DE602006009480D1 - Sender und Leistungsverstärkungsverfahren - Google Patents

Sender und Leistungsverstärkungsverfahren

Info

Publication number
DE602006009480D1
DE602006009480D1 DE602006009480T DE602006009480T DE602006009480D1 DE 602006009480 D1 DE602006009480 D1 DE 602006009480D1 DE 602006009480 T DE602006009480 T DE 602006009480T DE 602006009480 T DE602006009480 T DE 602006009480T DE 602006009480 D1 DE602006009480 D1 DE 602006009480D1
Authority
DE
Germany
Prior art keywords
transmitter
power amplification
amplification method
power
amplification
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
DE602006009480T
Other languages
English (en)
Inventor
Alexander N Lozhkin
Takeshi Takano
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE602006009480D1 publication Critical patent/DE602006009480D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C5/00—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal
    • 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
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects
    • H04L27/2623—Reduction thereof by clipping

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
DE602006009480T 2006-03-30 2006-06-23 Sender und Leistungsverstärkungsverfahren Active DE602006009480D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006094232A JP4646845B2 (ja) 2006-03-30 2006-03-30 送信機

Publications (1)

Publication Number Publication Date
DE602006009480D1 true DE602006009480D1 (de) 2009-11-12

Family

ID=38212233

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006009480T Active DE602006009480D1 (de) 2006-03-30 2006-06-23 Sender und Leistungsverstärkungsverfahren

Country Status (4)

Country Link
US (1) US7574189B2 (de)
EP (1) EP1841158B1 (de)
JP (1) JP4646845B2 (de)
DE (1) DE602006009480D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200824378A (en) * 2006-08-17 2008-06-01 Interdigital Tech Corp Method and apparatus for reducing a peak-to-average power ratio in a multiple-input multiple-output system
US7768306B2 (en) * 2006-09-20 2010-08-03 Mediatek Inc. Low to high voltage conversion output driver
JP4653724B2 (ja) * 2006-11-30 2011-03-16 富士通株式会社 信号の帯域外電力を抑圧する送信機
US8457565B2 (en) * 2007-09-27 2013-06-04 Kyocera Corporation Power amplifier circuit, and transmitter and wireless communication device using the same
KR100973754B1 (ko) 2008-12-09 2010-08-04 한국항공대학교산학협력단 첨두값 감소를 위한 직교주파수분할다중화 송신 장치 및 그방법
FR2941339B1 (fr) * 2009-01-19 2011-02-18 Spidcom Technologies Procede et dispositif de reduction du bruit de quantification pour la transmission d'un signal multiporteuse
US8185065B2 (en) * 2009-10-15 2012-05-22 Crestcom, Inc. Transmitting unit that reduces PAPR using out-of-band distortion and method therefor
CA2798948A1 (en) * 2010-05-21 2011-11-24 Telecommunications Research Laboratories System and method for providing a wireless/power-line diversity communications channel
JP5874500B2 (ja) * 2012-04-02 2016-03-02 アイコム株式会社 通信機および通信方法
JP5958336B2 (ja) 2012-12-28 2016-07-27 富士通株式会社 送信信号電力制御装置及び通信装置
US9148182B2 (en) * 2013-10-09 2015-09-29 Maxlinear, Inc. Power combining power amplifier architectures and methods
US9843959B2 (en) * 2015-09-30 2017-12-12 Intel IP Corporation Interference mitigation by a scalable digital wireless modem
US10477476B2 (en) * 2016-09-29 2019-11-12 Intel IP Corporation Device and method to reduce power amplifier power consumption
JP2019536391A (ja) * 2016-11-09 2019-12-12 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 高周波伝送のための準定モジュラス合成波形
US20180234275A1 (en) * 2017-02-14 2018-08-16 Avago Technologies General Ip (Singapore) Pte. Ltd. Modulator-demodulator (modem) architecture for full duplex communciations
CN107483379B (zh) * 2017-06-30 2020-09-29 西安宇飞电子技术有限公司 一种针对tdd-ofdm系统优化定标装置及方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5533048A (en) * 1993-07-28 1996-07-02 Celeritas Technologies, Ltd. Apparatus and method for compensating for limiter induced non-linear distortion in a wireless data communication system
US5694433A (en) * 1994-09-14 1997-12-02 Ericsson Inc. Efficient linear power amplification
JP2718398B2 (ja) * 1995-06-30 1998-02-25 日本電気株式会社 Ｃｄｍａ基地局送信装置
US5825807A (en) * 1995-11-06 1998-10-20 Kumar; Derek D. System and method for multiplexing a spread spectrum communication system
JP2000151318A (ja) * 1998-11-10 2000-05-30 Fujitsu Ltd 無線携帯端末の周辺レベル検出装置
GB2349994B (en) * 1999-05-10 2003-06-04 Intek Global Technologies Ltd Apparatus for producing a radio-frequency signal
US6292054B1 (en) * 1999-11-19 2001-09-18 Lucent Technologies Inc. System and method for producing an amplified signal
JP2002261724A (ja) * 2001-02-27 2002-09-13 Matsushita Electric Ind Co Ltd Ｏｆｄｍ送信方法及び装置
JP2002368716A (ja) * 2001-06-12 2002-12-20 Nippon Hoso Kyokai <Nhk> Ｏｆｄｍ高能率電力増幅器
US7171170B2 (en) 2001-07-23 2007-01-30 Sequoia Communications Envelope limiting for polar modulators
DE10212569A1 (de) * 2002-03-12 2003-09-25 Deutsche Telekom Ag Verfahren für Sendeverstärker für den Mobilfunk
US6952567B2 (en) * 2003-09-26 2005-10-04 Skyworks Solutions, Inc. Envelope error extraction in IF/RF feedback loops
US7639747B2 (en) * 2003-10-23 2009-12-29 Harris Corporation System and method for reducing peak-to-average power ratio for multi-carrier communication systems
JP4477520B2 (ja) * 2005-02-18 2010-06-09 株式会社ルネサステクノロジ キャリアリーク低減送信回路
US7995663B2 (en) * 2005-06-27 2011-08-09 Panasonic Corporation Multicarrier transmitting apparatus and multicarrier transmitting method
US7894772B2 (en) * 2006-08-04 2011-02-22 Axiom Microdevices, Inc. Low distortion radio frequency (RF) limiter

Also Published As

Publication number Publication date
US7574189B2 (en) 2009-08-11
EP1841158A1 (de) 2007-10-03
JP4646845B2 (ja) 2011-03-09
JP2007274075A (ja) 2007-10-18
US20070232246A1 (en) 2007-10-04
EP1841158B1 (de) 2009-09-30

Similar Documents

Publication Publication Date Title
DE602006009480D1 (de) Sender und Leistungsverstärkungsverfahren
DE602005016760D1 (de) Leistungsverstärker und Sender
EP2101409A4 (de) Leistungsverstärkungseinrichtung
DE602006004792D1 (de) Potenzreihenvorverzerrer und Regelungsverfahren
BRPI0813328A2 (pt) Transmissor e método de transmissão
EP2005601A4 (de) Sender, leistungsverstärker und filterverfahren
GB2442313B (en) Low power vibration sensor and wireless transmitter system
DE602007001844D1 (de) Drahtloses Kommunikationsgerät und drahtloses Kommunikationsverfahren
DE602006008700D1 (de) Programmierbarer Sender
BRPI0920799A2 (pt) dispositivos de avanço mandibular, e, método de avanço mandibular
TWI349426B (en) Bias circuit and power amplifier
DE602007010204D1 (de) Funkkommunikationsgerät und Funkkommunikationsverfahren
DE602006008061D1 (de) Kommunikationsgerät und Kommunikationsverfahren
EP2442442A4 (de) Leistungsverstärker und transmitter
DE602006000145D1 (de) OFDM-Sender zur Spitzenleistungverringerung
DE602007010400D1 (de) Optischer Modulator und Sender
HK1128834A1 (en) Class-d amplifier and method therefor d
DE602007010526D1 (de) Funkkommunikationsgerät und Funkkommunikationsverfahren
DE602006020254D1 (de) Stromleitungs-kommunikationsvorrichtung und stromleitungs-kommunikationsverfahren
TWI340555B (en) Ad convertere and adconversion method
DE602007000899D1 (de) Förderverfahren und Fördervorrichtung
EP2013903A4 (de) Stressorintegration und verfahren dafür
EP2048018A4 (de) Leistungsabgabevorrichtung, fahrzeug mit der vorrichtung und verfahren zur steuerung der leistungsabgabevorrichtung
TWI350648B (en) Power amplifier, and power amplifier circuit
DE602007013315D1 (de) Kraftübertragungskette und Kraftübertragungsvorrichtung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE