1.

Record Nr.

UNIBAS000029869

Autore

Schaeffner, André

Titolo

Origine degli strumenti musicali / André Schaeffner ; introduzione di Diego Carpitella

Pubbl/distr/stampa

Palermo : Sellerio, 1987

Edizione

[2. ed]

Descrizione fisica

447 p. : ill. ; 21 cm

Collana

Prisma ; 10

Lingua di pubblicazione

Italiano

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Traduzione di Salvatore Gagliardi

2.

Record Nr.

UNINA9910135297703321

Titolo

IEEE standard for information technology . Part 11 Wireless LAN medium access control (MAC) and physical layer (PHY) specifications : telecommunications and information exchange between systems : local and metropolitan area networks--specific requirements

Pubbl/distr/stampa

New York : , : IEEE, , 2012

ISBN

0-7381-7211-1

Descrizione fisica

1 online resource (2695 pages)

Disciplina

004.68

Soggetti

Local area networks (Computer networks) - Standards

Metropolitan area networks (Computer networks) - Standards

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia



Sommario/riassunto

This revision specifies technical corrections and clarifications to IEEE Std 802.11 for wireless local area networks (WLANS) as well as enhancements to the existing medium access control (MAC) and physical layer (PHY) functions. It also incorporates Amendments 1 to 10 published in 2008 to 2011. Keywords: 2.4 GHz, 3650 MHz, 4.9 GHz, 5 GHz, 5.9 GHz, advanced encryption standard, AES, carrier sense multiple access/collision avoidance, CCMP, channel switching, Counter mode with Cipher-block chaining Message authentication code Protocol, confidentiality, CSMA/CA, DFS, direct link, dynamic frequency selection, E911, emergency alert system, emergency services, forwarding, generic advertisement service, high throughput, IEEE 802.11, interface, international roaming, interworking, interworking with external networks, LAN, local area network, MAC, measurement, medium access control, media-independent handover, medium access controller, mesh, MIH, MIMO, MIMO-OFDM, multi-hop, multiple input multiple output, network advertisement, network discovery, network management, network selection, off-channel direct link, path-selection, PHY, physical layer, power saving, QoS, quality of service, PHY, physical layer, QoS mapping, radio, radio frequency, RF, radio resource, radio management, SSP, SSPN, subscriber service provider, temporal key integrity protocol, TKIP, TPC, transmit power control, tunneled direct link setup, wireless access in vehicular environments, wireless LAN, wireless local area network, WLAN, wireless network management, zero-knowledge proof.