Patents
Patents for H03M 5 - Conversion of the form of the representation of individual digits (4,193)
09/2004
09/02/2004US20040170104 Encoding method and apparatus therefor, and optical-disk recording method and apparatus therefor
09/02/2004US20040170099 Digital data recording medium, recording method, recording device, reproduction method, and reproduction device
09/01/2004EP1453208A1 Variable length coding method and variable length decoding method
08/2004
08/26/2004US20040165511 Digital data recording medium, recording method, recording device, reproduction method, and reproduction device
08/26/2004US20040164885 Code generation and allocation method
08/26/2004US20040164884 Code generation and allocation method
08/25/2004EP1450492A2 Code allocation method
08/25/2004EP1450491A2 Code allocation method
08/25/2004CN1524384A Variable length coding method and variable length decoding method
08/25/2004CN1163895C Decoding device, data reproducing device and decoding method
08/24/2004US6781530 Ultra-wideband pulse modulation system and method
08/24/2004US6781527 Code generation and allocation method
08/19/2004US20040161113 Method of device for adding or extracting a secondary information signal to/from a RLL code sequence
08/19/2004US20040161051 System and method of efficiently modulating data using symbols having more than one pulse
08/19/2004US20040160345 Encoding and decoding method of a record medium
08/18/2004EP1446889A2 Method and apparatus for decoding lattice codes and multilevel coset codes
08/18/2004CN1522444A Digital data recording medium, recording method, recording device, reproduction method, and reproduction device
08/18/2004CN1522443A Digital data recording medium, recording method, recording device, reproduction method, and reproduction device
08/18/2004CN1522442A Data recording medium, and data recording method and apparatus
08/18/2004CN1162826C Modulating circuit, image display therewith and modulating method
08/17/2004US6778483 Multilevel record modulator and demodulator
08/17/2004US6778105 Method of modulating series of data words into constrained sequence
08/17/2004US6778104 Method and apparatus for performing DSV protection in an EFM/EFM+ encoding same
08/12/2004US20040156293 Apparatus for reprocucing a digital information signal
08/12/2004US20040156136 Decoding apparatus and decoding method
08/11/2004CN1161921C Symbol timing recovery circuit in digital demodulator
08/10/2004US6775324 Digital signal modulation system
08/10/2004US6775323 Data coding system
08/10/2004US6774825 Modulation coding based on an ECC interleave structure
08/05/2004WO2004066294A1 The copy protection of optical discs
08/05/2004US20040150545 Coding method
08/05/2004US20040150537 Transmitting data words
08/05/2004US20040150536 Method and apparatus of converting a series of data words into modulated signals
08/05/2004CA2513634A1 The copy protection of optical discs
08/03/2004US6771195 Encoding/decoding n-bit source words into corresponding m-bit channel words, and vice versa, such that the conversion is parity inverting
08/03/2004US6771192 Method and system for DC-balancing at the physical layer
07/2004
07/29/2004WO2004047266A3 Digital signal to pulse converter
07/29/2004WO2004002040A3 Broadcast router having a serial digital audio data stream decoder
07/28/2004EP1441343A1 Data recording method, recorder, and data reproducing method and device
07/28/2004EP1440514A1 Multi-dimensional coding on quasi-close-packed lattices
07/28/2004EP1440513A1 Multi-dimensional coding on quasi-close-packet lattices
07/28/2004CN1516944A 编码方法 Coding method
07/28/2004CN1516175A Single and recording carrier
07/27/2004US6769044 Input/output interface and semiconductor integrated circuit having input/output interface
07/27/2004US6768603 Precompensation technique and MTR code for high data rate recording
07/27/2004US6768432 Method of converting a series of m-bit information words into a modulated signal
07/27/2004US6768429 Multiplexing an additional bit stream with a primary bit stream with conversion between qB/rB and xB/yB encoded bit streams
07/22/2004US20040140918 Ultra-wideband pulse modulation system and method
07/22/2004US20040140917 Ultra-wideband pulse modulation system and method
07/21/2004EP1439637A1 Sytem for data joint-processing
07/21/2004CN1514547A Manchester coder and decoder
07/21/2004CN1158776C Full and half-rate signal space detection method and apparatus for channels with time-varying MTR
07/20/2004US6765511 Method and apparatus for encoding digital data
07/15/2004US20040135710 8B/10B encoding and decoding for high speed applications
07/14/2004CN1157852C Method and circuit for digital modulation and method and circuit for digital demodulation
07/08/2004US20040130467 Modulation apparatus and method
07/07/2004EP1435095A2 Record carrier with hidden channel
07/07/2004CN1510841A Coder, decoder and data transfer systems
07/07/2004CN1510840A Data modulating and demodulating method, apparatus and code aligning method thereof
07/01/2004WO2004039089A3 Two-dimentional coding for high-density storage media applicatio ns
07/01/2004US20040125002 Modulation apparatus and method and dsv control bit generation method
06/2004
06/30/2004EP1433294A1 Infrared communications system comprising a coding function to reduce the maximum number of consecutive spaces in the signal sent
06/30/2004CN1156087C Single merge-pit direct-current compression operation length limited code
06/24/2004WO2004012185A3 Information storage medium and method of recording information thereon
06/24/2004US20040120408 Modulation apparatus/method, demodulation apparatus/method and program presenting medium
06/24/2004US20040119627 Pulse amplitude-modulated signal processing
06/23/2004EP1430606A2 Modulation code system and methods of encoding and decoding a signal by multiple integration
06/22/2004US6753797 Multiproperty 16/17 trellis code
06/22/2004US6753796 Conversion circuit for burst signals referencing to various clocks and method for the same
06/15/2004US6751774 Rate (M/N) code encoder, detector, and decoder for control data
06/15/2004US6751276 Method and apparatus for decoding a digital signal
06/10/2004US20040108945 Encoder, decoder, and data transfer system
06/10/2004US20040108943 Data conversion system
06/09/2004EP1425858A2 Coding method and device
06/08/2004US6747580 Method and apparatus for encoding or decoding data in accordance with an NB/(N+1)B block code, and method for determining such a block code
06/03/2004WO2004047266A2 Digital signal to pulse converter
06/03/2004WO2004047085A1 Multi-dimensional coding for high-density storage media applications
06/03/2004US20040105366 Information storage medium, and data recording, reproducing, detecting and/or evaluating apparatus and method using the same
06/02/2004EP1423935A2 Method for the adapting the bit rate of a bit stream which is to be transmitted in a communication system and corresponding communication device
06/01/2004US6742275 Scale and position measuring system for absolute position determination
05/2004
05/27/2004WO2004045089A2 Ultra-wideband pulse modulation system and method
05/27/2004WO2003010765A3 Method and apparatus for encoding data bits
05/27/2004US20040103363 Apparatus and method for 8B/10B code-group validity check
05/27/2004US20040103362 Single-burst-correction / double-burst-detection error code
05/26/2004EP1421585A2 Apparatus for reproducing digital information signal with means for asymmetry parameter estimation
05/25/2004CA2314400C Signal encoding for transmission of multiple digital signals over single physical medium
05/20/2004US20040095831 Record medium, its recorder, its recording method, its reproducing apparatus, and its reproducing apparatus
05/20/2004US20040095264 Power converter circuitry and method
05/19/2004CN1498407A Modulation apparatus and method and DSV control bit generation method
05/19/2004CN1497855A Phase-shift binary transmission coder, phase regulator and optical network cell
05/18/2004US6737996 Information recording and reproducing method
05/13/2004US20040090353 Ultra-wideband pulse modulation system and method
05/12/2004EP1418584A1 Digital data recording medium, recording method, recording device, reproduction method, and reproduction device
05/12/2004EP0890244B1 Transition controlled balanced encoding scheme
05/12/2004CN1496566A Modulation apparatus and method
05/12/2004CN1496005A Coding method of binary numerical signal and its signal transmission method and circuit
05/12/2004CN1149798C Digital transmission system for transmitting an additional signal such as a surround sigal
05/12/2004CN1149740C Digit/analog converter and reproducition device
05/11/2004US6734812 Wireless communication encoding and decoding techniques using variable length codes
05/11/2004US6734811 Single-ended balance-coded interface with embedded-timing
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