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7602318 |
Method and apparatus for improved efficiency in protocols using character coding
A method and apparatus for improved efficiency in protocols using character coding have been disclosed.
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7592933 |
Techniques for 9B10B and 7B8B coding and decoding
A technique for encoding 9-binary symbol (9B) source vectors into 10-binary symbol (10B) encoded vectors include the steps of obtaining a plurality of 9B source vectors, and encoding the 9B source...
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7541947 |
Semiconductor devices, a system including semiconductor devices and methods thereof
Semiconductor devices, a system including said semiconductor devices and methods thereof are provided. An example semiconductor device may receive data scheduled for transmission, scramble an order...
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RE40710 |
Data converter for performing exponentiation in polynomial residue class ring with value in finite field as coefficient
A data converter ( 1 ) capable of reducing a size of the total implementation in a device is a processing apparatus that performs secret converting processing predetermined to input data with 64...
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7511640 |
Digital compression of binary data blocks
Method and apparatus are configured to assign a code of less than N number of bits in length to a pattern of bits of a first polarity value distributed within a block of N binary bits. The method...
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7504970 |
Data encoder
A data encoder. The novel encoder includes a first circuit for generating a fundamental sequence coded data stream from an incoming input data stream, a second circuit for generating a k-split data...
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7505536 |
Energy dispersal circuit and receiver
An energy dispersal circuit, which generates a PRBS (Pseudo Random Binary Sequence) and executes an XOR (exclusive-OR) operation with respect to a data signal and the PRBS based on a bit, includes...
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7486210 |
DWA structure and method thereof, digital-to-analog signal conversion method and signal routing method
A data weighted average (DWA) structure including a first delay unit, a binary to thermometer code converter, an adder, a second delay unit, a decoder, a barrel shifter, and a plurality of signal...
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7486207 |
Method and device for changing an encoding mode of encoded data streams
A method, a component, a system, and a computer program for changing an encoding mode of an encoded data stream from a first encoding mode to a second encoding mode are disclosed. The encoded data...
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7479905 |
Apparatus, system and method for data compression using irredundant patterns
An apparatus for data compression includes an identifier which identifies a plurality of irredundant patterns in a data set, and an extractor which extracts at least a portion of the plurality of...
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7471218 |
Methods and systems for efficiently storing and retrieving streaming data
Various technologies for efficiently storing and retrieving streaming data are described. Bits of data (e.g., P bits of data) are received and separated into most significant bits (MSB) of data and...
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7463169 |
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...
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7456762 |
Scaling of sampling position in sample rate converter
An iterative method provides an output value at each iteration, indicating a time position of an output sample to be generated in a subsequent processing step, relative to the time position of a...
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7439883 |
Bitstream generation for VLC encoded data
A bitstream generator is described, for placing variable length coding (VLC) data into a fixed width data stream. The bitstream generator includes an input for receiving VLC data; the VLC data may...
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7439882 |
Optimized decompression using annotated back buffer
A system and method for decompression optimization employing a data input and a dedicated back buffer and data parser. The system and method also relate to accelerating the parsing process during...
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7408484 |
Method of doing PACK unicode zSeries instructions
Emulation methods are provided for two PACK instructions, one for Unicode data and the other for ASCII coded data in which processing is carried out in a block-by-block fashion as opposed to a...
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7394409 |
Method of doing pack ASCII zSeries instructions
Emulation methods are provided for two PACK instructions, one for Unicode data and the other for ASCII coded data in which processing is carried out in a block-by-block fashion as opposed to a...
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7388524 |
Enhancing signal to noise ratio of an interpolated signal
Providing interpolated signals with enhanced signal-to-noise-ratio (SNR). In an embodiment, for each digital sample (of an analog signal) having strength Dn, N values are inserted, with the kth...
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7382878 |
System and method for data encryption
A system and method for encrypting and/or compressing an input data string is disclosed. The input data string is divided into a plurality of blocks of data that each contains a plurality of bits...
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7372377 |
Method and apparatus for position identification in runlength compression data
A position in runlength compression data corresponding to a desired position in original data can be found fast. Index correspondence information is generated for representing correspondence...
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7348904 |
Selective updating of compression dictionary
A telecommunications network comprises a sending entity ( 22 ) and a receiving entity ( 24 ) which communicate over a radio interface ( 26 ). The sending entity ( 22 ) comprises a compressor ( 40 )...
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RE40169 |
System and method for processing a compressed data stream
The invention is a system and method for processing a compressed data stream. The compressed data stream has a first group of source segments and a second group of source segments. For the first...
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7348901 |
Method and system for decoding variable length encoded signals, computer program product therefor
A system adapted for use, e.g. in an MPEG audio-video decoder for decoding variable-length (e.g. Huffman) encoded codewords, each having associated a respective set of sign bits. The system...
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7339503 |
Adaptive asynchronous sample rate conversion
A system including a buffer, a feedback loop configured to generate a fractional delay from a ratio of a first number of samples written into the buffer to a second number of samples read from the...
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7339504 |
Communications device with asynchronous sample rate converter
An asynchronous sample rate converter including a feedback loop configured to generate a control signal corresponding to an output sample rate that is synchronous with an output clock signal and a...
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7327289 |
Data-modifying run length encoder to avoid data expansion
A method of selectively run length encoding data may include removing a trigger value from one or more data elements if the trigger value is present in the one or more data elements and calculating...
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7312727 |
Methods and apparatus for improving minimum hamming weights of a sequence
A communications channel comprises a seed selector that selectively removes X M-bit symbols of user data from a seed set comprising Y M-bit symbols and that selects a scrambling seed from Y-X...
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7290063 |
Relocating context information in header compression
A method of relocating the header compression context in a packet network which transmits packets having compressed headers. A connection is established between a mobile terminal and a first...
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7271745 |
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...
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7262717 |
Sample rate conversion combined with filter
Digital filtering and sample rate conversion blocks are combined in order to reduce hardware and/or computational complexity. Input data samples provided at a first sample rate are converted to...
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7236108 |
Method and apparatus for data recovery
An apparatus for data recovery includes a multi-level comparison unit, a detection logic unit, and a data composer. The multi-level comparison unit compares an input signal with M different...
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7205913 |
Efficient data-directed scrambler for noise-shaping mixed-signal converters
An efficient data-directed scrambler is provided for processing digital signals having an unequally-weighted code. The data-directed scrambler includes inputs for receiving unequally-weighted bits...
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7180434 |
Audio data code conversion transmission method and code conversion reception method, device, system, and program
A system and a method of suppressing outstanding degradation of decoded audio quality due to a transmission error of audio coded data are provided without feedback information from a receiver,...
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7158058 |
Method and apparatus for generating a seed set in a data dependent seed selector
A communications channel includes a buffer that receives user data symbols including a plurality of M-bit symbols. A seed selector receives the plurality of M-bit symbols, selectively removes...
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7154418 |
Apparatus and method for encoding digital data
A method for encoding digital data includes the step of: encoding the digital data to a corresponding digital signal sequence by a digital signal encoder ( 110 ) according to an encoding rule,...
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7113560 |
Serial link scheme based on delay lock loop
A method and circuit to produce an optimal sampling phase for recovery of a digital signal is achieved. A digital signal is over-sampled by sampling on each phase of a multiple phase clock to...
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7109896 |
Variable length coding apparatus and variable length coding method
A variable length coding apparatus and a variable length coding method including a prepacking unit which processes two data items, each of which is formed with a code value and a code length and is...
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7053802 |
Single-ended balance-coded interface with embedded-timing
An interface includes an encoder to receive a stream of input symbols and, in response, to output a corresponding stream of output symbols of substantially equal weight via multiple signal lines,...
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7050793 |
Context transfer systems and methods in support of mobility
A broad aspect of the invention provides a method of providing mobility support for a mobile node's traffic. The method involves maintaining context information for the mobile node on each of a...
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6995692 |
Data converter and method thereof
A data converter ( 1 ) capable of reducing a size of the total implementation in a device is a processing apparatus that performs secret converting processing predetermined to input data with 64...
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6989773 |
Media data encoding device
The present invention relates to media data encoding devices. Embodiments of the present invention pertain to devices that receive media data, generate scalable media based on the media data,...
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6954155 |
Data compression method and processor
A data compression method for executing encode commands for PackBits compression by a processor. The encode commands include a first command to obtain an encode processing state of the PackBits...
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6950922 |
Data extraction/insertion method and device in digital signal processor
A data extraction/insertion device in a digital signal processor and a method thereof are provided. The data extraction/insertion method is performed in a digital signal processor including a...
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6950043 |
Data stream generation apparatus and method of same, variable length encoded data stream generation apparatus and method of same, and camera system
A data stream generation apparatus and method for the JPEG etc. for efficiently performing processing for insertion of fill bits and a camera system using the same, wherein when not yet output data...
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6937169 |
Data transmitting/receiving method and device for encoder
When data detected by an encoder is transmitted/received in predetermined cycles in a measuring device using a sampling control system for controlling a position or a speed at predetermined time...
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6930619 |
Data modulation method, and recording and reproducing apparatuses and methods adopting the data modulation method
A method of and an apparatus for modulating data to be resistant to channel distortion. A space extending encoder performs a first code transformation to extend a run length of digitized data to a...
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6912316 |
Data compression and reconstruction methods and apparatuses for hard copy device
Data compression and reconstruction methods and apparatuses for a hard copy device are provided. The data compression method of compressing source image data, which is used for hard copying a...
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6901419 |
Arithmetic unit
The present invention provides an arithmetic unit comprising an input register for storing externally input digital data as a P-bit digital data, an output register for storing a Q-bit digital...
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6844834 |
Processor, encoder, decoder, and electronic apparatus
The present invention provides a processor including a bit-shift circuit for inputting pieces of data held sequentially in a main register and an auxiliary register, shifting the piece of data bit...
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6784811 |
System and a method for an ultra-low delay MPEG-syntax video codec
A system for compressed digital video bitstreams, in which an I-frame may precede a plurality of P-frames slices, wherein the system includes an encoder to encode the bits for each successive...
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