No-cable stereo handsfree accessory
First Claim
Patent Images
1. A handsfree accessory for a mobile communication device, comprising:
- first and second earpieces each having a respective audio transducer;
a microphone; and
a transceiver, operatively coupled to the respective audio transducers and the microphone, for providing wireless communication between the handsfree accessory and the mobile communication device;
an electrically conductive wire which carries audio information between the transceiver and the audio transducer of the second earpiece; and
at least one electrical body contact for establishing a virtual ground via the body of a user with respect to the audio information carried on the electrically conductive wire.
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Abstract
A handsfree accessory for a mobile communication device is provided. The handsfree accessory includes first and second earpieces each having a respective audio transducer, a microphone, and a transceiver. The transceiver is operatively coupled to the respective audio transducers and the microphone, and provides for wireless communication between the handsfree accessory and the mobile communication device.
91 Citations
19 Claims
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1. A handsfree accessory for a mobile communication device, comprising:
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first and second earpieces each having a respective audio transducer; a microphone; and a transceiver, operatively coupled to the respective audio transducers and the microphone, for providing wireless communication between the handsfree accessory and the mobile communication device; an electrically conductive wire which carries audio information between the transceiver and the audio transducer of the second earpiece; and at least one electrical body contact for establishing a virtual ground via the body of a user with respect to the audio information carried on the electrically conductive wire. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A handsfree accessory for a device, comprising:
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first and second earpieces each having a respective audio transducer; a receiver, operatively coupled to the respective audio transducers, for providing wireless communication between the handsfree accessory and the device; an earpiece housing integral with the first earpiece and housing the receiver; and a non-two-wire communication link which carries audio information between the receiver and the audio transducer of the second earpiece; wherein the non-two-wire communication link comprises an electrically conductive wire which carries audio information between the transceiver and the audio transducer of the second earpiece, and at least one electrical body contact for establishing a virtual ground via the body of a user with respect to the audio information carried on the electrically conductive wire. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19)
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Specification