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0 Introduction
Channel coding technology can detect and correct errors introduced by signals during transmission, thus ensuring reliable data transmission .
The parity check matrix ...[Details]
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Xiaomi is still too young, only twelve years old, but its brand image in the first ten years was mainly about cost-effectiveness. Now it is really difficult to expect its brand image to change and be...[Details]
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What was solved accomplish down_read/up_read kernel/locking/rwsem.c down_read LOCK_CONTENDED(sem, __down_read_trylock, __down_read); include/linux/lockdep.h 449 #define LOCK_CONTENDED(_lock, ...[Details]
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With the development of control technology, voltage and current modulation signals are more widely used. If the signal has a high harmonic content, the traditional active power measurement method wil...[Details]
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PolySwitch resettable fuse is a new type of component produced by Raychem, USA, which is made of polymer mixed with conductor. Polymer-based conductive composite materials often have a positive tem...[Details]
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Recently, iQOO released a 44W flash charging mobile power bank with a capacity of 10,000mAh and a price of 299 yuan. According to the charging head website, this is the first mass-produced pro...[Details]
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Why have microinverters flourished in recent years?
The blue ocean market driven by security is a new outlet favored by the public and a gold rush for enterprises!
Under the global tr...[Details]
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7 operation modes of S3C2440 based on ARM920T 1、User (usr): The normal ARM program execution state 2、 FIQ (fiq): Designed to support a data transfer or channel process 3、 IRQ (irq): Used for general-...[Details]
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Starting Position:
TCP Theory:
Integrated bell-screwdriver test unit:
Require:
Create a sturdy stand (height approx. 60 cm). Depending on the system specificatio...[Details]
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Thermistors are a type of sensitive components, which are divided into positive temperature coefficient thermistors (PTC) and negative temperature coefficient thermistors (NTC) according to their t...[Details]
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The sudden outbreak of pneumonia caused by the new coronavirus at the end of last year has touched the hearts of the Chinese people. All sectors of society have extended a helping hand and actively p...[Details]
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Although new energy vehicles have accounted for more than one-third of the market share, concerns about battery life and energy replenishment are still restricting the development of the industry a...[Details]
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Foxconn Technology Group announced that it has hired Zhong Nanshan, an academician of the Chinese Academy of Engineering and a respiratory disease expert, as the group's chief consultant for COVID-19...[Details]
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In the past, it was cold in winter and it was inconvenient to take a bath because it was a hassle to boil water. In the past, if you wanted to use hot water in winter, you had to use firewood to bo...[Details]
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Phase shifter introduction: Phase shifting between two signals of the same frequency, especially power frequency signals, is an important means of simulating and analyzing accidents in the field of r...[Details]