Abstract
5G and Edge-Cloud computing play pivotal roles in fostering the flexibility and intelligence required by Industry 4.0 for modern production systems. This paper presents our investigation into deploying the control logic of two UR5e robotic arms on the Edge Cloud, utilizing 5G for communication and establishing a soft Programmable Logic Controller (PLC). Leveraging the Message Queue Telemetry Transport (MQTT) and Network Time Protocol (NTP), the soft PLC coordinates
the two robotic arms synchronously, mitigating the impact of the network latency variance. In the context of a concurrent delay-sensitive use case, our measurements reveal that, compared to Ethernet, wireless 5G results in 12 ms and 9 ms increases
in the 99.9th percentiles of uplink times and downlink times, respectively. However, the NTP-based coordination mechanism in our implemented solution demonstrates a 77% reduction in behavior inconsistencies caused by the 5G network latency variance in 99.98% of cases.
the two robotic arms synchronously, mitigating the impact of the network latency variance. In the context of a concurrent delay-sensitive use case, our measurements reveal that, compared to Ethernet, wireless 5G results in 12 ms and 9 ms increases
in the 99.9th percentiles of uplink times and downlink times, respectively. However, the NTP-based coordination mechanism in our implemented solution demonstrates a 77% reduction in behavior inconsistencies caused by the 5G network latency variance in 99.98% of cases.
Original language | English |
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Title of host publication | IEEE Consumer Communications & Networking Conference |
Publisher | IEEE (Institute of Electrical and Electronics Engineers) |
Publication date | Jan 2025 |
Publication status | Published - Jan 2025 |
Event | IEEE Consumer Communications & Networking Conference - Las Vegas, United States Duration: 10 Jan 2025 → 13 Jan 2025 https://ccnc2025.ieee-ccnc.org/ |
Conference
Conference | IEEE Consumer Communications & Networking Conference |
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Country/Territory | United States |
City | Las Vegas |
Period | 10/01/2025 → 13/01/2025 |
Internet address |
Series | IEEE Annual Consumer Communications & Networking Conference (CCNC) |
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ISSN | 2331-9860 |
Keywords
- robotics
- 5G
- edge cloud
- synchronization