JPH01152287U - - Google Patents

Info

Publication number
JPH01152287U
JPH01152287U JP4967988U JP4967988U JPH01152287U JP H01152287 U JPH01152287 U JP H01152287U JP 4967988 U JP4967988 U JP 4967988U JP 4967988 U JP4967988 U JP 4967988U JP H01152287 U JPH01152287 U JP H01152287U
Authority
JP
Japan
Prior art keywords
pyroelectric
elements
infrared sensor
light receiving
paired elements
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
JP4967988U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP4967988U priority Critical patent/JPH01152287U/ja
Publication of JPH01152287U publication Critical patent/JPH01152287U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Radiation Pyrometers (AREA)
JP4967988U 1988-04-13 1988-04-13 Pending JPH01152287U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4967988U JPH01152287U (zh) 1988-04-13 1988-04-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4967988U JPH01152287U (zh) 1988-04-13 1988-04-13

Publications (1)

Publication Number Publication Date
JPH01152287U true JPH01152287U (zh) 1989-10-20

Family

ID=31275766

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4967988U Pending JPH01152287U (zh) 1988-04-13 1988-04-13

Country Status (1)

Country Link
JP (1) JPH01152287U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0962822A (ja) * 1995-08-28 1997-03-07 Matsushita Electric Ind Co Ltd 人体移動検知装置および通過人数検知装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0962822A (ja) * 1995-08-28 1997-03-07 Matsushita Electric Ind Co Ltd 人体移動検知装置および通過人数検知装置

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