Wireless Device Direct Communication via Ad-Hoc Transceivers
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Solution Overview
Problem
Conventional wireless communication devices rely on base stations for communication, limiting direct communication between nearby devices, especially in scenarios where infrastructure is unavailable or during emergencies.
Innovation Solution
Incorporating a second short-range transceiver in wireless communication devices to enable direct communication between devices without relying on wireless communication networks, using IEEE 802.11 standards for ad-hoc mode operation and WiFi Direct for establishing communication links.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If wireless communication devices use base stations for communication, then communication coverage and network infrastructure support are improved, but direct communication capability between nearby devices is lost and system complexity increases
Solution Approach 1:
The patent segments the communication system into two independent modes: infrastructure mode (using base stations) and ad-hoc mode (direct device-to-device communication). This allows devices to choose the appropriate mode based on availability and requirements, resolving the contradiction by providing both options without forcing a single complex system.
Solution Approach 2:
The wireless communication device is designed with multi-functionality, incorporating both base station communication capabilities and ad-hoc mode capabilities. This universal design enables a single device to operate in multiple communication paradigms, eliminating the need for separate devices and reducing overall system complexity while maintaining reliability.
2Speed
If wireless devices communicate via base stations, then network infrastructure support is maintained, but direct communication capability and communication speed are reduced
Solution Approach 1:
The patent implements dynamic communication mode selection, allowing devices to switch between infrastructure mode and ad-hoc mode based on real-time conditions. When base stations are unavailable or direct communication is needed, the system dynamically transitions to ad-hoc mode, optimizing communication speed without permanently increasing architectural complexity.
Solution Approach 2:
The ad-hoc mode acts as an intermediary communication path between devices, bypassing the base station when direct communication is beneficial. This intermediary mechanism provides high-speed direct device-to-device communication while maintaining the option to use base stations when appropriate, thus improving speed without excessive complexity.
3Adaptability or versatility
If push-to-talk technology is used for group communication, then group communication capability is provided, but direct communication appearance is simulated rather than achieved and network dependency remains
Solution Approach 1:
The ad-hoc mode enables group communication where devices autonomously establish and manage their own communication network without requiring base station infrastructure. Each device in the group independently manages its communication, providing true communication independence and reliability while maintaining versatile group communication capabilities.
Solution Approach 2:
The patent segments communication into infrastructure-dependent modes and infrastructure-independent modes. The ad-hoc mode creates a separate communication segment that operates independently of base stations, allowing group communication without network dependency and achieving both versatility and reliability simultaneously.
Data Source
AI summary
A short-range wireless communication network may be established by direct communication between two or more wireless communication devices. A conventional cellular telephone includes an integrated short-range transceiver. The short-range transceivers of multiple wireless communication devices can be coupled together to form a short-range communication network without utilizing any wireless communication network supported by wireless service providers. The short-range communication network may be extended as additional devices come within range or consolidated as wireless communication devices leave the communication range. The short-range communication network is built upon the proximity of wireless communication devices with each other. Data is disseminated between the wireless communication devices using a data message synchronization process. Messages may also be carried from one wireless network to another as the communication devices are carried by individuals.