DE69214696T2 - Richtkoppler des KM-Typs zur Leistungsdetektierung in tragbarem Telefon - Google Patents

Richtkoppler des KM-Typs zur Leistungsdetektierung in tragbarem Telefon

Info

Publication number
DE69214696T2
DE69214696T2 DE69214696T DE69214696T DE69214696T2 DE 69214696 T2 DE69214696 T2 DE 69214696T2 DE 69214696 T DE69214696 T DE 69214696T DE 69214696 T DE69214696 T DE 69214696T DE 69214696 T2 DE69214696 T2 DE 69214696T2
Authority
DE
Germany
Prior art keywords
type
directional coupler
portable telephone
power detection
detection
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 - Fee Related
Application number
DE69214696T
Other languages
English (en)
Other versions
DE69214696D1 (de
Inventor
Kanemi Sasaki
Mikio Takano
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.)
Kokusai Electric Corp
Original Assignee
Kokusai Electric 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.)
Filing date
Publication date
Priority claimed from JP9106191A external-priority patent/JPH04302208A/ja
Priority claimed from JP9106291A external-priority patent/JPH04302207A/ja
Application filed by Kokusai Electric Corp filed Critical Kokusai Electric Corp
Application granted granted Critical
Publication of DE69214696D1 publication Critical patent/DE69214696D1/de
Publication of DE69214696T2 publication Critical patent/DE69214696T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
DE69214696T 1991-03-29 1992-03-27 Richtkoppler des KM-Typs zur Leistungsdetektierung in tragbarem Telefon Expired - Fee Related DE69214696T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9106191A JPH04302208A (ja) 1991-03-29 1991-03-29 Ｃｍ形方向性結合器
JP9106291A JPH04302207A (ja) 1991-03-29 1991-03-29 Ｃｍ形方向性結合器

Publications (2)

Publication Number Publication Date
DE69214696D1 DE69214696D1 (de) 1996-11-28
DE69214696T2 true DE69214696T2 (de) 1997-05-28

Family

ID=26432542

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69214696T Expired - Fee Related DE69214696T2 (de) 1991-03-29 1992-03-27 Richtkoppler des KM-Typs zur Leistungsdetektierung in tragbarem Telefon

Country Status (3)

Country Link
US (1) US5233318A (de)
EP (1) EP0506091B1 (de)
DE (1) DE69214696T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9006834D0 (en) * 1990-03-27 1990-05-23 Watson Michael Cable coupling transformer
US5847620A (en) * 1994-06-28 1998-12-08 Illinois Institute Of Technology Dielectric resonator phase shifting frequency discriminator
US6225874B1 (en) * 1998-05-29 2001-05-01 Agilent Technologies Inc. Coupling structure as a signal switch
US7009484B2 (en) * 2003-12-15 2006-03-07 Artesyn Technologies, Inc. Magnetic assembly
EP1699107B1 (de) * 2005-03-05 2017-05-31 TRUMPF Hüttinger GmbH + Co. KG 3dB-Koppler
US20070165538A1 (en) * 2006-01-13 2007-07-19 Bodin William K Schedule-based connectivity management
WO2007114126A1 (ja) * 2006-03-31 2007-10-11 Matsushita Electric Industrial Co., Ltd. ノイズ低減回路及び方法
CN113497326B (zh) * 2021-06-30 2022-06-10 华为技术有限公司 耦合器、射频电路板、射频放大器及电子设备

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2701335A (en) * 1950-11-21 1955-02-01 Gen Motors Corp Electrical pickup
NL175381B (nl) * 1952-03-01 Lind Gertrud Agnes Matilda Strekbank voor het behandelen van pijn, vermoeidheid, en dergelijke in de rug van een patient.
US2808566A (en) * 1953-01-12 1957-10-01 Sierra Electronic Corp Directional apparatus for use with high frequency transmission lines
FR1123803A (fr) * 1955-03-18 1956-09-28 Mode perfectionné de réalisation des circuits électriques comportant de l'inductance
US3413574A (en) * 1966-10-03 1968-11-26 Collins Radio Co Broadband high efficiency impedance step-up 180 phase shift hybrid circuits
US3512110A (en) * 1968-05-06 1970-05-12 Motorola Inc Microstrip-microwave coupler
US3678341A (en) * 1970-08-05 1972-07-18 Del Electronics Surge voltage protection system
US4482873A (en) * 1982-09-16 1984-11-13 Rockwell International Corporation Printed hybrid quadrature 3 dB signal coupler apparatus
FI893511A (fi) * 1988-07-21 1990-01-22 Siemens Ag Induktiv komponent, saerskilt transformator drosselspole.

Also Published As

Publication number Publication date
EP0506091B1 (de) 1996-10-23
US5233318A (en) 1993-08-03
DE69214696D1 (de) 1996-11-28
EP0506091A1 (de) 1992-09-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee