SE9202598L - Tidssynkronisering av en mottagare i ett digitalt radiotelefonsystem - Google Patents
Tidssynkronisering av en mottagare i ett digitalt radiotelefonsystemInfo
- Publication number
- SE9202598L SE9202598L SE9202598A SE9202598A SE9202598L SE 9202598 L SE9202598 L SE 9202598L SE 9202598 A SE9202598 A SE 9202598A SE 9202598 A SE9202598 A SE 9202598A SE 9202598 L SE9202598 L SE 9202598L
- Authority
- SE
- Sweden
- Prior art keywords
- time synchronization
- receiver
- phone system
- digital radio
- radio phone
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
- H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
- H04L7/0334—Processing of samples having at least three levels, e.g. soft decisions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/757,296 US5299235A (en) | 1991-09-10 | 1991-09-10 | Time synchronization of a receiver in a digital radio telephone system |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9202598D0 SE9202598D0 (sv) | 1992-09-09 |
SE9202598L true SE9202598L (sv) | 1993-03-11 |
SE516144C2 SE516144C2 (sv) | 2001-11-26 |
Family
ID=25047258
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9202598A SE516144C2 (sv) | 1991-09-10 | 1992-09-09 | Tidssynkronisering av en mottagare i ett digitalt radiotelefonsystem |
Country Status (9)
Country | Link |
---|---|
US (1) | US5299235A (sv) |
JP (1) | JP3413222B2 (sv) |
BR (1) | BR9203503A (sv) |
CA (1) | CA2077269C (sv) |
GB (1) | GB2259634B (sv) |
HK (1) | HK129595A (sv) |
MX (1) | MX9205122A (sv) |
SE (1) | SE516144C2 (sv) |
TW (1) | TW199947B (sv) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5241545A (en) * | 1990-11-14 | 1993-08-31 | Motorola, Inc. | Apparatus and method for recovering a time-varying signal using multiple sampling points |
GB2266644A (en) * | 1992-04-25 | 1993-11-03 | Plessey Telecomm | Overhead transmissions in a data communication system |
US5841816A (en) * | 1992-10-22 | 1998-11-24 | Ericsson Inc. | Diversity Pi/4-DQPSK demodulation |
FR2709902B1 (fr) * | 1993-09-08 | 1995-10-13 | Alcatel Mobile Comm France | Trame supportant différents débits, émetteur et récepteur adaptés à une telle trame. |
SE9404121L (sv) * | 1994-11-29 | 1995-12-04 | Telia Ab | Metod för synkronisering av sändare och mottagare vid mobilt radiosystem |
US5570370A (en) * | 1995-04-28 | 1996-10-29 | Industrial Technology Research Institute | Frame timing acquisition method and system for cordless TDMA systems |
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 |
US6028854A (en) * | 1996-10-15 | 2000-02-22 | Telefonaktieboalget Lm Ericsson | Radiocommunication systems and terminals with increased payload bandwidth |
GB2321832B (en) * | 1997-01-30 | 1999-01-06 | Motorola Israel Ltd | Method to train a radio |
WO1998058504A1 (de) * | 1997-06-17 | 1998-12-23 | Siemens Aktiengesellschaft | Verfahren, mobilstation und basisstation zur signalübertragung |
US6104767A (en) * | 1997-11-17 | 2000-08-15 | Telefonaktiebolaget Lm Ericsson | Method and apparatus for estimating a frequency offset |
US6256304B1 (en) * | 1998-03-31 | 2001-07-03 | Nokia Mobile Phones, Limited | Mobile station using synchronization word order information for improved channel acquisition |
US6546026B1 (en) | 1999-06-17 | 2003-04-08 | Lucent Technologies Inc. | Multi-diversity synchronization technique for improving synchronization performance in wireless applications over fading channels |
KR100414208B1 (ko) * | 2001-03-05 | 2004-01-07 | 삼성전자주식회사 | 데이터 복구장치 |
US7693284B2 (en) * | 2004-09-23 | 2010-04-06 | Motorola, Inc. | Method and apparatus for encryption of over-the-air communications in a wireless communication system |
JP4589688B2 (ja) * | 2004-09-30 | 2010-12-01 | 株式会社ケンウッド | 移動無線通信装置及び通信処理方法 |
JP4590009B2 (ja) * | 2009-11-24 | 2010-12-01 | 株式会社ケンウッド | 無線通信装置及び通信処理方法 |
JP4590008B2 (ja) * | 2009-11-24 | 2010-12-01 | 株式会社ケンウッド | 移動無線通信装置及び通信処理方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4032885A (en) * | 1976-03-01 | 1977-06-28 | The United States Of America As Represented By The Secretary Of The Navy | Digital correlator |
US4450558A (en) * | 1981-01-12 | 1984-05-22 | General Datacomm Industries, Inc. | Method and apparatus for establishing frame synchronization |
US4507779A (en) * | 1981-05-19 | 1985-03-26 | Ibm Corporation | Medium speed multiples data |
SE440970B (sv) * | 1984-01-13 | 1985-08-26 | Ericsson Telefon Ab L M | Metod for synkronisering av pulstag i ett digitalt telefonisystem |
GB2156189B (en) * | 1984-03-15 | 1988-01-06 | Gen Electric | Digital word synchronizing arrangements |
US4599732A (en) * | 1984-04-17 | 1986-07-08 | Harris Corporation | Technique for acquiring timing and frequency synchronization for modem utilizing known (non-data) symbols as part of their normal transmitted data format |
US4807248A (en) * | 1984-05-23 | 1989-02-21 | Rockwell International Corporation | Automatic resynchronization technique |
JPS6124338A (ja) * | 1984-07-12 | 1986-02-03 | Nec Corp | 多方向多重通信方式 |
US4692931A (en) * | 1984-10-31 | 1987-09-08 | Nec Corporation | Synchronization circuit capable of establishing synchronism even when a sampling rate is invariable |
JPS61205039A (ja) * | 1985-03-08 | 1986-09-11 | Oki Electric Ind Co Ltd | ブロツク同期通信方式 |
US4847869A (en) * | 1987-12-04 | 1989-07-11 | Motorla, Inc. | Rapid reference acquisition and phase error compensation for radio transmission of data |
US4829543A (en) * | 1987-12-04 | 1989-05-09 | Motorola, Inc. | Phase-coherent TDMA quadrature receiver for multipath fading channels |
JPH0828691B2 (ja) * | 1988-03-14 | 1996-03-21 | 富士通株式会社 | フレーム同期方式 |
SE460749B (sv) * | 1988-03-15 | 1989-11-13 | Ericsson Telefon Ab L M | Foerfarande att oeverfoera datainformation i ett cellindelat mobilradiokommunikationssystem |
US5008953A (en) * | 1989-06-26 | 1991-04-16 | Telefonaktiebolaget L M Ericsson | Mobile station link supervision utilizing digital voice color codes |
US5031193A (en) * | 1989-11-13 | 1991-07-09 | Motorola, Inc. | Method and apparatus for diversity reception of time-dispersed signals |
US5134635A (en) * | 1990-07-30 | 1992-07-28 | Motorola, Inc. | Convolutional decoder using soft-decision decoding with channel state information |
US5182749A (en) * | 1990-12-21 | 1993-01-26 | Motorola, Inc. | Receiver for recovering data in a forward and reverse direction in time |
US5297169A (en) * | 1991-06-28 | 1994-03-22 | Telefonaktiebolaget L M Ericsson | Equalizer training in a radiotelephone system |
-
1991
- 1991-09-10 US US07/757,296 patent/US5299235A/en not_active Expired - Fee Related
-
1992
- 1992-09-01 CA CA002077269A patent/CA2077269C/en not_active Expired - Lifetime
- 1992-09-03 TW TW081106977A patent/TW199947B/zh not_active IP Right Cessation
- 1992-09-08 MX MX9205122A patent/MX9205122A/es unknown
- 1992-09-09 GB GB9219067A patent/GB2259634B/en not_active Expired - Lifetime
- 1992-09-09 BR BR929203503A patent/BR9203503A/pt not_active IP Right Cessation
- 1992-09-09 SE SE9202598A patent/SE516144C2/sv unknown
- 1992-09-10 JP JP24217192A patent/JP3413222B2/ja not_active Expired - Fee Related
-
1995
- 1995-08-17 HK HK129595A patent/HK129595A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2077269A1 (en) | 1993-03-11 |
JPH05219041A (ja) | 1993-08-27 |
TW199947B (sv) | 1993-02-11 |
SE9202598D0 (sv) | 1992-09-09 |
MX9205122A (es) | 1993-03-01 |
CA2077269C (en) | 2003-08-05 |
GB2259634B (en) | 1995-05-10 |
GB2259634A (en) | 1993-03-17 |
SE516144C2 (sv) | 2001-11-26 |
JP3413222B2 (ja) | 2003-06-03 |
US5299235A (en) | 1994-03-29 |
BR9203503A (pt) | 1993-04-13 |
GB9219067D0 (en) | 1992-10-21 |
HK129595A (en) | 1995-08-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE9202598L (sv) | Tidssynkronisering av en mottagare i ett digitalt radiotelefonsystem | |
SE9201955D0 (sv) | Equalizer training in a radiotelephone system | |
IL110277A (en) | Method and apparatus for operating with a hopping control channel in a communication system | |
EP0818911A3 (en) | Method and apparatus for clock adjustment of a radiotelephone system | |
TW339486B (en) | Transmission system for digital audio broadcasting | |
ATE232034T1 (de) | Verbesserungen in, oder in bezug auf mehrträgerübertragungssysteme | |
DK0573541T3 (da) | System til at sende og modtage digitaldata,modtager og sender til andvendelse i et sådant system | |
FR2690029B1 (fr) | Procédé de transmission de données numériques de radiomessagerie, et récepteur de radiomessagerie correspondant. | |
CA2438138A1 (en) | Digital signal transmitter synchronization system | |
FI944736A (sv) | Ett signaldetekteringsförfarande i en mottagare för ett TDMA-mobilradiosystem samt en mottagare för utföring av förfarandet | |
CA2177137A1 (en) | Memory efficient method and apparatus for sync detection | |
SE9102612L (sv) | Foerfarande att bilda ett kanalestimat foer en tidsvarierande radiokanal | |
GB2265800A (en) | Apparatus and method for recovering a time-varying signal using multiple sampling points | |
ES391039A1 (es) | Sistema y aparato para cronometraje y sincronizacion de re-ceptores. | |
FI873405A0 (sv) | Förfarande och kretsanordning för att säkerställa bitsynkronisering av ett datablock i en mottagare | |
ES440696A1 (es) | Un subsistema para agregar a un sistema mic (modulacion por impulsos codificados) existente, que proporciona canales de datos adicionales y aumenta el numero de canales de senali- zacion. | |
GB1533635A (en) | Method and apparatus for detecting the presence of signal components of a predetermined frequency in multi-frequency pcm signals | |
SE7500482L (sv) | ||
MY109023A (en) | Time synchronization of a receiver in a digital radio telephone system | |
MY106831A (en) | Synchronizing method in a mobile radio system. | |
TW361028B (en) | Synchronization method, and associated circuitry, for improved synchronization of a receiver with a transmitter using nonlinear transformation metrics | |
SE9803634D0 (sv) | Arrangements and method relating to transmission of digital data | |
ATE388562T1 (de) | Datenübertragungsverfahren | |
CN1121297A (zh) | 码分多址***中的反向信道同步方法 | |
SU801287A1 (ru) | Способ цикловой синхронизацииблОчНОгО КОдА |