Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Information Technology
Class Information
Number: 341/58
Name: Coded data generation or conversion > Digital code to digital code converters > To or from minimum d.c. level codes
Description: for converting digital signals to or from other digital signals wherein the coding is arranged to minimize the direct current component present in the converted signal.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
7928865 Method and apparatus for embedding second code into optical disc data by data modulation rule variation Apr. 19, 2011
7928866 Apparatus for enhancing packet communication Apr. 19, 2011
7899961 Multi-mode bus inversion method and apparatus Mar. 1, 2011
7889103 Method and apparatus for low complexity combinatorial coding of signals Feb. 15, 2011
7876241 Data modulating method and apparatus, data demodulating method and apparatus, and code arranging method Jan. 25, 2011
7868790 Single ended pseudo differential interconnection circuit and single ended pseudo differential signaling method Jan. 11, 2011
7859437 Scrambled block encoder Dec. 28, 2010
7855665 Enumerative DC-RLL constrained coding Dec. 21, 2010
7852238 Balanced disparity frame sync Dec. 14, 2010
7852242 Increasing 8B/10B coding speed using a disparity look-ahead table Dec. 14, 2010
7848658 Modulation scheme for tedons Dec. 7, 2010
7843366 DVD EFM modulation architecture using two passes to reduce circuit size Nov. 30, 2010
7830280 Semiconductor devices, a system including semiconductor devices and methods thereof Nov. 9, 2010
7812744 Method for error handling Oct. 12, 2010
7812745 Coding apparatus, decoding apparatus, amplitude adjustment apparatus, recorded information reader, signal processing apparatus and storage system Oct. 12, 2010
7808404 Method and apparatus for generating a seed set in a data dependent seed selector Oct. 5, 2010
7786902 Circuits, architectures, systems, methods, algorithms and software for conditional modulation coding Aug. 31, 2010
7788504 Copy protection of optical discs Aug. 31, 2010
7786905 Modulation coding and decoding Aug. 31, 2010
7768507 Methods and apparatus for driving a display device Aug. 3, 2010
7768429 Transmitting/receiving methods and systems for data with simultaneous switching noise reducing preambles Aug. 3, 2010
7750827 Coding device, pulse regenerating device, and communications system Jul. 6, 2010
7741980 Providing running digital sum control in a precoded bit stream using precoder aware encoding Jun. 22, 2010
7719444 Modulation coding May. 18, 2010
7714748 Systems and methods for constructing high-rate constrained codes May. 11, 2010
7714752 Variable length coding method and variable length decoding method May. 11, 2010
7714749 Method for constructing RLL codes of arbitrary rate May. 11, 2010
7692562 System and method for representing digital media Apr. 6, 2010
7683810 Code design with decreased transition density and reduced running digital sum Mar. 23, 2010
7679535 High-rate RLL encoding Mar. 16, 2010
7675436 Rate-7/8 direct-current free and runlength limited code Mar. 9, 2010
7667626 Enumerative DC-RLL constrained coding Feb. 23, 2010
7634694 Selective scrambler for use in a communication system and method to minimize bit error at the receiver Dec. 15, 2009
7626520 Encoding method, encoding apparatus, decoding method, and decoding apparatus Dec. 1, 2009
7623048 DC-free codes Nov. 24, 2009
7620116 Technique for determining an optimal transition-limiting code for use in a multi-level signaling system Nov. 17, 2009
7616133 Data bus inversion apparatus, systems, and methods Nov. 10, 2009
7616134 Systems and methods for enumerative encoding and decoding of maximum-transition-run codes and PRML (G,I,M) codes Nov. 10, 2009
7616135 Code generation and allocation apparatus Nov. 10, 2009
7612697 Rate-28/30 DC-free RLL code Nov. 3, 2009
7602318 Method and apparatus for improved efficiency in protocols using character coding Oct. 13, 2009
7600181 Circuit to reduce rail noise voltage spikes due to switching on an input-output bus Oct. 6, 2009
7592931 Method and apparatus for coding information, method and apparatus for decoding coded information, method of fabricating a recording medium, the recording medium and modulated signal Sep. 22, 2009
7592933 Techniques for 9B10B and 7B8B coding and decoding Sep. 22, 2009
7583456 Method and apparatus to limit DC-level in coded data Sep. 1, 2009
7580642 Modulation scheme for tedons Aug. 25, 2009
7564378 Data encoding/decoding method and related device capable of lowering signal power spectral density Jul. 21, 2009
7557739 Four-to-six modulation encoder Jul. 7, 2009
7545292 Modulation method and apparatus using alternate tables for translating data Jun. 9, 2009
7541947 Semiconductor devices, a system including semiconductor devices and methods thereof Jun. 2, 2009

1 2 3 4 5 6 7 8 9 10 11










 
 
  Recently Added Patents
Light-emitting element, light-emitting device, and electronic device
Method and apparatus for re-routing calls in a packet network during failures
Implant for performance enhancement of selected transistors in an integrated circuit
Field-programmable analog array with memristors
Front exterior of an automotive tail lamp
System and method for providing an extended platform for an operating system
Process for the production of electric energy by the excitation and capture of electrons from ground or water sources
  Randomly Featured Patents
Thermal processing cabinet with monolithic floor
Symmetrical clock generator and method
Pad turning apparatus
Multiple die LED and lens optical system
Skate board with wear resisting means
Pressure swing adsorption system using product gas as replacement for purge gas
Nozzle for injection mold
Method and apparatus for programming single-poly pFET-based nonvolatile memory cells
Wavelength bus architecture for ultra-high speed dense wavelength division multiplexed systems
PWM controller having a saw-limiter for output power limit without sensing input voltage