CN1977468A - 蜂窝通信系统中用于缓和小区间干扰的方法和装置 - Google Patents
蜂窝通信系统中用于缓和小区间干扰的方法和装置 Download PDFInfo
- Publication number
- CN1977468A CN1977468A CNA200580013105XA CN200580013105A CN1977468A CN 1977468 A CN1977468 A CN 1977468A CN A200580013105X A CNA200580013105X A CN A200580013105XA CN 200580013105 A CN200580013105 A CN 200580013105A CN 1977468 A CN1977468 A CN 1977468A
- Authority
- CN
- China
- Prior art keywords
- yard
- channel
- derive
- cell
- aforementioned
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- H04B1/7103—Interference-related aspects the interference being multiple access interference
-
- 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
- H04B1/7103—Interference-related aspects the interference being multiple access interference
- H04B1/7105—Joint detection techniques, e.g. linear detectors
-
- 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
- H04B1/7073—Synchronisation aspects
- H04B1/70735—Code identification
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70702—Intercell-related aspects
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Noise Elimination (AREA)
Abstract
Description
Kcell | 信道化码标记 | |||||||||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | |
16 | 1 | 9 | 2 | 10 | 3 | 11 | 6 | 14 | 5 | 13 | 4 | 12 | 7 | 15 | 8 | 16 |
8 | 1 | 1 | 2 | 2 | 3 | 3 | 6 | 6 | 5 | 5 | 4 | 4 | 7 | 7 | 8 | 8 |
4 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 5 | 7 | 7 | 7 | 7 |
6 | 1 | 1 | 5 | 5 | 3 | 3 | 3 | 3 | 2 | 2 | 6 | 6 | 4 | 4 | 4 | 4 |
3 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Kcell | 中缀序列 | |||||||||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | |
16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | - | - | - | - | - | - | - | - |
4 | 4 | 4 | 4 | 4 | - | - | - | - | - | - | - | - | - | - | - | - |
6 | 8 | 8 | 4 | 4 | 8 | 8 | - | - | - | - | - | - | - | - | - | - |
3 | 4 | 2 | 4 | - | - | - | - | - | - | - | - | - | - | - | - | - |
Claims (39)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0405166.0 | 2004-03-08 | ||
GB0405166A GB2412036A (en) | 2004-03-08 | 2004-03-08 | Mitigation of intercell and intracell interference in a cellular communication system |
PCT/EP2005/050755 WO2005086367A1 (en) | 2004-03-08 | 2005-02-22 | Method and arrangement for mitigation of intercell interference in a cellular communication system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1977468A true CN1977468A (zh) | 2007-06-06 |
CN1977468B CN1977468B (zh) | 2010-05-12 |
Family
ID=32088912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200580013105XA Active CN1977468B (zh) | 2004-03-08 | 2005-02-22 | 蜂窝通信系统中用于缓和小区间干扰的方法和装置 |
Country Status (9)
Country | Link |
---|---|
US (2) | US7920537B2 (zh) |
EP (1) | EP1726102B1 (zh) |
JP (1) | JP4754552B2 (zh) |
KR (1) | KR101097022B1 (zh) |
CN (1) | CN1977468B (zh) |
AT (1) | ATE522028T1 (zh) |
ES (1) | ES2370229T3 (zh) |
GB (1) | GB2412036A (zh) |
WO (1) | WO2005086367A1 (zh) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SG161102A1 (en) * | 2000-02-04 | 2010-05-27 | Interdigital Tech Corp | Support multiuser detection in the downlink |
GB2412036A (en) * | 2004-03-08 | 2005-09-14 | Ipwireless Inc | Mitigation of intercell and intracell interference in a cellular communication system |
CN100531011C (zh) | 2005-07-04 | 2009-08-19 | 上海原动力通信科技有限公司 | 确定上行信道冲激响应的方法及多用户联合检测的方法 |
CN100596032C (zh) * | 2005-05-13 | 2010-03-24 | 上海原动力通信科技有限公司 | 多个基本中间码的分配方法 |
CN100464603C (zh) * | 2005-06-16 | 2009-02-25 | 上海原动力通信科技有限公司 | 一种采用同频组网的数字蜂窝通信系统中越区切换的方法 |
US20070064665A1 (en) | 2005-08-23 | 2007-03-22 | Interdigital Technology Corporation | Method and apparatus for accessing an uplink random access channel in a single carrier frequency division multiple access system |
CN104767546B (zh) * | 2005-10-26 | 2017-11-21 | 艾利森电话股份有限公司 | 移动电信网络中的方法和装置 |
EP1941746B1 (en) * | 2005-10-26 | 2018-10-24 | Telefonaktiebolaget LM Ericsson (publ) | Methods and arrangements in a mobile telecommunication network |
EP1806892A1 (en) * | 2006-01-10 | 2007-07-11 | Alcatel Lucent | Method of separating signals in a cellular multicarrier telecommunication system |
KR100782917B1 (ko) | 2006-11-13 | 2007-12-07 | 한국과학기술원 | 기지국과 이동 단말기 간의 다운링크 방법과 시스템 및 그방법을 실행하기 위한 프로그램이 기록된 컴퓨터로 읽을 수있는 기록매체 |
KR100843253B1 (ko) * | 2006-12-01 | 2008-07-03 | 한국전자통신연구원 | 반복 수신 방법 및 반복 수신기 |
KR100888502B1 (ko) * | 2006-12-05 | 2009-03-12 | 한국전자통신연구원 | 반복 수신 장치 및 그의 송신 신호 검출 방법 |
KR100932456B1 (ko) * | 2006-12-05 | 2009-12-16 | 한국전자통신연구원 | 직교주파수분할다중접속 시스템의 셀간 간섭 완화 장치 및방법 |
US7894774B2 (en) * | 2007-08-02 | 2011-02-22 | Wireless Technology Solutions Llc | Communication unit and method for interference mitigation |
US8169992B2 (en) | 2007-08-08 | 2012-05-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Uplink scrambling during random access |
US8843130B1 (en) * | 2007-08-30 | 2014-09-23 | Marvell International Ltd. | Directional overload coordination for cellular telephone intercell interference |
CN104734833B (zh) | 2007-12-04 | 2019-04-23 | 蔚蓝公司 | 抑制小区间干扰的方法和装置 |
US7558054B1 (en) * | 2008-01-03 | 2009-07-07 | Apple Inc. | Display window securing system |
KR101490351B1 (ko) * | 2008-05-29 | 2015-02-05 | 삼성전자주식회사 | 광대역 무선접속 통신시스템에서 중계국 모드 선택을 위한장치 및 방법 |
US8238954B2 (en) * | 2008-06-25 | 2012-08-07 | Samsung Electronics Co., Ltd. | Inter-cell interference avoidance for downlink transmission |
US10090956B2 (en) * | 2009-06-16 | 2018-10-02 | Qualcomm Incorporated | Mechanisms for information exchange across cells to facilitate reception in a heterogeneous network |
EP2326127B1 (en) * | 2009-11-18 | 2017-11-15 | Mitsubishi Electric R&D Centre Europe B.V. | Method and a device for controlling signals transferred by a wireless telecommunication device |
US8619687B2 (en) | 2010-02-12 | 2013-12-31 | Sharp Laboratories Of America, Inc. | Coordinating uplink resource allocation |
US20110319045A1 (en) * | 2010-05-05 | 2011-12-29 | Wenjun Li | Linear interference cancellation receiver |
CA2820858A1 (en) * | 2010-12-07 | 2012-06-14 | Ulf Skarby | Arrangement and method of radio base station and radio units |
US20140003470A1 (en) * | 2012-06-27 | 2014-01-02 | Qualcomm Incorporated | Unified receiver for multi-user detection |
US9325483B2 (en) * | 2013-03-15 | 2016-04-26 | Wi-Lan Labs, Inc. | Flexible MIMO resource allocation through cross-correlation nulling and frequency domain segmented receiver processing |
US10051616B2 (en) | 2014-10-07 | 2018-08-14 | Massachusetts Institute Of Technology | Multiuser detection for high capacity cellular downlink |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2351422A (en) * | 1999-06-25 | 2000-12-27 | Roke Manor Research | Association of a training code to a channelisation code in a mobile telecommunications system |
US6975666B2 (en) * | 1999-12-23 | 2005-12-13 | Institut National De La Recherche Scientifique | Interference suppression in CDMA systems |
SG161102A1 (en) * | 2000-02-04 | 2010-05-27 | Interdigital Tech Corp | Support multiuser detection in the downlink |
EP1137201B1 (en) * | 2000-03-20 | 2004-05-06 | Mitsubishi Electric Information Technology Centre Europe B.V. | Method for transmitting a word representative of transmission parameters respectively allocated to the mobile stations in communication with a base station |
US7418043B2 (en) * | 2000-07-19 | 2008-08-26 | Lot 41 Acquisition Foundation, Llc | Software adaptable high performance multicarrier transmission protocol |
JP2003174431A (ja) * | 2001-09-26 | 2003-06-20 | Matsushita Electric Ind Co Ltd | 無線通信装置及び無線通信方法 |
US20030072282A1 (en) * | 2001-10-17 | 2003-04-17 | Ying-Chang Liang | Code division multiple access downlink receiver |
GB2381422A (en) | 2001-10-24 | 2003-04-30 | Ipwireless Inc | Code division multiple access receiver |
US6961395B2 (en) * | 2001-11-16 | 2005-11-01 | Nortel Networks Limited | Time variant filter implementation |
IL163746A0 (en) * | 2002-03-25 | 2005-12-18 | Interdigital Tech Corp | Method and apparatus for blind codedetection |
US7099377B2 (en) * | 2002-04-03 | 2006-08-29 | Stmicroelectronics N.V. | Method and device for interference cancellation in a CDMA wireless communication system |
US7428278B2 (en) * | 2002-05-09 | 2008-09-23 | Interdigital Technology Corporation | Method and apparatus for parallel midamble cancellation |
KR20040009500A (ko) * | 2002-07-24 | 2004-01-31 | 삼성광주전자 주식회사 | 밀폐형 왕복식 압축기의 크랭크 샤프트 제조방법 |
KR100557102B1 (ko) * | 2002-09-07 | 2006-03-03 | 삼성전자주식회사 | 이동통신 시스템에서 직교부호의 길이에 상관없는 공동검출 수신 장치 및 방법 |
US20040116122A1 (en) * | 2002-09-20 | 2004-06-17 | Interdigital Technology Corporation | Enhancing reception using intercellular interference cancellation |
JP4128880B2 (ja) * | 2003-01-16 | 2008-07-30 | 株式会社エヌ・ティ・ティ・ドコモ | 無線制御装置及び拡散コード選択方法 |
GB2397724B (en) * | 2003-01-22 | 2006-03-29 | Motorola Inc | Cellular communications system operation |
US20050111408A1 (en) * | 2003-11-25 | 2005-05-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Selective interference cancellation |
WO2005064832A1 (en) * | 2003-12-30 | 2005-07-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and system for allocation of channelisation codes in a code division multiple access system |
GB2412036A (en) * | 2004-03-08 | 2005-09-14 | Ipwireless Inc | Mitigation of intercell and intracell interference in a cellular communication system |
US7599344B2 (en) * | 2004-06-08 | 2009-10-06 | Interdigital Technology Corporation | Method and apparatus for reducing multi-user processing in wireless communication systems |
US8149899B2 (en) * | 2008-11-26 | 2012-04-03 | Advanced Receiver Technologies, Llc | Efficient despread and respread of multi-rate CDMA signals |
-
2004
- 2004-03-08 GB GB0405166A patent/GB2412036A/en not_active Withdrawn
-
2005
- 2005-02-22 EP EP05716764A patent/EP1726102B1/en active Active
- 2005-02-22 ES ES05716764T patent/ES2370229T3/es active Active
- 2005-02-22 KR KR1020067020866A patent/KR101097022B1/ko active IP Right Grant
- 2005-02-22 AT AT05716764T patent/ATE522028T1/de not_active IP Right Cessation
- 2005-02-22 WO PCT/EP2005/050755 patent/WO2005086367A1/en active Application Filing
- 2005-02-22 JP JP2007502326A patent/JP4754552B2/ja active Active
- 2005-02-22 CN CN200580013105XA patent/CN1977468B/zh active Active
- 2005-03-03 US US11/071,954 patent/US7920537B2/en active Active
-
2011
- 2011-02-22 US US13/032,210 patent/US8243709B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2007528171A (ja) | 2007-10-04 |
WO2005086367A1 (en) | 2005-09-15 |
JP4754552B2 (ja) | 2011-08-24 |
US8243709B2 (en) | 2012-08-14 |
GB0405166D0 (en) | 2004-04-07 |
CN1977468B (zh) | 2010-05-12 |
US20110142011A1 (en) | 2011-06-16 |
GB2412036A (en) | 2005-09-14 |
EP1726102B1 (en) | 2011-08-24 |
EP1726102A1 (en) | 2006-11-29 |
KR20060124785A (ko) | 2006-12-05 |
US20050232195A1 (en) | 2005-10-20 |
ATE522028T1 (de) | 2011-09-15 |
KR101097022B1 (ko) | 2011-12-20 |
US7920537B2 (en) | 2011-04-05 |
ES2370229T3 (es) | 2011-12-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1977468A (zh) | 蜂窝通信系统中用于缓和小区间干扰的方法和装置 | |
CN1146136C (zh) | 扩频通信系统的干扰消除装置和方法 | |
CN1119883C (zh) | 码分多址通信系统中消除码间干扰的装置和方法 | |
KR101207547B1 (ko) | 간섭 소거를 이용하는 셀 검출 | |
CN1196272C (zh) | 检测前置码序列的方法以及前置码检测器 | |
CN1206870C (zh) | 在移动通信系统中传送加扰码识别符的方法 | |
EP1889371B1 (en) | Method and system for interference reduction | |
CN1929323A (zh) | 时隙cdma系统抑制交叉时隙干扰的方法 | |
CN101030828A (zh) | 降低码分多址移动通信系统同频干扰的扰码分配方法 | |
EP2638636B1 (en) | Reduction of interference in mobile telecommunications systems | |
CN1905382A (zh) | 用于同频广播/组播的联合检测方法 | |
CN1751489A (zh) | 无线多载波通信系统的导频传输方案 | |
CN1698286A (zh) | 延伸算法数据估算器 | |
JP2008541580A (ja) | 基本ミッドアンブルコードの分配方法及びジョイントディテクション方法 | |
CN1500245A (zh) | 反复快速傅利叶转换误差更正 | |
US8228877B2 (en) | Multi-user detector and method for use in a communication system | |
CN1196289C (zh) | 用于使接收机与发射机同步的方法 | |
CN1538653A (zh) | 移动站码分多址接收机执行盲联合检测的方法 | |
CN1659801A (zh) | 数据传输方法和系统 | |
CN1913695A (zh) | 降低扇区间同频干扰的方法 | |
CN1905381A (zh) | 低扩频系数宏分集信号的联合检测方法 | |
CN1653712A (zh) | 处理cdma搜索器中的导频和非导频信道 | |
JP2006324859A (ja) | 基地局装置、移動局装置、およびセルサーチ方法 | |
CN1436410A (zh) | 一种用于无线系统的tdd成帧方法 | |
CN1917408A (zh) | 一种同步码分多址系统的小区码资源规划方法 |
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: WIRELESS TECHNOLOGY SOLUTIONS CO., LTD. Free format text: FORMER OWNER: IP WIRELESS INC. Effective date: 20101214 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: CALIFORNIA STATE, UNITED STATES TO: NEW YORK, UNITED STATES |
|
TR01 | Transfer of patent right |
Effective date of registration: 20101214 Address after: American New York Patentee after: Ipwireless Inc. Address before: American California Patentee before: IP Wireless Inc. |
|
ASS | Succession or assignment of patent right |
Owner name: IP WIRELESS INC. Free format text: FORMER OWNER: WIRELESS TECHNOLOGY SOLUTIONS CO., LTD. Effective date: 20120612 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120612 Address after: American California Patentee after: IP Wireless Inc. Address before: American New York Patentee before: Ipwireless Inc. |
|
ASS | Succession or assignment of patent right |
Owner name: NVIDIA CORP. Free format text: FORMER OWNER: IP WIRELESS INC. Effective date: 20130228 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130228 Address after: American California Patentee after: Nvidia Corp. Address before: American California Patentee before: IP Wireless Inc. |