DE69712238T2 - Schalter und Dämpfunsglied - Google Patents

Schalter und Dämpfunsglied

Info

Publication number
DE69712238T2
DE69712238T2 DE69712238T DE69712238T DE69712238T2 DE 69712238 T2 DE69712238 T2 DE 69712238T2 DE 69712238 T DE69712238 T DE 69712238T DE 69712238 T DE69712238 T DE 69712238T DE 69712238 T2 DE69712238 T2 DE 69712238T2
Authority
DE
Germany
Prior art keywords
attenuator
switch
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
DE69712238T
Other languages
English (en)
Other versions
DE69712238D1 (de
Inventor
Tadayoshi Nakatuka
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69712238D1 publication Critical patent/DE69712238D1/de
Application granted granted Critical
Publication of DE69712238T2 publication Critical patent/DE69712238T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/10—Auxiliary devices for switching or interrupting
    • H01P1/15—Auxiliary devices for switching or interrupting by semiconductor devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • H01Q21/0025—Modular arrays

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
  • Attenuators (AREA)
DE69712238T 1996-01-31 1997-01-28 Schalter und Dämpfunsglied Expired - Fee Related DE69712238T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1494096 1996-01-31

Publications (2)

Publication Number Publication Date
DE69712238D1 DE69712238D1 (de) 2002-06-06
DE69712238T2 true DE69712238T2 (de) 2002-09-26

Family

ID=11874964

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69712238T Expired - Fee Related DE69712238T2 (de) 1996-01-31 1997-01-28 Schalter und Dämpfunsglied

Country Status (3)

Country Link
US (1) US5777530A (de)
EP (1) EP0788185B1 (de)
DE (1) DE69712238T2 (de)

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Also Published As

Publication number Publication date
EP0788185B1 (de) 2002-05-02
US5777530A (en) 1998-07-07
EP0788185A1 (de) 1997-08-06
DE69712238D1 (de) 2002-06-06

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8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee