How to control and solve the wafer crack in the LED solid cr…

First, the chip material itself is broken If the chip breakage is greater than 1/5 of the width of the single-sided chip or the break is at an oblique angle, each side is longer than 2/5 chips or damaged to the aluminum pad. Such chips are unacceptable (this is an item in the chip inspection stand ...read more...

Smart home system based on WiFi technology

Smart home is based on residential platform, using integrated wiring technology, network communication technology, security technology, automatic control technology, audio and video technology to integrate home life related facilities, and build efficient management system for reside ...read more...

Tiantong shares will raise 2 billion yuan to increase the sa…

Tiantong Co., Ltd. (600330) announced on the evening of June 27 that the company intends to issue no more than 210 million shares to no more than 10 specific targets including the company's shareholder Tiantong High-tech Group Co., Ltd., and the issue price is not less than 9.66 yuan. / shares, ...read more...

Analysis of Linear Change of CPU Case Temperature with Envir…

Under typical conditions, the maximum difference in CPU temperature rise is 3.1 ° C, and the relative error is -9.6%. The error is mainly due to some simplified processing in the modeling process, and temperature measurement error. Overall, the results of numerical calculation can meet the n ...read more...

Resolving the secret evolution of a head-mounted display

Can the projector be carried with you? The advent of head-mounted displays answers this question, that is, the projector can be carried not only with it, but also with many features that were not previously available. The head-mounted display device is essentially a projector ...read more...