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From a power budget perspective, RF power amplifiers (RF PAs) powered directly from batteries are important components to consider. Traditionally, RF PAs used in CDMA/WCDMA cellular standards are p...[Details]
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Apple today pushed the watchOS 8.3 Developer Preview Beta 3 update (internal version number: 19S5044c) to Apple Watch users. This update was released one week after the last one. Users can d...[Details]
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This circuit can transmit speech through 1mm plastic optical cable. The transmitter circuit board (KIT26 T) has a microphone and a circuit to modulate the LED light. The LED is installed in a plastic...[Details]
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Yesterday, Huawei officially announced that MateX2 will be officially released on February 22, but its final screen supplier is only BOE, not Samsung Display. Why is that? A supply chain source revea...[Details]
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This paper comprehensively studies the key issues of simulation modeling such as boundary condition setting, thermal resistance calculation, heat load analysis and heat sink, and combines it with lab...[Details]
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On October 31, BOE Technology Group Co., Ltd. released its third quarter report for 2023. In the first three quarters of 2023, it achieved operating income of 126.515 billion yuan and net profit att...[Details]
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According to the forecast of Databeans, a market research company, in its third quarter 2011 power management market tracking report, by 2016, the global LDO (voltage regulator) market will reach 3.29...[Details]
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Migration environment 1. Host environment: CentOS 5.5 under VMare, 1G memory. 2. Integrated development environment: Eclipse IDE 3. Compilation environment: arm-linux-gcc v4.4.3, arm-none-linux-gnue...[Details]
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1. Introduction
Large and heavy vehicles in China generally use drum brakes. Every year, heavy vehicles frequently have accidents due to brake failure when driving downhill on mountain roads. ...[Details]
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The external structure of the microcontroller:
1. DIP40 dual in-line socket;
2. P0, P1, P2, P3 four 8-bit quasi-bidirectional I/O pins; (When used as I/O input, high level must be output f...[Details]
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There are many ways to classify regulated power supplies. According to the type of output power supply, there are DC regulated power supplies and AC regulated power supplies; according to the conne...[Details]
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1. The ARM system CPU has the following 7 working modes: 1. User mode (usr): normal program execution state 2. Fast interrupt mode (fiq): 3. Interrupt mode (irq): 4. Management mode (svc): protection...[Details]
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Introduction: Amprius Technologies, in collaboration with the U.S. Department of Energy, has received a $3 million competitive bidding contract from the U.S. Advanced Battery Consortium for the devel...[Details]
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In the face of faith, some companies take big steps and die. Some companies take small steps and fall behind... Jobs was on the stage "waving" the mobile phone called iPhone in his hand and ta...[Details]
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CNC (Computer Numerical Control) system is an automatic control system widely used in industrial production. It uses computers to accurately control machine tools and achieve high-precision process...[Details]
Test/Measurement
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