JPH0122680B2 - - Google Patents

Info

Publication number
JPH0122680B2
JPH0122680B2 JP56210404A JP21040481A JPH0122680B2 JP H0122680 B2 JPH0122680 B2 JP H0122680B2 JP 56210404 A JP56210404 A JP 56210404A JP 21040481 A JP21040481 A JP 21040481A JP H0122680 B2 JPH0122680 B2 JP H0122680B2
Authority
JP
Japan
Prior art keywords
information
sensor
vehicle
passage
signals
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
JP56210404A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58117100A (ja
Inventor
Taro Hoshino
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.)
NEC Home Electronics Ltd
Original Assignee
NEC Home Electronics 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 NEC Home Electronics Ltd filed Critical NEC Home Electronics Ltd
Priority to JP21040481A priority Critical patent/JPS58117100A/ja
Publication of JPS58117100A publication Critical patent/JPS58117100A/ja
Publication of JPH0122680B2 publication Critical patent/JPH0122680B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Traffic Control Systems (AREA)
JP21040481A 1981-12-30 1981-12-30 車外情報識別装置 Granted JPS58117100A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21040481A JPS58117100A (ja) 1981-12-30 1981-12-30 車外情報識別装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21040481A JPS58117100A (ja) 1981-12-30 1981-12-30 車外情報識別装置

Publications (2)

Publication Number Publication Date
JPS58117100A JPS58117100A (ja) 1983-07-12
JPH0122680B2 true JPH0122680B2 (enrdf_load_stackoverflow) 1989-04-27

Family

ID=16588746

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21040481A Granted JPS58117100A (ja) 1981-12-30 1981-12-30 車外情報識別装置

Country Status (1)

Country Link
JP (1) JPS58117100A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7265367B2 (en) 2001-03-21 2007-09-04 Advanced Electron Beams, Inc. Electron beam emitter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4834793A (enrdf_load_stackoverflow) * 1971-09-08 1973-05-22

Also Published As

Publication number Publication date
JPS58117100A (ja) 1983-07-12

Similar Documents

Publication Publication Date Title
US5463373A (en) Device for verifying disturbances in signal transmission in motor vehicles
US4450438A (en) Drowsiness alarm system for a vehicle
CN107111942A (zh) 用于探测机动车经过交通标志门通行的方法和装置
JP2689357B2 (ja) 相対方位検出方式
US6853311B2 (en) Alarm apparatus for motor vehicle
KR100740577B1 (ko) 전동차의 자동열차운전시스템 및 이 시스템을 이용한자동열차운전 구현방법
JPH0122680B2 (enrdf_load_stackoverflow)
CN112601931B (zh) 用于检测相机的图像处理装置的误报的方法
JPS62287164A (ja) 速度ベクトル検出装置
JPH0566560U (ja) パルス入力処理回路及びこの回路を有する車輪速算出装置
JPS61155908A (ja) 車間距離測定装置
JPS6338056A (ja) 自動車用事故防止装置
JPS63214900A (ja) 車両の走行方向異常警告装置
JP2017016571A (ja) 車両の軸数検知装置、軸数検知方法
JPH0793678A (ja) 居眠り運転検出装置
JP2003187381A (ja) 車両検知装置
JP2558533Y2 (ja) 車両停止検出装置
JPH0628739U (ja) 列車速度検出装置
JPH06323866A (ja) 自動走行車の位置検出方法
JPS61115200A (ja) 路肩走行車に対する注意方法
JPH0323391B2 (enrdf_load_stackoverflow)
JPS607364A (ja) 車両走行速度測定における被測定車両確定方法
JP2530304Y2 (ja) 車両検知装置
KR20250025061A (ko) 철도차량용 타코메타 속도 측정방법
WO2024203910A1 (ja) 磁気マーカの検出方法及び磁気検出システム