Mode-Based Reflective Surface Selection for Blocked 5G Links
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Solution Overview
Problem
Wireless providers face challenges in positioning new, shorter wavelength frequency bands for mobile devices due to their susceptibility to blockage and narrower beams, which affects signal propagation and connectivity.
Innovation Solution
Utilizing a reflective surface to redirect communication signals, combining different modes such as radio waves, laser light, sound waves, and thermal waves to improve network connectivity and overcome signal interference and blockages.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If new, shorter wavelength frequency bands are used to provide faster broadband connections, then connection speed is improved, but signal blockage susceptibility increases
Solution Approach 1:
The patent introduces reflective surfaces (mirrors, metallic surfaces, buildings, vehicles) as intermediary elements to redirect mmWave signals around obstacles. These surfaces act as mediators that bounce the high-frequency signals from the access point to the user device, enabling the signal to overcome blockages from trees, walls, and other physical obstructions while maintaining the speed benefits of short-wavelength frequencies
2Speed
If new, shorter wavelength frequency bands are used to provide faster broadband connections, then connection speed is improved, but beam width decreases
Solution Approach 1:
The patent extends the signal propagation from a single direct path into multiple dimensional paths by utilizing reflective surfaces at various locations and angles. This creates a three-dimensional network of signal paths (direct path, reflected paths, bounced paths) that collectively expand the effective coverage area beyond what a single narrow beam could achieve
3Reliability
If reflective surfaces are used to redirect signals, then signal propagation reliability is improved, but system complexity increases
Solution Approach 1:
The patent enables the wireless communication system to automatically discover and utilize existing environmental surfaces (buildings, vehicles, trees, other devices) as reflective elements. The system self-configures by identifying suitable reflection paths and adjusting beam directions dynamically, without requiring manual deployment or configuration of additional infrastructure, thereby limiting the increase in system complexity
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enhances network robustness, reduces overhead, and improves global resource management by providing additional signal streams and alternative paths for communication, especially in environments with persistent interference.
Implementation Method 1
utilizing a reflective surface to redirect communication signals
Data Source
AI summary
The technologies described herein are generally directed to using a reflective surface to reflect a signal from access point equipment to signal receiving equipment in a fifth generation (5G) network or other next generation networks. For example, a method described herein can include receiving a request from access point equipment to establish a communications session between the access point equipment and a user equipment. The method can further include identifying a reflective surface to facilitate a connection between the user equipment and the access point equipment using a mode of communication, resulting in reflected path information corresponding to a reflected path usable by the mode of communication for the communications session. Further, the method can include communicating to the access point equipment, mode information corresponding to the mode of communication and the reflected path information.