Method for detecting ambient light sensing value, electronic device and storage medium

An electronic device, comprising:

• a display screen,
• a sensor located below the display screen and configured to sense a light sensing value,
• a memory configured to store computer execution instructions;
• and
• a processor configured to execute the computer execution instructions stored in the memory;
• wherein when the computer execution instructions are executed, the processor is configured to perform a method for detecting ambient light sensing value, and the method comprises:
• collecting a light sensing value sensed by the sensor when the display screen is in an on state, to obtain a first light sensing value;
• wherein the first light sensing value is a sum of the ambient light sensing value and a first screen light leakage value, and the first screen light leakage value is a light leakage value when the display screen is in the on state;
• collecting a light sensing value sensed by the sensor when the display screen is in an off state, to obtain a second light sensing value;
• wherein the second light sensing value is a sum of the ambient light sensing value and a second screen light leakage value, and the second screen light leakage value is a light leakage value when the display screen is in the off state;
• calculating a difference between the first light sensing value and the second light sensing value, to obtain a light sensing value drop depth;
• acquiring a first calibration coefficient, wherein the first calibration is configured to calibrate a mapping relationship between the light sensing value drop depth and the first screen light leakage value;
• acquiring a calibrated first screen light leakage value based on the light sensing value drop depth and the first calibration coefficient;
• and
• calculating the ambient light sensing value by subtracting the calibrated first screen light leakage value from the first light sensing value.

A method for detecting ambient light sensing value, applied to an electronic device comprising a display screen and a sensor located below the display screen, wherein the method comprises:

• collecting a light sensing value sensed by the sensor when the display screen is in an on state, to obtain a first light sensing value;
• wherein the first light sensing value is a sum of the ambient light sensing value and a first screen light leakage value, and the first screen light leakage value is a light leakage value when the display screen is in the on state;
• collecting a light sensing value sensed by the sensor when the display screen is in an off state, to obtain a second light sensing value;
• wherein the second light sensing value is a sum of the ambient light sensing value and a second screen light leakage value, and the second screen light leakage value is a light leakage value when the display screen is in the off state;
• calculating a difference between the first light sensing value and the second light sensing value, to obtain a light sensing value drop depth;
• acquiring a second calibration coefficient, wherein the second calibration coefficient is configured to calibrate a mapping relationship between the light sensing value drop depth and the second screen light leakage value;
• acquiring a calibrated second screen light leakage value based on the light sensing value drop depth and the second calibration coefficient;
• and
• calculating the ambient light sensing value by subtracting the calibrated second screen light leakage value from the second light sensing value.