CA1036709A - Systeme d'antenne pour le rayonnement de diagramme code doppler a l'aide d'une antenne a faisceau multiple - Google Patents
Systeme d'antenne pour le rayonnement de diagramme code doppler a l'aide d'une antenne a faisceau multipleInfo
- Publication number
- CA1036709A CA1036709A CA192,578A CA192578A CA1036709A CA 1036709 A CA1036709 A CA 1036709A CA 192578 A CA192578 A CA 192578A CA 1036709 A CA1036709 A CA 1036709A
- Authority
- CA
- Canada
- Prior art keywords
- wave energy
- antenna
- phase
- ports
- supplied
- 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.)
- Expired
Links
- 230000005855 radiation Effects 0.000 claims description 21
- 230000000875 corresponding effect Effects 0.000 claims description 16
- 230000001276 controlling effect Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims 4
- 238000010168 coupling process Methods 0.000 claims 4
- 238000005859 coupling reaction Methods 0.000 claims 4
- 238000000034 method Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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
- G01S1/38—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna
- G01S1/40—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna the apparent movement of the antenna being produced by cyclic sequential energisation of fixed antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/007—Antennas or antenna systems providing at least two radiating patterns using two or more primary active elements in the focal region of a focusing device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US347506A US3864679A (en) | 1973-04-03 | 1973-04-03 | Antenna system for radiating doppler coded pattern using multiple beam antenna |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1036709A true CA1036709A (fr) | 1978-08-15 |
Family
ID=23363978
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA192,578A Expired CA1036709A (fr) | 1973-04-03 | 1974-02-14 | Systeme d'antenne pour le rayonnement de diagramme code doppler a l'aide d'une antenne a faisceau multiple |
Country Status (13)
Country | Link |
---|---|
US (1) | US3864679A (fr) |
JP (1) | JPS49131360A (fr) |
BR (1) | BR7402611D0 (fr) |
CA (1) | CA1036709A (fr) |
CS (1) | CS187413B2 (fr) |
DD (1) | DD112005A5 (fr) |
DE (1) | DE2415899A1 (fr) |
FR (1) | FR2224886A1 (fr) |
GB (1) | GB1425143A (fr) |
IL (1) | IL44497A (fr) |
IT (1) | IT1010887B (fr) |
NL (1) | NL7404272A (fr) |
SE (1) | SE394542B (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3914765A (en) * | 1974-11-05 | 1975-10-21 | Hazeltine Corp | Simplified doppler antenna system |
GB1524571A (en) * | 1975-03-06 | 1978-09-13 | Standard Telephones Cables Ltd | Radio navigation system and scanning beam antenna |
US4104636A (en) * | 1976-10-04 | 1978-08-01 | Hazeltine Corporation | Doppler reference antenna with phased centerline emphasis |
JPS54116860A (en) * | 1978-03-03 | 1979-09-11 | Nippon Telegr & Teleph Corp <Ntt> | Variable power distributor |
US4270129A (en) * | 1979-01-30 | 1981-05-26 | Sperry Corporation | Apparatus and method for realizing preselected free space antenna patterns |
US4414550A (en) * | 1981-08-04 | 1983-11-08 | The Bendix Corporation | Low profile circular array antenna and microstrip elements therefor |
AU658410B2 (en) * | 1991-05-02 | 1995-04-13 | Commonwealth Of Australia, The | Frequency dependent beamforming |
US6944140B1 (en) * | 2000-06-21 | 2005-09-13 | Northrop Grumman Corporation | Beam hopping self addressed packet switched communication system with multiple beam array antenna |
US20080172643A1 (en) * | 2007-01-17 | 2008-07-17 | International Business Machines Corporation | High-Speed Leaf Clock Frequency-Divider/Splitter |
US7915929B2 (en) * | 2007-01-17 | 2011-03-29 | International Business Machines Corporation | High-speed leaf clock frequency-divider/splitter |
DE102008011350A1 (de) * | 2008-02-27 | 2009-09-03 | Loeffler Technology Gmbh | Vorrichtung und Verfahren zur Echtzeiterfassung von elektromagnetischer THz-Strahlung |
US8558734B1 (en) * | 2009-07-22 | 2013-10-15 | Gregory Hubert Piesinger | Three dimensional radar antenna method and apparatus |
US20110032143A1 (en) * | 2009-08-05 | 2011-02-10 | Yulan Sun | Fixed User Terminal for Inclined Orbit Satellite Operation |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3465337A (en) * | 1966-12-27 | 1969-09-02 | Isokazu Tanaka | Beam scanning device of sonic or electric wave or the like |
US3460145A (en) * | 1968-03-14 | 1969-08-05 | Gen Electric | Electronic scanning system for wave energy beam forming and steering with receptor arrays |
-
1973
- 1973-04-03 US US347506A patent/US3864679A/en not_active Expired - Lifetime
-
1974
- 1974-02-13 GB GB650674A patent/GB1425143A/en not_active Expired
- 1974-02-14 CA CA192,578A patent/CA1036709A/fr not_active Expired
- 1974-03-06 SE SE7403000A patent/SE394542B/xx unknown
- 1974-03-26 IL IL44497A patent/IL44497A/en unknown
- 1974-03-28 FR FR7410816A patent/FR2224886A1/fr not_active Withdrawn
- 1974-03-28 NL NL7404272A patent/NL7404272A/xx not_active Application Discontinuation
- 1974-04-02 BR BR2611/74A patent/BR7402611D0/pt unknown
- 1974-04-02 IT IT42615/74A patent/IT1010887B/it active
- 1974-04-02 DE DE2415899A patent/DE2415899A1/de active Pending
- 1974-04-02 JP JP49037311A patent/JPS49131360A/ja active Pending
- 1974-04-03 DD DD177658A patent/DD112005A5/xx unknown
- 1974-04-03 CS CS742400A patent/CS187413B2/cs unknown
Also Published As
Publication number | Publication date |
---|---|
IL44497A (en) | 1976-10-31 |
JPS49131360A (fr) | 1974-12-17 |
AU6570674A (en) | 1975-08-21 |
FR2224886A1 (fr) | 1974-10-31 |
IL44497A0 (en) | 1974-06-30 |
GB1425143A (en) | 1976-02-18 |
US3864679A (en) | 1975-02-04 |
BR7402611D0 (pt) | 1974-11-05 |
DD112005A5 (fr) | 1975-03-12 |
IT1010887B (it) | 1977-01-20 |
NL7404272A (fr) | 1974-10-07 |
DE2415899A1 (de) | 1974-10-31 |
SE394542B (sv) | 1977-06-27 |
CS187413B2 (en) | 1979-01-31 |
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