JPS59111006A - 車高測定装置 - Google Patents
車高測定装置Info
- Publication number
- JPS59111006A JPS59111006A JP57221515A JP22151582A JPS59111006A JP S59111006 A JPS59111006 A JP S59111006A JP 57221515 A JP57221515 A JP 57221515A JP 22151582 A JP22151582 A JP 22151582A JP S59111006 A JPS59111006 A JP S59111006A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- vehicle
- ultrasonic
- frequency
- road surface
- 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
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
- G01S15/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S15/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
-
- 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
- G01S15/86—Combinations of sonar systems with lidar systems; Combinations of sonar systems with systems not using wave reflection
-
- 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
- G01S15/88—Sonar systems specially adapted for specific applications
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Traffic Control Systems (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57221515A JPS59111006A (ja) | 1982-12-16 | 1982-12-16 | 車高測定装置 |
| US06/562,181 US4674069A (en) | 1982-12-16 | 1983-12-16 | System for collecting and processing data relating to moving bodies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57221515A JPS59111006A (ja) | 1982-12-16 | 1982-12-16 | 車高測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59111006A true JPS59111006A (ja) | 1984-06-27 |
| JPH038486B2 JPH038486B2 (cg-RX-API-DMAC10.html) | 1991-02-06 |
Family
ID=16767917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57221515A Granted JPS59111006A (ja) | 1982-12-16 | 1982-12-16 | 車高測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59111006A (cg-RX-API-DMAC10.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63291173A (ja) * | 1987-05-22 | 1988-11-29 | Nippon Signal Co Ltd:The | 航空機検出装置 |
-
1982
- 1982-12-16 JP JP57221515A patent/JPS59111006A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63291173A (ja) * | 1987-05-22 | 1988-11-29 | Nippon Signal Co Ltd:The | 航空機検出装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH038486B2 (cg-RX-API-DMAC10.html) | 1991-02-06 |
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