ClassID:

221133

H03J1/0008 - 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

Sub-classes:
Recent Application in this class:
#1
20260086506
2026-03-26

WATCH HAVING CONDUCTIVE SIDE WALLS AND BIPLANAR ANTENNA CONFIGURATION

#2
20250105824
2025-03-27

UNIVERSAL AUTOMATIC FREQUENCY CONTROL FOR MULTI-CHANNEL RECEIVERS

#3
20230253954
2023-08-10

Universal automatic frequency control for multi-channel receivers

#4
20220014294
2022-01-13

Interactive entertainment system

#5
20210143799
2021-05-13

Universal automatic frequency control for multi-channel receivers

#6
20200343987
2020-10-29

Interactive entertainment system

#7
20190253166
2019-08-15

Interactive entertainment system

#8
20190190490
2019-06-20

Acoustically coupled resonator notch and bandpass filters

#9
20190181907
2019-06-13

System and method for a radio frequency filter

#10
20190181839
2019-06-13

System and method for a radio frequency filter

#11
20190181837
2019-06-13

System and method for a radio frequency filter

#12
20190181835
2019-06-13

Acoustically coupled resonator notch and bandpass filters

#13
20190181834
2019-06-13

Acoustically coupled resonator notch and bandpass filters

#14
20190181832
2019-06-13

System and method for a radio frequency filter

#15
20190181827
2019-06-13

Tunable resonator element, filter circuit and method

#16
20190181825
2019-06-13

System and method for a radio frequency filter

#17
20190181824
2019-06-13

Tunable resonator element, filter circuit and method

#18
20180159645
2018-06-07

Interactive entertainment system

#19
20180128864
2018-05-10

Testing system and method using electromagnetic near field measurements

#20
20170117879
2017-04-27

Resonant circuit calibration

#21
20170026067
2017-01-26

Method and apparatus for sensing inter-modulation to improve radio performance in single and dual tuner

#22
20160277223
2016-09-22

Carrier frequency offset processing method and apparatus and receiver

#23
20160164495
2016-06-09

Auto-tunable antenna devices

#24
20160126934
2016-05-05

Switchable capacitor array and method for driving a switchable capacitor array

#25
20160099735
2016-04-07

Method and apparatus for sensing inter-modulation to improve radio performance in single and dual tuner

#26
20160049924
2016-02-18

Radio communication using a plurality of selected antennas

#27
20160043751
2016-02-11

Radio communication using tunable antennas and an antenna tuning apparatus

#28
20160041214
2016-02-11

Testing system and method using electromagnetic near field measurements

#29
20160036474
2016-02-04

Radio communication using multiple antennas and localization variables

#30
20150351097
2015-12-03

Measuring device and a measuring method for determining an active channel

#31
20150280315
2015-10-01

Method and apparatus for tunable antenna and ground plane for handset applications

#32
20150131007
2015-05-14

Signal processing device and signal processing method

#33
20150006602
2015-01-01

Fast filter calibration apparatus

#34
20140378073
2014-12-25

System and method for correcting integral nonlinearity in an oscillator system

#35
20140342677
2014-11-20

Hybrid techniques for antenna retuning utilizing transmit and receive power information

#36
20140321513
2014-10-30

Systems and methods for enhancing GNSS numerically controlled oscillators

#37
20140312965
2014-10-23

Variable admittance circuit

#38
20140306774
2014-10-16

Digitally controlled oscillator and output frequency control method

#39
20140185715
2014-07-03

Systems and methods for performing demodulation and modulation on software defined radios

#40
20140167865
2014-06-19

Resonant circuit with automated trimming capabilities

#41
20140161213
2014-06-12

Method and apparatus for sensing inter-modulation to improve radio performance in single and dual tuner

#42
20140098000
2014-04-10

Method and apparatus for tunable antenna and ground plane for handset applications

#43
20140073277
2014-03-13

Interactive entertainment system

#44
20140030987
2014-01-30

Methods and apparatus for tuning a communication device

#45
20130331040
2013-12-12

System and method for correcting integral nonlinearity in an oscillator system

#46
20130295865
2013-11-07

Reference oscillator management for wireless devices having position determination functionality

#47
20130243134
2013-09-19

Method and apparatus for sensing inter-modulation to improve radio performance in single and dual tuner

#48
20130162466
2013-06-27

Methods to extend the frequency lock range of a received RF signal using a preamble-based frequency estimate

#49
20130090074
2013-04-11

RF transmitter for electrically short antenna

#50
20130029621
2013-01-31

Radio receiver apparatus

#51
20120303688
2012-11-29

Fast filter calibration apparatus

#52
20120242395
2012-09-27

LOW LOSS SWITCHED CAPACITOR

#53
20120238219
2012-09-20

Hybrid techniques for antenna retuning utilizing transmit and receive power information

#54
20120220250
2012-08-30

Signal receiving device and signal receiving method

#55
20120190319
2012-07-26

Method and apparatus for sensing inter-modulation to improve radio performance in single and dual tuner

#56
20120176550
2012-07-12

Receiver and method of receiving analog and digital television signals

#57
20120129477
2012-05-24

Radio wave receiving apparatus

#58
20120098613
2012-04-26

Frequency-tunable filter

#59
20120042192
2012-02-16

Frequency reference correction for temperature-frequency hysteresis error

#60
20120008664
2012-01-12

DEVICE FOR CONTROLLING THE FREQUENCY OF A SATELLITE REMOTE-CONTROLLED TRANSMITTER/RECEIVER, AND RELATED TRANSMITTER AND RECEIVER

#61
20110241750
2011-10-06

Tuned resonant circuits

#62
20110134337
2011-06-09

RECEIVER APPARATUS, RECEIVNG METHOD, AND PROGRAM

#63
20110103337
2011-05-05

GPS-BASED MULTI-MODE SYNCHRONIZATION AND CLOCKING FEMTO-CELLS, PICO-CELLS AND MACRO BASE STATIONS

#64
20110102104
2011-05-05

Integrated channel filter and method of operation

#65
20110098007
2011-04-28

METHODS AND APPARATUSES FOR TUNING FILTERS

#66
20110080381
2011-04-07

Portable control apparatus and method thereof for calibrating an oscillating circuit

#67
20110075595
2011-03-31

Bidirectional wireless communication system, wireless communication apparatus, and bidirectional wireless communication method

#68
20110072459
2011-03-24

Digital broadcast receiving apparatus

#69
20110034139
2011-02-10

System and Method of Automatic Tuning Adjustment for Portable Radio Frequency Receivers

#70
20110025410
2011-02-03

Resonant circuits

#71
20100328544
2010-12-30

Digital signal processor (DSP) architecture for a hybrid television tuner

#72
20100328536
2010-12-30

Digital signal processor (DSP) architecture for a hybrid television tuner

#73
20100321576
2010-12-23

Digitizer with variable sampling clock and method using the same

#74
20100302460
2010-12-02

Signal processing device and signal processing method

#75
20100195000
2010-08-05

CONTROL METHOD OF FREQUENCY VARIABLE FILTER CIRCUIT AND RECEIVING APPARATUS

#76
20100178888
2010-07-15

Radio wave receiving apparatus

#77
20100176853
2010-07-15

Monitoring apparatus and computer-readable storage medium

#78
20100156574
2010-06-24

Information processing apparatus and method of manufacturing the same

#79
20100151809
2010-06-17

Method and apparatus for co-channel interference detection in a radio

#80
20100130158
2010-05-27

Low-cost receiver using tracking filter

#81
20100102894
2010-04-29

Digitally controlled oscillator with improved digital frequency calibration

#82
20100102889
2010-04-29

Systems and methods for tracking communication parameters over a plurality of frequency bands

#83
20100097261
2010-04-22

Digitizer with variable sampling clock and method using the same

#84
20100069085
2010-03-18

Method and system for sharing a clock reference signal within an integrated mobile device

#85
20100045388
2010-02-25

Accuracy on-chip clock generator for multi-clock driven single chip solution

#86
20100013546
2010-01-21

Systems and methods for filter tuning using binary search algorithm

#87
20100009645
2010-01-14

Controlling fine frequency changes in an oscillator

#88
20100001818
2010-01-07

Memory cell based array of tuning circuit

#89
20090318102
2009-12-24

Radio wave receiving apparatus

#90
20090316620
2009-12-24

Reference oscillator management for wireless devices having position determination functionality

#91
20090275300
2009-11-05

Receiver and receiving method of FM signal

#92
20090268856
2009-10-29

Demodulation device, demodulation device control method, demodulation device control program, and recording medium with recorded demodulation device control program

#93
20090244401
2009-10-01

Electronic apparatus, dispersion adjustment method of IC internal component section of electronic apparatus and IC

#94
20090191828
2009-07-30

Method and system for flexible FM tuning

#95
20090167444
2009-07-02

Inductor and capacitor-based clock generator and timing/frequency reference

#96
20090163225
2009-06-25

Systems and methods for automatically searching a database to tune a frequency modulator in a mobile device

#97
20090163162
2009-06-25

DIRECT CONVERSION RECEIVING ARCHITECTURE WITH AN INTEGRATED TUNER SELF ALIGNMENT FUNCTION

#98
20090135306
2009-05-28

RECEIVER HAVING A TUNING CAPACITANCE

#99
20090098843
2009-04-16

Method of selecting audio contents received from an audio or audio-visual receiver and receiver selecting the contents in accordance with the method

#100
20090083821
2009-03-26

Broadcast receiving apparatus

#101
20090079515
2009-03-26

Varactor tuning for a narrow band filter having shunt capacitors with different capacitance values

#102
20090054022
2009-02-26

Semiconductor device for use in radio tuner and method for manufacturing the same

#103
20090023457
2009-01-22

METHOD AND SYSTEM FOR UTILIZING POSITIONAL INFORMATION OF TAGGED DATA WHEN PROCESSING INFORMATION IN WIRELESS DEVICES

#104
20080290970
2008-11-27

Device for monitoring multiple broadcast signals

#105
20080280570
2008-11-13

Hybrid techniques for antenna retuning utilizing transmit and receive power information

#106
20080273645
2008-11-06

Methods and apparatus for crystal oscillator drift estimation and compensation

#107
20080227418
2008-09-18

RF radio and method for monitoring multiple channels to acquire warning alert data

#108
20080221753
2008-09-11

Method For Selecting Audio Content To Be Played In A Vehicle

#109
20080198272
2008-08-21

Digital broadcasting receiving apparatus

#110
20080194219
2008-08-14

FM receiver with digitally controlled antenna tuning circuitry

#111
20080186115
2008-08-07

Method for adjusting tuning circuit and receiver circuit

#112
20080176527
2008-07-24

Radio-frequency tuner with differential converter

#113
20080176526
2008-07-24

RF radio and method for monitoring warning alert data

#114
20080158050
2008-07-03

Method for acquisition of GPS signals and GPS receiver with sample time error and frequency offset compensation

#115
20080150645
2008-06-26

Discrete clock generator and timing/frequency reference

#116
20080143454
2008-06-19

Integrated clock generator and timing/frequency reference

#117
20080139194
2008-06-12

Compensation for Frequency Adjustment in Mobile Communication-Positioning Device With Shared Oscillator

#118
20080136714
2008-06-12

Antenna tuner with zero volts impedance fold back

#119
20080132178
2008-06-05

Performing automatic frequency control

#120
20080125118
2008-05-29

Frequency control

#121
20080070529
2008-03-20

Tuner module

#122
20080069286
2008-03-20

Computation spreading for spur reduction in a digital phase lock loop

#123
20080064412
2008-03-13

Mobile electronic apparatus capable of assisting car radio in tuning radio channel

#124
20080039116
2008-02-14

Method and apparatus for compensating an oscillator in a location-enabled wireless device

#125
20070296548
2007-12-27

Resonant circuit tuning system using magnetic field coupled reactive elements

#126
20070288983
2007-12-13

Broadcast Receiving Apparatus

#127
20070281653
2007-12-06

Multimode receiver control method and apparatus

#128
20070274420
2007-11-29

Method and Apparatus for Scanning for Digital Subchannels in a Hybrid Analog/Digital Broadcast

#129
20070178863
2007-08-02

AM/FM tuner saw filter-less architecture using AM frequency band up-conversion

#130
20070155350
2007-07-05

Method of frequency planning in an ultra wide band system

#131
20070149154
2007-06-28

Technique for determining a tuning frequency of an audio receiver

#132
20070116150
2007-05-24

Radio receiver, system on a chip integrated circuit and methods for use therewith

#133
20070083898
2007-04-12

Band upconverter approach to KA/KU signal distribution

#134
20070070255
2007-03-29

Television system with controlled tuning

#135
20070060082
2007-03-15

Receiving apparatus

#136
20070049224
2007-03-01

Radio-frequency tuner with differential converter

#137
20070042734
2007-02-22

Tuner and broadcasting signal receiver including the same

#138
20070042732
2007-02-22

Tuner and method for selecting a channel using band-selection filter and broadcast signal receiver including the tuner

#139
20070010222
2007-01-11

Channel mapping for mobile media content transmission

#140
20070008437
2007-01-11

Television tuner having an improved frequency characteristic of a receiver signal

#141
20070008046
2007-01-11

Baseband RC filter pole and on-chip current tracking system

#142
20070001823
2007-01-04

Controlling fine frequency changes in an oscillator

#143
20060293007
2006-12-28

Display system and FM signal transferring method thereof

#144
20060270337
2006-11-30

Method and system for flexible FM tuning

#145
20060250196
2006-11-09

Varactor tuning for a narrow band filter including an automatically controlled tuning system

#146
20060208939
2006-09-21

Interrogator of communication system

#147
20060197694
2006-09-07

Integrated circuit with reduced coupling noise

#148
20060192707
2006-08-31

Integrated circuit with reduced analog coupling noise

#149
20060158268
2006-07-20

Discrete clock generator and timing/frequency reference

#150
20060158267
2006-07-20

Inductor and capacitor-based clock generator and timing/frequency reference

#151
20060154669
2006-07-13

Method of providing broadcast service and broadcasting receiver therefor

#152
20060154615
2006-07-13

Methods and apparatus for tuning in an inductive system

#153
20060152293
2006-07-13

Integrated clock generator and timing/frequency reference

#154
20060121864
2006-06-08

Methods and apparatus for calibrating oscillators in a receiver

#155
20060119741
2006-06-08

Tuning apparatus

#156
20060111063
2006-05-25

Tuning method and apparatus for reducing interference between adjacent channels

#157
20060099962
2006-05-11

Apparatus and method for tuning a broadcast channel

#158
20060094465
2006-05-04

Method and apparatus for compensating an oscillator in a location-enabled wireless device

#159
20060084396
2006-04-20

Smart tuning AM transmitter

#160
20060068743
2006-03-30

Receiver of double conversion system with antenna tuning with variable capacitance using digital-to-analog converter having temperature coefficient setting section

#161
20060063503
2006-03-23

Receiver and tuner with electronically tuned filter

#162
20060045216
2006-03-02

Apparatus and method for automatic frequency correction for a receiver system

#163
20060018409
2006-01-26

Digital television receiver and method of recovering incoming digital television signal

#164
20060009245
2006-01-12

Wireless audio transmission/reception system and using method therefor

#165
20050272381
2005-12-08

Automatic wireless efm channel hopping

#166
20050266818
2005-12-01

Television receiver suitable for multi-standard operation and method therefor

#167
20050264370
2005-12-01

Reference oscillator

#168
20050225679
2005-10-13

Receiver

#169
20050219132
2005-10-06

Tunable antenna circuit, particularly for contactless integrated circuit reader

#170
20050212612
2005-09-29

Tunable filter and portable telephone

#171
20050212590
2005-09-29

High-speed Gm-C tuning

#172
20050208913
2005-09-22

Intelligent radio scanning

#173
20050151598
2005-07-14

Method for tuning a radio filter, a radio filter and a system comprising such a radio filter

#174
20050148309
2005-07-07

Automatic tuning apparatus for filter and communication instrument

#175
20050136870
2005-06-23

Technique for determining a tuning frequency of an audio receiver

#176
20050130601
2005-06-16

Methods and apparatus for tuning in an inductive system

#177
20050088254
2005-04-28

Integrated channel filter and method of operation

#178
20050062523
2005-03-24

Dynamically adjustable decoupling capacitance to reduce gate leakage current

#179
20050048928
2005-03-03

System and method for filtering signals in a transceiver

#180
20050040909
2005-02-24

Broadband integrated digitally tunable filters

#181
20050010946
2005-01-13

Method and device for installing broadcasting channels

#182
20050003787
2005-01-06

Method and device for compensating voltage-controlled crystal oscillator of mobile unit

#183
16849503
2023-08-29

Temperature controlled high power tuner

#184
16655890
2020-06-23

Universal automatic frequency control for multi-channel receivers

#185
16403944
2020-06-16

Method and system for control of tunable passive component based power filters

#186
15972130
2019-07-16

Active suppression controller with tracking and correction for multiple time-varying fundamental frequencies

#187
15782320
2018-06-26

Method for automatically adjusting a tunable passive antenna and a tuning unit, and apparatus for radio communication using this method

#188
15190826
2017-06-20

Antenna coil tuning mechanism