NL297773A - - Google Patents
Info
- Publication number
- NL297773A NL297773A NL297773DA NL297773A NL 297773 A NL297773 A NL 297773A NL 297773D A NL297773D A NL 297773DA NL 297773 A NL297773 A NL 297773A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/106—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using two or more intersecting plane surfaces, e.g. corner reflector antennas
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- 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
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- 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
- H01Q3/16—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 relative position of primary active element and a reflecting device
- H01Q3/20—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 relative position of primary active element and a reflecting device wherein the primary active element is fixed and the reflecting device is movable
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES0081409 | 1962-09-11 | ||
DES0083555 | 1963-02-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL297773A true NL297773A (xx) |
Family
ID=25996989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL297773D NL297773A (xx) | 1962-09-11 |
Country Status (5)
Country | Link |
---|---|
DE (2) | DE1441104A1 (xx) |
FR (1) | FR1438176A (xx) |
GB (1) | GB1001658A (xx) |
NL (1) | NL297773A (xx) |
SE (1) | SE314417B (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113140897B (zh) | 2020-01-17 | 2022-09-23 | 华为技术有限公司 | 天线、天线模组及无线网络设备 |
-
0
- NL NL297773D patent/NL297773A/xx unknown
-
1962
- 1962-09-11 DE DE19621441104 patent/DE1441104A1/de active Pending
-
1963
- 1963-02-01 DE DE19631441864 patent/DE1441864A1/de active Pending
- 1963-09-09 FR FR946937A patent/FR1438176A/fr not_active Expired
- 1963-09-10 GB GB35641/63A patent/GB1001658A/en not_active Expired
- 1963-09-10 SE SE9899/63A patent/SE314417B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1441104A1 (de) | 1968-10-10 |
FR1438176A (fr) | 1966-05-13 |
GB1001658A (en) | 1965-08-18 |
DE1441864A1 (de) | 1969-01-09 |
SE314417B (xx) | 1969-09-08 |