Frozen screen detection method and device, electronic equipment and vehicle

• Main Authors: LI JIAHU, DONG XIAOFEI
• Format: Patent
• Language: Chinese; English
• Published: 17.11.2023
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; PICTORIAL COMMUNICATION, e.g. TELEVISION

The invention discloses a frozen screen detection method and device, electronic equipment and a vehicle. The method comprises the steps that the change condition of a preset pixel point in a video signal output to a display screen is monitored, and the preset pixel point changes according to a preset strategy when the display screen is not frozen; and determining whether the display screen is frozen or not according to the change condition of the preset pixel points and the preset strategy. Through the scheme of the invention, the frozen screen detection of the display equipment can be realized under the condition of not additionally adding a camera, and the cost is effectively reduced. 本申请公开了一种冻屏检测方法、装置、电子设备及车辆。该方法包括：监测输出至显示屏的视频信号中预设像素点的变化情况，其中，所述预设像素点在所述显示屏未发生冻屏时以预设策略变化；根据所述预设像素点的变化情况以及所述预设策略，确定所述显示屏是否发生冻屏。通过本申请方案，可以在无需额外增加摄像头的情况下实现对显示设备的冻屏检测，有效降低了成本。