ES2093662T3 - Logica de temporizacion para telefono movil en el sistema gsm. - Google Patents
Logica de temporizacion para telefono movil en el sistema gsm.Info
- Publication number
- ES2093662T3 ES2093662T3 ES91114660T ES91114660T ES2093662T3 ES 2093662 T3 ES2093662 T3 ES 2093662T3 ES 91114660 T ES91114660 T ES 91114660T ES 91114660 T ES91114660 T ES 91114660T ES 2093662 T3 ES2093662 T3 ES 2093662T3
- Authority
- ES
- Spain
- Prior art keywords
- time
- base stations
- next base
- counter
- synchronization
- 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.)
- Expired - Lifetime
Links
- 230000005540 biological transmission Effects 0.000 abstract 2
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
- H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
- H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
- H04W56/007—Open loop measurement
- H04W56/0075—Open loop measurement based on arrival time vs. expected arrival time
- H04W56/0085—Open loop measurement based on arrival time vs. expected arrival time detecting a given structure in the signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/10—Interfaces between hierarchically different network devices between terminal device and access point, i.e. wireless air interface
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Transceivers (AREA)
- Telephone Function (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Impact Printers (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
LA INVENCION ACTUAL SE REFIERE A UN LOGICO DE TIEMPO QUE IMPLEMENTA LA SINCRONIZACION DE LOS TELEFONOS PORTATILES CON UNA RED GSM PARA MANTENER LA SINCRONIZACION EN TODOS LOS ESTADOS OPERATIVOS DE LOS TELEFONOS. EL LOGICO COMPRENDE UN CONTADOR DE NUMEROS DE ESTRUCTURA (1), QUE SE INCREMENTA MEDIANTE UN INTERRUPTOR DE ESTRUCTURA DERIVADO DEL CONTADOR DE LONGITUD DE ESTRUCTURA (2). EN EL CONTADOR DE LONGITUD DE ESTRUCTURA SE CARGAN LOS VALORES DESDE LOS REGISTROS (3, 4), QUE INDICAN SI LA LONGITUD DE LA ESTRUCTURA ES NORMAL O SE DESVIA. DESDE UN CONTADOR DE DIFERENCIA DE TIEMPO DE LAS ESTACIONES DE BASE PROXIMAS (6) SE OBTIENE EL MOMENTO CUANDO COMIENZA LA RECEPCION DE LA ESTRUCTURA DE SINCRONIZACION O LOS DATOS BCCH DE LAS ESTACIONES BASE PROXIMAS. LAS DIFERENCIAS DE LOS NUMEROS DE ESTRUCTURA Y LA BARRA DE TIEMPO DE ESTRUCTURA ENTRE LAS PROPIAS ESTACIONES BASE Y LAS ESTACIONES BASE PROXIMAS, SE ALMACENAN EN UN REGISTRO DE TIEMPO DE LAS ESTACIONES BASE PROXIMAS (9) DONDE DICHA DIFERENCIA DE TIEMPO SE CARGA A TRAVES DE UN REGISTRO DE DIFERENCIA DE TIEMPO (5) EN EL CONTADOR DE DIFERENCIA DE TIEMPO DE LAS ESTACIONES BASE PROXIMAS (6). UN CONTADOR DE TIEMPO DE AVANCE DE LA TRANSMISION (7) PROPORCIONA EL IMPULSO DE ARRANQUE. ESTE CONTADOR RECIBE EL VALOR DE AVANCE DESDE LOS REGISTROS DE TIEMPO DE LAS ESTACIONES BASE PROPIAS (10), EN LOS QUE SE DAN LOS VALORES DE AVANCE DE LAS TRANSMISIONES POR LA PROPIA ESTACION BASE, Y EN LOS QUE SE HA CARGADO EL VALOR DEL INTERVALO DE TIEMPO DE LA RECEPCION ABSOLUTA.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI904388A FI86236C (fi) | 1990-09-05 | 1990-09-05 | Tidsanpassningslogik foer mobiltelefon i gsm-systemet. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2093662T3 true ES2093662T3 (es) | 1997-01-01 |
Family
ID=8531022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES91114660T Expired - Lifetime ES2093662T3 (es) | 1990-09-05 | 1991-08-30 | Logica de temporizacion para telefono movil en el sistema gsm. |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0474138B1 (es) |
| JP (1) | JP3040854B2 (es) |
| AT (1) | ATE145108T1 (es) |
| DE (1) | DE69123019T2 (es) |
| ES (1) | ES2093662T3 (es) |
| FI (1) | FI86236C (es) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI96157C (fi) * | 1992-04-27 | 1996-05-10 | Nokia Mobile Phones Ltd | Digitaalinen, solukkorakenteinen aikajakokanavointiin perustuva radiopuhelinverkko radioyhteyden siirtämiseksi tukiasemalta uudelle tukiasemalle |
| WO1994028643A1 (en) * | 1993-05-27 | 1994-12-08 | Nokia Telecommunications Oy | Base station for a tdma cellular radio network |
| ES2078179B1 (es) * | 1993-12-31 | 1997-10-16 | Alcaltel Standard Electrica S | Metodo y dispositivo de sincronizacion automatica de rafagas de datos. |
| FI94917C (fi) * | 1994-02-14 | 1995-11-10 | Nokia Telecommunications Oy | Menetelmä matkaviestimen lähetyksen ajoituksen säätämiseksi digitaalisessa TDMA-matkaviestinjärjestelmässä ja digitaalinen TDMA-matkaviestinjärjestelmä |
| DE4434552A1 (de) * | 1994-09-28 | 1996-04-04 | Philips Patentverwaltung | Synchronisation von zentralen Funkeinrichtungen |
| FI97095C (fi) * | 1994-10-31 | 1996-10-10 | Nokia Mobile Phones Ltd | TDMA-signaalien kehysajastuksen ohjaus |
| CN1101088C (zh) * | 1995-06-05 | 2003-02-05 | 西尔可穆无线公司 | 有效的时分双工通信的定时调整控制 |
| US5694392A (en) * | 1995-10-30 | 1997-12-02 | Vlsi Technology, Inc. | Timing system for mobile cellular radio receivers |
| US5809091A (en) * | 1996-06-04 | 1998-09-15 | Ericsson, Inc. | Timing signal generator for digital communication system |
| US5872820A (en) * | 1996-09-30 | 1999-02-16 | Intel Corporation | Synchronization in TDMA systems in a non-realtime fashion |
| SE509836C2 (sv) * | 1997-06-13 | 1999-03-15 | Ericsson Telefon Ab L M | Förfarande och arrangemang i ett radiokommunikationssystem |
| EP0967740A1 (en) * | 1998-06-24 | 1999-12-29 | ICO Services Ltd. | Updating system information in LEO satellites terminal using BCCH channel |
| FI106761B (fi) * | 1999-02-19 | 2001-03-30 | Nokia Mobile Phones Ltd | Menetelmä ja piirijärjestely järjestelmien keskinäisen tahdistuksen toteuttamiseksi monimoodilaitteessa |
| GB2386801B (en) | 1999-08-24 | 2004-03-24 | Roke Manor Research | A method of locating a mobile station within a telecommunications cell forming part of a telecommunications system |
| TW506199B (en) * | 2000-04-06 | 2002-10-11 | Interdigital Tech Corp | Synchronization of time advance and deviation |
| AU2002305404A1 (en) * | 2001-05-02 | 2002-11-11 | Linkair Communications, Inc. | Pre-synchronization handoff mechanisms for wireless communication networks |
| GB2391751B (en) * | 2002-08-06 | 2006-01-04 | Nec Technologies | Improvement to clock frequency correction in mobile communication systems |
| US20060040706A1 (en) * | 2002-11-19 | 2006-02-23 | Shiquan Wu And John Litva | Hybrid space-time diversity beam forming system |
| US20050043045A1 (en) * | 2003-08-18 | 2005-02-24 | Lucent Technologies, Inc. | Uplink timing in a wireless communications system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0233963B1 (de) * | 1986-02-15 | 1990-08-22 | ANT Nachrichtentechnik GmbH | Digitales Mobilfunksystem |
-
1990
- 1990-09-05 FI FI904388A patent/FI86236C/fi not_active IP Right Cessation
-
1991
- 1991-08-30 ES ES91114660T patent/ES2093662T3/es not_active Expired - Lifetime
- 1991-08-30 EP EP91114660A patent/EP0474138B1/en not_active Expired - Lifetime
- 1991-08-30 AT AT91114660T patent/ATE145108T1/de not_active IP Right Cessation
- 1991-08-30 DE DE69123019T patent/DE69123019T2/de not_active Expired - Lifetime
- 1991-09-04 JP JP3224145A patent/JP3040854B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0474138A2 (en) | 1992-03-11 |
| FI86236B (fi) | 1992-04-15 |
| FI904388A7 (fi) | 1992-03-06 |
| DE69123019T2 (de) | 1997-05-28 |
| ATE145108T1 (de) | 1996-11-15 |
| JPH04263524A (ja) | 1992-09-18 |
| FI904388A0 (fi) | 1990-09-05 |
| JP3040854B2 (ja) | 2000-05-15 |
| DE69123019D1 (de) | 1996-12-12 |
| EP0474138B1 (en) | 1996-11-06 |
| EP0474138A3 (en) | 1993-01-13 |
| FI86236C (fi) | 1992-07-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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