Coded data generation or conversion inventions 05/08

20080122657 - Foot utility tool and a system and method for using the same: Footwear is provided for controlling a device via use of at least one foot. The footwear contains a first controller located internal to the footwear, the controller being capable of being activated by movement of a portion of the foot, wherein the first controller is capable of creating an activation... Agent: Sheehan Phinney Bass & Green, PA C/o Peter Nieves

20080122660 - Computer apparatus and computer system: A computer apparatus including: a reception unit adapted to wirelessly receive signals associated with key inputs transmitted from a keyboard; an attachment unit capable of attaching the keyboard; and a power transfer unit adapted to transfer power in a non-contact manner to a battery incorporated in the keyboard if the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080122659 - Embedded controller and computer system using the same: An embedded controller includes a keyboard interface, a keyboard signal conversion unit, a flash memory control unit, and a selection unit. When the selection unit couples the flash memory control unit to the keyboard interface according to an indication signal, a remote controller is coupled to the keyboard interface so... Agent: Jianq Chyun Intellectual Property Office

20080122658 - Reduced keypad for predictive input: An apparatus (600) is provided with a first (635) and a second (645) plurality of input keys. At least some input keys of the first plurality of input keys are associated with both a numeric value and a first set of alphabetic values, and arranged in a first alphabetic keypad... Agent: Schwabe, Williamson & Wyatt, P.C. Pacwest Center, Suite 1900

20080122661 - Touch sensor: A touch sensor includes a Printed Circuit Board (PCB) that is transparent with respect to light in a visible wavelength band, an upper clad and a lower clad formed on the top face and the bottom face of the PCB, a light source for emitting light to a side of... Agent: Cha & Reiter, LLC

20080122663 - Method and apparatus for data encoding: A method and apparatus for data encoding such as 3 to 4 encoding (base64, uuencode etc.) is provided. Bytes of data to be encoded having negative values are made positive while preserving the information to be encoded. The positive values may be manipulated by addition (e.g. to a common store)... Agent: Ogilvy Renault LLP

20080122662 - Method and system for providing single cycle context weight update leveraging context address look ahead: A method stores, in a first memory location in a context weight update engine in an arithmetic encoder, a context weight value. The method also stores, in a second memory location in the context weight update engine in the arithmetic encoder, a context weight adjustment value. Further, the method reads,... Agent: Motorola, Inc. Law Department

20080122664 - Huffman decoding method: The present invention relates to a Huffman decoding method. Firstly, a Huffman table including multiple Huffman codes and multiple corresponding size/symbol codes is extracted. Each Huffman code comprises a codeword and each size/symbol code comprises a size code and a symbol code. Then, multiple mask codes are generated according to... Agent: Kirton And Mcconkie

20080122665 - High-speed data compression based on set associative cache mapping techniques: A method is provided for compressing data from a source stream of data comprising a string of values using one or more distinct computer memory addresses as workspace, each computer memory address having one or more locations to hold one or more distinct values, respectively. The method works by reading... Agent: Stites & Harbison PLLC

20080122666 - Transmission device and electronic apparatus with self-diagnostic function, and self-diagnostic method for use therein: A transmission device includes: parallel/serial conversion units; a clock signal transmission unit; a known-parallel data generation unit for inputting known-parallel data to the parallel/serial conversion units; a clock shift unit for sequentially shifting a clock signal, which is outputted from the clock signal transmission unit, by 1 UI of a... Agent: Buchanan, Ingersoll & Rooney PC

20080122667 - Device and method for embedding a secondary signal in a primary data bit stream on an optical disc: Devices and methods, record carrier and signal for embedding, extracting, carrying and representing secondary signal such as a copy protection signal embedded in a primary signal such as a blu ray disc signal modulated by a 17PP RMTR runlength limited modulation code. Each frame comprises a frame sync patterns followed... Agent: Philips Intellectual Property & Standards

20080122668 - Scalable audio data arithmetic decoding method, medium, and apparatus, and method, medium, and apparatus truncating audio data bitstream: A scalable audio data arithmetic decoding method, medium, and apparatus, and a method, medium, and apparatus truncating an audio data bitstream. The arithmetic decoding method of decoding a scalable arithmetic coded symbol may include arithmetic decoding of a symbol by using the symbol and a probability value for the symbol... Agent: Staas & Halsey LLP

20080122669 - Digital bandgap reference and method for producing reference signal: A system and method (400) for producing a reference signal is provided. The method includes supplying (405) a first current to a diode, sampling (410) a first voltage across the diode, supplying (405) a second current to the diode, sampling (410) a second voltage across the diode, converting (415) the... Agent: Ingrassia Fisher & Lorenz, P.C. (fs)

20080122670 - Precision capacitor array: A digital capacitor array with individually shielded unit capacitors and combination binary—thermometer coded addressing is disclosed. Such a capacitor array may be part of a digitally controlled oscillator in a MEMS-based frequency reference.... Agent: Patterson & Sheridan, L.L.P.

20080122672 - Digital to analog converter: A digital-to-analog converter is provided. The DAC includes a R-string section, a first DAC section, a second DAC section, a multiplexer, and an operational amplifier. The R-string section provides a first group of voltage levels and a second group of voltage levels. The first DAC section provides the output voltage... Agent: Rabin & Berdo, PC

20080122671 - Digital-to-analog converter: A DAC is provided to convert an input word into dual output voltages, and the input word includes a least significant bit and remaining bits. The DAC includes an R-string DAC section and a selecting section. The R-string DAC section is capable of providing an nth and (n+2)th voltage levels... Agent: Lowe Hauptman Ham & Berner, LLP

20080122674 - Analog to digital converter with interference rejection capability: An analog to digital converter (ADC) with interference rejection capability and method thereof are disclosed. The ADC includes a threshold generator, a comparator circuit, a counter and an integrator. By comparing a signal with positive and negative threshold signals from the threshold generator, the comparator circuit converts the signal from... Agent: Wang Law Firm, Inc.

20080122673 - Gain and linearity matching for multi-channel time-interleaved pipelined adc: By constructing the stages of a pipelined analog to digital converter (ADC) such that they are in close proximity while sharing a voltage reference, bias, and power supply, the linearity of the ADC's will match since the relatively large devices that now dictate the ADC linearity are in close proximity... Agent: Lumen Patent Firm, Inc.

20080122676 - Method of controlling the operation of an uwb device and corresponding device: An ultra wide band (UWB) device includes a first control unit for controlling a UWB data stream according to a first operation mode, and a second control unit for controlling the UWB data stream according to a low duty cycle operation mode. An activation unit selectively activates the first and... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20080122675 - Universal remote control programming and operations platform: Described is a modular software- and web-based system for creating a single control interface whereby multiple hardware devices, regardless of compatibility, may be controlled by the user. A user-friendly graphical user interface (GUI) or non-GUI (e.g., buttons) provide a web-based system for a user to effectively control multiple hardware devices... Agent: Greenberg Traurig

20080117083 - Magnetic encoder: A magnetic encoder for use in a wheel bearing that forms a pulse train by means of a magnetic force and generates a code. The magnetic encoder is obtained by radially magnetizing a magnetic rubber ring with alternate S poles and N poles, said magnetic rubber ring is formed by... Agent: Wenderoth, Lind & Ponack, L.l.p.

20080117084 - Soft pack keyboard and manufacturing method thereof: A soft pack keyboard and a manufacturing method thereof are provided. The method comprises first putting a soft packing film cover on a keyboard common base, and then inserting a key thin layer between the keyboard common base and the soft packing film cover, wherein the keyboard common base has... Agent: Birch Stewart Kolasch & Birch

20080117085 - Universal remote control or universal remote control/telephone combination with touch operaed user interface having tactile feedback: A touch operated user interface having tactile feedback for use in connection with a universal remote control or universal remote control with cordless phone functionality is shown in FIG. 13. Surface features are provided as part of or as an overlay (1300) to a touchable face area of the user... Agent: Greenberg Traurig, LLP

20080117086 - High speed quadrature counter: A high speed quadrature counter for use with a displacement measuring device is disclosed. The counter provides high speed counting by partitioning the tracking counter into a small fast tracking counter portion for the LSBs and a larger slow tracking counter portion for the MSBs. The fast tracking counter portion... Agent: Christensen, O'connor, Johnson, Kindness, Pllc

20080117087 - Signal strength indicator: A signal processing circuit has an analog to digital converter (31) for providing a digital signal to a processor (15) from an analog input signal that is susceptible to variations in signal power, e.g. from a radio front end (12). The device has a variable gain amplifier (13) controlled by... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080117088 - Digital-to-analog converter: The present invention discloses a digital-to-analog converter (DAC), including a bias voltage generating unit, a digital-to-analog converting stage, and an operating amplifier. The bias voltage generating unit is utilized for generating a first bias voltage. The digital-to-analog converting stage is utilized for converting a digital signal into a voltage signal,... Agent: North America Intellectual Property Corporation

20080117089 - D/a conversion circuit, display panel drive circuit, and display: A drive circuit for a display panel has a D/A conversion circuit which has a unit region serving as a circuit element that is formed in an IC. Contact pads are provided at both ends in a rectangular guard ring region and at the center thereof. Further, a plurality of... Agent: Mattingly, Stanger, Malur & Brundidge, P.c.

20080117090 - Signal converter performing a role: A system with signal converter devices, in particular, ADCs (analog-to-digital converters), a device for use in a signal converter system, and a method for operating a signal converter system is disclosed. In one embodiment, a system with a plurality of signal converter devices is provided, each signal converter device being... Agent: Dicke, Billig & Czaja

20080117091 - Outlet with analog signal adapter, a method for use thereof and a network using said outlet: A device for a LAN, containing an integrated adapter that converts digital data to and from analog video signals, allowing the use of analog video units in a digital data network or telephone line-based data networking system, eliminating the need for digital video units or external adapter. The device may... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20080117092 - Current mode pipelined analog-to-digital converter: A pipelined analog-to-digital converter includes a plurality of stages each including a sample-and-hold circuit configured to output an analog signal having a current and a current mode analog-to-digital converter configured to compare the current of the analog signal output by the sample-and-hold circuit to current generated by a plurality of... Agent: Steven L. Nichols Rader, Fishman & Graver Pllc

20080111709 - Data input arrangement with clustering arrangement scheme: A data input arrangement for a mobile device which includes a first group of input keys, a second group of input keys and a break. The first group defines a first typing surface on the mobile device. The first typing surface defines a first shape. The second group defines a... Agent: Fay Kaplun & Marcin, LLP

20080111710 - Method and device to control touchless recognition: A sensor device (100) and method (300) for touchless finger signing and recognition is provided. The method can include detecting (304) a first pause of a finger in a touchless sensory space (101), tracking (306) a movement (140) of the finger, detecting (308) a second pause of the finger, creating... Agent: Marc Boillot

20080111708 - Method of using visual separators to indicate additional character combination choices on a handheld electronic device and associated apparatus: A method and associated apparatus for using visual separators to indicate additional character combination choices from a disambiguation function on a handheld electronic device.... Agent: Robert A. Diaz Eckert Seamans Cherin & Mellott, Llc

20080111711 - Method of mapping a traditional touchtone keypad on a handheld electronic device and associated apparatus: A method of mapping a traditional touchtone telephone keypad on a handheld electronic device having a disambiguation function, and an associated apparatus comprises outputting a representation of a remapped character layout and generating a disambiguated interpretation of an input.... Agent: Eckert Seamans Cherin & Mellott

20080111712 - Method and apparatus for keyboard readout: A key switch matrix circuit includes key switches arranged in rows and columns, each row having a scan line, each column having a sense line. Each key switch is operable to couple a scan line to a sense line. A scan signal delivery circuit supplies scan signals to the scan... Agent: Stmicroelectronics, Inc.

20080111713 - Computer chinese character input method and its keyboard based on simplified strokes: This computer Chinese character input method mainly includes: Select 10 elements corresponding to the 10 simplified Chinese character strokes, which are and Select 46 elements corresponding to the 46 stroke combination sets, whose representative visual representations are: Assign the... Agent: David J. Detoffol, Esq., P.c.

20080111714 - Capacitance to code converter with sigma-delta modulator: An apparatus and method for converting a capacitance measured on a sensor element to a digital code. The apparatus may include a switching capacitor as a sensor element of a sensing device, and a sigma-delta modulator coupled to the sensor element to convert a capacitance measured on the sensor element... Agent: Blakely, Sokoloff, Taylor & Zafman LLP

20080111715 - Serial data receiving circuit and serial data receiving method: A serial data receiving circuit and a serial data receiving method are provided which are capable of performing interconversion on bit sequences of data bit groups, between LSB first and MSB first, in serial data transmitted serially in successive data bit groups. Conversion parts C1 through C8 receive 8 different... Agent: Arent Fox LLP

20080111718 - String matching system and method using bloom filters to achieve sub-linear computation time: A string matching system includes a text string, a plurality of patterns, an m-byte search window and a plurality of Bloom filters, wherein the m-byte search window stands for an m-byte sub-string in the text string under inspection. Every Bloom filter comprises sub-strings of a plurality of patterns. These Bloom... Agent: Law Offices Of Lai And Associates, P.c.

20080111720 - Cycle time to digital converter: A cycle time to digital converter comprises a dual delay lock loop, multi phase sampling detector and VDL sampling detector. The dual delay lock loop generates the first voltage corresponding to the first delay time and the second voltage corresponding to the second delay time. The multi phase sampling detector... Agent: Birch Stewart Kolasch & Birch

20080111722 - Memory efficient adaptive block coding: In general, this disclosure is directed to techniques for memory efficient and low complexity adaptive variable length coding (VLC) of data for a variety of applications, such as coding of digital video, image, audio, or speech data. In some aspects, the techniques may exploit properties of particular sets of codewords... Agent: Qualcomm Incorporated

20080111721 - Memory efficient coding of variable length codes: In general, this disclosure is directed to techniques for memory efficient and low complexity adaptive variable length coding (VLC) of data for a variety of applications, such as coding of digital video, image, audio, or speech data. In some aspects, the techniques may exploit properties of particular sets of codewords... Agent: Qualcomm Incorporated

20080111716 - Detecting whether an arbitrary-length bit string input matches one of a plurality of known arbitrary-length bit strings using a hierarchical data structure: Generating and using a high-speed, scalable, and easily updateable data structure are described. The proposed data structure provides minimal perfect hashing functionality while intrinsically supporting low-cost set-membership queries. In other words, in some embodiments, it provides at most one match candidate in a set of known arbitrary-length bit strings that... Agent: Straub & Pokotylo

20080111717 - Receiving device and tire pressure monitoring system: A receiving device is provided. A pulse width is measured, it is selected whether a determination process is performed for a pulse width having the length of one bit in accordance with the measured value of the pulse width or a pulse width having the length of ½ bit, it... Agent: Brinks Hofer Gilson & Lione

20080111719 - Apparatus and method for producing a data stream and apparatus and method for reading a data stream: An entropy encoder includes an apparatus for producing a data stream which comprises two reference points, of code words of variable lengths, the apparatus comprising a first device for writing at least a part of a code word into the data stream in a first direction of writing, starting from... Agent: Glenn Patent Group

20080111723 - Dc offset correction apparatus and method: A reference signal and a feedback signal are written to memory and the state of a power value of a reference signal is used for judging whether the current signal is in a normal state, burst state, non-modulation state or no-wave transmission state. If the state is judged to be... Agent: Katten Muchin Rosenman LLP

20080111724 - Method and apparatus for efficient signal interpolation: In one or more embodiments, an over-sampling method and corresponding over-sampling circuit efficiently generate an over-sampled signal by determining sampling phases in the over-sampled signal that are unused by downstream processing of the over-sampled signal, and skipping the generation of output values for the over-sampled signal that correspond to the... Agent: Coats & Bennett, Pllc

20080111725 - Sigma-delta modulator and an output rate reduction method thereof: A sigma-delta modulator and an output rate reduction method are disclosed. The sigma-delta modulator comprises an integrator, an analog-to-digital converter, and a controller. An input signal is received by the integrator to generate an integrated signal. The integrated signal is then converted by the analog-to-digital converter into a digital modulation... Agent: North America Intellectual Property Corporation

20080111726 - Circuit and method for generating a set of intermediate voltages: A network for generating a set of intermediate voltages comprising two input ports for feeding two reference voltages. The intermediate voltages are generated by a number of self calibration units that correspond to the number of intermediate voltages to be generated. Each self calibration unit receives the voltages of the... Agent: Marshall, Gerstein & Borun LLP

20080111727 - Apparatus and method for key mapping in bluetooth device: Provided is an apparatus and method for key mapping. The method for key mapping setting in a Bluetooth device includes determining a key of another Bluetooth device that is to be mapped and a predetermined function with respect to the key, setting the function of the key to the predetermined... Agent: The Farrell Law Firm, P.c.

20080106442 - Electronic apparatus with variable functional keys: The invention relates to an electronic apparatus including N functional keys, M functional modules, a communication module, and a processing module. Each of the M functional modules is in charge of a specific function. N is a natural number, and M is an integer larger than N. The communication module... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.c.

20080106441 - Keyboard in the form of a carpet or a mat: A keyboard in the form of a carpet or a mat, comprising: a main body, a plurality of keys disposed within the main body, marks corresponding to the keys disposed on the surface of the main body for identifying key positions, an electrical circuit board disposed within the main body,... Agent: Troxell Law Office PLLC

20080106440 - Language independent real time communication device and method: This invention discloses a language independent real time communication device and method in healthcare domain. In an embodiment a mobile phone with a language independent keypad capable of acting as real time communication device in health care domain is disclosed. The mobile phone is provided with an indicia on the... Agent: Peter Vogel Ge Healthcare

20080106443 - 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... Agent: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.c.

20080106444 - 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... Agent: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.c.

20080106445 - Digital signal processing apparatus, digital signal processing method, digital signal processing program, digital signal reproduction apparatus and digital signal reproduction method: A digital signal processing apparatus includes: a detection section; a prediction section; and a decision section. The detection section is configured to detect a signal position at which a signal component may possibly have been removed from a digital signal in a signal conversion processed state upon the signal conversion... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080106446 - Self-calibrating pipeline analog-to-digital converter and method of calibrating a pipeline analog-to-digital converter: A pipeline analog-to-digital converter (ADC) having a digital calibrating circuit is described. The pipeline ADC includes a pipeline converting circuit and a digital calibrating circuit. The pipeline converting circuit has a plurality of one-bit stages, and converts an analog input signal into a first digital signal having a plurality of... Agent: Mills & Onello LLP

20080106447 - Digital to analogue conversion: A method of Digital to Analogue conversion of an input signal Do for suppressing the effect of clock-jitter in a Delta-Sigma analogue to digital converter, or class D amplifier, comprises charging a capacitor to a reference voltage value (Vref) during a first phase (φ) of a clock signal, discharging the... Agent: Paul D. Greeley Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

20080106448 - Multi-channel analog-to-digital converter: A system for multi-channel analog-to-digital conversion has a plurality of sampling modules, wherein each of the modules includes an input node and an output node; multiplexing circuitry configured to selectively route at least one of a plurality of electrical signals present on the output nodes to an analog-to-digital converter; and... Agent: Steven L. Nichols Rader, Fishman & Graver PLLC

20080106449 - Semiconductor device and audio processor chip: An audio processor chip includes a DSP for decoding audio data, a first DAC for performing a D/A conversion to the digital data obtained from the DSP, a PLL circuit for generating a clock signal for the first DAC to supply it to the first DAC and a clock output... Agent: Young & Thompson

20080106450 - Analogue-to-digital converter and method for converting an analogue input signal into a digital information: An analogue-to-digital converter comprises a window comparator. The window comparator comprises an input for an analogue input signal and an output for a comparison result indicating a result of a comparison of the analogue input signal with an upper bound and a lower bound of a level window. The analogue-to-digital... Agent: Maginot, Moore & Beck Chase Tower

20080106451 - On die thermal sensor having analog-to-digital converter for use in semiconductor memory device: An On Die Thermal Sensor (ODTS) of a semiconductor memory device includes: a temperature detector for detecting an internal temperature of the semiconductor memory device to generate a temperature voltage corresponding to the detected internal temperature; a tracking ADC for outputting a digital code by comparing the temperature voltage with... Agent: Mcdermott Will & Emery LLP

20080106452 - Apparatus and method for implementing an analog-to-digital converter in programmable logic devices: An apparatus and method for providing an analog-to-digital converter (ADC) in programmable logic devices is disclosed. A plurality of multi-purpose input/output (I/O) blocks is configured to provide analog-to-digital conversion and other I/O functionality. The plurality of multi-purpose I/O blocks is also configured to save power when ADC mode is disabled.... Agent: Volpe And Koenig, P.c.

20080106453 - Sequential comparison-type ad converter having small size and realizing high speed operation: An analog-to-digital converter has a digital-to-analog converter, first, second and third comparators, and a sequential comparison register and control logic circuit. The digital-to-analog converter produces analog signals, the first, second and third comparators compare the input analog signal with first, second and third analog signals which are different from each... Agent: Staas & Halsey LLP

20080100477 - Method for entering characters on a keyboard and a keyboard: In one aspect, a method for entering characters on a keyboard comprising a first character key, e.g. the space bar, to which a first character, e.g. a blank space is assigned and a second key, to which a second character, e.g. q and a third character, e.g. @ are assigned... Agent: Siemens Corporation Intellectual Property Department

20080100478 - Data input device for portable terminal: Provided is a data input device which is employed in a portable terminal and used as an auxiliary input device. The data input device includes first data input means mounted on a predetermined position of a side surface of the main body of the portable terminal so that a portion... Agent: The Farrell Law Firm, P.C.

20080100479 - Decoding apparatus and decoding method: A decoding apparatus for arithmetically decoding input coded data into symbol data by using a state variable and a context variable includes: a first decoding unit executes arithmetic decoding processing by using the state variable and the context variable and outputs first symbol data, and outputs the state variable and... Agent: Cowan Liebowitz & Latman P.C. John J Torrente

20080100480 - Decoding apparatus and decoding method: A decoding apparatus includes a state variable calculation unit which calculates a second state variable based on a first context variable and a first state variable which are stored in a first memory unit and a second memory unit, respectively, and determines a selection signal representing a symbol as a... Agent: Cowan Liebowitz & Latman P.C. John J Torrente

20080100481 - 64b/66b encoding data generation method and circuit: In a more effective data generation method and circuit used for 64B/66B encoding, when packet data, and head and tail information of the data packet are received, write user data in which a head and tail identifying bytes are respectively added to a head and a tail of the packet... Agent: Katten Muchin Rosenman LLP

20080100482 - Multichannel time encoding and decoding of a signal: Analog signals can be fully encoded as an asynchronous time sequence generated by a time encoding machine. With knowledge of the parameters of the time encoding machine, the asynchronous time sequence can be decoded using a non-linear time decoding machine. Such a system can be extended into an encoder/decoder in... Agent: Baker Botts L.L.P.

20080100483 - Method of compensating for deterministic jitter due to interleave error: A system and method for compensation of deterministic jitter in measurements made when utilizing a plurality of time interleaved analog-to-digital converters (ADCs). The system includes edge timing measurement error information for each of the plurality of time interleaved ADCs and a processing element for converting a measured edge time of... Agent: Lecroy Corporation

20080100484 - Methods and apparatus to measure a voltage on an integrated circuit: Methods and apparatus to measure a voltage on an integrated circuit are disclosed. An example method to measure a voltage on an integrated circuit provides a reference signal to a first input of an encoder, provides a signal having a first voltage to a second input of the encoder, varies... Agent: Texas Instruments Incorporated

20080100485 - Ofdm receiver: The present invention provides an OFDM receiver having a level control section comprising comparators which respectively compare a first signal outputted from an ADC with threshold values, counters which respectively count the frequencies with which the level of the first signal exceeds the threshold values, based on second and third... Agent: Nixon Peabody, LLP

20080100486 - Method and apparatus to reduce internal circuit errors in a multi-bit delta-sigma modualtor: An N-bit delta-sigma modulator reduces circuit errors associated with an internal N-bit digital-to-analog converter by replacing the N-bit digital-to-analog converter with a digital feedback circuit comprising a ternary digital-to-analog converter and an (N−1)-bit digital-to-analog converter. The internal N-bit digital-to-analog converter is typically used to generate a global feedback signal that... Agent: Knobbe Martens Olson & Bear LLP

20080100487 - System and method for improving linearity of a dac: A system and method for improving the linearity of a digital-to-analog converter (DAC) is provided. In one embodiment, the system comprises a digital waveform generator that generates a digital sequence associated with a desired analog waveform and a pseudo-random noise component that provides a pulse shaped band limited pseudo-random noise... Agent: Tarolli, Sundheim, Covell & Tummino L.L.P.

20080100488 - System on a chip with multiple independent outputs: An audio output circuit includes a DAC module, a line out circuit, and a headphone amplifier circuit. The digital to analog conversion (DAC) module is coupled to convert an audio component of digitized multimedia data into an analog audio signal. The line out circuit is coupled to amplify the analog... Agent: Garlick Harrison & Markison

20080100489 - Digital to analog converter architecture and method having low switch count and small output impedance: A digital to analog converter includes a coarse resolution resistor circuit (11) coupled between a first voltage (Vin) and an intermediate voltage (V0) to produce coarse resolution node voltages (V0, . . . V240), and also includes a fine resolution resistor circuit (20) coupled between the intermediate voltage and a... Agent: Texas Instruments Incorporated

20080100490 - Successive appromixation analog/digital converter and associated integrated component and conversion method: A successive approximation analog/digital converter is provided, which includes a successive approximation register supplying a digital/analog converter, first means of comparing an input signal of the analog/digital converter to an output signal of the digital/analog converter delivering a first comparison signal, said successive approximation analog/digital converter being synchronised by a... Agent: Westman Champlin & Kelly, P.A.

20080100491 - Generating device of trigger signal: A trigger signal generating device includes a first power source terminal and a second power source terminal; a first current generator to generate a first current with a first amplitude in accordance with the amplitude of the input signal; a second current generator to generate a second current with a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080100492 - System and method of using a remote control and apparatus: A method includes receiving a first identification signal, where the first identification signal corresponds to a first control. The method also includes determining an active device function to which the first control corresponds, where the active device function is a first function of a first device when the first device... Agent: Toler Law Group