LED light ring under the hidden worry

——Interview with Dr. Zhang Xiaofei, CEO of Gaogong LED and Dean of Zhejiang Higher Industrial Rese…

[High-tech LED News] TCL Group officially signed a joint venture with Taiwan's Hongchao subsidiary Harvatck (HongKong) Limited to build TCL Hongqi Technology (Huizhou) Co., Ltd. on the afternoon of June 24, the registered capital of the joint vent…

In this reference design, the buck-boost converter (referenced to the input voltage) generates a 350mA current that drives four white LEDs (WLEDs) from a 7V to 18V DC supply and is designed to use the MAX16834 current-mode high-brightness (HB) <…

[High-tech LED News] Recently, the Yangzhou Municipal Government and the South Korea Yuli Group have deepened cooperation in the field of LED lighting and jointly promoted the promotion and application of LED in a wider field. The Yangzhou Municipal G…

During the rainy season, molds are easy to grow in the home, and bacterial viruses are easy to spread, which is harmful to human health. When there is mildew food in the home, do not eat it again, so as not to cause health hazards. How to pay attention to food safety? For food safety, the detai…

In the summer, the weather of "the sun is burning like fire, the temperature is hot and hot, and it is hard to smash" makes people think of various ways to prevent heatstroke. However, people should remember to give home appliances heatstroke prevention and safety services while they …

According to the Korean media, LG Display is discussing the sale of China's Nanjing LED packaging production line to Heesung Electronics, a cooperative company located near the production line. It is rumored that LG Display has withdrawn its LED p…

The degree of dryness and humidity of the air is called "humidity". The less water vapor is contained in a certain volume of air at a certain temperature, the more dry the air; the more water vapor, the more humid the air. In the summer season, we open air conditioners for a long time…

The LED display that is in use suddenly has garbled characters due to signal problems. If it is at a major opening ceremony, the loss is irreparable. Therefore, how to improve the reliability and stability of signal transmission has become a problem that engineers have to fac…

Recently, ITRI called on more than 20 industry-university research groups, including Jingdian (2448), Yiguang (2393), Taifei, Pingtung University of Science and Technology, and Taiwan University, with a total of 87 or more member representatives, and established the first "Taiwan."…

Brief content: At present, there are many problems in the quality of engineering caused by barbaric decoration. It is understood that a large part of various accidents such as fires in urban residential buildings in China are caused by hidden dangers left by barbaric decoration. Even if there i…

Example 1. Fault phenomenon: The car burglar alarm remote control* does not work. When the remote control function buttons are pressed, the red LED of the remote control does not light.
Analysis of the cause: This fault is mostly in the remote control itself, and there are several ca…