• November 22, 2006 22 Nov'06

    Mobile (in)security

    A majority of enterprises are now involved in the mobile revolution but a good portion of them do not have an appropriate mobile security strategy in place to negate mobile-specific security risks. In this column, Jack Gold offers solid advice to ...  Continue Reading

  • November 20, 2006 20 Nov'06

    Quarter Video Graphics Array (QVGA)

    QVGA (Quarter Video Graphics Array) is a small-screen display mode in which the resolution is 320 pixels horizontally by 240 pixels vertically (320 x 240). This is 25 percent of the total number of pixels afforded by the VGA (Video Graphics Array) ...  Continue Reading

  • November 20, 2006 20 Nov'06

    Alternative input technologies

    Find your mobile device keypad too restricting? Did you know that it could actually cause thumb-joint damage? (BlackBerry Thumb sound familiar?) In this column, Craig Mathias explores several options designed to help us input information on our ...  Continue Reading

  • November 16, 2006 16 Nov'06

    Wibree (Baby Bluetooth)

    Wibree, also called Baby Bluetooth, is a low-power wireless local area network (WLAN) technology that facilitates interoperability among mobile and portable consumer devices such as pagers, personal digital assistants (PDAs), wireless computer ...  Continue Reading

  • November 15, 2006 15 Nov'06

    Wireless options for PDAs and smartphones

    Wireless PDA and smartphone sales are booming. Most of today's new handhelds have built-in wireless interfaces that can be used to reach other users, corporate servers, and the public Internet. Mobile connectivity has never been easier, but which ...  Continue Reading

  • November 15, 2006 15 Nov'06

    The reality of convergence

    The mobile enterprise has waited a long time for the day when employees could utilize a smarter, more comprehensive device to communicate across cellular, 802.X and campus environments. We've seen band-aid solutions from a myriad of suppliers but ...  Continue Reading

  • November 10, 2006 10 Nov'06

    screaming cell phone

    A screaming cell phone is a cellular telephone that is programmed to emit a noise like human screaming. (Continued)  Continue Reading

  • November 08, 2006 08 Nov'06

    mobile VPN (mobile virtual private network)

    A mobile VPN is a networking configuration that enables mobile devices such as notebook computers or personal digital assistants (PDAs) to access a virtual private network (VPN) or an intranet while moving from one place to another... (Continued)  Continue Reading

  • November 08, 2006 08 Nov'06

    Securing Bluetooth

    Reducing Bluetooth security threats requires not only authenticating and encrypting all Bluetooth traffic and defined security policies but wise choices when configuring, assessing, patching and security auditing Bluetooth enable mobile devices.  Continue Reading

  • November 06, 2006 06 Nov'06

    VSAT (Very Small Aperture Terminal)

    VSAT (Very Small Aperture Terminal) is a satellite communications system that serves home and business users.  Continue Reading

  • November 06, 2006 06 Nov'06

    feed line

    In a wireless communications or broadcasting antenna system, the feed line connects the antenna to the receiver, transmitter, or transceiver.  Continue Reading

  • November 06, 2006 06 Nov'06


    Generally, narrowband describes telecommunication that carries voice information in a narrow band of frequencies.  Continue Reading

  • November 06, 2006 06 Nov'06


    A modem modulates outgoing digital signals from a computer or other digital device to analog signals for a conventional copper twisted pair telephone line and demodulates the incoming analog signal and converts it to a digital signal for the digital...  Continue Reading

  • November 06, 2006 06 Nov'06


    802.11 is an evolving family of specifications for wireless local area networks (WLANs) developed by a working group of the Institute of Electrical and Electronics Engineers (IEEE)....(Continued)  Continue Reading

  • November 06, 2006 06 Nov'06

    MIMO (multiple input, multiple output)

    MIMO (multiple input, multiple output) is an antenna technology for wireless communications in which multiple antennas are used at both the source (transmitter) and the destination (receiver).  Continue Reading

  • November 06, 2006 06 Nov'06

    wireless backhaul

    Wireless backhaul is the use of wireless communications systems to get data from an end user to a node in a major network such as the Internet or the proprietary network of a large business, academic institution or government agency... (Continued)  Continue Reading