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Recently, the State Intellectual Property Office issued a "Decision on the Examination of Invalidation Request", with decision number 51715 and patent number 200810091140.9, declaring all patent righ...[Details]
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Recently, a technology patent applied for by Microsoft was exposed by the media. It describes a system that allows users to input text into computing devices using eye tracking software.
Mi...[Details]
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The use of peony shells to manufacture sodium battery negative electrode materials has been successfully achieved in Luoyang. This technology is the first of its kind in China. Two invention patents h...[Details]
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Before introducing SDRAM circuit design, let's first understand the addressing principle of SDRAM. SDRAM has a storage array inside, which can be imagined as a table. Just like the retrieval principl...[Details]
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China Energy Storage Network News:
Suntech Power announced at noon today that its wholly-owned subsidiary China Energy Conservation Solar Technology Co., Ltd. (hereinafter referred to as "Sol...[Details]
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When engineers use systems that rely on multiple power rails in test and measurement applications, power-on and power-off sequences are critical. If the power on and off sequence is incorrect, or if ...[Details]
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I have always been reading reference materials and books when writing programs. This time, I don't have any information about the 16-bit single-chip dsPIC33EP32GP502. So I took the opportunity to stu...[Details]
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The magnetic amplifier regulator achieves the purpose of output voltage regulation by adjusting the pulse width on the secondary side of the main transformer. The schematic diagram of a typical magnet...[Details]
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LED display screens are divided into video display screens, graphic display screens and digital display screens, all of which are composed of LED matrix blocks. The display device of LED digital di...[Details]
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In many aspects of the wireless infrastructure we are creating to support the cloud-based Internet of Things (IoT), a balance must be struck between centralized and decentralized computing. As edge c...[Details]
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As we enter November, we are about to usher in the annual "Double 11" shopping festival. Today's retailers face fierce competition, some of which comes from non-retail competitors such as social medi...[Details]
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Abstract: In order to improve the ability of intelligent wheelchairs to obtain effective information in complex environments, a multi-sensor data acquisition system based on DSP is proposed. The sy...[Details]
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ARM seven working modes: Figure 1-1:
Figure 1-1
The above seven working modes can be set in cpsr: M =Mode number as follows.
Figure 1-2
The reason for having so many...[Details]
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Test Method
For the reasons discussed previously, an effective test methodology must be able to address the challenges described: providing a large number of reciprocal RF channels in a portabl...[Details]
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The relationship between PLC and frequency converter is one of inclusion and being included. Both PLC and frequency converter can complete some specific instructions to control the motor. PLC is a ...[Details]
PCB Design
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