CN1055448A - 微波天线单元 - Google Patents
微波天线单元 Download PDFInfo
- Publication number
- CN1055448A CN1055448A CN 91101905 CN91101905A CN1055448A CN 1055448 A CN1055448 A CN 1055448A CN 91101905 CN91101905 CN 91101905 CN 91101905 A CN91101905 A CN 91101905A CN 1055448 A CN1055448 A CN 1055448A
- Authority
- CN
- China
- Prior art keywords
- antenna
- parts
- mentioned
- microwave
- reflector
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims 1
- 230000011664 signaling Effects 0.000 description 5
- 230000003292 diminished effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
- H01Q17/001—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems for modifying the directional characteristic of an aerial
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/125—Means for positioning
- H01Q1/1264—Adjusting different parts or elements of an aerial unit
-
- 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
- H01Q19/12—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 wherein the surfaces are concave
- H01Q19/13—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 wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
Landscapes
- Aerials With Secondary Devices (AREA)
- Support Of Aerials (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9006752.1 | 1990-03-27 | ||
| GB909006752A GB9006752D0 (en) | 1990-03-27 | 1990-03-27 | Microwave antenna unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1055448A true CN1055448A (zh) | 1991-10-16 |
Family
ID=10673279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91101905 Pending CN1055448A (zh) | 1990-03-27 | 1991-03-27 | 微波天线单元 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0449107A3 (fr) |
| JP (1) | JPH05114814A (fr) |
| CN (1) | CN1055448A (fr) |
| GB (2) | GB9006752D0 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0997977A1 (fr) * | 1998-10-27 | 2000-05-03 | TRT Lucent Technologies (SA) | Atténuateur de liaison radio pour adaptateur d'antenne de terminal integré |
| EP0997976A1 (fr) * | 1998-10-27 | 2000-05-03 | TRT Lucent Technologies (SA) | Atténuateur de liaison radio pour terminal d'adaptation à antenne intégrée |
| US6816739B1 (en) | 2000-03-03 | 2004-11-09 | Alcatel Canada Inc. | Radio system attenuator for an antenna |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1326210A (en) * | 1969-09-16 | 1973-08-08 | Kokusai Denshin Denwa Co Ltd | Antenna using at least one reflector |
| FR2180585B1 (fr) * | 1972-04-21 | 1974-12-20 | Thomson Csf | |
| DE2947910C2 (de) * | 1979-11-28 | 1982-05-27 | Siemens AG, 1000 Berlin und 8000 München | Cassegrain-Antenne |
| DE2947987C2 (de) * | 1979-11-28 | 1982-03-04 | Siemens AG, 1000 Berlin und 8000 München | Cassegrain-Antenne |
| US4410892A (en) * | 1981-05-26 | 1983-10-18 | Andrew Corporation | Reflector-type microwave antennas with absorber lined conical feed |
| DE3476950D1 (en) * | 1983-10-17 | 1989-04-06 | Andrew Corp | Horn-reflector microwave antennas with absorber lined conical feed |
| US5317328A (en) * | 1984-04-02 | 1994-05-31 | Gabriel Electronics Incorporated | Horn reflector antenna with absorber lined conical feed |
-
1990
- 1990-03-27 GB GB909006752A patent/GB9006752D0/en active Pending
-
1991
- 1991-03-21 EP EP19910104405 patent/EP0449107A3/fr not_active Withdrawn
- 1991-03-26 JP JP3061693A patent/JPH05114814A/ja active Pending
- 1991-03-27 GB GB9106554A patent/GB2244600A/en not_active Withdrawn
- 1991-03-27 CN CN 91101905 patent/CN1055448A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB2244600A (en) | 1991-12-04 |
| EP0449107A2 (fr) | 1991-10-02 |
| GB9006752D0 (en) | 1990-05-23 |
| JPH05114814A (ja) | 1993-05-07 |
| EP0449107A3 (fr) | 1991-10-30 |
| GB9106554D0 (en) | 1991-05-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |