CN1238985C - 传输系统、传输方法和传输装置 - Google Patents
传输系统、传输方法和传输装置 Download PDFInfo
- Publication number
- CN1238985C CN1238985C CNB021464766A CN02146476A CN1238985C CN 1238985 C CN1238985 C CN 1238985C CN B021464766 A CNB021464766 A CN B021464766A CN 02146476 A CN02146476 A CN 02146476A CN 1238985 C CN1238985 C CN 1238985C
- Authority
- CN
- China
- Prior art keywords
- signal
- transmission
- distribution map
- receiving system
- carrier number
- 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 - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
- H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
- H04L25/0236—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols using estimation of the other symbols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0212—Channel estimation of impulse response
- H04L25/0216—Channel estimation of impulse response with estimation of channel length
-
- 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
- H04L5/026—Multiplexing of multicarrier modulation signals using code division
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
- H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001345171A JP3934402B2 (ja) | 2001-11-09 | 2001-11-09 | 伝送システム、伝送方法、伝送装置及び伝送プログラムを記録した電子記録媒体 |
JP2001345171 | 2001-11-09 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN00137605A Division CN1123737C (zh) | 1999-12-27 | 2000-12-27 | 空调器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1417966A CN1417966A (zh) | 2003-05-14 |
CN1238985C true CN1238985C (zh) | 2006-01-25 |
Family
ID=19158560
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021464766A Expired - Fee Related CN1238985C (zh) | 2001-11-09 | 2000-12-27 | 传输系统、传输方法和传输装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7154955B2 (zh) |
EP (1) | EP1311074A1 (zh) |
JP (1) | JP3934402B2 (zh) |
KR (1) | KR100516472B1 (zh) |
CN (1) | CN1238985C (zh) |
AU (1) | AU2002357578B2 (zh) |
CA (1) | CA2411457C (zh) |
SG (1) | SG114581A1 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8045935B2 (en) | 2001-12-06 | 2011-10-25 | Pulse-Link, Inc. | High data rate transmitter and receiver |
US7349439B2 (en) * | 2001-12-06 | 2008-03-25 | Pulse-Link, Inc. | Ultra-wideband communication systems and methods |
US7317756B2 (en) | 2001-12-06 | 2008-01-08 | Pulse-Link, Inc. | Ultra-wideband communication apparatus and methods |
JP2005012429A (ja) * | 2003-06-18 | 2005-01-13 | Matsushita Electric Ind Co Ltd | 移動通信端末及びハンドオーバ制御方法 |
US20060013182A1 (en) * | 2004-07-19 | 2006-01-19 | Telefonaktiebolaget Lm Ericsson | Selective multicarrier CDMA network |
US8018930B2 (en) * | 2004-10-01 | 2011-09-13 | Qualcomm Incorporated | Apparatus and method for receiving packet data on a subset of carrier frequencies in a wireless communication system |
US8130781B2 (en) * | 2005-02-28 | 2012-03-06 | Intellectual Ventures I Llc | Method and apparatus for providing dynamic selection of carriers |
JP4611385B2 (ja) * | 2005-08-23 | 2011-01-12 | 三菱電機株式会社 | 無線通信システムおよび通信装置 |
CN1929360B (zh) * | 2005-09-07 | 2010-07-07 | 都科摩(北京)通信技术研究中心有限公司 | 交变的频率时间分割的双工通信方法 |
JP4672557B2 (ja) * | 2006-01-11 | 2011-04-20 | 日本電信電話株式会社 | 無線通信装置及び無線通信システム |
JP2008124942A (ja) * | 2006-11-15 | 2008-05-29 | Nec Corp | 無線通信システム、無線通信装置及びそれらに用いる有効パス検出方法 |
EP2640026A1 (en) * | 2012-03-16 | 2013-09-18 | Nec Corporation | Method for estimating the frequency bandwidth of a communication channel |
US9641371B2 (en) | 2014-12-31 | 2017-05-02 | Motorola Solutions, Inc | Methods and systems for dynamic single-frequency-network-multicast symbol synchronization |
US10045346B1 (en) * | 2016-08-02 | 2018-08-07 | Sprint Spectrum L.P. | Assigning a low-GDV carrier to a high-speed UE |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5619524A (en) * | 1994-10-04 | 1997-04-08 | Motorola, Inc. | Method and apparatus for coherent communication reception in a spread-spectrum communication system |
SG77607A1 (en) * | 1997-08-26 | 2001-01-16 | Univ Singapore | A multi-user code division multiple access receiver |
US6157820A (en) * | 1998-06-12 | 2000-12-05 | Ericsson Inc. | Pilot strength measurement and multipath delay searcher for CDMA receiver |
US6810070B1 (en) * | 2000-01-12 | 2004-10-26 | Ericsson Inc. | Selective multi-carrier direct sequence spread spectrum communication systems and methods |
-
2000
- 2000-12-27 CN CNB021464766A patent/CN1238985C/zh not_active Expired - Fee Related
-
2001
- 2001-11-09 JP JP2001345171A patent/JP3934402B2/ja not_active Expired - Fee Related
-
2002
- 2002-11-06 EP EP20020024916 patent/EP1311074A1/en not_active Withdrawn
- 2002-11-07 SG SG200206737A patent/SG114581A1/en unknown
- 2002-11-07 KR KR10-2002-0068725A patent/KR100516472B1/ko not_active IP Right Cessation
- 2002-11-08 CA CA 2411457 patent/CA2411457C/en not_active Expired - Fee Related
- 2002-11-08 AU AU2002357578A patent/AU2002357578B2/en not_active Ceased
- 2002-11-08 US US10/290,210 patent/US7154955B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU2002357578B2 (en) | 2008-12-04 |
KR20030038486A (ko) | 2003-05-16 |
EP1311074A1 (en) | 2003-05-14 |
KR100516472B1 (ko) | 2005-09-22 |
CA2411457C (en) | 2009-01-27 |
US7154955B2 (en) | 2006-12-26 |
CN1417966A (zh) | 2003-05-14 |
CA2411457A1 (en) | 2003-05-09 |
JP3934402B2 (ja) | 2007-06-20 |
US20030092404A1 (en) | 2003-05-15 |
JP2003152597A (ja) | 2003-05-23 |
SG114581A1 (en) | 2005-09-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1238985C (zh) | 传输系统、传输方法和传输装置 | |
CN1258944C (zh) | 向移动通信系统的基站分配辅助同步码的方法 | |
CN1297079C (zh) | 使用多天线的无线通信系统和方法 | |
CN1115004C (zh) | 扩频接收机及传输功率控制方法 | |
CN1457164A (zh) | 无线通信装置及到来方向估算方法 | |
CN1225938C (zh) | 把接收信号划分成为多个fft窗口的路径寻找电路 | |
CN1188963C (zh) | 扩频信号接收装置 | |
CN1087886C (zh) | 干扰消除器 | |
CN1144407C (zh) | 码分多址通讯系统的信号接收装置 | |
CN1271805C (zh) | 一种导频信道传输方法及码分多址移动通信系统 | |
CN1315091A (zh) | Cdma接收方法和接收电路 | |
CN1756394A (zh) | 无线基站设备和路径搜索方法 | |
CN1649283A (zh) | 无线接收装置及方法 | |
CN1914817A (zh) | 路径搜索和验证的方法 | |
CN1168249C (zh) | 一种自适应门限伪随机码捕获与证实方法 | |
CN1754328A (zh) | 移动通信系统中下行链路控制信道分配方法 | |
CN1317181A (zh) | 构成或者求出信号序列的方法、发送单元和接收单元 | |
CN1358398A (zh) | 基站装置、通信终端装置和通信方法 | |
CN1252946C (zh) | 接收机获取定时信息及确定接收机中频率偏置的方法 | |
CN1286534A (zh) | 一种应用于wcdma接收机中的信道估计方法 | |
CN1518802A (zh) | 减少扩展频谱噪音 | |
CN1222115C (zh) | 用于码跟踪瑞克接收机分支的方法以及瑞克接收机 | |
CN1288617A (zh) | 无线通信装置及发送天线切换方法 | |
CN1264294C (zh) | 全自适应-衡模智能天线接收方法与装置 | |
CN1607739A (zh) | 在移动系统中检测有效下行链路信道化码的方法和设备 |
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 | ||
CI01 | Correction of invention patent gazette |
Correction item: Original application number of the case False: 00137650.5 Number: 4 Page: 864 Volume: 22 Correction item: Application Date Correct: 20021111 False: 20001227 Number: 4 Page: 864 Volume: 22 |
|
CI03 | Correction of invention patent |
Correction item: Original application number of the case False: 00137650.5 Number: 4 Page: The title page Volume: 22 Correction item: Application Date Correct: 20021111 False: 20001227 Number: 4 Page: The title page Volume: 22 |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICATION DATE ORIGINAL APPLICATION NUMBER OF DIVISION; FROM: 2000.12.27 00137650.5 TO: 2002.11.11 NO |
|
ERR | Gazette correction |
Free format text: CORRECT: APPLICATION DATE ORIGINAL APPLICATION NUMBER OF DIVISION; FROM: 2000.12.27 00137650.5 TO: 2002.11.11 NO |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060125 Termination date: 20121111 |