JPS5255492A - Device for detecting envelope of radiating beams scanning in space - Google Patents
Device for detecting envelope of radiating beams scanning in spaceInfo
- Publication number
- JPS5255492A JPS5255492A JP51122712A JP12271276A JPS5255492A JP S5255492 A JPS5255492 A JP S5255492A JP 51122712 A JP51122712 A JP 51122712A JP 12271276 A JP12271276 A JP 12271276A JP S5255492 A JPS5255492 A JP S5255492A
- Authority
- JP
- Japan
- Prior art keywords
- space
- beams scanning
- radiating beams
- detecting envelope
- envelope
- 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
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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/08—Systems for determining direction or position line
- G01S1/44—Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
- G01S1/54—Narrow-beam systems producing at a receiver a pulse-type envelope signal of the carrier wave of the beam, the timing of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon; Overlapping broad beam systems defining a narrow zone and producing at a receiver a pulse-type envelope signal of the carrier wave of the beam, the timing of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon
- G01S1/56—Timing the pulse-type envelope signals derived by reception of the beam
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 |
---|---|---|---|
US05/627,160 US4021808A (en) | 1975-10-30 | 1975-10-30 | Real time threshold |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5255492A true JPS5255492A (en) | 1977-05-06 |
JPS6131431B2 JPS6131431B2 (ja) | 1986-07-19 |
Family
ID=24513452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51122712A Granted JPS5255492A (en) | 1975-10-30 | 1976-10-13 | Device for detecting envelope of radiating beams scanning in space |
Country Status (6)
Country | Link |
---|---|
US (1) | US4021808A (ja) |
JP (1) | JPS5255492A (ja) |
DE (1) | DE2645637C2 (ja) |
FR (1) | FR2347691A1 (ja) |
GB (1) | GB1512867A (ja) |
IT (1) | IT1068901B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008002811A (ja) * | 2006-06-20 | 2008-01-10 | Daido Signal Co Ltd | 近距離測定用パルスレーダ装置 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3406083A1 (de) * | 1984-02-20 | 1985-08-22 | Siemens AG, 1000 Berlin und 8000 München | Drahtlos arbeitendes signaluebertragungssystem |
US6480589B1 (en) * | 1998-07-14 | 2002-11-12 | Samsung Electronics Co., Ltd. | CPE alert signal detector and caller identification detector using peak detection |
US7280624B2 (en) * | 2003-08-29 | 2007-10-09 | Hitachi, Ltd. | Method and apparatus for noise threshold calculation in wireless communication |
US20080168480A1 (en) | 2007-01-10 | 2008-07-10 | Twoey Jerry L | Methods and apparatus for interfacing application programs with a signal collector |
US8220584B2 (en) * | 2009-05-18 | 2012-07-17 | Magnetrol International, Incorporated | Hybrid level measurement system |
WO2013087117A1 (en) | 2011-12-15 | 2013-06-20 | Telefonaktiebolaget L M Ericsson (Publ) | Radio base station with asymmetric interface between baseband unit and rf unit |
US10065732B2 (en) * | 2012-08-21 | 2018-09-04 | Technology For Energy Corporation | Systems and methods of tracking rotor blades |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1304176A (fr) * | 1961-08-11 | 1962-09-21 | Csf | Système de détermination du site ou de l'azimut d'un mobile |
US3671866A (en) * | 1971-01-08 | 1972-06-20 | Collins Radio Co | Pulse processing circuit having improved range resolution |
US3818478A (en) * | 1972-08-14 | 1974-06-18 | Raytheon Co | Coded navigation system |
-
1975
- 1975-10-30 US US05/627,160 patent/US4021808A/en not_active Expired - Lifetime
-
1976
- 1976-09-10 GB GB37661/76A patent/GB1512867A/en not_active Expired
- 1976-10-04 FR FR7629751A patent/FR2347691A1/fr active Granted
- 1976-10-08 DE DE2645637A patent/DE2645637C2/de not_active Expired
- 1976-10-13 JP JP51122712A patent/JPS5255492A/ja active Granted
- 1976-10-26 IT IT28674/76A patent/IT1068901B/it active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008002811A (ja) * | 2006-06-20 | 2008-01-10 | Daido Signal Co Ltd | 近距離測定用パルスレーダ装置 |
Also Published As
Publication number | Publication date |
---|---|
FR2347691A1 (fr) | 1977-11-04 |
US4021808A (en) | 1977-05-03 |
JPS6131431B2 (ja) | 1986-07-19 |
DE2645637A1 (de) | 1977-05-05 |
IT1068901B (it) | 1985-03-21 |
DE2645637C2 (de) | 1986-08-07 |
FR2347691B1 (ja) | 1982-08-13 |
GB1512867A (en) | 1978-06-01 |
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