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The G.983 series of standards describe a class of PON networks that are based on wavelength division duplexing and time division multiplexing . These networks are often referred to as broadband PON...[Details]
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1 Introduction
As a basic electronic device, signal source is widely used in teaching, scientific research and engineering technology support. With the development of science and technolog...[Details]
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The loop current method is a method of solving circuit variables by writing circuit equations with a set of independent loop currents as variables. If the basic loop is selected as an independent l...[Details]
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Abstract: In order to adjust the phase difference between two sinusoidal signals of the same frequency, a dual-channel signal generator with adjustable phase relationship is designed using DDS techno...[Details]
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Recently, Hongqi EV, China's first batch of mass-produced L4 autonomous driving passenger cars jointly built by Baidu and FAW , obtained 5 Beijing autonomous driving road test licenses. I...[Details]
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The unijunction transistor is also called a double base diode. Its symbol and appearance are shown in the attached figure. The method to determine the emitter E of a single junction transistor is: ...[Details]
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According to Jiwei.com, last night, Google officially announced that it will hold an online press conference at 1 pm Eastern Time on October 19th/10 am Pacific Time/1 am Beijing Time on October 20th,...[Details]
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The Cochcroft & Walton circuit shown in the attached figure is a typical multi-voltage rectifier circuit. When several half-wave voltage doubler rectifier circuits composed of diodes and capacitors ar...[Details]
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Choose between standalone and integrated MOSFET PWM controllers
A little math makes it easy to understand why governments and mobile phone manufacturers are suddenly working hard t...[Details]
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The latest news shows that Huawei's end-to-end 4G/5G core network cloud software and hardware based on Kunpeng has completed China Mobile's internal and external field testing and acceptance. It ca...[Details]
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introduction
With the widespread application of integrated circuits and single-chip microcomputers in automobiles, the number of electronic controllers in modern automobiles is increasing. Comm...[Details]
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Overview The positioning adjustment of the shearing knife holder in the artificial fur finishing combined with the ironing and shearing machine was originally made by manually using buttons to contro...[Details]
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Density is not inferior to ternary materials? BYD's next-generation battery technology focuses on lithium iron manganese phosphate
At the China New Energy Vehicle Industry Three Basic Project...[Details]
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The sixth issue of the free online magazine provides a comprehensive introduction to electric vehicle charging technology, cutting-edge solutions and products, and more Shanghai, China, December...[Details]
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Predicting the health and remaining useful life of lithium-ion batteries is a major challenge limiting the widespread adoption of electric vehicles . Over time, battery performance degrades through ...[Details]