Apparatus for controlling lamp for vehicle and method for controlling lamp for vehicle using the same

1. An apparatus for controlling a lamp for vehicles, the apparatus comprising:

a first sensing unit to sense information regarding approaching to a current object when one's own vehicle is running;

a second sensing unit to sense current brightness information of the lamp installed at the vehicle when the vehicle is running;

a control unit receiving the information regarding approaching to a current object sensed by the first sensing unit and the current brightness information sensed by the second sensing unit and comprising a range of information regarding approaching to a preset reference object and a range of reference brightness information;

a determination unit to determine, under control of the control unit, whether the information regarding approaching to a current object sensed by the first sensing unit is within the range of information regarding approaching to a preset reference object and the current brightness information sensed by the second sensing unit is outside the range of reference brightness information;

a brightness level adjustment unit to adjust a level of the current brightness information of the lamp under control of the control unit so as to emit light by adjusting the current brightness information to the range of reference brightness information, when the determination unit determines that the information regarding approaching to a current object is within the range of information regarding approaching to a preset reference object and the current brightness information is outside the range of reference brightness information; and

a first identification unit to identify a level state of the current brightness information when the determination unit determines that the information regarding approaching to a current object is within the range of information regarding approaching to a preset reference object and the current brightness information is outside the range of reference brightness information,

wherein:

the current brightness information comprises information on a brightness area on a current road surface; and

the range of reference brightness information comprises information on a range of at least one of a first brightness area and a second brightness area of a reference road surface.

2. The apparatus according to claim 1 , wherein:

the current brightness information is at least one of a current high beam emission amount and a current low beam emission amount; and

the range of reference brightness information is a range of at least one of a reference high beam emission amount and a reference low beam emission amount.

3. The apparatus according to claim 1 , wherein:

the information regarding approaching to a current object is at least one of remaining distance and approach speed and time to reach the current object; and

the information regarding approaching to a reference object is at least one of remaining distance and approach speed and time to reach the reference object.

4. The apparatus according to claim 1 , wherein, when the determination unit determines that the information regarding approaching to a current object is within the range of information regarding approaching to a preset reference object and a current high beam emission amount corresponding to the current brightness information is outside a range of a reference low beam emission amount corresponding to the range of reference brightness information, the brightness level adjustment unit decreases a level of the current high beam emission amount corresponding to the current brightness information under control of the control unit so as to emit light by adjusting the current high beam emission amount to the range of the reference low beam emission amount.

5. The apparatus according to claim 1 , wherein, when the determination unit determines that the information regarding approaching to a current object is outside the range of information regarding approaching to a preset reference object and a current low beam emission amount corresponding to the current brightness information is outside a range of a reference high beam emission amount corresponding to the range of reference brightness information, the brightness level adjustment unit increases a level of the current low beam emission amount corresponding to the current brightness information of the lamp under control of the control unit so as to emit light by adjusting the current low beam emission amount to the range of the reference high beam emission amount.

6. The apparatus according to claim 1 , further comprising a second identification unit to identify adjustment of a level of the current brightness information when the determination unit determines that the information regarding approaching to a current object is within the range of information regarding approaching to a preset reference object and the current brightness information is outside the range of reference brightness information.

7. The apparatus according to claim 1 , further comprising a third identification unit to identify that adjustment of a level of the current brightness information is completed when the brightness level adjustment unit completes adjustment of the level of current brightness information of the lamp under control of the control unit so as to emit light by adjusting the current brightness information to the range of reference brightness information.

8. A method of controlling a lamp for vehicles, the method comprising:

sensing information regarding approaching to a current object when one's own vehicle is running, the sensing being performed by a first sensing unit;

sensing current brightness information of the lamp installed at the vehicle when the vehicle is running, the sensing being performed by a second sensing unit;

determining, by a determination unit, under control of a control unit, whether the information regarding approaching to a current object sensed by the first sensing unit is within a range of information regarding approaching to a preset reference object, the range being set by the control unit and the current brightness information sensed by the second sensing unit is outside a range of reference brightness information set by the control unit;

adjusting a level of the current brightness information of the lamp under control of the control unit so as to emit light by adjusting the current brightness information to the range of reference brightness information, the adjusting being performed by a brightness level adjustment unit, when the determination unit determines that the information regarding approaching to a current object is within the range of information approaching to a preset reference objet and the current brightness information is outside the range of reference brightness information; and

performing first identification to identify a level state of the current brightness information, the performing being performed by a first identification unit, when the determination unit determines that the information regarding approaching to a current object is within the range of information approaching to a preset reference object and the current brightness information is outside the range of reference brightness information,

wherein, in at least one of the sensing of the current brightness information, the determining, and the adjusting, the current brightness information comprises information on a brightness area of a current road surface, and the range of reference brightness information comprises information on a range of a first brightness area of a reference road surface and a range of a second brightness area of the reference road surface.

9. The method according to claim 8 , wherein, in at least one of the sensing of the current brightness information, the determining, and the adjusting, the current brightness information is at least one of a current high beam emission amount and a current low beam emission amount, and the range of reference brightness information is a range of at least one of a reference high beam emission amount and a reference low beam emission amount.

10. The method according to claim 8 , wherein, in at least one of the sensing of the information, the determining, and the adjusting, the information regarding approaching to a current object is provided as at least one of remaining distance and approach speed and time to reach the current object and the information regarding approaching to a preset reference object is provided as a range of at least one of remaining distance and approach speed and time to reach the reference object.

11. The method according to claim 8 , wherein, when the determination unit determines that the information regarding approaching to a current object is within the range of information approaching to a preset reference object and a current high beam emission amount corresponding to the current brightness information is outside a range of a reference low beam emission amount corresponding to the range of reference brightness information, the adjusting comprises decreasing a level of the current high beam emission amount corresponding to the current brightness information of the lamp under control of the control unit so as to emit light by adjusting the current high beam emission amount to the range of the reference low beam emission amount, the adjusting being performed by the brightness level adjustment unit.

12. The method according to claim 8 , wherein, when the determination unit determines that the information regarding approaching to a current object is outside the range of information approaching to a preset reference object and a current low beam emission amount corresponding to the current brightness information is outside a range of a reference high beam emission amount corresponding to the range of reference brightness information, the adjusting comprises increasing a level of the current low beam emission amount corresponding to the current brightness information of the lamp under control of the control unit so as to emit light by adjusting the current low beam emission amount to the range of the reference high beam emission amount, the adjusting being performed by the brightness level adjustment unit.

13. The method according to claim 8 , further comprising, after the determining, performing second identification to identify adjustment of a level of the current brightness information, the performing being performed by a second identification unit, when the determination unit determines that the information regarding approaching to a current object is within the range of information approaching to a preset reference object and the current brightness information is outside the range of reference brightness information.

14. The method according to claim 8 , further comprising, after the adjusting, performing third identification to identify that the adjusting of the level of the current brightness information is completed, the performing being performed by a third identification unit, when the brightness level adjustment unit completes adjustment of the level of the current brightness information of the lamp under control of the control unit so as to emit light by adjusting the current brightness information to the range of reference brightness information.

15. The apparatus according to claim 1 , wherein, when the determination unit determines that at least one of remaining distance and approach speed and time to reach the current object is within the range of at least one of remaining distance and approach speed and time to reach the reference object and the brightness area of the current road surface that corresponds to the current brightness information is outside the range of the first brightness area of the reference road surface that corresponds to the range of reference brightness information, the brightness level adjustment unit decreases the brightness area of the current road surface that corresponds to the current brightness information of the lamp under control of the control unit so as to display the brightness area of the current road surface to be adjusted to the range of the first brightness area of the reference road surface, and

wherein, when the determination unit determines that at least one of remaining distance and approach speed and time to reach the current object is outside the range of at least one of remaining distance and approach speed and time to reach the reference object and the brightness area of the current road surface that corresponds to the current brightness information is outside the range of the second brightness area of the reference road surface that corresponds to the range of reference brightness information, the brightness level adjustment unit increases the brightness area of the current road surface that corresponds to the current brightness information of the lamp under control of the control unit so as to display the brightness area of the current road surface to the range of the second brightness area of the reference road surface.

16. The method according to claim 8 , wherein the adjusting comprises, when the determination unit determines that at least one of remaining distance and approach speed and time to reach the current object is within the range of at least one of remaining distance and approach speed and time to reach the reference object and the brightness area of the current road surface that corresponds to the current brightness information is outside the range of the first brightness area of the reference road surface that corresponds to the range of reference brightness information, decreasing, by the brightness level adjustment unit, the brightness area of the current road surface that corresponds to the current brightness information of the lamp under control of the control unit so as to display the brightness area of the current road surface to be adjusted to the range of the first brightness area of the reference road surface, and

wherein the adjusting comprises, when the determination unit determines that at least one of remaining distance and approach speed and time to reach the current object is outside the range of at least one of remaining distance and approach speed and time to reach the reference object and the brightness area of the current road surface that corresponds to the current brightness information is outside the range of the second brightness area of the reference road surface that corresponds to the range of reference brightness information, increasing, by the brightness level adjustment unit, the brightness area of the current road surface that corresponds to the current brightness information of the lamp under control of the control unit so as to display the brightness area of the current road surface to the range of the second brightness area of the reference road surface.

17. An apparatus for controlling a lamp for vehicles, the apparatus comprising:

a first sensing unit to sense information regarding approaching to a current object when one's own vehicle is running;

a second sensing unit to sense current brightness information of the lamp installed at the vehicle when the vehicle is running;

a control unit receiving the information regarding approaching to a current object sensed by the first sensing unit and the current brightness information sensed by the second sensing unit and comprising a range of information regarding approaching to a preset reference object and a range of reference brightness information;

a determination unit to determine, under control of the control unit, whether the information regarding approaching to a current object sensed by the first sensing unit is within the range of information regarding approaching to a preset reference object and the current brightness information sensed by the second sensing unit is outside the range of reference brightness information;

a brightness level adjustment unit to adjust a level of the current brightness information of the lamp under control of the control unit so as to emit light by adjusting the current brightness information to the range of reference brightness information, when the determination unit determines that the information regarding approaching to a current object is within the range of information regarding approaching to a preset reference object and the current brightness information is outside the range of reference brightness information; and

a first identification unit to identify a level state of the current brightness information when the determination unit determines that the information regarding approaching to a current object is within the range of information regarding approaching to a preset reference object and the current brightness information is outside the range of reference brightness information,

wherein, when the determination unit determines that the information regarding approaching to a current object is within the range of information regarding approaching to a preset reference object and a current high beam emission amount corresponding to the current brightness information is outside a range of a reference low beam emission amount corresponding to the range of reference brightness information, the brightness level adjustment unit decreases a level of the current high beam emission amount corresponding to the current brightness information under control of the control unit so as to emit light by adjusting the current high beam emission amount to correspond to the range of the reference low beam emission amount, and

wherein, when the determination unit determines that the information regarding approaching to a current object is outside the range of information regarding approaching to a preset reference object and a current low beam emission amount corresponding to the current brightness information is outside a range of a reference high beam emission amount corresponding to the range of reference brightness information, the brightness level adjustment unit increases a level of the current low beam emission amount corresponding to the current brightness information of the lamp under control of the control unit so as to emit light by adjusting the current low beam emission amount to correspond to the range of the reference high beam emission amount, and

wherein:

the current brightness information comprises information on a brightness area on a current road surface; and

the range of reference brightness information comprises information on a range of at least one of a first brightness area and a second brightness area of a reference road surface.