Principle of oscillometric blood pressure signal detection (a common method of measuring blood pressure)First, inflate the cuff, and the cuff blocks the blood flow signal in the blood vessel. When it ...
When using AD2S1210, I found that the front LDO, model SPX1117-5.0V, was very hot. I couldn't figure it out because the current would not be very large. The LDO input was 12V, and the power consumed w...
I have been in EEW for a long time, but I have not made any earth-shattering contributions. This time I am a moderator, and it is my first time to be a moderator. I will work hard in the future and tr...
I came across this article by accident. Although I have been engaged in analog electronics for 4 years, I found that I had never gotten started after reading it! I am posting it here to share with you...
Original by Zhang Zhaozhong 2019-11-12 18:08:08
Text/Elephant PDK
Friends who are familiar with Germany must know that Germany has always been a rigorous country, striving for excellence in both engin...
As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[Details]
Driven by business opportunities such as access to new markets and government initiatives like the Belt and Road Initiative, global expansion has become a significant trend for Chinese companies. C...[Details]
Electronics engineers all know that transient voltage suppression (TVS) diodes are used to protect ports, preventing damage to downstream circuits caused by transient voltage surges. In short, TVS ...[Details]
Amid the increasing complexity of electronic system power management,
power architecture design
is undergoing a paradigm shift from experience-driven to tool-enabled.
Analog
Devices...[Details]
Due to limitations in size, weight, and cost, most continuous-wave radar seekers use single-antenna technology. Insufficient isolation between the transmitter and receiver causes the transmitted si...[Details]
summary
NFC (Near Field Communication) is a short-range, high-frequency wireless communication technology that allows contactless, point-to-point data exchange (within ten centimeters) between...[Details]
The development of electric vehicles is unstoppable. More and more people are choosing new energy vehicles. With the subsidies provided by the state and the shortage of resources, new energy vehicl...[Details]
Coherent Corp., a Saxonian-based materials, networking, and laser technology company, has officially opened a new $127 million manufacturing facility in the Nhon Trach Industrial Park in Dong Nai P...[Details]
As the core component of electric vehicles, power batteries determine factors such as the vehicle's range. With the increase in the number of electric vehicles, more and more people are choosing el...[Details]
The idea of vehicles sharing information and collaborating to make transportation safer, more environmentally friendly, and more enjoyable is incredibly appealing. The various technologies associat...[Details]
The battery capacity and endurance of electric vehicles are of great concern to car owners. At the same time, the vehicle's endurance and battery capacity are also used as a selling point by manufa...[Details]