Antenna device suitable for miniaturization
First Claim
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1. An antenna device comprising:
- a ground conductor plate composed of a metal plate; and
a radiating conductor plate composed of a metal plate and arranged at a predetermined gap from the ground conductor plate, wherein at least one of a plurality of first extending portions is provided in the radiating conductor plate to extend toward the ground conductor plate, and a plurality of second extending portions is provided in the ground conductor plate to extend toward the radiating conductor plate, and wherein capacitance is formed between the first extending portions and the ground conductor plate, between the second extending portions and the radiating conductor plate, or between the first extending portions and the second extending portions, respectively.
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Abstract
An antenna device includes a ground conductor plate composed of a metal plate and a radiating conductor plate composed of a metal plate and arranged at a predetermined gap from the ground conductor plate. First extending portions are provided in the radiating conductor plate to extend toward the ground conductor plate, and/or second extending portions are provided in the ground conductor plate to extend toward the radiating conductor plate. Capacitance is formed between the first extending portions and the ground conductor plate, between the second extending portions and the radiating conductor plate, or the first extending portions and the second extending portions respectively.
37 Citations
12 Claims
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1. An antenna device comprising:
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a ground conductor plate composed of a metal plate; and
a radiating conductor plate composed of a metal plate and arranged at a predetermined gap from the ground conductor plate, wherein at least one of a plurality of first extending portions is provided in the radiating conductor plate to extend toward the ground conductor plate, and a plurality of second extending portions is provided in the ground conductor plate to extend toward the radiating conductor plate, and wherein capacitance is formed between the first extending portions and the ground conductor plate, between the second extending portions and the radiating conductor plate, or between the first extending portions and the second extending portions, respectively. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification