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Rate-compatible punctured low-density parity-check codes for ultra wide band systems
2005
GLOBECOM '05. IEEE Global Telecommunications Conference, 2005.
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In this paper 1 we treat rate-compatible punctured low-density parity-check (RCP-LDPC) codes. ...
We show how a mother code can be efficiently punctured to achieve good performance over a wide range of rates and discuss the design of a mother code. ...
rates and enable the use of the type-II hybrid ARQ protocol. ...
doi:10.1109/glocom.2005.1578492
dblp:conf/globecom/KlincHKM05
fatcat:5aehjo66e5hphofi3g6vgmzmjq
A Survey on Protograph LDPC Codes and Their Applications
2015
IEEE Communications Surveys and Tutorials
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As a type of promising structured LDPC codes, the protograph LDPC codes not only inherit the advantage of conventional LDPC codes, i.e., excellent error performance, but also possess simple representations ...
This paper provides a comprehensive survey on the state-of-the-art in protograph LDPC code design and analysis for different channel conditions, including the additive white Gaussian noise (AWGN) channels ...
Moreover, the rate-compatible protograph (RCP) LDPC codes have been studied for applications of adaptive coding and hybrid automatic repeat request (HARQ) [50] , [59] - [62] . ...
doi:10.1109/comst.2015.2436705
fatcat:fdq7i74t2vc4rdgmjamhpydokq
On link-layer reliability and stability for wireless communication
2008
Proceedings of the 14th ACM international conference on Mobile computing and networking - MobiCom '08
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An important conclusion of our analysis is that various traffic demand can be met using a packet-by-packet code embedding rate constraint that is independent of traffic type. ...
A primary focus of popular wireless link-layer protocols is to achieve some level of reliability using ARQ or Hybrid ARQ mechanisms. ...
using robust and well-defined code rates, in each packet; and (b) selects the code rates in an optimal and constrained manner to ensure reliability, stability, and maximum throughput. ...
doi:10.1145/1409944.1409982
dblp:conf/mobicom/SoltaniMR08
fatcat:iucqgdc7ffh4tjcq4eoi6kn6x4
Feedback Communication Systems with Limitations on Incremental Redundancy
[article]
2013
arXiv
pre-print
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Finally, an RCSP-based decoding error trajectory is introduced that provides target error rates for the design of rate-compatible code families for use in feedback communication systems. ...
For binary symmetric channels, the RCSP approximation provides an efficiently-computed approximation of performance that shows excellent agreement with a family of rate-compatible, tail-biting convolutional ...
[25] used rate-compatible punctured turbo (RCPT) codes in an IR-RC system to match the expected throughput to the binary-input AWGN channel capacity. ...
arXiv:1309.0707v1
fatcat:kwbj7fos6zez7oui7uclgwmavq
Link Adaptation for Wireless Video Communication Systems
[article]
2017
arXiv
pre-print
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Chase combining is used, and it actually vanishes completely for particular codes. ...
This PhD thesis considers the performance evaluation and enhancement of video communication over wireless channels. ...
CRC-Free Hybrid ARQ System using Turbo Product Codes 112 bits on the system throughput might be negligible for packets with large number of bits. ...
arXiv:1706.02981v1
fatcat:iw4gzxvx6jf2hnoit7wbmlmelu
No symbol left behind
2012
Proceedings of the 18th annual international conference on Mobile computing and networking - Mobicom '12
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Recently, rateless codes have introduced a promising approach to obtaining wireless throughput higher than what is achieved by fixedrate codes, especially over time-varying channels. ...
This protocol needs to determine how much coded data should be sent before the sender pauses for feedback from the receiver. ...
ACKNOWLEDGMENTS We thank the reviewers and Bob Iannucci for helpful comments. ...
doi:10.1145/2348543.2348549
dblp:conf/mobicom/IannucciPBS12
fatcat:snbktgzdfbb7tchmj4lx4jv7hi
CodeRepair: PHY-layer partial packet recovery without the pain
2015
2015 IEEE Conference on Computer Communications (INFOCOM)
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Our evaluation shows that CodeRepair recovers an average of 34% partially corrupted packets, and improves the end-to-end link goodput by 59% on lossy 802.11 links. ...
To reduce computational cost of error recovery, CodeRepair employs single parity code for correcting coded bit errors. ...
National Science Foundation under grants CNS-1423221, CNS-0954039 (CAREER), CNS-1239108, CNS-1218718, IIS-1231680, and NSFC (61170296, 61190125). ...
doi:10.1109/infocom.2015.7218524
dblp:conf/infocom/HuangXNL15
fatcat:5fjya45rrjdlrlmblvhoaj535y
A Comparison of 5G Channel Coding Techniques
2020
IJEEC - INTERNATIONAL JOURNAL OF ELECTRICAL ENGINEERING AND COMPUTING
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The ability to support a wide range of code lengths and code rates and excellent Bit Error Rate (BER) performances, justify the utilization of LDPC and Polar codes in 5G communication systems. ...
This paper focuses on two 5G channel coding techniques, Low-Density Parity-Check (LDPC) and Polar codes. ...
Future work will be focused on the further evaluation of the performances and complexity of the LDPC and Polar codes. ...
doi:10.7251/ijeec2002071m
fatcat:pnhu6pydsjh7bmrnkk6smf3cta
Survey on Free Space Optical Communication: A Communication Theory Perspective
2014
IEEE Communications Surveys and Tutorials
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FSO systems are used for high rate communication between two fixed points over distances up to several kilometers. ...
Specific topics include advances in modulation, channel coding, spatial/cooperative diversity techniques, adaptive transmission, and hybrid RF/FSO systems. ...
An experimental set-up has been presented in [365] where hybrid LDPC coding is performed on a wireline low bandwidth link used in conjunction with an FSO link. ...
doi:10.1109/comst.2014.2329501
fatcat:exn6xduerrb37nr3t4x3vuj6cy
Error and Congestion Resilient Video Streaming over Broadband Wireless
2015
Computers
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A packetization strategy is an effective tool to control error rates and, in the paper, source-coded data partitioning serves to allocate smaller packets to more important compressed video data. ...
The scheme for doing this is applied to real-time streaming across a broadband wireless link. The advantages of rateless code rate adaptivity are then demonstrated in the paper. ...
In Type II H-ARQ, the transmitter only retransmits the necessary redundant data to increase the probability that the received data can now be reconstructed. In this paper, Type II H-ARQ is used. ...
doi:10.3390/computers4020113
fatcat:wc4s4nzhvbh4dfvds6ikxxco2m
Optimisation of multimedia over wireless IP links via X-layer design: an end-to-end transmission chain simulator
2010
Multimedia tools and applications
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In this paper, we propose an architecture set-up within the ICT FP7 OPTIMIX project to study innovative solutions enabling enhanced multimedia streaming in a point to multi-point context for an IP (Internet ...
Protocol) based wireless heterogeneous system, based on cross layer adaptation of the whole transmission chain. ...
Currently, the channel co-decoder includes RCPC codes and Rate Compatible Punctured Irregular Repeat Accumulated (IRA) LDPC codes. ...
doi:10.1007/s11042-010-0571-6
fatcat:ke3xteo5h5edncdinuzya2wi5q
A channel representation method for the study of hybrid retransmission-based error control
2009
IEEE Transactions on Communications
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In this paper, we present a methodology to obtain a channel description tailored on performance evaluation for Incremental Redundancy Hybrid Automatic Repeat reQuest schemes. ...
We focus on coding performance models where the error probability is asymptotically zero if the channel parameters of these realizations fall within a given region. ...
Background on Incremental Redundancy HARQ The performance of plain ARQ can be improved by using channel coding so as to realize Hybrid ARQ schemes [1] . ...
doi:10.1109/tcomm.2009.07.070587
fatcat:kxyahtywejflldbn4fa72s7m3i
Enabling Technologies for Ultra-Reliable and Low Latency Communications: From PHY and MAC Layer Perspectives
2019
IEEE Communications Surveys and Tutorials
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The paper evaluates the relevant PHY and MAC techniques for their ability to improve the reliability and reduce the latency. ...
Future 5th generation (5G) networks are expected to enable three key services -enhanced mobile broadband (eMBB), massive machine type communications (mMTC) and ultra-reliable and low latency communications ...
It is presented in [94] that punctured trellis-coded modulation (TCM) can obtain a high coding rate flexibility and a low decoding complexity, thus being an attractive alternative to MD-TCM for low-latency ...
doi:10.1109/comst.2019.2897800
fatcat:jgaahgi27rev3ieyrisn2yvh5m
Improved Rate-Compatible Low-Density Parity-Check Codes with Applications to Wireless Channels My Beloved Parents ACKNOWLEDGEMENTS
2006
unpublished
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Figures 4.16 to 4.18 show the throughput for the type-II hybrid ARQ scheme described above that is based on rate-compatible LDPC codes. ...
A Type-II Hybrid ARQ system utilizing rate-compatible semi-random LDPC codes designed using the proposed puncturing and extending techniques was shown to outperform an existing system based on regular ...
fatcat:4gqabc7skza4rail27qyfs5jsa
Radio resource management across multiple protocol layers in satellite networks: a tutorial overview
2005
International Journal of Satellite Communications And Networking
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If this product is high, as it is in GEO satellite links, a non-negligible packet loss due to data corruption may cause significant performance degradation. ...
The MAC layer must manage the type of access to the satellite link, and the algorithms for utilizing the common resource (i.e., the channel capacity). ...
Among many types of data codes (Linear block, Binary cyclic, BCH (Bose-Chaudhuri-Hocquenghem), Golay, Convolutional, Punctured, Erasures, Turbo, LDPC (Low Density Parity Check), etc), a great interest ...
doi:10.1002/sat.820
fatcat:lqvugiz2qraoxmt6afiozk7gr4
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