CZ14895A3 - Communication system with multiple access with code division - Google Patents
Communication system with multiple access with code divisionInfo
- Publication number
- CZ14895A3 CZ14895A3 CZ95148A CZ14895A CZ14895A3 CZ 14895 A3 CZ14895 A3 CZ 14895A3 CZ 95148 A CZ95148 A CZ 95148A CZ 14895 A CZ14895 A CZ 14895A CZ 14895 A3 CZ14895 A3 CZ 14895A3
- Authority
- CZ
- Czechia
- Prior art keywords
- communication system
- multiple access
- code division
- division
- code
- Prior art date
Links
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
- H04B1/7105—Joint detection techniques, e.g. linear detectors
- H04B1/71057—Joint detection techniques, e.g. linear detectors using maximum-likelihood sequence estimation [MLSE]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/204—Multiple access
- H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4316939A DE4316939A1 (en) | 1993-05-21 | 1993-05-21 | CDMA transmission system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CZ14895A3 true CZ14895A3 (en) | 1995-06-14 |
| CZ286408B6 CZ286408B6 (en) | 2000-04-12 |
Family
ID=6488578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CZ1995148A CZ286408B6 (en) | 1993-05-21 | 1994-05-20 | Transmission method of communication signals and receiver for carrying out receiving step of this method |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP0656162A1 (en) |
| JP (1) | JPH07509356A (en) |
| KR (1) | KR100336544B1 (en) |
| CN (1) | CN1063600C (en) |
| AU (1) | AU682689B2 (en) |
| CZ (1) | CZ286408B6 (en) |
| DE (1) | DE4316939A1 (en) |
| HU (1) | HU215623B (en) |
| TW (1) | TW241419B (en) |
| WO (1) | WO1994028642A1 (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0696398A1 (en) * | 1994-02-25 | 1996-02-14 | Koninklijke Philips Electronics N.V. | A multiple access digital transmission system and a radio base station and a receiver for use in such a system |
| EP0767543A3 (en) * | 1995-10-06 | 2000-07-26 | Siemens Aktiengesellschaft | Code division multiplex communication with interference suppression |
| DE19605567A1 (en) * | 1996-02-15 | 1997-08-21 | Sel Alcatel Ag | Optical frequency-coded CDMA transmission system and optical receiver therefor |
| DE19638404C1 (en) * | 1996-09-19 | 1998-02-19 | Siemens Ag | Symbol value sequence evaluation method for CDMA receiver |
| US6377610B1 (en) * | 1997-04-25 | 2002-04-23 | Deutsche Telekom Ag | Decoding method and decoding device for a CDMA transmission system for demodulating a received signal available in serial code concatenation |
| DE19717546B4 (en) * | 1996-12-05 | 2014-05-15 | Deutsche Telekom Ag | Method and apparatus for decoding in a CDMA transmission system for demodulating a received signal which is in serial code chaining |
| SG77607A1 (en) | 1997-08-26 | 2001-01-16 | Univ Singapore | A multi-user code division multiple access receiver |
| US7486722B2 (en) | 2001-04-18 | 2009-02-03 | Bae Systems Information And Electronic Systems Integration Inc. | Bandwidth efficient cable network modem |
| EP1380119A4 (en) | 2001-04-18 | 2006-02-01 | Bae Systems Information | Bandwidth-efficient wireless network modem |
| US20030227879A1 (en) * | 2002-06-05 | 2003-12-11 | Farrokh Abrishamkar | Method and apparatus for pilot estimation using a prediction error method with a kalman filter and pseudo-linear regression |
| AU2003237337A1 (en) | 2002-11-19 | 2004-06-15 | Bae Systems Information And Electronic Systems Integration Inc | Bandwidth efficient wirless network modem |
| FI20085423A0 (en) * | 2008-05-08 | 2008-05-08 | Nokia Siemens Networks Oy | Synchronization in a mobile communication system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5099493A (en) * | 1990-08-27 | 1992-03-24 | Zeger-Abrams Incorporated | Multiple signal receiver for direct sequence, code division multiple access, spread spectrum signals |
| US5166953A (en) * | 1990-10-30 | 1992-11-24 | General Electric Company | Technique for frequency-hopped spread spectrum communications |
| US5297161A (en) * | 1992-06-29 | 1994-03-22 | Motorola Inc. | Method and apparatus for power estimation in an orthogonal coded communication system |
-
1993
- 1993-05-21 DE DE4316939A patent/DE4316939A1/en not_active Withdrawn
-
1994
- 1994-05-20 KR KR1019950700284A patent/KR100336544B1/en not_active Expired - Fee Related
- 1994-05-20 AU AU66869/94A patent/AU682689B2/en not_active Ceased
- 1994-05-20 EP EP94914530A patent/EP0656162A1/en not_active Withdrawn
- 1994-05-20 CN CN94190310A patent/CN1063600C/en not_active Expired - Fee Related
- 1994-05-20 WO PCT/IB1994/000116 patent/WO1994028642A1/en not_active Ceased
- 1994-05-20 CZ CZ1995148A patent/CZ286408B6/en not_active IP Right Cessation
- 1994-05-20 HU HU9500161A patent/HU215623B/en not_active IP Right Cessation
- 1994-05-20 JP JP7500442A patent/JPH07509356A/en not_active Ceased
- 1994-07-05 TW TW083106145A patent/TW241419B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| CN1063600C (en) | 2001-03-21 |
| HU215623B (en) | 1999-01-28 |
| HUT68377A (en) | 1995-06-28 |
| KR100336544B1 (en) | 2002-10-18 |
| EP0656162A1 (en) | 1995-06-07 |
| DE4316939A1 (en) | 1994-11-24 |
| JPH07509356A (en) | 1995-10-12 |
| AU682689B2 (en) | 1997-10-16 |
| AU6686994A (en) | 1994-12-20 |
| CN1110072A (en) | 1995-10-11 |
| WO1994028642A1 (en) | 1994-12-08 |
| CZ286408B6 (en) | 2000-04-12 |
| TW241419B (en) | 1995-02-21 |
| KR950702767A (en) | 1995-07-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| IF00 | In force as of 2000-06-30 in czech republic | ||
| MM4A | Patent lapsed due to non-payment of fee |
Effective date: 20040520 |