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In the early 1990s, portable phones were all the rage. With the rapid development of electronic technology, today's mobile phones can not only send emails and text messages, but also take photos, ch...[Details]

Introduction The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technol...[Details]

Engineers who are new to wireless design and wireless product development need to master the basics of RF measurement . In many cases, this process is to enable engineers who have been engag...[Details]

Signal sources have developed to a very wide range today. We can classify them according to the frequency range: ultra-low frequency (0.1m～1kHz), audio (20Hz～20kHz), video (20kHz～10MHz), radio fre...[Details]

introduction Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its excel...[Details]

Semiconductor devices used in high-end computing (advanced microprocessors) and consumer electronics (graphics and gaming chipsets) devices generally provide data rates up to 6.4Gbps through hig...[Details]

Power semiconductors and reactive components (capacitors and inductors) are ubiquitous in today's electrical equipment. In normal operation, they can cause two undesirable side effects on the AC line ...[Details]

Introduction High voltage power supply is an indispensable part of nuclear radiation detection instrument, which supplies high voltage to nuclear radiation detection devices (such as prop...[Details]

Abstract: Using TMS320F2812 DSP chip as the control unit, without any gate control device control, the rich software resources of DSP 2812 are used to achieve equal precision measurement. A...[Details]

Abstract: By controlling the supply voltage of the radio frequency (RF) power amplifier (PA) in a CDMA/WCDMA cellular phone, the PA efficiency can be improved, heat generation can be reduced, and t...[Details]

0 Introduction Implantable medical devices can be divided into two types: passive and active. Most passive implantable medical devices are non-electronic products, such as contact lenses, hear...[Details]

The difference between CCD and CMOS sensors Mr.OH! briefly introduced CCD and CMOS in the second lecture, but for most students, what they see is a combination of integrated chips! The detailed int...[Details]

I hope my mobile phone has more functions, I hope my digital camera is smaller, I hope my Walkman can listen longer... Consumers are always full of expectations for the performance of portable electro...[Details]

Introduction DFT (Discrete Fourier Transformation) is an important transformation tool for digital signal analysis and processing such as graphics, speech and images. The amount of calcula...[Details]

On July 1 this year, the "Civil Airport Management Regulations" will be officially implemented. The new regulations put forward higher requirements for the safe operation of airports. At the same t...[Details]