ZA716112B - Antenna - Google Patents
AntennaInfo
- Publication number
- ZA716112B ZA716112B ZA716112A ZA716112A ZA716112B ZA 716112 B ZA716112 B ZA 716112B ZA 716112 A ZA716112 A ZA 716112A ZA 716112 A ZA716112 A ZA 716112A ZA 716112 B ZA716112 B ZA 716112B
- Authority
- ZA
- South Africa
- Prior art keywords
- antenna
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
- H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
- H01Q11/04—Non-resonant antennas, e.g. travelling-wave antenna with parts bent, folded, shaped, screened or electrically loaded to obtain desired phase relation of radiation from selected sections of the antenna
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/10—Resonant slot antennas
-
- 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
- H01Q19/06—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 refracting or diffracting devices, e.g. lens
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US7989370A | 1970-10-12 | 1970-10-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA716112B true ZA716112B (en) | 1972-05-31 |
Family
ID=22153478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA716112A ZA716112B (en) | 1970-10-12 | 1971-09-13 | Antenna |
Country Status (5)
Country | Link |
---|---|
US (1) | US3757343A (en) |
DE (1) | DE2150792A1 (en) |
FR (1) | FR2110353B1 (en) |
GB (1) | GB1311620A (en) |
ZA (1) | ZA716112B (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3971032A (en) * | 1975-08-25 | 1976-07-20 | Ball Brothers Research Corporation | Dual frequency microstrip antenna structure |
FR2556510B1 (en) * | 1983-12-13 | 1986-08-01 | Thomson Csf | PERIODIC PLANE ANTENNA |
US5276449A (en) * | 1992-09-16 | 1994-01-04 | The Boeing Company | Radar retroreflector with polarization control |
US6624793B1 (en) * | 2002-05-08 | 2003-09-23 | Accton Technology Corporation | Dual-band dipole antenna |
US7009571B2 (en) * | 2003-05-12 | 2006-03-07 | Bwa Technology, Inc. | Method and apparatus for forming symmetrical energy patterns in beam forming antennas |
TWI403026B (en) * | 2009-03-17 | 2013-07-21 | Richwave Technology Corp | Dual frequency band planar micro-strip antenna |
CN101847785B (en) * | 2009-03-27 | 2013-12-18 | 立积电子股份有限公司 | Dual-frequency planar microstrip antenna |
JP5660857B2 (en) * | 2010-11-10 | 2015-01-28 | 富士通テン株式会社 | antenna |
US8624791B2 (en) | 2012-03-22 | 2014-01-07 | Venti Group, LLC | Chokes for electrical cables |
US20140191920A1 (en) | 2013-01-10 | 2014-07-10 | Venti Group, LLC | Low passive intermodulation chokes for electrical cables |
US20140253131A1 (en) * | 2013-03-05 | 2014-09-11 | Ce Liu | Apparatus and Method for Directional Resistivity Measurement While Drilling Using Slot Antenna |
JP6339319B2 (en) * | 2013-04-16 | 2018-06-06 | 日本ピラー工業株式会社 | Microstrip antenna and portable terminal |
US9985363B2 (en) | 2013-10-18 | 2018-05-29 | Venti Group, LLC | Electrical connectors with low passive intermodulation |
US10164439B2 (en) * | 2014-09-05 | 2018-12-25 | Qualcomm Incorporated | Metal back cover with combined wireless power transfer and communications |
CN111180870B (en) * | 2020-01-06 | 2021-11-23 | 武汉虹信科技发展有限责任公司 | Antenna radiation unit, base station antenna and antenna index adjusting method |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA610259A (en) * | 1960-12-13 | Alford Andrew | Slotted cylindrical antennas | |
BE381315A (en) * | 1930-07-21 | |||
DE902510C (en) * | 1941-09-23 | 1954-01-25 | Julius Pintsch K G | Arrangement for generating or transmitting and / or receiving ultra-high frequency electrical oscillations, in particular of the decimeter or centimeter wave length region, preferably with surface radiators |
US2632851A (en) * | 1944-03-23 | 1953-03-24 | Roland J Lees | Electromagnetic radiating or receiving apparatus |
US2665382A (en) * | 1947-10-16 | 1954-01-05 | Smith | Three slot cylindrical antenna |
USRE23943E (en) * | 1953-03-10 | 1955-02-08 | finneburgh | |
US2794184A (en) * | 1953-07-21 | 1957-05-28 | Rca Corp | Multiple resonant slot antenna |
US2807019A (en) * | 1956-03-02 | 1957-09-17 | Rca Corp | Omni-directional long slot antenna |
-
1970
- 1970-10-12 US US00079893A patent/US3757343A/en not_active Expired - Lifetime
-
1971
- 1971-09-13 ZA ZA716112A patent/ZA716112B/en unknown
- 1971-10-01 GB GB4585071A patent/GB1311620A/en not_active Expired
- 1971-10-11 FR FR7136421A patent/FR2110353B1/fr not_active Expired
- 1971-10-12 DE DE19712150792 patent/DE2150792A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2150792A1 (en) | 1972-04-20 |
FR2110353B1 (en) | 1974-09-27 |
GB1311620A (en) | 1973-03-28 |
FR2110353A1 (en) | 1972-06-02 |
US3757343A (en) | 1973-09-04 |
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