ClassID:

222613

H03M7/302 - CPC Classification

Classification description:

Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits; Compression ; Expansion; Suppression of unnecessary data, e.g. redundancy reduction; Conversion to or from differential modulation; Digital delta-sigma modulation; Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution

Sub-classes:
Recent Application in this class:
#1
20250365006
2025-11-27

DATA TRANSMISSION METHOD AND APPARATUS

#2
20240154623
2024-05-09

DATA PROCESSING METHOD AND APPARATUS

#3
20240005471
2024-01-04

Next generation quality inspection

#4
20200220586
2020-07-09

Compression of radio signals with adaptive mapping

#5
20190326928
2019-10-24

Method of input data compression, associated computer program product, computer system and extraction method

#6
20190229778
2019-07-25

Compression of radio signals with adaptive mapping

#7
20170134055
2017-05-11

Signal amplification and transmission based on complex delta sigma modulator

#8
20150116137
2015-04-30

System for linear interpolation in multiple dimensions

#9
20120274495
2012-11-01

Multi-bit sigma-delta modulator with reduced number of bits in feedback path

#10
20110285565
2011-11-24

Parallel mash ΔΣ modulator

#11
20110144781
2011-06-16

Audio signal processing apparatus and audio signal processing method

#12
20110012766
2011-01-20

Multi-bit sigma-delta modulator with reduced number of bits in feedback path

#13
20100321222
2010-12-23

Sigma-delta modulator including truncation and applications thereof

#14
20100283650
2010-11-11

Multi-bit sigma-delta modulator with reduced number of bits in feedback path

#15
20100245144
2010-09-30

Sigma-delta modulator including truncation and applications thereof

#16
20070083277
2007-04-12

Low noise digital to pulse width modulated converter with audio applications

#17
20070018857
2007-01-25

Generating bit-streams with higher compression gains

#18
20060290540
2006-12-28

Recursive bit-stream converter and a method for recursive bit-stream conversion

#19
20060158359
2006-07-20

Pulse width modulator quantisation circuit