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Neural Communication Systems with Bandwidth-limited Channel [article]

Karen Ullrich, Fabio Viola, Danilo Jimenez Rezende
2020 arXiv   pre-print
First, instead of separating the sub-tasks of compression (source coding) and error correction (channel coding), we propose to model both jointly.  ...  Recently, neural communication models such as variational autoencoders have been studied for the task of source compression.  ...  ., 2019) show that joint systems outperform hybrid models (neural source coding, hand-designed channel coding) and (Kim et al., 2018a) show, for some feedback channels, learned neural models outperform  ... 
arXiv:2003.13367v2 fatcat:xycgws3i7zhsvkipavy5boyraa

An Efficient Spectrum Sensing Scheme for Cognitive Radio

S. Cheng, V. Stankovic, L. Stankovic
2009 IEEE Signal Processing Letters  
The paper combines distributed source coding and compressive sampling for efficient spectrum estimation.  ...  Two or more cognitive radios sample the spectrum compressively and independently compress their observations using multiterminal source coding.  ...  SNR in the channel for three different numbers of acquired samples M . D denotes the limit of the system assuming ideal SW coding.  ... 
doi:10.1109/lsp.2009.2017569 fatcat:intogyhd25cxfhak4omabuhzlu

Comparison between Analog Joint Source-Channel Coded and Digital BICM Systems

O. Fresnedo, F. J. Vazquez-Araujo, J. Garcia-Frias, M. Gonzalez-Lopez, L. Castedo
2011 2011 IEEE International Conference on Communications (ICC)  
Recently, the use of analog joint source-channel coding for the transmission of data samples at high rates has been proposed in the literature.  ...  In this paper we study the performance of such a system in comparison with optimized capacity approaching digital Bit Interleaved Coded Modulation (BICM) schemes.  ...  ACKNOWLEDGEMENTS This work has been funded the Xunta de Galicia, the Ministerio de Ciencia e Innovación of Spain, and the FEDER funds of the EU under the grants 09TIC008105PR, TEC2010-19545-C04-01, and  ... 
doi:10.1109/icc.2011.5962667 dblp:conf/icc/FresnedoVGCG11 fatcat:vaca7bujsbcv5hw6dqvxacpxwu

Distributed Joint Source-Channel Coding With Copula-Function-Based Correlation Modeling for Wireless Sensors Measuring Temperature

Nikos Deligiannis, Evangelos Zimos, Dragos Mihai Ofrim, Yiannis Andreopoulos, Adrian Munteanu
2015 IEEE Sensors Journal  
In this paper, we propose a new distributed joint source-channel coding (DJSCC) solution for this problem.  ...  Wireless sensor networks (WSNs) deployed for temperature monitoring in indoor environments call for systems that perform efficient compression and reliable transmission of the measurements.  ...  Joint Source-Channel Coding Performance Evaluation We now evaluate the joint source-channel coding performance of the proposed system.  ... 
doi:10.1109/jsen.2015.2421821 fatcat:2tngwd6h7zapndbpq52hlddnxq

Distributed Joint Source-Channel Coding with Raptor Codes for Correlated Data Gathering in Wireless Sensor Networks

Nikos Deligiannis, Evangelos Zimos, Dragos Ofrim, Yiannis Andreopoulos, Adrian Munteanu
2014 Proceedings of the 9th International Conference on Body Area Networks  
In this paper, we propose a new distributed joint source-channel coding (DJSCC) solution for this problem.  ...  Following the principles of distributed source coding, our design allows for efficient compression and error-resilient transmission while exploiting the correlation amongst sensors' readings at energy-robust  ...  This paper proposes a novel distributed joint source-channel coding (DJSCC) design for WSNs measuring temperature.  ... 
doi:10.4108/icst.bodynets.2014.257111 dblp:conf/bodynets/DeligiannisZOAM14 fatcat:dnagfdkelbcyrnkgspjmz7fcoy

Combined Error Protection and Compression with Turbo Codes for Image Transmission using a JPEG2000-Like Architecture

Maria Fresia, Giuseppe Caire
2006 2006 International Conference on Image Processing  
In this paper, a joint source channel coding scheme for error resilient image transmission is proposed.  ...  Instead of compressing the image using the classical entropy coder, the redundancy of the image is exploited by using turbo codes for both data compression and error protection.  ...  channel code, designed independently of the source [1] .  ... 
doi:10.1109/icip.2006.312528 dblp:conf/icip/FresiaC06 fatcat:ojfja6s74bhn3b2z2krso5k22u

Deep Joint Source-channel Coding for Wireless Image Transmission

Eirina Bourtsoulatze, David Burth Kurka, Deniz Gunduz
2019 ICASSP 2019 - 2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)  
We propose a joint source and channel coding (JSCC) technique for wireless image transmission that does not rely on explicit codes for either compression or error correction; instead, it directly maps  ...  Index Terms-Joint source-channel coding, deep neural networks, image communications.  ...  Thus, the computational complexity of a separate joint source and channel coding scheme, which employs JPEG for compression and LDPC codes for channel coding, is also linear in the size of the input image  ... 
doi:10.1109/icassp.2019.8683463 dblp:conf/icassp/BourtsoulatzeKG19 fatcat:ujmddculwvgivoi7grxqibsi5a

Deep Joint Source-Channel Coding for Wireless Image Transmission [article]

Eirina Bourtsoulatze, David Burth Kurka, Deniz Gunduz
2019 arXiv   pre-print
We propose a joint source and channel coding (JSCC) technique for wireless image transmission that does not rely on explicit codes for either compression or error correction; instead, it directly maps  ...  In the case of a slow Rayleigh fading channel, deep JSCC learns noise resilient coded representations and significantly outperforms separation-based digital communication at all SNR and channel bandwidth  ...  Following the encoding operation, the joint source-channel coded sequence z is sent over the communication channel by directly transmitting the real and imaginary parts of the channel input samples over  ... 
arXiv:1809.01733v4 fatcat:pradboay7na27cihy4kh6holva

IEEE Signal Processing Letters EDICS

2013 IEEE Signal Processing Letters  
quantization, compression, including joint source-channel coding and iterative decoding algorithms COM-CODPHY Coding and Precoding design, Optimal PHY for single and multiuser systems COM-SECU  ...  Signal representation, coding, compression, including joint source channel coding, space-time coding, iterative decoding algorithms COM-MIMO MIMO communications and signal processing COM-CDMA-UWB  ... 
doi:10.1109/lsp.2013.2246713 fatcat:aou2y3mzy5cp5nxeywljymeuse

Design of Sample Adaptive Product Quantizers for Noisy Channels

Z. Raza, F. Alajaji, T. Linder
2005 IEEE Transactions on Communications  
In this letter, we generalize the design of SAPQ for the case of memoryless noisy channels by optimizing the quantizer with respect to both source and channel statistics.  ...  Channel-optimized vector quantization (COVQ) has proven to be an effective joint source-channel coding technique that makes the underlying quantizer robust to channel noise.  ...  Behnamfar for their constructive and helpful comments.  ... 
doi:10.1109/tcomm.2005.844938 fatcat:4y3xpilq5zchvksho5mplbppsa

Deep Learning-Constructed Joint Transmission-Recognition for Internet of Things

Chia-Han Lee, Jia-Wei Lin, Po-Hao Chen, Yu-Chieh Chang
2019 IEEE Access  
limited bandwidth and noisy channel of wireless networks is a crucial but challenging task.  ...  In this paper, we propose a deep learning-constructed joint transmission-recognition scheme for the IoT devices to effectively transmit data wirelessly to the server for recognition, jointly considering  ...  Although compression and channel coding can be jointly designed, i.e., through joint source-channel coding, how to design wireless networks with the design metric of recognition accuracy (instead of data  ... 
doi:10.1109/access.2019.2920929 fatcat:qwagc3bvgvccvd6c7fbirj42vi

Bandwidth efficient compress-and-forward relaying based on joint source-channel coding

Ricardo Blasco-Serrano, Ragnar Thobaben, Mikael Skoglund
2011 2011 IEEE Wireless Communications and Networking Conference  
We propose a new code design for compress-andforward relaying over bandlimited relay-to-destination channels.  ...  The main contribution of this paper is a code design based on joint (source-channel) coding and modulation that uses the correlation between the observations at the relay and the destination as protection  ...  Based on joint (source-channel) coding and modulation, the proposed design allows for cooperation with limited relay complexity.  ... 
doi:10.1109/wcnc.2011.5779406 dblp:conf/wcnc/Blasco-SerranoTS11 fatcat:26r7esjulveiherins6cpefaa4

Performance Enhancement of Cooperative Cognitive Relay Network using Multi Antennas Multi Hopping Techniques

Nada Ebaid, Mona Shokair, Sami A.
2016 International Journal of Computer Applications  
The first is Compress-and-Forward (CF) relay scheme based on joint source-channel coding for threeterminal classical relay network.  ...  In this paper, two systems will be introduced to improve the performance of Cooperative Cognitive Relay Network (CCRN).  ...  Based on joint (source-channel) coding and modulation, the proposed design allowed for cooperation with limited relay complexity.  ... 
doi:10.5120/ijca2016910430 fatcat:zu6fr6ckvjhzrcznpu6dgn3xym

Non-linear coding for improved performance in compressive sensing

Yichuan Hu, Zhongmin Wang, Javier Garcia-Frias, Gonzalo R. Arce
2009 2009 43rd Annual Conference on Information Sciences and Systems  
The key idea is the use of nonlinear mappings that act as analog joint source-channel encoders, processing the compressive sensing measurements proceeding from an analog source and producing continuous  ...  amplitude samples that are transmitted directly through the noisy channel.  ...  CONCLUSION We have proposed a system based on the encoding of the compressive sensing output with non-linear mappings that act as analog joint source-channel encoders, producing continuous amplitude samples  ... 
doi:10.1109/ciss.2009.5054682 dblp:conf/ciss/HuWGA09 fatcat:ei2oclrtgrcwxag2724o2fktgi

Simple Joint Source-Channel Coding Schemes for Colored Gaussian Sources

Amir Ingber
2008 Data Compression Conference (DCC), Proceedings  
In this work we study simple joint source-channel (JSCC) schemes for transmitting k independent Gaussian source samples with different variances over k additive white Gaussian noise (AWGN) channels.  ...  Shannon's well known separation theorem is a very powerful result and tool for designing communication systems.  ...  In this work we study simple joint source-channel (JSCC) schemes for transmitting k independent Gaussian source samples with different variances over k additive white Gaussian noise (AWGN) channels.  ... 
doi:10.1109/dcc.2008.83 dblp:conf/dcc/Ingber08 fatcat:dcm2leqxvvbv7ksvwscicvffuq
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