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29 Dec

What Is Millimeter Wave Radar?

by lintechtt
in Technology Trends
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Understanding Its Physical Principles and Industry Trends in One Article In recent years, millimeter-wave radar (mmWave radar) has rapidly become one of the most important sensing technologies across industries such as autonomous driving, robotics, smart homes, and vital sign monitoring. However, many people still associate it only with basic distance measurement, overlooking its deeper physical principles and disruptive potential. This article provides a clear and structured explanation of what millimeter-wave radar is,...

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29 Dec

24GHz Radar Altimeter | High-Precision Altitude Measurement from 0.4–500 m

by lintechtt
in Articles, UAV Applications
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Model No.:  NRA24Pro     This 24GHz radar altimeter is a high-performance altitude measurement sensor specifically designed for low-altitude aircraft and unmanned systems. With a detection range from 0.4 meters to 500 meters, it delivers stable and accurate altitude data even in complex operating environments. Utilizing 24GHz millimeter-wave radar technology, the sensor offers strong anti-interference capability and is unaffected by lighting conditions, fog, dust, or haze, making it suitable for all-weather and all-environment...

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29 Oct

Data Structure of Mifare S50 RFID Card

by lintechtt
in Articles
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Data Structure of Mifare S50 RFID Card   (Feature photo quote: https://pressola.uk/product/mifare-1k-s50/)   S50 Data Sheet Download   Mifare S50 (also known as Mifare Classic 1K) is one of the most commonly used high-frequency RFID cards. Its data structure adopts a "sector-block" hierarchical design, following strict storage rules and access control logic. Here is a detailed explanation of its data structure: I. Overall Storage Capacity and Division The total capacity of Mifare S50 is 1024 bytes, divided into...

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29 Oct

Bank IC Card Reading Flow Instructions

by lintechtt
in Articles
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Detailed Explanation of Bank UnionPay IC Card Reading Process     The card reading process of UnionPay IC cards complies with the PBOC specification and ISO 7816 standard, implemented through multiple rounds of APDU (Application Protocol Data Unit) command interactions between the card reader and the card. Below is a detailed breakdown based on the latest technical documents. I. Initialization Phase: Power Supply and Protocol Negotiation 1. Power Activation and Reset The card reader provides power...

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