conversion table including a plurality of coding states, where n is an integer greater than m. The plurality of coding... Agent: Birch Stewart Kolasch & Birch

20080191909 - Encoding and decoding alphanumeric data: Information, such as ticket information is encoded, for transmission of the encoded information to a device that can display the encoded information as visible alphanumeric characters. Original information is converted into a binary format then separated into x bit binary words, where x is the same as a maximum number... Agent: Jones Day

20080191910 - Gray code to sign and magnitude converter: The present invention relates to Gray Codes and their conversion to sign and magnitude representation. Gray codes are used in flash ADCs (analogue to digital converters), which convert an analogue waveform into a sampled binary value. This can be done via a thermometer code, and the present invention addresses the... Agent: Texas Instruments Incorporated

20080191911 - Noise-riding video signal threshold generation scheme for a plurality of video signal channels: An apparatus for adaptively generating video signal thresholds for a comparator circuit having a plurality of signal channels. The apparatus has input circuitry in electrical signal communication with the plurality of signal channels. The input circuitry uses a selector circuit to select one signal channel of the plurality of signal... Agent: Naval Undersea Warfare Center Division Newport

20080191913 - Circuit and method for a/d conversion processing and demodulation device: An A/D conversion processing circuit includes: a switch sequentially switching over multiple inputs to select each thereof according to input bandwidth of the multiple inputs or fixedly selecting a single input; an A/D converter obtaining a digital signal through sampling on a switch output with a sampling frequency according to... Agent: Amin, Turocy & Calvin, LLP

20080191912 - Digital-to-analog converter, display panel driver having the same, and digital-to-analog converting method: A digital-to-analog converter outputting an analog data voltage corresponding to n-bit data, includes a chopping amplification unit adapted to receive an upper bit voltage corresponding to upper x bits of the n-bit data and a lower bit voltage corresponding to lower y bits of the n-bit data and to output... Agent: Lee & Morse, P.c.

20080191914 - Signal strength indicator: A device is for digitally processing an input signal that is susceptible to variations in signal strength. The signal (48) is analog to digital converted into a bitstream signal (47), the bitstream signal representing the input signal by consecutive digital values. The device has a signal strength detection circuit (32)... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080191915 - Digital to analog converter (dac) circuit with extended operation range: A DAC circuit is described which includes a DAC coupled to an amplifier. The circuit is configured to dynamically change the operating range of the amplifier depending on the circuit operating requirements. In this way the DAC circuit may be operable in one of a plurality of available ranges so... Agent: Wolf Greenfield & Sacks, P.c.

20080191917 - Digital-to-analog converter circuit and method: A digital-to-analog converter, in response to a digital signal, selectively taps a resistor string to generate an analog output and selectively shunts around resistors in the string to voltage shift the analog output. If two supply voltage sets are present, two strings are provided. A mutually exclusively selection of outputs... Agent: Stmicroelectronics, Inc.

20080191916 - Digital-to-analog converter, and method thereof: A digital-to-analog converter (DAC) and a digital-to-analog converting method are provided. The DAC includes a first capacitor, an operation amplifier having a first input terminal connected to the first capacitor, a second input terminal, and an output terminal, where the first input terminal is a (−) input terminal and the... Agent: Stanzione & Kim, LLP

20080191918 - Digital to analog converter and method for digital to analog conversion: A digital to analog converter includes first and second capacitors, an operational amplifier and a switching circuit. The operational amplifier includes first and second input terminals and an output terminal, the second input terminal receiving a reference voltage. The switching circuit includes multiple switches which switch in response to corresponding... Agent: Volentine & Whitt Pllc

20080191919 - Single stage cyclic analog to digital converter with variable resolution: A converter (200) adapted to convert an analog input signal into a digital output signal includes an analog input terminal (205) for receiving the analog input signal, a Redundant Signed Digit (RSD) stage (210) coupled to the analog input terminal, and a digital section (220). The RSD stage is configured... Agent: Ingrassia Fisher & Lorenz, P.c. (fs)

20080191920 - Low-voltage drop reference generation circuit for a/d converter: Two cost-effective low-voltage drop reference generation circuits for A/D converter of the present invention generates a plurality of reference voltages characterized by voltage increments between two fixed reference voltages, which are able to be close to positive rail and negative rail (or ground). These low-voltage drop generation circuits not only... Agent: Kieun Park, Dba Ana Semiconductor

20080191921 - Detection arrangement, counter unit, phase locked loop, detection method and method for generating an oscillator signal: A detection arrangement includes a counter unit which receives a first clock signal and a reference clock signal. The counter unit derives a first data word as a function of a time deviation between clock edges of the first clock signal and the reference clock signal. The detection arrangement further... Agent: Eschweiler & Associates Llc

20080191922 - Analog digital converter: According to an aspect of the present invention, provided is an A/D converter including: a first switch group configured to be connected to an input terminal into which an analog signal is inputted; a capacitor group configured to be connected to the first switch group, and to store therein the... Agent: Amin, Turocy & Calvin, LLP

20080191923 - Method and apparatus for analog-to-digital conversion using switched capacitors: A method and apparatus are provided for analog-to-digital conversion, which uses switched capacitors for quantizing an input current. The apparatus for analog-to-digital conversion includes a plurality of charge units configured for being input with a current signal in an analog form, being sequentially charged with the input current signal, and... Agent: The Farrell Law Firm, P.c.

20080186211 - Method and apparatus for text entry of tone marks: A method and apparatus for entering text including tone marks and integral diacritics, such as Vietnamese, uses a compact keypad (110). The compact keypad has letters in alphabetical sequence, including letters with integral diacritics (142, 143, 146, 148) in the same order as they arrive in the Vietnamese alphabet series.... Agent: Motorola Inc

20080186212 - Codebook generating method and apparatus for generating a codebook for multi-polarized multiple-input multiple-output (mimo) systems: A method of generating a codebook for a multiple-input multiple-output (MIMO) system is provided. The codebook generation method includes: assigning a single-polarized preceding matrix to diagonal blocks among a plurality of blocks arranged in a block diagonal format in which a number of diagonal blocks corresponds to a number of... Agent: Stein, Mcewen & Bui, LLP

20080186213 - Mechanism for channel synchronization: A channel synchronization method in which local serializers serially transmits first n-bit codes, respectively, to remote deserializers, respectively. Also local deserializers serially receive first n-bit codes, respectively, from remote serializers, respectively. One of the first n-bit codes transmitted to one of the remote serializers indicates one of the local deserializers... Agent: Campbell Stephenson LLP

20080186214 - Correcting for errors that cause generated digital codes to deviate from expected values in an adc: Errors in an analog to digital converter that cause generated digital codes to deviate from expected values are corrected. A sample of an analog signal is stored in a storage element. An error signal is then generated, with the error signal representing a deviation of an expected digital code for... Agent: Texas Instruments Incorporated

20080186215 - Systems and methods for providing compact digitally controlled trim of multi-segment circuits: A trimdac circuit for adjusting the output of a digital-to-analog converter (DAC) is provided. The trimdac may be used, to adjust a plurality of resistor segments in the DAC. The trimdac may include a programmable Read Only Memory (ROM) or other suitable memory device. The ROM may include a plurality... Agent: Mcdermott Will & Emery LLP

20080186216 - Digital-analog (d/a) converter and data driver and flat panel display using the d/a converter and data driver: A Digital-Analog (D/A) converter, a data driver and a flat panel display using the D/A converter and data driver includes a controller to generate a first control signal or a second control signal according to a bit value of data supplied thereto. A voltage generator is disposed between a first... Agent: Robert E. Bushnell

20080186217 - Low pin count high speed interface for video and audio codec applications: A receiver is provided that comprises at least one tuner. The tuner comprises a housing or packaging wall inclosing at least some elements of the tuner. The tuner further comprises at least one pin or lead leading outside or away from the housing, and a sigma-delta modulator receiving an analog... Agent: Frank F. Tian

20080186218 - Signal processing apparatus and signal processing method: Disclosed herein is a signal processing apparatus including: analog-to-digital conversion means for performing delta sigma modulation of generating a digital signal having a predetermined sampling frequency and a predetermined quantization bit rate of one or more bits based on an input analog signal; signal processing means including a digital filter... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080186219 - Method and device for processing an incident signal, in particular for frequency transposition: A method is for processing an incident signal, in which the incident signal is delivered to a transconductor stage, and a current output of the transconductor stage is coupled to an output capacitor so as to deliver to the output capacitor a current signal lasting for at least part of... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20080186220 - Terminal apparatus, electronic apparatus and multi-byte character code transmission system: According to one embodiment, a terminal apparatus includes an input unit configured to input a character, a remote-control code transmission unit configured to transmit a remote-control code to an electronic apparatus, and a remote-control code conversion unit configured to convert a multi-byte character code, which is composed of a plurality... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP