DE69412524T2 - Antenne für tragbares Funkgerät - Google Patents
Antenne für tragbares FunkgerätInfo
- Publication number
- DE69412524T2 DE69412524T2 DE69412524T DE69412524T DE69412524T2 DE 69412524 T2 DE69412524 T2 DE 69412524T2 DE 69412524 T DE69412524 T DE 69412524T DE 69412524 T DE69412524 T DE 69412524T DE 69412524 T2 DE69412524 T2 DE 69412524T2
- Authority
- DE
- Germany
- Prior art keywords
- portable radio
- radio antenna
- antenna
- portable
- radio
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
- H01Q1/10—Telescopic elements
-
- 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
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Details Of Aerials (AREA)
- Support Of Aerials (AREA)
- Transceivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5034252A JP2503856B2 (ja) | 1993-01-29 | 1993-01-29 | 携帯無線機用アンテナ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69412524D1 DE69412524D1 (de) | 1998-09-24 |
DE69412524T2 true DE69412524T2 (de) | 1998-12-24 |
Family
ID=12408984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69412524T Expired - Lifetime DE69412524T2 (de) | 1993-01-29 | 1994-01-28 | Antenne für tragbares Funkgerät |
Country Status (6)
Country | Link |
---|---|
US (1) | US5455595A (de) |
EP (1) | EP0609103B1 (de) |
JP (1) | JP2503856B2 (de) |
AU (1) | AU668261B2 (de) |
CA (1) | CA2114458C (de) |
DE (1) | DE69412524T2 (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960030478A (ko) * | 1995-01-27 | 1996-08-17 | 김광호 | 무선기기의 안테나 |
KR100194422B1 (ko) * | 1995-04-27 | 1999-06-15 | 김광호 | 휴대용 무선기기의 안테나 접속장치 |
US5635943A (en) * | 1995-10-16 | 1997-06-03 | Matsushita Communication Industrial Corp. Of America | Transceiver having retractable antenna assembly |
US5717408A (en) * | 1995-12-18 | 1998-02-10 | Centurion International, Inc. | Retractable antenna for a cellular telephone |
DE19548822A1 (de) * | 1995-12-27 | 1997-07-03 | Mobil Und Satellitenfunktechni | Mobilfunk-Antennenvorrichtung |
JP2692670B2 (ja) * | 1995-12-28 | 1997-12-17 | 日本電気株式会社 | 携帯無線機用アンテナ |
US5748150A (en) * | 1996-04-04 | 1998-05-05 | Ericsson, Inc. | Retractable antenna assembly |
US5900846A (en) * | 1996-08-21 | 1999-05-04 | Ericsson, Inc. | Flexible telescoping antenna and method of constructing the same |
US5969684A (en) * | 1998-05-13 | 1999-10-19 | Ace Technology Co., Ltd. | Capacitive coupled extendable antenna for portable communication devices |
KR100299026B1 (ko) * | 1998-09-11 | 2001-09-22 | 윤종용 | 신장가능한소형안테나 |
US6191741B1 (en) * | 1998-11-06 | 2001-02-20 | Sierra Wireless, Inc. | Dual mode antenna for personal computer card |
US6198443B1 (en) | 1999-07-30 | 2001-03-06 | Centurion Intl., Inc. | Dual band antenna for cellular communications |
KR100442453B1 (ko) * | 2001-10-31 | 2004-07-30 | 김영준 | 무선통신용 앤엑스 안테나 |
KR101394268B1 (ko) * | 2007-09-27 | 2014-05-26 | 삼성전자주식회사 | 본체 내부에 추가 안테나 패턴을 구비하고 있는 휴대단말기 |
JP4822288B2 (ja) * | 2008-03-27 | 2011-11-24 | 株式会社 仲池技研 | ダイポールアンテナ及びこれを用いた無線通信機 |
US10852373B2 (en) | 2016-09-21 | 2020-12-01 | Quality Electrodynamics, Llc | Modulating magnetic resonance imaging transmit field in magnetic resonance fingerprinting using single layer transmit/receive radio frequency coil |
US10976388B2 (en) * | 2017-03-24 | 2021-04-13 | Quality Electrodynamics, Llc | Minimizing intravascular magnetic resonance imaging (MRI) guidewire heating with single layer MRI transmit/receive radio frequency coil |
US11156682B2 (en) | 2017-03-24 | 2021-10-26 | Quality Electrodynamics, Llc | Single layer magnetic resonance imaging transmit/receive radio frequency coil for different anatomies |
US11193992B2 (en) | 2017-05-05 | 2021-12-07 | Quality Electrodynamics, Llc | Single layer magnetic resonance imaging (MRI) transmit/receive (Tx/Rx) radio frequency (RF) coil with induced current failsafe protection |
US10838028B2 (en) | 2017-06-19 | 2020-11-17 | Quality Electrodynamics, Llc | Decoupling magnetic resonance imaging (MRI) radio frequency (RF) coil elements with high acceleration factor in parallel transmit (pTx) or receive (Rx) coils using fewer channels |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US110930A (en) * | 1871-01-10 | Henry millingar | ||
JPS62120103A (ja) * | 1985-11-20 | 1987-06-01 | Fujitsu Ltd | 自動切換アンテナ |
JPH01105237U (de) * | 1987-12-28 | 1989-07-14 | ||
US4868576A (en) * | 1988-11-02 | 1989-09-19 | Motorola, Inc. | Extendable antenna for portable cellular telephones with ground radiator |
JPH0316402A (ja) * | 1989-06-14 | 1991-01-24 | Mitsubishi Electric Corp | アンテナ装置 |
JPH0432305A (ja) * | 1990-05-29 | 1992-02-04 | Nec Corp | アンテナ |
JP2703670B2 (ja) * | 1991-04-12 | 1998-01-26 | 三菱電機株式会社 | アンテナ装置 |
JP2575549B2 (ja) * | 1991-05-07 | 1997-01-29 | 富士通株式会社 | 無線端末装置のアンテナ取付構造 |
EP0522806B1 (de) * | 1991-07-08 | 1996-11-20 | Nippon Telegraph And Telephone Corporation | Ausfahrbares Antennensystem |
GB2257837B (en) * | 1991-07-13 | 1995-10-18 | Technophone Ltd | Retractable antenna |
GB2257835B (en) * | 1991-07-13 | 1995-10-11 | Technophone Ltd | Retractable antenna |
JPH066121A (ja) * | 1992-06-19 | 1994-01-14 | Toyo Commun Equip Co Ltd | アンテナ装置 |
-
1993
- 1993-01-29 JP JP5034252A patent/JP2503856B2/ja not_active Expired - Lifetime
-
1994
- 1994-01-26 US US08/186,570 patent/US5455595A/en not_active Expired - Lifetime
- 1994-01-27 AU AU54754/94A patent/AU668261B2/en not_active Ceased
- 1994-01-28 DE DE69412524T patent/DE69412524T2/de not_active Expired - Lifetime
- 1994-01-28 EP EP94300673A patent/EP0609103B1/de not_active Expired - Lifetime
- 1994-01-28 CA CA002114458A patent/CA2114458C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69412524D1 (de) | 1998-09-24 |
EP0609103B1 (de) | 1998-08-19 |
AU668261B2 (en) | 1996-04-26 |
US5455595A (en) | 1995-10-03 |
JP2503856B2 (ja) | 1996-06-05 |
CA2114458A1 (en) | 1994-07-30 |
JPH06232614A (ja) | 1994-08-19 |
AU5475494A (en) | 1994-08-04 |
CA2114458C (en) | 1998-09-22 |
EP0609103A1 (de) | 1994-08-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |