ATE182431T1 - Weltweites kommunikationssystem, empfänger und arbeitsmethode dafür - Google Patents

Weltweites kommunikationssystem, empfänger und arbeitsmethode dafür

Info

Publication number
ATE182431T1
ATE182431T1 AT90915384T AT90915384T ATE182431T1 AT E182431 T1 ATE182431 T1 AT E182431T1 AT 90915384 T AT90915384 T AT 90915384T AT 90915384 T AT90915384 T AT 90915384T AT E182431 T1 ATE182431 T1 AT E182431T1
Authority
AT
Austria
Prior art keywords
channel
channel identification
terrestrial
identification codeword
satellite
Prior art date
Application number
AT90915384T
Other languages
English (en)
Inventor
Walter Lee Davis
Philip Paul Macnak
Original Assignee
Motorola Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE182431T1 publication Critical patent/ATE182431T1/de

Links

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
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/022—One-way selective calling networks, e.g. wide area paging
    • 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
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
    • H04B7/18567—Arrangements for providing additional services to the basic mobile satellite telephony service
    • 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
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/18578—Satellite systems for providing broadband data service to individual earth stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Radio Relay Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AT90915384T 1989-11-03 1990-10-01 Weltweites kommunikationssystem, empfänger und arbeitsmethode dafür ATE182431T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43111789A 1989-11-03 1989-11-03

Publications (1)

Publication Number Publication Date
ATE182431T1 true ATE182431T1 (de) 1999-08-15

Family

ID=23710542

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90915384T ATE182431T1 (de) 1989-11-03 1990-10-01 Weltweites kommunikationssystem, empfänger und arbeitsmethode dafür

Country Status (8)

Country Link
EP (1) EP0500564B1 (de)
JP (1) JP2802833B2 (de)
KR (1) KR960008959B1 (de)
AT (1) ATE182431T1 (de)
AU (1) AU6541890A (de)
CA (1) CA2066712C (de)
DE (1) DE69033216T2 (de)
WO (1) WO1991007022A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5239671A (en) * 1990-11-13 1993-08-24 Pagemart, Inc. Simulcast satellite paging system with provision for signal interruption
EP0501706B1 (de) * 1991-02-25 1998-10-14 Motorola, Inc. Gegenstandsortungssystem
JPH0575526A (ja) * 1991-02-25 1993-03-26 Pagemart Inc 適応呼出装置
AU630293B1 (en) * 1991-04-29 1992-10-22 Motorola, Inc. Satellite based global paging system
CA2157209C (en) * 1995-08-30 2001-04-10 Robert Peach Repeaters for multibeam satellites
CA2165875C (en) * 1995-12-21 2001-03-13 Gary Beauchamp Intersatellite communications systems
US6047162A (en) 1997-09-25 2000-04-04 Com Dev Limited Regional programming in a direct broadcast satellite
US6044252A (en) * 1997-11-26 2000-03-28 Motorola, Inc. Method and apparatus for switching between operating channels with different time references

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5368117A (en) * 1976-11-30 1978-06-17 Nec Corp Satellite communication system
JPS55165044A (en) * 1979-06-11 1980-12-23 Nippon Telegr & Teleph Corp <Ntt> Composite communication system using satellite
JPH0761177B2 (ja) * 1983-08-10 1995-06-28 株式会社日立製作所 広域移動体通信方式
US4644347A (en) * 1983-08-10 1987-02-17 Motorola, Inc. Multiple frequency message system
DE3375351D1 (en) * 1983-10-21 1988-02-18 Ant Nachrichtentech Process for the transmission of information services by satellites
EP0144665B1 (de) * 1983-12-08 1988-05-25 ANT Nachrichtentechnik GmbH Verfahren zur Verbindungsherstellung mit einem mobilen Teilnehmer und System zur Durchführung
US4972456A (en) * 1989-02-10 1990-11-20 Gte Mobilnet Incorporated Rural radiotelephone system

Also Published As

Publication number Publication date
KR920704450A (ko) 1992-12-19
EP0500564A1 (de) 1992-09-02
WO1991007022A1 (en) 1991-05-16
JP2802833B2 (ja) 1998-09-24
KR960008959B1 (en) 1996-07-10
DE69033216T2 (de) 2000-03-23
EP0500564B1 (de) 1999-07-21
CA2066712A1 (en) 1991-05-04
DE69033216D1 (de) 1999-08-26
AU6541890A (en) 1991-05-31
EP0500564A4 (en) 1993-08-04
JPH05501485A (ja) 1993-03-18
CA2066712C (en) 1996-09-24

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties