FI934834A - Anordning foer korrigering av en av Doppler-effekten foerorsakad frekvensaendring i ett transmissionssystem - Google Patents
Anordning foer korrigering av en av Doppler-effekten foerorsakad frekvensaendring i ett transmissionssystem Download PDFInfo
- Publication number
- FI934834A FI934834A FI934834A FI934834A FI934834A FI 934834 A FI934834 A FI 934834A FI 934834 A FI934834 A FI 934834A FI 934834 A FI934834 A FI 934834A FI 934834 A FI934834 A FI 934834A
- Authority
- FI
- Finland
- Prior art keywords
- frequency
- correction
- receiver
- doppler
- transmissionssystem
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 abstract 2
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
- H04B7/208—Frequency-division multiple access [FDMA]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/01—Reducing phase shift
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radar Systems Or Details Thereof (AREA)
- Radio Relay Systems (AREA)
- Transmitters (AREA)
- Fats And Perfumes (AREA)
- Bakery Products And Manufacturing Methods Therefor (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9213156A FR2697700B1 (fr) | 1992-11-03 | 1992-11-03 | Dispositif de correction d'un décalage de fréquence dû à l'effet Doppler dans un système de transmission. |
Publications (2)
Publication Number | Publication Date |
---|---|
FI934834A0 FI934834A0 (fi) | 1993-11-01 |
FI934834A true FI934834A (fi) | 1994-05-04 |
Family
ID=9435134
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI934834A FI934834A (fi) | 1992-11-03 | 1993-11-01 | Anordning foer korrigering av en av Doppler-effekten foerorsakad frekvensaendring i ett transmissionssystem |
Country Status (11)
Country | Link |
---|---|
US (1) | US5471648A (fi) |
EP (1) | EP0596777B1 (fi) |
JP (1) | JPH06216818A (fi) |
AT (1) | ATE189569T1 (fi) |
AU (1) | AU678395B2 (fi) |
CA (1) | CA2102249C (fi) |
DE (1) | DE69327769T2 (fi) |
ES (1) | ES2142339T3 (fi) |
FI (1) | FI934834A (fi) |
FR (1) | FR2697700B1 (fi) |
NO (1) | NO307637B1 (fi) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69535066T2 (de) * | 1994-07-06 | 2007-01-25 | Ntt Docomo, Inc. | Mobiles Kommunikationssystem unter Verwendung eines Verfahrens zur Feststations-Frequenzkorrektur |
US5742908A (en) * | 1994-09-14 | 1998-04-21 | Ericsson Inc. | Frequency error correction in a satellite-mobile communications system |
US6356740B1 (en) * | 1995-06-30 | 2002-03-12 | Hughes Electronics Corporation | Method and system of frequency stabilization in a mobile satellite communication system |
US5644572A (en) * | 1995-10-03 | 1997-07-01 | Motorola, Inc. | Method and apparatus for approximating propagation delay for use in transmission compensation to orbiting satellites |
US5703595A (en) * | 1996-08-02 | 1997-12-30 | Motorola, Inc. | Method and apparatus for erratic doppler frequency shift compensation |
US5640166A (en) * | 1996-09-03 | 1997-06-17 | Motorola, Inc. | Method for compensating for doppler frequency shifts for satellite communication systems |
US6473594B1 (en) * | 1997-02-04 | 2002-10-29 | Nokia Telecommunications Oy | Adaptive compensation of doppler shift in a mobile communication system |
US5949374A (en) * | 1997-12-15 | 1999-09-07 | Trimble Navigation Limited | Two-channel fast-sequencing high-dynamics GPS navigation receiver |
US6771977B1 (en) * | 1999-07-30 | 2004-08-03 | Rockwell Collins, Inc. | Dual mode satellite terminal for emergency operation |
CN1188962C (zh) * | 1999-08-31 | 2005-02-09 | 高通股份有限公司 | 用于无线通信系统多普勒校正的装置 |
US6496535B2 (en) | 2001-03-23 | 2002-12-17 | Navini Networks, Inc. | Method and system for effective channel estimation in a telecommunication system |
US7487502B2 (en) * | 2003-02-19 | 2009-02-03 | Intel Corporation | Programmable event driven yield mechanism which may activate other threads |
FR2852171A1 (fr) * | 2003-03-07 | 2004-09-10 | France Telecom | Procede et dispositif de transmission a antenne sur vehicule automobile |
DE602006001358D1 (de) * | 2006-02-20 | 2008-07-10 | Alcatel Lucent | Kompensationsregelung des Dopplereffektes zur Funkübertragung |
ATE485636T1 (de) * | 2008-02-06 | 2010-11-15 | Ericsson Telefon Ab L M | Verfahren zur durchführung eines direktzugriffsverfahrens bei einer mobilen vorrichtung |
GB2469676B (en) | 2009-04-23 | 2011-11-30 | Percello Ltd | Femtocell handset assisted clock correction |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3262116A (en) * | 1964-01-16 | 1966-07-19 | Satellite And Space Comm Syste | Satellite and space communications systems |
US3940695A (en) * | 1974-11-18 | 1976-02-24 | Rca Corporation | Doppler correction of transmission frequencies |
JPS5197316A (en) * | 1975-02-24 | 1976-08-26 | Eiseitsushinniokeru shuhasudokihoshiki | |
GB1583342A (en) * | 1976-07-30 | 1981-01-28 | Marconi Co Ltd | Satellite communication systems |
US4233626A (en) * | 1979-01-11 | 1980-11-11 | Rca Corporation | Playback information record using phase cancellation for reading |
FR2609225A1 (fr) * | 1986-12-30 | 1988-07-01 | Thomson Csf | Dispositif de compensation dans un recepteur radiofrequence de l'effet doppler produit par le mouvement relatif d'un recepteur par rapport a un emetteur accordes sur la meme frequence |
EP0337269B1 (de) * | 1988-04-14 | 1994-03-30 | ANT Nachrichtentechnik GmbH | Verfahren und Anordnung zum Reduzieren von Frequenzablagen beim Mobilfunk über Satellit |
US5095538A (en) * | 1989-09-29 | 1992-03-10 | Motorola, Inc. | Calibrated method and device for narrow band Doppler compensation |
US5063387A (en) * | 1989-11-20 | 1991-11-05 | Unisys Corporation | Doppler frequency compensation circuit |
JPH0422225A (ja) * | 1990-05-17 | 1992-01-27 | Sony Corp | 通信方式 |
-
1992
- 1992-11-03 FR FR9213156A patent/FR2697700B1/fr not_active Expired - Fee Related
-
1993
- 1993-10-28 DE DE69327769T patent/DE69327769T2/de not_active Expired - Fee Related
- 1993-10-28 EP EP93402647A patent/EP0596777B1/fr not_active Expired - Lifetime
- 1993-10-28 ES ES93402647T patent/ES2142339T3/es not_active Expired - Lifetime
- 1993-10-28 AT AT93402647T patent/ATE189569T1/de not_active IP Right Cessation
- 1993-11-01 US US08/143,749 patent/US5471648A/en not_active Expired - Fee Related
- 1993-11-01 NO NO933939A patent/NO307637B1/no not_active IP Right Cessation
- 1993-11-01 AU AU50386/93A patent/AU678395B2/en not_active Ceased
- 1993-11-01 FI FI934834A patent/FI934834A/fi unknown
- 1993-11-01 JP JP5273540A patent/JPH06216818A/ja active Pending
- 1993-11-02 CA CA002102249A patent/CA2102249C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FI934834A0 (fi) | 1993-11-01 |
EP0596777B1 (fr) | 2000-02-02 |
US5471648A (en) | 1995-11-28 |
NO307637B1 (no) | 2000-05-02 |
ATE189569T1 (de) | 2000-02-15 |
JPH06216818A (ja) | 1994-08-05 |
NO933939L (no) | 1994-05-04 |
CA2102249C (fr) | 2000-08-22 |
FR2697700A1 (fr) | 1994-05-06 |
ES2142339T3 (es) | 2000-04-16 |
CA2102249A1 (fr) | 1994-05-04 |
EP0596777A1 (fr) | 1994-05-11 |
DE69327769D1 (de) | 2000-03-09 |
NO933939D0 (no) | 1993-11-01 |
AU678395B2 (en) | 1997-05-29 |
AU5038693A (en) | 1994-05-19 |
FR2697700B1 (fr) | 1994-12-16 |
DE69327769T2 (de) | 2000-08-10 |
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