JPS5686357A - Direction detector - Google Patents

Direction detector

Info

Publication number
JPS5686357A
JPS5686357A JP16334479A JP16334479A JPS5686357A JP S5686357 A JPS5686357 A JP S5686357A JP 16334479 A JP16334479 A JP 16334479A JP 16334479 A JP16334479 A JP 16334479A JP S5686357 A JPS5686357 A JP S5686357A
Authority
JP
Japan
Prior art keywords
subject
photodetector
receives
reflected light
range
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
JP16334479A
Other languages
English (en)
Japanese (ja)
Other versions
JPS639185B2 (enrdf_load_stackoverflow
Inventor
Takashi Yamamoto
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP16334479A priority Critical patent/JPS5686357A/ja
Publication of JPS5686357A publication Critical patent/JPS5686357A/ja
Publication of JPS639185B2 publication Critical patent/JPS639185B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP16334479A 1979-12-14 1979-12-14 Direction detector Granted JPS5686357A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16334479A JPS5686357A (en) 1979-12-14 1979-12-14 Direction detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16334479A JPS5686357A (en) 1979-12-14 1979-12-14 Direction detector

Publications (2)

Publication Number Publication Date
JPS5686357A true JPS5686357A (en) 1981-07-14
JPS639185B2 JPS639185B2 (enrdf_load_stackoverflow) 1988-02-26

Family

ID=15772083

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16334479A Granted JPS5686357A (en) 1979-12-14 1979-12-14 Direction detector

Country Status (1)

Country Link
JP (1) JPS5686357A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58218672A (ja) * 1982-06-15 1983-12-19 Tokyo Electric Co Ltd 移動体の赤外線検知装置
JPS59155573U (ja) * 1983-04-04 1984-10-18 アツミ電気株式会社 自動ドア−
JPS59193382A (ja) * 1983-04-18 1984-11-01 Sogo Keibi Hoshiyou Kk 侵入検知装置
JPS6433685U (enrdf_load_stackoverflow) * 1987-08-20 1989-03-02

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58218672A (ja) * 1982-06-15 1983-12-19 Tokyo Electric Co Ltd 移動体の赤外線検知装置
JPS59155573U (ja) * 1983-04-04 1984-10-18 アツミ電気株式会社 自動ドア−
JPS59193382A (ja) * 1983-04-18 1984-11-01 Sogo Keibi Hoshiyou Kk 侵入検知装置
JPS6433685U (enrdf_load_stackoverflow) * 1987-08-20 1989-03-02

Also Published As

Publication number Publication date
JPS639185B2 (enrdf_load_stackoverflow) 1988-02-26

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