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Class Information
Number: 341/76
Name: Coded data generation or conversion > Digital code to digital code converters > To or from differential codes
Description: Subject matter for converting digital signals to or from other digital signals wherein each signal is determined as the result of a difference or comparison between the current value of the signal and prior values of the signal.

Sub-classes under this class:

Class Number Class Name Patents
341/77 To or from delta modulation codes 99

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8711013 Coding circuitry for difference-based data transformation Apr. 29, 2014
8712728 Method and device for monitoring and analyzing signals Apr. 29, 2014
8675975 Method for encoding image using estimation of color space Mar. 18, 2014
8629791 Data compression by multi-order differencing Jan. 14, 2014
8604948 Protection control monitoring device Dec. 10, 2013
8593311 Method and device for encoding and/or decoding a sequence of discrete source values and data carrier provided with an encoded sequence of source values Nov. 26, 2013
8537047 Digital requantization process and devices Sep. 17, 2013
8504847 Securing data in a dispersed storage network using shared secret slices Aug. 6, 2013
8482439 Adaptive differential pulse code modulation encoding apparatus and decoding apparatus Jul. 9, 2013
8462857 Method and receiver for decoding digital information Jun. 11, 2013
8446299 Method and device for encoding and decoding of data in unique number values May. 21, 2013
8368568 Compression and decompression of numerical data Feb. 5, 2013
8362931 Compression and decompression of mass spectrometry data Jan. 29, 2013
8331723 Method and apparatus to correct digital image blur due to motion of subject or imaging device Dec. 11, 2012
8214175 Method and device for monitoring and analyzing signals Jul. 3, 2012
8059018 Systems and methods for digital control utilizing oversampling Nov. 15, 2011
8031089 Data compression by multi-order differencing Oct. 4, 2011
7956775 Backward compression system and method Jun. 7, 2011
7903010 Delta-sigma analog-to-digital converter (ADC) having a serialized quantizer output Mar. 8, 2011
7893852 Enhanced time-interleaved A/D conversion using compression Feb. 22, 2011
7868801 Methods and apparatus for look-ahead block processing in predictive delta-sigma modulators Jan. 11, 2011
7825842 Digital sigma-delta modulators Nov. 2, 2010
7791510 Encoding method and apparatus, and program Sep. 7, 2010
7786914 Time-interleaved delta-sigma modulator Aug. 31, 2010
7719448 Mechanism for coding a non-increasing sequence of values May. 18, 2010
7701366 Data compression by multi-order differencing Apr. 20, 2010
7696907 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor Apr. 13, 2010
7692560 Two stage loss-less compressor for a clear channel over a packet network Apr. 6, 2010
7671766 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor Mar. 2, 2010
7646319 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor Jan. 12, 2010
7571076 Performance monitor device, data collecting method and program for the same Aug. 4, 2009
7567960 System and method for clustering, categorizing and selecting documents Jul. 28, 2009
7558685 Frequency resolution using compression Jul. 7, 2009
7541950 Enhanced time-interleaved A/D conversion using compression Jun. 2, 2009
7539348 Digital map shape vector encoding method and position information transfer method May. 26, 2009
7532141 Pulse width modulation method and digital analogue converter using the same May. 12, 2009
7528746 Encoding data generation method and device May. 5, 2009
7460037 Method and apparatus for replacing a portion of a first digital signal with a second digital signal Dec. 2, 2008
7454431 Method and apparatus for window matching in delta compressors Nov. 18, 2008
7428692 Parallel precoder circuit Sep. 23, 2008
7411527 Noise shaping quantizer Aug. 12, 2008
7398450 Parallel precoder circuit Jul. 8, 2008
7382294 Coding apparatus, decoding apparatus, coding method, decoding method, computer readable medium and computer data signal Jun. 3, 2008
7327815 Method for synchronizing several digital input signals Feb. 5, 2008
7319420 Cascade-type variable-order delta-sigma modulator Jan. 15, 2008
7315264 Systems and methods for controlling transient response in the output of a noise shaper Jan. 1, 2008
7307557 Noise shaper for shaping a power spectral density of an error signal and method therefore Dec. 11, 2007
7298298 Multi-epoch codebook learning in a lossy packet network Nov. 20, 2007
7292164 Enhanced data converters using compression and decompression Nov. 6, 2007
7280056 Sigma-delta converter and use thereof Oct. 9, 2007

1 2 3 4

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