Tag: 5G NR

As a communications engineer who spends countless days in the field holding a spectrum analyzer, my feelings towards the word “antenna” are quite complex.…

As an engineer who has been deeply involved in network test instrument R&D for years, I am often asked by our distributors and frontline…

In radio frequency testing, the K-band (18–26.5 GHz) plays a critical role in satellite communications, radar systems, 5G backhaul, and point-to-point microwave links. Its…

Introduction: The Core Role of OTDR in Fiber Testing As an engineer who has long been engaged in the research and development of optical…

As a technician who has been engaged in fiber optic communication engineering for a long time, I have handled dozens of splicing equipment of…

In contemporary telecommunications and power infrastructure construction, the efficiency of duct and cable installation directly determines project timelines and costs. Traditional manual pulling methods…

In modern RF testing scenarios, pulse modulation is not a new technology, but when the frequency climbs to 21 GHz and the pulse width…

In modern carrier-grade Ethernet and mobile backhaul networks, the OAM (Operations, Administration and Maintenance) mechanism is the cornerstone for ensuring business continuity and rapid…

Why Time Slot Allocation Matters More Than Ever In modern wireless networks, spectrum is limited, but service demands continue to grow. In Time Division…

It’s two in the morning. You receive an alert about a backbone network outage. Arriving at the manhole on the outskirts, you lift the…