A 100W wireless power transmission prototype was made before. The primary resonant side adopted full-bridge switch phase shift control. The schematic diagram is shown in the figure.The actual measured...
Receive "SHT31 Smart Gadget" and start testing immediately
The test board I received is a bit like chewing gum. But it is a bit bigger.
After opening the package, you can see that there is a "plastic ...
IoT security himqtt firewall data structure ringbuffer ring bufferWith the popularity of 5G , IoT security is particularly important. himqtt is the first high-performance MQTT IoT firewall with comple...
Imagine driving in the early 20th century. Drivers relied on hand signals, shouting, and a little guesswork to predict what other vehicles on the road were doing. Thanks to modern rear-lighting soluti...
Solid-state batteries
As a next-generation technology that is expected to improve the intrinsic safety and energy density of batteries, they have been included in the national development str...[Details]
Today, realme officially announced that the realme Dimension Breaking Mobile Phone Conference will be held at 14:00 on May 25. At that time, realme's eight new products will be released, and th...[Details]
Most system designers would probably agree that linear regulators are the easiest to use among many regulators, and for this reason, they are also the most popular among system designers. However...[Details]
Digital transformation is a term that has been heavily abused in marketing, and means different things depending on the industry, role, and maturity of the organization.
There are countless art...[Details]
(1) I have been troubled by a problem for the past two days. When doing serial communication with a microcontroller, some data is always transmitted incorrectly: when displaying numbers such as 0 to ...[Details]
An elderly woman who lives alone in a small mountain village takes a break from lunch. She has a thin, square rubber patch on the back of her hand. Like a plaster, it stretches and flexes with the ...[Details]
1. Shoot-through protection circuit
Half-bridge and full-bridge are commonly used topologies for switching power supplies. "Shoot-through" poses a great threat to them. Shoot-through is th...[Details]
The PWM mode can generate a signal with a frequency determined by the value of the TIMx_ARR register and a duty cycle determined by the value of the TIMx_CCRx register. The PWM mode can generate a ...[Details]
Photoplethysmography (PPG) is a popular optical technology used in heart rate monitors (HRM) and peripheral capillary oxygen saturation (SpO2) measurements. It is simple and convenient because only a...[Details]
There are many scattered distribution equipment installed on the high-voltage distribution line. For example, distribution transformers must be equipped with necessary lightning protection devices to ...[Details]
The Guangdong Provincial Prison Administration Bureau announced on the evening of November 1 that a prisoner escaped from Beijiang Prison in Shaoguan City on the morning of November 1. According ...[Details]
introduction
Intelligent sensors, which are composed of sensor technology, communication technology and computer technology, have attracted people's attention in process control an...[Details]
Advantages and disadvantages of induction motors and series motors
Induction motors and series motors are both common AC motors, and they each have their own advantages and disadvantages.
...[Details]
As early as last year's MediaTek press conference, OPPO announced that the new Find X series will be the first to use the Dimensity 9000 flagship chip. According to the latest news from blogger @李昂...[Details]
As automotive companies prepare for intelligence (smart driving and continuous OTA), the speed of automotive networks continues to increase, ushering in a new chapter in technological evolution. In...[Details]
Power technology
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