Výsledky vyhledávání - "Jose R. Garcia Oya"

Compressive-Sensing-Based Reflectometer for Sparse-Fault Detection in Elevator Belts

Autor: Eduardo Hidalgo-Fort, Ramon G. Carvajal, Fernando Muñoz Chavero, Jose R. Garcia Oya

Publikováno v: IEEE Transactions on Instrumentation and Measurement. 69:947-949

This article presents a design approach to the early detection of elevator-belt failures. The proposed system is based on the time-domain reflectometer (TDR) techniques with the objective to detect the presence and location of faults along the cables

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::44252f50eb33412d6609e97cc15f11aa
https://doi.org/10.1109/tim.2020.2970832

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Intelligent Containers Based on a Low-Power Sensor Network and a Non-Invasive Acquisition System for Management and Tracking of Goods

Autor: Jose R. Garcia Oya, Ramon G. Carvajal, Eduardo Hidalgo Fort, Fernando Muñoz Chavero

Publikováno v: IEEE Transactions on Intelligent Transportation Systems. 19:2734-2738

This paper presents a prototype of a system for intermodal freight transport with electronics management of goods. The system is based on low-power wireless networks connecting intelligent containers. The proposed intelligent container can be configu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a0d74f842e07944298cec3fc87205b32
https://doi.org/10.1109/tits.2017.2745717

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Subsampling OFDM-based ultrasonic data communication through metallic channels for monitoring of cargo containers

Autor: Jose Garcia Doblado, Jose M. Algueta Miguel, Antonio J. Lopez Martin, Eduardo Hidalgo Fort, Vicente Baena Lecuyer, Fernando Muñoz Chavero, Jose R. Garcia Oya

Publikováno v: Academica-e: Repositorio Institucional de la Universidad Pública de Navarra
Universidad Pública de Navarra
Academica-e. Repositorio Institucional de la Universidad Pública de Navarra
instname

An enhanced ultrasonic communication system based on piezoelectric transducers for monitoring of goods in cargo containers is presented. The proposed system consists of several sensors placed inside the container, whose data are collected and transmi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4cd0e289c62709b0ea89a085c6e3039f
https://hdl.handle.net/2454/39602

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Passive RFID-Based Inventory of Traffic Signs on Roads and Urban Environments

Autor: Jose R. Garcia Oya, Eduardo Hidalgo Fort, Fernando Muñoz Chavero, Rubén Martín Clemente, Ramon G. Carvajal

Publikováno v: Sensors
Volume 18
Issue 7
Sensors, Vol 18, Iss 7, p 2385 (2018)
idUS. Depósito de Investigación de la Universidad de Sevilla
instname
Sensors (Basel, Switzerland)

This paper presents a system with location functionalities for the inventory of traffic signs based on passive RFID technology. The proposed system simplifies the current video-based techniques, whose requirements regarding visibility are difficult t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::13dc8dec4e0a3072a66a985a06a683c1

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Analog‐to‐Digital Conversion for Cognitive Radio: Subsampling, Interleaving, and Compressive Sensing

Autor: Rubén Martín Clemente, Jose R. Garcia Oya, Fernando Muñoz Chavero

Publikováno v: Cognitive Radio

This chapter explores different analog-to-digital conversion techniques that are suitable to be implemented in cognitive radio receivers. This chapter details the fundamentals, advantages, and drawbacks of three promising techniques: subsampling, int

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::21dc5562bc4e896596aa887613c7bc87
http://www.intechopen.com/articles/show/title/analog-to-digital-conversion-for-cognitive-radio-subsampling-interleaving-and-compressive-sensing

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Data Acquisition System Based on Subsampling for Testing Wideband Multistandard Receivers

Autor: A. J. Garrido, F. Munoz, Jose R. Garcia Oya, Antonio Torralba, A. Jurado, J. Banos

Publikováno v: IEEE Transactions on Instrumentation and Measurement. 60:3234-3237

In this paper, a data acquisition module meeting the specifications of a wideband multistandard receiver test system is presented. It provides a high resolution over large bandwidth with only a low-jitter wideband sample-and-hold and an intermediate

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cf731d0e16920fc61223790befe04718
https://doi.org/10.1109/tim.2011.2128710

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Design of Dual-Band Multistandard Subsampling Receivers for Optimal SNDR in Nonlinear and Interfering Environments

Autor: Andrew Kwan, Fernando Muñoz Chavero, Seyed Aidin Bassam, Jose R. Garcia Oya, Fadhel M. Ghannouchi

Publikováno v: IEEE Transactions on Instrumentation and Measurement. 63:981-983

This paper presents a design approach to concurrent dual-band subsampling receivers for wireless certification and testing interoperability. The proposed technique allows the optimization of the signal-to-noise and distortion ratio and improves the s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1c3cec4d97cfa82aa68ed76bcf311e6d
https://doi.org/10.1109/tim.2013.2297651

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Data Acquisition System based on Subsampling Using Multiple Clocking Techniques

Autor: A. Jurado, F. Marquez, F. Munoz, Antonio Torralba, Jose R. Garcia Oya, E. Lopez-Morillo

Publikováno v: IEEE Transactions on Instrumentation and Measurement. 61:2333-2335

This paper presents the implementation of a data acquisition system, where the folded thermal noise is reduced by using two consecutive subsampling processes. The presented implementation is used to test wideband multistandard receivers covering most

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::44f29814662d9d2f8e07e6242fec95bf
https://doi.org/10.1109/tim.2012.2200819

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Optimization of subsampling dual band receivers design in nonlinear systems

Autor: S. Aidin Bassam, Andrew Kwan, Jose R. Garcia Oya, F. Munoz, Fadhel M. Ghannouchi

Publikováno v: 2012 IEEE/MTT-S International Microwave Symposium Digest.

This paper presents an optimization of the noise performance for a dual band receiver based on subsampling in a nonlinear scenario. The focus is on designing a multiband receiver for software defined radio. Thus, another goal of the presented archite

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::188618c060ab8e39732097f3ab7689ff
https://doi.org/10.1109/mwsym.2012.6259729

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Akademický článek

Low-Power Transit Time-Based Gas Flow Sensor with Accuracy Optimization

Autor: José R. García Oya, Alejandro Sainz Rojas, Daniel Narbona Miguel, Ramón González Carvajal, Fernando Muñoz Chavero

Publikováno v: Sensors, Vol 22, Iss 24, p 9912 (2022)

In this paper, a fully designed ultrasonic transit time-based gas flow sensor is presented. The proposed sensor has been optimized in terms of accuracy, sensitivity, and power consumption at different design stages: mechanical design of the sensor pi

Externí odkaz: https://doaj.org/article/c3c4c2b5862f42b89ec186caae271ec7

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