JP2009105968A5 - - Google Patents
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- JP2009105968A5 JP2009105968A5 JP2009026157A JP2009026157A JP2009105968A5 JP 2009105968 A5 JP2009105968 A5 JP 2009105968A5 JP 2009026157 A JP2009026157 A JP 2009026157A JP 2009026157 A JP2009026157 A JP 2009026157A JP 2009105968 A5 JP2009105968 A5 JP 2009105968A5
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- JP
- Japan
- Prior art keywords
- signal
- known signal
- sequences
- data signal
- ofdm packet
- Prior art date
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Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71692605P | 2005-09-15 | 2005-09-15 | |
| US60/716,926 | 2005-09-15 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007145819A Division JP4290210B2 (ja) | 2005-09-15 | 2007-05-31 | 無線装置 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011226732A Division JP5361972B2 (ja) | 2005-09-15 | 2011-10-14 | 無線lan用無線装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009105968A JP2009105968A (ja) | 2009-05-14 |
| JP2009105968A5 true JP2009105968A5 (enExample) | 2009-08-13 |
| JP4884488B2 JP4884488B2 (ja) | 2012-02-29 |
Family
ID=37453394
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006178042A Active JP3989512B2 (ja) | 2005-09-15 | 2006-06-28 | 無線装置 |
| JP2007145819A Active JP4290210B2 (ja) | 2005-09-15 | 2007-05-31 | 無線装置 |
| JP2008272402A Active JP4290218B2 (ja) | 2005-09-15 | 2008-10-22 | 無線lan用無線装置 |
| JP2008302066A Active JP4290220B2 (ja) | 2005-09-15 | 2008-11-27 | 無線lan用無線装置 |
| JP2009026157A Active JP4884488B2 (ja) | 2005-09-15 | 2009-02-06 | 無線lan用無線装置 |
| JP2011226732A Active JP5361972B2 (ja) | 2005-09-15 | 2011-10-14 | 無線lan用無線装置 |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006178042A Active JP3989512B2 (ja) | 2005-09-15 | 2006-06-28 | 無線装置 |
| JP2007145819A Active JP4290210B2 (ja) | 2005-09-15 | 2007-05-31 | 無線装置 |
| JP2008272402A Active JP4290218B2 (ja) | 2005-09-15 | 2008-10-22 | 無線lan用無線装置 |
| JP2008302066A Active JP4290220B2 (ja) | 2005-09-15 | 2008-11-27 | 無線lan用無線装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011226732A Active JP5361972B2 (ja) | 2005-09-15 | 2011-10-14 | 無線lan用無線装置 |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US7899413B2 (enExample) |
| EP (1) | EP1925104B1 (enExample) |
| JP (6) | JP3989512B2 (enExample) |
| KR (2) | KR100937802B1 (enExample) |
| CN (2) | CN103220030B (enExample) |
| DE (1) | DE602006019279D1 (enExample) |
| TW (2) | TWI422176B (enExample) |
| WO (1) | WO2007032413A1 (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4065276B2 (ja) * | 2004-11-12 | 2008-03-19 | 三洋電機株式会社 | 送信方法およびそれを利用した無線装置 |
| JP3989512B2 (ja) * | 2005-09-15 | 2007-10-10 | 三洋電機株式会社 | 無線装置 |
| JP5044165B2 (ja) | 2006-08-14 | 2012-10-10 | 株式会社東芝 | マルチアンテナ無線通信システムにおける送信機、受信機及び方法 |
| MY162287A (en) | 2007-10-01 | 2017-05-31 | Panasonic Corp | Radio communication device and response signal spreading method |
| JP5328059B2 (ja) * | 2009-02-18 | 2013-10-30 | エルジー エレクトロニクス インコーポレイティド | 共存的チャネルアクセス方法 |
| US8301177B2 (en) * | 2009-03-03 | 2012-10-30 | Intel Corporation | Efficient paging operation for femtocell deployment |
| EP2491663B1 (en) | 2009-10-23 | 2015-07-29 | Marvell World Trade Ltd. | Training sequence indication for WLAN |
| CN102598803B (zh) | 2009-11-03 | 2016-06-01 | 马维尔国际贸易有限公司 | 通信设备中的功率节省 |
| JP5259809B2 (ja) * | 2011-12-05 | 2013-08-07 | 株式会社東芝 | マルチアンテナ無線通信システムにおける送信機、受信機及び方法 |
| JP5210441B1 (ja) * | 2012-01-10 | 2013-06-12 | 株式会社エヌ・ティ・ティ・ドコモ | 無線リソースの管理方法および管理装置 |
| WO2016057292A1 (en) * | 2014-10-07 | 2016-04-14 | Intel Corporation | Parallel transmission of high efficiency signal field |
| JP2023519401A (ja) * | 2020-03-31 | 2023-05-10 | ソニーグループ株式会社 | 参照シグナリングのための方法、送信側ノード及び受信側ノード |
Family Cites Families (53)
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| JP2002026796A (ja) | 1998-04-07 | 2002-01-25 | Matsushita Electric Ind Co Ltd | 無線通信装置及び無線通信システム |
| JP3581282B2 (ja) * | 1999-09-17 | 2004-10-27 | 松下電器産業株式会社 | 基地局装置およびアンテナ制御方法 |
| US6473467B1 (en) | 2000-03-22 | 2002-10-29 | Qualcomm Incorporated | Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system |
| US6751187B2 (en) * | 2001-05-17 | 2004-06-15 | Qualcomm Incorporated | Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission |
| US20020193146A1 (en) | 2001-06-06 | 2002-12-19 | Mark Wallace | Method and apparatus for antenna diversity in a wireless communication system |
| US7269224B2 (en) * | 2001-09-17 | 2007-09-11 | Bae Systems Information And Electronic Systems Integration Inc. | Apparatus and methods for providing efficient space-time structures for preambles, pilots and data for multi-input, multi-output communications systems |
| GB0125178D0 (en) * | 2001-10-19 | 2001-12-12 | Koninkl Philips Electronics Nv | Method of operating a wireless communication system |
| JP3625280B2 (ja) * | 2001-11-02 | 2005-03-02 | 松下電器産業株式会社 | 通信方法、通信装置及び通信システム |
| SE0201103D0 (sv) | 2002-04-11 | 2002-04-11 | Ericsson Telefon Ab L M | Diagonally Layered Multi-Antenna Transmission for Frequency Selective Channels |
| JP2004080110A (ja) * | 2002-08-09 | 2004-03-11 | Samsung Yokohama Research Institute Co Ltd | 直交周波数分割多重通信システム、及び直交周波数分割多重無線機 |
| GB2392065B (en) | 2002-08-15 | 2004-12-29 | Toshiba Res Europ Ltd | Signal decoding methods and apparatus |
| US7263385B2 (en) | 2002-08-23 | 2007-08-28 | Qualcomm Incorporated | System and method for beamforming with data rate control feedback |
| AR045704A1 (es) * | 2002-09-04 | 2005-11-09 | Qualcomm Inc | Estimacion de canales para sistemas de comunicaciones |
| US7002900B2 (en) * | 2002-10-25 | 2006-02-21 | Qualcomm Incorporated | Transmit diversity processing for a multi-antenna communication system |
| US8320301B2 (en) | 2002-10-25 | 2012-11-27 | Qualcomm Incorporated | MIMO WLAN system |
| FR2848747A1 (fr) | 2002-12-16 | 2004-06-18 | France Telecom | Procede et dispositif multi-antenne de transmission de signaux |
| US7310379B2 (en) | 2002-12-30 | 2007-12-18 | Motorola, Inc. | Polarization state techniques for wireless communications |
| JPWO2004075451A1 (ja) | 2003-01-29 | 2006-06-01 | 三菱電機株式会社 | マルチキャリア無線通信システム、送信装置および受信装置 |
| US20040192216A1 (en) | 2003-03-31 | 2004-09-30 | Marzetta Thomas Louis | Training for MIMO communication systems |
| US7406055B2 (en) | 2003-04-21 | 2008-07-29 | Mitsubishi Denki Kabushiki Kaisha | Radio communication apparatus, transmitter apparatus, receiver apparatus and radio communication system |
| JP4536435B2 (ja) * | 2003-06-30 | 2010-09-01 | パナソニック株式会社 | 送信方法及び送信装置 |
| EP1639776B1 (en) * | 2003-06-30 | 2015-08-26 | Agere Systems, Inc. | Methods and apparatus for backwards compatible communication in a multiple antenna communication system using time orthogonal symbols |
| WO2005006699A1 (en) * | 2003-06-30 | 2005-01-20 | Agere Systems Inc. | Methods and apparatus for backwards compatible communication in a multiple antenna communication system using fdm-based preamble structures |
| JP4323985B2 (ja) | 2003-08-07 | 2009-09-02 | パナソニック株式会社 | 無線送信装置及び無線送信方法 |
| KR100950646B1 (ko) * | 2003-10-16 | 2010-04-01 | 삼성전자주식회사 | 다입다출 직교주파수분할다중 통신 시스템의 동기화를위한 프리앰블 전송 방법 |
| US7616698B2 (en) * | 2003-11-04 | 2009-11-10 | Atheros Communications, Inc. | Multiple-input multiple output system and method |
| JP4212548B2 (ja) | 2003-12-26 | 2009-01-21 | 株式会社東芝 | 無線送信装置、無線受信装置、無線送信方法及び無線受信方法 |
| EP1700507A1 (en) | 2003-12-30 | 2006-09-13 | Telecom Italia S.p.A. | Method and system for electromagnetic field evaluation |
| US8194771B2 (en) * | 2004-01-27 | 2012-06-05 | Agere Systems Inc. | Transmission method and apparatus in a multiple antenna communication system |
| TWI253811B (en) * | 2004-01-28 | 2006-04-21 | Sanyo Electric Co | Transmission method and device, reception method and device, and communication system using the same |
| JP4130191B2 (ja) | 2004-01-28 | 2008-08-06 | 三洋電機株式会社 | 送信装置 |
| US7457232B2 (en) * | 2004-02-04 | 2008-11-25 | Texas Instruments Incorporated | Frequency switched preamble design to minimize channel estimation time in MIMO communications systems |
| US7586881B2 (en) * | 2004-02-13 | 2009-09-08 | Broadcom Corporation | MIMO wireless communication greenfield preamble formats |
| US7444134B2 (en) * | 2004-02-13 | 2008-10-28 | Broadcom Corporation | Device and method for transmitting long training sequence for wireless communications |
| US7423989B2 (en) | 2004-02-13 | 2008-09-09 | Broadcom Corporation | Preamble formats for MIMO wireless communications |
| KR100798968B1 (ko) * | 2004-03-13 | 2008-01-28 | 삼성전자주식회사 | 직교 분할 다중 접속 시스템에서 파일럿 신호 송수신 방법 및 장치 |
| US7551589B2 (en) | 2004-04-02 | 2009-06-23 | Lg Electronics Inc. | Frame structure of uplink control information transmission channel in MIMO communication system |
| US7623439B2 (en) * | 2004-05-20 | 2009-11-24 | Webster Mark A | Cyclic diversity systems and methods |
| US8089855B2 (en) * | 2004-06-04 | 2012-01-03 | Qualcomm Incorporated | Transmission of overhead information for broadcast and multicast services in a wireless communication system |
| WO2006002310A2 (en) * | 2004-06-22 | 2006-01-05 | Conexant Systems, Inc. | Legacy compatible spatial multiplexing systems and methods |
| EP1787414B1 (en) * | 2004-06-24 | 2012-01-11 | Nortel Networks Limited | Preambles in ofdma system |
| US7773535B2 (en) * | 2004-08-12 | 2010-08-10 | Motorola, Inc. | Method and apparatus for closed loop transmission |
| JP4364100B2 (ja) | 2004-09-28 | 2009-11-11 | 株式会社東芝 | 無線通信装置 |
| US7436903B2 (en) * | 2004-09-29 | 2008-10-14 | Intel Corporation | Multicarrier transmitter and method for transmitting multiple data streams with cyclic delay diversity |
| JP4065276B2 (ja) | 2004-11-12 | 2008-03-19 | 三洋電機株式会社 | 送信方法およびそれを利用した無線装置 |
| JP2006178042A (ja) | 2004-12-21 | 2006-07-06 | Oki Data Corp | 画像形成装置 |
| US20060227891A1 (en) * | 2005-04-07 | 2006-10-12 | Samsung Electronics Co., Ltd. | Method of channel estimation for MIMO-OFDM using phase rotated low overhead preamble |
| US8014463B2 (en) * | 2005-05-25 | 2011-09-06 | Qualcomm Incorporated | Delay diversity and spatial rotation systems and methods |
| US7738356B2 (en) * | 2005-06-28 | 2010-06-15 | Broadcom Corporation | Multiple stream cyclic-shifted delay transmitter |
| US7742390B2 (en) * | 2005-08-23 | 2010-06-22 | Agere Systems Inc. | Method and apparatus for improved long preamble formats in a multiple antenna communication system |
| JP4841331B2 (ja) * | 2005-09-14 | 2011-12-21 | 三洋電機株式会社 | 無線装置およびそれを利用した通信システム |
| JP3989512B2 (ja) | 2005-09-15 | 2007-10-10 | 三洋電機株式会社 | 無線装置 |
| JP4881796B2 (ja) | 2007-06-08 | 2012-02-22 | 日立アロカメディカル株式会社 | X線ct装置 |
-
2006
- 2006-06-28 JP JP2006178042A patent/JP3989512B2/ja active Active
- 2006-09-07 CN CN201210544583.5A patent/CN103220030B/zh not_active Expired - Fee Related
- 2006-09-07 CN CN200680003246.8A patent/CN101107792B/zh not_active Expired - Fee Related
- 2006-09-07 EP EP06810117A patent/EP1925104B1/en active Active
- 2006-09-07 WO PCT/JP2006/318210 patent/WO2007032413A1/en not_active Ceased
- 2006-09-07 DE DE602006019279T patent/DE602006019279D1/de active Active
- 2006-09-07 KR KR1020077028748A patent/KR100937802B1/ko active Active
- 2006-09-07 KR KR1020097022355A patent/KR101124122B1/ko active Active
- 2006-09-08 TW TW095133214A patent/TWI422176B/zh active
- 2006-09-08 TW TW102144351A patent/TWI499233B/zh active
- 2006-09-15 US US11/521,488 patent/US7899413B2/en active Active
-
2007
- 2007-05-31 JP JP2007145819A patent/JP4290210B2/ja active Active
-
2008
- 2008-10-22 JP JP2008272402A patent/JP4290218B2/ja active Active
- 2008-11-27 JP JP2008302066A patent/JP4290220B2/ja active Active
-
2009
- 2009-02-06 JP JP2009026157A patent/JP4884488B2/ja active Active
-
2011
- 2011-01-11 US US13/004,571 patent/US8380141B2/en active Active
- 2011-10-14 JP JP2011226732A patent/JP5361972B2/ja active Active
-
2013
- 2013-01-18 US US13/745,085 patent/US8976732B2/en active Active
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