BE741726A - Filtres utilisant des reseaux a modes de propagation multiples - Google Patents

Filtres utilisant des reseaux a modes de propagation multiples

Info

Publication number
BE741726A
BE741726A BE741726DA BE741726A BE 741726 A BE741726 A BE 741726A BE 741726D A BE741726D A BE 741726DA BE 741726 A BE741726 A BE 741726A
Authority
BE
Belgium
Prior art keywords
networks
filters
propagation modes
multiple propagation
modes
Prior art date
Application number
Other languages
English (en)
French (fr)
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
Application filed filed Critical
Publication of BE741726A publication Critical patent/BE741726A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/075—Ladder networks, e.g. electric wave filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Waveguide Switches, Polarizers, And Phase Shifters (AREA)
BE741726D 1968-11-18 1969-11-14 Filtres utilisant des reseaux a modes de propagation multiples BE741726A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77639868A 1968-11-18 1968-11-18

Publications (1)

Publication Number Publication Date
BE741726A true BE741726A (fr) 1970-04-16

Family

ID=25107270

Family Applications (1)

Application Number Title Priority Date Filing Date
BE741726D BE741726A (fr) 1968-11-18 1969-11-14 Filtres utilisant des reseaux a modes de propagation multiples

Country Status (5)

Country Link
US (1) US3605044A (xx)
BE (1) BE741726A (xx)
FR (1) FR2023512A1 (xx)
GB (1) GB1277250A (xx)
SE (1) SE362323B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3723913A (en) * 1972-05-30 1973-03-27 Bell Telephone Labor Inc Quadrature hybrid coupler using one-port, linear circuit elements
US4390236A (en) * 1981-03-19 1983-06-28 Bell Telephone Laboratories, Incorporated Tunable polarization independent wavelength filter
US8392495B2 (en) * 2009-02-09 2013-03-05 Associated Universities, Inc. Reflectionless filters
GB2496390B (en) * 2011-11-08 2017-06-28 Filtronic Wireless Ltd A filter block and a signal transceiver comprising such a filter block
CN107078708B (zh) * 2014-06-25 2021-02-09 联合大学公司 子网络增强型无反射滤波器拓扑
JP6652970B2 (ja) 2014-11-05 2020-02-26 アソシエイテッド ユニバーシティーズ，インコーポレイテッド 伝送線路無反射フィルタ
US10530321B2 (en) 2015-10-30 2020-01-07 Associated Universities, Inc. Deep rejection reflectionless filters
US10263592B2 (en) 2015-10-30 2019-04-16 Associated Universities, Inc. Optimal response reflectionless filters
US10374577B2 (en) 2015-10-30 2019-08-06 Associated Universities, Inc. Optimal response reflectionless filters

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3184691A (en) * 1961-11-29 1965-05-18 Bell Telephone Labor Inc Branching hybrid coupler network useful for broadband power-dividing, duplexing and frequency separation
US3252113A (en) * 1962-08-20 1966-05-17 Sylvania Electric Prod Broadband hybrid diplexer
US3192490A (en) * 1962-08-23 1965-06-29 Westinghouse Electric Corp Hybrid network having interconnected center tapped autotransformer windings
US3329884A (en) * 1964-06-08 1967-07-04 Bell Telephone Labor Inc Frequency multiplier utilizing a hybrid junction to provide isolation between the input and output terminals
US3452300A (en) * 1965-08-11 1969-06-24 Merrimac Research & Dev Inc Four port directive coupler having electrical symmetry with respect to both axes
US3423688A (en) * 1965-11-09 1969-01-21 Bell Telephone Labor Inc Hybrid-coupled amplifier
US3444475A (en) * 1967-04-19 1969-05-13 Bell Telephone Labor Inc Broadband hybrid-coupled circuit

Also Published As

Publication number Publication date
SE362323B (xx) 1973-12-03
GB1277250A (en) 1972-06-07
DE1957760A1 (de) 1970-05-27
FR2023512A1 (xx) 1970-08-21
DE1957760B2 (de) 1973-02-01
US3605044A (en) 1971-09-14

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTERN ELECTRIC CY INC.

Effective date: 19861130