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GNSS is a navigation system composed of multiple satellites. GNSS plays a vital role in unmanned driving. The high-precision positioning module M22 in the GNSS receiver sends precise positioning an...[Details]
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According to the Financial Times, in order to accelerate the development of autonomous driving, Waymo, an autonomous driving subsidiary of Alphabet, announced on Wednesday local time that it would ma...[Details]
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1. Basic principles of analytic hierarchy process The Analytic Hierarchy Process (AHP) is a decision-making method that decomposes the elements related to decision-making into levels such as goals, c...[Details]
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After this year's Apple conference, Mark Gurman, a well-known technology reporter from Bloomberg, wrote an article emphasizing that the biggest surprise Apple gave was not new devices, new features o...[Details]
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Twitter user @Apple Demo shared some photos and hands-on videos of Apple Watch prototypes. From the pictures, we can see that this early prototype is covered with a thick protective case to prevent t...[Details]
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1 Introduction
Based on Plank's blackbody radiation law, we built a high-temperature test system using sapphire optical fiber coated with high-temperature ceramics as a blackbody high-temp...[Details]
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Identification of Common Components 1. Resistance Resistors are represented by "R" plus a number in a circuit, such as R1, which represents a resistor numbered 1. The main functions of resistor...[Details]
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According to the whistleblower @Yogesh Brar, Qualcomm's new generation Snapdragon 8 Gen1 Plus performs well, and the overall performance will be improved by about 10%. From the test machine, t...[Details]
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It uses STM32CBT8. The small module is very cost-effective and has rich resources. It is easy to use after porting u/COS, HTTP, MQTT protocols, etc. It is really addictive! BUT: The IO port resources...[Details]
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1 Current Status of Relay Protection Development
The rapid development of power systems has continuously put forward new requirements for relay protection. The rapid development of electronic...[Details]
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The mainstream automatic start-stop methods on the market have been questioned due to service life and reliability issues. The setting of the wire-controlled steering system on the Infiniti Q50 i...[Details]
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When manufacturing LED chips, the selection of substrate materials is the primary consideration. The appropriate substrate should be selected based on the requirements of the equipment and LED dev...[Details]
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On August 28, Tongxingda released its 2020 semi-annual report. The company achieved revenue of 4.127 billion yuan, a year-on-year increase of 80.08%; the net profit attributable to shareholders of th...[Details]
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With the rise of the Internet of Things (IoT) and the increasing popularity of digital technology, our reliance on connectivity has grown exponentially. This surge in demand has promoted the rapid de...[Details]
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1 System Principle and Design 1.1 Detection Principle At present, there are two common types of mice, wheel type and photoelectric type. The wheel type mouse relies on the transmission of the wheel...[Details]