Tuesday 9 February 2021

How does the fiber optic network actually work? And what is it good for?

Internet as fast as light

As the name suggests, glass fibers are fibers made of glass. These are hardly thicker than a hair and have many positive properties. One of them is that data can not be transported with electricity as before, but with light pulses. That makes the data transfer much faster. Because while conventional cables transmit the information as electricity, the light pulses in the fiber optic cable can be transmitted at the speed of light that is many times faster. A fiber optic connection today creates a download and upload speed of up to 10,000 Mbit / s. In addition to its unbeatably fast data transfer, a fiber optic connection also offers other advantages compared to the copper wire previously used: Fiber meaning

Compared to their predecessors, the copper wires, fiber optic cables with the same diameter can bundle more Internet lines in one cable. So you are space-saving.

In contrast to electrical signals, light signals do not interfere with one another between the fibers within a cable. This means crystal clear phone calls and better TV quality.

Glass fibers are sustainable. Their lifespan is usually up to 100 years.

The future-proof fiber optic network from ewz

A future-proof fiber optic infrastructure is essential for Zurich. ewz supplies the entire city of Zurich with a high-performance fiber optic network - so everyone is connected to the technologies of the future. Try the fiber optic offer now for free.

The purer, the faster

When it became clear in the mid-1960s that the performance of copper wires would not be sufficient for future data consumption, research was carried out into new possibilities for data transmission. Among other things, the British Post turned to the company Corning, an American manufacturer of special glass and ceramic products. Together they are working on the development of pure glass fibers, which would ensure a faster Internet with data transmitted via light pulses. Over a period of four years, Corning scientists Robert Maurer, Peter Schultz and Donald Keck developed and tested various glass mixtures. The difficulty was in producing a pure glass fiber that would ensure the rapid transmission of the light pulses from A to B

Not all fiber optic connections are the same

Up to now, houses of private individuals and smaller companies have been using the “Fiber to the Cabinet” connection. This means that the last section of the fiber optic network still consists of old copper cables. Because this mix of copper and fiber optic cables no longer meets today's power requirements, a “fiber to the home” FTTH connection for short is now being used. This means that nothing stands in the way of future technologies that require more and more bandwidth and performance.

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