DE69838225D1 - Schnurlose kommunikation mit einer luftgestützten vermittlungsstelle - Google Patents

Schnurlose kommunikation mit einer luftgestützten vermittlungsstelle

Info

Publication number
DE69838225D1
DE69838225D1 DE69838225T DE69838225T DE69838225D1 DE 69838225 D1 DE69838225 D1 DE 69838225D1 DE 69838225 T DE69838225 T DE 69838225T DE 69838225 T DE69838225 T DE 69838225T DE 69838225 D1 DE69838225 D1 DE 69838225D1
Authority
DE
Germany
Prior art keywords
agency
supported
air
cordless communication
cordless
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
Application number
DE69838225T
Other languages
English (en)
Other versions
DE69838225T2 (de
Inventor
James N Martin
J Leland Langston
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of DE69838225D1 publication Critical patent/DE69838225D1/de
Publication of DE69838225T2 publication Critical patent/DE69838225T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/06—Airborne or Satellite Networks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
    • H01Q21/205—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path providing an omnidirectional coverage
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • H01Q3/242—Circumferential scanning
    • 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
    • H04B7/18502—Airborne stations
    • H04B7/18504—Aircraft used as relay or high altitude atmospheric platform
    • 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
    • H04B7/2041—Spot beam multiple access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
DE69838225T 1997-10-30 1998-10-12 Schnurlose kommunikation mit einer luftgestützten vermittlungsstelle Expired - Lifetime DE69838225T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US961385 1997-10-30
US08/961,385 US6061562A (en) 1997-10-30 1997-10-30 Wireless communication using an airborne switching node
PCT/US1998/021497 WO1999023769A1 (en) 1997-10-30 1998-10-12 Wireless communication using an airborne switching node

Publications (2)

Publication Number Publication Date
DE69838225D1 true DE69838225D1 (de) 2007-09-20
DE69838225T2 DE69838225T2 (de) 2008-05-08

Family

ID=25504411

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69838225T Expired - Lifetime DE69838225T2 (de) 1997-10-30 1998-10-12 Schnurlose kommunikation mit einer luftgestützten vermittlungsstelle

Country Status (9)

Country Link
US (1) US6061562A (de)
EP (2) EP1826920B1 (de)
JP (1) JP4582908B2 (de)
KR (1) KR20010031643A (de)
AU (1) AU750184B2 (de)
CA (1) CA2307778C (de)
DE (1) DE69838225T2 (de)
IL (1) IL135826A (de)
WO (1) WO1999023769A1 (de)

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EP1027775B8 (de) 2007-11-21
AU1079399A (en) 1999-05-24
EP1027775A1 (de) 2000-08-16
KR20010031643A (ko) 2001-04-16
JP4582908B2 (ja) 2010-11-17
US6061562A (en) 2000-05-09
DE69838225T2 (de) 2008-05-08
IL135826A0 (en) 2001-05-20
EP1826920B1 (de) 2011-11-23
CA2307778A1 (en) 1999-05-14
AU750184B2 (en) 2002-07-11
IL135826A (en) 2004-03-28
EP1027775B1 (de) 2007-08-08
EP1826920A1 (de) 2007-08-29

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