IEEE/ICACT20260302 Slide.12        [Big Slide]       [YouTube] Oral Presentation
Phase 3 is Backpressure. If a single node becomes overwhelmed—meaning occupancy exceeds the limit and the detour path is also full—we trigger Backpressure. A 2-bit signal is sent upstream to throttle the injection rate. When the congestion alleviates for a period of time, the backpressure is lifted and a Disable Backpressure signal allows the upstream node to resume normal transmission.

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