APPARATUS FOR CONTROLLING SOUND VOLUME FOR VEHICLE
First Claim
1. An apparatus of controlling a sound volume for a vehicle, comprisinga steering wheel remote controller and a head unit, whereinthe steering wheel remote controller includes:
- a scroll-type button disposed at a portion of a steering wheel and configured to increase or decrease the sound volume depending on a rotational direction of the scroll-type button;
a counter configured to count the number of volume variation steps due to rotation of the scroll-type button for a predetermined time and to generate a volume signal; and
a communicator configured to transmit the volume signal to the head unit.
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Accused Products
Abstract
An apparatus for controlling sound volume for a vehicle includes a steering wheel remote controller and a head unit. The steering wheel remote controller includes a scroll-type button disposed at a portion of a steering wheel and configured to increase or decrease the sound volume depending on a rotational direction of the button. A counter is configured to count the number of volume variation steps due to rotation of the scroll-type button for a predetermined time and generate a volume signal. A communicator is configured to transmit the volume signal to the head unit.
9 Citations
6 Claims
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1. An apparatus of controlling a sound volume for a vehicle, comprising
a steering wheel remote controller and a head unit, wherein the steering wheel remote controller includes: -
a scroll-type button disposed at a portion of a steering wheel and configured to increase or decrease the sound volume depending on a rotational direction of the scroll-type button; a counter configured to count the number of volume variation steps due to rotation of the scroll-type button for a predetermined time and to generate a volume signal; and a communicator configured to transmit the volume signal to the head unit. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification