ClassID:

225976

H04L27/2272 - CPC Classification

Classification description:

Modulated-carrier systems; Phase-modulated carrier systems, i.e. using phase-shift keying; Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals using phase locked loops

Recent Application in this class:
#1
20250158858
2025-05-15

HYBRID CLOCKING SCHEME FOR SERDES PHYSICAL LAYER CIRCUITS

#2
20240231281
2024-07-11

Time-to-digital converter apparatus and converting method thereof

#3
20220286334
2022-09-08

Channel equalization

#4
20210273776
2021-09-02

Serializer/deserializer (SerDes) lanes with lane-by-lane datarate independence

#5
20210250208
2021-08-12

Method and apparatus for envelope shaping of multi-carrier signal in envelope tracking transmission

#6
20210083624
2021-03-18

Voltage controlled oscillator, semiconductor integrated circuit, and transmission and reception device

#7
20200110369
2020-04-09

Time to digital converter with increased range and sensitivity

#8
20200007305
2020-01-02

Serializer/Deserializer (SerDes) lanes with lane-by-lane datarate independence

#9
20200007133
2020-01-02

Multi-level signal clock and data recovery

#10
20190372400
2019-12-05

High frequency wireless power transmission system

#11
20190215142
2019-07-11

Serializer/deserializer (SerDes) lanes with lane-by-lane datarate independence

#12
20190165975
2019-05-30

Radio frequency integrated circuit supporting carrier aggregation and wireless communication device including the same

#13
20190113552
2019-04-18

Spectrum analyzer using multiple intermediate frequencies and multiple clock configurations for residual, spurious and image signal reduction

#14
20190103956
2019-04-04

Serializer/deserializer (SerDes) lanes with lane-by-lane datarate independence

#15
20190056698
2019-02-21

Time to digital converter with increased range and sensitivity

#16
20190007710
2019-01-03

DTV receiving system and method of processing DTV signal

#17
20190007193
2019-01-03

METHOD FOR ADJUSTING PARAMETERS OF PHASE LOCKED LOOP, BLUETOOTH MODULE AND BLUETOOTH SYSTEM

#18
20190004169
2019-01-03

Wearable alarm system incorporating phased-array radar water sensing

#19
20180167651
2018-06-14

DTV receiving system and method of processing DTV signal

#20
20180014042
2018-01-11

DTV receiving system and method of processing DTV signal

#21
20170294094
2017-10-12

Wearable alarm system incorporating phased-array radar water sensing

#22
20170237588
2017-08-17

Signal processing apparatus and method

#23
20170188182
2017-06-29

Dual-mode radio frequency transceiver architecture

#24
20170085405
2017-03-23

Method and apparatus for polar receiver with phase-amplitude alignment

#25
20170012808
2017-01-12

Very high bit rate RFID receiver

#26
20170012676
2017-01-12

Quadrature demodulator for a very high bit rate RFID receiver

#27
20160352506
2016-12-01

Dual path timing wander removal

#28
20160352505
2016-12-01

Dual path timing jitter removal

#29
20150372787
2015-12-24

End of communication detection

#30
20150326230
2015-11-12

Polar receiver with reduced amplitude-phase distortion

#31
20150222415
2015-08-06

Method for generating unambiguous correlation function for TMBOC(6,1,4/33) signal based on equally split partial correlation functions, apparatus for tracking TMBOC signals and satellite navigation signal receiver system

#32
20150180608
2015-06-25

End of communication detection

#33
20150177296
2015-06-25

Spectrum analyzer using multiple intermediate frequencies and multiple clock configurations for residual, spurious and image signal reduction

#34
20150010113
2015-01-08

Semiconductor integrated circuit and operating method thereof

#35
20140341264
2014-11-20

Auto-determining sampling frequency method and device thereof

#36
20140241467
2014-08-28

Phase locked loop frequency synthesizer with reduced jitter

#37
20140230004
2014-08-14

DTV receiving system and method of processing DTV signal

#38
20140161211
2014-06-12

Receiver, signal demodulation module and demodulation method thereof

#39
20140023163
2014-01-23

Receiver architecture and methods for demodulating binary phase shift keying signals

#40
20130279554
2013-10-24

Apparatus and method for correcting phase error

#41
20130259174
2013-10-03

Method and system for pilot-based time domain phase noise mitigation for coherent receiver

#42
20130195224
2013-08-01

Receiver architecture and methods for demodulating quadrature phase shift keying signals

#43
20130195223
2013-08-01

Receiver architecture and methods for demodulating binary phase shift keying signals

#44
20130195157
2013-08-01

Transceiver architecture and methods for demodulating and transmitting phase shift keying signals

#45
20120246541
2012-09-27

DTV receiving system and method of processing DTV signal

#46
20120177150
2012-07-12

RECEIVER

#47
20120114079
2012-05-10

Radio architecture for an ultra low power receiver

#48
20120076252
2012-03-29

Synchronizing circuit, synchronizing method, and receiving system

#49
20120038831
2012-02-16

DTV transmitting system and method of processing DTV signal

#50
20110202316
2011-08-18

Spectrum analyzer using multiple intermediate frequencies and multiple clock configurations for residual, spurious and image signal reduction

#51
20110170015
2011-07-14

DTV receiving system and method of processing DTV signal

#52
20110033016
2011-02-10

Method and apparatus for providing carrier synchronization in digital broadcast and interactive systems

#53
20100277234
2010-11-04

Low power BPSK demodulator

#54
20100261434
2010-10-14

Phase noise correction circuit, transmitter, receiver, radio device, radio communication system, and phase noise correction method

#55
20100232548
2010-09-16

Demodulation and decoding for frequency modulation (FM) receivers with radio data system (RDS) or radio broadcast data system (RBDS)

#56
20080254756
2008-10-16

Receiver and wireless communication apparatus

#57
20080239161
2008-10-02

DTV receiving system and method of processing DTV signal

#58
20080181344
2008-07-31

Method and apparatus for providing carrier synchronization in digital broadcast and interactive systems

#59
20080069271
2008-03-20

Decoding GPS satellite data at low signal to noise levels by computing total probability of current data bit at current time epoch

#60
20070211805
2007-09-13

Communications system with selective baseband pilot injected carrier (BPIC) and input data modulation and related methods

#61
20070140386
2007-06-21

Method and arrangement for automatic frequency control in a communication system

#62
20060255874
2006-11-16

Semiconductor integrated circuit and radio communication apparatus for communication

#63
20050143036
2005-06-30

Estimating carrier phase in communication systems

#64
20050078770
2005-04-14

Method and system for coding/decoding signals and computer program product therefor

#65
15954987
2018-10-09

Implantable wireless device for transmitting data

#66
14260021
2015-07-14

Polar receiver with adjustable delay and signal processing metho

#67
13925080
2014-08-12

Polar receiver architecture and signal processing methods