Superframe Wireless Synchronization for Multi-Cell Collision Prevention
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Solution Overview
Problem
Existing wireless communication systems face challenges in efficiently coordinating multiple cells to prevent collisions, conserve battery life of user units, and facilitate secure wireless transactions.
Innovation Solution
A system comprising a synchronization device that coordinates wireless communication among multiple fixed devices and portable devices using a superframe to synchronize operations, allowing secure access to applications and services while minimizing collisions and conserving battery life.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If wireless communication systems coordinate multiple cells to prevent collisions, then communication reliability is improved, but device complexity increases
Solution Approach 1:
The system divides the wireless network into multiple synchronized cells, each managed by a coordinator device that independently handles collision prevention within its cell. This segmentation allows reliable communication without requiring every device to implement complex global coordination mechanisms.
Solution Approach 2:
Coordinator devices act as intermediary entities that manage synchronization and collision prevention within each cell. These coordinators handle the complexity of coordination centrally, allowing ordinary wireless devices to communicate reliably without implementing complex coordination logic themselves.
2Reliability
If wireless devices continuously monitor and coordinate communications, then collision prevention is improved, but battery life deteriorates
Solution Approach 1:
The system implements periodic synchronization intervals where devices wake up to exchange synchronization information and then return to low-power sleep mode. This periodic operation maintains collision prevention capability while significantly reducing average power consumption compared to continuous monitoring.
Solution Approach 2:
Coordinator devices automatically manage synchronization timing and wake-up schedules for devices in their cell, enabling battery-powered devices to conserve energy while still maintaining reliable communication through the coordinator's centralized management.
3Measurement precision
If synchronization information is frequently broadcast to all devices, then synchronization accuracy is improved, but network traffic increases
Solution Approach 1:
The system broadcasts synchronization information at different frequencies to different devices based on their specific needs. Coordinator devices send synchronization updates to all devices, but individual devices can adjust their reception frequency based on their synchronization requirements and battery status, reducing overall network traffic while maintaining necessary accuracy.
Data Source
AI summary
A system and method for wireless synchronization on a network are disclosed. In one embodiment, the wireless device includes a wireless transceiver and processing circuitry. The wireless transceiver wirelessly receives synchronization information including a superframe from a first wireless, reader device, and wirelessly transmits the synchronization information to a second wireless, reader device and a portable wireless device, and to wirelessly detect a presence of a portable wireless device. The processing circuitry communicates synchronization information to the second wireless, reader device and portable wireless device. The superframe is used to synchronize a wireless data exchange between the third wireless, reader device and the portable wireless device.