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First of all, high light efficiency: The light efficiency of LED display screens can be said to be an important indicator of energy saving. At present, China still needs to strengthen its light effic...[Details]
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Structural or white-box testing is effective in finding logic, control flow, computational, and data errors in the code. This testing requires a clear view of the inner workings of the software (henc...[Details]
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This was the quick answer given by OPPO Vice President Shen Yiren in response to a series of questions from the author during the media interview session after the OPPO Reno series mobile phone launc...[Details]
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Welding robot motion control refers to the control of the posture, speed, position and other parameters during the welding process by controlling the way the welding robot performs motion, so as to...[Details]
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Before using Spice, evaluating its DC and AC performance is key to success. But model evaluation should go beyond that, the designer should also understand how the active device model performs when o...[Details]
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Abstract: This paper introduces the design principle of an internally modulated optical fiber colorimetric thermometer based on DSP and MCU dual processors. The thermometer uses AT89C55 and TMS320F20...[Details]
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1. Introduction
Blood sugar test refers to the measurement of glucose concentration in human blood. For diabetic patients, blood sugar concentration is an important indicator of the condit...[Details]
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Passive voltage probes are the most commonly used type of oscilloscope probes today. Passive probes do not contain active devices such as transistors or amplifiers, so the probe does not need to be p...[Details]
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目前,我国高压电动机的保护主要有机电式和集成电路两种,但都存在着诸多弊病,不能很好地保护电动机。其中,异步电动机的机电式保护,主要以电流增大作为判据,保护原理粗略,对断相等严重不对称故障,由于一般不出现显著的电流增大,从而使保护装置难以及时动作,造成事故扩大;集成电路式保护虽在保护原理上有所改善,但其保护特性一般无法与电动机热曲线实现较好配合,常发生拒动或误动,严重的甚至烧毁电动机。因此,研...[Details]
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What are high frequency waves? Many people have doubts and don’t know how to answer this question.
In fact, high-frequency waves are a type of ultrasonic waves, and their distinction is based on ...[Details]
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Recently, at the MediaTek Helio G90T launch conference, Ning Binhui, head of Tencent Mobile Game Accelerator, introduced how Tencent cooperated with MediaTek to jointly create dual WiFi network accel...[Details]
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According to a report by Nikkei Asia Review on December 13, the global chip shortage alarm has not yet shown signs of being lifted, and semiconductor delivery times are still being extended. Accordin...[Details]
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The relay protection tester is a new type of miniaturized microcomputer relay protection tester based on the "Technical Conditions for Microcomputer Relay Protection Test Devices (Draft for Discussio...[Details]
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On March 9, Nissan officially announced a new electric powertrain technology called "X-in-1". According to this new technology, the core components of Nissan's pure electric and e-POWER model systems...[Details]
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Panasonic Automotive Systems Co., Ltd. (PAS) and Arm recently announced a strategic collaboration to jointly promote the standardization of software-defined vehicle (SDV) architecture.
Based ...[Details]