DE69221121D1 - Programmierbare faseroptische verzögerungsleitung, und damit ausgestattetes radarzielsimulationssystem - Google Patents

Programmierbare faseroptische verzögerungsleitung, und damit ausgestattetes radarzielsimulationssystem

Info

Publication number
DE69221121D1
DE69221121D1 DE69221121T DE69221121T DE69221121D1 DE 69221121 D1 DE69221121 D1 DE 69221121D1 DE 69221121 T DE69221121 T DE 69221121T DE 69221121 T DE69221121 T DE 69221121T DE 69221121 D1 DE69221121 D1 DE 69221121D1
Authority
DE
Germany
Prior art keywords
fitted
delay line
simulation system
fiber optical
optical delay
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 - Fee Related
Application number
DE69221121T
Other languages
English (en)
Other versions
DE69221121T2 (de
Inventor
Harry Wang
Irwin Newberg
Adrian Popa
Robert Hayes
John Keigharn
Bill Otoide
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.)
DirecTV Group Inc
Original Assignee
Hughes Aircraft 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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Application granted granted Critical
Publication of DE69221121D1 publication Critical patent/DE69221121D1/de
Publication of DE69221121T2 publication Critical patent/DE69221121T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4052—Means for monitoring or calibrating by simulation of echoes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4052—Means for monitoring or calibrating by simulation of echoes
    • G01S7/4082—Means for monitoring or calibrating by simulation of echoes using externally generated reference signals, e.g. via remote reflector or transponder
    • G01S7/4095—Means for monitoring or calibrating by simulation of echoes using externally generated reference signals, e.g. via remote reflector or transponder the external reference signals being modulated, e.g. rotating a dihedral reflector or modulating a transponder for simulation of a Doppler echo

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Light Guides In General And Applications Therefor (AREA)
DE69221121T 1991-10-08 1992-09-25 Programmierbare faseroptische verzögerungsleitung, und damit ausgestattetes radarzielsimulationssystem Expired - Fee Related DE69221121T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/773,187 US5177488A (en) 1991-10-08 1991-10-08 Programmable fiber optic delay line, and radar target simulation system incorporating the same
PCT/US1992/008224 WO1993007508A1 (en) 1991-10-08 1992-09-25 Programmable fiber optic delay line, and radar target simulation system incorporating the same

Publications (2)

Publication Number Publication Date
DE69221121D1 true DE69221121D1 (de) 1997-09-04
DE69221121T2 DE69221121T2 (de) 1998-03-05

Family

ID=25097473

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69221121T Expired - Fee Related DE69221121T2 (de) 1991-10-08 1992-09-25 Programmierbare faseroptische verzögerungsleitung, und damit ausgestattetes radarzielsimulationssystem

Country Status (6)

Country Link
US (1) US5177488A (de)
EP (1) EP0565663B1 (de)
JP (1) JPH06507028A (de)
DE (1) DE69221121T2 (de)
IL (1) IL103344A (de)
WO (1) WO1993007508A1 (de)

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Also Published As

Publication number Publication date
EP0565663A1 (de) 1993-10-20
US5177488A (en) 1993-01-05
EP0565663B1 (de) 1997-07-23
DE69221121T2 (de) 1998-03-05
IL103344A (en) 1995-05-26
JPH06507028A (ja) 1994-08-04
WO1993007508A1 (en) 1993-04-15

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Legal Events

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8327 Change in the person/name/address of the patent owner

Owner name: HUGHES ELECTRONICS CORP., EL SEGUNDO, CALIF., US

8339 Ceased/non-payment of the annual fee