JPS62240882A - 飛行物体探知装置 - Google Patents
飛行物体探知装置Info
- Publication number
- JPS62240882A JPS62240882A JP8459286A JP8459286A JPS62240882A JP S62240882 A JPS62240882 A JP S62240882A JP 8459286 A JP8459286 A JP 8459286A JP 8459286 A JP8459286 A JP 8459286A JP S62240882 A JPS62240882 A JP S62240882A
- Authority
- JP
- Japan
- Prior art keywords
- flying object
- signal
- difference
- signals
- level
- 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
- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 230000005236 sound signal Effects 0.000 claims description 7
- 230000001186 cumulative effect Effects 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 11
- 238000009795 derivation Methods 0.000 description 4
- 240000008100 Brassica rapa Species 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8459286A JPS62240882A (ja) | 1986-04-11 | 1986-04-11 | 飛行物体探知装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8459286A JPS62240882A (ja) | 1986-04-11 | 1986-04-11 | 飛行物体探知装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62240882A true JPS62240882A (ja) | 1987-10-21 |
JPH0529073B2 JPH0529073B2 (enrdf_load_html_response) | 1993-04-28 |
Family
ID=13834950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8459286A Granted JPS62240882A (ja) | 1986-04-11 | 1986-04-11 | 飛行物体探知装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62240882A (enrdf_load_html_response) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0373878A (ja) * | 1989-05-12 | 1991-03-28 | Oki Electric Ind Co Ltd | 船舶位置標定装置 |
JP2017181101A (ja) * | 2016-03-28 | 2017-10-05 | セコム株式会社 | 対象物体検知装置 |
-
1986
- 1986-04-11 JP JP8459286A patent/JPS62240882A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0373878A (ja) * | 1989-05-12 | 1991-03-28 | Oki Electric Ind Co Ltd | 船舶位置標定装置 |
JP2017181101A (ja) * | 2016-03-28 | 2017-10-05 | セコム株式会社 | 対象物体検知装置 |
Also Published As
Publication number | Publication date |
---|---|
JPH0529073B2 (enrdf_load_html_response) | 1993-04-28 |
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