Smart home communication protocol compare

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vedard
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Smart home communication protocol compare

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Smart home communication Technology comparison of RF and Zigbee
Internet of things (IOT) is getting closer and closer to us. Smart home and Secure home is appearing on our daily life. What wireless communication technology is used for the IOT? There are several types communication technologies. RF technology, Wi-fi technology, Bluetooth technology and zigbee technology.
What is the difference of these wireless communication technology and which technology is best for IOT? According to the features of IOT, the wireless communication technology should supports self sensing, self configuration, self repairing and self management.
RF technology always adopts 315MHz, 433MHz or 868MHz as wireless communication frequency. It is largely used for security equipment with development of data encryption technology. As a long time developed wireless communication technology, RF technology is used as smart home wireless communication as well.
Another new technology which is suitable for smart home and IOT is Zigbee communication technology. Below we will list features of this technology.
1.Zigbee is built under protocol of 802.15.4 of IEEE wireless personal area network standard.
2.It is low speed data transmission with 10k/s to 250k/s.
3.Secure: Zigbee provides AES-128 encryption.
4.Big capacity: Each Zigbee network can supports maximum 255 wireless devices.
5.It has star, tree network structure, easy for expansion.
6.Short effective distance with 10-75m only.
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