Qinshang Optoelectronics signed a agreement with Ji Cai Company to cancel the LED display project
Qinshang Optoelectronics (002638) announced that due to the slow progress of the “Xinhua Freq...
Qinshang Optoelectronics signed a agreement with Ji Cai Company to cancel the LED display project
Qinshang Optoelectronics (002638) announced that due to the slow progress of the “Xinhua Freq...
Classification and characteristics of AC regulated power supply
A power supply capable of providing a stable voltage and frequency is called an AC stabilized power ...
In science fiction movies, biometrics appear frequently, such as using iris t...
Shi Yucan: LED lighting – replacement or innovation?
On December 15th, sponsored by Yuanhui Optoelectronics, the 2012 High-tech LED Conference--LED ligh...
Smartphone users will reach 700 million
By the end of 2012, the number of global smartphone users will reach 700 million. With the...
Ma Dong "touch net" claimed to be a good luck crab
Last month, Ma Dong, a well-known crosstalk master, announced that he had joined Baiduâ...
Discussion on the Causes of Switching Power Supply Whistling
Anyone who has done development work has such experience. Test the switching ...
Philips' new generation of high-efficiency solar LED lights illuminates Dutch Football Association
Solar "lighting center". Each lighting center covers an area of ​​...
Samsung and Intel to Push New Mobile Phone Operating System
iOS and Android, which have formed a duopoly in the field of smartphones, will usher in ch...
How is the WiFi signal transmitted?
The WiFi signal is an invisible object in reality, so it is difficult for peo...
International industrialization research and development direction of LED outdoor lighting
OFweek Semiconductor Lighting Network, the international big brands are basically concentrated on t...
Chunlan Air-conditioner sets new guidelines and new operating model
This year, the Chinese home appliance industry has experienced a year of ups and downs. Th...