DE59909108D1 - directional coupler - Google Patents

directional coupler

Info

Publication number
DE59909108D1
DE59909108D1 DE59909108T DE59909108T DE59909108D1 DE 59909108 D1 DE59909108 D1 DE 59909108D1 DE 59909108 T DE59909108 T DE 59909108T DE 59909108 T DE59909108 T DE 59909108T DE 59909108 D1 DE59909108 D1 DE 59909108D1
Authority
DE
Germany
Prior art keywords
directional coupler
coupler
directional
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.)
Expired - Lifetime
Application number
DE59909108T
Other languages
German (de)
Inventor
Ludwig Moll
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rohde and Schwarz GmbH and Co KG
Original Assignee
Rohde and Schwarz GmbH and Co KG
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 by Rohde and Schwarz GmbH and Co KG filed Critical Rohde and Schwarz GmbH and Co KG
Application granted granted Critical
Publication of DE59909108D1 publication Critical patent/DE59909108D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
    • H01P5/184—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being strip lines or microstrips
    • H01P5/185—Edge coupled lines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
    • H01P5/184—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being strip lines or microstrips
    • H01P5/187—Broadside coupled lines
DE59909108T 1998-12-17 1999-11-25 directional coupler Expired - Lifetime DE59909108D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19858470A DE19858470A1 (en) 1998-12-17 1998-12-17 Directional coupler

Publications (1)

Publication Number Publication Date
DE59909108D1 true DE59909108D1 (en) 2004-05-13

Family

ID=7891557

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19858470A Withdrawn DE19858470A1 (en) 1998-12-17 1998-12-17 Directional coupler
DE59909108T Expired - Lifetime DE59909108D1 (en) 1998-12-17 1999-11-25 directional coupler

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19858470A Withdrawn DE19858470A1 (en) 1998-12-17 1998-12-17 Directional coupler

Country Status (2)

Country Link
EP (1) EP1014472B1 (en)
DE (2) DE19858470A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE522404C2 (en) * 2001-11-30 2004-02-10 Ericsson Telefon Ab L M directional Couplers
US7245192B2 (en) * 2003-12-08 2007-07-17 Werlatone, Inc. Coupler with edge and broadside coupled sections
DE102005016054A1 (en) * 2005-04-07 2006-10-12 Kathrein-Werke Kg High-frequency coupler or power divider, in particular narrow-band and / or 3dB coupler or power divider
EP1837946B1 (en) 2006-03-25 2012-07-11 HÜTTINGER Elektronik GmbH + Co. KG Directional coupler

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516024A (en) * 1968-12-30 1970-06-02 Texas Instruments Inc Interdigitated strip line coupler
JPS61184901A (en) * 1985-02-12 1986-08-18 Mitsubishi Electric Corp Suspended line type directional coupler
US4967171A (en) * 1987-08-07 1990-10-30 Mitsubishi Danki Kabushiki Kaisha Microwave integrated circuit
US5006821A (en) * 1989-09-14 1991-04-09 Astec International, Ltd. RF coupler having non-overlapping off-set coupling lines
US5057798A (en) * 1990-06-22 1991-10-15 Hughes Aircraft Company Space-saving two-sided microwave circuitry for hybrid circuits

Also Published As

Publication number Publication date
DE19858470A1 (en) 2000-06-21
EP1014472B1 (en) 2004-04-07
EP1014472A1 (en) 2000-06-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition