Virtual Access Point Interface for Infrastructure-Free Service Discovery
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Solution Overview
Problem
Conventional wireless networking technologies are limited by the availability, bandwidth, and capabilities of structured network components, restricting communication and service discovery between electronic devices.
Innovation Solution
The system employs a virtual access point interface and discovery protocol to enable peer-to-peer connections between electronic devices without infrastructure, allowing them to advertise and discover services directly, and switch to infrastructure connections if more robust.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional wireless networking technology uses preexisting access points and structured networks, then network connectivity is established, but network traffic and communication are limited by the availability, bandwidth, signal strength, and capabilities of structured network components
Solution Approach 1:
The patent extracts the essential networking functionality from structured network components by implementing a virtual access point that enables direct peer-to-peer communication between electronic devices. This removes the dependency on external access points and cellular towers, allowing devices to form ad hoc networks independently, thereby increasing throughput and eliminating limitations imposed by structured network infrastructure.
Solution Approach 2:
The patent segments the network communication into two modes: infrastructure mode using preexisting access points and ad hoc mode using virtual access points for direct device-to-device communication. This segmentation allows the system to bypass structured network components when direct communication is needed, improving throughput for local communications while maintaining compatibility with structured networks when necessary.
2Productivity
If electronic devices form wireless ad hoc networks to communicate directly, then throughput increases and limitations of structured networks are removed, but the complexity of service discovery and connection establishment increases
Solution Approach 1:
The virtual access point serves multiple functions simultaneously: it acts as a communication interface for direct device-to-device data transmission, a service advertisement mechanism for discovering available services on nearby devices, and a connection management component for establishing peer-to-peer links. This multi-functionality reduces the need for separate mechanisms and simplifies the overall system architecture.
Solution Approach 2:
The patent merges service advertisement, service discovery, and direct communication functions into a single virtual access point interface. By combining these functions, the system eliminates the need for separate service discovery protocols and connection establishment mechanisms, thereby reducing complexity while maintaining high throughput for direct communications.
3Adaptability or versatility
If a virtual access point interface is used for service advertisement without infrastructure connection, then service discovery is enabled between devices, but energy consumption increases
Solution Approach 1:
The virtual access point implements periodic service advertisement and discovery mechanisms rather than continuous operation. The system periodically broadcasts service information and listens for discovery requests, reducing energy consumption compared to continuous transmission while maintaining service discovery capability. This periodic action allows devices to enter low-power states between advertisement cycles.
Solution Approach 2:
The system dynamically adjusts the operation of the virtual access point based on operational needs. The virtual access point is activated when service advertisement or discovery is required and deactivated when not needed, allowing the device to switch between power-saving mode and active communication mode. This dynamic behavior reduces overall energy consumption while maintaining adaptability for service discovery.
Data Source
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AI summary
The disclosed embodiments provide a system that provides a service on a first electronic device. During operation, the system uses a virtual access point interface and a discovery protocol to advertise the service on the first electronic device. The virtual access point interface may enable discovery of the service by a second electronic device without an infrastructure connection between the first and second electronic devices. Next, the system uses the virtual access point interface to establish a wireless peer-to-peer connection between the first electronic device and a second electronic device. Finally, the system provides the service to the second electronic device through the wireless peer-to-peer connection.