Cognitive radio in low power wide area network for IoT applications: Recent approaches, benefits and challenges

AJ Onumanyi, AM Abu-Mahfouz… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Some recent survey statistics suggest that low power wide area networks (LPWANs) are fast
becoming the most prevalent communication platform used in many applications of the …

Mobile Sampling Strategy for Environment Information Reconstruction from View of Cloud

K Xu, L Kong, F Wu, Q Chen… - 2019 IEEE International …, 2019 - ieeexplore.ieee.org
Currently, mobile wireless sensor network (WSN) has been widely deployed for environment
monitoring, often involving environment information reconstruction. In practice the number of …

Measurement of LPWA communication coverage in NLOS environment

H Kwon, KB Jin, CH Oh - Proceedings of the Korean Institute of …, 2019 - koreascience.kr
LPWA has a small amount of data that can be transmitted at one time, but it can collect a
very wide range of information, so it is suitable for gathering information of apartment meter …

Measurement of Communication Performance for Application of LPWA in Industrial Field

H Kwon, KB Jin, CH Oh - Journal of Advanced Navigation …, 2019 - koreascience.kr
LPWA is a cost-effective and time-saving technology with wide coverage. However, the
LPWA is an ISM band that uses UHF radio waves, and its performance is very poor indoors …

[引用][C] LoRa Class C based Data Collection Speed Improvement Algorithm for Extending LPWA Coverage

H Kwon, KB Jin, CH Oh - INTERNATIONAL CONFERENCE ON …, 2019 - dbpia.co.kr
In this paper, we propose a method to increase the speed of LPWA, which is a disadvantage
of LPWA, so that LPWA can be used in more diverse environments. We have studied …