Results 11 to 20 of about 4,789,398 (232)

Error-resilient performance of dirac video codec over packet-erasure channel [PDF]

open access: yes, 2007
Video transmission over the wireless or wired network requires error-resilient mechanism since compressed video bitstreams are sensitive to transmission errors because of the use of predictive coding and variable length coding.
Loo, KK, Tun, M, Cosmas, J
core   +8 more sources

Performance modelling and enhancement of wireless communication protocols [PDF]

open access: yes
In recent years, Wireless Local Area Networks(WLANs) play a key role in the data communications and networking areas, having witnessed significant research and development. WLANs are extremely popular being almost everywhere including business,office and
Chatzimisios, Periklis
core   +9 more sources

Secure transmission for NOMA downlink based on short packet communication

open access: yesTongxin xuebao, 2021
For the low-latency requirements of Internet of things (IoT) business, short packet communication (SPC) and non-orthogonal multiple access (NOMA) were combined to study the problem of secure transmission in the multi-user NOMA system with eavesdroppers ...
Gangcan SUN   +3 more
doaj   +2 more sources

Analisis Penggunaan Algoritma Useless Packet Transmission Avoidance (UPTA) untuk Menghindari Transmisi Paket Tidak Berguna pada Multimedia di Jaringan dengan Tingkat Best-Effort [PDF]

open access: yes, 2012
Useless packet transmission (UPT) adalah transmisi paket multimedia yang terjadi ketika nilai packet loss rate dari koneksi multimedia tersebut melebihi batas toleransi (threshold) yang bisa diterima untuk menghasilkan kualitas media yang baik.
Herdianto, Yazid   +5 more
core   +1 more source

Joint Blocklength and Power Optimization in High-Speed Railway Relay Communication Systems

open access: yesIEEE Access, 2023
For a high-speed railway relay downlink communication system based on short-packet transmission, the problem of maximizing the minimum user throughput by jointly optimizing the transmission packet length and the transmission power control of the relay ...
Hao Xu   +4 more
doaj   +1 more source

Multiband Massive Channel Random Access in Ultra-Reliable Low-Latency Communication

open access: yesIEEE Access, 2020
Ultra-Reliable Low-Latency Communication (URLLC) is challenging due to its extremely higher reliability requirement with stringent short latency packet transmission.
Abir Hossain   +4 more
doaj   +1 more source

Comprehensive Performance Analysis of Zigbee Communication: An Experimental Approach with XBee S2C Module

open access: yesSensors, 2022
The recent development of wireless communications has prompted many diversified applications in both industrial and medical sectors. Zigbee is a short-range wireless communication standard that is based on IEEE 802.15.4 and is vastly used in both indoor ...
Khandaker Foysal Haque   +2 more
doaj   +1 more source

Separation principle for networked control systems with multiple-packet transmission

open access: yes, 2011
The authors investigate a class of observer-based discrete-time networked control systems (NCSs) with multiple-packet transmission where random packet dropouts occur independently in both the sensor-to-controller (S/C) and controller-to-actuator (C/A ...
Wu, Jun, Chen, Sheng, Wu, Dongxiao
core   +2 more sources

Performance Analysis of Grant-Free Random-Access NOMA in URLL IoT Networks

open access: yesIEEE Access, 2021
Internet-of-Things (IoT) networks have recently emerged to provide massive connectivity for many application scenarios and services. Additionally, developing spectrum-access strategies for a large number of nodes with sporadic data traffic behaviors in ...
Mohammad Reza Amini, Mohammed W. Baidas
doaj   +1 more source

Packet reordering, high speed networks and transport protocol performance [PDF]

open access: yes, 2004
We performed end-to-end measurements of UDP/IP flows across an Internet backbone network. Using this data, we characterized the packet reordering processes seen in the network.
Perkins, C.S.   +5 more
core   +1 more source

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