CA2025882C - Antenna apparatus - Google Patents
Antenna apparatusInfo
- Publication number
- CA2025882C CA2025882C CA 2025882 CA2025882A CA2025882C CA 2025882 C CA2025882 C CA 2025882C CA 2025882 CA2025882 CA 2025882 CA 2025882 A CA2025882 A CA 2025882A CA 2025882 C CA2025882 C CA 2025882C
- Authority
- CA
- Canada
- Prior art keywords
- antenna
- alloy
- work hardening
- wireless equipment
- external
- 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
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
- H01Q1/085—Flexible aerials; Whip aerials with a resilient base
Landscapes
- Details Of Aerials (AREA)
- Support Of Aerials (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24962289A JPH03110901A (ja) | 1989-09-26 | 1989-09-26 | アンテナ装置 |
JP249622/89 | 1989-09-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2025882A1 CA2025882A1 (en) | 1991-03-27 |
CA2025882C true CA2025882C (en) | 1997-07-01 |
Family
ID=17195767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2025882 Expired - Fee Related CA2025882C (en) | 1989-09-26 | 1990-09-20 | Antenna apparatus |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0419900A1 (no) |
JP (1) | JPH03110901A (no) |
AU (1) | AU624732B2 (no) |
CA (1) | CA2025882C (no) |
NO (1) | NO176417C (no) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9207639D0 (en) * | 1992-04-08 | 1992-05-27 | Nokia Mobile Phones R & D Uk | Radio with retractable antenna |
JPH0654303U (ja) * | 1992-12-28 | 1994-07-22 | ニッセイ電機株式会社 | 無線通信機用アンテナ |
CN1185863A (zh) * | 1995-04-06 | 1998-06-24 | 罗伯特·林斯·马修斯 | 天线 |
SE512473C2 (sv) * | 1998-11-11 | 2000-03-20 | Ericsson Telefon Ab L M | Antennanordning vid mobil telefon |
KR100296189B1 (ko) | 1998-12-24 | 2001-10-26 | 장응순 | 휴대용무선기기안테나및그의제조방법 |
DE102012221189A1 (de) * | 2012-11-20 | 2014-05-22 | Gabler Maschinenbau Gmbh | Antennenvorrichtung für ein Unterseeboot |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3229296A (en) * | 1964-01-10 | 1966-01-11 | Oliver E Saari | Submarine-type whip antenna designed for fully loaded and deflected condition |
DE1516762A1 (de) * | 1966-05-11 | 1969-08-28 | Kurt Hofmann | Sende- oder Empfangsgeraet |
US3434674A (en) * | 1967-05-01 | 1969-03-25 | Dehavilland Aircraft Canada | Storable tubular extensible member device |
US3789418A (en) * | 1971-11-03 | 1974-01-29 | Int Standard Electric Corp | Flexible antenna formed of opposed convex laminated strips covered with a heat-shrunk hose |
DE2345882C2 (de) * | 1973-09-12 | 1975-06-26 | Vereinigte Deutsche Metallwerke Ag, 6000 Frankfurt | Verfahren zur Herstellung eines Werkstoffs mit guten Federeigenschaften |
JPS5583926A (en) * | 1978-12-21 | 1980-06-24 | Oki Electric Ind Co Ltd | Interruption scanning system |
JPS6067646A (ja) * | 1983-09-21 | 1985-04-18 | Toshiba Corp | 恒弾性合金 |
US4598295A (en) * | 1984-09-07 | 1986-07-01 | General Electric Company | Replaceable radio antenna |
US4725845A (en) * | 1986-03-03 | 1988-02-16 | Motorola, Inc. | Retractable helical antenna |
-
1989
- 1989-09-26 JP JP24962289A patent/JPH03110901A/ja active Pending
-
1990
- 1990-08-31 AU AU62029/90A patent/AU624732B2/en not_active Ceased
- 1990-08-31 NO NO903822A patent/NO176417C/no unknown
- 1990-09-05 EP EP90117062A patent/EP0419900A1/en not_active Ceased
- 1990-09-20 CA CA 2025882 patent/CA2025882C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
NO176417B (no) | 1994-12-19 |
EP0419900A1 (en) | 1991-04-03 |
JPH03110901A (ja) | 1991-05-10 |
AU6202990A (en) | 1991-04-11 |
AU624732B2 (en) | 1992-06-18 |
CA2025882A1 (en) | 1991-03-27 |
NO176417C (no) | 1995-03-29 |
NO903822D0 (no) | 1990-08-31 |
NO903822L (no) | 1991-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |