Now showing items 21-36 of 36

    • MIMO-DSP for optical comunicacions systems 

      Montoliu Cortés, Marc (Universitat Politècnica de Catalunya, 2014-07)
      Master thesis (pre-Bologna period)
      Open Access
      [ANGLÈS] Optical communications have been rapidly evolved over the last decades. This is the reason why new methods have had to be found in order to increase the capacity of the fiber. In this thesis work mainly from Spatial ...
    • Mode Division Multiplexing using MIMO Processing 

      Porcar Pujol, Oriol (Universitat Politècnica de Catalunya / Technical University of Denmark. Department of Photonics Engineering - High Speed Optical Communications, 2012-02)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Danmarks tekniske universitet
      [ANGLÈS] Mode division multiplexing technologies in multimode optical fibers are being considered as one of the possible solution to the ever growing user capacity demands. Problems derived from this kind of fibers can be ...
    • Multi mode fiber imaging for endoscopy applications 

      Maestre Morote, Marcos (Universitat Politècnica de Catalunya, 2019-07)
      Master thesis
      Restricted access - confidentiality agreement
    • Nyquist Modulation vs OFDM for Fiber-optic Communications 

      Escuder Folch, Carles (Universitat Politècnica de Catalunya, 2016-06)
      Bachelor thesis
      Open Access
      In nowadays society, the need of fast, reliable communications is growing faster and faster each day. For this reason, there is the need of improving the current communications systems in terms of speed (faster data ...
    • Optimització de recursos en una xarxa de transport de fibra òptica: cas pràctic de connexió d'un polígon industrial 

      Barceló Giró, Xavier (Universitat Politècnica de Catalunya, 2016-07)
      Master thesis (pre-Bologna period)
      Open Access
      The optical fiber is constantly growing i there are companies dedicated to the expansion of the fiber optic network. As the fiber comes more and more population, the number of services contracted increases and must create ...
    • Real-Time MIMO receiver for mode-division multiplexing over coupled-mode optical fibers 

      Luan, Jie (Universitat Politècnica de Catalunya, 2016-05-25)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Covenantee:   Nokia Bell Labs
    • Simulació d'un sistema OFDM òptic 

      Gubau Jové, David (Universitat Politècnica de Catalunya, 2014-04-03)
      Master thesis (pre-Bologna period)
      Open Access
      [ANGLÈS] Analysis of an optical OFDM system consisting of an ideal modulator and demodulator. For view the system performance, changes in the configuration of the components will be done.
    • Simulador de comunicacions òptiques 

      Safont Cervera, David (Universitat Politècnica de Catalunya, 2013-05-03)
      Master thesis (pre-Bologna period)
      Open Access
      [ANGLÈS] It is an implementation of an optical communications simulator. The modulations considered are OOK,DBPSK,DQPSK.
    • Simulation tool development for optical OFDM transmitter and receiver 

      Mancera Jiménez, Cristian (Universitat Politècnica de Catalunya, 2016-07-27)
      Master thesis
      Open Access
      OFDM has become an important issue within the optical field during the last two decades. For this reason, for a better understanding of the impact from transmitter and receiver, the full system (modulator and demodulator) ...
    • Sistema de control de un modulador Mach-Zehnder basado en Arduino 

      Ramos Bernal, Gonzalo (Universitat Politècnica de Catalunya, 2016-05)
      Bachelor thesis
      Open Access
      Currently one of the main branches of telecommunications are optical communications that is the transmission of information using light beams as carrier signals. This transmission is performed by intensity modulations in ...
    • Space Division Multiplexing Transmission: a spot-based multiplexer for few-mode fibers 

      Mestre Adrover, Miquel àngel (Universitat Politècnica de Catalunya, 2013-06-20)
      Master thesis
      Open Access
      [ANGLÈS] The combination of Shannon's information theory and Kerr nonlinear effects present in single-mode fibers has recently revealed an approaching capacity crunch of current optical communication systems. A promising ...
    • Spatial Division Multiplexing (SDM): The New Frontier in Fiber-Optic Communication Systems 

      Montoliu Cortés, Marc (Universitat Politècnica de Catalunya, 2015-06)
      Master thesis (pre-Bologna period)
      Restricted access - confidentiality agreement
    • Spatial-Division Multiplexing for Coherent Optical Communications 

      Sierra Noguera, Alberto (Universitat Politècnica de Catalunya, 2011-12-15)
      Master thesis (pre-Bologna period)
      Open Access
      English: The spatial-division multiplexing (SDM) is a promising technique to increase capacity of the optical communications systems. These systems are currently approaching their fundamental limit. Therefore, a new paradigm ...
    • Study of Crosstalk in Advanced Modulation Formats for Multicore Fiber Telecommunications 

      Sosa Soto, Miguel Ángel (Universitat Politècnica de Catalunya, 2015-10)
      Master thesis
      Open Access
      This work has his bases in the analysis of the crosstalk in advanced modulations for multicores fiber telecommunication systems. The modulations in which are based the present work are OFDM and QAM and we are going to ...
    • Study of Signal Integrity in Flex-Grid Optical Networks 

      Anglada Florensa, Ignasi (Universitat Politècnica de Catalunya, 2016-02-09)
      Bachelor thesis
      Open Access
    • Study of signal integrity in Flex-Grid optical networks 

      Díez Navarro, Rubén (Universitat Politècnica de Catalunya, 2016-06)
      Bachelor thesis
      Open Access
      This project has studied the behaviour of optical signals in a FlexGrid network. More specifically, we have focused on finding the minimum distance that must exist between two signals such that we achieve a given BER, and ...