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On November 13, Qi Caijuan, an employee of Ningxia Electric Power Research Institute, stepped up communication and cooperation with State Grid E-Commerce Company and State Grid Energy Institute to ...[Details]
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Time difference ultrasonic flow measurement is a common method for ultrasonic heat meters to measure flow. Its principle is to use a pair of ultrasonic transducers to send and receive ultrasonic wave...[Details]
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Leeb hardness tester is a metrological testing instrument, which plays an important role in ensuring product quality and conducting failure analysis. Therefore, choosing a good Leeb hardness tester is...[Details]
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1 Introduction
Compaction refers to the ratio of the dry density of the compacted soil to the maximum dry density obtained by the standard compaction test. In highway construction, the roadbed...[Details]
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1. Introduction
In the process of information signal processing, such as signal filtering, detection, prediction, etc., filters are used. Digital filters are the most widely used devices i...[Details]
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At present, there is a lack of long-term reliable use examples in the field of liquid level automatic control in China, and there is no finalized product suitable for liquid level measurement and au...[Details]
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Medical institutions are in urgent need of practical health monitoring wireless devices that patients can wear and live their normal lives at home. Wearable wireless sensor networks (WSNs) use inex...[Details]
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struct cdev structure:
1 struct cdev {
2 struct kobject kobj; /* Embedded kobject object*/
3 struct module *owner; /* module to which it belongs*/
4 const struct file_oper...[Details]
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A new electric bike rental service uses customers' smartphones as keys and dashboard.
If you live in a large city and don't own a car, your options for getting around include biking, taking pu...[Details]
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At 16:23 on April 16, 2020, with the last phase conductor being pulled through, the Shanxi section of the 1,000 kV Mengxi-Jinzhong UHV project was fully connected. The Shanxi Power Transmission and...[Details]
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The subject of this teardown is Samsung's SGH-J750, which is one of the examples of the rapid and short-lived OEM outsourcing decisions, ASIC development strategies and entry methods behind the cel...[Details]
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"We will understand the needs of customers in different industries and develop new solutions. The key is that our team has rich professional experience and can provide support quickly, so that custom...[Details]
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The latest research from Strategy Analytics’ Connected Home Devices service suggests that 8K TVs will be a moderate success in the next few years. The research report will be released at the same tim...[Details]
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0 Introduction
With the rapid development of power integrated circuits, the research and development of power semiconductor devices has become increasingly important. LDMOS is a lateral hi...[Details]
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When songs and legends have fallen silent, architecture is still "speaking". Architecture spans history, bringing people endless charm and historical vicissitudes. Many people hope to become a great...[Details]
PCB Design
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