Wireless Network System With Adaptive MIMO And Dynamic Resource Allocation
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Solution Overview
Problem
Current wireless communication systems for 'last-mile' access are limited in scalability and efficiency, requiring significant infrastructure investment and often serving only a few users due to directional antenna dependencies, while cellular systems struggle with interference and resource allocation.
Innovation Solution
A flexible wireless communication system utilizing a network fuser to coordinate multiple gateway and customer premises equipment units, enabling MIMO links with adaptive antennas and dynamic resource allocation based on real-time channel statistics and user information, allowing for efficient bandwidth provisioning and interference minimization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If directional antenna systems are used for wireless access, then line-of-sight communication is achieved, but the system can only serve one or a limited number of users
Solution Approach 1:
The system segments the wireless communication function into multiple distributed GPE units, each capable of serving multiple users through MIMO technology. This segmentation allows the system to maintain reliable directional communication while simultaneously serving numerous users across different spatial locations.
Solution Approach 2:
The patent transitions from traditional single-antenna or diversity antenna schemes to MIMO (Multiple-Input Multiple-Output) systems, adding spatial dimensionality to the communication. By using multiple closely-spaced antennas, the system harnesses spatial variations in the wireless channel to serve multiple users simultaneously, effectively moving from a one-dimensional to multi-dimensional communication approach.
2Adaptability or versatility
If cellular systems are deployed to serve multiple users, then coverage is expanded, but interference and resource allocation problems increase
Solution Approach 1:
The system implements local quality control by allowing each GPE unit to independently manage its own MIMO links and resources. This distributed approach with local autonomy reduces overall system interference because each unit optimizes its transmission locally based on real-time channel conditions, avoiding the centralized interference problems of traditional cellular systems.
Solution Approach 2:
The patent incorporates real-time feedback mechanisms where GPE units continuously monitor channel statistics and user information, then dynamically adjust resource allocation and MIMO configurations. This feedback loop enables the system to adapt to changing conditions and minimize interference through dynamic resource provisioning.
3Ease of operation
If traditional wireless gateway systems are used, then basic wireless access is provided, but scalability and efficiency are limited
Solution Approach 1:
The patent creates a universal GPE unit architecture that can function in multiple roles - serving as a wireless access point, a MIMO processing node, and a network coordination element. This multi-functional design enables the system to scale efficiently by deploying identical universal units that can adapt to different operational requirements, greatly enhancing system productivity and scalability.
Solution Approach 2:
The system implements dynamic resource allocation where GPE units can dynamically adjust their operational parameters based on real-time channel statistics and user demands. The network fuser dynamically provisions bandwidth and coordinates MIMO configurations, allowing the system to optimize efficiency and scalability rather than operating with fixed, static configurations.
Data Source
AI summary
Embodiments of the present invention provide a flexible system for providing wireless broadband access. The system can include a gateway that has a plurality of gateway premises equipment (“GPE”) units and a network fuser connected to the plurality of GPE units to coordinate the activities of the plurality of the GPE units. The network fuser can provide DSP configuration information and RF configuration information to the GPE units. The network fuser is also operable to connect to a high-speed network (e.g., a backhaul network) and to provision data from the high-speed network to each of the plurality of GPE units. The system can also include a plurality of customer premises equipment (“CPE”) units remote from the gateway.