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Mobile Telephony

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DEFINITION: For a printable "Words-To-Go" version of this glossary, grouped by generation, click here. AMPSAdvanced mobile phone service is a standard for analog signal cellular telephone service in the United States and is also used in other countries. It is based on the initial electromagnetic radiation spectrum allocation for cellular service by the Federal Communications Commission (FCC) in 1970.  … 
Definition continues below.
Mobile TelephonyMultimedia (View All Report Types)
 
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PODCAST: In this three-part series podcast, hear from an industry expert as he discusses what's new with Windows Phones. Uncover why Windows Phones on Exchange server is the best mix for your enterprise and key advantages of leveraging business applications through Windows Phones.
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Case study: How the NEC gained high-density Wi-Fi coverage
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WEBCAST: This video case study explores how the right Wi-Fi solution has allowed the National Exhibition Centre (NEC) – an event and conference venue with 2.1 million annual visitors – to provide wireless connectivity to thousands of concurrent heavy-bandwidth users.
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HP and United: Teaming together for a successful migration
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WEBCAST: In this brief video case study, learn how United Airlines achieved a quick IT migration of a large size and scale – all without impact from a technology perspective.
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TRIAL SOFTWARE: IBM Lotus Notes and Domino Administrator clients nurture communication and real-time connections to form the backbone of a simplified, security-rich, and real-time work environment designed to foster an increase in knowledge sharing, business insight and productivity.
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VIDEOCAST: This video case study showcases a physician's practice implementing a phone system and reducing time required for appointment reminder calls from four hours to 15 minutes per day and achieving efficient contact with insurance companies.
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IBM Service Management for Communication Service Providers
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MOBILE TELEPHONY DEFINITION (continued): …  AMPS allocates frequency ranges within the 800 and 900 MHz spectrum to cellular telephone. D-AMPS is the 2G version of this technology. AMPS uses cellular digital packet data (CDPD) to transfer data using unused bandwidth, at speeds up to 19.2 Kbps. Major carrier support for AMPS is likely to end in the US in 2008.CDMACode-division multiple access is a form of multiplexing, which allows numerous signals to occupy a single transmission channel, optimizing the use of available bandwidth. CDMA employs analog-to-digital conversion (ADC) in combination with spread spectrum technology. The technology … 
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