ClassID:

225853

H04L25/40 - CPC Classification

Classification description:

Baseband systems; Synchronous or start-stop systems, e.g. for Baudot code Transmitting circuits; Receiving circuits

Sub-classes:
Recent Application in this class:
#1
20260025293
2026-01-22

SEMICONDUCTOR DEVICE AND COMMUNICATION SYSTEM

#2
20250219872
2025-07-03

ULTRA-WIDE BAND SIGNAL RECEIVER

#3
20240163141
2024-05-16

SEMICONDUCTOR DEVICE AND COMMUNICATION SYSTEM

#4
20220417076
2022-12-29

Transmitter circuit, corresponding isolated driver device, electronic system and method of encoding a pulse-width modulated signal into a differential pulsed signal

#5
20220166434
2022-05-26

Data-driven phase detector element for phase locked loops

#6
20210320662
2021-10-14

Matrix phase interpolator for phase locked loop

#7
20200228600
2020-07-16

SYNCHRONIZING THE BEHAVIOR OF DISCRETE DIGITAL DEVICES

#8
20200153665
2020-05-14

Integrated serial communication

#9
20200007131
2020-01-02

Matrix phase interpolator for phase locked loop

#10
20190312755
2019-10-10

Method for transmitting data and electronic device therefor

#11
20190260381
2019-08-22

Phase rotation circuit for eye scope measurements

#12
20190109740
2019-04-11

HART FSK digital demodulator

#13
20180351769
2018-12-06

Methods and systems for background calibration of multi-phase parallel receivers

#14
20180330465
2018-11-15

Image processor with high throughput internal communication protocol

#15
20180083809
2018-03-22

Data-driven phase detector element for phase locked loops

#16
20180083638
2018-03-22

Phase rotation circuit for eye scope measurements

#17
20180019865
2018-01-18

Baseband integrated circuit for performing digital communication with radio frequency integrated circuit and device including the same

#18
20170338980
2017-11-23

Signal detection method and signal receiving device for enhancing reliability of code rate search

#19
20170302484
2017-10-19

Data processing method and device

#20
20170280389
2017-09-28

Method and apparatus for voice data transmission

#21
20160294945
2016-10-06

Synchronizing the behavior of discrete digital devices

#22
20160065360
2016-03-03

RADIO COMMUNICATION APPARATUS

#23
20150311946
2015-10-29

Short-range zigbee compatible receiver with near-threshold digital baseband

#24
20150256367
2015-09-10

Two-dimensional (2D) burst marker (BM) to identify data start and stop

#25
20150229467
2015-08-13

High-speed interface apparatus and deskew method thereof

#26
20150063825
2015-03-05

SIGNAL SYNCHRONIZATION TRANSMISSION SYSTEM, SYNCHRONIZATION DRIVE SYSTEM FOR OPTICAL MODULATOR, SIGNAL SYNCHRONIZATION TRANSMISSION METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAM THEREOF

#27
20140355700
2014-12-04

Delta modulated low-power EHF communication link

#28
20140355511
2014-12-04

Controller device implemented in a repeating system associated with a vehicle for extending network signal range

#29
20140348214
2014-11-27

Compact and fast N-factorial single data rate clock and data recovery circuits

#30
20140241465
2014-08-28

Receiver and transmission and reception system

#31
20140211894
2014-07-31

Data interface synchronization

#32
20140105326
2014-04-17

Periodic time segment sequence based decimation

#33
20130208818
2013-08-15

Memory components and controllers that utilize multiphase synchronous timing references

#34
20130031445
2013-01-31

Interconnection techniques

#35
20120307932
2012-12-06

Delta modulated low power EHF communication link

#36
20120007438
2012-01-12

Electronic circuit

#37
20110130110
2011-06-02

Receiver circuit adapted to communication apparatuses operative with different power voltage range

#38
20100231288
2010-09-16

Local interconnect network receiver

#39
20100229071
2010-09-09

Interconnection techniques

#40
20090180580
2009-07-16

Signal transmission system

#41
20080278240
2008-11-13

Receiver circuitry with variable gain amplifier

#42
20080165885
2008-07-10

Data transmission

#43
20070291887
2007-12-20

Serial communication system with baud rate generator

#44
20070248192
2007-10-25

Data slicer circuit, demodulation stage, receiving system and method for demodulating shift key coded signals

#45
20070201104
2007-08-30

Data receiving apparatus

#46
20070026716
2007-02-01

Data transmission interface system and method for electronic component

#47
20060280274
2006-12-14

Receiving apparatus, data transmission system and receiving method

#48
20060146970
2006-07-06

Start-stop synchronization serial communication circuit and semiconductor integrated circuit having start-stop synchronization serial communication circuit

#49
20050157718
2005-07-21

Method and circuit for asynchronous transmission

#50
15478051
2020-09-15

Dual-duplex link with asymmetric data rate selectivity

#51
14714376
2015-12-01

Resource optimization by implementing multiple instances of a soft modem with a single microcontroller

#52
14466970
2015-08-11

Energy efficient highway addressable remote transducer soft modem

#53
14186582
2016-03-15

Synchronizing the behavior of discrete digital devices

#54
14055063
2015-08-11

Methods and apparatus for aligning signals in transceiver circuitry