IL94395A - Semi-flexible waveguide with double grooves - Google Patents

Semi-flexible waveguide with double grooves

Info

Publication number: IL94395A
Authority: IL; Israel
Prior art keywords: waveguide; corrugations; contour; troughs; crests
Prior art date: 1989-06-12

Application number

IL9439590A

Other languages

English (en)

Hebrew (he)

Other versions

IL94395A0 (en

Original Assignee

Andrew Corp

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.)

1989-06-12

Filing date

1990-05-15

Publication date

1994-07-31

1990-05-15 Application filed by Andrew Corp filed Critical Andrew Corp

1991-03-10 Publication of IL94395A0 publication Critical patent/IL94395A0/xx

1994-07-31 Publication of IL94395A publication Critical patent/IL94395A/en

Links

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SYOKIDBDQMKNDQ-XWTIBIIYSA-N vildagliptin Chemical compound C1C(O)(C2)CC(C3)CC1CC32NCC(=O)N1CCC[C@H]1C#N SYOKIDBDQMKNDQ-XWTIBIIYSA-N 0.000 description 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/12—Hollow waveguides
- H01P3/14—Hollow waveguides flexible
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/12—Hollow waveguides
- H01P3/123—Hollow waveguides with a complex or stepped cross-section, e.g. ridged or grooved waveguides
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49016—Antenna or wave energy "plumbing" making

Landscapes

Waveguides (AREA)

IL9439590A 1989-06-12 1990-05-15 Semi-flexible waveguide with double grooves IL94395A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/365,598 US4978934A (en)	1989-06-12	1989-06-12	Semi-flexible double-ridge waveguide

Publications (2)

Publication Number	Publication Date
IL94395A0 IL94395A0 (en)	1991-03-10
IL94395A true IL94395A (en)	1994-07-31

Family

ID=23439529

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL9439590A IL94395A (en)	1989-06-12	1990-05-15	Semi-flexible waveguide with double grooves

Country Status (7)

Country	Link
US (1)	US4978934A (fr)
EP (1)	EP0402628B1 (fr)
JP (1)	JPH0388401A (fr)
AU (1)	AU628973B2 (fr)
CA (1)	CA2015533C (fr)
DE (1)	DE69028735T2 (fr)
IL (1)	IL94395A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1346431A1 (fr) *	2000-12-21	2003-09-24	Paratek Microwave, Inc.	Transition entre un guide d'ondes et un microruban
KR100561634B1 (ko) *	2004-08-03	2006-03-15	한국전자통신연구원	유도성 아이리스를 갖는 전계면 결합망 구조의 도파관다이플렉서
KR101720591B1 (ko)	2010-10-04	2017-03-29	삼성전자주식회사	릿지 구조의 테라헤르츠 발진회로
CA2814635C (fr)	2010-10-15	2019-11-12	The Invention Science Fund I, Llc	Antennes a diffusion a la surface a champs de rayonnement ajustables
US8952678B2 (en)	2011-03-22	2015-02-10	Kirk S. Giboney	Gap-mode waveguide
RU2498465C1 (ru) *	2012-05-12	2013-11-10	Открытое акционерное общество "Концерн радиостроения "Вега"	Шарнирное волноводное соединение
US9385435B2 (en)	2013-03-15	2016-07-05	The Invention Science Fund I, Llc	Surface scattering antenna improvements
US9923271B2 (en)	2013-10-21	2018-03-20	Elwha Llc	Antenna system having at least two apertures facilitating reduction of interfering signals
US9647345B2 (en)	2013-10-21	2017-05-09	Elwha Llc	Antenna system facilitating reduction of interfering signals
US9935375B2 (en)	2013-12-10	2018-04-03	Elwha Llc	Surface scattering reflector antenna
US9871291B2 (en)	2013-12-17	2018-01-16	Elwha Llc	System wirelessly transferring power to a target device over a tested transmission pathway
US10135148B2 (en) *	2014-01-31	2018-11-20	Kymeta Corporation	Waveguide feed structures for reconfigurable antenna
US9887456B2 (en)	2014-02-19	2018-02-06	Kymeta Corporation	Dynamic polarization and coupling control from a steerable cylindrically fed holographic antenna
DE202014011153U1 (de) *	2014-03-19	2018-03-05	Paul Vahle Gmbh & Co. Kg	Schlitzhohlleiter
US9448305B2 (en)	2014-03-26	2016-09-20	Elwha Llc	Surface scattering antenna array
US9843103B2 (en)	2014-03-26	2017-12-12	Elwha Llc	Methods and apparatus for controlling a surface scattering antenna array
US10446903B2 (en)	2014-05-02	2019-10-15	The Invention Science Fund I, Llc	Curved surface scattering antennas
US9882288B2 (en)	2014-05-02	2018-01-30	The Invention Science Fund I Llc	Slotted surface scattering antennas
US9853361B2 (en)	2014-05-02	2017-12-26	The Invention Science Fund I Llc	Surface scattering antennas with lumped elements
US9711852B2 (en)	2014-06-20	2017-07-18	The Invention Science Fund I Llc	Modulation patterns for surface scattering antennas
US10361481B2 (en)	2016-10-31	2019-07-23	The Invention Science Fund I, Llc	Surface scattering antennas with frequency shifting for mutual coupling mitigation
US10892553B2 (en)	2018-01-17	2021-01-12	Kymeta Corporation	Broad tunable bandwidth radial line slot antenna
WO2022232822A2 (fr) *	2021-04-28	2022-11-03	Optisys, Inc.	Filtre de guide d'ondes en mode évanescent

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1490804A1 (de) *	1964-08-06	1969-07-17	Telefunken Patent	Belastete Hohlrohrleitung
DE1690246A1 (de) *	1967-02-01	1971-05-06	Telefunken Patent	Steg-Hohlleiter
DE1790171C2 (de) *	1968-09-21	1974-08-01	Telefunken Patentverwertungsgesellschaft Mbh, 7900 Ulm	Breitbandiger Hohlleiter
US3822411A (en) *	1971-05-06	1974-07-02	Andrew Corp	Corrugated waveguide construction
DE2458240A1 (de) *	1973-12-08	1975-09-04	Furukawa Electric Co Ltd	Verfahren und anlage zur herstellung von geriffelten wellenleitern
US3974467A (en) *	1974-07-30	1976-08-10	The Furukawa Electric Co., Ltd.	Long flexible waveguide
US3945552A (en) *	1974-12-09	1976-03-23	Furukawa Electric Co., Ltd.	Method and apparatus for forming a corrugated waveguide

1989
- 1989-06-12 US US07/365,598 patent/US4978934A/en not_active Expired - Fee Related
1990
- 1990-04-26 CA CA002015533A patent/CA2015533C/fr not_active Expired - Fee Related
- 1990-05-10 EP EP90108840A patent/EP0402628B1/fr not_active Expired - Lifetime
- 1990-05-10 DE DE69028735T patent/DE69028735T2/de not_active Expired - Fee Related
- 1990-05-15 IL IL9439590A patent/IL94395A/en not_active IP Right Cessation
- 1990-05-18 AU AU55144/90A patent/AU628973B2/en not_active Ceased
- 1990-06-12 JP JP2153844A patent/JPH0388401A/ja active Pending

Also Published As

Publication number	Publication date
US4978934A (en)	1990-12-18
EP0402628A3 (fr)	1992-01-08
AU5514490A (en)	1990-12-13
CA2015533A1 (fr)	1990-12-12
IL94395A0 (en)	1991-03-10
DE69028735D1 (de)	1996-11-07
EP0402628B1 (fr)	1996-10-02
DE69028735T2 (de)	1997-02-13
CA2015533C (fr)	1994-06-28
JPH0388401A (ja)	1991-04-12
EP0402628A2 (fr)	1990-12-19
AU628973B2 (en)	1992-09-24

Legal Events

Date	Code	Title	Description
1996-08-04	KB	Patent renewed
2001-06-14	RH	Patent void

Publication	Publication Date	Title
US4978934A (en)	1990-12-18	Semi-flexible double-ridge waveguide
EP0145292B1 (fr)	1997-02-19	Guide d'onde rectangulaire à élliptique
US3691488A (en)	1972-09-12	Radiating coaxial cable and method of manufacture thereof
US3909757A (en)	1975-09-30	Leaky coaxial cable
US8179213B2 (en)	2012-05-15	Electromagnetic wave transmission medium comprising a flexible circular tube with a solid circle shaped ridge disposed therein
US4642585A (en)	1987-02-10	Superelliptical waveguide connection
JPH08195605A (ja)	1996-07-30	導波管
US3777045A (en)	1973-12-04	High voltage system, particularly cable
US3020498A (en)	1962-02-06	Coupled waveguides
US3090019A (en)	1963-05-14	Flexible waveguide
US3299374A (en)	1967-01-17	Asymmetrical waveguide
US6559742B2 (en)	2003-05-06	Flexible waveguide with rounded corrugations
JPH11205002A (ja)	1999-07-30	移相器
JPH10145136A (ja)	1998-05-29	漏洩同軸ケーブル
ART	1986	US. Patent Dec. 18, 1990 Sheet 1 of 10 4,978,934
JPH0680965B2 (ja)	1994-10-12	誘電体装荷テ−パ導波管
AU2019290034B2 (en)	2024-03-28	An electromagnetic coupler
CN116565550B (zh)	2026-05-05	一种慢波线共面频扫天线阵
US3588760A (en)	1971-06-28	Semirigid elliptical waveguide
CN219498171U (zh)	2023-08-08	一种小型化宽带加脊波导天线
JPH02288604A (ja)	1990-11-28	漏洩同軸ケーブル
KR20260029496A (ko)	2026-03-04	도파관 요소 및 도파관 요소의 제조를 위한 방법, 그리고 고주파 배열체 및 레이더 시스템
JPS6117162B2 (fr)	1986-05-06
US20220263246A1 (en)	2022-08-18	Leaky waveguide antennas having spaced-apart radiating nodes with respective coupling ratios that support efficient radiation
CN119833235A (zh)	2025-04-15	一种拓频漏泄同轴电缆