CN101310435B - 多路径角度调制器增益的连续校准方法 - Google Patents

多路径角度调制器增益的连续校准方法 Download PDF

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Publication number
CN101310435B
CN101310435B CN2006800424727A CN200680042472A CN101310435B CN 101310435 B CN101310435 B CN 101310435B CN 2006800424727 A CN2006800424727 A CN 2006800424727A CN 200680042472 A CN200680042472 A CN 200680042472A CN 101310435 B CN101310435 B CN 101310435B
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China
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modulation
signal
input
circuit
output
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CN2006800424727A
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Chinese (zh)
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CN101310435A (zh
Inventor
小伊尔·W·麦丘恩
W·B·桑德
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Apple Inc
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Matsushita Electric Industrial Co Ltd
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0991—Modifications of modulator for regulating the mean frequency using a phase locked loop including calibration means or calibration methods
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0941—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation at more than one point in the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/095—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation to the loop in front of the voltage controlled oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0966—Modifications of modulator for regulating the mean frequency using a phase locked loop modulating the reference clock
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0975—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation in the phase locked loop at components other than the divider, the voltage controlled oscillator or the reference clock

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  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
CN2006800424727A 2005-11-15 2006-11-15 多路径角度调制器增益的连续校准方法 Active CN101310435B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/280,665 US7636386B2 (en) 2005-11-15 2005-11-15 Method of continuously calibrating the gain for a multi-path angle modulator
US11/280,665 2005-11-15
PCT/JP2006/323263 WO2007058371A1 (en) 2005-11-15 2006-11-15 Method of continuously calibrating the gain for a multi-path angle modulator

Publications (2)

Publication Number Publication Date
CN101310435A CN101310435A (zh) 2008-11-19
CN101310435B true CN101310435B (zh) 2012-09-12

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CN2006800424727A Active CN101310435B (zh) 2005-11-15 2006-11-15 多路径角度调制器增益的连续校准方法

Country Status (5)

Country Link
US (1) US7636386B2 (https=)
EP (1) EP1949531B1 (https=)
JP (1) JP4866855B2 (https=)
CN (1) CN101310435B (https=)
WO (1) WO2007058371A1 (https=)

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* Cited by examiner, † Cited by third party
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US8193866B2 (en) * 2007-10-16 2012-06-05 Mediatek Inc. All-digital phase-locked loop
US7746187B2 (en) * 2008-06-02 2010-06-29 Panasonic Corporation Self-calibrating modulator apparatuses and methods
US8054137B2 (en) * 2009-06-09 2011-11-08 Panasonic Corporation Method and apparatus for integrating a FLL loop filter in polar transmitters
JP5798433B2 (ja) 2011-10-05 2015-10-21 京セラ株式会社 無線通信システムおよび無線通信端末
JP6494888B2 (ja) * 2016-12-19 2019-04-03 三菱電機株式会社 Ｐｌｌ回路
KR102619757B1 (ko) 2020-04-28 2023-12-29 레이크 쇼어 크라이오트로닉스 인코포레이티드 다중-범위 재료 측정들에서 천이 효과들을 감소시키기 위한 레인징 시스템들 및 방법들

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JPS619009A (ja) * 1984-06-25 1986-01-16 Oki Electric Ind Co Ltd デイジタルａｇｃ回路
US4755774A (en) 1985-07-15 1988-07-05 Motorola Inc. Two-port synthesizer modulation system employing an improved reference phase modulator
JPS6272227A (ja) * 1985-09-26 1987-04-02 Fujitsu Ltd 自動利得制御回路
US5120997A (en) * 1989-03-06 1992-06-09 Raytheon Company Spread spection signal detector
JPH0770995B2 (ja) * 1989-03-14 1995-07-31 富士通株式会社 位相同期ループ
US5028887A (en) 1989-08-31 1991-07-02 Qualcomm, Inc. Direct digital synthesizer driven phase lock loop frequency synthesizer with hard limiter
JPH03175806A (ja) * 1989-12-05 1991-07-30 Fujitsu Ltd 自動利得調整装置
JPH03254510A (ja) * 1990-03-05 1991-11-13 Fujitsu Ltd 自動利得制御装置
JPH04239228A (ja) * 1991-01-11 1992-08-27 Fujitsu Ltd 無線受信装置の自動利得制御回路
JP3277376B2 (ja) * 1991-05-02 2002-04-22 ソニー株式会社 レベルコントロール装置
JPH06112746A (ja) * 1991-06-05 1994-04-22 Fujitsu Ltd 広帯域ａｇｃ回路
US5130676A (en) 1991-09-06 1992-07-14 Motorola, Inc. Phase locked loop frequency synthesizer with DC data modulation capability
CA2123477A1 (en) * 1994-05-12 1995-11-13 Thomas Atkin Denning Riley Delta-sigma fractional-n frequency synthesizer and frequency discriminator suitable for use therein
KR100322690B1 (ko) * 1994-06-30 2002-06-20 윤종용 디지탈타이밍복원회로
US5483203A (en) 1994-11-01 1996-01-09 Motorola, Inc. Frequency synthesizer having modulation deviation correction via presteering stimulus
US5565932A (en) * 1994-11-08 1996-10-15 Zenith Electronics Corp. AGC system with pilot using digital data reference
JP2836526B2 (ja) 1995-04-10 1998-12-14 日本電気株式会社 周波数シンセサイザ
IL117831A0 (en) * 1995-04-21 1996-08-04 Qualcomm Inc Temperature compensated automatic gain control
IL117058A (en) 1996-02-06 2000-06-29 Israel State Millimeter-wave (MMW) synthesizer with FSK modulation transmitter
US5983077A (en) 1997-07-31 1999-11-09 Ericsson Inc. Systems and methods for automatic deviation setting and control in radio transmitters
JPH11177358A (ja) * 1997-12-11 1999-07-02 Matsushita Electric Ind Co Ltd Ａｇｃ回路
US5952895A (en) * 1998-02-23 1999-09-14 Tropian, Inc. Direct digital synthesis of precise, stable angle modulated RF signal
US6094101A (en) 1999-03-17 2000-07-25 Tropian, Inc. Direct digital frequency synthesis enabling spur elimination
US6526265B1 (en) 1999-09-14 2003-02-25 Skyworks Solutions, Inc. Wireless transmitter having a modified translation loop architecture
US7076225B2 (en) * 2001-02-16 2006-07-11 Qualcomm Incorporated Variable gain selection in direct conversion receiver
AU2003293300A1 (en) * 2002-09-06 2004-05-04 Telefonaktiebolaget Lm Ericsson (Publ) Trimming of a two point phase modulator
US7164313B2 (en) * 2004-11-12 2007-01-16 Aspendos Communications Method and apparatus for opening a feedback loop

Also Published As

Publication number Publication date
EP1949531B1 (en) 2014-01-08
JP4866855B2 (ja) 2012-02-01
EP1949531A1 (en) 2008-07-30
US7636386B2 (en) 2009-12-22
WO2007058371A1 (en) 2007-05-24
JP2009516397A (ja) 2009-04-16
US20070109066A1 (en) 2007-05-17
CN101310435A (zh) 2008-11-19

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Patentee after: Apple Inc.

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Patentee before: INTEL Corp.