JPS52151073A - Detecting method for speed of running vehicle - Google Patents
Detecting method for speed of running vehicleInfo
- Publication number
- JPS52151073A JPS52151073A JP6789276A JP6789276A JPS52151073A JP S52151073 A JPS52151073 A JP S52151073A JP 6789276 A JP6789276 A JP 6789276A JP 6789276 A JP6789276 A JP 6789276A JP S52151073 A JPS52151073 A JP S52151073A
- Authority
- JP
- Japan
- Prior art keywords
- speed
- running vehicle
- detecting method
- moment
- vehicle
- 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.)
- Pending
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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/50—Systems of measurement based on relative movement of target
- G01S17/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
PURPOSE:To measure the speed of running vehicle, by detecting frequency component at the moment of end of counting a specified number of Doppler wave since the moment when vehicle's existence is discriminated by receiving Doppler signal higher than a specified reception level.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6789276A JPS52151073A (en) | 1976-06-10 | 1976-06-10 | Detecting method for speed of running vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6789276A JPS52151073A (en) | 1976-06-10 | 1976-06-10 | Detecting method for speed of running vehicle |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52151073A true JPS52151073A (en) | 1977-12-15 |
Family
ID=13357987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6789276A Pending JPS52151073A (en) | 1976-06-10 | 1976-06-10 | Detecting method for speed of running vehicle |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52151073A (en) |
-
1976
- 1976-06-10 JP JP6789276A patent/JPS52151073A/en active Pending
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