JPS5374900A - Ultrasonic alarm - Google Patents
Ultrasonic alarmInfo
- Publication number
- JPS5374900A JPS5374900A JP15407076A JP15407076A JPS5374900A JP S5374900 A JPS5374900 A JP S5374900A JP 15407076 A JP15407076 A JP 15407076A JP 15407076 A JP15407076 A JP 15407076A JP S5374900 A JPS5374900 A JP S5374900A
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic alarm
- alarm
- ultrasonic
- fixed
- phase
- 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
Landscapes
- Burglar Alarm Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15407076A JPS5374900A (en) | 1976-12-15 | 1976-12-15 | Ultrasonic alarm |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15407076A JPS5374900A (en) | 1976-12-15 | 1976-12-15 | Ultrasonic alarm |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5374900A true JPS5374900A (en) | 1978-07-03 |
Family
ID=15576227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15407076A Pending JPS5374900A (en) | 1976-12-15 | 1976-12-15 | Ultrasonic alarm |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5374900A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56138262A (en) * | 1980-03-31 | 1981-10-28 | Matsushita Electric Works Ltd | Pulse doppler type detecting device for ultrasonic moving body |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5145162A (ja) * | 1974-10-16 | 1976-04-17 | Hitachi Ltd | Purasuchitsukuseikeikatano seisakuhoho |
-
1976
- 1976-12-15 JP JP15407076A patent/JPS5374900A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5145162A (ja) * | 1974-10-16 | 1976-04-17 | Hitachi Ltd | Purasuchitsukuseikeikatano seisakuhoho |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56138262A (en) * | 1980-03-31 | 1981-10-28 | Matsushita Electric Works Ltd | Pulse doppler type detecting device for ultrasonic moving body |
JPS6353514B2 (ja) * | 1980-03-31 | 1988-10-24 | Matsushita Electric Works Ltd |
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