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Listar por palabra clave "Optical communication"

Mostrando ítems 1-13 de 13

480Mbit/s UWB Bi-Directional Radio over Fiber CWDM PON using Ultra-Low Cost and Power VCSELs

Quinlan, T.; Morant Perez, Maria; Dudley, S.; Llorente Sáez, Roberto; Walker, S. (Optical Society of America, 2011)

[EN] Radio-over-fiber (RoF) schemes offer the possibility of permitting direct access to native format services for the domestic user. A low power requirement and cost effectiveness are crucial to both the service provider ...
A Computational Efficient Nyquist Shaping Approach for Short-Reach Optical Communications

Pérez Pascual, Mª Asunción; Bruno, Julián S.; Almenar Terre, Vicenç; Valls Coquillat, Javier (Institute of Electrical and Electronics Engineers, 2020-04-01)

[EN] Recently, Half-Cycle Nyquist Subcarrier Modulation (HC-SCM) was proposed to achieve high spectral efficiency in intensity-modulator direct-detection optical links. This paper shows that the HC-SCM scheme has a high ...
BER-EVM-Power-OVS-SCM (raw data)

Pérez Pascual, Mª Asunción (Universitat Politècnica de València, 2023-01-15)

This dataset contains the raw data of the measurements presented in the paper "Hardware Architecture of a QAM Receiver for Short-Range Optical Communications" (https://doi.org/10.1109/JLT.2022.3217357). Data presents the ...
Broadband Impairment Compensation in Hybrid Fiber-Wireless OFDM Long-Reach PONs

Morant Pérez, María; Alves, Tiago M. F.; Llorente Sáez, Roberto; Cartaxo, Adolfo V T (Institute of Electrical and Electronics Engineers (IEEE), 2014-04-01)

[EN] This paper proposes and demonstrates experimentally the broadband transmission impairment compensation in optical and electrical domain, enabling the provision of a bundle of simultaneous services using orthogonal ...
Chromatic dispersion compensation and coherent Direct-Sequence OCDMA operation on a single super structured FBG

Baños López, Rocío; Pastor Abellán, Daniel; Amaya Ocampo, Waldimar Alexander; García Muñoz, Víctor (Optical Society of America, 2012)

We have proposed, fabricated and demonstrated experimentally a set of Coherent Direct Sequence-OCDMA en/decoders based on Super Structured Fiber Bragg Gratings (SSFBGs) which are able to compensate the fiber chromatic ...
Dual Photonic Generation Ultrawideband Impulse Radio by Frequency Shifting in Remote-Connectivity Fiber

Beltrán Ramírez, Marta; Llorente Sáez, Roberto (Institute of Electrical and Electronics Engineers (IEEE), 2011)

[EN] An impulse-radio ultrawideband (UWB) photonic generation technique based on frequency shifting in the remote connectivity fiber in optical access networks is proposed and analyzed in this paper. This technique is based ...
EAM-SOA millimeter-wave frequency up-converter for radio-over-fiber applications

Palací López, Jesús; Villanueva Ibáñez, Guillermo Eduardo; Herrera, J. (Elsevier, 2011-01-01)

[EN] We present an optical scheme for photonic frequency up-conversion at the millimeter-wave bands based on Semiconductor Optical Amplifier. The proposed scheme modulates the bias current with the Intermediate Frequency ...
El campo de la óptica en China

Jiang, Henan (Universitat Politècnica de València, 2020-12-22)

[ES] En los 71 años transcurridos desde la fundación de la Nueva China, ésta ha hecho progresos significativos en muchos campos de la óptica, contribuyendo decididamente a la marcha de China hacia una sociedad de la ...
High speed silicon electro-optical modulators enhanced via slow light propagation

Brimont ., Antoine Christian Jacques; Thomson, D. J.; Sanchis Kilders, Pablo; Herrera, J.; Gardes, F. Y.; Fedeli, J. M.; Reed, G. T.; Martí Sendra, Javier (Optical Society of America, 2011)

[EN] While current optical communication networks efficiently carry and process huge amounts of digital information over large and medium distances, silicon photonics technology has the capacity to meet the ceaselessly ...
Integrated FTTH and In-Building Fiber-Coax OFDM Field Trial

Morant Pérez, María; Llorente Sáez, Roberto; Herrera Llorente, Javier; Alves, Tiago; Cartaxo, Adolfo V T; Herman, Milan (Institute of Electrical and Electronics Engineers (IEEE), 2014-04-15)

[EN] The performance of multi-service provisioning employing orthogonal frequency division multiplexed (OFDM) signals in fiber-to-the-home (FTTH) networks integrating hybrid fiber-coax in-building distribution is evaluated ...
Performance of a 60-GHz DCM-OFDM and BPSK-Impulse ultra-wideband system with radio-over-fiber and wireless transmission employing a directly-modulated VCSEL

Beltrán, Marta; Jensen, Jesper Bevensee; Yu, Xianbin; Llorente, Roberto; Rodes, Roberto; Ortsiefer, Markus; Neumeyr, Christian; Monroy, Idelfonso Tafur (Institute of Electrical and Electronics Engineers (IEEE), 2011-06-06)

[EN] The performance of radio-over-fiber optical transmission employing vertical-cavity surface-emitting lasers (VCSELs), and further wireless transmission, of the two major ultra-wideband (UWB) implementations is reported ...
Polymer optical fiber gratings for microwave photonics and communications application

Min, Rui (Universitat Politècnica de València, 2019-09-02)

[ES] Con el continuo desarrollo de materiales y tecnologías de fabricación durante las últimas tres décadas, la atenuación de la transmisión de las fibras ópticas de polímero (POF) se ha reducido considerablemente. Las POF ...
WDM compatible and electrically tunable SPE-OCDMA system based on the temporal self-imaging effect

Tainta, S.; Amaya Ocampo, Waldimar Alexander; Erro, M. J.; Garde, M. J.; Sales Maicas, Salvador; Muriel, M. A. (Optical Society of America, 2011)

[EN] A coding/decoding setup for a spectral phase encoding optical code-division multiple access (SPE-OCDMA) system has been developed. The proposalis basedon the temporal self-imaging effect and the use of aneasily tunable ...