JPS6161354B2 - - Google Patents
Info
- Publication number
- JPS6161354B2 JPS6161354B2 JP54064431A JP6443179A JPS6161354B2 JP S6161354 B2 JPS6161354 B2 JP S6161354B2 JP 54064431 A JP54064431 A JP 54064431A JP 6443179 A JP6443179 A JP 6443179A JP S6161354 B2 JPS6161354 B2 JP S6161354B2
- Authority
- JP
- Japan
- Prior art keywords
- snow
- level
- signal
- reference signal
- comparator
- 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
- 238000013459 approach Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 10
- 238000005259 measurement Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02845—Humidity, wetness
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6443179A JPS55156882A (en) | 1979-05-24 | 1979-05-24 | Ultrasonic sensor for snow quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6443179A JPS55156882A (en) | 1979-05-24 | 1979-05-24 | Ultrasonic sensor for snow quality |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55156882A JPS55156882A (en) | 1980-12-06 |
| JPS6161354B2 true JPS6161354B2 (enrdf_load_stackoverflow) | 1986-12-25 |
Family
ID=13258070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6443179A Granted JPS55156882A (en) | 1979-05-24 | 1979-05-24 | Ultrasonic sensor for snow quality |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS55156882A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5676076A (en) * | 1979-11-26 | 1981-06-23 | Omron Tateisi Electronics Co | Measuring device for depth of snow cover |
| JPS6110766A (ja) * | 1984-06-27 | 1986-01-18 | Nissan Motor Co Ltd | 路面状況検知装置 |
| JPS61205089U (enrdf_load_stackoverflow) * | 1985-06-14 | 1986-12-24 |
-
1979
- 1979-05-24 JP JP6443179A patent/JPS55156882A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55156882A (en) | 1980-12-06 |