H04L25/03248 - CPC Classification Index

ClassID:

225742 ⎘

H04L25/03248 - CPC Classification

Classification description:

Baseband systems; Details ; arrangements for supplying electrical power along data transmission lines; Shaping networks in transmitter or receiver, e.g. adaptive shaping networks; Arrangements for removing intersymbol interference; Arrangements involving sequence estimation techniques Arrangements for operating in conjunction with other apparatus

Sub-classes:

H04L25/03254 » {Operation with other circuitry for removing intersymbol interference} 34
H04L25/03273 » {with carrier recovery circuitry} 53
H04L25/0328 » {with interference cancellation circuitry } 156
H04L25/03286 » {with channel-decoding circuitry} 88
H04L25/03292 » {with channel estimation circuitry} 190
H04L25/03299 » {with noise-whitening circuitry} 54

Recent Application in this class:

20250202741

2025-06-19

REDRIVER AND OPERATION METHOD THEREOF

20200259684

2020-08-13

Receiver for high speed communication channel

20190207787

2019-07-04

Receiver for high speed communication channel

20160226684

2016-08-04

Influence clock data recovery settling point by applying decision feedback equalization to a crossing sample

20160218781

2016-07-28

Double iterative MIMO receiver

20160197702

2016-07-07

Receiver for high speed communication channel

20150131707

2015-05-14

Testing a decision feedback equalizer (‘DFE’)

20140177693

2014-06-26

Influence clock data recovery settling point by applying decision feedback equalization to a crossing sample

20140050260

2014-02-20

Switched continuous time linear equalizer with integrated sampler

#10

20130107935

2013-05-02

Receiver with decision feedback equalizer

#11

20130086438

2013-04-04

Systems and methods for efficient parameter modification

#12

20120128377

2012-05-24

Optical digital coherent receiver

#13

20120057628

2012-03-08

System and method for OFDM reception in the presence of dooppler effect based on time domain windowing

#14

20110170589

2011-07-14

Apparatus for estimating and correcting baseband frequency error in a receiver

#15

20100316109

2010-12-16

Method and apparatus for estimating and correcting baseband frequency error in a receiver

#16

20100177427

2010-07-15

System and method for generating an amplitude error signal in a magnetic tape recording channel

#17

20100128809

2010-05-27

Communication system using initial likelihood information for performing maximum likelihood sequence estimation (MLSE)

#18

20100061492

2010-03-11

Reduced frequency data processing using a matched filter set front end

#19

20100061490

2010-03-11

Timing phase detection using a matched filter set

#20

20100061402

2010-03-11

Modified preamble structure for IEEE 802.11A extensions to allow for coexistence and interoperability between 802.11A devices and higher data rate, MIMO or otherwise extended devices

#21