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Recently, several senior executives of Qualcomm, including Michelle Leyden Li, senior marketing director of CDMA technology, Tim Leland, senior director of GPU product management, and Tavis Lanier, d...[Details]
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Teledyne e2v’s new 8 GB DDR4 memory advances edge computing in space
Ultra-compact elastic dynamic memory advances cutting-edge space programs and space-based communications, observa...[Details]
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According to foreign media reports, scientists at the Ulsan National Institute of Science and Technology (UNIST) in South Korea have developed a new coating for lithium-ion batteries that is expected...[Details]
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There are often situations where you want to block certain frequency signals, the most common of which is the 50Hz or 60Hz power line frequency. The PLL notch filter in Figure 1 can be used to block ...[Details]
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#include "AT89X52.H"
unsigned char code tab ={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
unsigned char code digittab ={
{0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},//" ",0*/
{0xFF,0xFF,0xFF,0xFF,...[Details]
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CAN consistency testing aims to reduce the differences between CAN bus nodes and improve the anti-interference ability of the bus, thereby ensuring the stability of the device CAN network system. Th...[Details]
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Unknowingly, OPPO's Reno series has gone through 3 years and 6 generations of product iterations since its launch in 2019. At present, the series has gradually mastered the market rhythm and found ...[Details]
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In a mature industrial chain, the competitiveness of products is often reflected in aspects such as brand, industrial scale, and upstream and downstream resources. A typical example is the TV marke...[Details]
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A fuse is a wire made of a lead-antimony alloy with a relatively high resistivity and a low melting point. A fuse is also called a fuse, and the IEC127 standard defines it as a "fuse-link". It is a...[Details]
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1. AC
LED
is not a fundamental change in the device.
In other words, there actually does not exist an LED chip that works with an alternating electric field mechanism. The AC LED th...[Details]
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Abstract: This paper discusses the encoding and decoding process of low bit rate speech coding MELP, which effectively reduces the speech coding bit rate and can weaken the speaker's personal voice...[Details]
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Xiaomi officially released a video exploring the Xiaomi mobile phone camera testing laboratory, revealing many users’ questions about the Xiaomi 10 series cameras. Let’s take a look. Xiaomi Mi 10 P...[Details]
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O Introduction
GPS (Global Positioning System) is widely used in the fields of positioning, navigation, distance measurement, timing remote sensing, etc. with its high precision, all-weather a...[Details]
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arm_linux kernel generation process:
1. Generate vmlinux in the root directory of the linux kernel source code according to arch/arm/kernel/vmlinux.lds. This vmlinux is the original kernel with debug...[Details]
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Servo hydraulic press is a hydraulic device that uses a servo motor to drive a hydraulic pump to achieve precise control of pressure, speed and position. It is widely used in metal forming, plastic...[Details]
Analog electronics
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