JP2017525285A - 近距離ブロッカ及び送信漏出を排除するためのアーキテクチャ - Google Patents

近距離ブロッカ及び送信漏出を排除するためのアーキテクチャ Download PDF

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Publication number
JP2017525285A
JP2017525285A JP2017502094A JP2017502094A JP2017525285A JP 2017525285 A JP2017525285 A JP 2017525285A JP 2017502094 A JP2017502094 A JP 2017502094A JP 2017502094 A JP2017502094 A JP 2017502094A JP 2017525285 A JP2017525285 A JP 2017525285A
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Japan
Prior art keywords
biquadratic
signal
filter
path
auxiliary
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Pending
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JP2017502094A
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English (en)
Japanese (ja)
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JP2017525285A5 (enExample
Inventor
バヒド・ファー、モハンマド・バグハー
ワン、チェン−ハン
リッチモンド、ジェス・アーロン
ヌグイェン、シン・カト
コミジャニ、アッバス
ラジャビ、ヤシャー
カーリリ、アリレザ
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Qualcomm Inc
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Qualcomm Inc
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Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of JP2017525285A publication Critical patent/JP2017525285A/ja
Publication of JP2017525285A5 publication Critical patent/JP2017525285A5/ja
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/0422—Frequency selective two-port networks using transconductance amplifiers, e.g. gmC filters
    • H03H11/0433—Two integrator loop filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1217—Frequency selective two-port networks using amplifiers with feedback using a plurality of operational amplifiers
    • H03H11/1252—Two integrator-loop-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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Networks Using Active Elements (AREA)
  • Transceivers (AREA)
JP2017502094A 2014-07-15 2015-06-17 近距離ブロッカ及び送信漏出を排除するためのアーキテクチャ Pending JP2017525285A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/331,685 US9647638B2 (en) 2014-07-15 2014-07-15 Architecture to reject near end blockers and transmit leakage
US14/331,685 2014-07-15
PCT/US2015/036267 WO2016010669A1 (en) 2014-07-15 2015-06-17 Architecture to reject near end blockers and transmit leakage

Publications (2)

Publication Number Publication Date
JP2017525285A true JP2017525285A (ja) 2017-08-31
JP2017525285A5 JP2017525285A5 (enExample) 2018-07-05

Family

ID=53682784

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017502094A Pending JP2017525285A (ja) 2014-07-15 2015-06-17 近距離ブロッカ及び送信漏出を排除するためのアーキテクチャ

Country Status (5)

Country Link
US (1) US9647638B2 (enExample)
EP (1) EP3170263B1 (enExample)
JP (1) JP2017525285A (enExample)
CN (1) CN106537774A (enExample)
WO (1) WO2016010669A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10200067B1 (en) 2017-09-29 2019-02-05 Apple Inc. Radio frequency transceiver front-end systems and methods
CN108540106B (zh) * 2018-03-30 2022-02-01 东南大学 一种电流模射频带通滤波器
CN112751548B (zh) * 2019-10-31 2024-06-18 瑞昱半导体股份有限公司 滤波器以及运行方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05284182A (ja) * 1992-04-02 1993-10-29 Yamatake Honeywell Co Ltd 受信フィルタ回路
JP2002521904A (ja) * 1998-07-24 2002-07-16 グローバル・コミュニケーション・テクノロジー・インク 単一チップｃｍｏｓ送信器／受信器およびｖｃｏ−ミキサ構造
JP2008521357A (ja) * 2004-11-19 2008-06-19 クゥアルコム・インコーポレイテッド 狭帯域雑音低減のためのフィルタ及び可調整遅延ユニット
US20090072896A1 (en) * 2007-09-17 2009-03-19 Samsung Electronics Co., Ltd. Equalizer Filters Including a Low-Pass Filter Unit and an Equalizer Having a Group Delay Control Unit and Related Methods
JP2010522515A (ja) * 2007-03-23 2010-07-01 クゥアルコム・インコーポレイテッド 送信信号漏れによって生じる２次歪の低減

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6188281B1 (en) 1998-09-30 2001-02-13 Maxim Integrated Products, Inc. Linear transconductance circuits having class AB amplifiers parallel coupled with concave compensation circuits
US6184748B1 (en) 1998-09-30 2001-02-06 Lsi Logic Corporation Magnitude and group delay shaping circuit in continuous-time read channel filters
US7555263B1 (en) * 1999-10-21 2009-06-30 Broadcom Corporation Adaptive radio transceiver
CN100433542C (zh) * 2002-06-05 2008-11-12 Rf信息公司 用于处理电视信号的电路、接收机及方法
WO2005060095A1 (en) * 2003-12-12 2005-06-30 Dsp Group Inc. Complex filter with higher order pole
JP2005328260A (ja) 2004-05-13 2005-11-24 Mitsubishi Electric Corp バンドパスフィルタ
US8036623B2 (en) * 2007-03-13 2011-10-11 Qualcomm, Incorporated Wireless receiver with notch filter to reduce effects of transmit signal leakage
US7619472B1 (en) * 2008-06-04 2009-11-17 Newport Media, Inc. Noise-shaped blocker-reject amplifier
US8594603B2 (en) * 2009-11-08 2013-11-26 The Trustees Of Columbia University In The City Of New York Systems and methods for cancelling interferers in a receiver
US7986187B1 (en) 2010-03-04 2011-07-26 Bose Corporation Versatile audio power amplifier
WO2011117911A1 (ja) 2010-03-23 2011-09-29 富士通株式会社 周波数可変フィルタ
JP5665571B2 (ja) 2011-01-28 2015-02-04 ルネサスエレクトロニクス株式会社 半導体集積回路およびその動作方法
GB2500067A (en) 2012-03-09 2013-09-11 Renesas Mobile Corp An N-path filter for notching out unwanted signals in wireless receivers
KR20150053784A (ko) * 2012-09-05 2015-05-18 뉴랜스, 인코포레이티드. 바이쿼드 캘리브레이션

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05284182A (ja) * 1992-04-02 1993-10-29 Yamatake Honeywell Co Ltd 受信フィルタ回路
JP2002521904A (ja) * 1998-07-24 2002-07-16 グローバル・コミュニケーション・テクノロジー・インク 単一チップｃｍｏｓ送信器／受信器およびｖｃｏ−ミキサ構造
JP2008521357A (ja) * 2004-11-19 2008-06-19 クゥアルコム・インコーポレイテッド 狭帯域雑音低減のためのフィルタ及び可調整遅延ユニット
JP2011250428A (ja) * 2004-11-19 2011-12-08 Qualcomm Incorporated 狭帯域雑音低減のためのフィルタ及び可調整遅延ユニット
JP2011250427A (ja) * 2004-11-19 2011-12-08 Qualcomm Incorporated 狭帯域雑音低減のためのフィルタ及び可調整遅延ユニット
JP2010522515A (ja) * 2007-03-23 2010-07-01 クゥアルコム・インコーポレイテッド 送信信号漏れによって生じる２次歪の低減
US20090072896A1 (en) * 2007-09-17 2009-03-19 Samsung Electronics Co., Ltd. Equalizer Filters Including a Low-Pass Filter Unit and an Equalizer Having a Group Delay Control Unit and Related Methods

Also Published As

Publication number Publication date
EP3170263A1 (en) 2017-05-24
CN106537774A (zh) 2017-03-22
WO2016010669A1 (en) 2016-01-21
US9647638B2 (en) 2017-05-09
US20160020752A1 (en) 2016-01-21
EP3170263B1 (en) 2018-01-10

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