ZA855515B - A method of signal processing of optical signals - Google Patents

A method of signal processing of optical signals

Info

Publication number
ZA855515B
ZA855515B ZA855515A ZA855515A ZA855515B ZA 855515 B ZA855515 B ZA 855515B ZA 855515 A ZA855515 A ZA 855515A ZA 855515 A ZA855515 A ZA 855515A ZA 855515 B ZA855515 B ZA 855515B
Authority
ZA
South Africa
Prior art keywords
signal processing
optical signals
signals
optical
signal
Prior art date
Application number
ZA855515A
Inventor
David John Gambling
Rodney James Watson
Original Assignee
Commw Of Australia
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 Commw Of Australia filed Critical Commw Of Australia
Publication of ZA855515B publication Critical patent/ZA855515B/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/1895—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using light change detection systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
ZA855515A 1984-07-20 1985-07-22 A method of signal processing of optical signals ZA855515B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPG631484 1984-07-20

Publications (1)

Publication Number Publication Date
ZA855515B true ZA855515B (en) 1986-03-26

Family

ID=3770701

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA855515A ZA855515B (en) 1984-07-20 1985-07-22 A method of signal processing of optical signals

Country Status (3)

Country Link
EP (1) EP0193539A1 (en)
WO (1) WO1986001061A1 (en)
ZA (1) ZA855515B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8701872L (en) * 1987-05-06 1988-11-07 Diantek Ab OPTICAL DETECTOR
EP0408980A3 (en) * 1989-07-17 1993-01-07 Siemens Aktiengesellschaft Passive infrared movement detector with angular resolution
WO1992010065A1 (en) * 1990-11-26 1992-06-11 Eastman Kodak Company Telephoto sensor trigger in a solid state motion analysis system
DE4334197C2 (en) * 1993-10-07 1997-01-23 Telefunken Microelectron Method for monitoring the openings of a closed room

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683111A (en) * 1969-06-18 1972-08-08 Colorado Video Television bandwidth compression and expansion system
JPS4864849A (en) * 1971-12-09 1973-09-07
US4096525A (en) * 1976-03-08 1978-06-20 William James Lathan Video scanning change discriminator
JPS5917785A (en) * 1982-07-21 1984-01-30 Canon Inc Image pickup system
JPH05245815A (en) * 1992-03-04 1993-09-24 Inax Corp Wet type extruding method for tile

Also Published As

Publication number Publication date
EP0193539A1 (en) 1986-09-10
WO1986001061A1 (en) 1986-02-13

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