CN1078980C - 时分多址***中的信号检测 - Google Patents
时分多址***中的信号检测 Download PDFInfo
- Publication number
- CN1078980C CN1078980C CN95196073A CN95196073A CN1078980C CN 1078980 C CN1078980 C CN 1078980C CN 95196073 A CN95196073 A CN 95196073A CN 95196073 A CN95196073 A CN 95196073A CN 1078980 C CN1078980 C CN 1078980C
- Authority
- CN
- China
- Prior art keywords
- signal
- channel
- training sequence
- transmission channel
- estimation
- 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
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
- H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
-
- 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
- H04L25/0204—Channel estimation of multiple channels
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Time-Division Multiplex Systems (AREA)
- Noise Elimination (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Radio Relay Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI944736 | 1994-10-07 | ||
FI944736A FI102797B1 (fi) | 1994-10-07 | 1994-10-07 | Signaalin ilmaisumenetelmä TDMA-matkaviestinjärjestelmän vastaanottimessa sekä menetelmän toteuttava vastaanotin |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1163024A CN1163024A (zh) | 1997-10-22 |
CN1078980C true CN1078980C (zh) | 2002-02-06 |
Family
ID=8541539
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95196073A Expired - Lifetime CN1078980C (zh) | 1994-10-07 | 1995-10-05 | 时分多址***中的信号检测 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5995499A (zh) |
EP (1) | EP0784887B1 (zh) |
JP (2) | JP4285614B2 (zh) |
CN (1) | CN1078980C (zh) |
AT (1) | ATE244958T1 (zh) |
AU (1) | AU697708B2 (zh) |
DE (1) | DE69531250T2 (zh) |
FI (1) | FI102797B1 (zh) |
NO (1) | NO971545L (zh) |
WO (1) | WO1996011533A2 (zh) |
Families Citing this family (109)
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FI945108A (fi) * | 1994-10-31 | 1996-05-01 | Nokia Mobile Phones Ltd | Menetelmä ja järjestely samalla kanavalla toimivien signaalien erottamiseksi |
FI99184C (fi) | 1994-11-28 | 1997-10-10 | Nokia Telecommunications Oy | Menetelmä käytettävissä olevien taajuuskaistojen jakamiseksi eri soluihin TDMA-solukkoradiojärjestelmässä ja TDMA-solukkoradiojärjestelmä |
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FI103539B (fi) * | 1996-07-03 | 1999-07-15 | Nokia Telecommunications Oy | Menetelmä samankanavasignaalien voimakkuuden määrittämiseksi ja vastaa notin |
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US5905733A (en) * | 1996-12-03 | 1999-05-18 | Ericsson Inc. | Method and apparatus for distinguishing in-band signaling from user data |
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US5930248A (en) * | 1997-03-04 | 1999-07-27 | Telefonaktiebolaget Lm Ericsson | Radio communication system selectively using multicast with variable offset time |
CN1207865C (zh) * | 1997-03-26 | 2005-06-22 | 西门子公司 | 经移动通信***的无线电接口发送用户信号的数据符的方法和发送设备 |
DE19733120A1 (de) * | 1997-07-31 | 1999-02-18 | Siemens Ag | Verfahren und Funkstation zur Datenübertragung |
DE19733336A1 (de) * | 1997-08-01 | 1999-02-18 | Siemens Ag | Verfahren und Funkstation zur Datenübertragung |
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DE19747457C2 (de) * | 1997-10-27 | 2000-04-06 | Siemens Ag | Verfahren und Anordnung zur Übertragung von Daten über eine Funkschnittstelle in einem Funk-Kommunikationssystem |
FI108178B (fi) * | 1997-12-16 | 2001-11-30 | Nokia Networks Oy | Tietoliikenneverkon kapasiteetin kasvattaminen |
DE19806616A1 (de) * | 1998-02-18 | 1999-08-19 | Cit Alcatel | Verfahren und Telekommunikationseinheit zum Aufbau einer Telekommunikationsverbindung in sich überlagernden digitalen Funknetzen |
GB9807335D0 (en) * | 1998-04-07 | 1998-06-03 | Motorola Ltd | A receiver for spread spectrum communications signals |
US6144710A (en) * | 1998-04-23 | 2000-11-07 | Lucent Technologies, Inc. | Joint maximum likelihood sequence estimator with dynamic channel description |
GB9810686D0 (en) * | 1998-05-19 | 1998-07-15 | King S College London | Dual direction estimator |
FI112739B (fi) | 1998-05-25 | 2003-12-31 | Nokia Corp | Menetelmä ja laitteisto häiritsevän signaalin havaitsemiseen radiovastaanottimessa |
US6522644B2 (en) * | 1998-06-25 | 2003-02-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for decorrelating background interference in a time-synchronized mobile communications system |
FI105963B (fi) * | 1998-08-24 | 2000-10-31 | Nokia Oyj | Menetelmä opetusjakson muodostamiseksi |
DK0998054T3 (da) * | 1998-10-27 | 2002-04-08 | Bosch Gmbh Robert | Fremgangsmåde til estimering af et impulssvar af en signaltransmissionskanal og en mobil station |
US7076227B1 (en) * | 1998-12-03 | 2006-07-11 | Apex/Eclipse Systems, Inc. | Receiving system with improved directivity and signal to noise ratio |
FI982857A (fi) * | 1998-12-31 | 2000-07-01 | Nokia Networks Oy | Vastaanottomenetelmä ja vastaanotin |
DE19923407C1 (de) * | 1999-05-21 | 2000-08-24 | Siemens Ag | Empfangsverfahren und Empfangseinrichtung für Mobilfunkanwendungen |
FI107675B (fi) | 1999-07-05 | 2001-09-14 | Nokia Networks Oy | Menetelmä käyttäjälle osoitetun informaation tunnistamiseksi kommunikaatiojärjestelmässä ja kommunikaatiojärjestelmä |
US7372825B1 (en) * | 1999-07-13 | 2008-05-13 | Texas Instruments Incorporated | Wireless communications system with cycling of unique cell bit sequences in station communications |
FI110825B (fi) * | 1999-08-10 | 2003-03-31 | Nokia Corp | Menetelmä modulaationilmaisimen valintaan vastaanottimessa ja vastaanotin |
GB9921007D0 (en) * | 1999-09-06 | 1999-11-10 | Nokia Telecommunications Oy | Quality measurement |
US6278726B1 (en) | 1999-09-10 | 2001-08-21 | Interdigital Technology Corporation | Interference cancellation in a spread spectrum communication system |
US6115406A (en) | 1999-09-10 | 2000-09-05 | Interdigital Technology Corporation | Transmission using an antenna array in a CDMA communication system |
US7106853B1 (en) * | 1999-09-20 | 2006-09-12 | Apex/Eclipse Systems, Inc. | Method and means for increasing inherent channel capacity for wired network |
US6539010B1 (en) | 1999-10-28 | 2003-03-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Downlink power control and adaptive beamforming for half-rate radiocommunication systems |
US7016436B1 (en) * | 1999-12-17 | 2006-03-21 | Ericsson, Inc. | Selective joint demodulation systems and methods for receiving a signal in the presence of noise and interference |
DK1635525T3 (da) | 2000-01-07 | 2007-12-10 | Interdigital Tech Corp | Kanalestimering for time division duplex kommunikationssystemer |
US6700882B1 (en) * | 2000-03-27 | 2004-03-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for increasing throughput and/or capacity in a TDMA system |
US6470996B1 (en) | 2000-03-30 | 2002-10-29 | Halliburton Energy Services, Inc. | Wireline acoustic probe and associated methods |
FI113818B (fi) * | 2000-11-23 | 2004-06-15 | Nokia Corp | Menetelmä informaation välittämiseksi tiedonsiirtojärjestelmässä, tiedonsiirtojärjestelmä, verkkoelementti sekä langaton viestin |
US6856945B2 (en) * | 2000-12-04 | 2005-02-15 | Tensorcomm, Inc. | Method and apparatus for implementing projections in singal processing applications |
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US6711219B2 (en) | 2000-12-04 | 2004-03-23 | Tensorcomm, Incorporated | Interference cancellation in a signal |
US6954489B2 (en) * | 2001-01-02 | 2005-10-11 | Telefonaktiebolaget L M Ericsson (Publ) | Determining correlations of received sequences to multiple known sequences in a communications system |
US6842476B2 (en) | 2001-02-09 | 2005-01-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Co-channel interference canceller |
US6912249B2 (en) * | 2001-03-15 | 2005-06-28 | Telefonaktiebolaget L M Ericsson (Publ) | Method and system for training a radio receiver |
EP1259091B1 (en) * | 2001-05-15 | 2008-02-20 | Telefonaktiebolaget LM Ericsson (publ) | Co-channel interference suppression by estimating the time of arrival |
WO2002093965A1 (en) * | 2001-05-15 | 2002-11-21 | Telefonaktiebolaget L M Ericsson (Publ) | Co-channel interference suppression by estimating the time of arrival (toa) |
GB0121082D0 (en) * | 2001-08-31 | 2001-10-24 | Koninkl Philips Electronics Nv | Method of operating a radio station and radio system |
US7031250B2 (en) * | 2001-09-27 | 2006-04-18 | Rf Micro Devices, Inc. | Method and apparatus for channel estimation |
US7158559B2 (en) * | 2002-01-15 | 2007-01-02 | Tensor Comm, Inc. | Serial cancellation receiver design for a coded signal processing engine |
US8085889B1 (en) | 2005-04-11 | 2011-12-27 | Rambus Inc. | Methods for managing alignment and latency in interference cancellation |
GB0124952D0 (en) * | 2001-10-17 | 2001-12-05 | Nokia Corp | A receiver and a receiving method |
EP1311093B1 (en) * | 2001-11-09 | 2005-02-02 | Telefonaktiebolaget LM Ericsson (publ) | Co-channel interference detector for cellular communications systems |
US20050107039A1 (en) * | 2001-11-09 | 2005-05-19 | Bengt Lindoff | Co-channel interference detector for cellular communications systems |
WO2003044969A2 (en) * | 2001-11-16 | 2003-05-30 | Tensorcomm Incorporated | Construction of an interference matrix for a coded signal processing engine |
US7039136B2 (en) * | 2001-11-19 | 2006-05-02 | Tensorcomm, Inc. | Interference cancellation in a signal |
US7787518B2 (en) | 2002-09-23 | 2010-08-31 | Rambus Inc. | Method and apparatus for selectively applying interference cancellation in spread spectrum systems |
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US7430253B2 (en) | 2002-10-15 | 2008-09-30 | Tensorcomm, Inc | Method and apparatus for interference suppression with efficient matrix inversion in a DS-CDMA system |
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EP1357716A1 (de) * | 2002-04-23 | 2003-10-29 | Siemens Aktiengesellschaft | Verfahren zur Unterdrückung von Gleichkanalstörungen in einem TDMA-System |
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CN1723627A (zh) | 2002-10-15 | 2006-01-18 | 张量通讯公司 | 用于信道幅度估计和干扰矢量构造的方法和装置 |
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CN101288260A (zh) | 2005-01-27 | 2008-10-15 | 美商内数位科技公司 | 使用未由他人分享联合随机衍生秘钥方法及*** |
JP4663710B2 (ja) * | 2005-02-18 | 2011-04-06 | パナソニック株式会社 | 無線通信方法、中継局装置および無線送信装置 |
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CN101296010B (zh) * | 2007-04-24 | 2013-03-27 | 中兴通讯股份有限公司 | 适用于空频编码级联循环延迟分集方式的信道估计方法 |
US10536859B2 (en) | 2017-08-15 | 2020-01-14 | Charter Communications Operating, Llc | Methods and apparatus for dynamic control and utilization of quasi-licensed wireless spectrum |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US5199047A (en) * | 1989-10-25 | 1993-03-30 | U.S. Philips Corporation | Receiver for a digital transmission system |
US5303226A (en) * | 1991-10-01 | 1994-04-12 | Nec Corporation | Reception of TDMA digital data signal with compensation for channel variations |
EP0602249A1 (en) * | 1992-06-18 | 1994-06-22 | Oki Electric Industry Company, Limited | Maximum likelihood sequence estimating device and method therefor |
Family Cites Families (8)
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---|---|---|---|---|
US4995104A (en) * | 1989-05-08 | 1991-02-19 | At&T Bell Laboratories | Interference cancelling circuit and method |
CA2021232C (en) * | 1989-07-17 | 1993-09-21 | Hiroyasu Muto | Diversity receiving system for use in digital radio communication with means for selecting branch by estimating propagation path property |
SE469678B (sv) * | 1992-01-13 | 1993-08-16 | Ericsson Telefon Ab L M | Saett foer synkronisering och kanalestimering i tdma- radiosystem |
SE470371B (sv) * | 1992-06-23 | 1994-01-31 | Ericsson Telefon Ab L M | Sätt och anordning vid digital signalöverföring att hos en mottagare estimera överförda symboler |
JP2605566B2 (ja) * | 1992-12-25 | 1997-04-30 | 日本電気株式会社 | 適応型等化器 |
SE513657C2 (sv) * | 1993-06-24 | 2000-10-16 | Ericsson Telefon Ab L M | Sätt och anordning att vid digital signalöverföring estimera överförda symboler hos en mottagare |
GB2286506B (en) * | 1994-02-10 | 1997-12-10 | Roke Manor Research | Improvements in or relating to co-channel interferance suppression systems |
US5768254A (en) * | 1995-09-29 | 1998-06-16 | Lucent Technologies Inc. | Multiple access cellular communication with signal cancellation to reduce co-channel interference |
-
1994
- 1994-10-07 FI FI944736A patent/FI102797B1/fi active
-
1995
- 1995-10-05 JP JP51236096A patent/JP4285614B2/ja not_active Expired - Lifetime
- 1995-10-05 WO PCT/FI1995/000551 patent/WO1996011533A2/en active IP Right Grant
- 1995-10-05 CN CN95196073A patent/CN1078980C/zh not_active Expired - Lifetime
- 1995-10-05 DE DE69531250T patent/DE69531250T2/de not_active Expired - Lifetime
- 1995-10-05 US US08/817,178 patent/US5995499A/en not_active Expired - Lifetime
- 1995-10-05 AT AT95934149T patent/ATE244958T1/de not_active IP Right Cessation
- 1995-10-05 AU AU36547/95A patent/AU697708B2/en not_active Ceased
- 1995-10-05 EP EP95934149A patent/EP0784887B1/en not_active Expired - Lifetime
-
1997
- 1997-04-04 NO NO971545A patent/NO971545L/no not_active Application Discontinuation
-
2007
- 2007-10-24 JP JP2007276676A patent/JP4638473B2/ja not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US5199047A (en) * | 1989-10-25 | 1993-03-30 | U.S. Philips Corporation | Receiver for a digital transmission system |
US5303226A (en) * | 1991-10-01 | 1994-04-12 | Nec Corporation | Reception of TDMA digital data signal with compensation for channel variations |
EP0602249A1 (en) * | 1992-06-18 | 1994-06-22 | Oki Electric Industry Company, Limited | Maximum likelihood sequence estimating device and method therefor |
Also Published As
Publication number | Publication date |
---|---|
FI102797B (fi) | 1999-02-15 |
EP0784887B1 (en) | 2003-07-09 |
WO1996011533A3 (en) | 1996-06-13 |
FI102797B1 (fi) | 1999-02-15 |
AU697708B2 (en) | 1998-10-15 |
NO971545L (no) | 1997-06-04 |
AU3654795A (en) | 1996-05-02 |
EP0784887A2 (en) | 1997-07-23 |
JP4638473B2 (ja) | 2011-02-23 |
ATE244958T1 (de) | 2003-07-15 |
JP4285614B2 (ja) | 2009-06-24 |
FI944736A0 (fi) | 1994-10-07 |
DE69531250D1 (de) | 2003-08-14 |
CN1163024A (zh) | 1997-10-22 |
FI944736A (fi) | 1996-04-08 |
JP2008104201A (ja) | 2008-05-01 |
JPH10507598A (ja) | 1998-07-21 |
DE69531250T2 (de) | 2004-05-27 |
US5995499A (en) | 1999-11-30 |
NO971545D0 (no) | 1997-04-04 |
WO1996011533A2 (en) | 1996-04-18 |
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