Review Article
A Comprehensive Review on Smart Health Care: Applications, Paradigms, and Challenges with Case Studies
Table 5
Short- and long-range communication devices.
| Communication devices | Range | Topology | Band of operation | Data rate | Security | Employability in HCS |
| Short-range communication devices | Bluetooth zigbee 6LoWPAN | 150 m 30 m 10–100 m | Star mesh mesh | 2.4 GHz 2.4 GHz 868 & 915 MHz, 2.4 GHz | 1 Mbps 250 kbps 250 kbps | 128-AES encryption Optional128-AES encryption end-to-end hop-by-hop | High moderate moderate |
| | Z-wave | 100 m | Mesh | 908.4 HGz | 100 kbps | 128 Bit zero temporary key | Moderate |
| Long-range communication devices | SigFox LoRa NB-IoT | 9.5 km 7.2 km 15 km | Hop-star star-of-stars mesh to star | 868 MHz 868 MHz LTE | 100 bps 0.25–5.5 kbps 250 kbps | Private key unique key 3 GPP S3 security | Low moderate high |
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