Echinodermes de Portugal / por Augusto Nobre

• Record Nr.: UNISALENTO991003459479707536
• Autore: Nobre, Augusto
• Pubbl/distr/stampa: Porto : [Companhia Editora do Minho Barcelos], 1930-31
• Descrizione fisica: 176 p. : ill., plates. (part fold.), 27 cm
• Disciplina: 593.909469
• Soggetti: Echinodermata - Portugal
• Lingua di pubblicazione: Portoghese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Note generali: At head of title: Instituto de Zoologia da Universidade do Porto

IEEE standard for local and metropolitan area networks . Part 20 Air interface for mobile broadband wireless access systems supporting vehicular mobility : physical and media access control layer specification / / Institute of Electrical and Electronics Engineers

• Record Nr.: UNISA996280430003316
• Pubbl/distr/stampa: New York, NY : , : IEEE, , [2008]; ©2008
• ISBN: 0-7381-5766-X
• Descrizione fisica: 1 online resource (xi, 1039 pages) : illustrations
• Disciplina: 621.382
• Soggetti: Broadband communication systems
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Sommario/riassunto: The technical requirements of this standard form a compatibility ; standard for mobile broadband wireless access systems. The standard ensures that a compliant access terminal (AT) or user terminal (UT) can obtain service through any access node (AN) or base station (BS) conforming to properly selected modes of this standard, consistent with equipment and operator requirements, thus providing a framework for the rapid development of cost-effective, multivendor mobile broadband wireless access systems. This compatibility standard is targeted for use in a wide variety of licensed frequency bands and regulatory environments.