Dynamic RAN Resource Allocation During Synchronization Degradation
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Solution Overview
Problem
Radio area networks face challenges in maintaining synchronization due to varying device capabilities and time synchronization degradation, leading to inefficiencies and potential interference, especially in TDMA networks where synchronization loss results in total loss of base station capabilities.
Innovation Solution
Implementing dynamic radio area network synchronization techniques with variable guard times and adjustable error thresholds based on device capabilities, allowing networks to operate efficiently even during synchronization degradation by tailoring resource allocation to individual device performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If fixed guard times are used in TDMA networks, then network simplicity is maintained, but network reliability deteriorates during synchronization loss
Solution Approach 1:
The patent implements dynamic guard time adjustment where the guard time is no longer fixed but varies based on synchronization status. When synchronization is lost, the system dynamically extends guard times to prevent interference and maintain operational capability. This dynamic adaptation resolves the contradiction by improving reliability during synchronization loss while managing complexity through automated adjustment mechanisms.
Solution Approach 2:
The system changes the parameter of guard time duration based on synchronization conditions. By modifying this critical parameter dynamically, the network can maintain reliability during synchronization degradation without requiring complex manual intervention. The parameter change approach allows the system to adapt to varying synchronization states while maintaining operational integrity.
2Productivity
If strict synchronization requirements are enforced, then network efficiency is improved, but device complexity increases due to varying device capabilities
Solution Approach 1:
The patent applies local quality by tailoring synchronization requirements and guard times to individual devices based on their capabilities. Rather than applying uniform strict requirements to all devices, the system adjusts parameters locally for each device according to its synchronization performance and capabilities. This resolves the contradiction by maintaining network efficiency for capable devices while reducing complexity requirements for devices with limited synchronization capabilities.
Solution Approach 2:
The system dynamically adjusts synchronization requirements based on real-time device performance and capabilities. This dynamic adaptation allows the network to optimize efficiency for devices that can maintain strict synchronization while providing flexible, reduced requirements for devices experiencing synchronization degradation or with limited capabilities, thereby resolving the contradiction between efficiency and complexity.
3Reliability
If base stations terminate transmissions during synchronization loss, then interference is reduced, but network availability deteriorates
Solution Approach 1:
The patent implements beforehand cushioning by extending guard times in advance during synchronization loss events. Instead of immediately terminating transmissions, the system prepares for potential interference by increasing guard periods before actual conflicts occur. This cushioning approach maintains network availability by keeping base stations operational while preventing interference through proactive guard time extension.
Solution Approach 2:
The system maintains continuity of useful action by allowing base stations to continue transmissions during synchronization loss rather than terminating them. Through dynamic guard time adjustment, the network maintains operational capability even when strict synchronization is not available, thereby improving availability while managing interference through adaptive parameter changes rather than complete transmission termination.
Data Source
AI summary
Devices, systems, and methods for operating a wireless network using dynamic network resource requirements. An example device may include an electronic processor and a transceiver coupled to the electronic processor. The electronic processor is configured to receive, via the transceiver, at least one network message including one or more network resources, wherein the one or more network resources have at least one associated RAN synchronization requirement. The electronic processor is configured to determine at least one RAN synchronization capability for the wireless communication device. The electronic processor is configured to determine at least one available network resource by selecting, from the one or more network resources the at least one available network resource when the at least one RAN synchronization capability meets the at least one associated RAN synchronization requirement. The electronic processor is configured to control the transceiver to transmit using the at least one available network resource.