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Wireless Internet access technologies

Xem 1-19 trên 19 kết quả Wireless Internet access technologies
  • Chapter 6 - Wireless internet and m-business. In this chapter we will discuss: Wireless devices, m-business, wireless internet access, wireless web technology, software applications for wireless devices, wireless local area networks (WLANs), bluetooth, wireless communications, location tracking, future of wireless internet.

    ppt35p nhanmotchut_3 19-10-2016 28 1   Download

  • Computer Networking: A Top-Down Approach Featuring the Internet, 5th Edition contains the solutions to review questions and problems for the 4th edition of Computer Networking: A Top-Down Approach Featuring the Internet by Jim Kurose and Keith Ross. These solutions are being made available to instructors only.

    pdf123p hoconganh_9x 23-09-2014 183 25   Download

  • This article compares and contrasts two technologies for delivering broadband wireless Internet access services: ‘‘3G’’ vs. ‘‘WiFi’’. The former, 3G, refers to the collection of third-generation mobile technologies that are designed to allow mobile operators to offer integrated data and voice services over mobile networks. The latter, WiFi, refers to the 802.11b wireless Ethernet standard that was designed to support wireless LANs.

    pdf20p doiroimavanchuadc 06-02-2013 35 3   Download

  • WANs, Internet Access, and Remote Connectivity Identify a variety of uses for WANs Explain different WAN topologies, including their advantages and disadvantages Describe different WAN transmission and connection methods, including PSTN, ISDN, T-carriers, DSL, broadband cable, SONET, and wireless Internet access technologies Compare the characteristics of WAN technologies, including throughput, security, and reliability Describe the software and hardware requirements for remotely connecting to a network...

    ppt56p itvovantien 13-07-2012 63 9   Download

  • Four laws, two each from the natural sciences and the social sciences, have formed the basis for the development of digital wireless communication networks. This essay describes their interaction, as well as their logical support for spread - spectrum multiple - access techniques.

    pdf426p phongthinh 04-08-2009 342 197   Download

  • Since the fi nal decades of the twentieth century, data networks have known steadily growing success. After the installation of fi xed Internet networks in many places all over the planet and their now large expansion, the need is now becoming more important for wireless access. There is no doubt that by the end of the fi rst decade of the twentieth century, high-speed wireless data access, i.e. in Mb/s, will be largely deployed worldwide.

    pdf261p tailieuvip13 19-07-2012 49 6   Download

  • Recently, mobile communication services are penetrating into our society at an explosive growth rate. All of the current communication systems have adopted digital technology. Nowadays, the demand for various wideband services such as high-speed Internet access and video/high-quality image transmission, is increasing. The thirdgeneration mobile communication system has been, designed to support wideband services with the same quality as the fi xed networks.

    pdf0p ktcn_1 10-07-2012 63 4   Download

  • An invaluable confusion-lifting tutorial on Bluetooth, the personal area wireless networking standard that enables seamless communication of voice, e-mail, internet access, etc., between mobile phone, desktop PCs, and PDAs. *Details the pros and cons of the Bluetooth approach, taking readers through what kinds of services are ideally suited to Bluetooth. *A must for telecom engineers, managers, technicians, ISPs, and employees of the 1000+ Bluetooth Special Interest Group (SIG) companies, this guide also features sweeping coverage of applications and forthcoming products...

    pdf405p trannhu 05-08-2009 429 117   Download

  • Introduction Harri Holma and Antti Toskala Mobile Voice Subscriber Growth Mobile Data Usage Growth Wireline Technologies Evolution Motivation and Targets for LTE Overview of LTE 3GPP Family of Technologies Wireless Spectrum New Spectrum Identified by WRC-07 LTE-Advanced LTE Standardization Antti Toskala Introduction Overview of 3GPP Releases and Process LTE Targets LTE Standardization Phases Evolution Beyond Release 8 LTE-Advanced for IMT-Advanced LTE Specifications and 3GPP Structure References System Architecture Based on 3GPP SAE Atte Länsisalmi and Antti Toskala System Architecture Evolut...

    pdf450p hoagiay_123 22-04-2013 58 16   Download

  • Broadband Wireless Mobile (3G and 4G) will be the next key developments in wireless communications. Immense interest has been fuelled by large demand for high frequency utilisation as well as a large number of users requiring simultaneous multidimensional high data rate access for the applications of wireless mobile internet and e-commerce. Broadband wireless mobile extends the corporate LAN to common areas such as meeting rooms and enables in-building public wireless hotspots such as airport lounges to provide wireless portable computer connectivity...

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  • Chapter 10 - The internet. In this chapter, the following content will be discussed: How internet works: architecture; internet access technologies: DSL and cable modem, wireless access; internet governance: internet 2.

    ppt34p nomoney15 06-06-2017 48 1   Download

  • Guy Davies has worked as an IP Architect for Telindus, a network integrator in the UK, for four years. While at Telindus, he has been involved in many projects ranging from the design, implementation and operation of customers’ core IP networks through to migration of ATM networks to an IP and MPLS-based infrastructure, and the design and implementation of large secured wireless networks and consultancy as well as the development of wireless rural broadband access.

    pdf305p daokim 04-08-2009 152 40   Download

  • Data Communications and Networking, 3/e provides a comprehensive and current introduction to networking technologies. The book is accessible to students from all backgrounds and uses hundreds of figures to visually represent concepts. The new edition has been completely updated to reflect the constantly changing world of network technologies. Enhanced coverage of bluetooth, wireless, satellites, as well as four new chapters on security have been added. The third edition has transitioned from using the 7-layer OSI model to the 5-layer Internet Model.

    pdf706p haovovo8592 20-09-2013 88 20   Download

  • VoIP IN THE PUBLIC NETWORKS1 VoIP technology is currently mature enough to be implemented in public networks (PSTN, cable TV [CATV], etc.), at least for long-distance telecommunications services to both residential and corporate customers. Either a private IP-based network (an Intranet) or an IP-based VPN can be used to guarantee the required QoS (call acceptance/drop rate, voice quality, etc.). In order to launch VoIP in the access loop, IP-based local access over digital subscriber line (DSL) or Ethernet in the first mile (EFM, IEEE P802.

    pdf24p huggoo 20-08-2010 92 11   Download

  • Khu vực này là một trong những được bao phủ bởi một BS. Bất cứ khi nào người dùng di chuyển ra khỏi khu vực, thông tin liên lạc (hoặc phiên) bị gián đoạn. Một ví dụ điển hìnhĐường trục: đài phát thanh liên kết Internet Backbone: có dây liên kết (sợi quang học cũ)

    pdf29p banhbeo2 06-11-2011 52 6   Download

  • Unauthorized access is when an unauthorized entity gains access to an asset and has the possibility to tamper with that asset. Gaining access is usually the result of intercepting some information in transit over an insecure channel or exploiting an inherent weakness in a technology or a product. Getting access to corporate network resources is usually accomplished by doing some reconnaissance work. Most likely, the corporate network will be accessed through the Internet, tapping into the physical wire, remote modem dial-in access, or wireless network access.

    pdf174p cao_can 02-01-2013 34 3   Download

  • We discussed wireless LANs in chapter 14. Wireless technology is also used in cellular telephony and satellite networks. We discuss the former in this chapter as well as examples of channelization access methods (see Chapter 12). We also briefly discuss satellite networks, a technology that eventually will be linked to cellular telephony to access the Internet directly.

    ppt37p koxih_kothogmih5 01-09-2020 6 0   Download

  • The Internet currently offers access to a variety of information worldwide in an efficient and, through the use of web technologies, user-friendly manner. It is based on the Transport Control/Internet Protocol (TCP/IP) protocol stack [6] which has been developed with data communications and fixed access location points in mind. The wide use of wireless technologies for voice communications and the proliferation of handheld and other devices that can provide access to the Internet call for a new paradigm for connecting mobile users to the Internet....

    pdf24p huggoo 20-08-2010 46 5   Download

  • The state-of-the-art Belk Library features the latest in information technology and is located at the center of campus, convenient to all graduate classrooms. It is uniquely designed to integrate print, electronic and audiovisual resources, with an extensive program of research, tutoring and technical support available during all hours of operation to assist students and faculty. More than 200 Macintosh and Windows desktop computers and wireless laptop computers offer access to the online catalog and the Internet.

    pdf125p thieubaotrang 16-04-2013 53 3   Download

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