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The performance of the microphone is an important factor affecting the voice wake-up rate, while the performance of the speaker will affect the interruption wake-up rate and the user's subjective e...[Details]
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Single-chip microcomputers are widely used in many products, whether it is the 51 series, AVR, or PIC series, they all have their own characteristics, and the number of learners is increasing year b...[Details]
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TCL, the "Iron Man" of the TV industry, is making great strides in the Indian market. Once they really go crazy, many people will find it hard to resist. The signal sent by this momentum, in additi...[Details]
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On October 15, Jucan Optoelectronics released its third-quarter report stating that from July to September 2021, the company achieved operating income of 518 million yuan, a year-on-year increase of ...[Details]
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Abstract: TOPSwitch-GX device is a new type of PWM/MOSFET two-in-one integrated chip. It uses the same circuit as TOPSwitch, expands the power range of the TOPSwitch series, and integrates many ne...[Details]
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Intersil's ISL97684 is a quad LED driver for medium-sized TFT-LCD backlights, with an input voltage as low as 4V and an output voltage as high as 45V. It also provides 8-bit PWM dimming, with a lin...[Details]
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A few days ago, some media reported that Samsung leaked information about its new Galaxy A91 on its official website in Hungary. Now some foreign media have revealed more information about the phone ...[Details]
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ECG detection is the detection of weak signals under strong common-mode interference. In order to improve the common-mode rejection ratio of the circuit, a cancellation drive circuit (right leg dri...[Details]
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Learning single-chip microcomputers is not an easy task. First, you need to buy expensive programmers and simulators, and second, you need to learn programming languages. There are also many types ...[Details]
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Abstract: MAX9713/MAX9714 is Maxim's latest filter-less dual-channel Class D audio power amplifier. This article introduces the basic performance and main features of MAX9713/MAX9714, gives the pin fu...[Details]
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"Energy" has become a hot topic at present, and new energy vehicles are even more popular. Through years of technical accumulation and development, new energy pure electric vehicles have seen an incr...[Details]
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Last year was a very optimistic year for the open source instruction set architecture RISC-V. Intel joined as a top-level member, took a seat on the board of directors, committed to spending $1 billi...[Details]
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On June 13, Great Wall Zhika's intelligent power domain and super hybrid system (Hi4-G) technology was released. At the media communication meeting, Great Wall Commercial Vehicle unveiled its
co...[Details]
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DxO ViewPoint 4 software for fixing geometry and perspective issues introduces powerful new ReShape tool to help perfect every shot DxO ViewPoint 4 is a software that gives photographers free contr...[Details]
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basic concept:
1. Sampling theorem, also known as Shannon sampling theorem, Nyquist sampling theorem: the sampling frequency must be greater than twice the highest frequency of the analog signal
2....[Details]
Power technology
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