JPS50137655A - - Google Patents

Info

Publication number
JPS50137655A
JPS50137655A JP49110388A JP11038874A JPS50137655A JP S50137655 A JPS50137655 A JP S50137655A JP 49110388 A JP49110388 A JP 49110388A JP 11038874 A JP11038874 A JP 11038874A JP S50137655 A JPS50137655 A JP S50137655A
Authority
JP
Japan
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.)
Granted
Application number
JP49110388A
Other languages
Japanese (ja)
Other versions
JPS63967B2 (enrdf_load_stackoverflow
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23471414&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS50137655(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of JPS50137655A publication Critical patent/JPS50137655A/ja
Publication of JPS63967B2 publication Critical patent/JPS63967B2/ja
Expired legal-status Critical Current

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
    • H01Q21/061—Two dimensional planar arrays
    • H01Q21/062—Two dimensional planar arrays using dipole aerials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
JP49110388A 1973-06-25 1974-09-25 Expired JPS63967B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00373203A US3836977A (en) 1973-06-25 1973-06-25 Antenna system having a reflector with a substantially open construction

Publications (2)

Publication Number Publication Date
JPS50137655A true JPS50137655A (enrdf_load_stackoverflow) 1975-10-31
JPS63967B2 JPS63967B2 (enrdf_load_stackoverflow) 1988-01-09

Family

ID=23471414

Family Applications (2)

Application Number Title Priority Date Filing Date
JP49045020A Expired JPS591001B2 (ja) 1973-06-25 1974-04-20 ツウフウシキコウゾウ ノ ハンシヤキ オ ユウスル アンテナシステム
JP49110388A Expired JPS63967B2 (enrdf_load_stackoverflow) 1973-06-25 1974-09-25

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP49045020A Expired JPS591001B2 (ja) 1973-06-25 1974-04-20 ツウフウシキコウゾウ ノ ハンシヤキ オ ユウスル アンテナシステム

Country Status (15)

Country Link
US (1) US3836977A (enrdf_load_stackoverflow)
JP (2) JPS591001B2 (enrdf_load_stackoverflow)
BR (1) BR7404532D0 (enrdf_load_stackoverflow)
CA (1) CA1011452A (enrdf_load_stackoverflow)
CS (1) CS191234B2 (enrdf_load_stackoverflow)
DD (1) DD112551A5 (enrdf_load_stackoverflow)
DE (1) DE2427505C2 (enrdf_load_stackoverflow)
FR (1) FR2234671B1 (enrdf_load_stackoverflow)
GB (1) GB1393081A (enrdf_load_stackoverflow)
IL (1) IL44559A (enrdf_load_stackoverflow)
IT (1) IT1010296B (enrdf_load_stackoverflow)
NL (1) NL183113C (enrdf_load_stackoverflow)
PL (1) PL90789B1 (enrdf_load_stackoverflow)
SE (1) SE389769B (enrdf_load_stackoverflow)
SU (1) SU814289A3 (enrdf_load_stackoverflow)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3836977A (en) * 1973-06-25 1974-09-17 Hazeltine Corp Antenna system having a reflector with a substantially open construction
US4186400A (en) * 1978-06-01 1980-01-29 Grumman Aerospace Corporation Aircraft scanning antenna system with inter-element isolators
DE3224545A1 (de) * 1982-07-01 1984-01-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Gruppenantenne
GB2135829B (en) * 1983-02-24 1986-04-09 Cossor Electronics Ltd An antenna with a reflector of open construction
JPS60111503A (ja) * 1983-11-21 1985-06-18 Nippon Telegr & Teleph Corp <Ntt> アレイアンテナ装置
JPS60184308U (ja) * 1984-05-17 1985-12-06 三菱電機株式会社 ホ−ンアンテナ
JPS60184309U (ja) * 1984-05-17 1985-12-06 三菱電機株式会社 ホ−ンアンテナ
DE4218544A1 (de) * 1992-06-05 1993-12-16 Abb Patent Gmbh Kurzwellen-Sendeantenne
US5285212A (en) * 1992-09-18 1994-02-08 Radiation Systems, Inc. Self-supporting columnar antenna array
US5606333A (en) * 1995-02-17 1997-02-25 Hazeltine Corporation Low wind resistance antennas using cylindrical radiating and reflector units
US5757246A (en) * 1995-02-27 1998-05-26 Ems Technologies, Inc. Method and apparatus for suppressing passive intermodulation
US5966102A (en) * 1995-12-14 1999-10-12 Ems Technologies, Inc. Dual polarized array antenna with central polarization control
SE511079C2 (sv) * 1996-04-29 1999-08-02 Radio Design Innovation Tj Ab Modulärt antennsystem med en sluten ring av antennpaneler
KR100264817B1 (ko) * 1998-06-09 2000-09-01 박태진 광대역 마이크로스트립 다이폴 안테나 어레이
US8368156B1 (en) 2007-12-19 2013-02-05 The United States Of America As Represented By The Secretary Of The Navy Dipole moment term for an electrically small antenna
US8121821B1 (en) 2007-12-19 2012-02-21 The United States Of America As Represented By The Secretary Of The Navy Quasi-static design approach for low Q factor electrically small antennas
US9281083B2 (en) 2009-04-06 2016-03-08 Terrapower, Llc Traveling wave nuclear fission reactor, fuel assembly, and method of controlling burnup therein
JP6941494B2 (ja) * 2017-07-18 2021-09-29 日本放送協会 エンドツーエンド日本語音声認識モデル学習装置およびプログラム
CN111507104B (zh) * 2020-03-19 2022-03-25 北京百度网讯科技有限公司 建立标签标注模型的方法、装置、电子设备和可读存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5034141A (enrdf_load_stackoverflow) * 1973-06-25 1975-04-02

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE480201C (de) * 1924-08-04 1929-07-30 Walter Hahnemann Einrichtung zum eindeutigen gerichteten Senden und Empfangen mittels elektrischer Wellen
NL20462C (enrdf_load_stackoverflow) * 1925-07-06
FR704953A (fr) * 1930-01-24 1931-05-29 Radio Ind Projecteur d'ondes
US2115789A (en) * 1935-06-04 1938-05-03 Telefunken Gmbh Directional antenna system
NL46871C (enrdf_load_stackoverflow) * 1936-01-14
FR837998A (fr) * 1937-05-15 1939-02-23 Lorenz C Ag Dispositif d'antenne
US2558727A (en) * 1942-07-01 1951-07-03 Edwin J Bernet Antenna

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5034141A (enrdf_load_stackoverflow) * 1973-06-25 1975-04-02

Also Published As

Publication number Publication date
AU6580674A (en) 1975-08-21
SU814289A3 (ru) 1981-03-15
PL90789B1 (enrdf_load_stackoverflow) 1977-01-31
FR2234671B1 (enrdf_load_stackoverflow) 1980-03-14
IT1010296B (it) 1977-01-10
DE2427505C2 (de) 1985-08-01
CS191234B2 (en) 1979-06-29
US3836977A (en) 1974-09-17
JPS591001B2 (ja) 1984-01-10
JPS63967B2 (enrdf_load_stackoverflow) 1988-01-09
BR7404532D0 (pt) 1975-01-21
IL44559A0 (en) 1974-06-30
IL44559A (en) 1976-09-30
NL183113B (nl) 1988-02-16
JPS5034141A (enrdf_load_stackoverflow) 1975-04-02
SE7403002L (enrdf_load_stackoverflow) 1974-12-27
DE2427505A1 (de) 1975-01-16
SE389769B (sv) 1976-11-15
NL183113C (nl) 1988-07-18
NL7408568A (enrdf_load_stackoverflow) 1974-12-30
FR2234671A1 (enrdf_load_stackoverflow) 1975-01-17
CA1011452A (en) 1977-05-31
GB1393081A (en) 1975-05-07
DD112551A5 (de) 1975-04-12

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