СПИСОК патентов США - подгруппа МПК16 H04B15/06



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№ п/п Номер патента Название патента

2017

19609547Wireless communication system and method for replacing at least part of an interference signal to mitigate interference

2016

29509354Homodyne receiver with improved linearity
39438288System providing reduced intermodulation distortion
49425906Mixer and mixing method
59425833Wireless devices having reduced clock feed-through
69419660Signal receiver with a duty-cycle controller
79413336Multiband-support radio-frequency module
89407379Circuit providing harmonic response rejection for a frequency mixer
99391823Methods and receiver for positioning of clock related spurious signals
109391648Radio frequency switch controller
119379749VCO-coupling mitigation in a multiple-carrier, carrier aggregation receiver
129374177Method, device, and system for processing communications system signal
139369217Cellular up-link harmonic spurs mitigation in Wi-Fi and bluetooth receivers
149350466Apparatus and method for generating RF without harmonic interference
159344130Leakage calibration for a frequency converter
169312891Matrix for use with a radio transceiver and methods thereto
179277446Interference mitigating method
189264269Electro-magnetic interference reduction for switched signal systems

2015

199226422System for spreading a spectrum linked to the usage of a switching regulator used in a receiver or display of a dashboard of an automobile
209224365Method and apparatus for reducing interference and mobile terminal
219209910Blocker filtering for noise-cancelling receiver
229203454FM receiver noise reduction
239160461Systems and methods for minimizing spurs through duty cycle adjustment
249154239Co-located frequency management and mitigation
259148233Method and system for coexistence in a multiband, multistandard communication system utilizing a plurality of phase locked loops
269124335Wideband receiver robust to radio frequency harmonics
279112546Process for performing near field communication (NFC) in an integrated circuit or package also including a FM receiver
289083455Reduced clock feed-through systems, methods and apparatus
299059796Wideband receiver robust to radio frequency harmonics
308977226Mobile terminal

2014

318909187Harmonic reject receiver architecture and mixer
328892225Wideband personal-radio recorder

2013

338600332Electronic devices having interferers aligned with receiver filters
348583071Methods and circuits for detecting and reporting high-energy particles using mobile phones and other portable computing devices
358374570Harmonic reject receiver architecture and mixer
368374569Harmonic reject receiver architecture and mixer
378374568Harmonic reject receiver architecture and mixer

2012

388285240Harmonic reject receiver architecture and mixer
398116482Low noise microphone for use in windy environments and/or in the presence of engine noise

2011

408010074Mixer circuits for second order intercept point calibration
417885630Mobile wireless communications device having buffered clock distribution network for microprocessor and RF circuits

2010

427860688Signal baseline processing device and processing method thereof
437809344Fractional carrier frequency offset estimator and method of estimating fractional carrier frequency offset between transmitter and receiver

2009

447505746IC receiver to minimize tracking error

2008

457363019Shaping the drive signal of a mixing device

2007

467289167Television tuner including distribution connectors
477268836Television tuner device generating intermediate-frequency signal free from harmonic interference of reference signal
487224749Method and apparatus for reducing re-radiation using techniques of universal frequency translation technology
497164895Antenna tuned circuit for a superheterodyne receiver

2006

507129994Television tuner having level of harmonics of oscillation signal suppressed low
517120409High frequency module and radio device using the same
527035615Mixer circuit having improved even order noise, DC offset, and linearity characteristic

2005

536950644Satellite broadcast receiving device having two local oscillation circuits and reduced spurious signal
546931237Communication device

2004

556760568Circuit and method for reducing local oscillator frequency transmission in a radio transceiver

2003

566567654Elimination of spurious signals in double conversion tuner using a dynamic intermediate frequency and a preselected crystal reference frequency
576564040Communication device and communication method
586522872Up/Down tuner

2002

596345175Apparatus and method for preventing beat interference

1993

605225792Oscillator circuit having means for switching between oscillator configurations

1989

614811425Apparatus for reducing the effects of local oscillator leakage in mixers employed in zero IF receivers

1987

624662001Tunable notch filter for image frequency and conducted local oscillator leakage rejection

1985

634542531Radio transmitter/receivers with non interferring local oscillator frequency
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017