RF Front-End

Interpretation of Semiconductor Wafer Fabrication Location as Origin Policy: Significant Tariff Impact on US IDM Products

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Interpretation of Semiconductor Wafer Fabrication Location as Origin Policy: Significant Tariff Impact on US IDM Products

Event: On April 11, the China Semiconductor Industry Association issued an “Emergency Notice on the Origin Certification Rules for Semiconductor Products.” According to the relevant regulations of the General Administration of Customs, the origin of “integrated circuits” is determined based on the four-digit tariff number change principle, meaning that the wafer fabrication location is recognized … Read more

Why Is HTTP Caching Designed This Way?

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Why Is HTTP Caching Designed This Way?

As a front-end developer, caching is a concept we encounter daily; it’s a common interview question and frequently comes up in our work. While most of us are familiar with caching headers, have we ever thought about why HTTP’s caching control is designed this way? First, why have caching? The code and resources on a … Read more

20 Years of WiFi Technology Evolution

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20 Years of WiFi Technology Evolution

This article is authorized to be reprinted from the public account “Semiconductor Industry Observation”, ID: icbank; Author: Du Qin DQ WiFi networks are widely regarded as infrastructure as important as water and electricity. From the launch of the first generation of WiFi products in 2000 to now, it has been 21 years. Looking back on … Read more