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When speech recognition technology was applied to computer desktops, it seemed like a good idea. However, for most people, speech recognition has not yet replaced the keyboard and mouse. Now, speech t...[Details]
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The physical layer and protocol layer testing of DDR2 and DDR3 can be considered as the most complex and difficult digital bus to test so far, and one of the difficulties is to correctly detect t...[Details]
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If we want to build a model of a permanent magnet synchronous motor, we need to know the dq axis inductance. How do we get it? There are two ways, one is calculation and the other is measurement. The...[Details]
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1: Processing of redundant input pins
In most cases, not all the pins of an integrated circuit chip are used. For example, the 74ABT16244 series devices can use up to 16 I/O pins, but in pract...[Details]
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BAT is competing for the top spot in China's Internet sector, but in the field of intelligent connected vehicles, they are on the same stage. Today (July 15), Great Wall Motors officially released ...[Details]
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When measuring a waveform, you may often use cursors to set the horizontal and vertical axis increments, and then manually calculate the slope of the waveform. To facilitate user use, the ZDS2...[Details]
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It is common for the resistance range of a multimeter to be burned out due to incorrect range selection.
Take the R×1 range of the U-10 multimeter as an example, and its simplified circuit is shown i...[Details]
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Since the beginning of the 21st century, along with the deepening of energy transformation, my country's energy system has undergone major changes, and the role of the power system in the energy su...[Details]
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(Photo source: AKASOL official website) According to foreign media reports, at the Battery Show North America 2019, Germany's AKASOL will provide a series of new solutions for the battery indus...[Details]
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On the eve of the release of "iPhone 11", well-known foreign media gave a bombshell revelation that Apple will revive Touch ID as early as next year! Apple is reportedly testing under-screen fi...[Details]
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Use ESP8266 to receive data transmitted from the cloud. The data sent from the cloud may be several groups of data sent at the same time, and the lower computer can only process them one by one. Ther...[Details]
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introduction
Traditional spectrum analyzers are scalar measurement devices that primarily display a graph of a scalar value (signal amplitude) versus frequency. The most common measurements ar...[Details]
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1 Composition of communication power supply system
Power supply is an important part of communication system. A complete communication power supply system consists of 5 parts: AC distribution...[Details]
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introduction
In 2015, the "Made in China 2025" plan was released, aiming at "Industry 4.0". The content related to the pharmaceutical industry has become the action goal and program to guide t...[Details]
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New ST87M01 module integrates Vodafone-licensed eSIM and switchable NB-IoT/wM-BUS for simple, secure and flexible connectivity
Unique solution selected by leading smart meter man...[Details]
MEMS sensors
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