STMicroelectronics has released a series of new single-chip controller chips. The New Products feature features and performance that were previously only available in high-quality or high-end displays, including advanced 12-bit color processing, higher color fidelity, DisplayPort interface and in ----more
On September 18th, Xinhuanet reported that the Shandong Semiconductor Lighting Industry Alliance was established in Jinan on the morning of the 17th. In 2008, the output value of semiconductor lighting industry in Shandong Province reached 15 billion yuan, and the semiconductor lighting industry ha ----more
On October 9th, Cree announced the launch of XLamp® XP-G LED, the industry's brightest and most efficient lighting-grade LED, with a luminous flux of 367 lm and a luminous efficiency of 1A. It is 111 lm/W; compared with the previously introduced XR-E LED, the brightness is increased by 46%, ----more
LED backlights are rapidly growing in large-scale applications, but the ultimate market for the LED industry is still in the field of lighting. Compared with traditional lighting, LED lighting efficiency is much higher than incandescent lamps, and in the global trend of environmental protection iss ----more
Tender No.: 2009-EQ-100-GC-73 Tendering Agent: No other entrusted owner: Southwestern Transportation University Journal Deadline: 2009-10-14 Region: Shaanxi Industry: Electrical and Electronic Appliances Southwest Jiaotong University (Tendering Party) conducts limited competition bidding for com ----more
USA - Philips Color Kinetics ( http:// ) announced that its eW Downlight Powercore LED fixture (65 beam angle, 2700 K and 4000K only) has been awarded the ENERGY STAR label. Meeting the strict efficiency and performance criteria set forth by the US Environmental Protection Agency and the US Depart ----more
The voice is turbid and reduced by 60Hz~80Hz. The bass pressure is reduced by 125Hz. The midrange is too thick and reduces 400Hz~500Hz. The intermediate frequency hits the ear minus 1250Hz~2000Hz. The vocal is too prominent to reduce 3K, High frequency harshness is red ----more