Job Location:Shanghai
Department:Graphics Platform Engineering (GPE)Platform engineering team has immediate opening for Staff firmware development engineer for Image Signalling Process (ISP), Key resp...
I studied mechanics in my undergraduate degree and electronics in my graduate degree, but I didn't learn them very well. I feel that I have a better grasp of hardware. The skills I have now are: I am ...
I need to make a 2.4G long-distance module. I want to recommend a single LNA, a single PA, or a LNA+PA+SW integrated chip. I want a cheap one. Thanks a lot....
The TGF4042 function generator uses a 14-bit DAC with a main frequency of up to 400 MHZ. The manual clearly indicates the frequency resolution, but does not clearly indicate the amplitude resolution. ...
[align=center][img]http://img1.qq.com/news/pics/15885/15885016.jpg[/img][/align][align=center]Zhang Shengli[/align]On February 17, Zhang Shengli, director of the State Radio Administration, died unexp...
[i=s]This post was last edited by ddllxxrr on 2017-7-29 09:51[/i] I added a lithium battery last week, and I have to charge it this week. I looked at the PDF of MAX14690 and found the following instru...
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
In the development direction of the automotive industry, electric vehicles (EV) and hybrid electric vehicles (HEV) are becoming an obvious trend. From a technical point of view, hybrid power is mor...[Details]
In the past 20 years, although the inverters that use power transistors (GTR) as inverter power devices, 8-bit microprocessors as control cores, and realize asynchronous motor speed regulation acco...[Details]