Lecture: Design of Several Constant Current Source Circuit Modules

A constant current source is a power supply that can provide a constant current to a load, making its application range very broad and essential in many cases. For example, when charging a battery with a typical charger, the charging current decreases as the terminal voltage of the battery gradually increases. To ensure constant current … Read more

Huawei Kirin 990 5G Released, Yu Chengdong Once Again ‘Beats’ Qualcomm and Samsung

If the keyword for the release of Kirin 970 was AI capabilities, and for Kirin 980 it was the 7nm process, then the keyword for the release of Huawei’s Kirin 990 5G chip is the currently trending 5G technology. According to Yu Chengdong, the Exynos 980 released by Samsung next door is a chip that … Read more

499 Yuan… This 1TB Mini Device is Definitely a Joke

There have been reports that this year, small tablets will experience a minor boom.However, it was unexpected that mainstream manufacturers have not yet joined the fray, while smaller companies have already made an early splash.Previously, Cube released the 8.8-inch Play Mini 3 Ultra. Now, Philips has just launched an 8.68-inch Play 3 AI Pad.Yes, it’s … Read more

Redmi 14C Teardown: Domestic Chips Create a Cost-Effective Marvel

May. Click the blue text to follow us 2025.05 Participate in the prize quiz at the end of the article to win exquisite gifts! In the context of the global smartphone market continuing to upscale, Xiaomi has launched the Redmi 14C with a starting price of only 499 yuan. What strategy is this? Is it … Read more

Russia’s Self-Developed Chips: Surviving in a Tight Spot

👆If you wish to meet regularly, feel free to star 🌟 and bookmark it~Source: Content fromtomshardware, thank you. Since its establishment in 2012, Russian CPU developer Baikal Electronics has successfully produced and sold 85,000 processors. According to CNews, although the company has designed CPUs for various applications, the majority of the 85,000 CPUs were low-end … Read more

Can the Kirin 960, Launched with the Mate 9, Outperform Other Processors?

Unbeknownst to many, three of the four major SoC platforms in the Android camp for 2017, namely the Helio X30, Kirin 960, and Snapdragon 835, have all been released, while the Samsung Exynos platform is still on its way. The Kirin 960, as always, was first launched with the Huawei Mate 9, becoming the first … Read more

ZYNQ: From Abandonment to Entry (Part 8) – Interaction Between PS and PL

Previous articles mainly focused on the Processing System (PS) of the Zynq SoC, including: Using MIO and EMIO The interrupt structure of Zynq SoC Zynq private timers and watchdogs The triple timer counter (TTC) of Zynq SoC However, from a design perspective, the truly exciting aspect of the Zynq SoC is creating applications that utilize … Read more

Are Giants Like Huawei Joining the RISC-V Camp to Compete Against ARM?

In media reports, ARM mini China is set to IPO in mainland China. Following this, online discussions have linked this event with the development of RISC-V by the Berkeley research team in the United States, which has attracted over 100 technology companies including IBM, NXP, Western Digital, NVIDIA, Qualcomm, Samsung, Google, and Huawei to join … Read more

How Huawei Tamed a Trillion-Parameter Sparse Model? Key Technical Breakthroughs in MOE Training on Ascend NPU

How Huawei Tamed a Trillion-Parameter Sparse Model? Key Technical Breakthroughs in MOE Training on Ascend NPU In the competition of large models, sparse large models represented by Mixture of Experts (MoE) are gradually becoming the new favorites in the AI field due to their outstanding efficiency. Recently, Huawei released a technical report titled “Pangu Ultra … Read more

NPU-AI PC: The “Heart of Computing Power”

1. Core Logic Overview Industry Trend: AI PCs are currently in a rapid penetration phase (currently <5%), with NPU computing power upgrading to 40TOPS+ becoming a key driving force, replacing traditional CPU/GPU solutions. Technical Barriers: NPU design capabilities (sparse computing/low-power architecture) and advanced processes (below 7nm) constitute core competitiveness. Market Space: It is expected that … Read more