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After 7 days of release, the box office exceeded 2.4 billion yuan, and "The Wandering Earth 2" achieved another success. Various shocking special effects shots showed us a grand future science fict...[Details]
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According to Nikkei, Nikkei and Goldman Sachs research found that the losses caused by the inability to sell to Huawei will cause the profits of Japan's four largest electronic parts suppliers to dro...[Details]
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Abstract: LED is the main light source for household lighting in the future. Its environmental protection, energy saving, high efficiency, long life, safety and reliability attract us. Therefore, ...[Details]
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EXFO FPM-600 Optical Power Meter FPM-602 FPM-602X has a memory capacity to store 1000 pieces of data and converter software, which can easily realize data management and data transfer between PC and ...[Details]
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Voice Technology's FinVoice system passed Huawei Cloud dual certification Recently, the FinVoice intelligent voice authentication system (hereinafter referred to as the "FinVoice system") independent...[Details]
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On October 4, according to China News Network, Huawei Technologies (Malaysia) Co., Ltd. and Malaysia's Maxis signed a cooperation agreement on the construction of a 5G network in Malaysia on the 3rd....[Details]
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PCM encoding and decoding module principle
The principle block diagram of this module is shown in Figure 5-2. The module uses +5V and -5V voltages internally, where the -5V voltage is obta...[Details]
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The power supply circuit of the TDA2030A amplifier board is shown in the figure below. In order to ensure the sound quality of the amplifier board, the output power of the power transformer must not ...[Details]
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Current, voltage, and resistance are three important parameter units in the international measurement system. They are inseparable from the development of human science and technology, and are also t...[Details]
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In recent years, the TWS market has continued to be hot. With the release of potential user demand, the TWS headset market will further expand. TWS headsets will not only be a mobile phone accessory,...[Details]
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1 Composition and working principle of constant current source The constant current source circuit is shown in Figure 1. In the figure, A is a high-precision op amp, Q1 and Q2 are power MOSFETs, and ...[Details]
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Today (6), Huawei's Xinsheng Community released the minutes of the "Patent Licensing Business Report" meeting signed by Ren Zhengfei. The minutes were released to all employees in the form of email s...[Details]
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1. Development Environment Host: debian5.0 Host gcc version: gcc (Debian 4.3.2-1.1) 4.3.2 Cross compiler: arm-2010q1-202-arm-none-linux-gnueabi-i686-pc-linux-gnu.tar.bz2 Cross compiler download addre...[Details]
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"If you want to build a ship, don't encourage people to cut wood, assign work, or give orders. Instead, guide them to yearn for the vast ocean." Ziguang Guwei, which has gone through multiple strateg...[Details]
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Abstract: TLC5540 is a high-speed A/D converter produced by TI. It has a 75MHz analog input bandwidth and built-in sample and hold circuit, which is very suitable for applications in under-sampl...[Details]
Analog electronics
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