Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Gregorio Zamora-Mejia"'
Autor:
Alejandro Diaz-Sanchez, Gregorio Zamora-Mejia, Jose M. Rocha-Perez, Jose L. Vazquez-Gonzalez, Uriel G. Zapata-Rodriguez
Publikováno v:
IEEE Access, Vol 12, Pp 13586-13600 (2024)
This work presents a reconfigurable-band analog filter capable of performing the low-pass, high-pass, band-pass or all-pass functions. The proposed filter is a simple and compact cell composed of only two RC networks and one differential Operational
Externí odkaz:
https://doaj.org/article/cc6a47e0b6a149b69d27cd14f02709bb
Autor:
Jonathan Santiago-Fernandez, Alejandro Diaz-Sanchez, Gregorio Zamora-Mejia, Jose Miguel Rocha-Perez
Publikováno v:
Tecnología en Marcha, Vol 36, Iss 6 (2023)
This work presents a Time-to-Digital Converter implemented using two nested Johnson counters and suitable for time-lapse measurement applications. The proposed structure is composed of two 4-bit nested counters, two digital-logic control networks, tw
Externí odkaz:
https://doaj.org/article/fe02172fe08642c2928a2991a969eae7
Publikováno v:
2022 IEEE International Conference on Engineering Veracruz (ICEV).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ecb4098b1394138c05f831c4442ebab8
https://doi.org/10.1109/icev56253.2022.9959226
https://doi.org/10.1109/icev56253.2022.9959226
Autor:
Jonathan Santiago-Fernandez, Alejandro Diaz-Sanchez, Jose M. Rocha-Perez, Victor H. Carbajal-Gomez, Gregorio Zamora-Mejia
Publikováno v:
2022 IEEE International Conference on Engineering Veracruz (ICEV).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0351e8ee1fdd3d24bbd7faf17a996b5a
https://doi.org/10.1109/icev56253.2022.9959256
https://doi.org/10.1109/icev56253.2022.9959256
Autor:
Jaime Ramirez-Angulo, Jose Miguel Rocha-Perez, Alejandro Diaz-Sanchez, Gregorio Zamora-Mejia, Alejandro Israel Bautista-Castillo, Alejandra Diaz-Armendariz
Publikováno v:
AEU - International Journal of Electronics and Communications. 108:53-61
The design of a very compact four quadrant CMOS analog multiplier is presented. The circuit has a very simple design, consisting of only four transistors and ten resistors, enabling a very small silicon area consumption. Furthermore, the multiplier c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9ce75a574dd035848d0159d468bb66c0
https://doi.org/10.1016/j.aeue.2019.06.002
https://doi.org/10.1016/j.aeue.2019.06.002
Autor:
Jaime Martinez Castillo, Alejandro Diaz-Sanchez, Jose Miguel Rocha-Perez, Victor Hugo Carbajal-Gómez, Agustin L. Herrera-May, Gregorio Zamora-Mejia, Uriel Gabriel Zapata Rodríguez
Publikováno v:
Electronics; Volume 11; Issue 7; Pages: 1108
Self-powered RF passive sensors have potential application in temperature measurements of patients with health problems. Herein, this work presents the design and implementation of a self-powered UHF passive tag prototype for biomedical temperature m
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b02663142d467f8eae3756e384d5361c
https://doi.org/10.3390/electronics11071108
https://doi.org/10.3390/electronics11071108
Autor:
Jose Miguel Rocha-Perez, Alejandro Diaz-Sanchez, Gregorio Zamora-Mejia, Luis E. Lopez-Garcia, Luis A. I. Cabrera-Sosa, V. H. Carbajal-Gómez
Publikováno v:
2020 IEEE International Conference on Engineering Veracruz (ICEV).
In this work the design and implementation of a white-cane suitable for blind people is presented. The sensing method is based on the relation distance/vibration; the closer the object, the faster is the vibration magnitude. The magnitude of this vib
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dd0e28dc49fe2be89228354c9b150c27
https://doi.org/10.1109/icev50249.2020.9289667
https://doi.org/10.1109/icev50249.2020.9289667
Autor:
Gregorio Zamora-Mejia, Jose Miguel Rocha-Perez, Alejandro Diaz-Sanchez, Alejandra Diaz-Armendariz, C.A. Gracios-Marin, Hector Santiago-Ramirez
Publikováno v:
Circuits, Systems, and Signal Processing. 38:1547-1560
This work presents and validates the design of a four-quadrant analog multiplier based on the bulk-driven technique. Using the source–gate as well as the bulk–source voltages of a PMOS transistor as input ports, the multiplication task can be ach
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::131e2e21940f875d5b780ab05d5706cc
https://doi.org/10.1007/s00034-018-0945-y
https://doi.org/10.1007/s00034-018-0945-y
Autor:
Franco Maloberti, José Fermi Guerrero-Castellanos, Gerardo Mino-Aguilar, Richard Torrealba-Meléndez, Gregorio Zamora-Mejia, Victor R. Gonzalez-Diaz
Publikováno v:
Circuits, Systems, and Signal Processing. 38:1506-1519
This work presents the design of a new frequency doubler by a simple inductorless active network, without the exigency of additional quadrature signals. The frequency doubling function of the proposed circuit relies on the analog cosine mapping opera
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::317b2c2423b254bfa275205ccf026d48
https://doi.org/10.1007/s00034-018-0941-2
https://doi.org/10.1007/s00034-018-0941-2
Autor:
Gregorio Zamora-Mejia, Alejandra Diaz-Armendariz, Luis Armando Moreno-Coria, Alejandro Diaz-Sanchez, Juan Carlos Mateus-Ardila, Jose Miguel Rocha-Perez
Publikováno v:
AEU - International Journal of Electronics and Communications. 130:153582
In this work the design and implementation of a High-Speed Four-Quadrant CMOS Analog multiplier is presented. The proposed multiplier uses the Gilbert cell as the main core. However, instead of processing both input and output signals in voltage or c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d36124db90a7cf30db8a57eeca2514e1
https://doi.org/10.1016/j.aeue.2020.153582
https://doi.org/10.1016/j.aeue.2020.153582