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US 8,014,161 B2Granted
Communication device and electronic apparatus using the same
AssigneePanasonic Corporation
InventorsHiroki Iwamiya, Yukio Sakai, Yuji Osumi
Life of this patent
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Abstract
In a communication device, a ground plane disposed on the upper or lower surface of a board or inside the board includes a first ground region disposed on a semiconductor circuit and connected thereto, and a second ground region disposed under an amplifier and connected thereto. The first ground region and the second ground region do not overlap with each other.
Claims8
A communication device comprising:
- a board including at least one ground plane therein;
- an amplifier disposed on the board;
- and
- a semiconductor circuit disposed under the board and connected to the amplifier, wherein
- the at least one ground plane includes:
- a first ground region connected to the amplifier;
- and
- a second ground region connected to the semiconductor circuit, the first ground region and the second ground region not overlapping with each other.
5 more elements
An electronic apparatus comprising:
- a board including at least one ground plane therein;
- an amplifier disposed on the board;
- a semiconductor circuit disposed under the board and connected to the amplifier;
- an antenna;
- and
- a signal processing circuit, wherein
- the antenna is connected to an output of the semiconductor circuit,
- the signal processing circuit is connected to an input of the semiconductor circuit, and
- the at least one ground plane includes:
- a first ground region connected to the amplifier;
- and
- a second ground region connected to the semiconductor circuit, the first ground region and the second ground region not overlapping with each other.
9 more elements
Dependencies are inferred from the claim text.