DE3366347D1 - Method and apparatus for synchronizing radio transmitters for synchronous radio transmission - Google Patents
Method and apparatus for synchronizing radio transmitters for synchronous radio transmissionInfo
- Publication number
- DE3366347D1 DE3366347D1 DE8484900311T DE3366347T DE3366347D1 DE 3366347 D1 DE3366347 D1 DE 3366347D1 DE 8484900311 T DE8484900311 T DE 8484900311T DE 3366347 T DE3366347 T DE 3366347T DE 3366347 D1 DE3366347 D1 DE 3366347D1
- Authority
- DE
- Germany
- Prior art keywords
- synchronizing
- radio
- synchronous
- transmitters
- radio transmission
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
- G08B3/1008—Personal calling arrangements or devices, i.e. paging systems
- G08B3/1016—Personal calling arrangements or devices, i.e. paging systems using wireless transmission
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8207043A SE435438B (sv) | 1982-12-09 | 1982-12-09 | Forfarande for instellning av radiosendare pa samtidig sendning |
PCT/SE1983/000436 WO1984002437A1 (en) | 1982-12-09 | 1983-12-07 | Method and apparatus for synchronizing radio transmitters for synchronous radio transmission |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3366347D1 true DE3366347D1 (en) | 1986-10-23 |
Family
ID=20348942
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484900311T Expired DE3366347D1 (en) | 1982-12-09 | 1983-12-07 | Method and apparatus for synchronizing radio transmitters for synchronous radio transmission |
DE8484900310T Expired DE3367056D1 (en) | 1982-12-09 | 1983-12-07 | Method of setting radio transmitters for synchronous radio transmission |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484900310T Expired DE3367056D1 (en) | 1982-12-09 | 1983-12-07 | Method of setting radio transmitters for synchronous radio transmission |
Country Status (8)
Country | Link |
---|---|
US (2) | US4709401A (de) |
EP (2) | EP0128209B1 (de) |
JP (2) | JPS60500158A (de) |
AU (2) | AU2411584A (de) |
DE (2) | DE3366347D1 (de) |
FI (2) | FI74172C (de) |
SE (2) | SE435438B (de) |
WO (2) | WO1984002437A1 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI71452C (fi) * | 1985-04-10 | 1986-12-19 | Arvo Mustonen | Synkroniseringsfoerfarande foer ett lokalt t ex riksomfattandepersonsoekarnaets radiosaendare |
CH663126A5 (de) * | 1985-04-19 | 1987-11-13 | Koechler Erika Fa | Verfahren zur synchronisation mehrerer taktgesteuerter sender-empfaenger. |
GB2183969B (en) * | 1985-11-28 | 1989-10-04 | Stc Plc | Network equalisation |
US5144412A (en) * | 1987-02-19 | 1992-09-01 | Olin Corporation | Process for manufacturing plastic pin grid arrays and the product produced thereby |
US4805196A (en) * | 1987-04-29 | 1989-02-14 | Gte Laboratories Incorporated | Line delay compensation for digital transmission systems utilizing low power line drivers |
US4850032A (en) * | 1987-11-18 | 1989-07-18 | Motorola, Inc. | Simulcast data communications system |
JP2615753B2 (ja) * | 1988-02-10 | 1997-06-04 | 日本電気株式会社 | 自動位相調整方式 |
CA1325459C (en) * | 1988-03-07 | 1993-12-21 | Ivor R. Axford | Multiple heart rate monitoring system |
JPH02195737A (ja) * | 1989-01-24 | 1990-08-02 | Fujitsu Ltd | 加入者無線システムの加入者局 |
US5046124A (en) * | 1989-03-21 | 1991-09-03 | Tft, Inc. | Frequency modulated radio frequency broadcast network employing a synchronous frequency modulated booster system |
US5065450A (en) * | 1989-03-21 | 1991-11-12 | Tft, Inc. | Frequency modulated radio frequency broadcast network employing a synchronous frequency modulated booster system |
FR2646302B1 (fr) * | 1989-04-25 | 1993-01-15 | Matra Communication | Procede de pseudo-synchronisation d'un reseau de communication a multiplexage dans le temps et applications |
US5054113A (en) * | 1989-12-04 | 1991-10-01 | Motorola, Inc. | Communication system with bit sampling method in portable receiver for simulcast communication |
US5155746A (en) * | 1990-01-08 | 1992-10-13 | Reliance Comm/Tec Corporation | Clock synchronization scheme for digital transmission |
US5014344A (en) * | 1990-03-19 | 1991-05-07 | Motorola, Inc. | Method for synchronizing the transmissions in a simulcast transmission system |
US5239671A (en) * | 1990-11-13 | 1993-08-24 | Pagemart, Inc. | Simulcast satellite paging system with provision for signal interruption |
US5127101A (en) * | 1991-02-01 | 1992-06-30 | Ericsson Ge Mobile Communications Inc. | Simulcast auto alignment system |
US5291518A (en) * | 1991-09-06 | 1994-03-01 | Metriplex, Inc. | Link system for radio paging service |
US5261118A (en) * | 1991-10-04 | 1993-11-09 | Motorola, Inc. | Simulcast synchronization and equalization system and method therefor |
US5257404A (en) * | 1991-10-04 | 1993-10-26 | Motorola, Inc. | Simulcast synchronization and equalization system and method therefor |
US5280629A (en) * | 1991-12-06 | 1994-01-18 | Motorola, Inc. | Technique for measuring channel delay |
EP0551126B1 (de) | 1992-01-10 | 2000-08-16 | Nec Corporation | Synchronfunkrufsystem |
CA2091962A1 (en) * | 1992-03-31 | 1993-10-01 | Mark L. Witsaman | Clock synchronization system |
US5365569A (en) * | 1992-08-17 | 1994-11-15 | Glenayre Electronics, Ltd. | Digital simulcast transmission system |
US5369682A (en) * | 1992-08-17 | 1994-11-29 | Glenayre Electronics, Inc. | Digital simulcast transmission system |
US5423059A (en) * | 1993-07-29 | 1995-06-06 | Motorola Inc. | Method for enhancing signal quality in a simulcast communication system |
US5481258A (en) * | 1993-08-11 | 1996-01-02 | Glenayre Electronics, Inc. | Method and apparatus for coordinating clocks in a simulcast network |
DK0703514T3 (da) * | 1994-09-24 | 1999-04-26 | Ebauchesfabrik Eta Ag | Tidsmåling i et kommunikationssystem samt et kommunikationssystem og en modtager til brug i et sådant system |
EP0851608A1 (de) | 1996-12-31 | 1998-07-01 | TELEFONAKTIEBOLAGET L M ERICSSON (publ) | Übertragungszeitverzögerungsmessung bei Übertragungswegen in einem Funk-Telekommunikationssystem |
US5873044A (en) * | 1997-02-21 | 1999-02-16 | Motorola, Inc. | Method and apparatus in a radio communication system for synchronizing transmissions while maintaining full user traffic |
DE10060288A1 (de) * | 2000-12-05 | 2002-06-13 | Bosch Gmbh Robert | Fahrzeug mit wenigstens einem SEnsor zur Detektion des Fahrzeugumfelds |
GB2415860B (en) * | 2004-06-30 | 2007-04-18 | Nokia Corp | A method of providing a radio service at a remote terminal |
US8543138B2 (en) * | 2005-03-04 | 2013-09-24 | Qualcomm Incorporated | Multi-sector broadcast paging channel |
US8174364B2 (en) * | 2008-10-17 | 2012-05-08 | Michael Kenneth Pedigo | Automatic means to trigger RFID transmitters |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE820911C (de) * | 1949-08-03 | 1951-11-15 | Lorenz A G C | Verfahren zum Synchronisieren von Gleichwellensendern |
DD117574A1 (de) * | 1974-12-19 | 1976-01-12 | ||
JPS5197316A (en) * | 1975-02-24 | 1976-08-26 | Eiseitsushinniokeru shuhasudokihoshiki | |
US4117405A (en) * | 1976-11-02 | 1978-09-26 | Louis Martinez | Narrow-band radio communication system |
US4255814A (en) * | 1977-07-15 | 1981-03-10 | Motorola, Inc. | Simulcast transmission system |
US4188582A (en) * | 1978-04-10 | 1980-02-12 | Motorola, Inc. | Simulcast transmission system having phase-locked remote transmitters |
US4208630A (en) * | 1978-10-19 | 1980-06-17 | Altran Electronics, Inc. | Narrow band paging or control radio system |
DE3020176A1 (de) * | 1980-05-28 | 1981-12-03 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren und anordnung zum zeitgleichen aussenden von nachrichten ueber mehrere gleichwellensender |
DE3035759A1 (de) * | 1980-09-22 | 1982-05-13 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und schaltungsanordnung zum ausgleichen von laufzeitunterschieden bei der uebertragung von signalen zu gleichwellen-funksendern |
DE3035679A1 (de) * | 1980-09-22 | 1982-05-06 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und schaltungsanordnung zum einstellen der zeitpunkte des aussendens von signalen von gleichwellen-funksendern, insbesondere einer fahrzeugverkehrsleitanlage |
US4411007A (en) * | 1981-04-29 | 1983-10-18 | The Manitoba Telephone System | Distributed network synchronization system |
US4578815A (en) * | 1983-12-07 | 1986-03-25 | Motorola, Inc. | Wide area coverage radio communication system and method |
-
1982
- 1982-12-09 SE SE8207043A patent/SE435438B/sv not_active IP Right Cessation
-
1983
- 1983-12-07 DE DE8484900311T patent/DE3366347D1/de not_active Expired
- 1983-12-07 JP JP84500446A patent/JPS60500158A/ja active Pending
- 1983-12-07 DE DE8484900310T patent/DE3367056D1/de not_active Expired
- 1983-12-07 WO PCT/SE1983/000436 patent/WO1984002437A1/en active IP Right Grant
- 1983-12-07 EP EP84900310A patent/EP0128209B1/de not_active Expired
- 1983-12-07 AU AU24115/84A patent/AU2411584A/en not_active Abandoned
- 1983-12-07 JP JP59500443A patent/JPS60500040A/ja active Granted
- 1983-12-07 WO PCT/SE1983/000435 patent/WO1984002436A1/en active IP Right Grant
- 1983-12-07 EP EP84900311A patent/EP0128210B1/de not_active Expired
- 1983-12-07 AU AU24114/84A patent/AU2411484A/en not_active Abandoned
-
1984
- 1984-01-13 SE SE8400169A patent/SE456294B/sv not_active IP Right Cessation
- 1984-08-08 FI FI843120A patent/FI74172C/sv not_active IP Right Cessation
- 1984-08-08 FI FI843119A patent/FI74171C/sv not_active IP Right Cessation
-
1986
- 1986-09-29 US US06/912,983 patent/US4709401A/en not_active Expired - Lifetime
- 1986-10-22 US US06/921,740 patent/US4709402A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FI843119A0 (fi) | 1984-08-08 |
AU2411484A (en) | 1984-07-05 |
FI74171B (fi) | 1987-08-31 |
SE456294B (sv) | 1988-09-19 |
FI843119A (fi) | 1984-08-08 |
FI74172C (sv) | 1987-12-10 |
JPS60500158A (ja) | 1985-01-31 |
EP0128210A1 (de) | 1984-12-19 |
EP0128210B1 (de) | 1986-09-17 |
SE8207043D0 (sv) | 1982-12-09 |
US4709402A (en) | 1987-11-24 |
FI74172B (fi) | 1987-08-31 |
JPH0423968B2 (de) | 1992-04-23 |
WO1984002436A1 (en) | 1984-06-21 |
SE435438B (sv) | 1984-09-24 |
US4709401A (en) | 1987-11-24 |
FI843120A (fi) | 1984-08-08 |
AU2411584A (en) | 1984-07-05 |
JPS60500040A (ja) | 1985-01-10 |
SE8400169D0 (sv) | 1984-01-13 |
EP0128209B1 (de) | 1986-10-15 |
FI74171C (sv) | 1987-12-10 |
WO1984002437A1 (en) | 1984-06-21 |
DE3367056D1 (en) | 1986-11-20 |
SE8207043L (sv) | 1984-06-10 |
SE8400169L (sv) | 1984-01-13 |
FI843120A0 (fi) | 1984-08-08 |
EP0128209A1 (de) | 1984-12-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |