What is dead copper (PCB island)?

Whether dead copper (islands) should be removed in PCB design.

Some people say that it should be removed, the reason is probably: 1, it will cause EMI problems. 2,

Hengtong launches three series of erbium-doped laser fiber products

At the "19th China International Optoelectronic Exposition" held recently, Hengtong announced that it has once again broken through in the field of special optical fibers and launched three series of erbium-doped laser fiber products.

The difference betwee

Technology early news: China Mobile released 4K TV, will you buy it?

1, iPhone 8 see you early tonight! Tenth Anniversary, Named iPhone X

In the early hours of September 13, Beijing time, Apple will hold a new product launch in the fall and release the latest mobile phone. With the leaking of the iOS 11 GM quasi-formal versio

Intel wants to push the core to VR-ready

Although Microsoft's forthcoming MR head-up is very low on the hardware threshold, as long as the nuclear display can run, but some big brands in the market still need a higher

Select the home theater curtain Raiders

The curtain is something we are familiar with. In many people's minds, it is just a white screen that displays the projection when the movie is placed. There is nothing special about it, so most users