Multiradio Timeslot Allocation for Wireless Interference
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Solution Overview
Problem
Modern wireless communication devices face interference and resource constraints when multiple radio protocols operate concurrently, leading to communication errors and reduced performance due to the lack of effective management of shared wireless resources.
Innovation Solution
A multiradio control system that allocates timeslots dynamically between wireless communication mediums, using dedicated and shared timeslots to prioritize critical resources and manage conflicts, ensuring efficient communication while maintaining flexibility in scheduling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple radio protocols operate concurrently without effective management, then communication functionality is enhanced, but interference and communication errors increase
Solution Approach 1:
The patent implements dynamic timeslot allocation where the scheduler adjusts time slot assignments for multiple radio protocols based on real-time communication needs and interference conditions. This dynamic management allows concurrent operation of multiple protocols while adapting resource distribution to prevent interference and maintain communication reliability.
2Reliability
If dedicated timeslots are allocated to each radio protocol, then communication reliability is improved, but resource utilization efficiency decreases
Solution Approach 1:
The patent segments communication resources into dedicated timeslots for critical protocols and shared timeslots for less time-sensitive protocols. This segmentation allows high-priority communications to have guaranteed reliable channels while lower-priority protocols can share remaining resources, optimizing both reliability and resource utilization.
Solution Approach 2:
Different quality levels of service are provided to different radio protocols based on their specific requirements. Critical protocols receive dedicated timeslots with guaranteed bandwidth and lower latency, while non-critical protocols share timeslots with variable allocation, optimizing resource distribution according to local needs.
3Productivity
If shared timeslots are used among multiple radio protocols, then resource utilization efficiency is improved, but interference and packet loss increase
Solution Approach 1:
The patent introduces a scheduler as an intermediary component that manages shared timeslots between multiple radio protocols. The scheduler coordinates access to shared resources, arbitrates conflicts, and ensures that packet loss is minimized through proper timing and priority management, enabling efficient shared resource utilization without sacrificing reliability.
4Reliability
If a multiradio control system is implemented, then interference management is improved, but device complexity increases
Solution Approach 1:
The patent implements a universal scheduler that handles multiple radio protocols through a single unified control mechanism. This multi-functional approach consolidates interference management responsibilities into one system that can allocate timeslots across different protocols, reducing overall system complexity compared to having separate control systems for each protocol.
Data Source
AI summary
A system for managing the operation of a plurality of radio modules integrated within the same wireless communication device. In at least one embodiment of the present invention, time may be allocated for use in communicating over one or more wireless communication mediums. The allocated time may take the form of timeslots. The timeslots may be dedicated or shared timeslots, the type of timeslot affecting the behavior of each wireless communication medium. Use of shared timeslots may, for example, be determined locally to the radio modules based on a relative priority between the wireless communication mediums sharing the timeslot.