WO2008155819A1 - 電力増幅制御装置 - Google Patents
電力増幅制御装置 Download PDFInfo
- Publication number
- WO2008155819A1 WO2008155819A1 PCT/JP2007/062310 JP2007062310W WO2008155819A1 WO 2008155819 A1 WO2008155819 A1 WO 2008155819A1 JP 2007062310 W JP2007062310 W JP 2007062310W WO 2008155819 A1 WO2008155819 A1 WO 2008155819A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- phase modulation
- value phase
- power amplification
- compensation data
- amplification controller
- Prior art date
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
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
-
- 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
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
- H04B2001/0441—Circuits with power amplifiers with linearisation using feed-forward
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmitters (AREA)
Abstract
本発明は、送信デジタルデータ列にて複数種類の多値位相変調を行って電力増幅する電力増幅制御装置において、前記多値位相変調の種類に対応した補償データを格納する格納手段と、前記送信デジタルデータ列から前記多値位相変調の種類を示す多値位相変調情報を検出する検出手段と、前記検出した多値位相変調情報に基づいて前記格納された補償データのいずれかを選択する選択手段と、前記選択された補償データに基づいて前記電力増幅する際に発生する歪みを補償する補償手段とを有する。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009520173A JP4947144B2 (ja) | 2007-06-19 | 2007-06-19 | 電力増幅制御装置 |
PCT/JP2007/062310 WO2008155819A1 (ja) | 2007-06-19 | 2007-06-19 | 電力増幅制御装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2007/062310 WO2008155819A1 (ja) | 2007-06-19 | 2007-06-19 | 電力増幅制御装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008155819A1 true WO2008155819A1 (ja) | 2008-12-24 |
Family
ID=40155984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/062310 WO2008155819A1 (ja) | 2007-06-19 | 2007-06-19 | 電力増幅制御装置 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4947144B2 (ja) |
WO (1) | WO2008155819A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011199428A (ja) * | 2010-03-17 | 2011-10-06 | Fujitsu Ltd | 歪補償装置、増幅装置、送信装置および歪補償方法 |
JP2011199429A (ja) * | 2010-03-17 | 2011-10-06 | Fujitsu Ltd | 歪補償装置、増幅装置、送信装置および歪補償方法 |
WO2014185175A1 (ja) * | 2013-05-14 | 2014-11-20 | 株式会社日立国際電気 | 送信機 |
JP2017526303A (ja) * | 2014-09-04 | 2017-09-07 | ゼットティーイー コーポレーションZte Corporation | 電力増幅処理方法及び装置 |
JP2017220744A (ja) * | 2016-06-06 | 2017-12-14 | 日本電気株式会社 | 歪補償回路、歪補償方法及び送信機 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09186614A (ja) * | 1995-10-30 | 1997-07-15 | Fujitsu Ltd | 歪補償回路を有する送信装置 |
JP2004015769A (ja) * | 2002-06-12 | 2004-01-15 | Fujitsu Ltd | 送信増幅器 |
JP2006261969A (ja) * | 2005-03-16 | 2006-09-28 | Fujitsu Ltd | 歪補償装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3067061B2 (ja) * | 1992-12-18 | 2000-07-17 | 日本電産コパル株式会社 | レンズ駆動機構を兼用したシャッタ駆動機構 |
JP3446674B2 (ja) * | 1999-08-16 | 2003-09-16 | 松下電器産業株式会社 | 非線形歪補償装置 |
JP2001160718A (ja) * | 1999-12-03 | 2001-06-12 | Hitachi Kokusai Electric Inc | 電力増幅器及びそれを用いた線形歪み補償電力増幅回路装置 |
JP2001203772A (ja) * | 2000-01-24 | 2001-07-27 | Nec Corp | 非線形歪補償装置 |
JP2001244828A (ja) * | 2000-03-02 | 2001-09-07 | Hitachi Kokusai Electric Inc | 電力増幅器 |
JP2003037640A (ja) * | 2001-07-23 | 2003-02-07 | Mitsubishi Electric Corp | 無線通信装置の送信回路 |
JP2003258563A (ja) * | 2002-03-05 | 2003-09-12 | Hitachi Kokusai Electric Inc | プリディストーション方式歪み補償増幅装置 |
JP2007067584A (ja) * | 2005-08-29 | 2007-03-15 | Kyocera Corp | タイムスロット制御方法、通信システム、通信装置、及びプログラム |
-
2007
- 2007-06-19 WO PCT/JP2007/062310 patent/WO2008155819A1/ja active Application Filing
- 2007-06-19 JP JP2009520173A patent/JP4947144B2/ja not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09186614A (ja) * | 1995-10-30 | 1997-07-15 | Fujitsu Ltd | 歪補償回路を有する送信装置 |
JP2004015769A (ja) * | 2002-06-12 | 2004-01-15 | Fujitsu Ltd | 送信増幅器 |
JP2006261969A (ja) * | 2005-03-16 | 2006-09-28 | Fujitsu Ltd | 歪補償装置 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011199428A (ja) * | 2010-03-17 | 2011-10-06 | Fujitsu Ltd | 歪補償装置、増幅装置、送信装置および歪補償方法 |
JP2011199429A (ja) * | 2010-03-17 | 2011-10-06 | Fujitsu Ltd | 歪補償装置、増幅装置、送信装置および歪補償方法 |
WO2014185175A1 (ja) * | 2013-05-14 | 2014-11-20 | 株式会社日立国際電気 | 送信機 |
JPWO2014185175A1 (ja) * | 2013-05-14 | 2017-02-23 | 株式会社日立国際電気 | 送信機 |
JP2017526303A (ja) * | 2014-09-04 | 2017-09-07 | ゼットティーイー コーポレーションZte Corporation | 電力増幅処理方法及び装置 |
JP2017220744A (ja) * | 2016-06-06 | 2017-12-14 | 日本電気株式会社 | 歪補償回路、歪補償方法及び送信機 |
Also Published As
Publication number | Publication date |
---|---|
JP4947144B2 (ja) | 2012-06-06 |
JPWO2008155819A1 (ja) | 2010-08-26 |
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