Patents
Patents for H03M 5 - Conversion of the form of the representation of individual digits (4,193)
05/2003
05/02/2003EP1306842A2 Write format for digital data storage
05/02/2003EP1306765A2 Method and apparatus for transmitting nrz data signals across an isolation barrier disposed in an interface between adjacent devices on a bus
05/01/2003US20030084396 D/A conversion apparatus, decoder, and tape drive
05/01/2003US20030081782 Transmitting data words
05/01/2003US20030081691 Method and apparatus for decoding lattice codes and multilevel coset codes
04/2003
04/29/2003US6557136 Method and system for limiting the maximum number of consecutive zeroes in a block for communications or storage
04/29/2003US6557124 Method and system for encoding data for high performance error control
04/24/2003WO2003034596A1 Multi-dimensional coding on quasi-close-packed lattices
04/24/2003WO2003034595A1 Multi-dimensional coding on quasi-close-packet lattices
04/24/2003US20030076246 Method and apparatus for facilitating balanced bundles of electrical signals
04/23/2003EP1142130B1 Entropy code mode switching for frequency-domain audio coding
04/17/2003WO2003032592A2 Circuit for evaluating a digitally coded signal
04/17/2003WO2002043319A8 Communications architecture for storage-based devices
04/17/2003US20030071745 Method and apparatus for implementing a doubly balanced code
04/17/2003US20030071720 Turbocoder with facilitated synchronization
04/16/2003EP1110217B1 Write format for digital data storage
04/08/2003US6545615 Device for encoding a stream of databits of a binary source signal into a stream of databits of a binary channel signal, memory means, device for recording information, record carrier, device for coding and device for playing back
04/03/2003WO2003028326A1 Infrared communications systems comprising a coding function to reduce the maximum number of consecutive spaces in the signal sent
04/03/2003US20030063018 Concurrent asynchronous USB data stream destuffer with variable width bit-wise memory controller
03/2003
03/27/2003WO2003026243A1 Apparatus and method for calculating soft decision value input to channel decoder in a data communication system
03/27/2003US20030058501 Wireless communication system comprising a host and a guest, and method associated herewith
03/26/2003EP1296457A2 Data processing method, circuit, and apparatus with increased accuracy
03/26/2003EP0677191B1 Method and apparatus for transmitting nrz data signals across an isolation barrier disposed in an interface between adjacent devices on a bus
03/25/2003US6538585 Distance-enhancing coding method
03/25/2003US6538523 Multi-channel pulse width modulation apparatus and down counter
03/20/2003WO2003024014A2 Method for the adapting the bit rate of a bit stream which is to be transmitted in a communication system and corresponding communication device
03/20/2003WO2003023971A2 Coding method and device
03/20/2003US20030054128 Optical disc, recording apparatus and method for optical disc, and its reproducing method
03/20/2003CA2458540A1 Coding method and device
03/19/2003EP1294152A2 Calculation of soft decision values in a 64-QAM receiver
03/19/2003CN1404604A Optical disc, recording apparatus and method for optical disc, and its reproducing method
03/18/2003US6535151 Device for encoding n-bit source words into corresponding m-bit channel words and decoding m-bit channel words into corresponding n-bit source words
03/13/2003WO2003021791A2 Modulation code system and methods of encoding and decoding a signal by multiple integration
03/13/2003US20030049013 Method and apparatus for encoding data bits
03/12/2003EP1290801A1 Device for encoding a stream of databits of a binary source signal into a stream of databits of a binary channel signal, memory means, device for recording information, record carrier, device for coding and device for playing back
03/12/2003CN1103104C Signal modulation method, signal modulator, signal demodulation method and signal demodulator
03/11/2003US6532122 Data storage apparatus and magnetic recording method
03/11/2003US6531968 Digital data modulating method and apparatus and modulated data recording medium using the same
03/11/2003CA2249979C Transition controlled balanced encoding scheme
03/06/2003US20030043939 Signal evaluation devices and signal evaluation methods, signal quality evaluation methods and reproducing devices and recording devices
03/05/2003EP1288944A2 Information recording apparatus, information recording medium and information reproducing apparatus
03/04/2003US6530058 Method for correction of errors in a binary word stored in multilevel memory cells, not requiring additional cells
02/2003
02/26/2003EP1286470A2 Input/output interface and semiconductor integrated circuit having input/output interface
02/26/2003EP0765544B1 Recording medium, digital modulation/demodulation apparatus and digital modulation/demodulation method
02/25/2003US6526530 Method and apparatus for encoding data incorporating check bits and maximum transition run constraint
02/25/2003US6525678 Configuring a programmable logic device
02/25/2003US6525577 Apparatus and method for reducing skew of a high speed clock signal
02/18/2003US6523050 Integer to floating point conversion using one's complement with subsequent correction to eliminate two's complement in critical path
02/18/2003US6522269 System and method for a self-delineating serial link for very high-speed data communication interfaces
02/12/2003EP1282942A1 Method of converting a stream of databits of a binary information signal into a stream of databits of a constrained binary channel signal, device for encoding, signal comprising a stream of databits of a constrained binary channel signal, record carrier, method for decoding, device for decoding
02/12/2003EP0853852B1 Block coding for digital video transmission
02/12/2003CN1396712A Modulation-demodulation method and device, information transmission method and device and recording medium
02/11/2003US6518893 Method and apparatus for multilevel signal operation
02/06/2003WO2003010765A2 Method and apparatus for encoding data bits
02/06/2003US20030028839 Methods and devices for converting as well as decoding a stream of data bits, signal and record carrier
02/05/2003EP1119858B1 Decoder element for producing an output signal with three different potentials and operating method for said decoder element
02/05/2003CN1395717A Encoding/decoding system for coherent signal interference reduction
02/04/2003US6516136 Iterative decoding of concatenated codes for recording systems
02/04/2003US6516035 Intelligent encoding method for wireless data communication and control
01/2003
01/29/2003EP1279264A1 A device for encoding/decoding n-bit source words into corresponding m-bit channel words, and vice versa
01/29/2003EP0761040B1 Method and apparatus for implementing a type 8b6t encoder and decoder
01/29/2003CN1394422A Data transmission method and data transmission device
01/29/2003CN1394339A Method of storing or recoding stream of bits
01/29/2003CN1393996A Method and apparatus for modulating digital signal and recording medium
01/29/2003CN1100389C Circuit for generating password of exceeding-normal coding
01/23/2003WO2003007300A1 Method and apparatus for suppressing low frequency content in digital data
01/23/2003US20030018839 Data transfer control device and electronic equipment
01/23/2003US20030016056 Input/output interface and semiconductor integrated circuit having input/output interface
01/16/2003WO2003005589A1 Method of converting a series of data words into a modulated signal
01/16/2003US20030014714 Coding method, recording medium, decoding method, and recording-medium reproducing apparatus
01/16/2003US20030011919 Method and apparatus for suppressing low frequency content in digital data
01/15/2003EP1275114A1 A method for encoding a stream of bits of a binary source signal into a stream of bits of a binary channel signal
01/15/2003EP0925650B1 Three-state switch detection using current sensing
01/14/2003US6507294 System and method for measuring pseudorandom NRZ data stream rates
01/09/2003US20030007437 Record carrier for storing a digital work
01/09/2003US20030006922 Digital-to-analog converter
01/08/2003EP1274172A2 Digital signal modulation method and apparatus, encoding method and apparatus, storage medium, transmission apparatus and program
01/08/2003EP1097451B1 Invertibly mapping binary sequences into rate 2/3 (1,k) run-length-limited coded sequences with maximum transition density constraints
01/07/2003US6504493 Method and apparatus for encoding/decoding data
01/02/2003US20030002184 Digital signal modulation method, digital signal modulation apparatus, encoding method, encoding apparatus, storage medium, transmission apparatus and program
01/01/2003CN1388969A Method of device for adding or extracting a secondary information signal to/from a RLL code sequence
01/01/2003CN1388963A Method for generating a binary signal having a predetermined spectral shape
12/2002
12/31/2002US6501396 Scalable physical coding sublayer (PCS) and 8B/10B encoder
12/27/2002WO2002103696A2 Apparatus for reproducing digital information signal with means for asymmetry parameter estimation
12/25/2002CN1097373C Digital data processor and method for converting transmission character to multilevel data
12/19/2002WO2002101743A1 Recording medium recording apparatus, recording method, recording medium reproduction apparatus, and reproduction method
12/19/2002US20020191603 Method and system for dynamic segmentation of communications packets
12/19/2002US20020191475 Communications architecture for memory-based devices
12/19/2002US20020190879 Code generation and allocation method
12/19/2002DE10126544A1 Data stream transmission system uses multilevel coding with fuzzy logic decoding
12/18/2002CN1386327A Method of converting a stream of datbits of a binary information signal into a stream of databits of a constrained binary channel
12/17/2002US6496541 Modulation apparatus/method, demodulation apparatus/method and program presenting medium
12/17/2002US6496540 Transformation of parallel interface into coded format with preservation of baud-rate
12/12/2002US20020186792 Signal encoding for transmission of multiple digital signals over single physical medium
12/12/2002US20020186153 Modulation method, modulation apparatus, demodulation method, demodulation apparatus, information recording medium, information transmission method, and information transmission apparatus
12/11/2002EP1265241A1 Run length limited coding method
12/10/2002US6492919 Circuit system suitable for codifying NRZ type binary signals into CMI type binary signals
12/05/2002WO2002098092A1 Coding method
12/05/2002US20020181578 Data transmission method and data transmission device
12/05/2002US20020180624 Circuit and method for protecting the minimum run length in RLL code
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