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In the early 1990s, portable phones were all the rage. With the rapid development of electronic technology, today's mobile phones can not only send emails and text messages, but also take photos, ch...[Details]
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Introduction
The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technol...[Details]
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1 Introduction
In recent years, with the rapid growth of mobile phones and MP4 video players, it is estimated that the production of mobile phones this year will reach 1 billion units, and...[Details]
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With a 31-step dimming range, existing LED drivers offer good dimming capabilities, providing smooth backlight boosting or dimming effects for LCD displays. However, when the end application involv...[Details]
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The difference between CCD and CMOS sensors Mr.OH! briefly introduced CCD and CMOS in the second lecture, but for most students, what they see is a combination of integrated chips! The detailed int...[Details]
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Abstract: CC2420 is a 2.4GHz RF chip introduced by Chipcon that complies with the IEEE 802.15.4 specification. It is used to develop ZigBee devices and products for PAN networks such as industrial ...[Details]
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Novaled, a German company, has successfully developed p-type and n-type field effect transistors based on a single-layer pentacene semiconductor layer by using its own p-type and n-type dopants. This ...[Details]
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When it comes to ATX power supply, people will think of two "classic" ICs: pulse width modulation chip TL494 and voltage comparator LM339. The new dedicated control chip AT2005B has the functions ...[Details]
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Femtocell is similar to Home Node B, a small, low-cost cellular access point used to improve network coverage in personal residences and small business buildings. Usually, it is directly connected ...[Details]
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0 Introduction
With the release of the "Elevator Supervision and Inspection Regulations", new requirements have been put forward for the inspection quality of elevators by inspection agenc...[Details]
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1 Introduction
Under the current situation of power shortage in my country, it is very important to monitor power to ensure safe use of power. The research and transformation of power grid...[Details]
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O Introduction
Semiconductor laser (LD) is a solid light source. It has been widely used due to its advantages such as good monochromaticity, small size, light weight, low price and low po...[Details]
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Historically, GPS receiver designers have combined simulation and drive testing to determine receiver performance in complex environments. While GPS signal simulation provides a repeatable signal s...[Details]
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0 Introduction
The pipeline detector is a special portable instrument that uses the secondary field principle to detect underground metal pipelines. It generally includes a transmitter and...[Details]
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Preface
EEG (Electroencephalography) is a spontaneous potential activity generated by brain nerve activity and existing in the central nervous system, which contains rich brain activity in...[Details]