Wireless Access Point Network Discovery Control
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Solution Overview
Problem
Wireless networks face inefficiencies in throughput due to random interruptions during discovery and scanning procedures, particularly as more users access networks and demand greater capacity, leading to increased overhead and channel pollution in frequency bands like the 6 GHz band.
Innovation Solution
Implementing methods and systems that control and coordinate discovery and scanning procedures by receiving frames indicating operating channels of other access points, allowing for passive or active scanning based on neighbor reports, and using access rules to limit uncontrolled communications, such as EDCA-based access or trigger-based scheduling, to reduce channel pollution and increase bandwidth efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If devices perform random discovery and scanning procedures on wireless networks, then devices can discover available networks and channels, but network throughput decreases due to random interruptions and channel pollution
Solution Approach 1:
The system performs preliminary scanning and discovery procedures before actual data transmission begins. Devices scan for available networks and channels in advance, storing this information for later use. This preliminary action separates the discovery phase from the data transmission phase, preventing random interruptions during throughput-critical operations.
Solution Approach 2:
The system implements periodic scanning intervals where devices periodically check for available networks and channels rather than performing continuous or random scanning. This periodic action creates predictable patterns that allow other devices to anticipate and avoid transmission conflicts, maintaining network throughput while still enabling discovery capability.
2Quantity of substance
If more users access wireless networks simultaneously, then network capacity demand increases, but channel pollution increases and bandwidth efficiency decreases
Solution Approach 1:
The system segments the wireless medium access by introducing structured scanning periods and coordinated access protocols. Instead of all users accessing the channel simultaneously and randomly, users are segmented into different scanning and transmission phases, reducing channel pollution while supporting more concurrent users.
Solution Approach 2:
The system implements feedback mechanisms where devices monitor channel conditions and adjust their scanning and transmission behavior accordingly. When channel pollution is detected, devices receive feedback to reduce scanning frequency or switch to alternative channels, thereby reducing harmful effects while maintaining user capacity.
3Measurement precision
If devices perform active scanning procedures to discover networks, then discovery accuracy improves, but network interruptions increase and throughput decreases
Solution Approach 1:
The system replaces continuous active scanning with periodic scanning at predetermined intervals. This maintains discovery accuracy by regularly updating network information while minimizing interruptions to data transmission, as scanning occurs only at scheduled times rather than continuously.
Solution Approach 2:
The system performs discovery and scanning as preliminary actions before data transmission begins. Once the network topology is discovered and mapped through preliminary scanning, this information is cached and used for subsequent transmissions, eliminating the need for continuous scanning and thereby maintaining throughput.
4Ease of operation
If uncontrolled communications are allowed on wireless channels, then ease of operation improves, but bandwidth efficiency decreases due to random access overhead
Solution Approach 1:
The system implements dynamic access control where communication rules are adjusted based on current network conditions. During periods of high activity, access becomes more controlled to maintain efficiency; during low activity, access becomes more permissive to maintain ease of operation. This dynamic adaptation resolves the contradiction between accessibility and efficiency.
Solution Approach 2:
The system changes operational parameters such as scanning intervals, transmission power, and access probabilities based on network load and conditions. By dynamically adjusting these parameters, the system maintains ease of operation across different scenarios while optimizing bandwidth efficiency when needed.
Data Source
AI summary
Methods and systems for accessing networks prohibit uncontrolled communications over a designated network. In some aspects, a method of controlling network access is disclosed. The method comprises transmitting, by a first access point, a first beacon over a first network to a station, the first beacon including information allowing the station to associate with the first access point. The method also comprises receiving a probe request at the first access point over the first network from the station, the probe request including a request for rules for associating with a second network. The method additional comprises generating a probe response to include the rules regarding associating with the second network, wherein the rules do not permit uncontrolled communications over the second network. The method further comprises transmitting the probe response from the first access point to the station over the first network.