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It Week 8 Wireless Signals

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It Week 8 Wireless Signals
There are lots of different kinds of wireless technologies on the market in today’s technology world. The four kinds of cordless technologies I would prefer to speak about will be IR or Infrared, satellite signals, microwave signals, as well as radio systems. These kinds of systems transmit data in various ways and strengths. All of these types of systems have their advantages and disadvantages. Infrared is dependent on the utilization of infrared light signals. Infrared light isn't noticeable by the human eye. This kind of signal utilized LEDs and ILDs to transmit signals as well as photodiodes to receive signals. The frequencies which IR can operate are from 100 GHz to 1000 THz. The drawback is that it can't pass through physical objects for example walls and other hurdles.

As infrared signals can't pass through walls and it is diluted by bright lights, the sole use I can think about will be a very small workplace LAN or entertainment things just like remote controls. The upcoming wireless technology I would prefer to speak about is satellite signals. Satellite signals are just like line-of-sight microwave transmissions. Satellites orbit our planet. The receiving unit and the delivering unit should have their location connected together all of the time to have a good link. The advantage from this kind of technology is that the distance covered by the signals is a lot greater compared to other technologies utilized. The drawback of this technology is the price. The price of introducing and looking after a satellite place is a ton and that's why they are leased most of the time. A method satellite signals will be utilized would by satellite net services. An organization will utilize this kind of technology for high speeds or internet access in a far off place (Data Communication, 2002).

The upcoming technology will be microwave signals. Microwave signals is a type of electromagnetic power which works at extremely high frequencies. This kind of technology

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