JPS5418543A - Ultrasonic automotive sensor - Google Patents
Ultrasonic automotive sensorInfo
- Publication number
- JPS5418543A JPS5418543A JP8278377A JP8278377A JPS5418543A JP S5418543 A JPS5418543 A JP S5418543A JP 8278377 A JP8278377 A JP 8278377A JP 8278377 A JP8278377 A JP 8278377A JP S5418543 A JPS5418543 A JP S5418543A
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- automotive sensor
- automotive
- sensor
- sensitivity
- 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
Links
Landscapes
- Traffic Control Systems (AREA)
Abstract
PURPOSE: To maintain the sersing accuracy of an ultrasonic automotive snesor with respect to ageing sensitivity alteration s by integrating the receiving level of road rusface reflecting wave and correcting the sensitivity of the sensor by the output level thus integrated.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8278377A JPS605999B2 (en) | 1977-07-11 | 1977-07-11 | Ultrasonic vehicle detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8278377A JPS605999B2 (en) | 1977-07-11 | 1977-07-11 | Ultrasonic vehicle detector |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5418543A true JPS5418543A (en) | 1979-02-10 |
JPS605999B2 JPS605999B2 (en) | 1985-02-15 |
Family
ID=13784004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8278377A Expired JPS605999B2 (en) | 1977-07-11 | 1977-07-11 | Ultrasonic vehicle detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS605999B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01237297A (en) * | 1988-03-17 | 1989-09-21 | Toshiba Corp | Traveling wave tube |
-
1977
- 1977-07-11 JP JP8278377A patent/JPS605999B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS605999B2 (en) | 1985-02-15 |
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