[en] MOBILE TELEPHONY: PREFERENCES FOR NEW SERVICES
[pt] Desde 1999, com a entrada de novas operadoras de telefonia móvel no mercado brasileiro, trazendo consigo a telefonia celular digital, o número de usuários vem crescendo exponencialmente. Com a entrada em operação da tecnologia GSM, padrão usado na Europa, uma nova gama de serviços se abriu...
Main Author: | CARLOS OSWALDO BOTELHO GADELHA FILHO |
---|---|
Other Authors: | PAULO CESAR DE MENDONCA MOTTA |
Language: | pt |
Published: |
MAXWELL
2006
|
Subjects: | |
Online Access: | https://www.maxwell.vrac.puc-rio.br/Busca_etds.php?strSecao=resultado&nrSeq=7656@1 https://www.maxwell.vrac.puc-rio.br/Busca_etds.php?strSecao=resultado&nrSeq=7656@2 http://doi.org/10.17771/PUCRio.acad.7656 |
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