Antenna for portable radio communication apparatus
First Claim
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1. In an antenna of a radio communication apparatus which is powered by at least one generally flat battery with positive and negative terminals, the improvement wherein at least one flat part of said antenna is integrally constituted by a flat conductive sheath member which comprises a flat portion of said battery.
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Abstract
An antenna for use with a miniature portable radio communication apparatus such as a paging receiver which is powered by a flat ultrathin lithium battery. At least a part of the antenna is implemented by a conductive sheath member which constitutes a positive terminal or a negative terminal of the battery.
26 Citations
25 Claims
- 1. In an antenna of a radio communication apparatus which is powered by at least one generally flat battery with positive and negative terminals, the improvement wherein at least one flat part of said antenna is integrally constituted by a flat conductive sheath member which comprises a flat portion of said battery.
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23. An antenna in a radio communication apparatus comprising:
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a flat conductive sheath member which is included in a first battery powering said apparatus, said conductive sheath member integrally forming at least one flat part of said antenna and of a housing accommodating an electrical circuit of said apparatus; and connecting means for connecting said conductive sheath member to an antenna matching circuit of said apparatus. - View Dependent Claims (24)
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25. A method of forming an antenna of a radio communication apparatus comprising the steps of:
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connecting positive and negative terminal sheath members of a flat thin battery to positive and negative battery terminals of said apparatus, respectively; connecting one of said positive and negative sheath members to an antenna matching circuit of said apparatus; and employing at least a part of said flat thin battery to form at least one flat part of an antenna of said apparatus and to define a space for accommodating an electrical circuit of said apparatus therein.
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Specification