FI19992692A - A method and system for interleaving multiple users on TDMA system communication channels - Google Patents
A method and system for interleaving multiple users on TDMA system communication channelsInfo
- Publication number
- FI19992692A FI19992692A FI992692A FI19992692A FI19992692A FI 19992692 A FI19992692 A FI 19992692A FI 992692 A FI992692 A FI 992692A FI 19992692 A FI19992692 A FI 19992692A FI 19992692 A FI19992692 A FI 19992692A
- Authority
- FI
- Finland
- Prior art keywords
- communication channels
- multiple users
- interleaving multiple
- tdma
- system communication
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/18—Service support devices; Network management devices
- H04W88/181—Transcoding devices; Rate adaptation devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0061—Error detection codes
- H04L1/0063—Single parity check
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0064—Concatenated codes
- H04L1/0065—Serial concatenated codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0083—Formatting with frames or packets; Protocol or part of protocol for error control
-
- 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
-
- 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
- H04L25/03178—Arrangements involving sequence estimation techniques
- H04L25/03331—Arrangements for the joint estimation of multiple sequences
-
- 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]
- H04B7/2656—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] for structure of frame, burst
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI992692A FI112992B (en) | 1999-12-15 | 1999-12-15 | Method and arrangement for multiplexing multiple users to the communication channels in a TDMA system |
US09/735,149 US7039024B2 (en) | 1999-12-15 | 2000-12-12 | Method and arrangement for multiplexing several users to the communication channels of a TDMA system |
CNB008190313A CN1251438C (en) | 1999-12-15 | 2000-12-13 | Method and arrangement for multiplexing several users to communication channels of TDMA system |
AU23758/01A AU2375801A (en) | 1999-12-15 | 2000-12-13 | Method and arrangement for multiplexing several users to the communication channels of a tdma system |
EP00987507A EP1238484A2 (en) | 1999-12-15 | 2000-12-13 | Method and arrangement for multiplexing several users to the communication channels of a tdma system |
PCT/FI2000/001087 WO2001045428A2 (en) | 1999-12-15 | 2000-12-13 | Method and arrangement for multiplexing several users to the communication channels of a tdma system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI992692A FI112992B (en) | 1999-12-15 | 1999-12-15 | Method and arrangement for multiplexing multiple users to the communication channels in a TDMA system |
FI992692 | 1999-12-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI19992692A true FI19992692A (en) | 2001-06-16 |
FI112992B FI112992B (en) | 2004-02-13 |
Family
ID=8555752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI992692A FI112992B (en) | 1999-12-15 | 1999-12-15 | Method and arrangement for multiplexing multiple users to the communication channels in a TDMA system |
Country Status (6)
Country | Link |
---|---|
US (1) | US7039024B2 (en) |
EP (1) | EP1238484A2 (en) |
CN (1) | CN1251438C (en) |
AU (1) | AU2375801A (en) |
FI (1) | FI112992B (en) |
WO (1) | WO2001045428A2 (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE60137657D1 (en) * | 2000-08-03 | 2009-03-26 | Infineon Technologies Ag | Flexible tdma systemarchitektur |
US7512109B2 (en) * | 2000-09-29 | 2009-03-31 | Intel Corporation | Slot structure for radio communications system |
FR2824685B1 (en) * | 2001-05-14 | 2003-10-03 | Evolium Sas | METHOD FOR FIXING SPECIFIC FLOW RATE ADJUSTMENT PARAMETERS IN A MOBILE RADIO COMMUNICATION SYSTEM |
US6944142B2 (en) * | 2003-05-13 | 2005-09-13 | Interdigital Technology Corporation | Method for soft and softer handover in time division duplex code division multiple access (TDD-CDMA) networks |
EP1700403B1 (en) * | 2003-12-30 | 2008-11-12 | Telefonaktiebolaget LM Ericsson (publ) | Method device for transmitting data packets belong to different users in a common transmittal protocol packet |
US7672285B2 (en) * | 2004-06-28 | 2010-03-02 | Dtvg Licensing, Inc. | Method and apparatus for minimizing co-channel interference by scrambling |
US8213553B2 (en) * | 2004-04-12 | 2012-07-03 | The Directv Group, Inc. | Method and apparatus for identifying co-channel interference |
US7161988B2 (en) * | 2004-04-12 | 2007-01-09 | The Directv Group, Inc. | Method and apparatus for minimizing co-channel interference |
US7961880B2 (en) | 2005-08-26 | 2011-06-14 | The Directv Group, Inc. | Methods and apparatuses for determining scrambling codes for signal transmission |
US7460832B2 (en) * | 2004-04-12 | 2008-12-02 | The Directv Group, Inc. | Methods and apparatuses for minimizing co-channel interference |
US20060045169A1 (en) * | 2004-08-27 | 2006-03-02 | Qualcomm Incorporated | Coded-bit scrambling for multi-stream communication in a mimo channel |
DE602005005031T2 (en) * | 2005-06-01 | 2009-03-19 | Ntt Docomo Inc. | Communications relay device |
US20070201408A1 (en) * | 2006-02-08 | 2007-08-30 | Nokia Corporation | Apparatus, method and computer program product providing a transport format that is compatible with another transport format that uses spreading codes |
US8385435B2 (en) * | 2006-02-09 | 2013-02-26 | Broadcom Corporation | Measuring interference and noise power using non-content burst periods |
IL203785A (en) * | 2007-09-12 | 2014-07-31 | Qualcomm Inc | Capacity increasing devices and methods for wireless communication |
CN102026277B (en) * | 2009-09-22 | 2013-06-05 | ***通信集团公司 | Data sending method, data receiving method and user terminal |
JP2017103587A (en) * | 2015-12-01 | 2017-06-08 | 富士通株式会社 | Base station device, transmission system and transmission method |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4852090A (en) * | 1987-02-02 | 1989-07-25 | Motorola, Inc. | TDMA communications system with adaptive equalization |
US5062105A (en) * | 1990-01-02 | 1991-10-29 | At&T Bell Laboratories | Programmable multiplexing techniques for mapping a capacity domain into a time domain within a frame |
US5193091A (en) * | 1990-12-12 | 1993-03-09 | Motorola, Inc. | Tdm communication system for a wide area site and a plurality of local sites |
FR2689346B1 (en) | 1992-03-31 | 1994-06-10 | Matra Communication | COMMUNICATION METHOD BY RADIO WITH TIME MULTIPLEXING. |
US5594738A (en) * | 1993-10-18 | 1997-01-14 | Motorola, Inc. | Time slot allocation method |
FI98426C (en) * | 1994-05-03 | 1997-06-10 | Nokia Mobile Phones Ltd | Systems for transmitting packet data in the air interface within a digital TMDA cellular system |
JPH0983473A (en) * | 1995-09-12 | 1997-03-28 | Nec Corp | Tdma communication method and tdma receiver |
US5751731A (en) * | 1995-10-18 | 1998-05-12 | Telefonaktiebolaget Lm Ericsson | Simplifying decoding of codewords in a wireless communication system |
US5987019A (en) * | 1996-10-15 | 1999-11-16 | Telefonaktiebolaget Lm Ericsson | Multi-rate radiocommunication systems and terminals |
US5875182A (en) * | 1997-01-16 | 1999-02-23 | Lockheed Martin Corporation | Enhanced access burst for random access channels in TDMA mobile satellite system |
US5933768A (en) * | 1997-02-28 | 1999-08-03 | Telefonaktiebolaget L/M Ericsson | Receiver apparatus, and associated method, for receiving a receive signal transmitted upon a channel susceptible to interference |
US5938787A (en) * | 1997-03-27 | 1999-08-17 | Ericsson Inc. | Communications systems and methods employing code rate partitioning with nonorthogonal modulation |
EP0990351B1 (en) * | 1997-06-17 | 2003-03-26 | Siemens Aktiengesellschaft | Method, mobile station and base station for transmitting signals |
JPH1188332A (en) * | 1997-09-11 | 1999-03-30 | Fujitsu Ltd | Device and method for multiplexing cell to synchronous digital interface |
US6501745B1 (en) * | 1998-02-13 | 2002-12-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for variable block scheduling indication by an uplink state flag in a packet data communication system |
US6778558B2 (en) * | 1998-02-23 | 2004-08-17 | Lucent Technologies Inc. | System and method for incremental redundancy transmission in a communication system |
US6535497B1 (en) | 1998-05-11 | 2003-03-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and systems for multiplexing of multiple users for enhanced capacity radiocommunications |
US6411613B1 (en) | 1998-08-12 | 2002-06-25 | Lucent Technologies Inc. | Method for formatting and conveying information in a wireless telecommunication system |
US6608821B1 (en) * | 1998-11-20 | 2003-08-19 | Texas Instruments Israel Ltd. | Method for collision avoidance in an asynchronous communication system |
US6628945B1 (en) * | 1999-04-20 | 2003-09-30 | Ericsson Inc. | Apparatus and methods for high-penetration random access in wireless communications systems |
EP1059740A1 (en) | 1999-06-09 | 2000-12-13 | Lucent Technologies Inc. | Time-slot partitioning in a TDMA system |
US6574202B1 (en) | 1999-07-14 | 2003-06-03 | Lucent Technologies Inc. | Method for interleaving information conveyed in a wireless communication system |
US6654921B1 (en) * | 1999-10-15 | 2003-11-25 | Cisco Technology, Inc. | Decoding data from multiple sources |
US6539010B1 (en) * | 1999-10-28 | 2003-03-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Downlink power control and adaptive beamforming for half-rate radiocommunication systems |
-
1999
- 1999-12-15 FI FI992692A patent/FI112992B/en not_active IP Right Cessation
-
2000
- 2000-12-12 US US09/735,149 patent/US7039024B2/en not_active Expired - Fee Related
- 2000-12-13 EP EP00987507A patent/EP1238484A2/en not_active Withdrawn
- 2000-12-13 AU AU23758/01A patent/AU2375801A/en not_active Abandoned
- 2000-12-13 WO PCT/FI2000/001087 patent/WO2001045428A2/en active Application Filing
- 2000-12-13 CN CNB008190313A patent/CN1251438C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1435020A (en) | 2003-08-06 |
US20010004359A1 (en) | 2001-06-21 |
EP1238484A2 (en) | 2002-09-11 |
CN1251438C (en) | 2006-04-12 |
FI112992B (en) | 2004-02-13 |
US7039024B2 (en) | 2006-05-02 |
WO2001045428A2 (en) | 2001-06-21 |
AU2375801A (en) | 2001-06-25 |
WO2001045428A3 (en) | 2001-11-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |