Hybrid Wireless Access Point SCA MCA Support

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Solution Overview

Problem

Current wireless network deployments require separate hardware and increased costs and complexity to support both single-channel (SCA) and multi-channel (MCA) architectures, limiting flexibility and efficiency in covering large areas with seamless roaming for diverse client devices, including IoT devices and legacy systems.

Innovation Solution

The development of hybrid wireless access points that simultaneously support both single-channel and multi-channel architectures on the same device, allowing for flexible configuration and reduced hardware needs by utilizing the same device to manage both SCA and MCA setups, thereby enabling seamless roaming and efficient network coverage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If separate hardware is used to support both SCA and MCA architectures, then both architectures can be supported, but hardware costs and system complexity increase

Engineering Contradiction:
Improvesupport for both SCA and MCA architecturesVSAvoidhardware requirements
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The access point is designed to perform multiple functions by supporting both single-channel architecture (SCA) and multi-channel architecture (MCA) operations within the same device. The system can dynamically switch between SCA mode (using a single channel and BSSID) and MCA mode (using multiple channels and BSSIDs), eliminating the need for separate hardware deployments for different architecture requirements.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The access point implements dynamic configuration capabilities where it can adjust its operational mode between SCA and MCA based on network conditions and client requirements. The system dynamically manages channel assignments, BSSID configurations, and synchronization frame transmissions to adapt to changing network topologies and client device needs.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If separate hardware is deployed for SCA and MCA, then architecture support is ensured, but deployment costs increase

Engineering Contradiction:
Improvearchitecture supportVSAvoidnumber of access points
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

A single access point is designed to universally support both SCA and MCA architectures, replacing the need for multiple specialized access points. The device can function as both an SCA access point (serving legacy devices and IoT devices) and an MCA access point (serving modern devices requiring multiple channels), thereby reducing the total quantity of hardware required.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent combines previously separate SCA and MCA functionality into a unified access point system. By merging these architectures into a single device, the system reduces hardware quantity, simplifies deployment, and lowers overall costs while maintaining support for diverse client devices.

Inventive Principle:
Principle #5Merging (Combining)

3Area of stationary object

If multiple access points are deployed for comprehensive coverage, then network coverage improves, but system complexity and coordination requirements increase

Engineering Contradiction:
Improvenetwork coverage areaVSAvoidnetwork coordination
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The access point implements segmentation by creating multiple virtual access points (VAPs) or basic service sets (BSSs) within a single physical device. Each VAP can operate on a different channel and serve different client devices, effectively segmenting the network coverage areas while maintaining centralized control and reducing coordination complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11570688B2Single channel deployment over wireless network topologies
Publication Date: 2023.01.31 ALLIED TELESIS
  • US11570688B2 patent drawing
  • US11570688B2 patent drawing
  • US11570688B2 patent drawing

AI summary

Systems, devices, and methods relate to a hybrid wireless access point (AP) which can support both single-channel mode and multi-channel mode at same time and within the same device. Uplink and/or downlink packets may be received by the hybrid AP, where the received packet may be same packet sent to different hybrid APs, and then each hybrid AP may decide to use these received packets for single-channel architecture (SCA), multi-channel architecture (MCA), or both. In SCA, the hybrid APs may communicate with each other to sync the SCA behavior.