SSB Time-Gap Configuration Across Bandwidths for Interference Control
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Solution Overview
Problem
Existing wireless communication systems face challenges in efficiently configuring time gaps between synchronization signal blocks (SSBs) and broadcast channels, leading to interference and suboptimal resource utilization.
Innovation Solution
Implementing time gaps between synchronization signals and broadcast channels using different bandwidths to separate and manage these signals effectively, allowing for efficient resource allocation and reduced interference.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If synchronization signals and broadcast channels are transmitted without time gap separation, then resource utilization is improved, but interference between signals increases
Solution Approach 1:
The patent divides the transmission timeline into distinct segments: a first time slot for synchronization signals and a second time slot for broadcast channels, separated by a configured time gap. This segmentation prevents signal interference while maintaining efficient resource utilization through structured time-division multiplexing.
Solution Approach 2:
The patent implements periodic transmission of synchronization signal blocks (SSBs) with configured time gaps between consecutive blocks. This periodic structure with intentional gaps allows the system to balance resource utilization with interference prevention by repeating the pattern at optimized intervals.
2Object-affected harmful factors
If time gaps are configured between synchronization signals and broadcast channels, then signal interference is reduced, but resource utilization decreases
Solution Approach 1:
The patent makes the time gap configuration dynamic and adaptable by allowing different time gap durations for different SSB periods and enabling network configuration of gap parameters. This dynamic approach optimizes the balance between interference reduction and resource utilization based on actual network conditions and requirements.
Solution Approach 2:
The patent changes the time gap parameter based on SSB period configurations, using shorter gaps for frequent SSB transmissions and longer gaps for less frequent transmissions. This parameter adaptation optimizes resource utilization while maintaining adequate interference separation for each specific transmission scenario.
3Ease of operation
If synchronization signals use different bandwidth than broadcast channels, then signal management is improved, but system complexity increases
Solution Approach 1:
The patent segments the frequency resources by allocating different bandwidths to synchronization signals and broadcast channels within their respective time slots. This segmentation simplifies signal management by dedicating specific frequency resources to each signal type while the time gap structure handles the overall coordination.
Data Source
AI summary
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, using a first bandwidth, at least one synchronization signal associated with a synchronization signal block (SSB). The UE may receive, using a second bandwidth, at least one signal associated with a broadcast channel and associated with the SSB. The at least one synchronization signal and the at least one signal associated with the broadcast channel are separated by a time gap. In some aspects, the at least one synchronization signal and the at least one signal associated with the broadcast channel are received using a second beam. Accordingly, the UE may additionally receive, using a first beam, at least one additional synchronization signal associated with an additional SSB. The SSB and the additional SSB are separated by a beam switching gap. Numerous other aspects are described.