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On April 1, TCL Technology released an announcement stating that the company's acquisition of 60% of the shares of Suzhou Samsung Electronics LCD Display Technology Co., Ltd. and 100% of the shares o...[Details]
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Recently, at the request of a friend, I studied the simulation under QEMU MINI2440. I thought this process was nothing, but I found a lot of problems in this study. I wrote it down to share with ...[Details]
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FM modulation circuit using 555
Function of the circuit
Frequency modulation can be performed by changing the charging current of the self-excited multivibrator of 555. It is worth noting that...[Details]
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LED technical parameter symbol introduction
CT---Barrier capacitance
Cj---Junction (inter-electrode) capacitance, which indicates the total capacitance of the germanium detector diode wh...[Details]
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Speaking of encoders, you may not be unfamiliar with them, because they are very commonly used. The current mainstream encoders generally have relatively high precision, and are basically based on ...[Details]
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According to foreign media reports, Hanwha Techwin, a subsidiary of South Korea's Hanwha Group, has launched a highly cost-effective server-less ANPR (Automatic Number Plate Recognition System), ther...[Details]
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Beijing, China (
November
1
,
2023
)
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GigaDevice,
an industry-leading semiconductor device supplier
, announced that
the shipment...[Details]
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In wireless communication systems, the noise figure (NF) or, more appropriately, the noise factor (F) defines the noise performance and contribution to receiver sensitivity. This article details this ...[Details]
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Abstract: A portable human-machine interface system based on STM32 processor for total station measurement and calculation is designed. The method of processor IO port analog bus timing and externa...[Details]
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Rotational rheometers are an important part of modern rheometers. They rely on rotational motion to produce simple shear flow and can be used to quickly determine the rheological properties of mater...[Details]
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1. Introduction In order to improve the controllability of on-site operations in high-risk workplaces, this paper adopts bionic principles and high-integration design to realize a 3G video helmet ...[Details]
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1. OverviewLED
lighting is becoming more and more popular in the market. Now the lighting projects in cities have basically eliminated neon lights and used LED lights for prod...[Details]
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Pointer multimeter dial MF47 Multimeter, earlier called "three-function meter", has two types: pointer type and digital type. What three functions? Measure: voltage, current, resistance! How to us...[Details]
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As the current leader in the ICT (communication technology) industry, Huawei is clearly not satisfied with the status quo. Previously, Huawei's rotating chairman Xu Zhijun said bluntly: "Huawei does ...[Details]
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LEDs
are environmentally friendly, have a long lifespan, are small in size, highly directional, and are not easily damaged in solid form. They have gradually replaced traditional tungsten f...[Details]