60 research outputs found
IMDD Transmission over 1,040 km of standard single-mode fiber at 10 Gbit/s using a one-sample-per-bit reduced-complexity MLSE Receiver
We demonstrate 1,040km NRZ-IMDD transmission at 10Gbit/s over G.652 fibre, without any optical dispersion compensation, using a reduced-complexity MLSE receiver employing, for the first time at this distance, one sample per bit only. © 2006 Optical Society of America
Trasmissione IMDD a 10Gbit/s su 1,040 km di fibra G.652 usando un ricevitore MLSE a complessità ridotta
Square root strategy: a novel method to linearize an optical communication system with electronic equalizers
We demonstrate a non-linear function after the photodetector that linearizes dispersion-limited IM-DD systems, enhancing the performance of linear electronic equalization. Results showed a clear improvement in terms of chromatic dispersion tolerance
La pintura de Chema Durán: Los placeres de la imaginación
Short essay about the Aragonese painter Chema Durán (Barbastro, 1954), belonging to the Postmodern generation, flourishing in the early 80's. An author fluent in an Expressionist language, combining figurative and abstract paintings of Construcitivist style. Chema Durán's outstanding domain of collage allows him to shape his own particular and different universe.Breve semblanza del pintor aragonés Chema Durán (Barbastro, 1954) perteneciente a la generación de la posmodernidad, que floreció en los primeros años ochenta del siglo pasado. Un autor que se mueve con soltura dentro de un campo expresionista, alternando la pintura figurativa y la abstracción de signo constructivista. Chema Durán destaca por su dominio en la técnica del collage que le permite materializar un universo propio y diferente
Electronic distortion compensation in the mitigation of optical transmission impairments: the view of joint project on mitigation of optical transmission impairments by electronic means ePhoton/One+ project
A study of Ngugi wa Thiong'o's later novels to assess his adaptation of dramatic techniques and Gikuyu oral traditions to the requirements of fiction
This thesis examines Ngugi wa Thiong'o's later writings in order to establish the nature of his quest for a people's literature. It illustrates how the author attempts to break the barriers between traditional oral forms and the relatively new written forms in addressing a basically "illiterate" audience. The research begins with an exploration of Gikuyu oral literature as an essential background to Ngugi's later dramatic and fictional writings as distinct from his earlier literary works in which he initiates the dominant quest for a more just society. Ngugi's return to these roots constitutes the central "homecoming" that characterizes his search for new forms. The analysis is conducted through three significant chronological stages representing Ngugi's writings over a period of about a decade from the mid-1970s to the early 1980s. Each stage starts with a play and performance followed by a parallel novel, the first pair written in English and the subsequent ones in Gikuyu. The three stages - designated Transition, Homecoming and Realization - mark Ngugi's involvement in the promotion of Gikuyu culture and orature, both as a source of inspiration and as a cause to which he fully dedicates himself. The transitional stage depicts the convergence between conventional and traditional oral literary forms with which Ngugi begins to experiment. The second stage introduces significant departures as Ngugi begins to use the Gikuyu language as his primary medium of creative expression. The final stage demonstrates his ultimate assertion of the primacy of orality over the written word as a dynamic agent of transmission. The thesis concludes that Ngugi wa Thiong'o in these later works - while leaving the possibilities of his vision of a "New Earth" unfulfilled pioneers the African writers' climb down from an "ivory tower" to deal with the realities of the experience of the predominantly non-reading African masses, acknowledged as both recipients of and active participants in the relatively new written literature which purports to speak for their experiences and their times
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