JPH08510608A - Tdma通信システム - Google Patents
Tdma通信システムInfo
- Publication number
- JPH08510608A JPH08510608A JP7518398A JP51839895A JPH08510608A JP H08510608 A JPH08510608 A JP H08510608A JP 7518398 A JP7518398 A JP 7518398A JP 51839895 A JP51839895 A JP 51839895A JP H08510608 A JPH08510608 A JP H08510608A
- Authority
- JP
- Japan
- Prior art keywords
- unused
- tdma
- channel
- slot
- communication system
- 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
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.各加入者ユニットが無線送受信手段及び制御手段を有する複数の加入者ユニ ットを具える時分割多重(TDMA)通信システムであって、この制御手段は、 呼出しを開始する要求に応答して、TDMAフレーム中に相補的なタイムスロッ トを具える二重ボイスチャネルを走査する手段と、少なくとも各未使用タイムス ロットの質を決定するとともにチャネルマップを形成する手段と、全タイムスロ ット伝送に対して、前記フレーム中の使用全タイムスロットに隣接して配置され た受容可能な質の未使用全タイムスロットを選択する手段とを具えることを特徴 とするTDMA通信システム。 2.フレーム中の前記タイムスロットに、順次増えるように番号を付した請求の 範囲1記載のTDMA通信システムにおいて、前記選択手段により、偶数番号の 使用全タイムスロットに隣接する受容可能なより大きい奇数番号の未使用全タイ ムスロットを選択するようにしたことを特徴とするTDMA通信システム。 3.無線送受信手段と、制御手段と、TDMA物理チャネルの質を決定する手段 と、チャネルマップ記憶装置とを具える、時分割多重(TDMA)通信システム に使用する加入者ユニットであって、全タイムスロット伝送に対する呼出し要求 に応答する前記制御手段は、前記チャネルマップ記憶装置中の未使用物理チャネ ルのうちのいずれが受容可能な質のものであるかを決定する手段と、使用全タイ ムスロットチャネルに隣接して配置した受容可能な質の未使用全タイムスロット チャネル中の伝送を開始する手段とを有することを特徴とする加入者ユニット。 4.TDMAフレーム中の前記全タイムスロットに、順次増えるように番号を付 した請求の範囲3記載の加入者ユニットであって、前記制御手段により、偶数番 号の使用全タイムスロットに隣接する受容可能なより大きい奇数番号の未使用全 タイムスロット中の伝送を開始するようにしたことを特徴とする加入者ユ ニット。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9400253.2 | 1994-01-07 | ||
GB9400253A GB9400253D0 (en) | 1994-01-07 | 1994-01-07 | TDMA communications system |
PCT/IB1995/000009 WO1995019071A1 (en) | 1994-01-07 | 1995-01-04 | Tdma communication system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08510608A true JPH08510608A (ja) | 1996-11-05 |
JP3533221B2 JP3533221B2 (ja) | 2004-05-31 |
Family
ID=10748512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51839895A Expired - Fee Related JP3533221B2 (ja) | 1994-01-07 | 1995-01-04 | Tdma通信システム |
Country Status (7)
Country | Link |
---|---|
US (1) | US5809015A (ja) |
EP (1) | EP0691053B1 (ja) |
JP (1) | JP3533221B2 (ja) |
KR (1) | KR100390106B1 (ja) |
DE (1) | DE69524996T2 (ja) |
GB (1) | GB9400253D0 (ja) |
WO (1) | WO1995019071A1 (ja) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19608183A1 (de) * | 1996-03-04 | 1997-09-18 | Siemens Ag | Verfahren und Anordnung zum Verbessern des Ausnutzungsgrades von Telekommunikationskanälen in örtlich konzentrierten, asynchronen, drahtlosen Telekommunikatonssystemen |
DE19635327C1 (de) * | 1996-08-30 | 1997-10-09 | Siemens Ag | Verfahren zum Belegen von Zeitschlitzen in drahtlosen Kommunikationsnetzen |
JPH10190859A (ja) * | 1996-12-20 | 1998-07-21 | Nec Corp | 無線通信システム |
US6633550B1 (en) * | 1997-02-20 | 2003-10-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Radio transceiver on a chip |
US6212205B1 (en) * | 1997-02-25 | 2001-04-03 | Vlsi Technology, Inc. | Methods of generating a data stream, methods of validating an integrated circuit, and methods of communicating a data stream |
FI104135B1 (fi) * | 1997-06-24 | 1999-11-15 | Nokia Mobile Phones Ltd | Aikajakoiset monikäyttöradiojärjestelmät |
EP2230779B1 (en) * | 1998-03-31 | 2017-11-22 | Sony Deutschland GmbH | Method and means for allocating time slots in a TDD system |
DE19823683B4 (de) * | 1998-05-27 | 2004-05-06 | Siemens Ag | Verfahren zum Übermitteln einer die Übertragungskapazität anzeigenden Information von einer zentralen zu zumindest einer dezentralen Einrichtung über eine Funkstrecke |
DE19848259B4 (de) * | 1998-10-20 | 2010-12-09 | Gigaset Communications Gmbh | Verfahren zum Reservieren von Doppel-Zeitschlitzen in einer, eine zentrale Einrichtung und dezentrale Einrichtungen verbindenden Funkstrecke |
US6539007B1 (en) * | 1998-11-16 | 2003-03-25 | Samsung Electronics Co., Ltd. | System and method for multiple single-phase access in a TDMA wireless network |
DE19925262A1 (de) * | 1999-06-01 | 2001-01-25 | Siemens Ag | Modemübertragung in TDMA-Funksystemen |
GB2356528A (en) * | 1999-11-17 | 2001-05-23 | Ericsson Telefon Ab L M | Channel allocation in telecommunication networks |
US7173921B1 (en) | 2000-10-11 | 2007-02-06 | Aperto Networks, Inc. | Protocol for allocating upstream slots over a link in a point-to-multipoint communication system |
GB2368499B (en) * | 2000-10-26 | 2004-06-30 | Matsushita Comm Ind Uk Ltd | Mobile communications |
US6904489B2 (en) * | 2001-10-23 | 2005-06-07 | Digi International Inc. | Methods and systems for remotely accessing universal serial bus devices |
KR100429513B1 (ko) * | 2001-12-12 | 2004-05-03 | 삼성전자주식회사 | 이동통신시스템에서 서비스 품질에 따른 서비스 전환 방법 |
CN100558068C (zh) * | 2006-12-19 | 2009-11-04 | 华为技术有限公司 | 一种超帧管理方法 |
US7957418B2 (en) * | 2007-07-31 | 2011-06-07 | Research In Motion Limited | Data burst communication techniques for use in increasing data throughput to mobile communication devices |
US9231693B2 (en) | 2013-07-19 | 2016-01-05 | Motorola Solutions, Inc. | Full duplex individual call via linked single frequency repeaters |
US9232522B2 (en) | 2013-07-19 | 2016-01-05 | Motorola Solutions, Inc. | Full duplex direct mode individual and group calling using adjacent time slots in a TDMA system |
FR3078468A1 (fr) * | 2018-02-28 | 2019-08-30 | Orange | Procede de mise en veille d'une station de base, produit programme d'ordinateur, dispositif, station de base et signal correspondants. |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT324443B (de) * | 1972-05-26 | 1975-08-25 | Siemens Ag | System zur verbindung von pcm-signale übertragenden zeitmultiplexl bitungen |
GB2232562A (en) * | 1989-05-26 | 1990-12-12 | Philips Electronic Associated | Data transmission over a tdm duplex channel |
GB2232326A (en) * | 1989-05-26 | 1990-12-05 | Philips Electronic Associated | Data transmission over a tdm duplex frequency channel |
JP3093243B2 (ja) * | 1990-07-12 | 2000-10-03 | 株式会社東芝 | 移動無線通信システム |
GB2249918A (en) * | 1990-11-14 | 1992-05-20 | Philips Electronic Associated | Channel scanning in tdd cordless telephone system |
US5203012A (en) * | 1992-02-10 | 1993-04-13 | Motorola, Inc. | Method and apparatus for optimum channel assignment |
-
1994
- 1994-01-07 GB GB9400253A patent/GB9400253D0/en active Pending
- 1994-12-19 US US08/358,440 patent/US5809015A/en not_active Expired - Fee Related
-
1995
- 1995-01-04 DE DE69524996T patent/DE69524996T2/de not_active Expired - Fee Related
- 1995-01-04 KR KR1019950703852A patent/KR100390106B1/ko not_active IP Right Cessation
- 1995-01-04 JP JP51839895A patent/JP3533221B2/ja not_active Expired - Fee Related
- 1995-01-04 WO PCT/IB1995/000009 patent/WO1995019071A1/en active IP Right Grant
- 1995-01-04 EP EP95903447A patent/EP0691053B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3533221B2 (ja) | 2004-05-31 |
GB9400253D0 (en) | 1994-03-02 |
DE69524996T2 (de) | 2002-09-05 |
EP0691053B1 (en) | 2002-01-16 |
WO1995019071A1 (en) | 1995-07-13 |
KR100390106B1 (ko) | 2003-09-26 |
US5809015A (en) | 1998-09-15 |
EP0691053A1 (en) | 1996-01-10 |
DE69524996D1 (de) | 2002-02-21 |
KR960701533A (ko) | 1996-02-24 |
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