Radiotelephone with user perceivable visual signal quality indicator
First Claim
Patent Images
1. A portable radiotelephone, comprising:
- a receiver for receiving a radio signal;
a signal quality determining circuit operatively coupled to the receiver for determining a signal quality of the radio signal received by the receiver;
a display driver operatively coupled to the signal quality determining circuit for providing a display signal based on the signal quality;
a telephone earpiece operatively coupled to produce audible sound based on the radio signal received by the receiver;
a radiotelephone housing for housing the receiver and the telephone earpiece and adapted to be held to a users head with the earpiece adjacent to an ear of the user; and
a signal quality indicator disposed on an outer surface of the radiotelephone housing within the peripheral vision of the user when the telephone earpiece is held to a users head with the earpiece adjacent to an ear of the user and operatively coupled to receive the display signal from the display driver.
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Accused Products
Abstract
A portable radiotelephone (100) has a signal quality indicator (110) disposed in a location on an outer surface of a housing thereof so that the indicator is within a peripheral view of the user when an earpiece (210) of the radiotelephone is held to a user'"'"'s ear. In the peripheral vision of the user, the signal quality indicator (110) indicates a quality of the signal received by receiver (130) of the portable radiotelephone handset.
68 Citations
23 Claims
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1. A portable radiotelephone, comprising:
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a receiver for receiving a radio signal; a signal quality determining circuit operatively coupled to the receiver for determining a signal quality of the radio signal received by the receiver; a display driver operatively coupled to the signal quality determining circuit for providing a display signal based on the signal quality; a telephone earpiece operatively coupled to produce audible sound based on the radio signal received by the receiver; a radiotelephone housing for housing the receiver and the telephone earpiece and adapted to be held to a users head with the earpiece adjacent to an ear of the user; and a signal quality indicator disposed on an outer surface of the radiotelephone housing within the peripheral vision of the user when the telephone earpiece is held to a users head with the earpiece adjacent to an ear of the user and operatively coupled to receive the display signal from the display driver. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A portable radio device, comprising:
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a receiver for receiving a radio signal; a signal quality determining circuit operatively coupled to the receiver for determining a signal quality of the radio signal received by the receiver; a display driver operatively coupled to the signal quality determining circuit for providing a display signal based on the signal quality; an earpiece operatively coupled to produce audible sound based on the radio signal received by the receiver; and a signal quality indicator disposed within the peripheral vision of the user when the portable radio is in use and operatively coupled to receive the display signal from the display driver, wherein a color of the signal quality indicator changes as the signal quality diminishes. - View Dependent Claims (23)
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Specification