Piezoelectric crystals are the core of imaging. The probe uses the piezoelectric effect of the crystal to convert high-frequency electrical energy into ultrasonic waves for outward radiation, and rece...
I sampled 8 40KHZ square waves (25us per cycle). The sampling frequency is 500KHz, which means one point is sampled every 2us. I cannot restore it. There are only a few high pulses with a long interva...
Abstract: This paper introduces the bootstrap design and application of the IDMA interface of the ADSP-218X series DSP chip. In terms of hardware, it introduces the characteristics of the IDMA interfa...
Input voltage: constant 12V Duty cycle D of PWM wave driving IGBT varies from 0.01 to 0.9 Output voltage range: only 0.2 to 4.8V Theoretically it should be 0.12 to 10.8V. What is the reason? ? ? [colo...
Long ago, the lifespan of cars in my country was 15 years. Once a car reached 15 years old, it was forced to be scrapped. However, the policy was later changed. As long as the car does not exceed 6...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[Details]
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As “energy conservation and emission reduction” has become an indicator of the National Economic Development Outline of the 11th Five-Year Plan, people’s awareness of green enviro...[Details]
In the scorching summer, electric fans are a must-have for cooling down people's homes. However, I believe most people have encountered this situation: the fan is plugged in, the switch is pressed,...[Details]
With the increasing popularity of automated equipment, linear modules, a common auxiliary device for automated equipment, have also seen a bright future. In particular, in recent years, many small ...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[Details]
Compiled from semiengineering
The industry is increasingly concerned about power consumption in AI, but there are no simple solutions. This requires a deep understanding of software and ...[Details]
The drive shaft is a high-speed, low-support rotating body, so its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing tests and adjustments on a balancing machine before ...[Details]
The term "remote meter reading" literally emphasizes remoteness. But how far is remote? One kilometer? Two kilometers? Those aren't considered far at all. Currently, the longest distance for ...[Details]
This article, part of Texas Instruments' "Power Supply Design Tips" series,
focuses on flyback converter design, discussing key design considerations for a 53VDC to 12V/5A continuous conduction...[Details]
Chip architecture licensing company ARM has hired Amazon's AI chip chief Rami Sinno to help advance its plan to develop its own complete chip, people familiar with the matter said, according to Reu...[Details]