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For people who wear hearing aids, sound is collected by the hearing aid microphone. Obviously, the position of the microphone determines the range of incoming sound, just as the auricle collects and d...[Details]
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In order to further adapt to the requirements of high security, the access control system has also undergone changes in RFID card access control, fingerprint access control, iris recognition access...[Details]
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Signal source is one of the four common electronic measuring instruments, the other three are: network analyzer, spectrum analyzer and oscilloscope. This article introduces the basic knowledge of...[Details]
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The STC series of MCUs are designed and produced by Hongjing Technology, a local company in mainland China. Due to its low price and high cost performance, STC MCUs have been favored by many b...[Details]
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Instantaneous voltage measurement requires a relative reference voltage. Generally, the ground level is selected as the reference potential. When measuring, select the coordinate sheet on the fluores...[Details]
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"The 5G equipment terminal network has a downlink rate of 500 megabits per second and an uplink rate of 120 megabits per second." On December 30, 2019, the commissioning personnel of the Intelligen...[Details]
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Electrical Resistance Tomography (ERT) is a process tomography technology that detects resistivity information in a material field based on the principle of electrical sensitivity. This technology has...[Details]
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Abstract:
NI CompactRIO and rapid software development based on the NI LabVIEW software platform provide powerful tools for various rapid prototyping and hardware-in-the-loop simulations. T...[Details]
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The Honor Smart Screen was released last week. The 55-inch Honor Smart Screen is priced at 3,799 yuan, and the Honor Smart Screen Pro is priced at 4,799 yuan. Some consumers are confused about the pr...[Details]
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A netizen posted a message praising TNT for improving his work efficiency. He said: "You will know how efficient it is only after using it. It's awesome that one screen can achieve the efficiency imp...[Details]
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Introduction
With the continuous application of contactless logic encryption cards, the shortcomings of its technology are increasingly exposed, and it is difficult to meet the needs of higher ...[Details]
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According to Science and Technology Daily, the pilot safety valve of the pressurizer of a nuclear power plant is crucial to the safe operation of the reactor and is recognized as the most difficult e...[Details]
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environment: Host: WIN8 Development environment: MDK4.72 ucgui version: 3.90 ucos version: ucos-ii mcu: stm32f103VE illustrate: This example creates a new mutually exclusive semaphore. Only one tas...[Details]
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On October 23, we learned from the official that Ideal Intelligent Driving "end-to-end + VLM" has officially started full push, including all models under the AD MAX platform. The new generation of...[Details]
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传统的
射频
(RF) 发送信号链通常使用数模转换器 (DAC) 来生成基带信号。然后，使用射频混频器和本地振荡器将此信号上变频为所需的射频频率。射频 DAC 技术取得进步，现在允许直接以所需的射频频率生成信号，从而显著简化射频发送信号链的设计和复杂性。
High-frequency RF DACs have balanced differential outp...[Details]
Analogue and Mixed Signal
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