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Recently, fingerprint recognition under LCD screens has become a hot topic in the mobile phone industry. Fingerprints are currently the most widely used method for secure unlocking and payment ...[Details]
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Traditional boost LED driver The traditional LED driver uses a boost circuit, and the simplified circuit form is shown in Figure 1. Figure 1 The input voltage VIN of the boost type LED backligh...[Details]
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Recently, the official website of the State Intellectual Property Office disclosed that the patent applied by Huawei Technologies Co., Ltd. on September 26, 2022 was published on March 26, 2024. Th...[Details]
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Jiwei.com reported on December 1 that the well-known market organization IDC released the "China Wearable Device Market Quarterly Tracking Report for the Third Quarter" today, which shows that the sh...[Details]
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Whenever we watch Hollywood sci-fi movies, we always sigh that the visual stereoscopic projection technology in the blockbusters is so cool and magical, but this technology must first be realized on ...[Details]
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1 Introduction
Audio analog signal circuits often need to adjust the level within a wide range, and the adjustment range of high-precision circuits is more than 100 dB. It is equivalent to...[Details]
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The anti-corrosion magnetic flap level gauge is composed of its body, float, flap box, fluoroplastic and other parts. Its working principle is based on Archimedes' principle, using a magnetic float t...[Details]
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According to SamMobiles, the Samsung Voice Recorder App has been updated to version 21.3.50.27 and supports the Android 12 system. Samsung Voice Recorder App is a pre-installed application on Sam...[Details]
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The sound wave frequency exceeds the human hearing and the sound wave with a frequency higher than 20 kHz is called ultrasonic wave. The frequency of ultrasonic wave used for flaw detection is 0.4-25 ...[Details]
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The much-anticipated digital video revolution is now well underway. In recent years, advances in technology have enabled new video capabilities to be found in a wide range of devices, from cell phones...[Details]
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Gree Dasong TOSOT G7 mobile phone was officially released today, equipped with Snapdragon 870 processor, priced from 2,959 yuan, and is now on sale in Gree Dong Mingzhu store. Gree Dasong ...[Details]
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During the 12th Five-Year Plan period, my country will focus on developing four major directions: public safety robots, medical rehabilitation robots, bionic robot platforms, and modular core compone...[Details]
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0 Introduction
Teleoperation is remote operation, which is to make things move and change under the remote action of people's behavior. Teleoperation is a basic technology with a wide rang...[Details]
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Driven by the "3060" dual carbon target, the "Technical Roadmap for Energy Saving and New Energy Vehicles (Version 2.0)" clearly states that by 2035, my country's annual sales of energy-saving vehicl...[Details]
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1. First modify the top-level Makefile as follows: ARCH ?= $ (SUBARCH) CROSS_COMPILE ?= Change to: ARCH ?= arm CROSS_COMPILE ?= arm－linux－ 2. Execut...[Details]
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