TWI360915B - Interconnection circuit between two loop antennas - Google Patents

Interconnection circuit between two loop antennas Download PDF

Info

Publication number
TWI360915B
TWI360915B TW094120028A TW94120028A TWI360915B TW I360915 B TWI360915 B TW I360915B TW 094120028 A TW094120028 A TW 094120028A TW 94120028 A TW94120028 A TW 94120028A TW I360915 B TWI360915 B TW I360915B
Authority
TW
Taiwan
Prior art keywords
tuning
capacitor
antenna
circuit
loop antennas
Prior art date
Application number
TW094120028A
Other languages
English (en)
Chinese (zh)
Other versions
TW200616276A (en
Inventor
Martin Bisig
Original Assignee
Eta Sa Mft Horlogere Suisse
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 Eta Sa Mft Horlogere Suisse filed Critical Eta Sa Mft Horlogere Suisse
Publication of TW200616276A publication Critical patent/TW200616276A/zh
Application granted granted Critical
Publication of TWI360915B publication Critical patent/TWI360915B/zh

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • 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
    • 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
    • H01Q7/005—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 with variable reactance for tuning the antenna

Landscapes

  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Structure Of Receivers (AREA)
  • Electric Clocks (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
TW094120028A 2004-07-02 2005-06-16 Interconnection circuit between two loop antennas TWI360915B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04103146A EP1612884B1 (de) 2004-07-02 2004-07-02 Verbindungschaltung zwischen zwei Schleifenantennen integriert in einem Armband am Handgelenk zu tragendes drahtloses Gerät

Publications (2)

Publication Number Publication Date
TW200616276A TW200616276A (en) 2006-05-16
TWI360915B true TWI360915B (en) 2012-03-21

Family

ID=34929287

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094120028A TWI360915B (en) 2004-07-02 2005-06-16 Interconnection circuit between two loop antennas

Country Status (9)

Country Link
EP (1) EP1612884B1 (de)
JP (1) JP4644534B2 (de)
KR (1) KR101180206B1 (de)
CN (1) CN1716691B (de)
AT (1) ATE411631T1 (de)
DE (1) DE602004017150D1 (de)
HK (1) HK1086951A1 (de)
SG (1) SG118435A1 (de)
TW (1) TWI360915B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10236565B2 (en) 2016-12-16 2019-03-19 Asustek Computer Inc. Wearable electronic device

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7242359B2 (en) * 2004-08-18 2007-07-10 Microsoft Corporation Parallel loop antennas for a mobile electronic device
EP2201693A1 (de) * 2007-10-09 2010-06-30 QUALCOMM Incorporated Vorrichtung mit einem gehäuse, in das ein strahlungselement einer antenne integriert ist
KR20130084124A (ko) 2012-01-16 2013-07-24 삼성전자주식회사 통신장치
CN103458640A (zh) * 2013-08-12 2013-12-18 青岛歌尔声学科技有限公司 一种可佩戴电子设备的绑带及一种可佩戴电子设备
JP6345396B2 (ja) * 2013-08-27 2018-06-20 シャープ株式会社 無線機装着用バンドおよび無線機
JP5598827B1 (ja) * 2013-09-13 2014-10-01 哲士 中村 無線通信装置
TWI509891B (zh) * 2013-11-22 2015-11-21 Wistron Neweb Corp 迴圈天線
CN103943957B (zh) * 2014-04-10 2016-05-04 信维创科通信技术（北京）有限公司 一种智能手表及其带扣天线
US9786981B2 (en) * 2014-07-15 2017-10-10 Microsoft Technology Licensing, Llc Antenna for electronic device
TWI553954B (zh) * 2014-07-29 2016-10-11 鴻海精密工業股份有限公司 可攜式電子設備
KR102215995B1 (ko) * 2014-07-31 2021-02-16 엘지전자 주식회사 전자 디바이스
KR102300862B1 (ko) * 2014-09-15 2021-09-13 삼성전자주식회사 전자 장치
DE102015115574A1 (de) 2014-11-13 2016-05-19 Samsung Electronics Co., Ltd. Nahfeldkommunikations-Chip, der in eine tragbare elektronische Vorrichtung eingebettet ist, und tragbare elektronische Vorrichtung
CN105375100A (zh) * 2015-11-12 2016-03-02 上海圣丹纳电子科技有限公司 适用于全金属表壳手表手机的固定式表带天线结构
US9998182B2 (en) 2016-02-01 2018-06-12 Futurewei Technologies, Inc. NFC antenna for wearable application
CN107546461A (zh) * 2016-06-23 2018-01-05 华为终端（东莞）有限公司 一种智能可穿戴产品的近场通信天线及智能可穿戴产品
CN107546462A (zh) * 2016-06-23 2018-01-05 华为终端（东莞）有限公司 一种智能可穿戴产品的近场通信天线及智能可穿戴产品
KR102568181B1 (ko) * 2018-01-15 2023-08-18 삼성전자주식회사 외부 전자 장치의 위치를 검출하기 위한 안테나 및 그것을 포함하는 웨어러블 전자 장치
TWI813807B (zh) * 2018-11-30 2023-09-01 芬蘭商順妥公司 用於腕戴式裝置的天線組件

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03198532A (ja) * 1989-12-27 1991-08-29 Omron Corp ブレスレット型非接触記録媒体
JP3055703B2 (ja) * 1990-02-20 2000-06-26 日本電信電話株式会社 腕時計形受信機
JP2580087Y2 (ja) * 1991-11-08 1998-09-03 日本ビクター株式会社 Ａｍステレオ放送受信機のバーアンテナ回路
JP2503512Y2 (ja) * 1993-12-27 1996-07-03 清司 金子 レピ―タアンテナ装置
JPH08330826A (ja) * 1995-03-28 1996-12-13 Seiko Epson Corp 腕装着型携帯無線機
JP3624917B2 (ja) * 1995-05-10 2005-03-02 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
JP3639966B2 (ja) * 1995-07-20 2005-04-20 カシオ計算機株式会社 携帯無線機器用アンテナ
JP3635544B2 (ja) * 1995-07-20 2005-04-06 カシオ計算機株式会社 携帯無線機器用アンテナ
JP3801020B2 (ja) * 2001-11-02 2006-07-26 松下電器産業株式会社 同調アンテナ
EP1315234A1 (de) * 2001-11-26 2003-05-28 Eta SA Fabriques d'Ebauches VHF-Empfangsantenne integriert in das Armband einer tragbaren elektronischen Vorrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10236565B2 (en) 2016-12-16 2019-03-19 Asustek Computer Inc. Wearable electronic device

Also Published As

Publication number Publication date
ATE411631T1 (de) 2008-10-15
EP1612884B1 (de) 2008-10-15
KR101180206B1 (ko) 2012-09-05
EP1612884A1 (de) 2006-01-04
DE602004017150D1 (de) 2008-11-27
TW200616276A (en) 2006-05-16
CN1716691B (zh) 2011-06-01
JP4644534B2 (ja) 2011-03-02
JP2006020303A (ja) 2006-01-19
KR20060049406A (ko) 2006-05-18
CN1716691A (zh) 2006-01-04
SG118435A1 (en) 2006-01-27
HK1086951A1 (en) 2006-09-29

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MM4A Annulment or lapse of patent due to non-payment of fees