Changpeng Ji, Xingmei Han, Wenxin Ji. Memory Performance Optimization of Delay Tolerant Network Relay Node Based on Queuing Model[J]. Laser & Optoelectronics Progress, 2020, 57(17): 170608
- Laser & Optoelectronics Progress
- Vol. 57, Issue 17, 170608 (2020)
Fig. 1. BP/LTP architecture and transmission process of data queue
Fig. 2. Error resend mechanism of LTP
Fig. 3. Comparison of prediction the model and the real queuing process
Fig. 4. Optimization effect of each scheme at different arrival rates. (a) LTP data segment length is 500 byte; (b) LTP data segment length is 1400 byte
Fig. 5. optimization effect of each scheme under different channel bit error rates. (a) LTP data segment length is 500 byte; (b) LTP data segment length is 1400 byte
Fig. 6. Optimization effects of each scheme under different channel environments. (a) Change the channel bit error rate; (b) change the arrival rate
Fig. 7. Optimization effects of the two schemes
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Table 1. Parameters under different independent variable conditions
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