GB0202773D0 - Passive intra-red intrusion sensor - Google Patents

Passive intra-red intrusion sensor

Info

Publication number
GB0202773D0
GB0202773D0 GBGB0202773.8A GB0202773A GB0202773D0 GB 0202773 D0 GB0202773 D0 GB 0202773D0 GB 0202773 A GB0202773 A GB 0202773A GB 0202773 D0 GB0202773 D0 GB 0202773D0
Authority
GB
United Kingdom
Prior art keywords
intrusion sensor
red intrusion
passive intra
intra
passive
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.)
Granted
Application number
GBGB0202773.8A
Other versions
GB2369450A (en
GB2369450B (en
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.)
Visonic Ltd
Original Assignee
Visonic 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
Priority claimed from IL12284698A external-priority patent/IL122846A/en
Application filed by Visonic Ltd filed Critical Visonic Ltd
Publication of GB0202773D0 publication Critical patent/GB0202773D0/en
Publication of GB2369450A publication Critical patent/GB2369450A/en
Application granted granted Critical
Publication of GB2369450B publication Critical patent/GB2369450B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0043—Inhomogeneous or irregular arrays, e.g. varying shape, size, height
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/005—Arrays characterized by the distribution or form of lenses arranged along a single direction only, e.g. lenticular sheets
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/06—Simple or compound lenses with non-spherical faces with cylindrical or toric faces
    • 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
    • G08B13/193—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 using focusing means
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/183—Single detectors using dual technologies
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0012—Arrays characterised by the manufacturing method
    • G02B3/0031—Replication or moulding, e.g. hot embossing, UV-casting, injection moulding
GB0202773A 1998-01-04 1998-04-29 Passive infra-red intrusion sensor Expired - Lifetime GB2369450B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL12284698A IL122846A (en) 1998-01-04 1998-01-04 Passive infra-red intrusion sensing system covering downward zone
GB9809195A GB2332955B (en) 1998-01-04 1998-04-29 Array of Cylindrical Lenses and Passive Infra-Red Intrusion Sensor

Publications (3)

Publication Number Publication Date
GB0202773D0 true GB0202773D0 (en) 2002-03-27
GB2369450A GB2369450A (en) 2002-05-29
GB2369450B GB2369450B (en) 2002-07-10

Family

ID=26313563

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0202773A Expired - Lifetime GB2369450B (en) 1998-01-04 1998-04-29 Passive infra-red intrusion sensor

Country Status (1)

Country Link
GB (1) GB2369450B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2852402B1 (en) * 2003-03-13 2005-04-29 INFRARED DETECTION DEVICE
GB2417790B (en) * 2004-09-07 2006-11-08 Set Europ Ltd Lighting system
GB2431987B (en) * 2005-11-03 2011-07-06 Pyronix Ltd Detector and optical system
GB0504906D0 (en) * 2005-03-10 2005-04-13 Pyronix Ltd Detector and optical system
GB2509884B (en) 2011-11-16 2018-10-17 Tyco Fire & Security Gmbh Motion detection systems and methodologies
GB2507818B (en) * 2012-11-13 2015-09-09 Pyronix Ltd Infrared detection device and masking section
FR3107109B1 (en) * 2020-02-07 2022-02-04 Texas De France Electric radiator equipped with a motion detection device and method of operating an electric radiator
DE102020106993A1 (en) * 2020-03-13 2021-09-16 Steinel Gmbh Infrared motion detector
US11336005B1 (en) 2020-12-15 2022-05-17 Google Llc Dual-antenna system for a video-recording doorbell, and associated devices and systems
JP2023547779A (en) 2020-10-02 2023-11-14 グーグル エルエルシー Image capture doorbell device
US11277941B1 (en) 2020-10-02 2022-03-15 Google Llc Thermal-control system of a video-recording doorbell and associated video-recording doorbells

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0209385B1 (en) * 1985-07-17 1990-10-17 Racal-Guardall (Scotland) Limited Passive infra-red sensors
GB2207523B (en) * 1987-07-27 1991-05-08 Philips Electronic Associated Infrared lens arrays

Also Published As

Publication number Publication date
GB2369450A (en) 2002-05-29
GB2369450B (en) 2002-07-10

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20140515 AND 20140521

PE20 Patent expired after termination of 20 years

Expiry date: 20180428