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GB201010004D0 - Passive infra-red detectors - Google Patents

Passive infra-red detectors

Info

Publication number
GB201010004D0
GB201010004D0 GBGB1010004.8A GB201010004A GB201010004D0 GB 201010004 D0 GB201010004 D0 GB 201010004D0 GB 201010004 A GB201010004 A GB 201010004A GB 201010004 D0 GB201010004 D0 GB 201010004D0
Authority
GB
United Kingdom
Prior art keywords
passive infra
red detectors
detectors
red
infra
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
GBGB1010004.8A
Other versions
GB2470128A (en
GB2470128B (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
Application filed by Visonic Ltd filed Critical Visonic Ltd
Priority claimed from GB0718188A external-priority patent/GB2439005B/en
Publication of GB201010004D0 publication Critical patent/GB201010004D0/en
Publication of GB2470128A publication Critical patent/GB2470128A/en
Application granted granted Critical
Publication of GB2470128B publication Critical patent/GB2470128B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G08B13/19—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Burglar Alarm Systems (AREA)
GB1010004A 2005-03-21 2006-03-20 Passive infra-red detectors Active GB2470128B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66423105P 2005-03-21 2005-03-21
GB0718188A GB2439005B (en) 2005-03-21 2006-03-20 Passive infra-red dectectors

Publications (3)

Publication Number Publication Date
GB201010004D0 true GB201010004D0 (en) 2010-07-21
GB2470128A GB2470128A (en) 2010-11-10
GB2470128B GB2470128B (en) 2011-05-18

Family

ID=42942105

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1010004A Active GB2470128B (en) 2005-03-21 2006-03-20 Passive infra-red detectors

Country Status (1)

Country Link
GB (1) GB2470128B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111257976A (en) * 2020-02-04 2020-06-09 暨南大学 Fresnel lens group and pyroelectric infrared human body posture estimation system comprising same

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102346950A (en) * 2011-09-21 2012-02-08 成都理想科技开发有限公司 Human body invasion detector capable of intelligent analysis and detection method thereof
US9123222B2 (en) * 2012-03-15 2015-09-01 Ninve Jr. Inc. Apparatus and method for detecting tampering with an infra-red motion sensor
EP3576500B1 (en) * 2017-03-09 2024-10-16 Suzhou Opple Lighting Co., Ltd. Pyroelectric infrared sensor-based lighting control device and system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929445A (en) * 1996-09-13 1999-07-27 Electro-Optic Technologies, Llc Passive infrared detector
US6690018B1 (en) * 1998-10-30 2004-02-10 Electro-Optic Technologies, Llc Motion detectors and occupancy sensors with improved sensitivity, angular resolution and range

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111257976A (en) * 2020-02-04 2020-06-09 暨南大学 Fresnel lens group and pyroelectric infrared human body posture estimation system comprising same

Also Published As

Publication number Publication date
GB2470128A (en) 2010-11-10
GB2470128B (en) 2011-05-18

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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