The most complete 100 questions and answers about lithium batteries!

Batteries are a device for energy conversion and storage. It converts chemical or physical energy into electrical energy through reaction. According to the diff...

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Speech recognition lesson 1: Overview

Sound is essentially a wave, which can be processed as a signal, so the input of speech recognition is actually a signal sequence played over time, while the ou...

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Complementary structure and circuit for adaptive step-up or step-down

Complementary structure and circuit for adaptive step-up or step-down The main energy storage element of the inductive structure is the inductor, and th...

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Operational amplifier circuit: in-phase amplification or inverse amplification?

The amplifier with opposite polarity to the output is called inverting amplifier.

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Speech recognition, let the machine understand the world

From imitation to transcendence, how will visual intelligence evolve next, We introduced the machine‘s "eyes" - visual recognition. In this issue, we will anal...

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What is the technical principle of speech recognition?

The essence of speech recognition is a pattern recognition based on speech feature parameters, that is, through learning, the system can classify the input...

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Speech recognition dialect problem?

With the progress of data processing technology and the continuous development of mobile Internet, computer technology has been widely used in various field...

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How to realize local offline speech recognition control?

With the development of offline speech industry, manufacturers have summarized more perfect solutions for offline speech recognition. When dealing with some...

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This paper understands how spread spectrum technology handles the radiation of c...

Spread spectrum technology is often used to solve radiation problems. For example, the audio power amplifier we mentioned above needs to be connected to LC ...

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Can I use 100A current on the PCB? High current path setting skills

Usually, the PCB design current will not exceed 10 A or even 5 a. Especially in household and consumer electronics, the continuous working current on PCB us...

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How to use BMS system to maximize the full potential of electric vehicle battery

The rapid introduction of electric vehicles is accelerating the innovation of battery technology, including battery management chips. One of the key aspects...

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How to use RGB color sensor for reflective color sensing

Reflective color sensing using Avago technologies RGB color sensor Abstract - reflective color sensing is usually realized by photodiodes with multipl...

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Basic characteristics related to power path function

With more and more built-in functions, more and more intelligent electronic devices are more attractive and more power consuming. Therefore, rechargeable ba...

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Integrated audio amplifier DSP how to improve the efficiency of audio amplifier

Have you ever thought that the integrated digital signal processor (DSP) in the audio amplifier is only used for digital filter, equalization or audio mixin...

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Understand the decoupling capacitance between peak current and PCB layout

"The ESR and ESL of a capacitor are determined by the structure of the capacitor and the medium used, rather than the capacitance. The ability to suppress h...

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How to connect the current transformer

With the development of current system, current transformer has been widely used in today‘s power system, especially electromagnetic current transformer. I...

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Detection method of electrolytic capacitor

As a type of electronic components, electrolytic capacitors have a variety of types. In addition to fixed capacitors, electrolytic capacitors are also a typ...

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What is a voltage tracker?

Because the output voltage of the voltage tracker follows the input voltage of the adj terminal, it has the characteristic that the difference (offset volta...

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Composition of audio power amplifier circuit

"In circuit analysis, it is often necessary to identify the front and rear associated circuits of a circuit, which is conducive to understanding the" contex...

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The technical indexes of rapid charging of lead-acid batteries are summarized

The voltage amplitude of the charging pulse remains constant. With the progress of charging, the battery electromotive force gradually increases, the amplitude ...

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