'2 mbps' diaporamas de présentation

Multi-Tier Wireless Data Access

Multi-Tier Wireless Data Access. Macro Cellular Network Ardis, RAM Mobitex CDPD ASM/CSD/SMS/GPRS/EDGE: 9.6~384Kbps; circuit or packet data. CDMA (IS-95): 9.6 and 14.4 Kbps circuit data. WCDMA/CDMA 2000: up to 2 Mbps~10Mbps for wireless multimedia services. Micro Cellular Network

896 views • 73 slides

Wireless LANs

Wireless LANs. Overview. What is Wireless? The term wireless refers to telecommunication technology, in which radio waves, infrared waves and microwaves, instead of cables or wires, are used to carry a signal to connect communication devices.

691 views • 50 slides

SEMINAR KERJA PRAKTEK

SEMINAR KERJA PRAKTEK. WAHYU NUGROHO SANTOSO L2F099650. IMPLEMENTASI HDSL MENGGUNAKAN xDSL BRIDGE DAN LTU/NTU. DATA COMMUNICATION NETWORK INFORMATION SYSTEM PT TELKOM DIVRE IV JATENG DAN DIY. POKOK BAHASAN. Komunikasi Data dan Jejaring Komputer Sistem HDSL

1.18k views • 49 slides

The Development of ICT in Thailand

The Development of ICT in Thailand. by Thaweesak Koanantakool, Ph.D. Director National Electronics and Computer Technology Center (NECTEC) National Science and Technology Development Agency (NSTDA) Ministry of Science Technology and Environment. Presentation Outline.

581 views • 37 slides

DMT - based XDSL: The On-Ramp to the Information Superhighway

DMT - based XDSL: The On-Ramp to the Information Superhighway. John M. Cioffi Stanford University CTO & Founder, Amati July, 1997 P:650-723-2150 F:650-723-8473 cioffi@isl.stanford.edu. H. O. M. E. Entertainment. Broadcast TV VOD Sports Games. karoke. C. P. E. Productivity. S.

426 views • 34 slides

A T M ( QoS )

A T M ( QoS ). QoS (Quality of Service). ATM - Service Classes CBR - Constant Bit Rate Circuit emulation, e.g. T1 (1.5 Mbit/s) or E1 (2 Mbit/s) Real-time audio / video coded at a constant bit rate rt-VBR - real time Variable Bit Rate

519 views • 33 slides

Elements of Network Connectivity

Elements of Network Connectivity. Serial and Parallel communication Modems Modem Pools ISDN DSL Routing Cable systems Leased Lines Other interconnection systems. Serial vs. Parallel. Serial needs one wire plus return per direction bits are sequenced by time slicing

445 views • 30 slides

427 views • 30 slides

Bit Management John Watkinson David Felland Jim Kutzner

Bit Management John Watkinson David Felland Jim Kutzner. John Watkinson.

341 views • 26 slides

Local set-up for supporting advanced telemedicine

Local set-up for supporting advanced telemedicine. Nopphol Pausawasdi Faculty of Medicine Siriraj Hospital Mahidol University, Thailand. January 24 , 2008 The University of Hawaii. Outline. Organization overview Supports for telemedicine projects Instrument set-up APAN-Xian 2007

405 views • 23 slides

IMPLEMENTING A NATIONAL DATA REPOSITORY IN NIGERIA

703 views • 23 slides

Grid Initiatives & Networking in Romania A Modern R&D Infrastructure for Advanced Grid Computing

Grid Initiatives & Networking in Romania A Modern R&D Infrastructure for Advanced Grid Computing. Nicolae Tapus, Emil Slusanschi Computer Science Department Politehnica University Bucharest. ICFA DDW 2006. Cracow, October 9-11 2006. Agenda. National context in Grid Computing & Networking

493 views • 22 slides

333 views • 22 slides

Section 5 Spacecraft Technologies

Section 5 Spacecraft Technologies. Enhanced Formation Flying (EFF). Enhanced Formation Flying (EFF). Technology Need: Constellation Flying Description:

382 views • 20 slides

Fourth Generation (4G) Wireless Systems

Jeremy Mayeres. Fourth Generation (4G) Wireless Systems. Topics. Cellphones 1G 2G 3G 4G/IMT-Advanced LTE WiMAX 4G Today Future of 4G Social/Ethical considerations. Cellphones. Radio telephony existed long before cell phones became popular

522 views • 19 slides

Wireless Networks

Wireless Networks. Wireless Technologies. Bluetooth, ZigBee & Wireless USB short range communication between devices typically controlled by a single person. WiFi, DECT, HIPERLAN WLAN. WiFi is the most widely implemented in this space. UMTS over W-CDMA, UMTS-TDD, EVDO HSPA, WiMAX

326 views • 16 slides

M oroccan A TLAS GRID MAGRID

M oroccan A TLAS GRID MAGRID. Abdeslam Hoummada University HASSAN II Ain Chock B.P. 5366 Maarif CASABLANCA - MOROCCO National Coordinator of High Energy Physics Network Abdeslam.Hoummada@cern.ch International ICFA Workshop on HEP Networking, Grid and Digital Divide Issues

247 views • 10 slides

NJEDge.Net Member E-VC Provisioning

217 views • 9 slides

Combined Endeavor & The Coalition Human Network

175 views • 7 slides

GKP HQ

Connectivity Of Proposed COIS Phase -II with Existing FOIS Network (N.E. Rly.). STM Coaching. CTNL. Cardex Section. GKP SM. CTNC. Spare. CTNC. To CRIS. CTNC. Kathgodam. GKP HQ. Chappra. RUPC. Lalkuan. Deoria Sadar. AOM Coaching. Gonda. CTNL. CTNC. Izzat Nagar. RMS.

125 views • 1 slides