JPS6235632B2 - - Google Patents

Info

Publication number
JPS6235632B2
JPS6235632B2 JP55168919A JP16891980A JPS6235632B2 JP S6235632 B2 JPS6235632 B2 JP S6235632B2 JP 55168919 A JP55168919 A JP 55168919A JP 16891980 A JP16891980 A JP 16891980A JP S6235632 B2 JPS6235632 B2 JP S6235632B2
Authority
JP
Japan
Prior art keywords
frequency
human body
detection
signal
power supply
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.)
Expired
Application number
JP55168919A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5791475A (en
Inventor
Juji Takada
Hironobu Inoe
Hiroshi Oohashi
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 JP55168919A priority Critical patent/JPS5791475A/ja
Publication of JPS5791475A publication Critical patent/JPS5791475A/ja
Publication of JPS6235632B2 publication Critical patent/JPS6235632B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/088—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices operating with electric fields

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Burglar Alarm Systems (AREA)
JP55168919A 1980-11-28 1980-11-28 Electric field type human body detector Granted JPS5791475A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55168919A JPS5791475A (en) 1980-11-28 1980-11-28 Electric field type human body detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55168919A JPS5791475A (en) 1980-11-28 1980-11-28 Electric field type human body detector

Publications (2)

Publication Number Publication Date
JPS5791475A JPS5791475A (en) 1982-06-07
JPS6235632B2 true JPS6235632B2 (enrdf_load_stackoverflow) 1987-08-03

Family

ID=15876982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55168919A Granted JPS5791475A (en) 1980-11-28 1980-11-28 Electric field type human body detector

Country Status (1)

Country Link
JP (1) JPS5791475A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63176542U (enrdf_load_stackoverflow) * 1987-05-06 1988-11-16

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06289146A (ja) * 1992-02-17 1994-10-18 Tatsuo Miyagawa 異物検出装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63176542U (enrdf_load_stackoverflow) * 1987-05-06 1988-11-16

Also Published As

Publication number Publication date
JPS5791475A (en) 1982-06-07

Similar Documents

Publication Publication Date Title
US5164703A (en) Audio intrusion detection system
US5278553A (en) Apparatus for warning of approaching emergency vehicle and method of warning motor vehicle operators of approaching emergency vehicles
US4774502A (en) Environmental abnormality detection apparatus
US5581236A (en) Methods and apparatus for intrusion detection having improved immunity to false alarms
US4660024A (en) Dual technology intruder detection system
US5463376A (en) System and method for synchronizing a receiver of an electronic article surveillance system and a transmitter thereof
US4225859A (en) Method and apparatus for monitoring sound-conducting media
WO1980002338A1 (en) Intrusion alarm system
JPH0347710B2 (enrdf_load_stackoverflow)
US4064499A (en) Intrusion warning system utilizing an electric field
US2390221A (en) Alarm system
JP2001340809A (ja) 超音波振動子駆動装置
US4720701A (en) System with enhanced signal detection and discrimination with saturable magnetic marker
JPS6235632B2 (enrdf_load_stackoverflow)
US3852735A (en) Alarm apparatus utilizing high frequency
US4148020A (en) Fail-safe alarm system utilizing frequency modulated signal detection
CA1161517A (en) Intrusion warning system
SE450673B (sv) Varningsanleggning, for indikering av en persons nervaro inom ett givet omrade
JPS6314787B2 (enrdf_load_stackoverflow)
GB2205950A (en) Capacitive proximity sensor
JPS6235633B2 (enrdf_load_stackoverflow)
JPS603625B2 (ja) 電界式人体検知器
US4700332A (en) Environmental interference detection device
JPS583091A (ja) 電界式検知器
CA1100208A (en) Intrusion warning system