That‘s what circuit noise is

Solar energy seems to be a "free" renewable energy, but in fact, rigorous design schemes, advanced electronic equipment and precise battery charge / dischar...

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Xs9151a is an ultra-low EMI, filter free, Class-AB / D optional audio power ampl...

XS9151A 是一款超低 EMI，无需滤波器， AB/D类可选式音频功率放大器。6V工作电压时，最大驱动功率为5W（VDD=6V, 4Ω BTL负载，THD<10%），音频范围内总谐波失真噪声小于...

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How does Speech Recognition finally recognize words

It is not an algorithm, but can only be explained in terms of business flow and principle Principle of speech recognition Reviewing the history of h...

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CMU Sphinx: speech recognition open source weapon

Silicon Valley data science has made a horizontal comparison of five popular speech recognition tools, including open source and non open source, from progr...

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Introduction to speech recognition model

In the above formula, w represents text sequence and Y represents voice input. Formula 1 indicates that the goal of speech recognition is to find the most lik...

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Audio signal processing in speech recognition

The transcription of voice using neural networks is a technique that deserves attention, asspeech assistantsare becoming increasingly popular. Neural networks h...

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Analysis of speech recognition technology

As a basic way of human communication, language has been continuously inherited in thousands of years of history. In recent years, with the continuous matur...

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What is speech recognition technology? Introduction to basic methods of speech r...

Speech recognition technology, what does speech recognition technology mean Speech recognition technology, also known as automatic speech recognition (A...

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How to get started with speech recognition

I came uninvited. Recently, I was doing research in this field just because of the preparation of JDD speech recognition competition. Speech recognition, as the...

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What is the difference between offline speech recognition and online speech reco...

Technology changes life, intelligence optimizes life! Intelligent technology is inseparable from speech recognition. Some people may ask: why is the speech reco...

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How to understand the cause of speaker burning tweeter

Friends who often pay attention to the speakers should know that the middle and high tone units in the speakers are easy to burn down, especially in places such...

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Principle and function of capacitive filtering

The commonly used filter circuits include passive filter and active filter. Capacitive filtering is passive filtering. This paper introduces the working princip...

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Common parameters of LDO and their reference significance

Absrtact: for low dropout linear regulator (LDO), do you simply select the type according to the input and output voltage and current? Have you considered the s...

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Master Bluetooth chip and memory chip in TWS headset

TWS Bluetooth headphones do not need wired connection. The left and right headphones form a stereo system through Bluetooth. Listening to songs, talking and w...

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Advantages and disadvantages of positive and negative input

We choose to see the difference between positive phase amplification and reverse phase amplification: 1. The input impedance of the positive phase amplifier is ...

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How does audio processing algorithm improve the sound quality of small speakers

Modern smart phones are smart and powerful. Although the size of mobile phones varies randomly, in general, an industry-leading device can package many features...

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Several problems must be solved for class D power amplifier IC to obtain good ov...

Click sound: the click sound when the amplifier is turned on or off is very annoying. Unfortunately, they are easy to introduce into class D amplifiers, un...

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Type-C interface and usb-c interface are actually the same thing. The full name ...

Type-C is a connection interface of USB interface, which can be inserted on both sides, with a size of about 8.3mm × 2.5mm, like other interfaces, it supports U...

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Understand the specifications of 3 quiescent current (IQ)

Quiescent current (IQ) is usually defined as the current consumed by an integrated circuit (IC) under no-load and non switching but enabled conditions. Broa...

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After reading these nine electronic tubes, the key points of use suddenly became...

As a key pivotal device in "courage machine" and various electronic tube equipment, its quality and working state will be directly related to the sound quality ...

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