Felici Castell, Santiago; Segura Garcia, Jaume; Pérez Solano, Juan; García Pineda, Miguel; Soriano Asensi, Antonio(Editorial Universitat Politècnica de València, 2018-09-26)
[EN] IoT is a concept referred to a network of common objects interconnected through the Internet. This is one of the main areas with growing interest and also necessary for the Telecommunication and Telematics ...
[ES] La innovación educativa es un proceso que se extiende más allá de un curso académico. En su desarrollo se distinguen las etapas de planificación, implementación, evaluación y realimentación, para identificar aspectos ...
[EN] In teaching Communication Systems, we find a high theoretical component.
The perception about the related subjects cause a negative perception in the
students.
This work explains the motivation and the strategy ...
Soriano Asensi, Antonio; González Martínez, Antonio Javier; Sánchez Martínez, Filomeno; Conde, Pablo; Moliner Martínez, Laura; Orero Palomares, Abel; Rodríguez Álvarez, María José; Vidal, Luis F.; Benlloch Baviera, Jose María(Institute of Electrical and Electronics Engineers (IEEE), 2013-04)
[EN] The increase of the detector thickness and the incidence angle of impinging photons permits an enhancement of sensitivity in positron emission tomography (PET) scanners. But also increases the parallax error and leads ...
González Martínez, Antonio Javier; Peiró, A.; Conde, P.; Hernández Hernández, Liczandro; Moliner Martínez, Laura; Orero Palomares, Abel; Rodríguez-Álvarez, M.J.; Sánchez Martínez, Filomeno; Soriano Asensi, Antonio; Vidal San Sebastián, Luis Fernando; Benlloch Baviera, Jose María(Elsevier, 2013-12-11)
[EN] In this work we present a method to efficiently collect scintillation light when using monolithic
scintillator crystals. The acceptance angle of the scintillation light has been reduced by means of optical
devices ...
Iborra Carreres, Amadeo; Rodríguez Álvarez, María José; Soriano Asensi, Antonio; Sanchez, F.; Bellido, P.; Conde Castellanos, Pablo Eloy; Crespo Navarro, Efren; González Martínez, Antonio Javier; Moliner Martínez, Laura; Rigla Pérez, Juan Pablo; Seimetz, Michael; Vidal San Sebastián, Luis Fernando; Benlloch Baviera, Jose María(Institute of Electrical and Electronics Engineers (IEEE), 2015-06)
In this paper, the noise of 3D computed tomography
(CT) image reconstruction using QR-Decomposition is analyzed.
There are several types of image noise that can interfere with the
interpretation of an image. Here, the ...
Soriano, A.; Sánchez, F.; Carrilero, V.; Pardo, A.; Vidal San Sebastian, Luis Fernando; Vazquez, C.; Barbera, J.; Seimetz, Michael; Rodríguez-Álvarez, M.J.; Rigla, J. P.; Moliner, L.; Iborra, A.; Hernández, L.; González Martínez, Antonio Javier; Crespo, E.; Conde, P.; Bellido, P.; Caballero, L.; Benlloch Baviera, Jose María(IEEE, 2013-11-02)
[EN] MAMMI is a dedicated breast positron emission tomograph (PET) based on monolythic LYSO crystals, with a transaxial field of view (FOV) of 170 mm. It has been upgraded by adding a second ring of detectors that extends ...
PET systems designed for specific applications require high resolution and sensitivity instrumentation. In dedicated system design smaller ring diameters and deeper crystals are widely used in order to increase the system ...
Rodríguez-Álvarez, MJ; Sánchez, F.; Soriano Asensi, Antonio; Moliner Martínez, Laura; Sánchez Góez, Sebastián; Benlloch Baviera, Jose María(Institute of Electrical and Electronics Engineers, 2018)
[EN] Even though QR-factorization of the system matrix for tomographic devices has been already used for medical imaging, to date, no satisfactory solution has been found for solving large linear systems, such as those ...
[EN] Devices based on software defined radio have been used in the last 6 years as motivating elements in the laboratory practices of digital communications courses at the Degree in Telematics Engineering of the University ...
Conde Castellanos, Pablo Eloy; González Martínez, Antonio Javier; Hernández Hernández, Liczandro; Bellido, P.; Iborra Carreres, Amadeo; Crespo Navarro, Efren; Moliner Martínez, Laura; Rigla, JP.; Rodríguez Álvarez, María José; Sánchez, F.; Seimetz, Michael; Soriano Asensi, Antonio; Vidal San Sebastián, Luis Fernando; Benlloch Baviera, Jose María(Elsevier, 2014-01)
[EN] In this work we present the energy and spatial resolutions we have obtained for a γ ray detector based
on a monolithic LYSO crystal coupled to an array of 256 SiPMs. Two crystal configurations of the same
trapezoidal ...
González Martínez, Antonio Javier; Moreno, Manuel; Barberá, Julio; Conde Castellanos, Pablo Eloy; Hernández Hernández, Liczandro; Moliner Martínez, Laura; Monzó Ferrer, José María; Orero Palomares, Abel; Peiró Cloquell, Antonio; Polo Collado, Ramiro; Rodríguez Álvarez, María José; Ros García, Ana; Sánchez Martínez, Filomeno; Soriano Asensi, Antonio; Vidal San Sebastián, Luis Fernando; Benlloch Baviera, Jose María(Institute of Electrical and Electronics Engineers (IEEE), 2013-04)
[EN] In this work we describe a procedure to reduce the number of signals detected by an array of 256 Silicon Photo-multipliers (SiPMs) using a resistor network to divide the signal charge into few readout channels. Several ...
Sánchez Martínez, Filomeno; Moliner Martínez, Laura; Correcher, C.; González Martínez, Antonio Javier; Orero Palomares, Abel; Carles Fariña, Montserrat; Soriano Asensi, Antonio; Rodríguez Álvarez, María José; Medina, L.A; Mora Mas, Francisco José; Benlloch Baviera, Jose María(American Association of Physicists in Medicine: Medical Physics, 2012)
Purpose:
The authors have developed a small animal Positron emission tomography(PET)scanner based on monolithic LYSO crystals coupled to multi-anode photomultiplier tubes (MA-PMTs). In this study, the authors report on ...
In medicine, computed tomographic images are reconstructed from a large number of measurements of X-ray transmission through the patient (projection data). The mathematical model used to describe a computed tomography ...
Seimetz, Michael; Bellido-Millán, Pablo Jesús; García, P.; Mur, P.; Iborra Carreres, Amadeo; Soriano Asensi, Antonio; Hülber, T.; Garcia Lopez, J.; Jiménez-Ramos, M. C.; Lera, Roberto; Ruiz-de la Cruz, A.; Sánchez, I.; Zaffino, R.; Roso, Luis; Benlloch Baviera, Jose María(American Institute of Physics, 2018-02)
[EN] CR-39 nuclear track material is frequently used for the detection of protons accelerated in laserplasma interactions. The measurement of track densities allows for determination of particle angular distributions, and ...
Conde, P.; González Martínez, Antonio Javier; Hernández, L.; Bellido, P.; Crespo, E.; Iborra, A.; Moliner, L.; Rigla, J. P.; Rodríguez-Álvarez, M.J.; Sánchez, F.; Seimetz, Michael; Soriano, A.; Vidal San Sebastian, Luis Fernando; Benlloch Baviera, Jose María(IEEE, 2013-11-02)
[EN] Monolithic scintillation crystals offer the possibility to preserve the scintillation light distribution, specially when black painted. Furthermore, the statistical moments of that distribution can provide accurate ...
Moliner, L.; Correcher, C.; González Martínez, Antonio Javier; Conde, P.; Crespo, E.; Hernandez, L.; Rigla, J. P.; Rodriguez-Alvarez, M. J.; Sanchez, F.; Soriano, A.; Iborra, A.; Bellido, P.; Seimetz, Michael; Vidal San Sebastian, Luis Fernando; Benlloch Baviera, Jose María(IEEE, 2013-11-02)
[EN] The LM-EM algorithm has the advantage to
calculate the emission probabilities needed for the reconstruction
process on the fly, without the need of a pre-calculated system
matrix. The reconstruction time for this ...
Seimetz, Michael; Bellido, P.; Soriano, A.; Huertas, C.; García Lopez, J.; Jimenez-Ramos, M. C:; Fernandez, B.; Conde, P.; Crespo, E.; González Martínez, Antonio Javier; Hernández, L.; Iborra, A.; Martos, F.; Moliner, L.; Rigla, J. P.; Rodríguez-Álvarez, M.J.; Sánchez, F.; Vidal San Sebastian, Luis Fernando; Benlloch Baviera, Jose María(IEEE, 2013-11-02)
[EN] Lasers of ultra-high intensity focused on thin targets can form plasmas and release large numbers of charged particles with kinetic energies in the MeV region. The characterization of the accelerated particles requires ...
[ES] En la docencia de sistemas de comunicación hay una componente teórica elevada. La percepción de los estudiantes al estudiar estas asignaturas es negativa. Este trabajo trata de explicar la motivación y la estrategia ...