JPS53112607A - Artificial satellite system - Google Patents

Artificial satellite system

Info

Publication number
JPS53112607A
JPS53112607A JP2703277A JP2703277A JPS53112607A JP S53112607 A JPS53112607 A JP S53112607A JP 2703277 A JP2703277 A JP 2703277A JP 2703277 A JP2703277 A JP 2703277A JP S53112607 A JPS53112607 A JP S53112607A
Authority
JP
Japan
Prior art keywords
satellite system
artificial satellite
data
ground station
artificial
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.)
Pending
Application number
JP2703277A
Other languages
Japanese (ja)
Inventor
Yoshihiko Hishida
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2703277A priority Critical patent/JPS53112607A/en
Publication of JPS53112607A publication Critical patent/JPS53112607A/en
Pending legal-status Critical Current

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
    • H04B7/195—Non-synchronous stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)

Abstract

PURPOSE:To obtain the data only near the local station as well as to realize the economization for the ground station, by fixing the antenna of the ground station in the zenith direction to receive the data from the artificial sattellite.
JP2703277A 1977-03-14 1977-03-14 Artificial satellite system Pending JPS53112607A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2703277A JPS53112607A (en) 1977-03-14 1977-03-14 Artificial satellite system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2703277A JPS53112607A (en) 1977-03-14 1977-03-14 Artificial satellite system

Publications (1)

Publication Number Publication Date
JPS53112607A true JPS53112607A (en) 1978-10-02

Family

ID=12209718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2703277A Pending JPS53112607A (en) 1977-03-14 1977-03-14 Artificial satellite system

Country Status (1)

Country Link
JP (1) JPS53112607A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0755911A (en) * 1993-08-20 1995-03-03 Nec Corp Oceanographic survey system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0755911A (en) * 1993-08-20 1995-03-03 Nec Corp Oceanographic survey system

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