Antenna device and communication equipment using the device
First Claim
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1. Communications equipment of a folding type in which a speaker and a microphone are separately disposed, said communications equipment comprising:
- a first substrate and a second substrate on which circuitry for controlling said communications equipment is formed, said first substrate and said second substrate being respectively disposed inside a respective cabinet at said speaker side and said microphone side;
a first ground pattern and a second ground pattern provided on one of single and both faces of each of said first substrate and said second substrate;
a connector made of a conductor for electrically coupling said first ground pattern and said second ground pattern; and
a antenna device mounted on at least one of said first substrate and said second substrate;
said antenna device including;
a) a first antenna element or which one end is open and another end is connected to a power feeder, and a second antenna element having both ends open, said second antenna element placed at an outer peripheral face of said first antenna element and electrically insulated; and
b) said first antenna element of which end other than open end is connected to said power feeder via a first ring-shaped element.
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Abstract
An antenna device which includes the first antenna element having one end open and the other end connected to a power feeder, and the second antenna element, having both ends open. The second antenna element is disposed on the outer peripheral surface of the first antenna element in insulated state. The other end of the first antenna element is connected to the power feeder through the first ring-shaped conductor.
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Citations
12 Claims
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1. Communications equipment of a folding type in which a speaker and a microphone are separately disposed, said communications equipment comprising:
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a first substrate and a second substrate on which circuitry for controlling said communications equipment is formed, said first substrate and said second substrate being respectively disposed inside a respective cabinet at said speaker side and said microphone side;
a first ground pattern and a second ground pattern provided on one of single and both faces of each of said first substrate and said second substrate;
a connector made of a conductor for electrically coupling said first ground pattern and said second ground pattern; and
a antenna device mounted on at least one of said first substrate and said second substrate;
said antenna device including;
a) a first antenna element or which one end is open and another end is connected to a power feeder, and a second antenna element having both ends open, said second antenna element placed at an outer peripheral face of said first antenna element and electrically insulated; and
b) said first antenna element of which end other than open end is connected to said power feeder via a first ring-shaped element. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification