ClassID:

223402

H04B1/408 - CPC Classification

Classification description:

Details of transmission systems, not covered by a single one of groups - ; Details of transmission systems not characterised by the medium used for transmission; Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving; Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency the transmitter oscillator frequency being identical to the receiver local oscillator frequency

Recent Application in this class:
#1
20250112649
2025-04-03

Transmitter and method to generate a transmit signal

#2
20250052889
2025-02-13

METHOD AND DEVICE FOR PERFORMING RANGING BETWEEN RADIO SIGNAL DEVICES

#3
20240171204
2024-05-23

MULTILANE TRANSMITTER

#4
20230283317
2023-09-07

Self mixing frequency doubler tripler circuits for wireless communication

#5
20220231728
2022-07-21

Communication device and method of operating a communication device

#6
20220052816
2022-02-17

Sounding reference signal sending method and related apparatus

#7
20220014218
2022-01-13

Communication device

#8
20200145041
2020-05-07

Transciever circuit

#9
20190334534
2019-10-31

PLL circuit for radar

#10
20190215029
2019-07-11

Adaptation circuit for a transceiver

#11
20180309472
2018-10-25

Mechanism to mitigate transmitter and receiver voltage-controlled oscillator (VCO) pulling

#12
20180205412
2018-07-19

AUTONOMOUS BANDWIDTH SELECT WIRELESS TRANSCIVER

#13
20150180594
2015-06-25

Self-calibrating shared-component dual synthesizer

#14
20150079912
2015-03-19

Millimeter band transmitting/receiving system

#15
20140092719
2014-04-03

Radio transceiver on a chip

#16
20140036970
2014-02-06

Transceiver with sub-sampling based frequency synthesizer

#17
20130229954
2013-09-05

Frequency synthesizer architecture in a time-division duplex mode for a wireless device

#18
20120243643
2012-09-27

Apparatus and method of differential IQ frequency up-conversion

#19
20120028595
2012-02-02

Radio transceiver on a chip

#20
20110256837
2011-10-20

Coherent transceiver and related method of operation

#21
20110075714
2011-03-31

Single oscillator transceiver

#22
20110012648
2011-01-20

Systems and methods for reducing average current consumption in a local oscillator path

#23
20100248670
2010-09-30

Direct conversion RF transceiver for wireless communication

#24
20100195757
2010-08-05

Apparatus and method of differential IQ frequency up-conversion

#25
20100112961
2010-05-06

Single oscillator transceiver

#26
20090268643
2009-10-29

Radio transceiver on a chip

#27
20090253370
2009-10-08

Wireless network system

#28
20090088086
2009-04-02

Modified dual band direct conversion architecture that allows extensive digital calibration

#29
20090081981
2009-03-26

Method and system for a distributed transceiver for high frequency applications

#30
20080267319
2008-10-30

Direct conversion RF transceiver for wireless communications

#31
20080074282
2008-03-27

Mobile radio frequency identification (mRFID) reader

#32
20070230611
2007-10-04

Apparatus and method of differential IQ frequency up-conversion

#33
20070201565
2007-08-30

Direct conversion RF transceiver for wireless communications

#34
20070166053
2007-07-19

Radio oscillating and radar systems

#35
20070129033
2007-06-07

Base station receiver capable of generating pseudo noise signals

#36
20070123176
2007-05-31

Direct conversion rf front-end transceiver and its components

#37
20070049330
2007-03-01

Wireless transceiver for supporting a plurality of communication or broadcasting services

#38
20070015471
2007-01-18

Single oscillator transceiver

#39
20060203751
2006-09-14

Terminal device for a bi-directional radio relay link

#40
20060186995
2006-08-24

Multi-protocol radio frequency identification transceiver

#41
20060178165
2006-08-10

Modified dual band direct conversion architecture that allows extensive digital calibration

#42
20060153284
2006-07-13

Method and apparatus for a frequency agile variable bandwidth transceiver

#43
20060135082
2006-06-22

Single oscillator transceiver

#44
20060062165
2006-03-23

Radio transceiver on a chip

#45
20060035616
2006-02-16

Wireless data communication device

#46
20060019622
2006-01-26

System and apparatus for a direct conversion receiver and transmitter

#47
20060002455
2006-01-05

Millimeter wave communications system with grid amplifier

#48
20050170789
2005-08-04

E-band radio transceiver architecture and chip set

#49
20050130700
2005-06-16

Radio transceiver on a chip

#50
20050117664
2005-06-02

Frequency conversion circuit, radio frequency wave receiver, and radio frequency transceiver

#51
16149184
2019-09-03

Wide-band WLAN transceiver and method thereof

#52
16124573
2020-01-21

Cascaded transmit and receive local oscillator distribution network

#53
15848002
2018-09-04

I/Q imbalance calibration apparatus, method and transmitter system using the same