KR100715080B1 - 캐리어 신호의 진폭 및 위상 에러에 대한 저 민감도를가진 변조기 - Google Patents

캐리어 신호의 진폭 및 위상 에러에 대한 저 민감도를가진 변조기 Download PDF

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Publication number
KR100715080B1
KR100715080B1 KR1020037006145A KR20037006145A KR100715080B1 KR 100715080 B1 KR100715080 B1 KR 100715080B1 KR 1020037006145 A KR1020037006145 A KR 1020037006145A KR 20037006145 A KR20037006145 A KR 20037006145A KR 100715080 B1 KR100715080 B1 KR 100715080B1
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KR
South Korea
Prior art keywords
signal
phase
modulation
receive
modulator
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Expired - Fee Related
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KR1020037006145A
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English (en)
Korean (ko)
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KR20030051779A (ko
Inventor
카말 구루칸왈 사호타
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콸콤 인코포레이티드
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1433—Balanced arrangements with transistors using bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1441—Balanced arrangements with transistors using field-effect transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1458—Double balanced arrangements, i.e. where both input signals are differential
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
    • H03D7/166—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature using two or more quadrature frequency translation stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2053—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases
    • H04L27/206—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/362—Modulation using more than one carrier, e.g. with quadrature carriers, separately amplitude modulated
    • H04L27/364—Arrangements for overcoming imperfections in the modulator, e.g. quadrature error or unbalanced I and Q levels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0016—Stabilisation of local oscillators

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Amplitude Modulation (AREA)
  • Transmitters (AREA)
KR1020037006145A 2000-11-03 2000-11-03 캐리어 신호의 진폭 및 위상 에러에 대한 저 민감도를가진 변조기 Expired - Fee Related KR100715080B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/030406 WO2002037787A1 (en) 2000-11-03 2000-11-03 Modulator with low sensitivity to amplitude and phase errors of the carrier signal

Publications (2)

Publication Number Publication Date
KR20030051779A KR20030051779A (ko) 2003-06-25
KR100715080B1 true KR100715080B1 (ko) 2007-05-07

Family

ID=21741963

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020037006145A Expired - Fee Related KR100715080B1 (ko) 2000-11-03 2000-11-03 캐리어 신호의 진폭 및 위상 에러에 대한 저 민감도를가진 변조기

Country Status (8)

Country Link
EP (2) EP1876703B1 (enExample)
JP (1) JP4708674B2 (enExample)
KR (1) KR100715080B1 (enExample)
CN (1) CN1235378C (enExample)
AT (2) ATE493820T1 (enExample)
AU (1) AU2001214630A1 (enExample)
DE (2) DE60037540T2 (enExample)
WO (1) WO2002037787A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6983024B2 (en) * 2003-03-18 2006-01-03 Qualcomm Inc. Quadra-polar modulator
US20090036064A1 (en) * 2007-07-31 2009-02-05 Ashoke Ravi Digital integrated transmitter based on four-path phase modulation
EP2146427A1 (en) * 2008-07-07 2010-01-20 Nxp B.V. Digital modulator
IT1395091B1 (it) * 2009-04-10 2012-09-05 Siae Microelettronica Spa Metodo e relativo dispositivo di elaborazione di segnali digitali per la modulazione di ampiezza in quadratura
JP5440022B2 (ja) * 2009-08-24 2014-03-12 ソニー株式会社 復調器
KR101454802B1 (ko) 2010-10-22 2014-11-03 한국전자통신연구원 비동기식 파이프라인 시스템, 스테이지 및 데이터 전송 방법
EP2901549B1 (en) 2012-09-28 2018-07-25 ViaSat Inc. Wideband double balanced image reject mixer
US9906152B2 (en) 2013-07-22 2018-02-27 Telefonaktiebolaget L M Ericsson (Publ) Frequency converter
US9088471B1 (en) * 2014-02-19 2015-07-21 Qualcomm Incorporated Quadrature combining and adjusting
US9628318B1 (en) * 2016-04-26 2017-04-18 Tm Ip Holdings, Llc Transpositional modulation communications
CN106817136B (zh) * 2017-02-21 2022-09-16 和芯星通科技(北京)有限公司 一种实现正交信号处理的方法、装置及接收机

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR880013312A (ko) * 1987-04-02 1988-11-30 더블유.제이.바움 디지탈 기술을 이용한 기저대 위상 변조기 장치
KR960706711A (ko) * 1993-12-07 1996-12-09 존 엠. 클락 3세 위상/주파수 변조기(phase/frequency modulator)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5111155A (en) * 1991-03-04 1992-05-05 Motorola, Inc. Distortion compensation means and method
US5412351A (en) * 1993-10-07 1995-05-02 Nystrom; Christian Quadrature local oscillator network
US5438301A (en) * 1994-07-25 1995-08-01 At&T Corp. Modem having a phase corrector and a voltage controlled oscillator implemented using a multi-stage ring oscillator
JP3115821B2 (ja) * 1995-04-14 2000-12-11 エイ・ティ・アンド・ティ・コーポレーション 変調回路
FR2739239B1 (fr) * 1995-09-27 1997-11-14 Alcatel Telspace Dispositif de correction d'un defaut de quadrature d'un modulateur en quadrature et/ou d'un demodulateur d'un signal a pluralite d'etats de phase, emetteur et recepteur correspondants
US6240142B1 (en) * 1998-01-07 2001-05-29 Qualcomm Incorporated Quadrature modulator and demodulator
DE19934215C1 (de) * 1999-07-21 2001-03-29 Rohde & Schwarz Quadraturmischer mit adaptiver Fehlerkompensation
DE10012003A1 (de) * 2000-03-11 2001-09-13 Philips Corp Intellectual Pty Sender und Verfahren zum Erzeugen eines Sendesignals

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR880013312A (ko) * 1987-04-02 1988-11-30 더블유.제이.바움 디지탈 기술을 이용한 기저대 위상 변조기 장치
KR960706711A (ko) * 1993-12-07 1996-12-09 존 엠. 클락 3세 위상/주파수 변조기(phase/frequency modulator)

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
1019880013312
1019960706711

Also Published As

Publication number Publication date
JP4708674B2 (ja) 2011-06-22
EP1876703A3 (en) 2008-04-02
AU2001214630A1 (en) 2002-05-15
ATE381838T1 (de) 2008-01-15
EP1330905A1 (en) 2003-07-30
HK1063546A1 (en) 2004-12-31
DE60037540D1 (de) 2008-01-31
ATE493820T1 (de) 2011-01-15
EP1876703B1 (en) 2010-12-29
KR20030051779A (ko) 2003-06-25
EP1876703A2 (en) 2008-01-09
JP2004527927A (ja) 2004-09-09
WO2002037787A1 (en) 2002-05-10
EP1330905B1 (en) 2007-12-19
DE60045454D1 (de) 2011-02-10
CN1488221A (zh) 2004-04-07
CN1235378C (zh) 2006-01-04
DE60037540T2 (de) 2008-12-24

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