PhD Óscar Fresnedo Arias  

Profesor axudante doutor (AXU-DR)

Department Computer Engineering
Knowledgment area Electronic Technology
Research  Research group Grupo de Tecnología Electrónica y Comunicaciones
Research lines Esquemas analógicos basados en la codificación conjunta de fuente-canal. Codificación para sistemas MIMO multiusuario. Procesado de señal para codificación de la información. Diseño de esquemas híbridos de baja complejidad para sistemas en bandas milimétricas.
Contacto UDC directory
Orcid id0000-0002-2905-9052 ResearcherIDAAC-4007-2020 Scopus25627607800

Teaching

Subjects taught

This section shows the teaching given in degrees, masters and other officers studies in last 6 years.

Subject and involved studies Distance hours Total hours
Final Year Dissertation. Mention in Computer Engineering
Degree in Computer Engineering
0 4
Final Year Dissertation. Mention in Computer Science
Degree in Computer Engineering
0 8
Final Year Dissertation. Mention in Information Technology
Degree in Computer Engineering
0 24
Subject and involved studies Distance hours Total hours
Communications Software 0 29
Mobile and Wireless Networks 0 29
Multimedia Services 0 105
Subject and involved studies Distance hours Total hours
Communications Software
Degree in Computer Engineering
0 42
Electronics Technology
Degree in Computer Engineering
0 58
Mobile and Wireless Networks
Degree in Computer Engineering
0 21
Multimedia Services
Degree in Computer Engineering
Master's in Computer Engineering
0 82
Subject and involved studies Distance hours Total hours
Communications Software
Degree in Computer Engineering
0 42
Electronics Technology
Degree in Computer Engineering
0 171
Multimedia Services
Degree in Computer Engineering
Master's in Computer Engineering
0 82
Subject and involved studies Distance hours Total hours
Communications Software
Degree in Computer Engineering
0 25
Electronics Technology
Degree in Computer Engineering
0 173
Mobile and Wireless Networks
Degree in Computer Engineering
0 20
Multimedia Services
Degree in Computer Engineering
Master's in Computer Engineering
0 82
Subject and involved studies Distance hours Total hours
Electronics Technology
Degree in Computer Engineering
0 200
Infrastructure Management
Degree in Computer Engineering
0 20
Mobile and Wireless Networks
Degree in Computer Engineering
0 20

Defined tutoring by teacher for 2020/2021 academic course.

Faculty of Computer Science

Quarter Day Site
1st quarter Thursday
10:30 a 12:30
Laboratorio 2.04 (GTEC) Edificio da Área Científica
1st quarter Friday
10:30 a 12:30
Laboratorio 2.04 (GTEC) Edificio da Área Científica
2nd quarter Tuesday
10:30 a 12:30
Laboratorio 2.04 (GTEC) - Edificio da Área Científica
2nd quarter Thursday
10:30 a 12:30
Laboratorio 2.04 (GTEC) - Edificio da Área Científica

Research results

Select merit type and year to query research merits.

Avances en codificación y procesado de señal para la sociedad digital

Funding entity Ministerio de Ciencia e Innovación
Main researches Castedo Ribas, Luis e García Naya, Jose Antonio
Type Proyecto Programas Nacionales
Dates From 01/06/2020 to 31/05/2023

Axudas para a consolidación e estruturación de unidades de investigación competitivas-GRC

Funding entity Consellería de Educación e Ordenación Universitaria
Main researches Castedo Ribas, Luis
Type Proyecto Programas Autonomicos
Dates From 01/01/2020 to 31/12/2023

RedTEIC (Red Temática en Tecnologías Emergentes de la Información y de las Comunicaciones )

Funding entity Xunta de Galicia. Ayudas de consolidación y estructuración de unidades de investigación competitivas del SUG. Modalidad C: Redes
Main researches Luis Castedo Ribas
Type Proyecto Programas Autonomicos
Dates From 01/01/2017 to 31/12/2018

Fast Transmission of Analog information over Wireless networks (FAWINN)

Funding entity Union Europea
Main researches Luis Castedo Ribas
Type Proyecto UE
Dates From 29/04/2015 to 28/05/2018

Proyecto RACHEL Técnicas de acceso radio para redes inalámbricas heterogéneas.

Funding entity Ministerio de Economía y Competitividad. Programa Estatal de Investigación, Desarrollo e Innovación Orientada a los Retos de la Sociedad.
Main researches Luis Castedo
Type Proyecto Programas Nacionales
Dates From 01/01/2014 to 31/12/2017

RedTEIC (Red Temática en Tecnologías Emergentes de la Información y de las Comunicaciones)

Funding entity Xunta de Galicia
Main researches Adriana Dapena
Type Proyecto Programas Autonomicos
Dates From 01/01/2014 to 31/12/2015

SISLOC (Desarrollo de módulos de usuario para un sistema de localización en interiores basado en el motor de localización GTEC)

Funding entity TRedess (Grupo Televes)
Main researches Carlos J. Escudero Cascón
Type Contrato
Dates From 01/07/2012 to 31/12/2012

Estrategias cooperativas y cognitivas para la gestión de interferencias en redes de comunicaciones inalámbricas

Funding entity Ministerio de Educación
Main researches Luis Castedo Ribas
Type Proyecto Programas Nacionales
Dates From 01/01/2011 to 31/12/2014

Desarrollo de Software para Microcontroladores PIC

Funding entity Técnicas de Soft
Main researches Carlos J. Escudero Cascón
Type Contrato
Dates From 10/03/2011 to 09/06/2011

Desarrollo de dos controles para interfaz táctil

Funding entity Nomasystems S.L.
Main researches Carlos J. Escudero Cascón
Type Contrato
Dates From 16/01/2011 to 15/04/2011

Desarrollo de Software para Microcontroladores PIC (fase 2)

Funding entity Técnicas de Soft
Main researches Carlos J. Escudero Cascón
Type Contrato
Dates From 08/09/2011 to 07/10/2011

Proyecto MoWi Fase III

Funding entity INDRA SISTEMAS S.A.
Main researches Luis Castedo Ribas
Type Contrato
Dates From 03/05/2010 to 02/05/2011

m: Via 2009

Funding entity Ministerio de Industria, Turismo y Comercio
Main researches Luis Castedo Ribas
Type Proyecto Programas Nacionales
Dates From 01/01/2009 to 31/03/2010

Smart-Epis ("Smart-Epis: Ambientes Seguros e Intelixentes en Obras para o Control Activo de Equipos de Protección Individual (EPI) mediante RFID, BAN e Mesh")

Funding entity Instituto Tecnológico de Galicia (ITG)
Main researches Carlos J. Escudero Cascón
Type Contrato
Dates From 16/12/2009 to 15/11/2011

MoWi Fase2 (Evolución y Mejora de la Interfaz Mobile WiMAX)

Funding entity INDRA SISTEMAS S.A.
Main researches Luis Castedo Ribas
Type Contrato
Dates From 01/06/2009 to 31/03/2010

COMONSENS "Foundations and methodologies for Future Communication and Sensor Networks"

Funding entity Ministerio de Ciencia e Innovación
Main researches Luis Castedo Ribas
Type Proyecto Programas Nacionales
Dates From 15/01/2008 to 31/12/2014

Contrato:-BIGPEEL ("BIGPEEL (Building dixital peel): Sistema Sensorial Embebido para a Detección Temperá de Patoloxías da Construción")

Funding entity Instituto Tecnológico de Galicia (ITG)
Main researches Carlos J. Escudero Cascón
Type Contrato
Dates From 09/12/2008 to 08/11/2010

MoWi (Diseño e Implementación de una interfaz Mobile WiMAX )

Funding entity INDRA SISTEMAS S.A.
Main researches Luis Castedo Ribas
Type Contrato
Dates From 01/03/2008 to 28/02/2009

m:Vía, autopistas de información

Funding entity Quobis Networks
Main researches Luis Castedo Ribas
Type Contrato
Dates From 01/12/2007 to 31/03/2008

m: Ciudad

Funding entity Ministerio de Industria, Turismo y Comercio
Main researches Carlos J. Escudero Cascón
Type Proyecto Programas Nacionales
Dates From 01/01/2006 to 31/12/2007

Transmission of Still Images Using Low-Complexity Analog Joint Source-Channel Coding

Authors José Balsa, Tomás Domínguez-Bolaño, Óscar Fresnedo, José A. García-Naya, Luis Castedo
Journal SENSORS Vol. 19 Num. 13 (pages 1 to 23)
DOI https://doi.org/10.3390/s19132932

Analog Tranmission of Spatio-Temporal Correlated Sources over MAC with Modulo Mappings

Authors Pedro Suárez-Casal, Óscar Fresnedo, Luis Castedo Ribas
Journal IEEE COMMUNICATIONS LETTERS Vol. 22 Num. 5 (pages 1074 to 1077)
DOI https://doi.org/10.1109/lcomm.2018.2807427

Analog Transmission of Correlated Sources over fading SIMO Multiple Access Channels

Authors Pedro Suárez-Casal, Óscar Fresnedo, Luis Castedo Ribas, Javier García Frias
Journal IEEE TRANSACTIONS ON COMMUNICATIONS Vol. 65 Num. 7 (pages 2999 to 3011)
DOI https://doi.org/10.1109/tcomm.2017.2695197

Analog Transmission of Correlated Sources over BC with Distortion Balancing

Authors Pedro Suárez-Casal, Óscar Fresnedo, Luis Castedo Ribas, Javier García Frías
Journal IEEE TRANSACTIONS ON COMMUNICATIONS Vol. 65 Num. 11 (pages 4871 to 4885)
DOI https://doi.org/10.1109/tcomm.2017.2726065

Analogue joint source-channel coding for multiple input multiple output-orthogonal frequency division multiplexing systems

Authors Óscar Fresnedo, Francisco J. Vazquez-Araujo, Luis Castedo, Javier Garcia Frias
Journal TRANSACTIONS ON EMERGING TELECOMMUNICATIONS TECHNOLOGIES Vol. 27 Num. 3 (pages 408 to 419)
DOI https://doi.org/10.1002/ett.2908

Evaluation of Analog Joint Source-Channel Coding Systems for Multiple Access Channels

Authors Óscar Fresnedo, José Pablo González Coma, Luis Castedo, Javier Garcia Frias
Journal IEEE TRANSACTIONS ON COMMUNICATIONS Vol. 63 Num. 6 (pages 2312 to 2324)
DOI https://doi.org/10.1109/tcomm.2015.2427164

Estimation of Laplacian Symbols for Analog Transmission over MIMO Channels

Authors Pedro Suárez-Casal, Óscar Fresnedo, Luis Castedo
Journal IEEE COMMUNICATIONS LETTERS Vol. 19 Num. 12 (pages 2170 to 2173)
DOI https://doi.org/10.1109/lcomm.2015.2485216

Analog joint source-channel coding over MIMO channels

Authors Vazquez-Araujo, FJ, Óscar Fresnedo, Luis Castedo Ribas, Garcia-Frias, J
Journal EURASIP JOURNAL ON WIRELESS COMMUNICATIONS AND NETWORKING
DOI https://doi.org/10.1186/1687-1499-2014-25

Low-Complexity Near-Optimal Decoding for Analog Joint Source Channel Coding Using Space-Filling Curves

Authors Óscar Fresnedo, Francisco Javier Vázquez Araújo, Luis Castedo, Javier Garcia Frias
Journal IEEE COMMUNICATIONS LETTERS Vol. 17 Num. 4 (pages 745 to 748)
DOI https://doi.org/10.1109/lcomm.2013.021913.122782

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

Authors Óscar Fresnedo, Francisco J. Vazquez-Araujo, Miguel González-López, Luis Castedo Ribas, Javier García Frías
Journal 2011 IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS (ICC) (pages 0 to 0)

Experimental Evaluation of Analog Joint Source-Channel Coding in Indoor Environments

Authors José A. García-Naya, Óscar Fresnedo, Francisco J. Vazquez-Araujo, Miguel González-López, Luis Castedo Ribas, Javier García Frías
Journal 2011 IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS (ICC) (pages 0 to 0)

DQLC Optimization for Joint Source Channel Coding of Correlated Sources over Fading MAC
27th European Signal Processing Conference (EUSIPCO 2019)
International

Authors Pedro Suárez-Casal, Óscar Fresnedo, Luis Castedo Ribas
Place Coruña, A (España)

Performance comparison between analog JSCC and digital schemes over MIMO channels
XXXIII Simposium Nacional de la Unión Científica Internacional de Radio (URSI 2018)
National

Authors Óscar Fresnedo, Francisco J. Vazquez-Araujo, Pedro Suárez-Casal, Luis Castedo Ribas
Organization Universidad de Granada
Place Granada (España)

Hybrid Digital-Analog Joint Source Channel Coding for Broadcast Multiresolution Communications
25th European Signal Processing Conference (EUSIPCO 2017)
International

Authors Óscar Fresnedo, Pedro Suárez-Casal, Luis Castedo Ribas, Javier García Frias
Organization European Association for Signal Processing (EURASIP)
Place Kos (Grecia)
DOI https://doi.org/10.23919/eusipco.2017.8081560

Transmission of analog correlated sources over MIMO fading channels
Proceedings of the 20th International ITG Workshop on Smart Antennas (WSA 2016)
International

Authors Pedro Suárez-Casal, Óscar Fresnedo, Luis Castedo Ribas, Javier García Frias
Organization Technische Universität München *
Place Berlin (Alemania)

Parametric Analog Mappings for Correlated Gaussian Sources over AWGN Channels
IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2016)
International

Authors Pedro Suárez-Casal, Óscar Fresnedo, Luis Castedo Ribas, Javier García Frias
Organization IEEE Signal Processing
Place Shnghai (China)
DOI https://doi.org/10.1109/icassp.2016.7472380

Analog Distributed Coding of Correlated Sources for Fading Multiple Access Channels
IEEE Statistical Signal Processing Workshop (SSP 2016)
International

Authors Óscar Fresnedo, Pedro Suárez-Casal, Luis Castedo Ribas, Javier García Frias
Place Palma (España)
DOI https://doi.org/10.1109/ssp.2016.7551808

Analog joint source channel coding over MIMO fading channels with imperfect CSI
IEEE Statistical Signal Processing Workshop (SSP 2016)
International

Authors José P. González-Coma, Pedro Suárez-Casal, Óscar Fresnedo, Luis Castedo Ribas
Place Palma (España)
DOI https://doi.org/10.1109/ssp.2016.7551803

Analog Transmission of Correlated Sources over Spatially Correlated Fading SIMO MAC
IEEE 17th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC 2016 )
International

Authors Pedro Suárez-Casal, Óscar Fresnedo, Luis Castedo Ribas, Javier García Frias
Organization IEEE Signal Processing
Place Edinburgh (Reino Unido)
DOI https://doi.org/10.1109/spawc.2016.7536768

Design of Analog Joint Source-Channel Coding Systems for Broadcast Channels with MSE Balancing
2015 IEEE 16th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC)
International

Authors Óscar Fresnedo, José P. González-Coma, Luis Castedo Ribas
Organization IEEE Signal Processing
Place Stockholm (Suecia)
DOI https://doi.org/10.1109/spawc.2015.7227107

Rate Allocation on Broadcast Channels with Analog Joint Source Channel Coding
2015 International Symposium on Wireless Communication Systems (ISWCS)
International

Authors Óscar Fresnedo, José P. González-Coma, Luis Castedo Ribas, Javier García Frias
Organization IEEE Communitation Society
Place Brussels (Bélgica)
DOI https://doi.org/10.1109/iswcs.2015.7454313

Analog Joint Source Channel Coding for MIMO Broadcast Channels
2015 23rd European Signal Processing Conference (EUSIPCO)
International

Authors Óscar Fresnedo, José P. González-Coma, Luis Castedo Ribas, Javier García Frias
Organization European Association for Signal Processing (EURASIP)
Place Nice (Francia)
DOI https://doi.org/10.1109/eusipco.2015.7362514

Design of MAC Access Schemes for Analog Joint Source Channel Coding
The Eleventh International Symposium on Wireless Communication Systems (ISWCS)
International

Authors Javier García Frías, Luis Castedo Ribas, José P. González-Coma, Jose P. Sestelo, Óscar Fresnedo
Place Barcelona (España)

Explicit MMSE MIMO Transceiver Solution for Analog Joint Source Channel Coding
The Eleventh International Symposium on Wireless Communication Systems (ISWCS)
International

Authors Luis Castedo Ribas, Óscar Fresnedo, Markus Rupp
Place Barcelona (España)

Analog Joint Source-Channel Coding for MIMO Multiple Access Channels
Eighth IEEE Sensor Array and Multichannel Signal Processing Workshop
International

Authors Javier García Frías, Luis Castedo Ribas, José P. González-Coma
Place Coruña, A (España)

Analog Joint Source Channel Coding for Block Fading Multiple Access Channels
2014 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP)
International

Authors Javier García Frías, Luis Castedo Ribas, M. Hassanin, Óscar Fresnedo
Place Firenze (Italia)

Analog Joint Source Channel Coding for Gaussian Multiple Access Channels
6th International Workshop on Multiple Access Communications (MACOM 2013)
International

Authors Luis Castedo Ribas, Javier García Frías, Óscar Fresnedo, M. Hassanin
Place Vilnius (Lituania)

Analog Joint Source-Channel Coding for OFDM Systems
14th IEEE International Workshop on Signal Processing Advances in Wireless Communications (SPAWC 2013)
International

Authors Óscar Fresnedo, Francisco Javier Vázquez Araújo, Luis Castedo Ribas, Javier García Frías
Place Darmstadt (Alemania)

Analog Joint Source-Channel Coding in MIMO Rayleigh Fading Channels
Proc. of 20th European Signal Processing Conference (EUSIPCO 2012)
International

Authors Javier García Frías, Miguel González López, Luis Castedo Ribas, Francisco Javier Vázquez Araújo, Óscar Fresnedo
Place Bucharest (Rumania)

Bluetooth Inquiry Procedure: Optimization and Influence of the Number of Devices
The Sixth IASTED International Conference on Communication Systems and Networks
International

Authors Óscar Fresnedo, Daniel Iglesia, Carlos José Escudero Cascón
Place España

Positions

Academic or management positions held by teacher.

Consello do Departamento Enxeñaría de Computadores

PDI (Membros Natos)