Wireless Band Sharing via Operator Priority Detection
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Solution Overview
Problem
In wireless communication systems, existing technologies face challenges in efficiently sharing bandwidth among multiple operators, leading to contention and reduced resource utilization efficiency, particularly in 5G communication systems that utilize higher frequency bands and advanced technologies like beamforming and MIMO.
Innovation Solution
The proposed solution involves an apparatus and method for sharing a band in a wireless communication system, where a manager device and base stations of multiple operators determine priority based on detected signals during a contention duration, allowing operators to occupy the band in an access duration based on their priority, thereby reducing contention overhead and enhancing resource utilization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If multiple operators share a band using contention-based access, then resource utilization efficiency is improved, but contention overhead increases and resource utilization efficiency decreases
Solution Approach 1:
The patent applies preliminary action by having operators perform priority determination through signal detection during a contention duration before actual band access. This preliminary priority establishment allows operators to access the band in subsequent access durations without repeated contention, reducing ongoing contention overhead while maintaining efficient resource utilization.
2Adaptability or versatility
If operators perform priority determination through signal detection, then fair band sharing is achieved, but system complexity increases
Solution Approach 1:
The patent applies self-service by enabling operators to autonomously determine their own priority levels through detecting signals from other operators. Each operator independently assesses the band environment and establishes its priority without requiring complex centralized coordination or negotiation protocols, thereby achieving fair band sharing while limiting system complexity growth.
3Productivity
If dynamic priority-based allocation is implemented, then resource utilization efficiency is maximized, but overhead for priority management increases
Solution Approach 1:
The patent applies parameter changes by utilizing the presence or absence of detectable signals as a simple binary parameter to determine operator priority. This approach enables dynamic priority-based allocation where operators with undetected signals gain higher priority, maximizing resource utilization efficiency while keeping priority management overhead minimal through straightforward signal detection rather than complex information exchange.
Data Source
AI summary
The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). An apparatus of a base station of a first operator in a wireless communication system includes: at least one transceiver; and at least one processor operatively coupled with the at least one transceiver, and the at least one processor is configured to transmit a first signal during a first slot regarding the first operator in a contention duration, and to determine occupancy of a band in an access duration, based on a priority of the first operator, and the priority is determined according to at least one second signal which is detected before the first slot in the contention duration.


