-
TD-SCDMA (Time Division Synchronous Code Division Multiple Access) is one of the three major standards for the third generation of mobile communications. It is a communication standard with indepen...[Details]
-
【
Abstract
】
RFID technology will be ubiquitous in the future, and there is no doubt about it, because it brings convenience and timeliness to people, which means efficiency and...[Details]
-
Digital signal processors have efficient numerical computing capabilities and can provide a good development environment, while programmable logic devices have highly flexible configurability. This...[Details]
-
With the advancement of computer technology, the development of image processing and pattern recognition methods, fingerprint processing technology has become more mature and has been widely used i...[Details]
-
Conventional ECG recorders are one of the main means for doctors to diagnose heart diseases, but they can only record short heartbeats. In many cases, it is difficult to record ECG changes during a...[Details]
-
Overview
Bioelectric signals are very weak, and there is strong interference when detecting them. Therefore, there are many technical difficulties in designing high-quality bioelectric ampli...[Details]
-
With the development of automatic control technology, the application of precision air pressure generation and control technology is becoming more and more extensive. However, the traditional valve...[Details]
-
In some warehousing management, manufacturing, meteorological observation, scientific research and daily life, the requirements for temperature and humidity are common. For example, the "Interim Pr...[Details]
-
In the test of the electronic ignition module, in order to simulate the real working condition of the electronic ignition system, the electronic ignition module is often placed in an environment hi...[Details]
-
Infrared remote control is widely used in household appliances, security, industrial control and people's daily life, especially household appliances and security.
When there are many TVs, VCD...[Details]
-
1 Introduction
In the current test field, the correlation detection method is increasingly widely used for filtering. Correlation filtering can easily separate a signal of a specific frequency...[Details]
-
Chapter 1 Proposal
Endless salespeople interrupt your normal work schedule;
Employees leave their work stations without permission during working hours;
Unauthorized persons ente...[Details]
-
With the development of supermarket industry and the strengthening of loss prevention awareness, the use of electronic anti-theft equipment (EAS) has become very popular in various parts of the countr...[Details]
-
Lithium-ion batteries have a high energy-to-weight and energy-to-volume ratio, no memory effect, can be recharged many times, have a long service life, and are becoming increasingly cheaper. A good...[Details]
-
In electronic measurement technology, frequency measurement is one of the most basic measurements. The commonly used frequency measurement method and period measurement method have great limitation...[Details]