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Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
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Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
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introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
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1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
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1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[Details]
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Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
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A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
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1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
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1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
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Corelink Semiconductor has launched the CL1100-based 5-7W E27 LED lighting driver system solution DB2. This driver module meets the requirements of small size (L×W×H=5.1cm×2.1cm×1.8cm), low standby...[Details]
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The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
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With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]
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Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
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0 Introduction
There are many types of sensors, and the working principles, measurement targets and measurement environments of different types of sensors vary greatly. The corresponding detection s...[Details]
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Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
Embedded System
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