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Ara es mostren els items 6-25 de 89

    • Chip level simulation of the downlink in UTRA-FDD 

      Olmos Bonafé, Juan José; Ruiz Boqué, Sílvia (Institute of Electrical and Electronics Engineers (IEEE), 2000)
      Text en actes de congrés
      Accés obert
      The specifications of UMTS Terrestrial Radio Access (UTRA) for the physical layer of the downlink make use of orthogonal variable spreading factor (OVSF) codes to preserve the orthogonality between downlink channels of ...

    • Comparison of 3G-LTE DL scheduling strategies 

      Ruiz Boqué, Sílvia; Haro, Eva; González González, David; García Lozano, Mario; Olmos Bonafé, Juan José (2009-05-18)
      Text en actes de congrés
      Accés obert

    • Comparison of different distributed scheduling strategies for static/dynamic LTE scenarios 

      Ruiz Boqué, Sílvia; Haro, Eva; González González, David; García Lozano, Mario; Olmos Bonafé, Juan José (2009-09-30)
      Text en actes de congrés
      Accés obert

    • Comparison of multicast/broadcast services in long term evolution advanced and IEEE 802.16m networks 

      Calabuig Gaspar, Jorge; Monserrat del Río, José Francisco; Martín-Sacristán Gandía, David; Olmos Bonafé, Juan José (2012-03-21)
      Article
      Accés restringit per política de l'editorial
      This paper performs a comparison of multicast/broadcast services (MBS) support in Long Term Evolution Advanced (LTE-A) and Worldwide Interoperability for Microwave Access (WiMAX) IEEE 802.16m. Firstly, the main ...

    • Constant false alarm rate control for frecuency hopping Spread Spectrum Systems 

      Agustí Comes, Ramon; Olmos Bonafé, Juan José (1989)
      Text en actes de congrés
      Accés obert
      A control scheme suitable for setting the false alarm rate to a fixed value in frequency hopping spread spectrum communications is proposed. the scheme performance is determined in the presence of partial band interference. ...

    • Constant false alarm rate control for frequency hopping spread spectrum systems 

      Agustí Comes, Ramon; Olmos Bonafé, Juan José (Institute of Electrical and Electronics Engineers (IEEE), 1989)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      A control scheme suited for setting the false alarm rate to a fixed value in Frequency-Hopping Spread-Spectrum Communications is proposed. The scheme performance is determined in the presence of a partial band interference. ...

    • Control 1. Tarda 

      Olmos Bonafé, Juan José (Universitat Politècnica de Catalunya, 2018-10-01)
      Examen
      Accés restringit a la comunitat UPC

    • Control 2. Tarda 

      Olmos Bonafé, Juan José (Universitat Politècnica de Catalunya, 2018-12-03)
      Examen
      Accés restringit a la comunitat UPC

    • CPICH power optimisation by means of simulated annealing in an UTRA-FDD environment 

      García Lozano, Mario; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José (2003-11)
      Article
      Accés obert

    • Creació de recursos en línea per a l’autoaprenentage, foment de l’esperit crític i emprenedor i formació d’un comité d’avaluació externa en el màster MERIT 

      Pradell i Cara, Lluís; Cabrera-Bean, Margarita; Canal Bienzobas, Fernando; Cardama Aznar, Ángel; Gasull Llampallas, Antoni; González Arbesú, José María; Giró Nieto, Xavier; Heldring, Alexander; Herranz Luis, Jaime; Jofre Roca, Lluís; Mallorquí Franquet, Jordi Joan; Nadeu Camprubí, Climent; Olmos Bonafé, Juan José; Romeu Robert, Jordi; Rius Casals, Juan Manuel; Torres Torres, Francisco; Úbeda Farré, Eduard; Coderch Collell, Marcel; Kerans, Mary Ellen; Ros Giralt, Jordi; García, Antonio; González Font, Blanca; Guardiola Garcia, Marta; Hernández, Antoni; Melgarejo, Natali; Mestres, Albert (2009-02-12T10:25:51Z)
      Comunicació de congrés / Text en actes de congrés
      Accés obert
      El projecte es desenvolupa en el marc de la titulació oficial de màster MERIT del Departament de Teoria del Senyal i Comunicacions. El màster, orientat a la recerca i integrat dins del programa Erasmus Mundus, presenta ...

    • Decision feedback equalization and carrier recovery in 140 Mbit QAM digital radio systems 

      Olmos Bonafé, Juan José; Agustí Comes, Ramon; Casadevall Palacio, Fernando José (Institute of Electrical and Electronics Engineers (IEEE), 1988)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The tracking behavior of a decision-feedback equalizer coupled to a carrier recovery loop in the presence of dynamic multipath-fading activity is studied. Minimum-phase/non-minimum-phase-type fading transitions, with ...

    • Desarrollo de sistemas de recuperación de sincronismos para un modem FH TCM 8-DPSK basado en el TMS320C30 

      Olmos Bonafé, Juan José (1991)
      Text en actes de congrés
      Accés obert
      In this paper we develop the synchronisation subsystems (carrier .frequency, symbol timing and unique word) for a Frequency Hopping-Trellis Coded 8-DPSK scheme for narrow band indoor mobile communications. The system ...

    • Design and implementation of a wide-band real-time mobile channel emulator 

      Olmos Bonafé, Juan José; Gelonch Bosch, Antonio José; Casadevall Palacio, Fernando José; Femenias Nadal, Guillem (1999-05)
      Article
      Accés obert
      A new wide-band mobile channel emulator for the CODIT project is designed and implemented. The UMTS code-division testbed (CODIT R2020) is a research project within the European RACE-II program set up by the Commission of ...

    • Design and implementation of a wide-band real-time mobile channel emulator 

      Olmos Bonafé, Juan José; Gelonch Bosch, Antonio José; Casadevall Palacio, Fernando José; Femenias Nadal, Guillem (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1999-05)
      Article
      Accés obert
      A new wide-band mobile channel emulator for the CODIT project is designed and implemented. The UMTS code-division testbed (CODIT R2020) is a research project within the European RACE-II program set up by the Commission of ...

    • Determinación de la probabilidad de error en sistemas de comunicación digital por fibras ópticas: estudio comparativo de métodos “cuasi-exactos” 

      Casadevall Palacio, Fernando José; Junyent Giralt, Gabriel; Olmos Bonafé, Juan José; Agustí Comes, Ramon (1983)
      Text en actes de congrés
      Accés obert
      En este trabajo se presenta un estudio comparativo de diversos métodos para calcular la probabilidad de error en un sistema de comunicación digital por fibra óptica. Los procedimientos utilizados permiten determinar el ...

    • Distorsió 

      Berenguer Sau, Jordi; Olmos Bonafé, Juan José (Universitat Politècnica de Catalunya, 2024-03-11)
      Apunts
      Accés obert

    • Downlink resource allocation in LTE: centralized vs. distributed approach 

      González González, David; Corvino, Virginia; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José; García Lozano, Mario; Verdone, Roberto (2009-09-30)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The 3GPP specifications for LTE leave many degrees of freedom to operators about how to design radio Resource Allocation (RA) strategies, and this is actually also allowed by the OFDM/OFDMA access technology. This means ...

    • Downlink scheduling and resource allocation for 5G MIMO-multicarrier: OFDM vs FBMC/OQAM 

      Femenias Nadal, Guillem; Riera Palou, Felip; Mestre, Xavier; Olmos Bonafé, Juan José (Institute of Electrical and Electronics Engineers (IEEE), 2017-07-20)
      Article
      Accés obert
      OAPA The definition of the next generation of wireless communications, so-called 5G networks, is currently underway. Among many technical decisions, one that is particularly fundamental is the choice of the physical layer ...

    • Dual-polarized channel characterization based on measurements in in-service UMTS networks 

      Zhang, Wenjie; Yin, Xuefeng; He, Yonguy; Yu, Jiwei; Zhang, Nan; Zhong, Zhimeng; Duan, Weiming; Zhang, Xiaomei; Olmos Bonafé, Juan José (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this contribution, the measurements conducted in an in-service Universal Mobile Telecommunication System (UMTS) network in the Minghang campus of Shanghai Jiaotong University, China, are reported. The outdoor measurement ...

    • Dynamic resource allocation in C-RAN with real-time traffic and realistic scenarios 

      Guerra Gómez, Rolando; Ruiz Boqué, Sílvia; García Lozano, Mario; Olmos Bonafé, Juan José (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This work proposes the use of a modified and improved version of the realistic Vienna Scenario that was defined in COST action IC1004, to test two different scale C-RAN deployments. First, a large-scale analysis with 628 ...