HANDS-FREE APPARATUS FOR VEHICLE AND METHOD OF CONTROLLING THE SAME
First Claim
Patent Images
1. A method of controlling a hands-free system for a vehicle, the method comprising:
- connecting with a cellular phone through local area communication;
entering a call conversation state when a hands-free function activates;
receiving a call termination command from a driver;
transmitting a call termination message to the connected cellular phone; and
retransmitting, when a success message is not received from the connected cellular phone in response to the call termination message, the call termination message by a preset number of times until the success message is received.
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Abstract
A method of controlling a hands-free system for a vehicle includes connecting with a cellular phone through local area communication. A call conversation state is entered when a hands-free function activates. A call termination command is received from a driver. A call termination message is transmitted to the connected cellular phone. When a success message is not received from the connected cellular phone in response to the call termination message, the call termination message is retransmitted by a preset number of times until the success message is received.
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Citations
20 Claims
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1. A method of controlling a hands-free system for a vehicle, the method comprising:
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connecting with a cellular phone through local area communication; entering a call conversation state when a hands-free function activates; receiving a call termination command from a driver; transmitting a call termination message to the connected cellular phone; and retransmitting, when a success message is not received from the connected cellular phone in response to the call termination message, the call termination message by a preset number of times until the success message is received. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A hands-free system for a vehicle, comprising:
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a local area communicator configured to exchange a signal with a cellular phone through local area communication; a user input configured to receive a call termination command from a driver during a call conversation state after a hands-free function is activated; and a controller configured to control the local area communicator to transmit a call termination message to the cellular phone connected with the local area communication upon receiving the call termination command, and to control the local area communicator to retransmit, when a success message is not received from the connected cellular phone in response to the call termination message, the call termination message by a preset number of times until the success message is received.
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- 11. The hands-free system according to claim 11, wherein the controller compulsively transits the call conversation state to a call termination state when the success message is not received from the connected cellular phone after the call termination message is retransmitted by the preset number of times.
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20. An audio/video/navigation (AVN) system for a vehicle for providing a hands-free function, the AVN system comprising:
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a Bluetooth module paired with a cellular phone and configured to exchange a signal with the cellular phone; a controller configured to execute the hands-free function with respect to a call performed through the paired cellular phone; and a user input configured to receive a call termination command from a driver during a call conversation state when the hands-free function is executed, wherein the controller controls the Bluetooth module to transmit a call termination message to the cellular phone upon receiving the call termination command, and to control a local area communicator to retransmit, when a success message is not received from the cellular phone in response to the call termination message, the call termination message by a preset number of times until the success message is received.
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Specification