ClassID:

221138

H03J1/005 - CPC Classification

Classification description:

Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers in a loop

Recent Application in this class:
#1
20210255350
2021-08-19

Housing, housing assembly, mechanical arm, and robot of mechanical equipment

#2
20210237286
2021-08-05

Sensing circuit, logic circuit board, joint control board, main controller board, and robot

#3
20210237271
2021-08-05

Method and device of avoiding robot from obstacle, and controller

#4
20170033919
2017-02-02

Frequency control data synchronization

#5
20160028422
2016-01-28

Receiving device and receiving method

#6
20150288367
2015-10-08

Phase locked loop having dual bandwidth and method of operating the same

#7
20150222464
2015-08-06

System for direct conversion receivers

#8
20140329479
2014-11-06

Frequency tuning for LC circuits

#9
20140235189
2014-08-21

Clock multiplexing for baseband automatic frequency correction

#10
20140197894
2014-07-17

Narrow band receiver or transceiver

#11
20130295863
2013-11-07

Frequency tuning for LC circuits

#12
20130293291
2013-11-07

Quality factor tuning for LC circuits

#13
20130082720
2013-04-04

RC calibration using chopping

#14
20130052966
2013-02-28

System and transceiver clocking to minimize required number of reference sources in multi-function cellular applications including GPS

#15
20120257701
2012-10-11

System and method for reducing lock acquisition time of a phase-locked loop

#16
20120252387
2012-10-04

Low power, low mass, modular, multi-band software-defined radios

#17
20120122413
2012-05-17

Radio receiver

#18
20120106678
2012-05-03

Method and apparatus to improve acquisition of a quadrature amplitude modulated (QAM) signal having a frequency offset

#19
20120083304
2012-04-05

Electronic apparatus and associated frequency adjusting method

#20
20120057624
2012-03-08

Communication apparatuses and wireless communications modules

#21
20110248754
2011-10-13

Synchronization scheme with adaptive reference frequency correction

#22
20110159819
2011-06-30

Multiple clock signal generation from a common oscillator

#23
20110158367
2011-06-30

Dual frequency tracking loop for OFDMA systems

#24
20110009083
2011-01-13

Synthesizer and reception device

#25
20100330932
2010-12-30

Apparatus and methods for efficient implementation of tuners

#26
20100330931
2010-12-30

System and transceiver clocking to minimize required number of reference sources in multi-function cellular applications including GPS

#27
20100265412
2010-10-21

Broadband integrated tuner

#28
20100189194
2010-07-29

FREQUENCY GENERATION CIRCUIT

#29
20100156481
2010-06-24

Synchronization scheme with adaptive reference frequency correction

#30
20100149431
2010-06-17

Active Inductor Circuits for Filtering in a Cable Tuner Circuit

#31
20100149430
2010-06-17

Active Inductor Circuits for Filtering in a Cable Tuner Circuit

#32
20100112969
2010-05-06

Tuner device

#33
20100041401
2010-02-18

Method for controlling channel re-selection

#34
20100026906
2010-02-04

Front end circuit

#35
20090310712
2009-12-17

Wireless receiver

#36
20090258657
2009-10-15

Demodulation apparatus and receiving apparatus

#37
20090231188
2009-09-17

Multiple clock signal generation from a common oscillator

#38
20090219451
2009-09-03

Broadband integrated television tuner

#39
20090163159
2009-06-25

Radio receiver, audio system, and method of manufacturing radio receiver

#40
20090134955
2009-05-28

Boosted-bias tunable filter with dynamic calibration

#41
20090066847
2009-03-12

Highly integrated television tuner on a single microcircuit

#42
20090061867
2009-03-05

Method for controlling channel re-selection

#43
20090061795
2009-03-05

Wireless architecture for 60GHZ

#44
20090036080
2009-02-05

Multiple PLL high frequency receiver

#45
20080274704
2008-11-06

Rf Transceiver and a Method of Operation Therein

#46
20080259219
2008-10-23

Universal tuner for mobile TV

#47
20080181347
2008-07-31

Receiving apparatus

#48
20080160939
2008-07-03

Boosted-bias tunable filter with dynamic calibration

#49
20080117993
2008-05-22

Method and apparatus for enhancing the speed of wideband signal search systems

#50
20070287401
2007-12-13

FREQUENCY OFFSET CORRECTION IN RECEIVERS HAVING NON-IDEAL SYNTHESIZER CHANNEL SPACING

#51
20070281618
2007-12-06

TRANSMITTER-RECEIVER FOR SHORT-RANGE WIRELESS TRANSMISSION

#52
20070274415
2007-11-29

SINGLE AND MULTIPLE SINEWAVE MODULATION AND DEMODULATION TECHNIQUES EMPLOYING CARRIER-ZERO AND CARRIER-PEAK DATA-WORD START AND STOP

#53
20070216560
2007-09-20

Receiver, digital-analog converter and tuning circuit

#54
20070200640
2007-08-30

System and method for mitigating phase pulling in a multiple frequency source system

#55
20070183014
2007-08-09

Multiple frequency source system and method of operation

#56
20070182866
2007-08-09

Highly integrated television tuner on a single microcircuit

#57
20070176663
2007-08-02

Offset signal phasing for a multiple frequency source system

#58
20070164828
2007-07-19

Communication semiconductor integrated circuit device and a wireless communication system

#59
20070161360
2007-07-12

Communication semiconductor integrated circuit device and a wireless communication system

#60
20070160169
2007-07-12

Demodulation apparatus and receiving apparatus

#61
20070117532
2007-05-24

Terrestrial-Digital Multimedia Broadcasting And Digital Audio Broadcasting Low Intermediate Frequency Receiver

#62
20070117521
2007-05-24

Controlling phase locked loop in a mobile station

#63
20070103247
2007-05-10

PLL TRANSIENT RESPONSE CONTROL SYSTEM AND COMMUNICATION SYSTEM

#64
20070018743
2007-01-25

Boosted-bias tunable filter with dynamic calibration

#65
20060276142
2006-12-07

Radio equipment communicatable in two frequency bands and method for generating local oscillator signal in radio equipment

#66
20060274215
2006-12-07

Single-conversion integrated circuit TV tuner

#67
20060256242
2006-11-16

Broadband integrated tuner

#68
20060221256
2006-10-05

Broadband integrated tuner

#69
20060209990
2006-09-21

Communication semiconductor integrated circuit device incorporating a PLL circuit therein

#70
20060198468
2006-09-07

Single and multiple sinewave modulation and demodulation techniques employing carrier-zero and carrier-peak data-word start and stop

#71
20060170827
2006-08-03

High frequency signal receiving device

#72
20060148434
2006-07-06

Receiver digital-analog converter and tuning circuit

#73
20060141967
2006-06-29

Frequency synthesizer for dual mode receiver

#74
20060116085
2006-06-01

VLIF transmitter for Bluetooth

#75
20060111066
2006-05-25

Tuner

#76
20060055595
2006-03-16

Method and system for frequency drift prediction

#77
20060028587
2006-02-09

TV tuner

#78
20060023813
2006-02-02

Apparatus and method for integration of tuner functions in a digital receiver

#79
20060014513
2006-01-19

Communication semiconductor integrated circuit device and a wireless communication system

#80
20060014510
2006-01-19

Semiconductor integrated circuit for wireless communication

#81
20050260960
2005-11-24

Miniaturized television tuner and television receiver including the same

#82
20050250441
2005-11-10

Satellite receiving method and system

#83
20050239499
2005-10-27

Communication semiconductor integrated circuit and radio communication system

#84
20050221773
2005-10-06

Tuning system

#85
20050212614
2005-09-29

Programmable capacitor bank for a voltage controlled oscillator

#86
20050136877
2005-06-23

Frequency offset correction in transmitters having non-ideal synthesizer channel spacing

#87
20050080564
2005-04-14

RF converter with multiple mode frequency synthesizer compatible with a 48 Fo GPS baseband processor

#88
20050064836
2005-03-24

Method of controlling phase locked loop in mobile station, and mobile station

#89
20050020293
2005-01-27

Method for controlling channel re-selection

#90
20050003780
2005-01-06

Receiver and its tracking adjusting method

#91
20050003773
2005-01-06

Multiple conversion tuner