JPS6349196B2 - - Google Patents
Info
- Publication number
- JPS6349196B2 JPS6349196B2 JP56064142A JP6414281A JPS6349196B2 JP S6349196 B2 JPS6349196 B2 JP S6349196B2 JP 56064142 A JP56064142 A JP 56064142A JP 6414281 A JP6414281 A JP 6414281A JP S6349196 B2 JPS6349196 B2 JP S6349196B2
- Authority
- JP
- Japan
- Prior art keywords
- gate
- signal
- circuit
- next measurement
- output
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
- G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
- G01S15/101—Particularities of the measurement of distance
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6414281A JPS57179678A (en) | 1981-04-30 | 1981-04-30 | Ultrasonic method and device for detecting distance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6414281A JPS57179678A (en) | 1981-04-30 | 1981-04-30 | Ultrasonic method and device for detecting distance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57179678A JPS57179678A (en) | 1982-11-05 |
| JPS6349196B2 true JPS6349196B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-10-03 |
Family
ID=13249525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6414281A Granted JPS57179678A (en) | 1981-04-30 | 1981-04-30 | Ultrasonic method and device for detecting distance |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57179678A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6060024A (ja) * | 1983-09-09 | 1985-04-06 | Nissan Motor Co Ltd | 車両におけるロ−ル剛性制御装置 |
| EP0136697A3 (en) * | 1983-10-03 | 1987-03-25 | Nissan Motor Co., Ltd. | Ultrasonic vehicle rangefinder |
| US4739860A (en) * | 1984-05-29 | 1988-04-26 | Nissan Motor Co., Ltd. | Ultrasonic rangefinder |
| JPS614986A (ja) * | 1984-06-20 | 1986-01-10 | Nissan Motor Co Ltd | 超音波距離測定装置 |
| CN1034529C (zh) * | 1993-09-03 | 1997-04-09 | 鲁智 | 一种超声波测距方法及装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5325495B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-07-04 | 1978-07-27 |
-
1981
- 1981-04-30 JP JP6414281A patent/JPS57179678A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57179678A (en) | 1982-11-05 |