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Abstract: Based on the optical principle of measuring the vertex power (d) of eyeglass lenses by a focal meter, this paper analyzes the source of measurement error and gives a correction method. Sinc...[Details]
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If we use a simple sentence to describe the differentiation of Xinwang Microelectronics, it is: "The independent IP KungFu core processor architecture creates a new ecosystem for high-end chips from ...[Details]
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2. Important parameters of audio amplifier
1. Power Supply Ripple Rejection Ratio (PSRR) The power supply rejection ratio (PSRR) is the ratio of the deviation of the input measurement power suppl...[Details]
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The sensitivity of a metal detector is mainly determined by the following factors: opening size, operating frequency, product effect and environmental interference. 1. The smaller the opening size, t...[Details]
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Adopt effective strategies
Managing supply chain risk for a product portfolio is a very complex task, given all of the different variables involved. However, there are some basic approaches to...[Details]
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Project topic significance:
The current global problem is undoubtedly the energy problem, because there are countless wars caused by energy, and the future competition between countries will mainl...[Details]
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With the rapid extension of the highway network around the world, the speed of automobiles is also gradually increasing. In order to ensure the safety of automobile driving, higher requirements a...[Details]
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Product Introduction
The SM-A44 is a USB3.0 to RJ45 Gigabit Ethernet converter. It is a high performance and low cost solution. Converting USB ports to 10/100/1000M Ethernet ports allows your ...[Details]
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An oscilloscope displays signals on the screen, and the results displayed on the screen can be used to study the device under test. Most people usually encounter some problems when using an oscillo...[Details]
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51 MCU data transfer instructions
There are 29 data transfer instructions. The general operation of the data transfer instruction is to transfer the source operand to the destination operand. ...[Details]
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The new low-power positioning technology is suitable for safe distance boundary applications such as safe vehicle entry, access control, and asset tracking. CEVA, Inc. (Nasdaq: CEVA), the world's l...[Details]
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As a new generation of display devices, OLED (Organic LED) display screens have been widely used in low-power devices such as MP3, mobile phones, and digital cameras as the production process beco...[Details]
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Most portable electronic devices use white LEDs as backlight sources for small-size color LCD displays. These LED driver circuits are powered by batteries whose output voltage varies over time. The...[Details]
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Low carbon, photovoltaic, LED, marine engineering, etc., these emerging industry concepts have quickly become popular in the past few years. They were so unfamiliar to the public, but now they are ...[Details]
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Have you ever needed a simple, low-cost latch circuit? Figure 1 shows such a circuit that provides power-failure protection with only a few dollars’ worth of components, essentially a silicon-control...[Details]
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