JP4684641B2 - 移動無線装置及び送信タイミング制御方法 - Google Patents
移動無線装置及び送信タイミング制御方法 Download PDFInfo
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- JP4684641B2 JP4684641B2 JP2004365646A JP2004365646A JP4684641B2 JP 4684641 B2 JP4684641 B2 JP 4684641B2 JP 2004365646 A JP2004365646 A JP 2004365646A JP 2004365646 A JP2004365646 A JP 2004365646A JP 4684641 B2 JP4684641 B2 JP 4684641B2
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- Prior art keywords
- reception
- timing
- reception timing
- transmission
- information
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Time-Division Multiplex Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Description
11 アンテナ
12 RF部
13 AD変換器
14 DA変換器
20 ディジタル部
21 復調部
22 自動利得制御部
23 受信タイミング補正部
24 受信タイミング抽出部
25 受信タイミング情報生成部
26 送信タイミング情報生成部
27 送信タイミング補正部
28 タイミング制御部
29 変調部
30 ベースバンド信号処理部
Claims (2)
- TDMA−TDD通信方式に於ける移動無線装置に於いて、
受信信号の受信タイミングを受信タイミング補正情報に基づいて補正し、受信タイミングの補正された受信信号を出力する受信タイミング補正部と、
該受信タイミング補正部からの受信信号の受信タイミング位相情報を抽出する受信タイミング抽出部と、
該受信タイミング抽出部からの受信タイミング位相情報を基に、前記受信タイミング補正部にて用いられる前記受信タイミング補正情報を生成する受信タイミング情報生成部と、
該受信タイミング情報生成部からの受信タイミング補正情報を基に送信タイミング補正情報を生成する送信タイミング情報生成部と、
該送信タイミング情報生成部からの送信タイミング補正情報を基に送信データの送信タイミングを補正する送信タイミング補正部とを備え、
前記送信タイミング情報生成部は、前記受信タイミング補正情報で表される位相角の極性を反転させる手段を有し、前記極性反転で得られた位相角を表す前記送信タイミング補正情報を生成する
ことを特徴とする移動無線装置。 - 受信信号の受信タイミングを受信タイミング補正情報に基づいて補正し、受信タイミングの補正された受信信号を出力する受信タイミング補正部と、
該受信タイミング補正部からの受信信号の受信タイミング位相情報を抽出する受信タイミング抽出手段と、
該受信タイミング抽出手段からの受信タイミング位相情報を基に、前記受信タイミング補正部にて用いられる前記受信タイミング補正情報を生成する受信タイミング情報生成部とを有する
TDMA−TDD方式の移動無線装置における送信タイミング制御方法であって、
前記受信タイミング情報生成部からの前記受信タイミング補正情報で表される位相角の極性を反転させて、該極性反転で得られた位相角を表す送信タイミング補正情報を生成し、
該送信タイミング補正情報に従って送信データの送信タイミングを補正する過程を含む
ことを特徴とする送信タイミング制御方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004365646A JP4684641B2 (ja) | 2004-12-17 | 2004-12-17 | 移動無線装置及び送信タイミング制御方法 |
Applications Claiming Priority (1)
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JP2004365646A JP4684641B2 (ja) | 2004-12-17 | 2004-12-17 | 移動無線装置及び送信タイミング制御方法 |
Publications (2)
Publication Number | Publication Date |
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JP2006174215A JP2006174215A (ja) | 2006-06-29 |
JP4684641B2 true JP4684641B2 (ja) | 2011-05-18 |
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JP2004365646A Expired - Fee Related JP4684641B2 (ja) | 2004-12-17 | 2004-12-17 | 移動無線装置及び送信タイミング制御方法 |
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JP (1) | JP4684641B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4862135B2 (ja) * | 2006-10-27 | 2012-01-25 | 株式会社Jvcケンウッド | 移動局用デジタル無線機及び制御方法 |
EP2117249A1 (en) * | 2007-01-31 | 2009-11-11 | Fujitsu Limited | Mobile station, mobile communication system, and method for controlling transmission timing in mobile station |
KR20130053449A (ko) * | 2010-10-28 | 2013-05-23 | 후지쯔 가부시끼가이샤 | 무선 통신 장치 및 무선 통신 방법 |
US11134459B1 (en) | 2018-09-20 | 2021-09-28 | Hitachi Kokusai Electric Inc. | Wireless communication system and wireless communication device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11331066A (ja) * | 1998-05-21 | 1999-11-30 | Mitsubishi Electric Corp | 無線通信装置及び移動体無線通信システム |
JP2000299658A (ja) * | 1999-04-13 | 2000-10-24 | Toshiba Corp | 移動無線端末装置 |
JP2001156866A (ja) * | 1999-09-17 | 2001-06-08 | Matsushita Electric Ind Co Ltd | 受信機および送受信機 |
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2004
- 2004-12-17 JP JP2004365646A patent/JP4684641B2/ja not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11331066A (ja) * | 1998-05-21 | 1999-11-30 | Mitsubishi Electric Corp | 無線通信装置及び移動体無線通信システム |
JP2000299658A (ja) * | 1999-04-13 | 2000-10-24 | Toshiba Corp | 移動無線端末装置 |
JP2001156866A (ja) * | 1999-09-17 | 2001-06-08 | Matsushita Electric Ind Co Ltd | 受信機および送受信機 |
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