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mobile system communications

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Leading Oil Company Ensures Availability of Critical IT Systems

whitepaper In addition, the company has increased overall network security, improved communications for mobile users and contractors, and streamlined project management. To operate effectively, the company relies on IT systems that monitor 24-hour production...

Tags: high availability

[16 May 2008]

Luxury Hotel Boosts Competitive Edge Through Cutting-Edge Communications

whitepaper The Nortel Wireless LAN 2300 Series enables mobile communications. Hotel Schloss Velden wanted to transform this luxury hotel by combining its traditional, elegant styling with state-of-the-art communications solutions.

Tags: voip - ip telephony

[15 May 2008]

Cisco Unity Unified Messaging: Voice and Unified Messaging for Today's Business Workspace

whitepaper Cisco Unified Communications Solutions unify voice, video, data, and mobile applications on fixed and mobile networks, delivering a media-rich collaboration experience across business, government agency, and institutional workspaces.

Tags: voip - ip telephony

[14 May 2008]

Seamless Roaming: Advantages to Mobile Operators and Their Subscribers

whitepaper Seamless roaming enables a mobile operator's data subscribers to remain continuously connected as they cross network boundaries and use different radio access networks, including Wi-Fi, General Packet Radio Service (GPRS), Code Division Multiple...

Tags: operator, radio, wi fi, packet

[11 Apr 2008]

Proposal of Adaptive Downlink Modulation Using OFDM and MC-CDMA for Future Mobile Communications System

whitepaper In this paper, an adaptive downlink modulation using OFDM and MC-CDMA is presented for maximizing the system capacity and actualizing QoS (Quality of Service) control of future mobile communications. To meet the strong demand for broadband...

Tags: mobile - wireless communications, capacity, mobile communications, system capacity

[10 Apr 2008]

OFDM Code-Division Multiplexing With Pre-Equalization for Mobile Communications

whitepaper The code-division multiplexing (CDM) component within an orthogonal frequency-division multiplexing (OFDM) system enables additional diversity in frequency- and time-selective mobile radio channels. In this paper, the potential of orthogonal...

Tags: mobile - wireless communications, channels, pre, division

[10 Apr 2008]

An Integrated OFDM Receiver for High-Speed Mobile Data Communications

whitepaper This paper presents the system design of an integrated receiver for the next generation high-speed mobile data communications based on OFDM. An overview of the OFDM system suitable for mobile communications is described.

Tags: modems, ofdm, offset, ofdm system

[10 Apr 2008]

Symbian OS Version 7.0 Functional description

whitepaper Symbian OS includes a robust multi-tasking kernel, integrated telephony support, communications protocols, data management, advanced graphics support, a low-level graphical user interface framework and a variety of application engines.

Tags: mobile - wireless communications, mobile phones, os, symbian os

[10 Apr 2008]

Carrier Seperated OFDM Systems for Multiaccess Wireless Communications

whitepaper A carrier separated OFDM system is proposed to support high data rates in mobile multiple access environments. The performance is comparable to that of a frequency hopped OFDM system. While promising robustness against multipath fading, the...

Tags: modems, carrier, rates, complexity

[10 Apr 2008]

Successive Interference Cancellation Algorithms for Downlink W-CDMA Communications

whitepaper In this paper, successive intracell interference cancellation (IIC) of the wideband-code division multiple access (W-CDMA) signal at the mobile unit is considered. Three new interference cancellation techniques suitable for the downlink of any CDMA...

Tags: tdma - cdma, interference, code, spreading

[10 Apr 2008]

Photos: Smart posters and the 'seeing eye phone'

Photo Near field communications (NFC) technology company Innovision, has been showing off its vision of a future where low-cost stick-on NFC tags can turn any object into a 'smart object' - allowing mobile users to 'physically browse' their environment...

Tags: touch, rfid, nfc

[04 Apr 2008]

Generic Access Network Dual-Mode Services: Architectural and Security Implications

whitepaper The introduction of dual-mode handsets, which support both Global System for Mobile Communications (GSM) and Wi-Fi, provides mobile operators with a new opportunity to accelerate their customers' adoption of mobile services.

Tags: access technologies

[03 Apr 2008]

Microsoft Teams With LG-Nortel for Unified Communications Voice Solutions

whitepaper The development, engineering, marketing, and sales teams at LG-Nortel, a Microsoft Gold Certified Partner, are working with counterpart teams at Microsoft to bring new, dynamic, unified communications devices to market.

Tags: voip - ip telephony

[03 Apr 2008]

Unified Communications Pocket Guide

whitepaper This comprehensive guide, intended for technical IT staff, voice system managers, and CIOs, provides a complete introduction and expert guidance to enable the successful deployment and management of a Unified Communications (UC) solution in the...

Tags: remote access - ra servers, deployment, enable, productivity

[02 Apr 2008]

Unified Communications Pocket Guide

whitepaper This comprehensive guide, intended for technical IT staff, voice system managers, and CIOs, provides a complete introduction and expert guidance to enable the successful deployment and management of a Unified Communications (UC) solution in the...

Tags: deployment, guide, components, expert

[02 Apr 2008]

Engineering Firm Builds Mobile Tracking Technology For Romanian Postal Workers

whitepaper CASON Engineering provides real-time monitoring and communications technology for critical industrial applications. In 2007, G4S, the world's leading security services firm, contracted the company to create a new location-aware monitoring system...

Tags: application servers

[02 Apr 2008]

The Weekly Round-Up: 28.03.08

Round-Up The airline is spending a cool $27m kitting out its entire fleet of planes with an in-flight mobile communications system. The first travel-themed report of the week is news that Ofcom has waved a couple of table tennis racquets in the air and...

Tags: ofcom, wi-fi, train, plane

[28 Mar 2008]

Get flexible, keep staff - it works for the OFT

News The organisation uses the GSi Remote Worker Service from Cable & Wireless to ensure it complies with the Communications Electronics Security Group (the information assurance arm of GCHQ) rules on secure remote connectivity to government networks.

Tags: oft, home working, c&w, connectivity

[18 Mar 2008]

Voice Over Internet Protocol (VoIP) for Unified Messaging

whitepaper Professionals can take advantage of UM over VoIP with software, a broadband connection, a communications headset and either a laptop, personal computer, PDA or mobile phone. Collecting messages from a VoIP-based messaging system also reduces the...

Tags: voip - ip telephony

[12 Mar 2008]

Five weird ways to bridge the digital divide

News The UN's comms agency, the International Telecommunications Union, is touting the importance of satellite technology in bridging the world's communications divide - as it can offer high-capacity transmission capabilities over wide areas, and...

Tags: broadband, satellite, wimax, spectrum

[06 Mar 2008]

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