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1. Forward voltage drops, dim light
A: One is that the electrode and the light-emitting material are in ohmic contact, but the contact resistance is large, which is mainly caused by low concen...[Details]
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0 Introduction
The boost-type
circuits
currently used for white light driving
mainly include
inductive
type
DC-DC
circuits and charge pump circuits. In...[Details]
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With
the improvement of
automobile
intelligence
,
human-computer interaction
has expanded from simple operation and feedback between drivers and vehicles to multimodal interactive exp...[Details]
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This year, GM has mentioned on various occasions more than once that "the new generation of electronic and electrical architecture Global B will provide system support for electrification, active saf...[Details]
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When it comes to office projectors, the impression in everyone's mind is often the old antiques in traditional conference rooms that have been "in service" for three, four or six years. People want t...[Details]
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Morse code is a signal code that is sometimes on and sometimes off. This signal code expresses different English letters, numbers, punctuation marks, etc. through different arrangements. It was in...[Details]
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South Korean foundry DB HiTek produces semiconductor chips by forming thin films made of gallium nitride (GaN) material on silicon wafers, a technology that responds to fast-growing markets such as c...[Details]
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Abstract: KA1M0880 is a high-efficiency, high-stability, high-voltage PWM series circuit with minimal external components produced by Samsung. It contains high-voltage MOS field effect transisto...[Details]
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According to foreign media reports, Italian supercar manufacturer Ferrari said on April 11 that it had signed an agreement with South Korean company Samsung Display to use the latter’s organic light-...[Details]
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①Product Introduction
INS-811 is a cost-effective automotive-grade integrated navigation and positioning system. It has a built-in high-precision satellite positioning module that integrates a...[Details]
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The high-voltage differential probe is designed using the principle of differential circuits. Its measurement voltage is up to 8kv and the pulse decay time is up to 11ms. It is an ideal tool for cali...[Details]
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According to foreign media reports, Fiat Chrysler Automobiles (FCA) will use technologies from Harman (Samsung) and Google to develop a new ecosystem to enhance the connected life experience of FCA o...[Details]
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realme held a new product launch conference in New Delhi, India, and officially launched its first true wireless headset, realme Buds Air. It will be available on December 23 and will be available in...[Details]
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1 Introduction
PLC is widely used in the field of industrial control. Because of its good scalability and unique internal logic secondary programming function, it has greatly expanded its appl...[Details]
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The 500kt/a methanol system of Henan Coal and Chemical Industry Group Zhongyuan Dahua Company adopts Shell pulverized coal gasification technology to produce raw gas. The medium-pressure steam outlet ...[Details]
DIY/Open Source Hardware
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