DE69937951D1 - Verfahren und einrichtung zur erfassung einer ersten träger und symbolphasenschätzung zur verwendung beim synchronisieren von gesendeten daten - Google Patents
Verfahren und einrichtung zur erfassung einer ersten träger und symbolphasenschätzung zur verwendung beim synchronisieren von gesendeten datenInfo
- Publication number
- DE69937951D1 DE69937951D1 DE69937951T DE69937951T DE69937951D1 DE 69937951 D1 DE69937951 D1 DE 69937951D1 DE 69937951 T DE69937951 T DE 69937951T DE 69937951 T DE69937951 T DE 69937951T DE 69937951 D1 DE69937951 D1 DE 69937951D1
- Authority
- DE
- Germany
- Prior art keywords
- symbol phase
- synchronization
- detecting
- support
- sent data
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/22—Demodulator circuits; Receiver circuits
- H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
- H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier
-
- 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
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L7/042—Detectors therefor, e.g. correlators, state machines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0083—Signalling arrangements
- H04L2027/0089—In-band signals
- H04L2027/0091—Continuous signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US76762 | 1998-05-13 | ||
US09/076,762 US6075826A (en) | 1998-05-13 | 1998-05-13 | Method and apparatus for obtaining initial carrier and symbol phase estimates for use in synchronizing transmitting data |
PCT/US1999/010319 WO1999059307A1 (en) | 1998-05-13 | 1999-05-13 | Method and apparatus for obtaining initial carrier and symbol phase estimates for use in synchronizing transmitted data |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69937951D1 true DE69937951D1 (de) | 2008-02-21 |
DE69937951T2 DE69937951T2 (de) | 2009-01-02 |
Family
ID=22134028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69937951T Expired - Lifetime DE69937951T2 (de) | 1998-05-13 | 1999-05-13 | Verfahren und einrichtung zur erfassung einer ersten träger und symbolphasenschätzung zur verwendung beim synchronisieren von gesendeten daten |
Country Status (7)
Country | Link |
---|---|
US (1) | US6075826A (de) |
EP (1) | EP1084553B1 (de) |
AT (1) | ATE383704T1 (de) |
CA (1) | CA2331675C (de) |
DE (1) | DE69937951T2 (de) |
IL (2) | IL139630A0 (de) |
WO (1) | WO1999059307A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040090983A1 (en) * | 1999-09-10 | 2004-05-13 | Gehring Stephan W. | Apparatus and method for managing variable-sized data slots within a time division multiple access frame |
US7023833B1 (en) * | 1999-09-10 | 2006-04-04 | Pulse-Link, Inc. | Baseband wireless network for isochronous communication |
US8170585B2 (en) * | 2007-11-14 | 2012-05-01 | Andrew, Llc | Ranging in UMTS networks |
US8073463B2 (en) | 2008-10-06 | 2011-12-06 | Andrew, Llc | System and method of UMTS UE location using uplink dedicated physical control channel and downlink synchronization channel |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4313205A (en) * | 1980-07-07 | 1982-01-26 | Communications Satellite Corporation | Carrier synchronization and symbol synchronization for offset-QPSK burst communications |
JP2724145B2 (ja) * | 1987-03-24 | 1998-03-09 | 株式会社日立製作所 | 搬送波再生装置 |
FR2615675B1 (fr) * | 1987-05-21 | 1989-06-30 | Alcatel Espace | Procede de demodulation de signaux modules numeriquement et dispositif de mise en oeuvre d'un tel procede |
US4847869A (en) * | 1987-12-04 | 1989-07-11 | Motorla, Inc. | Rapid reference acquisition and phase error compensation for radio transmission of data |
DE3903944A1 (de) * | 1989-02-10 | 1990-10-11 | Johannes Dr Ing Huber | Symboltakt- und traegerphasensynchronisationsverfahren fuer kohaerente digitalsignalempfaenger mit mehrdimensionaler signalrepraesentation |
US5001727A (en) * | 1989-02-15 | 1991-03-19 | Terra Marine Engineering, Inc. | Carrier and data recovery and demodulation system |
US5131008A (en) * | 1989-04-28 | 1992-07-14 | Motorola, Inc. | DSP-based GMSK coherent detector |
US5170415A (en) * | 1989-06-14 | 1992-12-08 | Nec Corporation | Burst demodulator for establishing carrier and clock timing from a sequence of alternating symbols |
US5214674A (en) * | 1991-01-25 | 1993-05-25 | Comsat | Method and apparatus for carrier synchronization acquisition in a digital burst mode communication system |
US5272446A (en) * | 1991-11-29 | 1993-12-21 | Comsat | Digitally implemented fast frequency estimator/demodulator for low bit rate maritime and mobile data communications without the use of an acquisition preamble |
-
1998
- 1998-05-13 US US09/076,762 patent/US6075826A/en not_active Expired - Lifetime
-
1999
- 1999-05-13 IL IL13963099A patent/IL139630A0/xx unknown
- 1999-05-13 WO PCT/US1999/010319 patent/WO1999059307A1/en active IP Right Grant
- 1999-05-13 DE DE69937951T patent/DE69937951T2/de not_active Expired - Lifetime
- 1999-05-13 EP EP99921879A patent/EP1084553B1/de not_active Expired - Lifetime
- 1999-05-13 AT AT99921879T patent/ATE383704T1/de not_active IP Right Cessation
- 1999-05-13 CA CA002331675A patent/CA2331675C/en not_active Expired - Fee Related
-
2000
- 2000-11-12 IL IL139630A patent/IL139630A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1084553B1 (de) | 2008-01-09 |
CA2331675A1 (en) | 1999-11-18 |
ATE383704T1 (de) | 2008-01-15 |
US6075826A (en) | 2000-06-13 |
WO1999059307A1 (en) | 1999-11-18 |
WO1999059307A8 (en) | 2000-01-27 |
CA2331675C (en) | 2004-07-27 |
EP1084553A4 (de) | 2005-06-08 |
IL139630A0 (en) | 2002-02-10 |
IL139630A (en) | 2009-08-03 |
EP1084553A1 (de) | 2001-03-21 |
DE69937951T2 (de) | 2009-01-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4922506A (en) | Compensating for distortion in a communication channel | |
EP0318685B1 (de) | TDMA-kohärenter Phasenquadraturenempfänger für Mehrwegkanäle mit Fading | |
AP2000001940A0 (en) | Frame structure and frame synchronization for multicarrier systems. | |
WO2002028046A3 (en) | Residual phase error reduction in ofdm | |
EP1396972B1 (de) | Mehrträgerübertragung zweier Datenmengen | |
US5134630A (en) | Method and apparatus for transparent tone-in-band transmitter, receiver and system processing | |
DE60042269D1 (de) | Kanalschätzung in einem drahtlosen cdma-kommunikationssystem | |
WO2002101939A3 (en) | Robust burst detection and acquisition system and method | |
WO2004088901A3 (en) | Method and system for synchronization in a frequency shift keying receiver | |
JP3513465B2 (ja) | 無線通信送信機及び無線通信受信機 | |
CA2171719A1 (en) | Methods and apparatus for detecting cellular digital packet data (cdpd) | |
EP0810738A3 (de) | Empfangsverfahren und Empfangsvorrichtung | |
BR9917381A (pt) | Processo e aparelho para determinar caracterìsticas de componentes de um canal de comunicação por satélite | |
US4450582A (en) | Method and apparatus for increasing the capacity of a satellite transponder by reuse of bandwidth | |
AU749787B2 (en) | Coarse frequency synchronization in multicarrier systems systems | |
JP2812347B2 (ja) | 再同期復調装置 | |
DE69937951D1 (de) | Verfahren und einrichtung zur erfassung einer ersten träger und symbolphasenschätzung zur verwendung beim synchronisieren von gesendeten daten | |
TW510093B (en) | Control channel for time division multiple access systems | |
US5852638A (en) | Method and apparatus for demodulating a symbol using symbol fragmentation, correlation and fourier analysis | |
US6950456B2 (en) | High-speed cell searching apparatus and method using DPSK-based distributed sample acquisition | |
NZ501101A (en) | Modulation detection method and apparatus | |
KR20030072353A (ko) | 동기 신호를 이용한 동기 설정 방법 및 장치 | |
JPH10308688A (ja) | スペクトラム拡散通信用受信装置 | |
KR980013162A (ko) | 간섭을 감소시킨 부호 분할 다중 접속 방식(cdma) 변.복조 방법 및 그 방법을 이용한 통신 시스템 | |
ATE349843T1 (de) | Detektion und korrektur von phasensprüngen in einer phasenfolge |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |