ClassID:

221219

H03J7/02 - CPC Classification

Classification description:

Automatic frequency control; Automatic scanning over a band of frequencies Automatic frequency control

Sub-classes:
Recent Application in this class:
#1
20210399684
2021-12-23

Method, system and device providing enhanced quality factor resonant LC tank in an integrated circuits

#2
20200328765
2020-10-15

Tuner device

#3
20200150164
2020-05-14

Amplitude and phase detection circuit

#4
20190215207
2019-07-11

Automatic frequency controllers for adjusting digital loop filter gain based on wireless channel classification, wireless communication devices including the same, automatic frequency control methods. and wireless communication methods

#5
20190058458
2019-02-21

Resonant magnetic coupling wireless power transfer system with calibration capabilities of its inductor-capacitor resonant frequencies

#6
20180183643
2018-06-28

Automatic frequency controllers for adjusting digital loop filter gain based on wireless channel classification, wireless communication devices including the same, automatic frequency control methods and wireless communication methods

#7
20180091097
2018-03-29

Shift control circuit and wireless device

#8
20180062624
2018-03-01

Passive automatic antenna tuning based on received-signal analysis

#9
20160164496
2016-06-09

Methods and systems for dynamically adjusting frequency offsets for mitigating interference

#10
20160164495
2016-06-09

Auto-tunable antenna devices

#11
20160071536
2016-03-10

ADJUSTMENT METHOD OF PARAMETERS OF MULTISTAGE NOTCH FILTER

#12
20160056795
2016-02-25

Mitigation of interference between FM radio and display subsystems on a mobile device

#13
20160028375
2016-01-28

Passive automatic antenna tuning based on received-signal analysis

#14
20150236672
2015-08-20

Wireless communications system including dual-purpose clock reference for global positioning system and baseband

#15
20150087253
2015-03-26

Radio communication receiver apparatus and method

#16
20150087252
2015-03-26

ELECTRONIC DEVICE AND METHOD FOR PERFORMING A RADIO CHANNEL CONNECTION

#17
20150072626
2015-03-12

Wireless circuit, and method for controlling wireless circuit

#18
20140287707
2014-09-25

Control device, frequency control method, and receiving device

#19
20140235189
2014-08-21

Clock multiplexing for baseband automatic frequency correction

#20
20140220919
2014-08-07

AUTOMATIC FREQUENCY CONTROL METHODS AND APPARATUS

#21
20140194079
2014-07-10

Increasing efficiency of a radio receiver with an adaptive tuner

#22
20140035732
2014-02-06

Systems and methods to locate an object

#23
20140010332
2014-01-09

Receiving device, receiving method, program, and receiving system

#24
20130295865
2013-11-07

Reference oscillator management for wireless devices having position determination functionality

#25
20130231071
2013-09-05

Hysteresis nonlinear state machine with overlapping thresholds for automatic frequency control

#26
20130115902
2013-05-09

Method for tuning an oscillator frequency and device implementing the method

#27
20130083874
2013-04-04

Automatic frequency compensation method and apparatus

#28
20130052966
2013-02-28

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

#29
20120224549
2012-09-06

RSSI measurement mechanism in the presence of pulsed jammers

#30
20120188970
2012-07-26

Forward error correction media access control system

#31
20120134391
2012-05-31

Power detection in a spread spectrum system

#32
20120129477
2012-05-24

Radio wave receiving apparatus

#33
20120114015
2012-05-10

Synchronized system configuration

#34
20120113858
2012-05-10

Handover processing in multiple access point deployment system

#35
20110320908
2011-12-29

User data broadcast mechanism

#36
20110219283
2011-09-08

Signal quality measurement system

#37
20110151817
2011-06-23

Method and system for reducing the complexity of multi-frequency hypothesis testing using an iterative approach

#38
20110134965
2011-06-09

RSSI MEASUREMENT MECHANISM IN THE PRESENCE OF PULSED JAMMERS

#39
20110131468
2011-06-02

Error detection system

#40
20110128938
2011-06-02

Handover processing in multiple access point deployment system

#41
20110116472
2011-05-19

HANDOVER PROCESSING IN MULTIPLE ACCESS POINT DEPLOYMENT SYSTEM

#42
20110111718
2011-05-12

Hysteresis nonlinear state machine with overlapping thresholds for automatic frequency control

#43
20100330931
2010-12-30

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

#44
20100281339
2010-11-04

Forward error correction media access control system

#45
20100246458
2010-09-30

Controlling power in a spread spectrum system

#46
20100216408
2010-08-26

Basestation for cellular communication system

#47
20100195553
2010-08-05

CONTROLLING POWER IN A SPREAD SPECTRUM SYSTEM

#48
20100176853
2010-07-15

Monitoring apparatus and computer-readable storage medium

#49
20100173601
2010-07-08

Very low intermediate frequency (VLIF) receiver

#50
20100159862
2010-06-24

Method and apparatus for frequency control in wireless communications

#51
20100067619
2010-03-18

Communications device using measured signal-to-noise ratio to adjust phase and frequency tracking

#52
20100056089
2010-03-04

Mechanical tuning of a radio

#53
20100009673
2010-01-14

Method and system for frequency feedback adjustment in digital receivers

#54
20100003989
2010-01-07

Receiver with AFC function for operating in soft handover

#55
20090322445
2009-12-31

Dynamically adjustable Q-factors

#56
20090318102
2009-12-24

Radio wave receiving apparatus

#57
20090316620
2009-12-24

Reference oscillator management for wireless devices having position determination functionality

#58
20090275300
2009-11-05

Receiver and receiving method of FM signal

#59
20090274164
2009-11-05

Random phase multiple access communication interface system and method

#60
20090239550
2009-09-24

RANDOM PHASE MULTIPLE ACCESS SYSTEM WITH LOCATION TRACKING

#61
20090238245
2009-09-24

Despreading spread spectrum data

#62
20090238243
2009-09-24

Random phase multiple access system with location tracking

#63
20090238210
2009-09-24

Slotted mode acquisition

#64
20090238201
2009-09-24

Uplink transmitter in a random phase multiple access communication system

#65
20090176459
2009-07-09

Method and apparatus for automatic frequency correction with a frequency error signal generated by block correlation of baseband samples with a known code sequence

#66
20090072925
2009-03-19

Frequency tuning circuit for lattice filter

#67
20090029735
2009-01-29

RADIO COMMUNICATION SEMICONDUCTOR INTEGRATED CIRCUIT, DATA PROCESSING SEMICONDUCTOR INTEGRATED CIRCUIT AND PORTABLE DEVICE

#68
20080310566
2008-12-18

FREQUENCY SYNCHRONIZING CIRCUIT, METHOD, AND RECEIVING APPARATUS USING THE CIRCUIT AND THE METHOD

#69
20080194219
2008-08-14

FM receiver with digitally controlled antenna tuning circuitry

#70
20080136691
2008-06-12

Apparatus and method of using spread pulse modulation to increase the control resolution of an electronic device

#71
20080125070
2008-05-29

Method and apparatus for automatic frequency correction with a frequency error signal generated by block correlation of baseband samples with a known code sequence

#72
20080090536
2008-04-17

Receiving apparatus, receiving method, and program

#73
20080058017
2008-03-06

Basestation for cellular communication system

#74
20070242167
2007-10-18

TV broadcast receiver

#75
20070218850
2007-09-20

Integrated Tuner for Terrestrial and Cable Television

#76
20070177691
2007-08-02

Device for detecting a frequency offset

#77
20070155342
2007-07-05

Method and apparatus for adjusting frequencies of radio communication devices

#78
20070140386
2007-06-21

Method and arrangement for automatic frequency control in a communication system

#79
20070098114
2007-05-03

Detection of large carrier offsets using a timing loop

#80
20070060083
2007-03-15

Network searching in a mobile communication terminal

#81
20070032213
2007-02-08

Method and apparatus for automatic frequency correction with a frequency error signal generated by block correlation of baseband samples with a known code sequence

#82
20070025472
2007-02-01

Demodulator

#83
20060234737
2006-10-19

Method and arrangement for frequency synchronization of a mobile station with a base station in a mobile communication system

#84
20060166639
2006-07-27

Superheterodyne circuit with band-pass filter for channel selection

#85
20060153281
2006-07-13

Method and apparatus for automatic jammer frequency control of surgical reactive jammers

#86
20060116099
2006-06-01

System and method for discovering frequency related spurs in a multi-conversion tuner

#87
20060068745
2006-03-30

Combined automatic frequency correction and time track system to minimize sample timing errors

#88
20050250441
2005-11-10

Satellite receiving method and system

#89
20050181729
2005-08-18

Method and system for frequency feedback adjustment in digital receivers

#90
20050176395
2005-08-11

Automatic frequency control receiver

#91
20050111595
2005-05-26

Portable radio terminal and AFC control method

#92
20050107061
2005-05-19

Method and apparatus for automatic frequency correction of a local oscilator with an error signal derived from an angle value of the conjugate product and sum of block correlator outputs

#93
20050105655
2005-05-19

Portable radio terminal and AFC control method

#94
20050094530
2005-05-05

Radio communication semiconductor integrated circuit, data processing semiconductor integrated circuit and portable device