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With the increasing popularity of home multimedia computers, especially in recent years, the performance of computer sound cards has been greatly improved, and multimedia speakers have increasingly ...[Details]
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由中国光学光电子行业协会液晶分会和中国物理学会液晶分会联合主办,爱集微咨询(厦门)有限公司、电子科技大学、成都新型显示行业协会、成都辰显光电有限公司(维信诺)承办的2022中国显示学术会议将于9月22-24日在成都举行。 中国显示学术会议是中国历史最悠久、规格最高的显示学术会议。近30年以来,中国显示学术会议与中国显示产业同步成长,见证了中国显示产业从无到有、由小到大的崛起过程,每一届中国...[Details]
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There are many types of film capacitors, with different shapes and sizes. Among the film capacitors, there are several types that look similar and have similar names, such as CBB21 capacitors and C...[Details]
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Today, Apple released the public beta version of iOS 14.2, and before that they had just pushed the official version of iOS 14. Judging from the newly pushed public beta version, Apple conti...[Details]
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With the popularization of computers, networks and digital products, a large number of storage cards and USB flash drives make it easy for people to obtain songs in MP3/WMA format through the Inter...[Details]
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1. Brief Introduction Note: Implement software delay (imprecise delay) through code. 2. Instruction Cycle The microcontroller needs a clock signal to send to each internal circuit so that they c...[Details]
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1. Experimental tasks
A digital voltmeter is designed using the single-chip microcomputer AT89S51 and ADC0809. It can measure DC voltage values between 0 and 5V and display four digits, but ...[Details]
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Abstract: In 3G streaming media services, buffer data overflow seriously affects the multimedia picture quality and the smoothness of media playback, and reduces the user's perceived satisfaction w...[Details]
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Chip demand is growing strongly, and new orders are pouring in to wafer fabs. UMC's capacity utilization rate will remain at full capacity by the end of this year, and the average selling price of it...[Details]
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Schematic diagram of voltage converter using charge pump circuit
If the output current is 0. The voltage across C2 Vc2=V1, because C2 is isolated from the input, it can be connected to any...[Details]
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Infineon Technologies AG announced the launch of a new
battery management IC product family
that provides optimized solutions for battery monitoring and balancing. The new battery manageme...[Details]
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The reporter learned from the website of the Ministry of Industry and Information Technology that on June 1, the Ministry of Industry and Information Technology issued the "Guidelines for the Use of ...[Details]
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Ethernet is a baseband LAN technology developed in the 1970s. It uses coaxial cable as the network medium and adopts the carrier multiple access and collision detection (CSMA/CD) mechanism. The dat...[Details]
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Many applications require an oscilloscope with more than 4 channels, but most oscilloscopes on the market have only four channels at most and do not have an external input synchronous clock interface...[Details]
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On October 28, Intel announced today that it will expand the capacity of its packaging and testing base in Chengdu. This move aims to deepen its service commitment to the Chinese market and acceler...[Details]