Coded data generation or conversion inventions 10/06

20060238385 - Keyless entry touch pad system and method: A keyless entry touch pad system for a vehicle includes a substrate with a plurality of touch zones disposed on one surface of the substrate, and a plurality of electrode patterns disposed on the opposite surface. An inner electrode of each pattern is aligned with one of the touch zones....

20060238387 - Devices and process for pairing a master decoder and slave decoders and reception system incorporating said device: The invention relates to a circuit and a method for pairing decoders enabling, with the use of a switch controlled by a processor, to create a communication link successively between a master decoder and each of the slave decoders, without any particular addressing, or cascaded filters....

20060238386 - System and method for audio data compression and decompression using discrete wavelet transform (dwt): A system for audio data processing including sub-systems for compression and for de-compression. The compression sub-system includes an AD converter, a segment-based multi-channel splitter splitting and segmenting signals into channels each with segments, multi-level 1D discrete wavelet transformers each discrete wavelet transforming for a respective channel each segment thereof in...

20060238388 - Compressor warranty method: A warranty administration method includes providing a warranty for a compressor having a non-volatile memory, receiving a claim under the warranty, examining data stored in the non-volatile memory, and responding to the claim based on the examining....

20060238389 - Method of correcting for phase error induced by a down sampling routine: A method and apparatus of correcting a data signal sampled at a first rate to a data signal displayed on a video monitor at a second rate is claimed. A data signal is received at a first rate. The data signal is separated into data windows. The minimum and maximum...

20060238390 - Binary image compression apparatus and method: A binary image compression apparatus and method. The apparatus to compress a binary image includes a symbol extraction unit to extract symbols from a binary image, a symbol dictionary including a plurality of representative symbols registered therein and to register one or more of the extracted symbols when the one...

20060238391 - Compressor memory system and method: A method includes accessing a first non-volatile memory associated with a compressor using a processor associated with at least one of a second non-volatile memory and an operating memory. A method further includes storing compressor data from at least one of the second non-volatile memory and the operating memory in...

20060238393 - Gain control for cartesian loop transmitter with digital processing: A device includes a digital circuit for receiving input signals and Cartesian feedback signals includes a stage for combining the input signals and the feedback signals to generate error signals. The digital circuit is linked via a conversion stage to an analogue circuit suitable for receiving the error signals, and...

20060238394 - Method of testing a/d converter circuit and a/d converter circuit: For testing an A/D converter circuit including a pulse delay circuit constituted by a plurality of cascade-connected delay units, and an encoding circuit configured to count the number of the delay units through which the input pulse signal passes within a predetermined measuring time and to output a digital signal...

20060238392 - Test apparatus and test method for mixed-signal semiconductor components: A semiconductor component is tested by providing a tester, a loadboard and an evaluation apparatus. The loadboard provided with the semiconductor component, and a reference signal is generated according to the following: providing a number n of periods for which signal values are generated, where n is a natural number...

20060238395 - Complex type sigma-delta analog to digital conversion unit and receiver: There is provided a complex type sigma-delta analog to digital conversion unit that includes: a first subtractor; a first filter; a first analog to digital converter; a first digital to analog converter; a first sign controller; a second subtractor; a second filter; a second analog to digital converter; a second...

20060238396 - Method and apparatus for creating phase modulation in edge-sensitive signals: Disclosed herein is a method and apparatus used to add high-performance phase modulation to an applied input signal with data or clock edges which overcomes limitations of range, bandwidth and operating data rate by utilizing parallel devices to singularly modulate rising and falling edges separately and then re-add them together....

20060238398 - Analog to digital conversion method using track/hold circuit and time interval analyzer, and an apparatus using the time method: An analog signal is sampled; a reference signal synchronized to the sampling is generated; the sampling result is compared to said reference signal; the time interval from the sampling point to the time the comparison result satisfies the prescribed condition is acquired; and the amplitude of the digital representation is...

20060238399 - Successive approximation type a/d converter: An A/D converter of an successive approximation type according to the present invention comprises a sample hold circuit, a reference voltage generating circuit, a comparator for comparing the reference voltage generated by the reference voltage generating circuit to a value of the input analog signal retained in the sample hold...

20060238397 - Time-interleaved signal converter systems with reduced timing skews: Time-interleaved signal converter systems are provided that multiplex respective digital sequences of system converters into an interleaved digital sequence before filtering each respective digital sequence with digital filters that apply respective filter coefficients to thereby reduce system degradation caused by converter timing skews. Use of the interleaved digital sequence in...

20060238400 - Forced beam switching in wireless communication systems having smart antennas: Methods and apparatuses are proved which allow a wireless communication system using a smart antenna(s) to selectively cause a receiving device to switch its operative association from one transmitted beam to another available transmitted beam....

20060232445 - Electron beam apparatus and method for production of its specimen chamber: A structure of an electron beam apparatus having shielding properties for shielding against an environmental magnetic field is provided. The electron beam apparatus comprises a mirror barrel for housing a magnetic lens for converging an electron beam onto a specimen and a specimen chamber for housing the specimen, wherein a...

20060232446 - Electronic device with keyboard system and method of detecting key conditions thereof: The present invention provides an electronic device and its keyboard system that includes a plurality of keys, a keyboard matrix and a program. The keys include a plurality of first type keys and a plurality of second type keys; the keyboard matrix includes a plurality of keyboard positions. By scanning...

20060232450 - Decode circuitry and a display device using the same: Multi-bit input data is divided into at least a first bit group and a second bit group, and each of first sub-decode circuits selects one selection target signal/voltage from selection target signal/voltage group in accordance with the first bit group. Then, one signal/voltage is selected according to the second bit...

20060232451 - Image signal processing apparatus, camera system and image signal processing method: An image signal processing apparatus, the method and a camera system are provided, by which highly efficient processing close to 1-path processing can be performed without deteriorating a picture quality or taking too much time for the processing, a capacity required for a compression rate, band and memory in the...

20060232452 - Method for entropy coding and decoding having improved coding efficiency and apparatus for providing the same: Entropy coding and decoding methods are provided which improve an overall coding efficiency by selectively applying context-based adaptive coding methods having different characteristics. An entropy coding method includes performing context-based adaptive variable length coding on a data symbol; performing context-based adaptive arithmetic coding on the data symbol; receiving information regarding...

20060232447 - Power savings in hierarchically coded modulation: A wireless communication apparatus in a hierarchically coded modulation system can use error control mechanisms generated during decoding of base layer information to predict a probability of successful demodulation of enhancement layer information. Performance in the demodulation of the base layer correlates to performance in the demodulation of the enhancement...

20060232449 - Retention of information about digital-media rights in transformed digital media content: Described herein are one or more implementations for transforming (e.g., transcoding) DRM-protected digital media content while retaining associated DRM-information (e.g., a user license its related information)....

20060232448 - Sanctioned transcoding of digital-media content: Described herein are one or more implementations for transferring formatted digital media content (“formatted-media-content”) from a source device (e.g., a desktop computer) to a target media-playback device (e.g., a MP3 player). The formatted-media-content may need to be converted from a source format to a target format before it is transferred....

20060232454 - Context-based adaptive arithmetic coding and decoding methods and apparatuses with improved coding efficiency and video coding and decoding methods and apparatuses using the same: Context-based adaptive arithmetic coding and decoding methods and apparatuses with improved coding efficiency and video coding and decoding methods and apparatuses using the same are provided. The method for performing context-based adaptive arithmetic coding on a given slice in an enhancement layer frame of a video signal having a multi-layered...

20060232453 - Resampling detection apparatus, resampling detection method, resampling apparatus, and resampling method: A resampling detection apparatus for receiving a plurality of input signals composing a digital signal, and detecting whether the digital signal is a resampled signal, includes an estimation section that estimates a signal before resampling for the digital signal from one or more input signals, and a detecting section detects...

20060232455 - Method for calibrating a digital/analog converter and digital/analog converter: A digital/analog converter comprises a converter array comprised of a plurality of converter cells and a device for self-calibration of the converter cells. The device for self-calibration comprises at least one reference cell with a reference value and a control device for controlling a calibration process. The control device calibrates...

20060232456 - Analog-to-digital conversion apparatus and sensing apparatus having the same: A sensing apparatus includes a reference voltage generation circuit for generating a first and a second reference signals having different constant voltage levels, an A/D conversion circuit having a ring-gate-delay circuit, and a correction circuit for correcting an output value of the A/D conversion circuit. The A/D conversion circuit converts...

20060232457 - Switching amplifier: A switching amplifier of the present invention includes a delta-sigma modulation circuit for processing an input signal by delta-sigma modulation to output a one-bit signal, a delay circuit for delaying the one-bit signal, and a pulse amplifier having a switching device that switches the switching device according to the signal...

20060232459 - Digital to analog converter: The present invention provides an improved Digital to Analog Converter (DAC) of the switched dual string DAC type, which saves on chip surface area, reduces the number of resistors and implementation cost, reduces the self capacitance and the device leakage currents of the circuit elements. The invention provides a guaranteed...

20060232458 - Network adjustment circuits and methodologies: A network comprises an arrangement of regular structures and merged structures, in which the regular structures each comprise one or more mutually identical fixed elements and an equal number of adjustable elements of equal value, and the adjustable elements each comprising two or more adjustable units. The regular structures may...

20060232460 - Estimation circuit for time-interleaved adc and method thereof: The present invention provides an apparatus and a method for estimating at least one of timing, gain, and offset errors of a time-interleaved ADC. The apparatus has a first ADC, a second ADC, a converter, an estimator, and a compensator. The converter has a Fourier Transform converter and a calculator....

20060232461 - Successive approximation analog-to-digital converter with current steered digital-to-analog converter: A successive approximation Analog-to-Digital Converter (“ADC”) having a successive approximation controller operably coupled to convert a control signal into a digital output of the successive approximation ADC, a current-steered Digital-to-Analog Converter operably coupled to convert the digital output of the successive approximation ADC into an analog feedback signal, and a...

20060232462 - Analog-to-digital converter circuit and reference circuit: Disclosed is an analog-to-digital converter circuit that includes a reference circuit for applying reference voltages to comparators that compare the reference voltages with the output of the buffer circuit. The reference circuit includes a first voltage-dividing resistor circuit, which is connected between first and second voltage supply terminals, for supplying...

20060227016 - Apparatus and method for input of ideographic korean syllables from reduced keyboard: Systems and methods for input of text symbols into an electronic device comprising a reduced keyboard having keys representing a plurality of characters are disclosed. Possible symbol variants are identified based on character inputs received from the reduced keyboard. Each identified symbol variant is grouped into one of a plurality...

20060227015 - Relaxation oscillator based keypad decoder: The keypad interface element of this invention uses a relaxation oscillator and a digital keypad processor having a counter/timer to decode specific keys. The RC portion of the relaxation oscillator includes a resistance ladder and a set of momentary on pushbutton switches disposed change resistance dependent upon which key is...

20060227017 - Information encoding by shortened reed-solomon codes: The present invention concerns an encoding method in which encoding is performed of any information word a of length k in the form of a word ν belonging to a Reed-Solomon code C of dimension k′ and length n′ (with n′−k′=n−k) such that the components of ν′ situated in (n′−n)...

20060227018 - Method and apparatus for extending band of audio signal using noise signal generator: A bandpass filter bandpass-filters an inputted signal X to pass therethrough a partial band of a band of the inputted signal X, and a level correlated white noise generator circuit generates a white noise signal having a level changing according to a level of the inputted signal and correlated to...

20060227019 - Method and system for sampling a signal: A system includes a digital circuit that may be clocked by a digital clock signal having an associated clock period. The system also includes a sample clock generation circuit coupled to a sampling circuit. The sample clock generation circuit may be configured to receive an input clock having a fixed...

20060227020 - Encoding data generation method and device: In a coded data generation method of resampling a road shape for setting a plurality of nodes, arranging position information of each node represented by a deflection angle from the immediately preceding node to generate a data string of the deflection angles, converting the deflection angles into predicted difference values...

20060227021 - Hybrid fractional-bit systems: The present invention abandons the conventional approach of incrementing bits-per-cell b by 1, but allows increments of states-per-cell N by as little as 1 between product generations. Because N is no longer an integral power of 2, b takes a fractional value, resulting in a fractional-bit system. In a fractional-bit...

20060227022 - Systems and processes for decoding a chain reaction code through inactivation: A method for processing a chain reaction codes includes first selecting a source symbol which is associated an output symbol of degree two or higher (i.e., an output symbol which is itself associated with two or more input symbols), and subsequently deactivating the selected source symbol in an attempt to...

20060227023 - Methods and apparatuses for generating and recovering 3d compression data: A method of generating three-dimensional (3D) compression data, and an apparatus to perform the method, the method including generating configuration information of the 3D compression data; generating a plurality of pieces of individual 3D compression data to be included in the 3D compression data; and generating the 3D compression data...

20060227024 - Temperature compensation apparatus, systems, and methods: In some embodiments, apparatus and systems, as well as methods, may include providing an analog temperature output responsive to a combination signal comprising a combination of an analog compensation output and a reference signal, and converting the analog temperature output to a digital temperature output responsive to an analog reference...

20060227026 - Calibrating automatic test equipment containing interleaved analog-to-digital converters: Automatic test equipment (ATE) includes interleaved analog-to-digital (A2D) converters to produce digital signals, where the digital signals are used to produce an output signal, the output signal having spurs, a look-up table (LUT) to store correction values, where the correction values are for reducing the spurs in the output signal,...

20060227025 - Circuit calibration using voltage injection: Efficient calibration of circuits is performed using injection imprecise voltage by using different voltages in a subtractive manner to be able to calibrate with respect to a voltage that is out of a desirable measurable range using measuring circuitry. Efficient background calibration of circuits is also achieved by providing an...

20060227027 - Control apparatus and method for scrambling the assignment of the references of a quantizer in a sigma-delta analogue/digital converter: The control apparatus (8′) is used to dynamically assign N individual references to N individual comparators of a quantizer in a sigma-delta analogue/digital converter, the control apparatus (8′) generating a digital control signal (9′). The control apparatus (8′) has a storage means (12) for providing the value of the control...

20060227028 - Simple digital interface for advance power supply control: A power converter has a digital control that interfaces with an analog driver through a simple and efficient signal connection. A single signal may be used to encode frequency and pulse width information to realize a number of control functions based on the digital control algorithms. The functions of analog...

20060227029 - Analog-to-digital interfacing device and method of analog-to-digital interfacing: In the analog-to-digital interfacing device, an input selector receives a plurality of analog signals and selectively outputs one of the analog signals based on a plurality of clock signals. An analog-to-digital converter converts the analog signals output from the selector to digital signals....

20060227030 - Accelerometer based control system and method of controlling a device: A control system and method are provided for controlling a device. The control system includes a control mechanism (100, 200), including a plurality of accelerometers (102, 204) and a processor (104, 206) for generating at least one control signal. The plurality of accelerometers (102, 204) provide acceleration measurements to the...

20060227032 - Apparatus and method to facilitate universal remote control: One embodiment of the present invention provides a universal remote control, which includes a display screen and a user input mechanism. The universal remote control also includes a processing unit that is configured to display information on the display screen and to accept selection data from the user input mechanism....

20060227033 - Remote control device: The present invention provides a remote control device having a track pad unit, an operational panel for remote-controlling an electronics device and a control means for controlling the operational panel in accordance with position data acquired by the track pad unit....

20060227031 - Remote control device protector: A cover protects a remote control device from damage that can result from a sudden impact such as dropping the device. This cover particularly protects the portion of a remote that directly or indirectly engages one or more keys. The typical remote control device that is used in combination with...

20060227034 - Wireless communication device including a universal keypad: The present invention provides a multifunctional input device. The input device includes a functional mode which defines the mode of operation of the input device. Each functional mode includes one or more domain levels with each domain level containing one or more domain-level values. Each domain level-value within each functional...

20060220927 - Arithmetic decoding apparatus and method: An arithmetic decoding method and apparatus are provided. The apparatus includes an arithmetic decoding apparatus comprising an arithmetic decoding unit determining a range of a most probable symbol and a range of a least probable symbol required to decode a current symbol, comparing a current offset and the range of...

20060220929 - Device for detecting operation of operator on sound control apparatus: Knob-type operator provided on an operation section is provided with a switch mechanism that switches between ON and OFF states in response to depressing operation of the operator along the rotation axis of the operator. Operator operation detection circuit outputs, to a CPU, a rotated amount and direction corresponding to...

20060220926 - Encoder and decoder: An encoder includes an encoded-bit-string generating unit that generates a plurality of bit strings encoded by scrambling with respect to an input bit string; a DC-component evaluating unit that selects a bit string having a predetermined width in the bit strings generated by the encoded-bit-string generating unit, while shifting bits...

20060220928 - Encoder and decoder: An encoded-bit-string generating unit generates a bit string encoded by scrambling an input bit string. A direct-current-component evaluating unit selects a bit string having a predetermined width in the bit string generated by the encoded-bit-string generating unit, while shifting bits one by one, and evaluates the direct-current component in the...

20060220925 - Systems and methods for decoding a signal: A system for decoding a signal of a rotating portion of a machine. The system includes a sensor configured to output N signals based on signals received from the rotating portion, and a processor configured to derive a value from a plurality of differences between sampled data obtained from the...

20060220931 - Coding device and decoding device: Embodiments of the invention allow relatively simple circuits to provide a coding device capable of coding longer bit-length data suitably for disk apparatus and a decoding device capable of decoding the data coded by the coding device. In one embodiment, a coding device comprises: a coder which, based on an...

20060220930 - Digital broadcast receiving apparatus and method for processing synchronization therein: Disclosed is a digital broadcast receiving apparatus that synchronizes a video frame with an audio frame during the reception of a digital broadcast. The digital broadcast receiving apparatus includes a video decoder for receiving and decoding video frames according to a digital broadcast to output the decoded video frames, and...

20060220932 - Signal processing apparatus, signal processing method, and noise reducing apparatus: A signal processing device outputs a (n+m)-bit return signal. A random number addition device generates an m-bit random number, and adds this number to the return signal. A round-down device rounds down the lower m bits of the return signal with the random number added. While such a process is...

20060220933 - Solid state imaging apparatus and driving method of the solid state imaging apparatus: A solid state imaging apparatus of which spatial phases of pixels forming a first matrix of adjoining rows and adjoining columns are relatively different from each other is characterized by that an intersection of a line between two pixels to be added in a row direction and a line between...

20060220934 - Method for compression of data: A method for compressing data, for example, seismic data, audio data, or video data, comprising the steps of transforming data of a frame into a first sequence of real numbers by using an entropy increasing transform method; quantizing said first sequence of real numbers of said frame to obtain a...

20060220936 - Apparatus and related method for level clamping control: A level clamping control circuit and associated level clamping control method are provided. The level clamping control circuit includes a reference level estimator, a subtractor, a clamping computation circuit, a dithering circuit, and a digital-to-analog converter (DAC). The reference level estimator estimates a reference level of the input signal. The...

20060220937 - Swept delta-sigma modulation direct digital synthesis: A method and apparatus are provided for modulating a signal. The method includes the steps of providing a radio frequency signal, determining a set of delta-sigma modulation coefficients based upon a frequency of the provided signal and delta-sigma modulating the generated radio frequency signal within a delta-sigma modulator using the...

20060220935 - System and method for adjusting dynamic range of analog-to-digital converter: Techniques for adjusting the dynamic range of an A/D converter in response to various conditions are disclosed. A value output by the A/D converter is utilized to determine if the A/D converter is operating at or above its current dynamic range capabilities (i.e., the AID converter is potentially “saturated” at...

20060220940 - Cmos image sensor capable of performing analog correlated double sampling: A complementary metal oxide semiconductor (CMOS) image sensor capable of performing an analog correlated double sampling method is provided. The CMOS image sensor includes an image capturing unit for capturing an analog signal corresponding to an image of a subject; an analog-digital converting unit for converting the analog signal into...

20060220938 - Digital pwm controller: A digital controller for controlling the operation of a DC-DC switching converter is disclosed. A digital feedback control system is provided for receiving an analog input voltage representing the output of the switching converter and digitally processing the analog input voltage by comparing it to a reference voltage and then...

20060220939 - High density row ram for column parallel cmos image sensors: A readout circuit of an imager that enables analog-to-digital converters (ADCs) to be shared between columns of the imager is provided. Groups of ADCs share a single block of memory for storing signals processed by the ADCs. The ADCs process signals received from one group of columns of pixels and,...

20060220941 - Ramp generators for imager analog-to-digital converters: An imager with an analog-to-digital converter having at least one ramp generator that precisely and efficiently produces the desired ramp voltages required by the analog-to-digital converter. The analog-to-digital converter can use differential or two ramp generators. The analog-to-digital converter can also use ramp generators operated in linear or compressed ramp...

20060220942 - Buffer and organic light emitting display and a data driving circuit using the buffer: A buffer and organic light emitting display with data driving circuit using the buffer is provided. A buffer comprises a first capacitor for receiving an analog voltage; a first inverter having an input terminal connected to the first capacitor; a second inverter having an input terminal connected to an output...