DE68915347D1 - Antenna structure for a portable radio. - Google Patents

Antenna structure for a portable radio.

Info

Publication number
DE68915347D1
DE68915347D1 DE68915347T DE68915347T DE68915347D1 DE 68915347 D1 DE68915347 D1 DE 68915347D1 DE 68915347 T DE68915347 T DE 68915347T DE 68915347 T DE68915347 T DE 68915347T DE 68915347 D1 DE68915347 D1 DE 68915347D1
Authority
DE
Germany
Prior art keywords
antenna structure
portable radio
portable
radio
antenna
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
DE68915347T
Other languages
German (de)
Other versions
DE68915347T2 (en
Inventor
Takashi Oda
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.)
NEC Corp
Original Assignee
NEC 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
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE68915347D1 publication Critical patent/DE68915347D1/en
Publication of DE68915347T2 publication Critical patent/DE68915347T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
DE1989615347 1988-07-05 1989-07-05 Antenna structure for a portable radio. Expired - Fee Related DE68915347T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16817588 1988-07-05

Publications (2)

Publication Number Publication Date
DE68915347D1 true DE68915347D1 (en) 1994-06-23
DE68915347T2 DE68915347T2 (en) 1994-08-25

Family

ID=15863186

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989615347 Expired - Fee Related DE68915347T2 (en) 1988-07-05 1989-07-05 Antenna structure for a portable radio.

Country Status (7)

Country Link
EP (1) EP0350006B1 (en)
JP (1) JPH0812970B2 (en)
KR (1) KR920007133B1 (en)
AU (1) AU625874B2 (en)
CA (1) CA1328310C (en)
DE (1) DE68915347T2 (en)
HK (1) HK131194A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5255001A (en) * 1989-08-29 1993-10-19 Nec Corporation Antenna system for portable radio apparatus
DE69015739T2 (en) * 1989-08-29 1995-08-17 Nippon Electric Co Antenna system for portable radio.
FR2721756B1 (en) * 1994-06-24 1996-08-23 Telediffusion Fse Omnidirectional transmitting and receiving antenna system with angular diversity and polarization.
FR2724492B1 (en) * 1994-09-09 1996-11-22 Telediffusion Fse MULTIPOLARIZATION OMNIDIRECTIONAL TRANSMISSION ANTENNA SYSTEM WITH SUBSTANTIALLY CIRCULAR RADIATION DIAGRAM
DE69707024T2 (en) * 1996-01-02 2002-06-20 Texas Instruments Deutschland Gmbh Passive x-y-z antenna for an answering device
JP5613589B2 (en) * 2010-03-19 2014-10-29 パナソニック株式会社 transceiver

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1056673B (en) * 1957-04-26 1959-05-06 Marconi Wireless Telegraph Co Circularly polarized antenna arrangement
JPS562707A (en) * 1979-06-21 1981-01-13 Tdk Corp Antenna
DE3100313A1 (en) * 1981-01-08 1982-08-12 Müllerschön, Wolfgang, 7441 Altenriet Double frame antenna with a telescopic rod, and a combination of two double frame antennas each with a telescopic rod
JPS61123303A (en) * 1984-11-20 1986-06-11 Matsushita Electric Ind Co Ltd Antenna of small-sized radio equipment
JP2841358B2 (en) * 1986-05-16 1998-12-24 日本電気株式会社 Auxiliary antenna
JPS62196432U (en) * 1986-06-03 1987-12-14
JP2624257B2 (en) * 1987-06-29 1997-06-25 日本電気株式会社 Radio antenna

Also Published As

Publication number Publication date
HK131194A (en) 1994-12-02
JPH02124604A (en) 1990-05-11
DE68915347T2 (en) 1994-08-25
AU625874B2 (en) 1992-07-16
KR920007133B1 (en) 1992-08-27
EP0350006A3 (en) 1990-10-24
EP0350006A2 (en) 1990-01-10
AU3790089A (en) 1990-01-11
JPH0812970B2 (en) 1996-02-07
CA1328310C (en) 1994-04-05
EP0350006B1 (en) 1994-05-18

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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