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Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
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1. Introduction
Modern modular machine tools are equipped with a large number of electronic devices to meet the requirements of processing accuracy, processing speed, etc. If the conventional ...[Details]
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Li/SOCl2 batteries (lithium sub-cells) have the advantages of high operating voltage, stable discharge voltage, wide operating temperature range and long storage life, and have been widely used in ...[Details]
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According to the National Shipbuilding Industry Economic Research Center, the total shipbuilding capacity in my country last year was about 9×106t. The new ship orders exceeded 17×106t, accounting ...[Details]
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1. Introduction
Diesel engine test is the last key process in the diesel engine production process, which plays a very important role in the manufacturing quality of diesel engines. Its main c...[Details]
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Introduction
With the development of economic level, people's demand for cars is increasing. While cars bring great convenience to our travel, they also pose challenges to the health of d...[Details]
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1 Introduction
In recent years, the application of LED display screens has developed rapidly, promoting the progress of LED driver ICs. Based on the high reliability of LEDs and the consistenc...[Details]
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Consumer demand for multimedia embedded processor products is growing rapidly, requiring both increased performance and reduced power consumption. However, high-performance processing requires incr...[Details]
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1. Introduction
The human balance ability is the basis for people to carry out various sports. People need balance ability to stand, sit, lie down, and walk. Once a person's balance ability is...[Details]
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0 Introduction
In 2008, the Science and Technology Olympics is a very important aspect, and the timing and scoring system is of utmost importance in the competition. It can be said that a good...[Details]
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Google officially launched the new tablet Nexus 7 (center) and multimedia player Nexus Q (right).
MarketWatch reported on Wednesday (27th) that Google Inc. (GOOG-US) finally unveiled the t...[Details]
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introduction
Two-dimensional barcode is a method of storing and transferring information without relying on computer networks and databases. It is another form of information representation ...[Details]
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At present, electronic equipment used in various electronic equipment and systems still uses printed circuit boards as the main assembly method. Practice has proved that even if the circuit schem...[Details]
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LED has the distinct characteristics of low power consumption, long life, and environmental protection. After penetrating from small-size backlight applications to large-size panel backlights, it i...[Details]
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1 Overview
Early power factor correction (PFC) technology was mainly implemented by passive devices such as inductors and capacitors, which is called passive PFC technology. The method is to c...[Details]
PCB Design
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