Mobile telephone capable of automatically switching antenna according to user's hand position
First Claim
1. A mobile communication device, comprising:
- a first antenna configured to transmit and receive RF signals;
a first sensor adjacent to the first antenna;
a second antenna configured to transmit and receive RF signals;
a second sensor adjacent to the second antenna;
a sensing circuit in communication with the first sensor and the second sensor, the sensing circuit being configured to determine the position of a user'"'"'s hand relative to the first antenna or the second antenna in response to signals received from the first sensor and the second sensor; and
an antenna switching circuit configured to select the first antenna or the second antenna to transmit and receive RF signals to enable wireless communications in response to the position of the user'"'"' hand relative to the first antenna and the second antenna as determined by the sensing circuit.
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Accused Products
Abstract
A mobile communication device includes a first antenna configured to transmit and receive RF signals, a first capacitive sensor adjacent to the first antenna, a second antenna configured to transmit and receive RF signals, a second capacitive sensor adjacent to the second antenna, a sensing circuit in communication with the first capacitive sensor and the second capacitive sensor, the sensing circuit being that can determine the position of a user'"'"'s hand adjacent to the first antenna or the second antenna in response to sensing signals received from the first capacitive sensor and the second capacitive sensor, and an antenna switching circuit that can select the first antenna or the second antenna to transmit and receive RF signals to enable wireless communications in response to the position of the user'"'"' hand relative to the first antenna and the second antenna as determined by the sensing circuit.
63 Citations
19 Claims
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1. A mobile communication device, comprising:
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a first antenna configured to transmit and receive RF signals; a first sensor adjacent to the first antenna; a second antenna configured to transmit and receive RF signals; a second sensor adjacent to the second antenna; a sensing circuit in communication with the first sensor and the second sensor, the sensing circuit being configured to determine the position of a user'"'"'s hand relative to the first antenna or the second antenna in response to signals received from the first sensor and the second sensor; and an antenna switching circuit configured to select the first antenna or the second antenna to transmit and receive RF signals to enable wireless communications in response to the position of the user'"'"' hand relative to the first antenna and the second antenna as determined by the sensing circuit. - View Dependent Claims (2, 3, 4, 5)
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6. A mobile communication device, comprising:
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a first antenna configured to transmit and receive RF signals; a first capacitive sensor adjacent to the first antenna; a second antenna configured to transmit and receive RF signals; a second capacitive sensor adjacent to the second antenna; a sensing circuit in communication with the first capacitive sensor and the second capacitive sensor, the sensing circuit being configured to determine the position of a user'"'"'s hand relative to the first antenna or the second antenna in response to sensing signals received from the first capacitive sensor and the second capacitive sensor; and an antenna switching circuit configured to select the first antenna or the second antenna to transmit and receive RF signals to enable wireless communications in response to the position of the user'"'"' hand relative to the first antenna and the second antenna as determined by the sensing circuit. - View Dependent Claims (7, 8, 9, 10, 11, 12)
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13. A mobile communication device, comprising:
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a first antenna configured to transmit and receive RF signals; a second antenna configured to transmit and receive RF signals; a capacitive sensor; a signal generating circuit configured to produce a sensing signal to be applied to the capacitive sensor; a sensing circuit configured to determine the position of a user'"'"'s hand relative to the first antenna or the second antenna based on the sensing signal received from the capacitive sensor; and an antenna switching circuit configured to select the first antenna or the second antenna to transmit and receive RF signals to enable wireless communications in response to the position of the user'"'"' hand relative to the first antenna and the second antenna as determined by the sensing circuit. - View Dependent Claims (14, 15, 16, 17, 18, 19)
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Specification