CN1173499C - Ofdma信号传输装置及其方法 - Google Patents
Ofdma信号传输装置及其方法 Download PDFInfo
- Publication number
- CN1173499C CN1173499C CNB998009725A CN99800972A CN1173499C CN 1173499 C CN1173499 C CN 1173499C CN B998009725 A CNB998009725 A CN B998009725A CN 99800972 A CN99800972 A CN 99800972A CN 1173499 C CN1173499 C CN 1173499C
- Authority
- CN
- China
- Prior art keywords
- signal
- signals
- serial
- parallel
- converted
- 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.)
- Expired - Lifetime
Links
- 230000008054 signal transmission Effects 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 5
- 238000003786 synthesis reaction Methods 0.000 claims 5
- 230000001419 dependent effect Effects 0.000 claims 3
- 230000008707 rearrangement Effects 0.000 claims 3
- 230000002194 synthesizing effect Effects 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 description 96
- 238000010586 diagram Methods 0.000 description 33
- 230000000694 effects Effects 0.000 description 5
- 238000005562 fading Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- 238000010295 mobile communication Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
-
- 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
- H04L27/2626—Arrangements specific to the transmitter only
-
- 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
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2627—Modulators
- H04L27/2628—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP153214/1998 | 1998-06-02 | ||
JP15321498A JP3515690B2 (ja) | 1998-06-02 | 1998-06-02 | Ofdma信号伝送装置及び方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2004100396984A Division CN1538649A (zh) | 1998-06-02 | 1999-05-28 | 正交频分多址信号传输装置及其方法和基站装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1272991A CN1272991A (zh) | 2000-11-08 |
CN1173499C true CN1173499C (zh) | 2004-10-27 |
Family
ID=15557552
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998009725A Expired - Lifetime CN1173499C (zh) | 1998-06-02 | 1999-05-28 | Ofdma信号传输装置及其方法 |
CNA2004100396984A Pending CN1538649A (zh) | 1998-06-02 | 1999-05-28 | 正交频分多址信号传输装置及其方法和基站装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2004100396984A Pending CN1538649A (zh) | 1998-06-02 | 1999-05-28 | 正交频分多址信号传输装置及其方法和基站装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6726297B1 (zh) |
EP (1) | EP1001566B1 (zh) |
JP (1) | JP3515690B2 (zh) |
CN (2) | CN1173499C (zh) |
AU (1) | AU3956799A (zh) |
WO (1) | WO1999063691A1 (zh) |
Families Citing this family (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3127918B1 (ja) | 1999-07-14 | 2001-01-29 | 住友電気工業株式会社 | 路車間通信システム並びに路上通信局及び車載移動局 |
EP1277317A2 (en) | 2000-04-22 | 2003-01-22 | Atheros Communications, Inc. | Multi-carrier communication systems employing variable ofdm-symbol rates and number of carriers |
JP2001358692A (ja) * | 2000-06-14 | 2001-12-26 | Nec Corp | 直交周波数分割多重変復調回路 |
WO2002049306A2 (en) * | 2000-12-15 | 2002-06-20 | Broadstorm Telecommunications, Inc. | Multi-carrier communications with group-based subcarrier allocation |
US6947748B2 (en) * | 2000-12-15 | 2005-09-20 | Adaptix, Inc. | OFDMA with adaptive subcarrier-cluster configuration and selective loading |
KR100375350B1 (ko) | 2001-03-26 | 2003-03-08 | 삼성전자주식회사 | 직교 주파수 분할 다중 접속에 기반한 데이타 통신 장치및 방법 |
KR100781969B1 (ko) * | 2001-03-26 | 2007-12-06 | 삼성전자주식회사 | 직교 주파수 분할 다중 접속에 기반한 데이타 통신 장치및 방법 |
DE10127346C2 (de) * | 2001-06-06 | 2003-07-17 | Siemens Ag | Datenübertragungssystem auf Multiträgerbasis und Verfahren zum Unterdrücken von Störungen bei einem Datenübertragungssystem auf Multiträgerbasis |
JP4171261B2 (ja) | 2001-08-27 | 2008-10-22 | 松下電器産業株式会社 | 無線通信装置及び無線通信方法 |
JP4779279B2 (ja) * | 2001-09-28 | 2011-09-28 | ソニー株式会社 | 受信装置及び受信方法 |
US7418050B1 (en) * | 2002-05-09 | 2008-08-26 | Qualcomm Incorporated | MIMO modulation in a wireless network with at least one degenerate node |
WO2004038972A1 (en) | 2002-10-26 | 2004-05-06 | Electronics And Telecommunications Research Institute | Frequency hopping ofdma method using symbols of comb pattern |
US7042857B2 (en) | 2002-10-29 | 2006-05-09 | Qualcom, Incorporated | Uplink pilot and signaling transmission in wireless communication systems |
US6928062B2 (en) * | 2002-10-29 | 2005-08-09 | Qualcomm, Incorporated | Uplink pilot and signaling transmission in wireless communication systems |
KR100557158B1 (ko) * | 2003-11-12 | 2006-03-03 | 삼성전자주식회사 | 직교 주파수 분할 다중 방식을 사용하는 이동통신시스템에서 부반송파 할당을 위한 장치 및 방법 |
JP4780298B2 (ja) * | 2003-12-24 | 2011-09-28 | 日本電気株式会社 | 無線通信システム、無線通信装置及びそれに用いるリソース割当て方法 |
US7444240B2 (en) * | 2004-05-20 | 2008-10-28 | Ford Global Technologies, Llc | Collision avoidance system having GPS enhanced with OFDM transceivers |
US8891349B2 (en) | 2004-07-23 | 2014-11-18 | Qualcomm Incorporated | Method of optimizing portions of a frame |
EP1798883A4 (en) * | 2004-10-09 | 2014-08-20 | Zte Corp | METHOD FOR ALLOCATING THE FREQUENCY SPECTRUM BANDWIDTH OF AN OFDM AND OFDMA COEXISTENCE SYSTEM |
US7379446B2 (en) * | 2004-10-14 | 2008-05-27 | Qualcomm Incorporated | Enhanced beacon signaling method and apparatus |
CN102868510B (zh) | 2004-10-29 | 2016-04-20 | 夏普株式会社 | 通信方法和无线发射机 |
US7573851B2 (en) * | 2004-12-07 | 2009-08-11 | Adaptix, Inc. | Method and system for switching antenna and channel assignments in broadband wireless networks |
JP4668781B2 (ja) * | 2004-12-21 | 2011-04-13 | パナソニック株式会社 | Ofdm信号受信装置 |
US8238923B2 (en) | 2004-12-22 | 2012-08-07 | Qualcomm Incorporated | Method of using shared resources in a communication system |
JPWO2006077696A1 (ja) | 2005-01-18 | 2008-06-19 | シャープ株式会社 | 無線通信装置、携帯端末および無線通信方法 |
US8135088B2 (en) | 2005-03-07 | 2012-03-13 | Q1UALCOMM Incorporated | Pilot transmission and channel estimation for a communication system utilizing frequency division multiplexing |
JP4941300B2 (ja) | 2005-07-08 | 2012-05-30 | 日本電気株式会社 | 信号生成装置及び方法 |
CN1913508B (zh) * | 2005-08-08 | 2010-05-05 | 华为技术有限公司 | 基于正交频分复用的信号调制方法及其调制装置 |
EP1926239A1 (en) | 2005-09-16 | 2008-05-28 | Matsushita Electric Industrial Co., Ltd. | Radio transmission device, radio reception device, radio transmission method, and radio reception method |
JP2007150687A (ja) * | 2005-11-28 | 2007-06-14 | Nec Corp | 基地局装置およびofdmスケジューリング方法 |
US20070155387A1 (en) * | 2005-12-30 | 2007-07-05 | Qinghua Li | Techniques for scheduling and adaptation to combat fast fading |
CN101043311B (zh) * | 2006-03-20 | 2011-01-26 | 松下电器产业株式会社 | 实现混合频分多址的频率分配和检测方法 |
JP5089900B2 (ja) | 2006-03-24 | 2012-12-05 | 富士通株式会社 | 無線端末装置、無線基地局の制御方法、無線端末装置の制御方法 |
US7933344B2 (en) * | 2006-04-25 | 2011-04-26 | Mircosoft Corporation | OFDMA based on cognitive radio |
US8189621B2 (en) * | 2006-05-12 | 2012-05-29 | Microsoft Corporation | Stack signaling to application with lack of requested bandwidth |
US20080118016A1 (en) * | 2006-11-20 | 2008-05-22 | Yu-Min Chuang | Synchronous circuit of receiving device of wireless transmission system |
US8144793B2 (en) * | 2006-12-12 | 2012-03-27 | Microsoft Corporation | Cognitive multi-user OFDMA |
US7929623B2 (en) * | 2007-03-30 | 2011-04-19 | Microsoft Corporation | FEC in cognitive multi-user OFDMA |
KR100840618B1 (ko) * | 2007-04-23 | 2008-06-24 | 한국전자통신연구원 | 폐루프 전송 방법 및 장치 |
US7970085B2 (en) * | 2007-05-08 | 2011-06-28 | Microsoft Corporation | OFDM transmission and reception for non-OFDMA signals |
US8374130B2 (en) | 2008-01-25 | 2013-02-12 | Microsoft Corporation | Orthogonal frequency division multiple access with carrier sense |
JP5295373B2 (ja) * | 2008-09-25 | 2013-09-18 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | Ofdm信号処理 |
US8855087B2 (en) * | 2008-12-18 | 2014-10-07 | Microsoft Corporation | Wireless access point supporting control by multiple applications |
US8472304B2 (en) * | 2009-03-31 | 2013-06-25 | Mitsubishi Electric Research Laboratories, Inc. | Carrier allocation and time sharing for OFDMA/TDMA networks |
EP2426968A4 (en) | 2009-04-30 | 2017-04-12 | Nec Corporation | Communication device, connection method, and connection program |
US9031154B2 (en) | 2010-04-13 | 2015-05-12 | Lenovo Innovations Limited (Hong Kong) | OFDM modulator, OFDM transmission device, and OFDM modulation method |
EP3337115B1 (en) * | 2016-12-15 | 2022-03-30 | Alcatel Lucent | Combining different ofdm numerologies in one band |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE9203384L (sv) * | 1992-11-13 | 1993-10-25 | Televerket | Förfarande och anordning för dynamisk allokering av multipla bärvågskanaler för multipelaccess genom frekvensmultiplexering |
FR2709388B1 (fr) * | 1993-08-24 | 1995-11-24 | France Telecom | Procédé d'accès multiple par répartition en fréquences orthogonales, station centrale, station répartie, système et utilisation correspondants. |
JPH07183862A (ja) * | 1993-12-22 | 1995-07-21 | Toshiba Corp | 周波数分割多重伝送の誤り訂正方法およびそれを用いた伝送システム |
EP0660559B1 (fr) * | 1993-12-22 | 2005-04-27 | Koninklijke Philips Electronics N.V. | Système de communication à multiporteuses à saut de fréquence |
JP3162581B2 (ja) | 1994-09-16 | 2001-05-08 | 株式会社東芝 | 階層的直交多重伝送方式とその送受信装置 |
JP3130752B2 (ja) | 1995-02-24 | 2001-01-31 | 株式会社東芝 | Ofdm伝送受信方式及び送受信装置 |
JPH08316932A (ja) | 1995-05-17 | 1996-11-29 | Nippon Columbia Co Ltd | Ofdm復調器 |
JPH09153882A (ja) * | 1995-09-25 | 1997-06-10 | Victor Co Of Japan Ltd | 直交周波数分割多重信号伝送方式、送信装置及び受信装置 |
KR100186930B1 (ko) * | 1996-03-13 | 1999-05-15 | (소장)배문한 | 직교성 주파수 분할 다중화 방식 신호를 이용한초기프레임동기화방법 |
JPH09266466A (ja) * | 1996-03-28 | 1997-10-07 | Sumitomo Electric Ind Ltd | デジタル伝送システム |
JPH1066039A (ja) | 1996-08-23 | 1998-03-06 | Sony Corp | 通信方法、送信装置、送信方法、受信装置及び受信方法 |
US6005840A (en) * | 1997-04-01 | 1999-12-21 | Lucent Technologies Inc. | Complementary encoding and modulation system for use in an orthogonal frequency division multiplexing transmitter system and method thereof |
-
1998
- 1998-06-02 JP JP15321498A patent/JP3515690B2/ja not_active Expired - Fee Related
-
1999
- 1999-05-28 CN CNB998009725A patent/CN1173499C/zh not_active Expired - Lifetime
- 1999-05-28 CN CNA2004100396984A patent/CN1538649A/zh active Pending
- 1999-05-28 WO PCT/JP1999/002866 patent/WO1999063691A1/ja active Application Filing
- 1999-05-28 AU AU39567/99A patent/AU3956799A/en not_active Abandoned
- 1999-05-28 US US09/462,491 patent/US6726297B1/en not_active Expired - Lifetime
- 1999-05-28 EP EP99922578.2A patent/EP1001566B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1001566B1 (en) | 2019-01-30 |
EP1001566A1 (en) | 2000-05-17 |
AU3956799A (en) | 1999-12-20 |
WO1999063691A1 (fr) | 1999-12-09 |
CN1272991A (zh) | 2000-11-08 |
JP3515690B2 (ja) | 2004-04-05 |
JPH11346203A (ja) | 1999-12-14 |
US6726297B1 (en) | 2004-04-27 |
EP1001566A4 (en) | 2005-06-22 |
CN1538649A (zh) | 2004-10-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1173499C (zh) | Ofdma信号传输装置及其方法 | |
CN1236610C (zh) | 正交频分复用传输方式及其发送装置和接收装置 | |
CN1256818C (zh) | 正交频分复用发送装置、接收装置、发送方法及接收方法 | |
CN1106776C (zh) | 通信方法、发射机、接收机和蜂窝式无线电通信系统 | |
CN1559114A (zh) | 正交频分复用传输方法 | |
CN1160921C (zh) | 多载波系统的帧结构及帧同步 | |
CN1703036A (zh) | 发送装置和接收装置 | |
CN1716956A (zh) | 在含有传统设备的网络中传输宽带宽信号的方法及装置 | |
CN1714525A (zh) | 通信系统、通信方法、发送装置、接收装置以及控制程序 | |
CN1822583A (zh) | 正交频分复用发射机 | |
CN1381112A (zh) | 多载波通信装置和多载波通信方法 | |
CN101068233A (zh) | 一种降低信号峰均比的方法和装置 | |
CN101064577A (zh) | 下行控制信令的传输方法和设备 | |
CN1976489A (zh) | 无线基站和无线通信方法 | |
CN1692586A (zh) | 在正交频分复用通信系统中生成前置序列的装置和方法 | |
CN1574715A (zh) | 正交分频多任务接收器及接收方法 | |
CN1960358A (zh) | 一种多载波数字移动多媒体广播的数字信息传输方法 | |
CN1132356C (zh) | 相关检测的方法和装置,和通信终端装置 | |
CN1283019A (zh) | 正交频分复用通信装置 | |
CN1941763A (zh) | 无线接收信息的方法及系统 | |
CN1717107A (zh) | 无线通信方法、无线通信基站及无线通信终端 | |
CN1174592C (zh) | 基于正交频分多址的数据通信设备和方法 | |
CN1469562A (zh) | 正交频分复用接收机的信道均衡器及其方法 | |
CN101043491A (zh) | 选择性映射方法及其装置和部分发送序列方法及其装置 | |
CN1933523A (zh) | 一种离散多音频调制数据传输方法及系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: INVENT CO., LTD. Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20150123 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150123 Address after: American California Patentee after: INVENT CORP. Address before: Osaka Japan Patentee before: Matsushita Electric Industrial Co., Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20170630 Address after: American California Patentee after: Yingweite SPE limited liability company Address before: American California Patentee before: INVENT CORP. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20041027 |