CH499211A - Miniature antenna - Google Patents
Miniature antennaInfo
- Publication number
- CH499211A CH499211A CH1136969A CH1136969A CH499211A CH 499211 A CH499211 A CH 499211A CH 1136969 A CH1136969 A CH 1136969A CH 1136969 A CH1136969 A CH 1136969A CH 499211 A CH499211 A CH 499211A
- Authority
- CH
- Switzerland
- Prior art keywords
- miniature antenna
- miniature
- antenna
- Prior art date
Links
Classifications
-
- 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
- H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
- H01Q3/14—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying the relative position of primary active element and a refracting or diffracting device
-
- 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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74915068A | 1968-07-31 | 1968-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH499211A true CH499211A (en) | 1970-11-15 |
Family
ID=25012486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1136969A CH499211A (en) | 1968-07-31 | 1969-07-25 | Miniature antenna |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3541562A (en) |
| CH (1) | CH499211A (en) |
| GB (1) | GB1253434A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4260992A (en) * | 1979-12-06 | 1981-04-07 | Rockwell International Corporation | Radio navigation antenna system for aircraft |
| USH190H (en) | 1984-01-26 | 1987-01-06 | The United States Of America As Represented By The Secretary Of The Army | Notch antenna for a radio communications system |
| US4574258A (en) * | 1984-08-27 | 1986-03-04 | M/A-Com, Inc. | Polarized signal receiving apparatus |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3054107A (en) * | 1959-08-28 | 1962-09-11 | Itt | Wide band omnidirectional beacon antenna |
| US3191177A (en) * | 1961-05-24 | 1965-06-22 | Lear Siegler Inc | Direction finding antenna |
-
1968
- 1968-07-31 US US749150A patent/US3541562A/en not_active Expired - Lifetime
-
1969
- 1969-07-23 GB GB36988/69A patent/GB1253434A/en not_active Expired
- 1969-07-25 CH CH1136969A patent/CH499211A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1253434A (en) | 1971-11-10 |
| US3541562A (en) | 1970-11-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |