摘要：【中文】本发明提供了一种故障检测装置，所述装置包括控制装置和显示装置，所述控制装置与所述显示装置连接，所述控制装置分别与第一待检测芯片和第二待检测芯片进行连接；所述控制装置，用于分别采集所述第一待检测芯片的第一待检测数字信号和第二待检测芯片的第二待检测数字信号，并控制将所述第一待检测数字信号和第二待检测数字信号进行比对，并将比对结果发送至所述显示装置；所述显示装置，用于接收所述控制装置发送的比对结果，并将比对结果进行显示。本申请还提供了一种方法和故障检测设备。通过此种方式，可以实现实时检测电路，而且可以精确定位发生问题的芯片和引脚，避免人为排查原因造成的大量的耗时。 【EN】The invention provides a fault detection device, which comprises a control device and a display device, wherein the control device is connected with the display device and is respectively connected with a first chip to be detected and a second chip to be detected; the control device is used for respectively acquiring a first to-be-detected digital signal of the first to-be-detected chip and a second to-be-detected digital signal of the second to-be-detected chip, controlling the comparison between the first to-be-detected digital signal and the second to-be-detected digital signal, and sending a comparison result to the display device; and the display device is used for receiving the comparison result sent by the control device and displaying the comparison result. The application also provides a method and fault detection equipment. By the mode, the real-time detection circuit can be realized, the chips and the pins which have problems can be accurately positioned, and a large amount of time consumption caused by manual troubleshooting is avoided.

摘要：【中文】本文公开了一种基于LED灯珠的异常电压检测方法及装置，属于LED设备领域，该方法包括：将LED灯珠两端的输入电压进行规范化，得到输入模拟电压；进行模数转换，将所述输入模拟电压转换为数字量；通过单片机对所述数字量进行比对，得到电压异常数据及对应的坐标；通过单片机技术实现异常电压的检测，并可以定位异常电压对应的坐标，解决了“毛毛虫”问题，提高了LED灯的显示效果。 【EN】The document discloses an abnormal voltage detection method and device based on LED lamp beads, belonging to the field of LED equipment, and the method comprises the following steps: normalizing input voltages at two ends of the LED lamp beads to obtain input analog voltages; performing analog-to-digital conversion to convert the input analog voltage into digital quantity; comparing the digital quantity through a single chip microcomputer to obtain voltage abnormal data and corresponding coordinates; the detection of abnormal voltage is realized through the singlechip technology, the coordinate corresponding to the abnormal voltage can be positioned, the problem of 'caterpillar' is solved, and the display effect of the LED lamp is improved.

摘要：【中文】本发明公开一种亮、暗斑异常现象的检测方法，属于LED显示屏检测技术领域。该检测方法包括：获取LED显示屏中每一像素点的校正系数值，并计算出所述LED显示屏中所有像素点的平均校正系数值；根据所述平均校正系数值依次对每一像素点进行亮度检测，以获取所有亮度异常的像素点的坐标值；对所述所有亮度异常的像素点的坐标值进行位置信息归类处理，并根据所述位置信息归类处理的结果对每一亮度异常区域进行相应的IC序号或边界坐标输出。本技术方案，其针对LED显示屏的亮、暗斑现象的检测，可实现亮度异常区域的精准定位，避免现有技术方案通过人眼排查异常现象容易受主观因素影响导致准确率低的技术问题。 【EN】The invention discloses a method for detecting abnormal phenomena of bright spots and dark spots, and belongs to the technical field of detection of LED display screens. The detection method comprises the following steps: acquiring a correction coefficient value of each pixel point in the LED display screen, and calculating an average correction coefficient value of all the pixel points in the LED display screen; sequentially carrying out brightness detection on each pixel point according to the average correction coefficient value so as to obtain coordinate values of all pixel points with abnormal brightness; and carrying out position information classification processing on the coordinate values of all the pixels with abnormal brightness, and carrying out corresponding IC serial number or boundary coordinate output on each area with abnormal brightness according to the result of the position information classification processing. According to the technical scheme, the detection of bright and dark spot phenomena of the LED display screen can be realized, the accurate positioning of a brightness abnormal area can be realized, and the technical problem that the accuracy is low due to the fact that the abnormal phenomena are easily influenced by subjective factors when people check in the prior art is solved.