DE602006005076D1 - Polarmodulations-Übertragungsschaltung und Kommunikationseinrichtung - Google Patents

Polarmodulations-Übertragungsschaltung und Kommunikationseinrichtung

Info

Publication number
DE602006005076D1
DE602006005076D1 DE602006005076T DE602006005076T DE602006005076D1 DE 602006005076 D1 DE602006005076 D1 DE 602006005076D1 DE 602006005076 T DE602006005076 T DE 602006005076T DE 602006005076 T DE602006005076 T DE 602006005076T DE 602006005076 D1 DE602006005076 D1 DE 602006005076D1
Authority
DE
Germany
Prior art keywords
communication device
transmission circuit
polar modulation
modulation transmission
polar
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602006005076T
Other languages
English (en)
Inventor
Toru Matsuura
Hisashi Adachi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Panasonic 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 Panasonic Corp filed Critical Panasonic Corp
Publication of DE602006005076D1 publication Critical patent/DE602006005076D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04L27/361—Modulation using a single or unspecified number of carriers, e.g. with separate stages of phase and amplitude modulation
    • 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
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • H04L27/368—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion adaptive predistortion

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
DE602006005076T 2005-04-27 2006-04-26 Polarmodulations-Übertragungsschaltung und Kommunikationseinrichtung Active DE602006005076D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005129270 2005-04-27
PCT/JP2006/309197 WO2006118318A1 (en) 2005-04-27 2006-04-26 Polar modulation transmission circuit and communication device

Publications (1)

Publication Number Publication Date
DE602006005076D1 true DE602006005076D1 (de) 2009-03-19

Family

ID=36642450

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006005076T Active DE602006005076D1 (de) 2005-04-27 2006-04-26 Polarmodulations-Übertragungsschaltung und Kommunikationseinrichtung

Country Status (6)

Country Link
US (1) US7688156B2 (de)
EP (1) EP1875702B1 (de)
JP (1) JP2008539601A (de)
CN (1) CN101167326B (de)
DE (1) DE602006005076D1 (de)
WO (1) WO2006118318A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4777020B2 (ja) * 2005-08-29 2011-09-21 京セラ株式会社 無線通信システム、無線通信装置、増幅率決定方法、及びプログラム
US8760994B2 (en) * 2005-10-28 2014-06-24 Qualcomm Incorporated Unitary precoding based on randomized FFT matrices
US20080171523A1 (en) * 2006-12-20 2008-07-17 Sony Ericsson Mobile Communications Ab Power Amplifier Bias Control
WO2008099724A1 (en) * 2007-02-14 2008-08-21 Panasonic Corporation Linc transmission circuit and communication device using the same
JP2009273110A (ja) * 2008-04-10 2009-11-19 Panasonic Corp ポーラ変調送信装置及びポーラ変調送信方法
KR101104143B1 (ko) * 2008-11-24 2012-01-13 한국전자통신연구원 무선 통신 시스템에서 신호의 송신 장치 및 방법
KR101201205B1 (ko) * 2008-12-02 2012-11-15 한국전자통신연구원 폴라 송신기의 이득 제어 장치 및 방법
JP5157959B2 (ja) * 2009-02-27 2013-03-06 ヤマハ株式会社 Ｄ級増幅器
US8565344B2 (en) 2009-07-02 2013-10-22 Panasonic Corporation Transmission circuit and communication device
JP2011188123A (ja) * 2010-03-05 2011-09-22 Panasonic Corp ポーラ変調方式を用いた送信回路及び通信機器
KR20130045178A (ko) * 2011-10-25 2013-05-03 한국전자통신연구원 신호 송수신 방법 및 그 장치
CN102570999A (zh) * 2011-12-26 2012-07-11 苏州云芯微电子科技有限公司 基于共模反馈的可变增益自适应偏置功率放大器
US9240757B2 (en) 2012-10-05 2016-01-19 Nec Corporation Transmission apparatus and transmission method
KR102257344B1 (ko) * 2014-09-29 2021-05-27 삼성전자주식회사 무선 통신 시스템에서 전력 증폭기의 비선형적 특성을 개선하기 위한 장치 및 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5125303B1 (de) * 1971-02-10 1976-07-30
US4972440A (en) * 1988-09-23 1990-11-20 Hughes Aircraft Company Transmitter circuit for efficiently transmitting communication traffic via phase modulated carrier signals
JPH10126164A (ja) 1996-10-18 1998-05-15 Matsushita Electric Ind Co Ltd 高効率電力増幅器
US5973557A (en) * 1996-10-18 1999-10-26 Matsushita Electric Industrial Co., Ltd. High efficiency linear power amplifier of plural frequency bands and high efficiency power amplifier
US6101224A (en) * 1998-10-07 2000-08-08 Telefonaktiebolaget Lm Ericsson Method and apparatus for generating a linearly modulated signal using polar modulation
US6366177B1 (en) * 2000-02-02 2002-04-02 Tropian Inc. High-efficiency power modulators
DE10131849A1 (de) * 2001-06-27 2003-01-16 Deutsche Telekom Ag Verfahren zur Vermeidung von Störausstrahlungen bei AM-Sendern für digitale Übertragung
US7171170B2 (en) * 2001-07-23 2007-01-30 Sequoia Communications Envelope limiting for polar modulators
US7502422B2 (en) * 2003-06-04 2009-03-10 M/A—COM, Inc. Electromagnetic wave transmitter systems, methods and articles of manufacture
US7072626B2 (en) * 2003-04-30 2006-07-04 Telefonaktiebolaget Lm Ericsson (Publ) Polar modulation transmitter
CN1306719C (zh) * 2003-06-05 2007-03-21 中兴通讯股份有限公司 一种用于sdh传输系统线路衰减补偿的自适应均衡装置
JP2005045782A (ja) 2003-07-08 2005-02-17 Matsushita Electric Ind Co Ltd 変調回路装置、変調方法、及び無線通信装置
US7023292B2 (en) * 2003-12-17 2006-04-04 Telefonaktiebolaget L.M. Dericsson Polar modulation using amplitude modulated quadrature signals

Also Published As

Publication number Publication date
US20090079511A1 (en) 2009-03-26
JP2008539601A (ja) 2008-11-13
EP1875702A1 (de) 2008-01-09
EP1875702B1 (de) 2009-02-04
CN101167326A (zh) 2008-04-23
CN101167326B (zh) 2010-09-29
WO2006118318A1 (en) 2006-11-09
US7688156B2 (en) 2010-03-30

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