Communications: radio wave antennas – Antennas – With radio cabinet
Patent
1998-05-14
2000-05-16
Le, Hoanganh
Communications: radio wave antennas
Antennas
With radio cabinet
343901, H01Q 124
Patent
active
060643412
ABSTRACT:
An antenna arrangement for a portable radiotelephone (100) is disclosed. In particular, the antenna arrangement generally includes a movable antenna element movable between an extended position and a retracted position, a movable contact (243) movably coupled to a bottom portion of the movable antenna element, the movable contact being movable between an extended position and a retracted position, and a circuit board having a first contact element (236), and a second contact element (238) coupled to ground, the first contact element receiving the movable contact when the movable antenna element is in an extended position, and the second contact element receiving the movable contact when the movable antenna element is in a retracted position for terminating the antenna.
REFERENCES:
patent: 4860024 (1989-08-01), Egashira
patent: 5079558 (1992-01-01), Koike
patent: 5177492 (1993-01-01), Tomura et al.
patent: 5245350 (1993-09-01), Sroka
patent: 5335368 (1994-08-01), Tamura
patent: 5374937 (1994-12-01), Tsunekawa et al.
patent: 5467097 (1995-11-01), Toko
patent: 5739792 (1998-04-01), Hassemer
U.S. application No. 08/577,460 filed on Dec. 22, 1995, entitled, "Wireless Communication Device Having a Reconfigurable Matching Circuit" in the name of Motorola, Inc. Abandoned.
U.S. application No. 08/960,110 filed on Oct. 27, 1997, entitled, "Wireless Communication Device Having a Reconfigurable Matching Circuit" in the name of Motorola, Inc. (5,754,141).
Federal Communications Commission, Grant of Equipment Authorization, File No. 31010/EQU 17.9, Date of Grant: Nov. 28, 1995; Photograph Exhibit C (pp. 48-49 and photograph 7).
Collopy Daniel R.
King John J.
Le Hoang-anh
Motorola Inc.
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