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This summary will introduce the transmitter characteristic test of TD terminal products - uplink power control. According to the 3GPP TS34.122 standard, UE uplink power control is divided into uplink ...[Details]
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Among the many candidate standards for China's mobile TV, the CMMB standard proposed by the Broadcasting Science Research Institute of the State Administration of Radio, Film and Television is aime...[Details]
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Abstract:
QT1101 is a QTouch charge transfer (QT) device, a complete digital controller that can detect signals when approaching or touching up to 10 independent keys. It can be widely used i...[Details]
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introduction
The latest embedded designs enable a multitude of complex new products and services across a wide range of industries and applications. Driven by shrinking cost constraints an...[Details]
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0 Introduction
μClinux is an operating system for embedded control. It inherits most of the features of the Linux kernel and is designed for embedded microprocessors without a memory manag...[Details]
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With the development of the electronics and data industries and the promotion of distributed power supply systems in recent years, the application of DC-DC converters has become more and more wides...[Details]
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1 Introduction
With the improvement of people's living standards, people pay more and more attention to their physical health and are eager to find a simple and portable diagnostic and tre...[Details]
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From the perspective of current embedded consumer electronic products, media processing is gradually integrated with wireless communication and 3D games. Its powerful functions have brought about a...[Details]
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As process nodes and die sizes continue to shrink, the number of consumer electronic products using flip-chip packaged IC devices is increasing. However, flip-chip packaging manufacturing rules hav...[Details]
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1 Introduction
Introducing the power factor correction (PFC) technology in the switching power supply can, on the one hand, make the power input current and input voltage waveform in phase...[Details]
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Modern high-rise buildings are like a small city arranged vertically, with a high concentration of people and complex and diverse functions. There are many combustible materials in the interior dec...[Details]
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For RF and microwave systems, spectrum analysis is a basic test item. But in the past, engineers had to carry dozens of kilograms of spectrum analyzers when conducting field tests on wireless commu...[Details]
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1 Introduction
In recent years, more and more substations of 35kV and above have been unmanned, and low-voltage electricity consumption in the station is the basis for ensuring the ope...[Details]
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0 Introduction
As people's demand for consumer electronic products (such as PDA, MP4, HDTV, etc.) continues to increase, especially the demand for high-quality and high-definition multimed...[Details]
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0 Introduction
At present, the main task of oil production plants is oil pumping production. The distribution points of oil pumping units are wide and wide. They work in harsh environments...[Details]
Microcontroller MCU
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