MY104488A - Reactance buffered loop antenna and method for making the same. - Google Patents

Reactance buffered loop antenna and method for making the same.

Info

Publication number
MY104488A
MY104488A MYPI89001703A MYPI19891703A MY104488A MY 104488 A MY104488 A MY 104488A MY PI89001703 A MYPI89001703 A MY PI89001703A MY PI19891703 A MYPI19891703 A MY PI19891703A MY 104488 A MY104488 A MY 104488A
Authority
MY
Malaysia
Prior art keywords
reactance
taps
antenna
loop antenna
reactance buffer
Prior art date
Application number
MYPI89001703A
Other languages
English (en)
Inventor
William Tan
Robert Kurcbart
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of MY104488A publication Critical patent/MY104488A/en

Links

Classifications

    • 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
    • H01Q7/02—Collapsible antennas; Retractable antennas
    • 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
    • H01Q1/273—Adaptation for carrying or wearing by persons or animals

Landscapes

  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)
  • Structure Of Receivers (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Luminescent Compositions (AREA)
  • Microscoopes, Condenser (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
MYPI89001703A 1989-01-23 1989-12-05 Reactance buffered loop antenna and method for making the same. MY104488A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29927689A 1989-01-23 1989-01-23

Publications (1)

Publication Number Publication Date
MY104488A true MY104488A (en) 1994-04-30

Family

ID=23154095

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI89001703A MY104488A (en) 1989-01-23 1989-12-05 Reactance buffered loop antenna and method for making the same.

Country Status (11)

Country Link
EP (1) EP0454694B1 (de)
JP (1) JP2588063B2 (de)
KR (1) KR930008833B1 (de)
AT (1) ATE121225T1 (de)
CA (1) CA2004365C (de)
DE (1) DE68922221T2 (de)
DK (1) DK136291D0 (de)
ES (1) ES2070311T3 (de)
FI (1) FI913520A0 (de)
MY (1) MY104488A (de)
WO (1) WO1990008404A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2280065B (en) * 1993-07-16 1997-05-14 Nec Corp Wristwatch-type selective calling receiver
JP2908248B2 (ja) * 1993-07-16 1999-06-21 日本電気株式会社 腕時計型の選択呼出受信機
JP3586929B2 (ja) * 1995-05-10 2004-11-10 カシオ計算機株式会社 携帯無線機器用アンテナおよび携帯無線機器
CN112993534B (zh) * 2019-12-16 2023-04-07 RealMe重庆移动通信有限公司 穿戴式电子设备
DE102022134855A1 (de) * 2022-12-27 2024-06-27 microsynetics GmbH Befestigungsband für eine tragbare Computervorrichtung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57142002A (en) * 1981-02-27 1982-09-02 Toshiba Corp Small-sized loop antenna
US4713808A (en) * 1985-11-27 1987-12-15 A T & E Corporation Watch pager system and communication protocol

Also Published As

Publication number Publication date
DE68922221T2 (de) 1995-11-09
ATE121225T1 (de) 1995-04-15
DE68922221D1 (de) 1995-05-18
EP0454694A1 (de) 1991-11-06
EP0454694B1 (de) 1995-04-12
JP2588063B2 (ja) 1997-03-05
EP0454694A4 (en) 1992-06-03
FI913520A7 (fi) 1991-07-23
DK136291A (da) 1991-07-16
KR930008833B1 (ko) 1993-09-15
WO1990008404A1 (en) 1990-07-26
ES2070311T3 (es) 1995-06-01
JPH04504491A (ja) 1992-08-06
DK136291D0 (da) 1991-07-16
CA2004365A1 (en) 1990-07-23
CA2004365C (en) 1994-05-03
KR910700550A (ko) 1991-03-15
FI913520A0 (fi) 1991-07-23

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