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TW200713938A - Improvements for integrated RF circuits - Google Patents

Improvements for integrated RF circuits

Info

Publication number
TW200713938A
TW200713938A TW095125252A TW95125252A TW200713938A TW 200713938 A TW200713938 A TW 200713938A TW 095125252 A TW095125252 A TW 095125252A TW 95125252 A TW95125252 A TW 95125252A TW 200713938 A TW200713938 A TW 200713938A
Authority
TW
Taiwan
Prior art keywords
chip
response
integrated
signal response
circuits
Prior art date
Application number
TW095125252A
Other languages
English (en)
Inventor
Jari J Heikkinen
Original Assignee
Nokia Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nokia Corp filed Critical Nokia Corp
Publication of TW200713938A publication Critical patent/TW200713938A/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3211—Modifications of amplifiers to reduce non-linear distortion in differential amplifiers
    • 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
    • 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
    • H03F2200/372—Noise reduction and elimination in amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Networks Using Active Elements (AREA)
TW095125252A 2005-07-11 2006-07-11 Improvements for integrated RF circuits TW200713938A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20055401A FI20055401A0 (fi) 2005-07-11 2005-07-11 Parannuksia integroituihin RF-piireihin

Publications (1)

Publication Number Publication Date
TW200713938A true TW200713938A (en) 2007-04-01

Family

ID=34803269

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095125252A TW200713938A (en) 2005-07-11 2006-07-11 Improvements for integrated RF circuits

Country Status (4)

Country Link
US (1) US20070037544A1 (zh)
FI (1) FI20055401A0 (zh)
TW (1) TW200713938A (zh)
WO (1) WO2007006868A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI422148B (zh) * 2009-12-10 2014-01-01 Ralink Technology Corp 複數濾波器及校正方法

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006039704B4 (de) * 2006-08-17 2011-01-20 Atmel Automotive Gmbh Kompensationsschaltung für eine Mischstufe
US7821315B2 (en) * 2007-11-08 2010-10-26 Qualcomm Incorporated Adjustable duty cycle circuit
US8615205B2 (en) * 2007-12-18 2013-12-24 Qualcomm Incorporated I-Q mismatch calibration and method
US8970272B2 (en) * 2008-05-15 2015-03-03 Qualcomm Incorporated High-speed low-power latches
US7994872B2 (en) * 2008-07-21 2011-08-09 Applied Materials, Inc. Apparatus for multiple frequency power application
US8712357B2 (en) * 2008-11-13 2014-04-29 Qualcomm Incorporated LO generation with deskewed input oscillator signal
US8718574B2 (en) 2008-11-25 2014-05-06 Qualcomm Incorporated Duty cycle adjustment for a local oscillator signal
US8847638B2 (en) * 2009-07-02 2014-09-30 Qualcomm Incorporated High speed divide-by-two circuit
US8791740B2 (en) 2009-07-16 2014-07-29 Qualcomm Incorporated Systems and methods for reducing average current consumption in a local oscillator path
KR101118919B1 (ko) * 2009-07-27 2012-02-27 주식회사 에이스테크놀로지 송수신모듈을 내장한 기지국 안테나장치
US8478220B2 (en) * 2010-03-16 2013-07-02 Rf Micro Devices, Inc. Discrete time polyphase mixer
US8854098B2 (en) 2011-01-21 2014-10-07 Qualcomm Incorporated System for I-Q phase mismatch detection and correction
US9154077B2 (en) 2012-04-12 2015-10-06 Qualcomm Incorporated Compact high frequency divider
US9467128B2 (en) 2014-03-28 2016-10-11 Texas Instruments Incorporated Linearization circuit for high frequency signal phase adjustment
US9825665B2 (en) * 2015-05-27 2017-11-21 Avago Technologies General Ip (Singapore) Pte. Ltd. Self-interference cancellation for full-duplex communication using a phase and gain adjusted transmit signal
WO2018036627A1 (en) * 2016-08-25 2018-03-01 Huawei Technologies Co., Ltd. Integrated amplifier
US10374554B2 (en) * 2017-12-27 2019-08-06 Qualcomm Incorporated Differential amplifier with complementary unit structure
JP7532741B2 (ja) 2020-05-21 2024-08-14 インテル・コーポレーション レーダ装置、システム、および方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5406220A (en) * 1993-11-01 1995-04-11 Motorola Inc. Pole/zero compensation in cascode amplifiers
US6046640A (en) * 1997-11-07 2000-04-04 Analog Devices, Inc. Switched-gain cascode amplifier using loading network for gain control
US6226509B1 (en) * 1998-09-15 2001-05-01 Nortel Networks Limited Image reject mixer, circuit, and method for image rejection
US6211737B1 (en) * 1999-07-16 2001-04-03 Philips Electronics North America Corporation Variable gain amplifier with improved linearity
US6215355B1 (en) * 1999-10-13 2001-04-10 Tropian, Inc. Constant impedance for switchable amplifier with power control
US6300831B1 (en) * 1999-12-21 2001-10-09 Texas Instruments Incorporated Compensating a Gm-boosted folded-cascode amplifier
US6801089B2 (en) * 2001-05-04 2004-10-05 Sequoia Communications Continuous variable-gain low-noise amplifier
JP2003152512A (ja) * 2001-11-08 2003-05-23 Mitsubishi Electric Corp 多相信号発生器
KR100441463B1 (ko) * 2001-12-26 2004-07-23 한국전자통신연구원 저역통과필터 및 고역통과필터 특성의 로드를 이용한 능동직교위상신호 발생기
US6696897B1 (en) * 2002-08-14 2004-02-24 Applied Microcircuits Corp. System and method for voltage controlled oscillator phase interpolation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI422148B (zh) * 2009-12-10 2014-01-01 Ralink Technology Corp 複數濾波器及校正方法

Also Published As

Publication number Publication date
FI20055401A0 (fi) 2005-07-11
US20070037544A1 (en) 2007-02-15
WO2007006868A1 (en) 2007-01-18

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