DK136291A - Sloejfeantenne med reaktansbuffer og fremgangsmaade til udfoerelse heraf - Google Patents

Sloejfeantenne med reaktansbuffer og fremgangsmaade til udfoerelse heraf Download PDF

Info

Publication number
DK136291A
DK136291A DK136291A DK136291A DK136291A DK 136291 A DK136291 A DK 136291A DK 136291 A DK136291 A DK 136291A DK 136291 A DK136291 A DK 136291A DK 136291 A DK136291 A DK 136291A
Authority
DK
Denmark
Prior art keywords
reactance
antenna
taps
reactance buffer
segment
Prior art date
Application number
DK136291A
Other languages
Danish (da)
English (en)
Other versions
DK136291D0 (da
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 DK136291A publication Critical patent/DK136291A/da
Publication of DK136291D0 publication Critical patent/DK136291D0/da

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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Support Of Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
  • Microscoopes, Condenser (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Luminescent Compositions (AREA)
DK911362A 1989-01-23 1991-07-16 Sloejfeantenne med reaktansbuffer og fremgangsmaade til udfoerelse heraf DK136291D0 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29927689A 1989-01-23 1989-01-23
PCT/US1989/005684 WO1990008404A1 (en) 1989-01-23 1989-12-20 Reactance buffered loop antenna and method for making the same

Publications (2)

Publication Number Publication Date
DK136291A true DK136291A (da) 1991-07-16
DK136291D0 DK136291D0 (da) 1991-07-16

Family

ID=23154095

Family Applications (1)

Application Number Title Priority Date Filing Date
DK911362A DK136291D0 (da) 1989-01-23 1991-07-16 Sloejfeantenne med reaktansbuffer og fremgangsmaade til udfoerelse heraf

Country Status (11)

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

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
ES2070311T3 (es) 1995-06-01
WO1990008404A1 (en) 1990-07-26
DE68922221T2 (de) 1995-11-09
DK136291D0 (da) 1991-07-16
EP0454694B1 (en) 1995-04-12
KR930008833B1 (ko) 1993-09-15
FI913520A0 (fi) 1991-07-23
KR910700550A (ko) 1991-03-15
EP0454694A4 (en) 1992-06-03
DE68922221D1 (de) 1995-05-18
CA2004365C (en) 1994-05-03
MY104488A (en) 1994-04-30
JPH04504491A (ja) 1992-08-06
ATE121225T1 (de) 1995-04-15
CA2004365A1 (en) 1990-07-23
JP2588063B2 (ja) 1997-03-05
EP0454694A1 (en) 1991-11-06

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment