JPS55156725A - Judgement device of driving asleep - Google Patents

Judgement device of driving asleep

Info

Publication number
JPS55156725A
JPS55156725A JP6542879A JP6542879A JPS55156725A JP S55156725 A JPS55156725 A JP S55156725A JP 6542879 A JP6542879 A JP 6542879A JP 6542879 A JP6542879 A JP 6542879A JP S55156725 A JPS55156725 A JP S55156725A
Authority
JP
Japan
Prior art keywords
tone
circuit
driver
signal
emit
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
JP6542879A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6117691B2 (enrdf_load_stackoverflow
Inventor
Takatoshi Seko
Takayuki Yagishima
Masami Inoue
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.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor Co 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 Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Priority to JP6542879A priority Critical patent/JPS55156725A/ja
Publication of JPS55156725A publication Critical patent/JPS55156725A/ja
Publication of JPS6117691B2 publication Critical patent/JPS6117691B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
JP6542879A 1979-05-25 1979-05-25 Judgement device of driving asleep Granted JPS55156725A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6542879A JPS55156725A (en) 1979-05-25 1979-05-25 Judgement device of driving asleep

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6542879A JPS55156725A (en) 1979-05-25 1979-05-25 Judgement device of driving asleep

Publications (2)

Publication Number Publication Date
JPS55156725A true JPS55156725A (en) 1980-12-06
JPS6117691B2 JPS6117691B2 (enrdf_load_stackoverflow) 1986-05-08

Family

ID=13286798

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6542879A Granted JPS55156725A (en) 1979-05-25 1979-05-25 Judgement device of driving asleep

Country Status (1)

Country Link
JP (1) JPS55156725A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5815541U (ja) * 1981-07-24 1983-01-31 日産自動車株式会社 車両用安全装置
US4509040A (en) * 1981-12-01 1985-04-02 Nissan Motor Company, Limited Alarm system for preventing an automotive vehicle driver from dozing at the wheel
US4611199A (en) * 1983-02-18 1986-09-09 Nissan Motor Company Alarm system and method for sensing a stand-by state in a driver drowsiness detection system
JPH0157931U (enrdf_load_stackoverflow) * 1987-10-06 1989-04-11

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5815541U (ja) * 1981-07-24 1983-01-31 日産自動車株式会社 車両用安全装置
US4509040A (en) * 1981-12-01 1985-04-02 Nissan Motor Company, Limited Alarm system for preventing an automotive vehicle driver from dozing at the wheel
US4611199A (en) * 1983-02-18 1986-09-09 Nissan Motor Company Alarm system and method for sensing a stand-by state in a driver drowsiness detection system
JPH0157931U (enrdf_load_stackoverflow) * 1987-10-06 1989-04-11

Also Published As

Publication number Publication date
JPS6117691B2 (enrdf_load_stackoverflow) 1986-05-08

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