Wifi speed will be 100 times faster than current
For the first time, US researchers have been able to send video signals using terahertz waves rather than traditional microwaves. This opens up the opportunity to create super-fast wifi speeds, 100 times faster than today.
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Microwave networks are struggling to carry the amount of data demanded by internet users. |
Terahertz waves are high-frequency radiation that allow data to be transmitted at speeds of 50 gigabits per second. This creates the potential for transmission speeds 100 times faster than today, with wireless networks reaching speeds of up to 500 megabytes per second.
“We found that we can transmit individual data streams using terahertz waves at very high speeds and with very low error rates. In the future, we may have wireless terahertz networks,” said Professor Daniel Mittleman of Brown University, USA.
Current voice and data networks use microwaves to transmit wireless signals. However, the demand for fast data is making more demands than microwave networks can handle.
Terahertz waves have higher frequencies than microwaves and therefore have the potential to carry more data. However, scientists are only just beginning to experiment with terahertz frequencies, and many of the basic ingredients needed for terahertz information do not yet exist.
This is the first time terahertz waves have been used to send multiple signals through a single channel. It’s called “multiplexing,” and it’s the same technology that allows a single cable to carry multiple TV channels or hundreds of users to access a wireless Wi-Fi network.
However, the authors argue that terahertz technology still needs some time, until regulators begin to allocate spectrum for its use.
According to Director & Director
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