ITTO930399A0 - - Google Patents
Info
- Publication number
- ITTO930399A0 ITTO930399A0 ITTO930399A ITTO930399A ITTO930399A0 IT TO930399 A0 ITTO930399 A0 IT TO930399A0 IT TO930399 A ITTO930399 A IT TO930399A IT TO930399 A ITTO930399 A IT TO930399A IT TO930399 A0 ITTO930399 A0 IT TO930399A0
- Authority
- IT
- Italy
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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
- G01S7/415—Identification of targets based on measurements of movement associated with the target
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9206837A FR2849928A1 (en) | 1992-06-05 | 1992-06-05 | Helicopter recognizing process, involves effecting time-frequency analysis by transformation of back scattered radar signal to wavelet to detect reflection of main rotor blades in time-frequency space |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ITTO930399A0 true ITTO930399A0 (bg) | 1993-06-04 |
| ITTO930399A1 ITTO930399A1 (it) | 1994-12-04 |
Family
ID=32242063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT000399A ITTO930399A1 (it) | 1992-06-05 | 1993-06-04 | Procedimento per il riconoscimento di un elicottero mediante analisi ad ondine del segnale radar retrodiffuso dalle pale del rotore principale. |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR2849928A1 (bg) |
| GB (1) | GB9311520D0 (bg) |
| IT (1) | ITTO930399A1 (bg) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102540163A (zh) * | 2011-12-12 | 2012-07-04 | 中国船舶重工集团公司第七二四研究所 | 一种基于常规相参雷达的直升机分类识别方法 |
| CN110133600B (zh) * | 2019-06-17 | 2022-11-04 | 电子科技大学 | 一种直升机旋翼物理参数提取方法 |
-
1992
- 1992-06-05 FR FR9206837A patent/FR2849928A1/fr not_active Withdrawn
-
1993
- 1993-06-04 GB GBGB9311520.2A patent/GB9311520D0/en not_active Ceased
- 1993-06-04 IT IT000399A patent/ITTO930399A1/it unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ITTO930399A1 (it) | 1994-12-04 |
| GB9311520D0 (en) | 2004-05-05 |
| FR2849928A1 (en) | 2004-07-16 |