СПИСОК патентов США - подгруппа МПК16 H04B15/04


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№ п/п Номер патента Название патента

2017

19596038Random spread spectrum modulation
29584228Clock control circuit and transmitter
39548788Frequency conversion system with improved spurious response and frequency agility
49537343Electric power transmission apparatus for vehicle

2016

59473254Apparatus and design method
69455729Method and apparatus for avoiding spurs in chip
79444512Semiconductor device and high-frequency module
89444510Method and apparatus for incorporating passive devices in an integrated passive device separate from a die
99438288System providing reduced intermodulation distortion
109417723Method for controlling operation of touch panel and portable terminal supporting the same
119414262Interference suppression method and apparatus
129413399Mobile wireless communications device providing enhanced interference mitigation from wireline transmitter and related methods
139408157Power control
149400861Method of optimizing the design of an electronic device with respect to electromagnetic emissions based on frequency spreading introduced by software, computer program product for carrying out the method and associated article of manufacture
159391658Method and apparatus for cancellation of interference from a spread spectrum phase lock loop
169386716Electronic device having a waterproof structure
179386382Hearing aid compatible mobile electronic device
189374155Apparatus and method for reducing TDMA noise in terminal
199331739System and method for transmitting ancillary data
209325434Systems and methods for reducing digital interference of external signals
219312967Communication device
229312898Apparatus and a method for handling a received signal, and a mixer unit
239270326Adaptive clock spreading for platform RFI mitigation
249258019Communication device

2015

259225438System-level adaptive minimization of interference in multi-function radios
269209912Circuit devices and methods for re-clocking an input signal
279209911Radio with a switched mode power supply
289203529Via placement in radio frequency shielding applications
299191128Spread spectrum clock generator and method for generating spread spectrum clock signal
309178691Apparatus for correcting signal, transmission apparatus, method of correcting signal, and transmission system
319172414Method and device for implementing radio frequency coexistence management strategy in wireless devices
329160825Communication module
339160465Spur cancellation systems and related methods
349103725System and method of electromagnetic radiation control
359100163Transmitter, receiver, method for transmitting and method for receiving
369083437Front-end transceiver
379059795Process and apparatus for reducing EMI in the RF subsystem of a wireless communication system
388981858Spread spectrum oscillator

2014

398817894Method and device for sending signals between a radio frequency circuit and a baseband circuit
408738331Increased reliability in the processing of digital signals

2013

418462976Voice conference system

2005

426952138Generation of a phase locked loop output signal having reduced spurious spectral components
436950642System and method for reducing noise in a recording receiver
446937679Spread spectrum clocking tolerant receivers
456931237Communication device
466904112Method for modulating a basic clock signal for digital circuits and clock modulator for implementing the method
476898420Method and apparatus for avoiding spurious signal receiver desensitizing
486895046System and method of providing a spread spectrum pulse width modulator clock
496894982Wireless communication terminal and method of controlling operation clock for processing transmitting/receiving data in the same
506882197Method for generating an output clock-pulse and a corresponding clock-pulse generation circuit
516850754Information processing apparatus and clock control method

2004

526822499Clock modulating circuit
536819912Variable frequency switching amplifier and method therefor
546804497Partitioned radio-frequency apparatus and associated methods
556798303Clock signal generating device
566768376Dual mode class D amplifiers
576763254Portable information terminal having wireless communication device
586741660Method for modulation of a basic clock for digital circuits, and a modulator for carrying out the method
596737904Clock circuit, GSM phone, and methods of reducing electromagnetic interference
606731713Method and apparatus for reducing RF emission levels in a portable electronic device
616731667Zero-delay buffer circuit for a spread spectrum clock system and method therefor
626727773Method of generating a clock, a clock generation device, and electronic apparatuses having a clock generation device
636720943Data interface device
646711694Apparatus and method for generating a modulated clock signal including harmonics that exhibit a known sideband configuration
656687319Spread spectrum clocking of digital signals

2003

666658043Method and apparatus for providing multiple spread spectrum clock generator circuits with overlapping output frequencies
676650193Oscillator with a noise reduction function, a writer, and a method of controlling a writer
686647075Digital tuner with optimized clock frequency and integrated parallel CIC filter and local oscillator
696643317Digital spread spectrum circuit
706597226Application specific integrated circuit architecture utilizing spread spectrum clock generator module for reducing EMI emissions
716587670Dual mode class D amplifiers
726587568Hearing aid and method for operating a hearing aid to suppress electromagnetic disturbance signals
736553057Circuit and method for linear control of a spread spectrum transition
746518813Clock generating circuit and semiconductor integrated circuit using the same

2002

756501307Spread-spectrum clock buffer/driver that modulates clock period by switching loads
766483880Radio equipment and peripheral apparatus
776449319Receiver with a clock signal generator
786442188Phase locked loop
796392461Clock modulator
806381476Portable radio terminal
816373909Communications terminal having a receiver and method for removing known interferers from a digitized intermediate frequency signal
826366174Method and apparatus for providing a clock generation circuit for digitally controlled frequency or spread spectrum clocking
836345172Radio system which overcomes signal interference from clock oscillation circuit

2001

846292507Method and apparatus for compensating a spread spectrum clock generator
856263449Data processor having radio communication function and method of controlling frequency of clock signals in data processor
866249876Frequency jittering control for varying the switching frequency of a power supply
876246335Portable information equipment system and control method thereof
886240127Method for reducing interference, and synthesizer arrangement
896240123Asynchronous spread spectrum clocking
906212241Digital modulated signal receiver
916192228Method and apparatus for improving the sensitivity of an RF receiver at certain frequencies

2000

926167103Variable spread spectrum clock
936151488Multi-tuner receiver for concurrent reception of mutually different signals
946134282Method for lowpass filter calibration in a satellite receiver
956064869Suppression of noise between phase lock loops in a selective call receiver and method therefor
966052564Portable individual calling device
976035184Signal processing circuit
986014063Method and apparatus for reducing radiated electromagnetic emissions from harmonic frequencies for electronic equipment

1999

996006071RF communications system operable in the presence of a repetitive interference source and related methods
1005995552Radio equipment and peripheral apparatus
1015963604Communication signal receiver with sampling frequency control
1025937000Method and apparatus for embedding auxiliary data in a primary data signal
1035929683Clock generator for generating a system clock causing little electromagnetic interference
1045926514Apparatus for clock shifting in an integrated transceiver
1055907799Process for operating at least one receiver of radio signals, placed in the vicinity of a radiating facility or apparatus
1065894517High-speed backplane bus with low RF radiation

1998

1075847612Interference-free broadband television tuner
1085842037Interference reduction in TDM-communication/computing devices
1095841202EMI prevention circuit for a car-mounted electronic control unit
1105822360Method and apparatus for transporting auxiliary data in audio signals
1115812940Reducing interference from oscillators in electronic equipment
1125812936Energy-efficient time-division radio that reduces the induction of baseband interference
1135812590Frequency spreading clock modulation
1145811999Power converter having switching frequency phase locked to system clock
1155765113Method and apparatus for avoiding desensitization of a radio frequency receiver
1165745848Method and apparatus for eliminating interference caused by spurious signals in a communication device
1175742900Voltage-variable biased inverting limiter for RFI suppression overview
1185737356Spectral spreading apparatus for reducing electromagnetic radiation from a transmission line used for high data rate communication in a computerized tomography system
1195732329Radio transmitter/receiver
1205731728Digital modulated clock circuit for reducing EMI spectral density

1997

1215671220Satellite channel interface in indoor unit used for satellite data communication
1225659339Method and apparatus for reducing electromagnetic interference radiated by flat panel display systems
1235649160Noise reduction in integrated circuits and circuit assemblies
1245640697Wideband multiple conversion receiver system with means for avoiding receiver spurs by combined switching of multiple local oscillator frequencies
1255633582Combined signal level meter and leakage detector
1265630224Method and apparatus for avoiding desensitization of a radio frequency receiver
1275604928Portable electronic device with radio communication and controlled computer status

1996

1285493210Combined signal level meter and leakage detector

1995

1295471663Expanded microcomputer system for controlling radio frequency interference
1305471660Channel selecting method for radio receiver and highspeed scanning type radio receiver
1315457817Tuner of a double superheterodyne receiver
1325437060Apparatus and method for reducing interference in a communications system
1335430392Clock system and method for reducing the measured level of unintentional electromagnetic emissions from an electronic device
1345426392Spread clock source for reducing electromagnetic interference generated by digital circuits
1355422919EMI suppression coding

1994

1365283807EMI suppression coding
1375276915Transceiver having a divide-down transmit offset scheme

1993

1385230094Method and apparatus for intermediate frequency selection in a heterodyne receiver
1395226058Spread spectrum data processor clock
1405212833Microcomputer controlled synthesizer-type radio receiver

1992

1415084685Microcomputer having an integrated RC oscillator with programmable frequency

1985

1424507796Electronic apparatus having low radio frequency interference from system clock signal

1983

1434403350Interference avoidance electronic system for an automotive vehicle

1980

1444223245Magnetron device exhibiting reduced microwave leakage
1454197499Telecontrol message transmission system
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017