JP2000506346A - 移動体衛星通信用のランダムアクセス方式 - Google Patents
移動体衛星通信用のランダムアクセス方式Info
- Publication number
- JP2000506346A JP2000506346A JP9531768A JP53176897A JP2000506346A JP 2000506346 A JP2000506346 A JP 2000506346A JP 9531768 A JP9531768 A JP 9531768A JP 53176897 A JP53176897 A JP 53176897A JP 2000506346 A JP2000506346 A JP 2000506346A
- Authority
- JP
- Japan
- Prior art keywords
- access
- transmitter
- receiver
- control station
- channel
- 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
- 238000004891 communication Methods 0.000 title claims description 33
- 238000000034 method Methods 0.000 claims abstract description 54
- 230000005540 biological transmission Effects 0.000 claims description 26
- 230000010267 cellular communication Effects 0.000 claims description 5
- 230000001413 cellular effect Effects 0.000 abstract 1
- 238000012545 processing Methods 0.000 description 8
- 238000001228 spectrum Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 101100172132 Mus musculus Eif3a gene Proteins 0.000 description 2
- 230000002860 competitive effect Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
Classifications
-
- 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
- H04B7/212—Time-division multiple access [TDMA]
-
- 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
- H04B7/212—Time-division multiple access [TDMA]
- H04B7/2121—Channels assignment to the different stations
- H04B7/2123—Variable assignment, e.g. demand assignment
-
- 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
- H04B7/212—Time-division multiple access [TDMA]
- H04B7/2125—Synchronisation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 送信機/受信機がTDMA通信システムにアクセスする方法であって、 制御局から同期信号を受信し、 前記送信機/受信機と制御局の間の通信のためのTDMAフレームを識別する アクセスチャンネルデータを、前記送信機/受信機から制御局に送信し、 前記アクセスチャンネルデータを用いた、前記送信機/受信機と制御局の間の 通信に必要な時間調整を前記制御局で決定する、 ステップを含むアクセスする方法。 2. 前記アクセスチャンネルデータは、予測TDMAフレームの偶数または 奇数状態を表す単一データビットを用いて前記予測TDMAフレームを識別する 、請求項1に記載のアクセスする方法。 3. 前記送信機/受信機が送信に用いるスロット番号を予め割り当てる、請 求項1に記載のアクセスする方法。 4. 前記送信機/受信機は移動局であり前記制御局は衛星である、請求項1 に記載のアクセスする方法。 5. 前記同期信号はコード化メッセージデータを含むメッセージ信号である 、請求項1に記載のアクセスする方法。 6. 前記送信機/受信機と制御局の間の送信遅延はTDMAフレームの長さ の2倍より小さい、請求項1に記載のアクセスする方法。 7. 前記送信機/受信機は占有の搬送波周波数でランダムアクセスチャンネ ルにより前記アクセスチャンネルデータを送信する、請求項4に記載のアクセス する方法。 8. 前記送信ステップの前に一斉呼出信号を前記制御局から受信するステッ プを更に含む、請求項1に記載のアクセスする方法。 9. 前記送信機/受信機が送信に用いるスロット番号は、前記制御局が知っ ている識別値に基づいて前記送信機/受信機が決定する、請求項1に記載のアク セスする方法。 10. 送信機/受信機がTDMA通信システムにアクセスする方法であって 、 制御局から同期信号を受信し、 アクセスチャンネルデータを前記送信機/受信機から制御局に送信し、 前記アクセスチャンネルデータを用いた、前記送信機/受信機と制御局の間の 通信に必要な時間調整を前記制御局で決定する、 ステップを含み、 前記送信機/受信機と制御局の間の送信遅延はTDMAフレームの長さの2倍 より小さい、 アクセスする方法。 11. 前記送信機/受信機が送信に用いるスロット番号を予め割り当てる、 請求項10に記載のアクセスする方法。 12. 前記送信機/受信機は移動局であり前記制御局は衛星である、請求項 10に記載のアクセスする方法。 13. 前記同期信号はコード化メッセージデータを含むメッセージ信号であ る、請求項10に記載のアクセスする方法。 14. 前記送信機/受信機は占有の搬送波周波数でランダムアクセスチャン ネルにより前記アクセスチャンネルデータを送信する、請求項10に記載のアク セスする方法。 15. 前記送信ステップの前に一斉呼出信号を前記制御局から受信するステ ップを更に含む、請求項10に記載のアクセスする方法。 16. 前記送信機/受信機が送信に用いるスロット番号は、前記制御局が知 っている識別値に基づいて前記送信機/受信機が決定する、請求項10に記載の アクセスする方法。 17. 前記送信機/受信機は移動局であり前記制御局はセルラ通信システム の基地局である、請求項1に記載のアクセスする方法。 18. 前記送信機/受信機は移動局であり前記制御局はセルラ通信システム の基地局である、請求項10に記載のアクセスする方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/611,490 US5822311A (en) | 1996-03-05 | 1996-03-05 | Random access scheme for mobile satellite communications |
| US08/611,490 | 1996-03-05 | ||
| PCT/US1997/002189 WO1997033383A1 (en) | 1996-03-05 | 1997-02-12 | A random access scheme for mobile satellite communications |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000506346A true JP2000506346A (ja) | 2000-05-23 |
| JP4405592B2 JP4405592B2 (ja) | 2010-01-27 |
Family
ID=24449222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP53176897A Expired - Lifetime JP4405592B2 (ja) | 1996-03-05 | 1997-02-12 | 移動体衛星通信用のランダムアクセス方式 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5822311A (ja) |
| EP (1) | EP0885493B1 (ja) |
| JP (1) | JP4405592B2 (ja) |
| KR (1) | KR100669295B1 (ja) |
| CN (1) | CN1184750C (ja) |
| AU (1) | AU712723B2 (ja) |
| CA (1) | CA2248015C (ja) |
| DE (1) | DE69736171T2 (ja) |
| ID (1) | ID16765A (ja) |
| WO (1) | WO1997033383A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008544651A (ja) * | 2005-06-13 | 2008-12-04 | クゥアルコム・フラリオン・テクノロジーズ、インコーポレイテッド | タイミング同期をサポートする基地局方法及び装置 |
| JP2008544647A (ja) * | 2005-06-13 | 2008-12-04 | クゥアルコム・フラリオン・テクノロジーズ、インコーポレイテッド | 基地局とのタイミング同期を実行する方法及び装置 |
| US8036205B2 (en) | 2005-06-13 | 2011-10-11 | Qualcomm Incorporated | Methods and apparatus for supporting uplinks with remote base stations |
| WO2015016088A1 (ja) * | 2013-07-31 | 2015-02-05 | 株式会社Nttドコモ | 移動局 |
Families Citing this family (37)
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| EP0941004B1 (en) * | 1997-06-02 | 2006-10-11 | Ntt Mobile Communications Network Inc. | Control signal processor and communication system |
| US6075779A (en) | 1997-06-09 | 2000-06-13 | Lucent Technologies, Inc. | Random access channel congestion control for broadcast teleservice acknowledgment messages |
| EP0940935A1 (en) * | 1998-03-03 | 1999-09-08 | ICO Services Ltd. | Satellite paging channels |
| WO1999048228A1 (en) * | 1998-03-17 | 1999-09-23 | Interdigital Technology Corporation | Modular base station with variable communication capacity |
| US6314290B1 (en) | 1998-07-13 | 2001-11-06 | Hughes Electronics Corporation | Mobile satellite system and method for implementing a single-hop terminal-to-terminal call |
| ATE315297T1 (de) | 1998-07-21 | 2006-02-15 | Tachyon Inc | Verfahren und gerät für mehrfachzugriff in einem kommunikationssystem |
| US6674730B1 (en) | 1998-08-04 | 2004-01-06 | Tachyon, Inc. | Method of and apparatus for time synchronization in a communication system |
| EP0996242B1 (en) * | 1998-10-23 | 2003-01-08 | ICO Services Ltd. | Random access in TDMA mobile telephone system |
| US6256483B1 (en) * | 1998-10-28 | 2001-07-03 | Tachyon, Inc. | Method and apparatus for calibration of a wireless transmitter |
| US6353738B1 (en) | 1998-11-30 | 2002-03-05 | Hughes Electronics Corporation | Method for implementing a terminal-to-terminal call with an optimal use of radio resources in a mobile satellite system |
| US6516065B1 (en) | 1998-11-30 | 2003-02-04 | Hughes Electronics Corporation | Method for implementing ciphered communication for single-hop terminal-to-terminal calls in a mobile satellite system |
| US6757293B1 (en) * | 1998-12-02 | 2004-06-29 | Lucent Technologies Inc. | Methods and apparatus for providing short RACH frames for fast latency |
| AU2708400A (en) | 1998-12-14 | 2000-07-03 | Interdigital Technology Corporation | Random access channel preamble detection |
| US6574267B1 (en) * | 1999-03-22 | 2003-06-03 | Golden Bridge Technology, Inc. | Rach ramp-up acknowledgement |
| GB2352944B (en) | 1999-05-31 | 2004-02-11 | Korea Electronics Telecomm | Apparatus and method for moduating data message by employing orthogonal variable spreading factor (OVSF) codes in mobile communication sytem |
| JP2001333067A (ja) * | 1999-06-08 | 2001-11-30 | Sony Corp | 通信方法、通信システムおよび通信端末 |
| TW549002B (en) * | 1999-08-03 | 2003-08-21 | Koninkl Philips Electronics Nv | Radio communication system |
| GB9918130D0 (en) * | 1999-08-03 | 1999-10-06 | Koninkl Philips Electronics Nv | Radio communication system |
| US6982969B1 (en) | 1999-09-28 | 2006-01-03 | Tachyon, Inc. | Method and system for frequency spectrum resource allocation |
| US6735188B1 (en) | 1999-08-27 | 2004-05-11 | Tachyon, Inc. | Channel encoding and decoding method and apparatus |
| US6650636B1 (en) | 1999-08-27 | 2003-11-18 | Tachyon, Inc. | Transmission and reception of TCP/IP data over a wireless communication channel |
| US6532220B1 (en) | 1999-08-27 | 2003-03-11 | Tachyon, Inc. | System and method for efficient channel assignment |
| US6674731B1 (en) | 1999-08-27 | 2004-01-06 | Tachyon, Inc. | Transmission and reception of TCP/IP data over a wireless communication channel |
| US6463070B1 (en) | 1999-08-27 | 2002-10-08 | Tachyon, Inc. | System and method for clock correlated data flow in a multi-processor communication system |
| US6665292B1 (en) | 1999-08-27 | 2003-12-16 | Tachyon, Inc. | Transmission and reception of TCP/IP data over a wireless communication channel |
| US6218896B1 (en) | 1999-08-27 | 2001-04-17 | Tachyon, Inc. | Vectored demodulation and frequency estimation apparatus and method |
| US6977919B1 (en) * | 2000-07-31 | 2005-12-20 | Harington Valve Llc | Method and apparatus for efficient bandwidth utilization in subscriber unit initialization and synchronization in a time-synchronized communication system |
| CN102299886B (zh) | 2004-12-23 | 2017-09-12 | 韩国电子通信研究院 | 用于在无线通信系统中生成和发送帧的装置及方法 |
| US9462564B2 (en) * | 2006-05-01 | 2016-10-04 | Nokia Technologies Oy | Apparatus, method and computer program product providing uplink synchronization through use of dedicated uplink resource assignment |
| WO2007149690A2 (en) * | 2006-06-02 | 2007-12-27 | Qualcomm Incorporated | Satellite optimized air interface |
| EA020914B1 (ru) * | 2007-06-06 | 2015-02-27 | Шарп Кабусики Кайся | Система мобильной связи, устройство базовой станции и устройство мобильной станции |
| CN101394220B (zh) * | 2008-10-22 | 2012-03-28 | 北京航空航天大学 | 一种针对mf-tdma系统的时隙均匀分配方法 |
| WO2011157290A1 (en) * | 2010-06-16 | 2011-12-22 | Nokia Siemens Networks Oy | Power saving procedure in communication network |
| CN103220793B (zh) * | 2012-01-20 | 2016-05-18 | 电信科学技术研究院 | 一种卫星通信系统接入方法、装置及系统 |
| EP3024156A1 (en) * | 2014-11-19 | 2016-05-25 | Motorola Solutions, Inc. | Method, device and system for transmitting short data during an active TDMA call |
| JP2022502894A (ja) * | 2018-10-15 | 2022-01-11 | アイピーコム ゲーエムベーハー ウント コー. カーゲー | 衛星通信システムにおけるランダムアクセス |
| CN114501673B (zh) * | 2022-02-17 | 2025-01-14 | 北京升哲科技有限公司 | 一种时隙分配方法、装置、电子设备及存储介质 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2502426A1 (fr) * | 1981-03-20 | 1982-09-24 | Trt Telecom Radio Electr | Systeme de transmission d'informations entre une station principale et des stations secondaires operant selon un procede amrt |
| FR2608874B1 (fr) * | 1986-12-19 | 1989-03-24 | Trt Telecom Radio Electr | Procede de reglage du retard entre stations dans un systeme de transmission d'informations comprenant un grand nombre de stations relais en cascade et utilisant dans un sens de transmission le principe dit d'a.m.r.t. et systeme pour lequel est mis en oeuvre un tel procede |
| US5012469A (en) * | 1988-07-29 | 1991-04-30 | Karamvir Sardana | Adaptive hybrid multiple access protocols |
| US5166929A (en) * | 1990-06-18 | 1992-11-24 | Northern Telecom Limited | Multiple access protocol |
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| JP2723691B2 (ja) * | 1991-04-30 | 1998-03-09 | 日本電気株式会社 | 可変タイミング信号発生回路 |
| DE69226050T2 (de) * | 1991-07-08 | 1999-02-11 | Philips Electronics N.V., Eindhoven | Kommunikationsprotokoll für Haupt- und bewegliche Stationen mit Zeitschlitzverwendung zur Packetdatenübertragung |
| FI91700C (fi) * | 1992-08-14 | 1994-07-25 | Nokia Telecommunications Oy | Menetelmä pakettidatan siirtämiseksi sekä liikkuva asema solukkoradiojärjestelmää varten |
| FI91699C (fi) * | 1992-08-14 | 1994-07-25 | Nokia Telecommunications Oy | Menetelmä käyttäjädatan siirtämiseksi pakettimuodossa solukkoradiojärjestelmässä sekä liikkuva asema |
| FR2695777B1 (fr) * | 1992-09-15 | 1994-10-14 | Alcatel Radiotelephone | Procédé de transmission d'une information d'avance temporelle à un mobile évoluant dans des cellules d'un réseau GSM à BTS asynchrones. |
| SE500565C2 (sv) * | 1992-10-26 | 1994-07-18 | Ericsson Telefon Ab L M | Metod att åstadkomma slumpmässig access i ett mobilradiosystem |
| FI106824B (fi) * | 1993-07-05 | 2001-04-12 | Nokia Networks Oy | Tukiasema |
| US5363375A (en) * | 1993-07-30 | 1994-11-08 | Bell Communications Research, Inc. | Method and apparatus for synchronizing timing among radio ports in wireless communications systems using hierarchical scheme |
| US5440562A (en) * | 1993-12-27 | 1995-08-08 | Motorola, Inc. | Communication through a channel having a variable propagation delay |
| FI98426C (fi) * | 1994-05-03 | 1997-06-10 | Nokia Mobile Phones Ltd | Järjestelmä pakettidatan siirtämiseksi digitaalisen aikajakomonikäyttöön TDMA perustuvan solukkojärjestelmän ilmarajapinnassa |
| US5463400A (en) * | 1994-06-30 | 1995-10-31 | Motorola, Inc. | Method and apparatus for synchronizing to a multi-beam satellite TDMA communication system |
-
1996
- 1996-03-05 US US08/611,490 patent/US5822311A/en not_active Expired - Lifetime
-
1997
- 1997-02-12 CA CA002248015A patent/CA2248015C/en not_active Expired - Lifetime
- 1997-02-12 EP EP97914764A patent/EP0885493B1/en not_active Expired - Lifetime
- 1997-02-12 CN CNB971941998A patent/CN1184750C/zh not_active Expired - Lifetime
- 1997-02-12 KR KR1019980706958A patent/KR100669295B1/ko not_active Expired - Lifetime
- 1997-02-12 AU AU21897/97A patent/AU712723B2/en not_active Expired
- 1997-02-12 WO PCT/US1997/002189 patent/WO1997033383A1/en not_active Ceased
- 1997-02-12 JP JP53176897A patent/JP4405592B2/ja not_active Expired - Lifetime
- 1997-02-12 DE DE69736171T patent/DE69736171T2/de not_active Expired - Lifetime
- 1997-02-27 ID IDP970599A patent/ID16765A/id unknown
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008544651A (ja) * | 2005-06-13 | 2008-12-04 | クゥアルコム・フラリオン・テクノロジーズ、インコーポレイテッド | タイミング同期をサポートする基地局方法及び装置 |
| JP2008544647A (ja) * | 2005-06-13 | 2008-12-04 | クゥアルコム・フラリオン・テクノロジーズ、インコーポレイテッド | 基地局とのタイミング同期を実行する方法及び装置 |
| US7974261B2 (en) | 2005-06-13 | 2011-07-05 | Qualcomm Incorporated | Basestation methods and apparatus for supporting timing synchronization |
| JP4778045B2 (ja) * | 2005-06-13 | 2011-09-21 | クゥアルコム・インコーポレイテッド | 基地局とのタイミング同期を実行する方法及び装置 |
| JP2011193493A (ja) * | 2005-06-13 | 2011-09-29 | Qualcomm Inc | 基地局とのタイミング同期を実行する方法及び装置 |
| US8036205B2 (en) | 2005-06-13 | 2011-10-11 | Qualcomm Incorporated | Methods and apparatus for supporting uplinks with remote base stations |
| US8406795B2 (en) | 2005-06-13 | 2013-03-26 | Qualcomm Incorporated | Methods and apparatus for performing timing synchronization with base stations |
| WO2015016088A1 (ja) * | 2013-07-31 | 2015-02-05 | 株式会社Nttドコモ | 移動局 |
| US10020873B2 (en) | 2013-07-31 | 2018-07-10 | Ntt Docomo, Inc. | Mobile station |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0885493B1 (en) | 2006-06-21 |
| US5822311A (en) | 1998-10-13 |
| DE69736171T2 (de) | 2006-11-09 |
| EP0885493A1 (en) | 1998-12-23 |
| ID16765A (id) | 1997-11-06 |
| WO1997033383A1 (en) | 1997-09-12 |
| CN1217104A (zh) | 1999-05-19 |
| DE69736171D1 (de) | 2006-08-03 |
| KR19990087524A (ko) | 1999-12-27 |
| CA2248015C (en) | 2005-06-21 |
| AU712723B2 (en) | 1999-11-11 |
| CN1184750C (zh) | 2005-01-12 |
| JP4405592B2 (ja) | 2010-01-27 |
| CA2248015A1 (en) | 1997-09-12 |
| KR100669295B1 (ko) | 2007-04-25 |
| AU2189797A (en) | 1997-09-22 |
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