The economic crisis and the world recession. Where should we, the 2009 graduates, go? There are many different opinions. In short, the fact is: the employment situation of 2009 graduates is grim. Take...
[i=s]This post was last edited by mmmllb on 2014-7-3 10:03[/i]From the time when President Cai Yuanpei revitalized Peking University in 1921, Tsinghua University hired Wang Guowei, Liang Qichao, Zhao ...
I am a novice. When I look at the Zigbee packaged products, I see that the pins P0 port has 8, P1 port has 8, and P2 port has 5. Do these ports correspond to the P0, P1, and P2 ports of the embedded 8...
Calibrators are widely used in university experiments. Among them, there are two experiments in nuclear physics experiments in modern physics experiments (GM counter and β absorption) that require ...[Details]
Although improper medical device product design is not always associated with medical device-related errors. Studies of users have shown that lack of adequate training accounts for 70% to 90% of suc...[Details]
1 Introduction
The multifunctional monitor is a commonly used clinical medical device. It can display the patient's electrocardiogram (ECG), respiration (RESP), blood oxygen saturation (SP...[Details]
1. Design Overview
1. Design Intent
The rapid development of medical imaging technology continues to promote the progress of modern medicine. CT, MRI, and PET are widely ...[Details]
Magnetic resonance imaging (MRI) systems can take high-resolution cross-sectional perspective images of the human body, providing very useful information for medical diagnosis. The radio frequency pro...[Details]
introduction
Oxygen is an important substance for human metabolism. Brain tissue has a high metabolic rate and consumes about 20% of the total oxygen in the body. In the clinical rescue and ...[Details]
For more than 10 years, analog-to-digital converters (ADCs) have been widely used in industrial process control, medical instruments, communication systems, radar and other products as a booster of in...[Details]
At present, the global medical electronics industry is gradually showing attractive development prospects, and the speed of product replacement is constantly increasing. At the same time, due to the p...[Details]
With the development of the automobile industry, the complexity and information density of automobile information systems are increasing. Displays are no longer just basic centralized instrument di...[Details]
Many MEMS devices, such as accelerometers and mechanical resonance devices, require a vacuum environment to realize their designed functions. However, verifying whether the package cavity has reach...[Details]
This article first briefly introduces the working principles of current mode and voltage mode and their respective advantages and disadvantages; then discusses the ideal voltage mode using output c...[Details]
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
Today's mobile phone production testing faces an increasingly complex environment, with challenges of multiple frequency bands and multiple standards, pressure on production test speed, and pres...[Details]
MOSFETs are widely used as power switching elements in regulators and motor controllers. They are available as discrete devices or integrated into ICs in various H-bridge configurations.
A hig...[Details]
Preface
In recent years, many compact portable electronic products have been developed, such as mobile phones, digital cameras, MP3, MP4, PDA, GPS and DVD, etc. They are not only small in size...[Details]