Table 4.
Analysis of transmission technology, processing station, and energy autonomy for studies in the wearable category.
| Study 1 | Wireless Transmission | Wired Transmission | Processing Station | Battery Capacity | Battery Life (Type Battery) |
|---|---|---|---|---|---|
| Aitkulov 2019 [57,58] | - | Data storage | - | - | - |
| Balasubramaniyam 2019 [59] | Internet connection | - | Cloud storage, PC, Smartphone | - | - |
| Bricout 2019 [60] | - | - | - | - | - |
| Chu 2019 [61] | Bluetooth | - | PC | - | - |
| Elfaramawy 2019 [62] | Radio-frequency | - | PC | 3.7 V, 100 mAh | 6 h (Li-ion battery) |
| Fajkus 2019 [63] | - | Interrogator DAQ (data acquisition) |
PC | - | - |
| Hurtado 2019 [64] | - | - | - | - | - |
| Jayarathna 2019 [65] | Bluetooth (low energy), SD card | - | PC, smartphone, cloud Storage | 600 mAh | 5 days (Li-ion battery) |
| Kano 2019 [66] | Bluetooth | - | Smartphone | 3 V | (Cell battery) |
| Karacocuk 2019 [67] | Bluetooth | - | PC, smartphone | - | - |
| Massaroni 2019 [68] | Bluetooth | - | PC | 3.6 V, 650 mAh | 8 h (Li-polymer battery) |
| Massaroni 2019 [69] | Bluetooth | - | - | - | - |
| Nguyen 2019 [70] | - | - | - | - | - |
| Presti 2019 [71] | - | Interrogator | PC | - | - |
| Presti 2019 [72] | - | Interrogator | PC | - | - |
| Puranik 2019 [73] | Wi-Fi | - | - | 3.7 V, 1020 mAh | (Li-ion battery) |
| Soomro 2019 [74] | - | USB | PC, smartphone | - | - |
| Xiao 2019 [75] | - | - | PC | - | - |
| Yuasa 2019 [76] | - | USB | Smartphone | - | - |
| Zhang 2019 [77] | - | - | Smartphone, PC | - | - |
| Dan 2018 [78] | - | - | - | - | - |
| Koyama 2018 [79] | - | Interrogator DAQ |
PC | - | - |
| Malik 2018 [80] | - | DAQ | - | - | - |
| Martin 2018 [81] | - | - | PC | - | - |
| Pang 2018 [82] | - | - | - | - | - |
1 Note: The analysis for studies published before 2018 [2,3,17,21,49,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162] is included in Appendix A (Table A3).