An article was published on the Internet, saying that television services have become the basic business of telecom operators, and that Sichuan should be a model to promote broadband and optical network construction. Indeed, broadband development progresses rapidly. Data in ...read more...
Home Appliances China Information Network News: In the blink of an eye, the weather is sunny, the weather is sunny and rainy, and the temperature is like a roller coaster. After a while, the short-sleeved shorts are inseparable, and then the jacket is cold and tight. In this weather, the interior is ...read more...
[Source: "High-tech LED" magazine March issue (total issue 63) Wen | Wang Peng, general manager of Baishi Optoelectronics] At the beginning of the new year, when the manufacturers went to the top, and strived for the upstream, no matter how entangled the pain in the past year, Anyway, 201 ...read more...
[Text|High-tech Research Institute LED Research Institute (GLII)] High-tech Research Institute LED Research Institute (GLII) statistics show that in January 2015, Taiwan's six sapphire substrates listed on the cabinet manufacturers total revenue of 156 million yuan (unit: RMB, the same below), ...read more...
Frequency by speaker playback A. Full-range speaker: Ability to reproduce full-range sound (20Hz-22kHz). B. Tweeter: Also known as the treble head and the high-pitched voice, it mainly reproduces the sound of the high-frequency part of 6-22 kHz. C. Midrange speaker: capable of playing back 200 ...read more...
Today, drones have become one of the biggest hot spots in the show. DJI, Parrot, 3D RoboTIcs, AirDog and other well-known drone companies have displayed their latest products. Even Intel and Qualcomm booths exhibited aircraft with powerful communications and the ability to aut ...read more...
On April 8th, Crystal Optoelectronics (002273) announced on Wednesday evening that the company plans to invest 20 million yuan with Zhejiang Zhejiang University Joint Innovation Investment Management Partnership, Zhejiang University Innovation Research Institute Co., Ltd., Zhejiang Shuanghuan Trans ...read more...