MM-Wave Mesh Networking With Beam-Triggered Modem Reconfiguration
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Solution Overview
Problem
Existing mm wave radio communication systems face challenges in dynamically adapting to changing node configurations and movements, particularly in mobile scenarios, leading to suboptimal reliability, flexibility, and resource utilization in high-capacity communication networks.
Innovation Solution
A wireless node apparatus with configurable wireless modems that can operate in access point or non-access point modes, utilizing directional antennas and a configuration controller for proximity detection and adaptive configuration, enabling efficient link establishment and management in mm wave radio communication mesh networks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If mm wave radio communication is used to provide high capacity backhaul or ad-hoc network, then communication capacity and throughput are improved, but the system becomes more sensitive to mobility and requires more complex handover management
Solution Approach 1:
The system performs preliminary actions by establishing multiple redundant mm wave communication links before mobility issues arise. When a link degradation is detected, pre-configured alternative links are immediately activated, enabling seamless handover without service interruption. This proactive approach resolves the contradiction by preparing the system in advance for the challenges of mm wave mobility.
Solution Approach 2:
The system dynamically changes operational parameters such as beamforming directions, modulation schemes, and power levels based on detected mobility conditions. By adapting these parameters in real-time, the system maintains high communication capacity while reliably supporting mobile scenarios, thus resolving the trade-off between capacity and mobility reliability.
2Productivity
If directional antennas are used in mm wave communication, then communication capacity is improved through beamforming, but the system loses omnidirectional capability and becomes more sensitive to node movement
Solution Approach 1:
The system segments the omnidirectional coverage space into multiple directional sectors, each served by a dedicated beamforming antenna. This segmentation allows the system to maintain high directional gain for capacity while collectively providing omnidirectional coverage through multiple segmented beams, resolving the contradiction between directional capacity and omnidirectional adaptability.
Solution Approach 2:
The system dynamically adjusts beamforming directions and activates different directional antennas based on real-time node position and movement detection. This dynamic adaptation allows the system to maintain omnidirectional coverage capability while utilizing directional beamforming for high-capacity communication, thus resolving the trade-off between the two requirements.
3Manufacturing precision
If manual configuration of wireless modems is performed, then configuration accuracy is improved, but the complexity of network deployment and maintenance increases
Solution Approach 1:
The system enables wireless modems to automatically perform self-configuration by detecting neighboring nodes, selecting appropriate configuration modes (PCP/AP or non-PCP/AP), and establishing communication links without manual intervention. This self-service capability maintains configuration accuracy through automated decision-making while dramatically reducing deployment and maintenance complexity.
Solution Approach 2:
The system implements feedback mechanisms where wireless modems continuously monitor network conditions, link quality, and node configurations, then automatically adjust their settings based on this feedback. This closed-loop control ensures accurate configuration while eliminating the need for complex manual setup, as the system self-optimizes based on real-time conditions.
Data Source
AI summary
A mm wave radio communication mesh network comprises a wireless node apparatus comprising a plurality of wireless modems (103) and a configuration controller (307) arranged to perform a node configuration arranged to configure the wireless modems (103) as access point wireless modems or non-access point wireless modems. A detector (309) detects if a beam direction for a first wireless modem is proximal to an extreme of a beam direction interval supported by the first wireless modem. If so, a configuration controller (307) proceeds to perform a node configuration to configure a second wireless modem as an access point wireless modem or a non-access point wireless modem depending on the configuration of the first wireless modem. This may allow the second wireless modem to be ready to support the communication if the link with the first wireless modem fails. The approach may improve the formation of an efficient mesh network.