KR20010101089A - 통신 단말 장치 및 무선 통신 방법 - Google Patents
통신 단말 장치 및 무선 통신 방법 Download PDFInfo
- Publication number
- KR20010101089A KR20010101089A KR1020017006646A KR20017006646A KR20010101089A KR 20010101089 A KR20010101089 A KR 20010101089A KR 1020017006646 A KR1020017006646 A KR 1020017006646A KR 20017006646 A KR20017006646 A KR 20017006646A KR 20010101089 A KR20010101089 A KR 20010101089A
- Authority
- KR
- South Korea
- Prior art keywords
- communication terminal
- base station
- station apparatus
- communication
- transmitted
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/005—Control of transmission; Equalising
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
- H04L2025/03439—Fixed structures
- H04L2025/03445—Time domain
- H04L2025/03471—Tapped delay lines
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03592—Adaptation methods
- H04L2025/03598—Algorithms
- H04L2025/03611—Iterative algorithms
- H04L2025/03656—Initialisation
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
- H04L2025/03802—Signalling on the reverse channel
- H04L2025/03808—Transmission of equaliser coefficients
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Mobile Radio Communication Systems (AREA)
- Bidirectional Digital Transmission (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (4)
- 회선 추정 정보를 포함하는 수신 신호를 수신하는 수신 수단과,상기 회선 추정 정보를 이용하여, 적응 알고리즘에 따라서 상기 수신 신호에 대하여 등화 처리를 하는 등화 처리 수단을 구비하는 통신 단말 장치.
- 청구항 1의 통신 단말 장치와 무선 통신을 하는 기지국 장치에 있어서,상기 적응 알고리즘을 이용하여 수신 신호로부터 회선 추정을 행하는 회선 추정 수단과,상기 회선 추정 수단에 의해 얻어진 회선 추정 정보를 포함하는 신호를 송신하는 송신 수단을 구비하는 기지국 장치.
- 기지국 장치측에서, 수신 신호에 근거하여 회선을 추정bo서 회선 추정 정보를 얻어, 이 회선 추정 정보를 포함하는 신호를 통신 단말 장치에 송신하고,상기 통신 단말 장치측에서, 상기 기지국 장치로부터 송신된 신호에 포함되는 상기 회선 추정 정보를 이용하여, 적응 알고리즘에 따라서 상기 기지국 장치로부터 송신된 신호에 대하여 등화 처리를 하는 무선 통신 방법.
- 제 3 항에 있어서,기지국 장치와 통신 단말 장치 사이의 통신은 비대칭 통신이며, 정기적으로 상기 기지국 장치로부터 상기 통신 단말 장치에 대하여 상기 회선 추정 정보를 송신하는 무선 통신 방법.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP99-276131 | 1999-09-29 | ||
| JP27613199A JP2001102970A (ja) | 1999-09-29 | 1999-09-29 | 通信端末装置及び無線通信方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20010101089A true KR20010101089A (ko) | 2001-11-14 |
| KR100425611B1 KR100425611B1 (ko) | 2004-04-01 |
Family
ID=17565229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-2001-7006646A Expired - Fee Related KR100425611B1 (ko) | 1999-09-29 | 2000-08-29 | 통신 단말 장치, 기지국 장치 및 적응 등화 처리 방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6609011B1 (ko) |
| EP (1) | EP1133069A4 (ko) |
| JP (1) | JP2001102970A (ko) |
| KR (1) | KR100425611B1 (ko) |
| CN (1) | CN1152483C (ko) |
| AU (1) | AU6733000A (ko) |
| WO (1) | WO2001024403A1 (ko) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7415285B2 (en) * | 2001-09-27 | 2008-08-19 | The Regents Of The University Of California | Reducing power control errors in wireless communication system |
| WO2005006692A1 (en) * | 2003-07-15 | 2005-01-20 | Philips Intellectual Property & Standards Gmbh | Adaptive equaliser apparatus and method |
| CN1297075C (zh) * | 2003-12-02 | 2007-01-24 | 中国人民解放军空军雷达学院 | 干扰阻塞空间谱估计方法 |
| EP2023506A1 (en) | 2006-04-27 | 2009-02-11 | Kyocera Corporation | Radio communication method, radio communication device, and radio communication system |
| CN103634054B (zh) * | 2012-08-23 | 2016-01-20 | 北京邮电大学 | 用于高速相干接收系统的线性损伤补偿和偏振解复用方法 |
Family Cites Families (32)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS60253331A (ja) * | 1984-05-30 | 1985-12-14 | Fujitsu Ltd | 制御開始時の初期値設定方式 |
| US4995057A (en) * | 1988-11-02 | 1991-02-19 | At&T Bell Laboratories | Technique for achieving the theoretical coding gain of digital signals incorporating error correction |
| US5249200A (en) * | 1991-07-30 | 1993-09-28 | Codex Corporation | Device and method for combining precoding with symbol-rate spectral shaping |
| US5862192A (en) * | 1991-12-31 | 1999-01-19 | Lucent Technologies Inc. | Methods and apparatus for equalization and decoding of digital communications channels using antenna diversity |
| SG54201A1 (en) | 1992-09-18 | 1998-11-16 | Oki Electric Ind Co Ltd | Adaptive equalizing receiver and maximum likelihood sequence estimating receiver |
| US5513215A (en) * | 1993-09-20 | 1996-04-30 | Glenayre Electronics, Inc. | High speed simulcast data system using adaptive compensation |
| US5539774A (en) * | 1994-06-15 | 1996-07-23 | International Business Machines Corporation | Dual decision equalization method and device |
| JP3305877B2 (ja) * | 1994-06-23 | 2002-07-24 | 株式会社東芝 | スペクトラム拡散無線通信システムおよびこのシステムで使用される無線通信装置 |
| JP3513228B2 (ja) * | 1994-09-29 | 2004-03-31 | 富士通株式会社 | 磁気ディスク装置及び読取波形等化方法 |
| FI98171C (fi) * | 1995-05-24 | 1997-04-25 | Nokia Telecommunications Oy | Menetelmä pilottikanavien lähettämiseksi ja solukkoradiojärjestelmä |
| US6421543B1 (en) * | 1996-01-29 | 2002-07-16 | Ericsson Inc. | Cellular radiotelephone base stations and methods using selected multiple diversity reception |
| JPH09245435A (ja) * | 1996-03-05 | 1997-09-19 | Sony Corp | データ再生装置 |
| JPH09294095A (ja) | 1996-04-26 | 1997-11-11 | Oki Electric Ind Co Ltd | 適応等化器 |
| US6121927A (en) * | 1996-10-29 | 2000-09-19 | Nokia Telecommunications Oy | Determination of terminal location in a radio system |
| US5884178A (en) * | 1996-11-27 | 1999-03-16 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for estimating speed of a mobile station in a cellular communications system |
| AU688231B1 (en) * | 1997-03-12 | 1998-03-05 | Nokia Telecommunications Oy | Estimating CIR using correlation with line removal |
| CA2206661C (en) * | 1997-05-29 | 2004-07-20 | Telecommunications Research Laboratories | A duplex decision feedback equalization system |
| CA2248345C (en) * | 1997-06-03 | 2001-08-21 | Ntt Mobile Communications Network Inc. | Adaptive array transmitter-receiver |
| IT1293447B1 (it) * | 1997-07-14 | 1999-03-01 | Cselt Centro Studi Lab Telecom | Procedimento e sistema per la ricezione di segnali digitali |
| US6151484A (en) * | 1997-08-08 | 2000-11-21 | Ericsson Inc. | Communications apparatus and methods for adaptive signal processing based on mobility characteristics |
| DE19747367C2 (de) * | 1997-10-27 | 2003-06-26 | Siemens Ag | Verfahren und Anordnung zur Übertragung von Daten über eine Funkschnittstelle in einem Funk-Kommunikationssystem |
| JP3257591B2 (ja) * | 1998-02-20 | 2002-02-18 | 日本電気株式会社 | 移動無線端末および電力制御方法 |
| JP2967571B1 (ja) * | 1998-05-01 | 1999-10-25 | 日本電気株式会社 | Cdmaマルチユーザ受信装置と通信システム |
| DE69820421T2 (de) * | 1998-06-19 | 2004-05-27 | Motorola Semiconducteurs S.A. | Verfahren und Vorrichtung zum Entzerren in einem Funkempfänger |
| JP3185874B2 (ja) * | 1998-07-21 | 2001-07-11 | 日本電気株式会社 | 無線通信システム |
| US6327302B1 (en) * | 1998-08-28 | 2001-12-04 | Ericsson Inc. | Fast adaptive equalizer for wireless communication systems |
| US6373888B1 (en) * | 1998-10-09 | 2002-04-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Estimated channel with variable number of taps |
| JP3327227B2 (ja) * | 1998-11-11 | 2002-09-24 | 三菱マテリアル株式会社 | 無線通信システム及び記録媒体 |
| US6295289B1 (en) * | 1998-11-30 | 2001-09-25 | Nokia Mobile Phones, Ltd. | Power control in a transmitter |
| US6691084B2 (en) * | 1998-12-21 | 2004-02-10 | Qualcomm Incorporated | Multiple mode variable rate speech coding |
| US6349219B1 (en) * | 1999-03-01 | 2002-02-19 | Lucent Technologies Inc. | Antenna array having reduced sensitivity to frequency-shift effects |
| US6141393A (en) * | 1999-03-03 | 2000-10-31 | Motorola, Inc. | Method and device for channel estimation, equalization, and interference suppression |
-
1999
- 1999-09-29 JP JP27613199A patent/JP2001102970A/ja active Pending
-
2000
- 2000-08-29 KR KR10-2001-7006646A patent/KR100425611B1/ko not_active Expired - Fee Related
- 2000-08-29 US US09/856,872 patent/US6609011B1/en not_active Expired - Lifetime
- 2000-08-29 EP EP00955075A patent/EP1133069A4/en not_active Withdrawn
- 2000-08-29 CN CNB008018898A patent/CN1152483C/zh not_active Expired - Fee Related
- 2000-08-29 WO PCT/JP2000/005804 patent/WO2001024403A1/ja not_active Ceased
- 2000-08-29 AU AU67330/00A patent/AU6733000A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP1133069A1 (en) | 2001-09-12 |
| AU6733000A (en) | 2001-04-30 |
| US6609011B1 (en) | 2003-08-19 |
| EP1133069A4 (en) | 2009-08-12 |
| JP2001102970A (ja) | 2001-04-13 |
| WO2001024403A1 (en) | 2001-04-05 |
| CN1152483C (zh) | 2004-06-02 |
| CN1321369A (zh) | 2001-11-07 |
| KR100425611B1 (ko) | 2004-04-01 |
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