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Full-Text Articles in Computer Sciences

An Online Learning Approach To Community Building Among Asian Journalists, Ma. Mercedes T. Rodrigo, Violet B. Valdez Dec 2008

An Online Learning Approach To Community Building Among Asian Journalists, Ma. Mercedes T. Rodrigo, Violet B. Valdez

Department of Information Systems & Computer Science Faculty Publications

This chapter describes a master's program in journalism designed for professional Asian journalists which has drawn students from 13 Asian countries and is run by faculty members from five countries. The program uses blended learning methods combining synchronous, asynchronous, and classroom-based approaches. An exploratory study was conducted to describe the strategies used by the students and teachers to build a community of learners (Garrison, Anderson, & Archer, 2000) and hence achieve the program's learning goals. The study took into consideration cultural differences, in particular, those referring to educational experiences. Results show that the respondents tended to use the strategies of …


Fpga Implementation Of A Telecommunications Trainer System, Carlos Oppus, Jose Claro N. Monje, Rosula Sj Reyes, Noel S. Patron, Reynaldo C. Guerrero Jr, Jovilyn Therese B. Fajardo Jan 2008

Fpga Implementation Of A Telecommunications Trainer System, Carlos Oppus, Jose Claro N. Monje, Rosula Sj Reyes, Noel S. Patron, Reynaldo C. Guerrero Jr, Jovilyn Therese B. Fajardo

Department of Information Systems & Computer Science Faculty Publications

Field programmable gate arrays (FPGAs) have been used in a wide range of applications including the field of telecommunications. This paper presents the use of FPGAs in the implementation of both analog and digital modulation that includes amplitude modulation, frequency modulation, phase modulation, pulse code modulation, pulse width modulation, pulse position modulation, pulse amplitude modulation, delta modulation, amplitude shift keying, frequency shift keying, phase shift keying, time division multiplexing and different encoding techniques like non-return-to-zero line code, non-return-to-zero mark line code, non-return to zero inversion line code, Unipolar return-to-zero line code, bipolar return-to-zero line code, alternate mark inversion line code, …