Combination antenna
First Claim
1. A combination antenna for radio frequency transmitting and receiving comprising:
- a first antenna part (8) and a second antenna part (9, 9a,
17), said first antenna part being a straight conductor constituting a whip antenna, and;
a connector part (10) for connecting said first and second antenna parts to radio apparatus, characterized in thatsaid second antenna part (9, 9a,
17) comprises a first plane surface which further comprises a conductive pattern (16) for transmitting an)d receiving radio-frequency radiation, a second plane surface which comprises an electrically conductive area (21), which is essentially as wide as said conductive pattern, for attenuating in a certain direction radio-frequency radiation emitted by said conductive pattern (16),while said first and second antenna mechanically contacted to said connector part, said first plane surface is separated from said first antenna part andsaid first antenna part is moveable with respect to said connector part and said second antenna part.
2 Assignments
0 Petitions
Accused Products
Abstract
A combination antenna has two antenna parts (8; 9, 9a, 17) and a connector part (10) to connect them to a radio apparatus. The first antenna part is a whip antenna and the second antenna part comprises a planar surface and a conductive pattern (16) formed on it to transmit and receive radio-frequency radiation. When the antenna parts are mechanically coupled to the connector part the plane surface, which includes a radiating conductive pattern, is separated from said first antenna part. In addition, the second antenna part or another part of the construction may include a plane surface with a plating on it, which in the normal operating position protects the user'"'"'s head from radiation.
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Citations
12 Claims
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1. A combination antenna for radio frequency transmitting and receiving comprising:
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a first antenna part (8) and a second antenna part (9, 9a,
17), said first antenna part being a straight conductor constituting a whip antenna, and;a connector part (10) for connecting said first and second antenna parts to radio apparatus, characterized in that said second antenna part (9, 9a,
17) comprises a first plane surface which further comprises a conductive pattern (16) for transmitting an)d receiving radio-frequency radiation, a second plane surface which comprises an electrically conductive area (21), which is essentially as wide as said conductive pattern, for attenuating in a certain direction radio-frequency radiation emitted by said conductive pattern (16),while said first and second antenna mechanically contacted to said connector part, said first plane surface is separated from said first antenna part and said first antenna part is moveable with respect to said connector part and said second antenna part. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 12)
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11. A combination antenna for radio transmission and reception comprising:
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a first antenna part (8) and a second antenna part (9, 9a,
17), said first antenna part being a straight conductor comprising a whip antenna,a connector part (10) for connecting said first and second antenna parts to a radio apparatus, and a second plane surface which further comprises an electrically conductive area for attenuating in a certain direction radio-frequency radiation emitted by a conductive pattern, characterized in that said second antenna part (9, 9a,
17) comprises a first plane surface which further comprises said conductive pattern (17) for transmitting and receiving radio-frequency radiation,while said first and second antenna parts are mechanically coupled to said connector part, said first plane surface is separated from said first antenna part and said first antenna part is between said first and second plane surfaces and extends through said second antenna part, and said second plane surface is included in the second antenna part (9,
17),said second antenna part further comprises; a cylindrical hole (18) for allowing said first antenna part to pass through it, an electrically conductive coupling area on the inner surface of said hole, and an electrical conductor (19) between said coupling area and the conductive pattern (16, 16a, 16b) on the first plane surface of said second antenna part.
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Specification