Browsing by Author "González Jiménez, José Luis"
Now showing items 1-20 of 44
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A 16-kV HBM RF ESD Protection Codesign for a 1-mW CMOS Direct Conversion Receiver Operating in the 2.4-GHz ISM Band
González Jiménez, José Luis; Solar, H.; Adin, Iñigo; Mateo Peña, Diego; Berenguer, Roc (2011-09)
Article
Restricted access - publisher's policyA decreasing-sized π -model electrostatic discharge (ESD) protection structure is presented and applied to protect against ESD stresses at the RF input pad of an ultra-low power CMOS front-end operating in the 2.4-GHz ... -
A 56-GHz LC-Tank VCO With 17% tuning range in 65-nm bulk CMOS for wireless HDMI
González Jiménez, José Luis; Badets, Franck; Martineau, Baudouin; Belot, Didier (2010-03-25)
Article
Open AccessA voltage-controlled oscillator (VCO) with a central frequency of 56 GHz and a 17% tuning range is presented. The oscillation frequency is tuned both by an analog input and by a 3-bit digital control bus using the same ... -
A 75 pJ/bit All-Digital Quadrature Coherent IR-UWB Transceiver in 0.18 um CMOS
Barajas Ojeda, Enrique; Gómez Salinas, Dídac; Mateo Peña, Diego; González Jiménez, José Luis (2010-05-23)
Conference report
Open AccessIn this paper a 75 pJ/b all-digital quadrature coherent impulse radio ultra-wideband transceiver in 0.18 μm CMOS is presented. It consumes 42 mW operating at a 560 Mbps datarate. The receiver and transmitter share most ... -
A compact noise model for carbon nanotube FETs
Landauer, Gerhard Martin; González Jiménez, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2012)
Conference report
Restricted access - publisher's policyThis paper focuses on the development of a compact noise model for radiofrequency (RF) carbon nanotube field-effect transistors (CNFET). The noise mechanisms in these devices are discussed and the impact of the different ... -
A comparison between grounded and floating shield inductors for mmW VCOs
González Jiménez, José Luis; Aragonès Cervera, Xavier; Molina Garcia, Marc Manel; Martineau, Baudouin; Belot, Didier (2010)
Conference report
Open AccessA floating-shield inductor implemented in CMOS process is compared with a conventional patterned ground shield inductor for the implementation of a LC voltage controlled oscillator (VCO) operating at mmW frequencies. ... -
A low-power RF front-end for 2.5 GHz receivers
Moreno Boronat, Lidia Ana; Gómez, D; González Jiménez, José Luis; Mateo Peña, Diego; Aragonès Cervera, Xavier; Berenguer, R; Solar, H (Institute of Electrical and Electronics Engineers (IEEE), 2008)
Conference report
Open AccessThis paper presents a low power and low cost front end for a direct conversion 2.5 GHz ISM band receiver composed of a 16 kV HBM ESD protected LNA, differential Gilbert-cell mixers, and high-pass filters for DC offset ... -
An accurate and Verilog-A compatible compact model for graphene field-effect transistors
Landauer, Gerhard Martin; González Jiménez, José Luis; Jiménez Jiménez, David (2014-06-04)
Article
Restricted access - publisher's policyThe present paper provides an accurate drift-diffusion model of the graphene field-effect transistor (GFET). A precise yet mathematically simple current-voltage relation is derived by focusing on device physics at energy ... -
Asynchronous pulse logic cell for threshold logic and Boolean networks
Lambie, J; Moll Echeto, Francisco de Borja; González Jiménez, José Luis; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2005)
Conference report
Restricted access - publisher's policyIn this article, a fully digital CMOS circuit for asynchronous pulse cells is presented. The proposed circuit has a high noise tolerance and no static power consumption. Furthermore it has a high functional programmability. ... -
Behavioural modelling of DLLs for fast simulation and optimisation of jitter and power consumption
Barajas Ojeda, Enrique; Mateo Peña, Diego; González Jiménez, José Luis (IEEE Computer Society Publications, 2010)
Conference report
Open AccessThis paper presents a behavioural model for fast DLL simulations. The behavioural model includes a modelling of the various noise sources in the DLL that produce output jitter. The model is used to obtain the dependence ... -
Carbon nanotube FET process variability and noise model for radiofrequency investigations
Landauer, Gerhard Martin; González Jiménez, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2012)
Conference report
Restricted access - publisher's policyThis work focuses on process variability and noise in carbon nanotube field-effect transistors (CNFET) to obtain a compact model usable for radiofrequency (RF) design and simulations. CNFET figures of merit (FoM) are ... -
CATRENE-PANAMA project review June 2010
González Jiménez, José Luis; Dufis, Cédric Yvan (2010-06-03)
Research report
Restricted access - confidentiality agreementInforme de progrés del projecte Europeu CATRENE-PANAMA sobre les tasques desenvolupades per el grup de recerca HiPICS de la UPC -
CATRENE-PANAMA project review November 2010
González Jiménez, José Luis; Dufis, Cédric Yvan (2010-11-23)
Research report
Restricted access - confidentiality agreementInforme de progrés del projecte Europeu CATRENE-PANAMA sobre les tasques desenvolupades per el grup de recerca HiPICS de la UPC -
CATRENE-PANAMA WP1: integrated PA Milestone M1.3 technology, approach & system choice for home networking
Dufis, Cédric Yvan; Mateo Peña, Diego; Bofill, Adrià; González Jiménez, José Luis (2009-10-30)
Research report
Open Access -
Characterization of the substrate noise spectrum for mixed-signal ICs
Méndez Villegas, Miguel Ángel; Mateo Peña, Diego; Rubio Sola, Jose Antonio; González Jiménez, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2005)
Conference report
Open AccessThis paper presents a simplified analytical model of the substrate noise generated by digital circuitry that captures the most relevant frequency domain characteristics and relates them with parameters of the digital circuit ... -
DC temperature measurements to characterize the central frequency and 3 dB bandwidth in mmW power amplifiers
Aragonès Cervera, Xavier; Mateo Peña, Diego; González Jiménez, José Luis; Vidal López, Eva María; Gómez Salinas, Didac; Martineau, B; Altet Sanahujes, Josep (2015-11)
Article
Open AccessThis letter shows how a temperature sensor and a simple DC voltage multimeter can be used as instruments to determine the central frequency and 3 dB bandwidth of a 60 GHz linear power amplifier (PA). Compared to previous ... -
Desenvolupament d'un sistema de comunicacions integrat per part d'estudiants de 2on cicle de l'ETSETB de la Universitat Politècnica de Catalunya
González Jiménez, José Luis; Mateo Peña, Diego; Aragonès Cervera, Xavier (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2005-02)
Conference report
Open AccessEl projecte ha consistit en el disseny i fabricació d’un circuit integrat que conté un receptor Bluetooth per a xarxes sense fils en una tecnologia CMOS de 0,35 m. Els objectius del projecte eren realitzar una experiència ... -
Design of a 2.5-GHZ QVCO robust against high frequency substrate noise
Molina Garcia, Marc Manel; Gómez Salinas, Dídac; Aragonès Cervera, Xavier; Mateo Peña, Diego; González Jiménez, José Luis (2011-07)
Article
Restricted access - publisher's policyThis work presents the design procedure followed to obtain a low-power voltage-controlled oscillator (VCO) robust against high-frequency substrate noise, using as a demonstrator a 2.5 GHz VCO with quadrature outputs (QVCO) ... -
Design of a wideband class-A power amplifier for wireline communication
Dufis, Cédric Yvan; González Jiménez, José Luis (2010)
Conference report
Restricted access - publisher's policyThis paper introduce a design review of a wideband Power Amplifier with a 65nm CMOS technology. The Integrated Circuit has to work from 300MHz to 2:5GHz with external components adapted to a specific band. A 2.5D simulation ... -
Design of injection locked frequency divider in 65nm CMOS technology for mmW applications
Brandano, Davide; González Jiménez, José Luis (2010)
Conference report
Open AccessIn this paper, an Injection Locking Frequency Divider (ILFD) in 65 nm RF CMOS Technology for applications in millimeter-wave (mm-W) band is presented. The proposed circuit achieves 12.69% of locking range without any ... -
Diseño de circuitos y sistemas integrados
Rubio Sola, Jose Antonio; Altet Sanahujes, Josep; Aragonès Cervera, Xavier; González Jiménez, José Luis; Mateo Peña, Diego; Moll Echeto, Francisco de Borja (Edicions UPC, 2003)
Book
Restricted access to UB, UAB, UPC, UPF, UdG, UdL, URV, UOC, BC, UVic, UJI, URL, UIC usersLa tecnología de circuitos integrados, basada principalmente en la miniaturización de los circuitos ha evolucionado intensamente en los últimos tiempos. El objetivo de esta obra es dar a conocer esta evolución reciente y ...