Abstract
The evolution of cellular fifth-generation (5G) tech-nologies shapes the future of the manufacturing industry by enabling sector automation and digitalization. Smart factories rely primarily on wireless connectivity provided by new radio (NR) systems to meet the stringent requirements of industrial applications. Among these, several industrial wearable and sensor-based services involve devices with relaxed communication capabilities as compared to Rel-15 NR user equipment. Hence, a new category of reduced-capability (RedCap) devices becomes essential in industrial private networks. As RedCap devices may experience degradation of uplink (UL) performance due to simplifications in radio frequency and baseband capabilities, this paper focuses on enhancing NR RedCap operations with existing 5G solutions for UL improvement, namely, dual connectivity, carrier aggregation, and supplementary UL. Specifically, we discuss these options for RedCap wearable devices and evaluate the performance gains of the selected technology using link-level simulations.
| Original language | English |
|---|---|
| Title of host publication | 2022 IEEE International Conference on Communications Workshops, ICC Workshops 2022 |
| Publisher | IEEE |
| Pages | 520-525 |
| Number of pages | 6 |
| ISBN (Electronic) | 9781665426718 |
| ISBN (Print) | 9781665426725 |
| DOIs | |
| Publication status | Published - 2022 |
| Publication type | A4 Article in conference proceedings |
| Event | IEEE International Conference on Communications Workshops - Seoul, Korea, Republic of Duration: 16 May 2022 → 20 May 2022 |
Publication series
| Name | IEEE International Conference on Communications Workshops |
|---|---|
| ISSN (Print) | 2164-7038 |
| ISSN (Electronic) | 2694-2941 |
Conference
| Conference | IEEE International Conference on Communications Workshops |
|---|---|
| Country/Territory | Korea, Republic of |
| City | Seoul |
| Period | 16/05/22 → 20/05/22 |
Funding
ACKNOWLEDGMENTS The authors gratefully acknowledge funding from the European Union's Horizon 2020 Research under the Marie Sklodowska Curie grant agreement no. 813278 (A-WEAR: A network for dynamic wearable applications with privacy constraints, http://www.a-wear.eu/). This work was also supported by the Academy of Finland (projects Emc2-ML, RADIANT, and IDEA-MILL).
Keywords
- Carrier Aggregation
- Dual Connectivity
- Industrial 5G
- NR RedCap
- Supplementary UL
Publication forum classification
- Publication forum level 0
ASJC Scopus subject areas
- Artificial Intelligence
- Computer Networks and Communications
- Signal Processing
- Control and Optimization
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