Another week has passed. I tested it twice this week. The first time, as everyone said, I couldn’t connect to the Internet. After trying N times, I still failed. Later, I found that I needed to use a ...
As shown in the figure, I converted +5V to -5V through MAX735, and then supplied the positive and negative 5V to the dual power amplifier. Once powered on, -5V was pulled down to 0V. After disconnecti...
Designers of Internet of Things (IoT) products are currently gravitating toward wireless connectivity based on Wi-Fi because it is widely deployed and well understood. However, any type of RF function...
[align=left][font=-apple-system,][color=#000000] Recently, a project was deployed. Party A used a virtualization platform and the servers provided were all virtualized cloned machines. The default par...
On May 17, the Hebei Provincial Development and Reform Commission issued the "List of Independent Energy Storage Demonstration Projects on the Grid Side Included in the Provincial Plan in 2022", wh...[Details]
Marvell today announced its second quarter results for fiscal year 2020. Data showed that in the second quarter, Marvell's revenue was US$657 million, exceeding previous expectations but lower than a...[Details]
Wireless technology has penetrated into every aspect of people's lives and is changing people's lives. Looking at the entire wireless testing industry, we can see some obvious trends and challenges: F...[Details]
0 Introduction
Wireless sensor network is a kind of RGS system (remote ground sensor system). It is a detection system that uses multiple sensors as comprehensive intelligence collection elements, p...[Details]
I. Description of key issues
Perhaps everyone
still has the impression
that
3D monitors
require glasses to watch. Indeed, the 3D monitors developed by early
monitor
manufactu...[Details]
"Small size, big power" promotes production line logistics automation
June 15, 2021, Shanghai - Mobile Industrial Robots (MiR), a global leader in the mobile robot market, toda...[Details]
On August 28, Samsung SDI and General Motors said they had signed a contract to invest US$3.5 billion (4.65 trillion won) to build a joint venture power battery factory in Indiana, the United S...[Details]
At present, with the live broadcast trend of all people, VR live broadcast, which integrates virtual reality and live broadcast technology, has "broken the circle" and attracted the attention of the ...[Details]
The resolution of the voltage measured by the ZDS2022 oscilloscope is (full screen amplitude/200). For example, at the 5V/div voltage range, the voltage resolution is 5V/div×8div/200 = 0.2V, and the ...[Details]
Common motor control methods include the following:
1. DC Motor Control:
- Direct voltage control: The speed of the motor is changed by adjusting the DC voltage.
- Pulse Width Modula...[Details]
In common motor control systems, local and remote switching of motors is a common practical requirement. For example, for equipment that can be operated by on-site personnel, three working modes ar...[Details]
Apple's iPhone and iPad can provide a privacy screen, where only the wearer of "Apple Glasses" can see the information on the screen through augmented reality technology. Apple has repeatedly...[Details]
As the JESD204 interface is increasingly adopted by data converters, there is a pressing need to focus on its performance and optimize the digital interface. The focus should not be solely on the per...[Details]
On the evening of October 26, Shengbang Shares announced that the net profit attributable to the parent company's owners in the first three quarters was 451 million yuan, a year-on-year increase of 1...[Details]
For decades,
silicon (Si) has been the workhorse of the semiconductor industry—everything from microprocessors to discrete power devices
. However, as modern power-demanding applications su...[Details]
RF/Wirelessly
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