JP2018532295A - 低雑音増幅器およびノッチフィルタ - Google Patents

低雑音増幅器およびノッチフィルタ Download PDF

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Publication number
JP2018532295A
JP2018532295A JP2018509886A JP2018509886A JP2018532295A JP 2018532295 A JP2018532295 A JP 2018532295A JP 2018509886 A JP2018509886 A JP 2018509886A JP 2018509886 A JP2018509886 A JP 2018509886A JP 2018532295 A JP2018532295 A JP 2018532295A
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Japan
Prior art keywords
lna
notch
signal
frequency
coupled
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JP2018509886A
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English (en)
Japanese (ja)
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JP2018532295A5 (enExample
Inventor
ハジール・ヘダヤティ
ミラド・ダルヴィシ
リ−チュン・チャン
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クアルコム，インコーポレイテッド
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Application filed by クアルコム，インコーポレイテッド filed Critical クアルコム，インコーポレイテッド
Publication of JP2018532295A publication Critical patent/JP2018532295A/ja
Publication of JP2018532295A5 publication Critical patent/JP2018532295A5/ja
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/109—Means associated with receiver for limiting or suppressing noise or interference by improving strong signal performance of the receiver when strong unwanted signals are present at the receiver input
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/20—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F2203/21—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F2203/211—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H03F2203/21106—An input signal being distributed in parallel over the inputs of a plurality of power amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H04B2001/1063—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal using a notch filter

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Transceivers (AREA)
  • Networks Using Active Elements (AREA)
JP2018509886A 2015-08-25 2016-07-25 低雑音増幅器およびノッチフィルタ Pending JP2018532295A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/835,569 US9692470B2 (en) 2015-08-25 2015-08-25 Low noise amplifier and notch filter
US14/835,569 2015-08-25
PCT/US2016/043890 WO2017034724A1 (en) 2015-08-25 2016-07-25 Low noise amplifier and notch filter

Publications (2)

Publication Number Publication Date
JP2018532295A true JP2018532295A (ja) 2018-11-01
JP2018532295A5 JP2018532295A5 (enExample) 2019-08-15

Family

ID=56555876

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018509886A Pending JP2018532295A (ja) 2015-08-25 2016-07-25 低雑音増幅器およびノッチフィルタ

Country Status (7)

Country Link
US (1) US9692470B2 (enExample)
EP (1) EP3342051B1 (enExample)
JP (1) JP2018532295A (enExample)
KR (1) KR20180044288A (enExample)
CN (1) CN107925427B (enExample)
TW (1) TWI707550B (enExample)
WO (1) WO2017034724A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10547289B2 (en) * 2018-04-25 2020-01-28 Qualcomm Incorporated High order miller N-path filter
US10727894B2 (en) * 2018-04-30 2020-07-28 Skyworks Solutions, Inc. Front end systems with switched termination for enhanced intermodulation distortion performance
US10567017B2 (en) * 2018-06-19 2020-02-18 Mediatek Inc. Saw-less design in low supply voltage and single-ended receiver and associated signal processing method
CN109257065B (zh) * 2018-08-17 2020-11-03 Oppo（重庆）智能科技有限公司 一种消除共存干扰的方法及电路、终端
US10735035B1 (en) * 2019-03-11 2020-08-04 Apple Inc. Sensor circuit with tracking filter and leakage rejection
US11387857B2 (en) * 2019-12-06 2022-07-12 Silicon Laboratories Inc. Dynamically reconfigurable frequency selective attenuator for radio frequency receiver front end
CN110971251A (zh) * 2019-12-25 2020-04-07 中电科航空电子有限公司 机载电磁波设备、及抗干扰系统、方法及装置
US11901931B2 (en) * 2021-09-09 2024-02-13 Qualcomm Incorporated Transmit diversity power leakage detection and filtering in antenna compensator power detector
CN115804583B (zh) * 2022-11-23 2025-05-30 深圳先进技术研究院 基于有源滤波器的磁粒子成像方法及其相关设备

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11177357A (ja) * 1997-12-10 1999-07-02 Fujitsu Ltd 利得可変増幅回路
JP2003318729A (ja) * 2002-04-26 2003-11-07 Sony Corp データリカバリ回路およびこれを用いたディスク装置
JP2004297771A (ja) * 2003-03-07 2004-10-21 Matsushita Electric Ind Co Ltd フィルタ
JP2009147512A (ja) * 2007-12-12 2009-07-02 Yokogawa Electric Corp プリエンファシス回路
JP2010022009A (ja) * 2009-08-14 2010-01-28 Qualcomm Inc 送信漏れ信号除去用適応フィルタ
JP2011514124A (ja) * 2008-03-11 2011-04-28 クゥアルコム・インコーポレイテッド 送信漏れキャンセルを備えた高い線形性受信機
JP2012182809A (ja) * 2007-03-27 2012-09-20 Qualcomm Inc 無線通信装置における送信信号漏出の排除

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3369189A (en) 1964-07-24 1968-02-13 Navy Usa Variable feedback notch filter
EP1813030B1 (en) 2004-11-15 2012-01-18 Qualcomm Incorporated Adaptive filter for transmit leakage signal rejection
US7312738B2 (en) * 2005-10-27 2007-12-25 Texas Instruments Incorporated Apparatus and method for sigma delta signal treatment
US7894779B2 (en) * 2006-06-22 2011-02-22 Honeywell International Inc. Apparatus and method for transmitting and receiving multiple radio signals over a single antenna
US8036623B2 (en) * 2007-03-13 2011-10-11 Qualcomm, Incorporated Wireless receiver with notch filter to reduce effects of transmit signal leakage
US8005448B1 (en) * 2007-05-10 2011-08-23 Rf Micro Devices, Inc. Radio frequency duplex filter for removing transmit signals from a receive path
CN101420246B (zh) * 2008-11-21 2013-09-11 华为技术有限公司 一种收发信机抵消发射干扰的方法、设备及收发信机
US20100317311A1 (en) 2009-06-10 2010-12-16 Broadcom Corporation Protection for SAW-Less Receivers
GB201003183D0 (en) * 2010-02-24 2010-04-14 M4S Nv Rejection of RF interferers and noise in a wireless communications transceiver
US9154178B2 (en) * 2010-05-17 2015-10-06 Tyco Electronics Services Gmbh Duplexer with enhanced isolation
US9112476B2 (en) * 2012-02-27 2015-08-18 Intel Deutschland Gmbh Second-order filter with notch for use in receivers to effectively suppress the transmitter blockers
US20130259099A1 (en) * 2012-03-30 2013-10-03 Qualcomm Incorporated Tunable notch filter using feedback through an existing feedback receiver
US8855593B2 (en) 2012-04-17 2014-10-07 Broadcom Corporation Saw-less receiver with notch at transmitter frequency
US9100099B2 (en) 2013-02-06 2015-08-04 Samsung Electronics Co., Ltd. Adaptive transmitter leakage cancelation in a transceiver
US9344124B2 (en) 2013-05-01 2016-05-17 Qualcomm Incorporated Jammer resistant noise cancelling receiver front end
US9209910B2 (en) 2013-08-30 2015-12-08 Qualcomm Incorporated Blocker filtering for noise-cancelling receiver

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11177357A (ja) * 1997-12-10 1999-07-02 Fujitsu Ltd 利得可変増幅回路
JP2003318729A (ja) * 2002-04-26 2003-11-07 Sony Corp データリカバリ回路およびこれを用いたディスク装置
JP2004297771A (ja) * 2003-03-07 2004-10-21 Matsushita Electric Ind Co Ltd フィルタ
JP2012182809A (ja) * 2007-03-27 2012-09-20 Qualcomm Inc 無線通信装置における送信信号漏出の排除
JP2009147512A (ja) * 2007-12-12 2009-07-02 Yokogawa Electric Corp プリエンファシス回路
JP2011514124A (ja) * 2008-03-11 2011-04-28 クゥアルコム・インコーポレイテッド 送信漏れキャンセルを備えた高い線形性受信機
JP2010022009A (ja) * 2009-08-14 2010-01-28 Qualcomm Inc 送信漏れ信号除去用適応フィルタ

Also Published As

Publication number Publication date
US9692470B2 (en) 2017-06-27
CN107925427B (zh) 2020-07-17
KR20180044288A (ko) 2018-05-02
TWI707550B (zh) 2020-10-11
US20170063414A1 (en) 2017-03-02
EP3342051A1 (en) 2018-07-04
TW201722092A (zh) 2017-06-16
WO2017034724A1 (en) 2017-03-02
CN107925427A (zh) 2018-04-17
EP3342051B1 (en) 2019-07-17

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