Air condition and lamp control system and method based on light sensing of vehicle

• US 9,981,528 B2
• Filed: 08/12/2015
• Issued: 05/29/2018
• Est. Priority Date: 03/30/2015
• Status: Active Grant

• Current Assignee: Hyundai Motor Company (Hyundai Motor Group)
• Original Assignee: Hyundai Motor Company (Hyundai Motor Group)
• Inventors: Kwon, Dong Ho, Park, June Kyu, Chang, Yong Soo, Cho, Kwang Woon
• Primary Examiner(s): Bowman, Mary Ellen
• Application Number:
  US14/824,822
• Publication Number:
  US 20160288610A1
• Time in Patent Office: 1,021 Days
• CPC Class Codes: B60H 1/0075 the input being solar radiation
• CPC Class Codes: B60K 35/60 Instruments characterised by their location or relative disposition in or on vehicles arrangements of lighting devices on dashboards B60Q3/10
• CPC Class Codes: B60Q 1/1423 Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic

Abstract

An air condition and lamp control system based on a light sensing of a vehicle may include an illumination sensor configured to detect an amount of irradiation of light irradiated into an interior side of the vehicle to be distinguished in a left and a right, an air condition controller configured to receive a left input voltage and a right input voltage according to the amount of irradiation of light detected by the illumination sensor and to independently compensate for left and right interior temperatures, a voltage amplifier configured to sum the left input voltage and the right input voltage which are transferred from the illumination sensor and to amplify the summed voltage to an amplified voltage, and a lamp controller configured to receive the amplified voltage amplified by the voltage amplifier, to compare the amplified voltage and a prestored lamp operation voltage, and to drive a lamp apparatus.

Claims

1. An air condition and lamp control system based on a light sensing of a vehicle, the air condition and lamp control system comprising:

an illumination sensor configured to detect an amount of irradiation of light irradiated into an interior side of the vehicle to be distinguished in a left and a right;

an air condition controller configured to receive a left input voltage and a right input voltage according to the amount of irradiation of light detected by the illumination sensor and to independently compensate for left and right interior temperatures by adjusting an air conditioner according to the left input voltage and the right input voltage;

a voltage amplifier configured to sum the left input voltage and the right input voltage which are transferred from the illumination sensor and to amplify the summed voltage to an amplified voltage; and

a lamp controller configured to receive the amplified voltage amplified by the voltage amplifier, to compare the amplified voltage and a prestored lamp operation voltage, and to drive a lamp apparatus in a case in which the amplified voltage does not reach the lamp operation voltage.

2. The air condition and lamp control system of claim 1, wherein the illumination sensor includes a left sensing device and a right sensing device so as to detect the light irradiated into a driver'"'"'s seat side and a passenger'"'"'s seat side of the vehicle to be distinguished in the left and the right.

3. The air condition and lamp control system of claim 2, wherein the illumination sensor includes a light blind wall provided between the left sensing device and the right sensing device, such that light irradiated into the left sensing device and the right sensing device is incident to be distinguished in the left and the right.

4. The air condition and lamp control system of claim 2, wherein the illumination sensor is configured to transfer the left input voltage and the right input voltage detected by the left sensing device and the right sensing device to the air condition controller, and

the air condition controller is configured to compensate for the interior temperature by adjusting an operation of the air conditioner at set temperature according to the corresponding input voltage based on the left input voltage and the right input voltage which are received.

5. The air condition and lamp control system of claim 1, wherein the voltage amplifier is provided between the illumination sensor and the lamp controller and includes an amplification circuit for amplifying the input voltage detected by the illumination sensor.

6. The air condition and lamp control system of claim 5, wherein the left input voltage and the right input voltage detected by the illumination sensor are summed by passing through diodes provided to the left and the right, respectively, and are then transferred to the voltage amplifier.

7. The air condition and lamp control system of claim 6, wherein the diodes are configured so that the input voltage detected by the illumination sensor is transferred only in a direction of the voltage amplifier.

8. The air condition and lamp control system of claim 1, wherein the lamp controller is configured to prevent the lamp apparatus from being driven when the amplified voltage is the lamp operation voltage or more, and to allow the lamp apparatus to be driven when the amplified voltage is less than the lamp operation voltage.

9. The air condition and lamp control system of claim 1, further comprising:

a first light sensing element having a first input terminal of the air condition controller connected to a first end thereof, having a first resistor connected to a second end of the first light sensing element, and configured to output a current according to the amount of irradiation of light;

a first diode connected to a first end of the first resistor and configured to allow a voltage transferred from the first light sensing element to be output in one direction;

a second light sensing element having a second input terminal of the air condition controller connected to a first end thereof, having a second resistor connected to a second end of the second light sensing element, and configured to output the current according to the amount of irradiation of light;

a second diode connected to a first end of the second resistor and configured to allow a voltage transferred from the second light sensing element to be output in one direction; and

an amplifier having a first end connected to a contact point between the first diode and the second diode and a second end connected to an input terminal of the lamp controller.

10. The air condition and lamp control system of claim 9, wherein the first end of the amplifier is an input terminal including a non-inverting terminal and an inverting terminal, the second end of the amplifier is an output terminal,

the non-inverting terminal of the input terminal is connected to a contact point between the first light sensing element and the second light sensing element and the inverting terminal of the input terminal is connected to a first end of a third resistor having a second end connected to a ground terminal and a first end of a fourth resistor, and

the output terminal is connected to a second end of the fourth resistor and the input terminal of the lamp controller.

11. An air condition and lamp control method based on a light sensing of a vehicle, the air condition and lamp control method comprising:

a detection operation, by an illumination sensor, of detecting an amount of irradiation of light irradiated into an interior side of the vehicle to be distinguished in a left and a right;

an air condition compensation operation, by an air condition controller, of checking a left input voltage and a right input voltage according to the detected amount of irradiation of light and independently compensating for left and right interior temperatures by adjusting an air conditioner according to the left input voltage and the right input voltage;

a voltage amplification operation, by a voltage amplifier, of summing the left input voltage and the right input voltage and amplifying the summed voltage to an amplified voltage; and

a lamp driving operation, by a lamp controller, of comparing the amplified voltage and a prestored lamp operation voltage and driving a lamp apparatus in a case in which the amplified voltage does not reach the lamp operation voltage.

12. The air condition and lamp control method of claim 11, wherein in the detection operation, light irradiated into a driver'"'"'s seat and a passenger'"'"'s seat of the vehicle is detected to be distinguished in the left and the right.

13. The air condition and lamp control method of claim 11, wherein in the air condition compensation operation, the interior temperatures are compensated by adjusting an operation of the air conditioner at set temperature according to the corresponding input voltage based on the left input voltage and the right input voltage which are received.

14. The air condition and lamp control method of claim 11, wherein in the lamp driving operation, in a case in which the amplified voltage is the lamp operation voltage or more, the lamp apparatus is not driven, and in a case in which the amplified voltage is less than the lamp operation voltage, the lamp apparatus is driven.