Results 31 to 40 of about 1,375 (127)

Low-Power Cross-Layer Error Management Using MIMO-LDPC Iterative Decoding for Video Processing

open access: yesIEEE Access, 2021
This paper presents a novel low-power joint decoding system composed of a multiple-input multiple-output (MIMO) detector, low-density parity-check (LDPC) channel decoder, and H.264 source decoder for energy-aware and cross-layer source-channel ...
Yoon Seok Yang, Yongtae Kim
doaj   +1 more source

EFFICIENT MOBILE VIDEO TRANSMISSION BASED ON A JOINT CODING SCHEME

open access: yesJournal of ICT, 2017
In this paper, we propose a joint coding design which uses the Symbol Forward Error Correction (S-FEC) at the application layer. The purpose of this work is on one hand to minimize the Packet Loss Rate (PLR) and, on the other hand to maximize the visual ...
Rima Boudjadja   +3 more
doaj   +3 more sources

Rateless Polar-Spinal Coding Scheme With Enhanced Information Unequal Error Protection

open access: yesIEEE Access, 2019
In this paper, a rateless coding scheme with enhanced unequal error protection (UEP) property is proposed by concatenating the systematic polar code (SPC) and spinal code, where SPC is used as the outer code and spinal code is the inner code.
Hao Liang   +3 more
doaj   +1 more source

Multilevel Block Coded 8-PSK Modulations Using Unequal Error Protection Codes for the Rayleigh Fading Channel [PDF]

open access: yes, 1995
This paper introduces new block coded 8-PSK modulations with unequal error protection (UEP) capabilities for Rayleigh fading channels. The design of efficient block coded modulations (BCM) over 8-PSK signal sets, for the specific purpose of UEP, over ...
Kamasi, Tadeo   +2 more
core   +1 more source

LDPC coded transmissions over the Gaussian broadcast channel with confidential messages

open access: yes, 2014
We design and assess some practical low-density parity-check (LDPC) coded transmission schemes for the Gaussian broadcast channel with confidential messages (BCC).
Baldi, Marco   +3 more
core   +1 more source

Rateless Codes with Progressive Recovery for Layered Multimedia Delivery

open access: yes, 2012
This paper proposes a novel approach, based on unequal error protection, to enhance rateless codes with progressive recovery for layered multimedia delivery. With a parallel encoding structure, the proposed Progressive Rateless codes (PRC) assign unequal
Chen, Zhao   +3 more
core   +1 more source

Unequal error protection for MIMO systems with a hybrid structure [PDF]

open access: yes, 2006
We propose a hybrid multiple-input-multiple-output (MIMO) architecture to implement unequal error protection (UEP) for video delivery in MIMO systems.
Li, VOK, Shen, D, Yang, GH
core   +1 more source

Research on unequal error protection of irregular LDPC codes

open access: yesTongxin xuebao, 2005
An irregular low-density parity-check (LDPC) code with unequal error protection (UEP) property was proposed. A weight-increasing parity-check (WIPC) matrix was constructed.
MA Pi-ming, YUAN Dong-feng, YANG Xiu-mei
doaj   +2 more sources

An unequal error protection scheme for non-binary LDPC using statistical QAM and prioritized mapping [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2018
Low Density Parity Check (LDPC) codes are among the most popular channel codes used nowadays because of their ability to achieve near channel capacity performances.
Indoonundon Madhavsingh   +1 more
doaj   +1 more source

Adaptive UEP and Packet Size Assignment for Scalable Video Transmission over Burst-Error Channels

open access: yesEURASIP Journal on Advances in Signal Processing, 2006
This work proposes an adaptive unequal error protection (UEP) and packet size assignment scheme for scalable video transmission over a burst-error channel. An analytic model is developed to evaluate the impact of channel bit error rate on the quality of
Su Yih-Ching   +2 more
doaj   +1 more source

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