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On April 23, Fundamental Innovation Systems International LLC, a non-patent practicing entity (NPE), sued Lenovo, TCL and Belkin in the Delaware District Court for infringing its charging technology ...[Details]

Voltage doubler rectifier circuit principle Figure 1 Half-wave rectifier voltage circuit (a) Negative half cycle (b) Positive half cycle (1) During the ne...[Details]

Add 336 circuit to improve voltage regulation   The application circuit shown in the figure adds an LM336 reference diode to improve the voltage regulation rate Vn=3.75+(11R2)=5V. ...[Details]

The first problem encountered in the use of natural gas flowmeters is the selection of instruments. The selection of natural gas flowmeters is not an easy task, and there are many factors to consider...[Details]

What kind of effects can we get when we combine mobile phones and cars? We currently have two main methods: the classic method, mobile phone clip + mobile phone, used as a plug-in host. A brand new w...[Details]

This is a three-phase power supply diagram. Q1 and Q2 form one phase, Q3 and Q4 form one phase, and Q5 and Q6 form one phase. Each phase is controlled by the PWM control IC (CS5301) and condu...[Details]

1. Install the ARM-Linux-GCC toolchain 　　Just one command: 　　sudo apt-get install gcc-arm-linux-gnueabi 　　The premise is that your Ubuntu system version is the latest version supported by the offic...[Details]

This chapter introduces the EXTI related knowledge of STM8L051F3, which is divided into the following parts: About EXTI KEY external interrupt detection 1. Introduction to EXTI EXTI is also a knowl...[Details]

Today, high-brightness LEDs have been comprehensively improved in terms of light output, energy efficiency and cost. They also have many advantages such as compactness, low-voltage operation and ...[Details]

 With RUCKUS R770, RUCKUS will continue to provide purpose-driven networks, empowering customers in major vertical industries to maximize the advantages of Wi-Fi 7 in speed, latency, capacity and co...[Details]

　　The unijunction transistor is also called a double base diode. Its symbol and appearance are shown in the attached figure. 　　The method to determine the emitter E of a single junction transistor ...[Details]

Apple’s new AirPods Pro headphones have been sold out across the entire US network. It is obvious that Apple has successfully created another "explosive" product, and AirPods Pro has become an indust...[Details]

Since the beginning of this year, despite many uncertainties lingering in the market, such as the COVID-19 pandemic causing disrupted factory operations and reduced demand for IT equipment, global se...[Details]

The initial idea of ​​the project was mainly from the remote control of Android phones on the Internet. This is my first time doing this project, so I'm sure I'll waste a lot of money. Th...[Details]

On November 12, Foresight Autonomous Holdings, an innovator in automotive vision systems, announced the launch of its advanced sensor suite portfolio: ScaleCam™ Vision, ScaleCam™ Thermal and QuadSi...[Details]