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- Motorola Case Study: Glanbia Foods
- Glanbia Foods has implemented Symbol Technologies' TaskMaster enhanced operations control product in its cheese distribution centre in Oswestry, Shropshire. Glanbia upgraded from their previous narrowband system to the latest WLAN technology, in order to take advantage of TaskMaster's ability to link to the company's enterprise -wide SAP system in real...
- Tags: Symbol Technologies Inc., Narrowband, Timescale, Motorola Inc., Glanbia Foods
- Case studies 2008-01-01
- Coexistence Issues in Cognitive Radios Based on Ultra-Wide Bandwidth Systems
- This paper discusses the basic concepts underlying Cognitive Radio CR and investigates the Ultra Wide Bandwidth UWB technology as one of the enabling transmission techniques for the implementation of CR systems. Firstly, the paper proposes an analytical methodology to assess the interference impact and coexistence issues between NarrowBand NB and...
- Tags: Radio, IEEE, Narrowband
- White papers 2006-05-23
- Distributed Image-Sensor Web Management for Bandwidth Constrained Environments
- Remote and in situ observation is an essential ingredient of understanding of the Earth and its processes. Observed data greatly improve the ability of Earth and Environmental scientists to model and predict various events and patterns which transpire in the environment and around the globe. Unmanned aircraft, with onboard instruments...
- Tags: California State University, Earth, Bandwidth, Environment, Imaging, Narrowband, Document Management, Enterprise Software, Software, Finance, Managerial Accounting
- White papers 2006-05-09
- Ultra Wide Bandwidth Communications Towards Cognitive Radio
- Cognitive Radio CR is an emerging approach for a more flexible usage of the precious radio spectrum resources. This paper introduces the basic concepts underlying Cognitive Radio. After the definition of a possible scenario, the paper discusses Ultra Wide Bandwidth UWB technology as one of the transmission techniques suitable for...
- Tags: Radio, Narrowband, Cognitive Radio, Advertising & Promotion, Marketing
- White papers 2005-09-22
- Interpolation-Based QR Decomposition in MIMO-OFDM Systems
- The extension of multiple-input multiple-output MIMO sphere decoding from the narrowband case to wideband systems based on orthogonal frequency division multiplexing OFDM requires the computation of a QR decomposition for each of the data-carrying OFDM tones. Since the number of data-carrying tones ranges from 48 (as in the IEEE 802.11a/g...
- Tags: ETH Zurich, Decomposition, Narrowband, MIMO-OFDM, OFDM, Wireless
- White papers 2005-04-30
- Trunked IP25 Infrastructure Systems
- First responders need a secure, reliable, and flexible Project 25 trunked communication system. EFJohnson's Trunked IP25 Infrastructure System is a Project 25 compliant trunked system that is designed specifically for public safety and homeland security, and utilizes Voice over Internet Protocol VoIP for system integration. Trunked IP25 provides a trunked...
- Tags: Narrowband, EFJohnson, Homeland Security, Government
- White papers 2005-05-01
- MIMO-OFDM
- The growing demand of multimedia services and the growth of Internet related contents lead to increasing interest to high speed communications. The requirement for wide bandwidth and flexibility imposes the use of efficient transmission methods that would fit to the characteristics of wideband channels especially in wireless environment where the...
- Tags: Helsinki University, Narrowband, MIMO-OFDM, OFDM, Wireless
- White papers 2005-02-03
- Enhanced Tracking for Fresh Produce Terminals
- The Fresh Produce Terminal FPT operates three fruit exporting terminals around South Africa - in Cape Town, Port Elizabeth and Durban - and one in Maputo, Mozambique. With an ageing wireless infrastructure based on narrowband radio protocols which was unable to guarantee complete coverage of the site and handheld computing...
- Tags: Symbol Technologies Inc., Narrowband, Handheld Computing, Fresh Produce Terminal, Sales Tools, Handhelds, Sales, Hardware
- Case studies
- Five Reasons to Adopt Layer 2 Ethernet Switching Over DWDM Networks Now
- A new network is emerging for delivering media-rich and bandwidth-hungry content, applications and services. Traditional SONET Synchronous Optical NETwork/SDH Synchronous Digital Hierarchy architectures, developed for the narrowband world of a generation ago, are overloaded. Such practices as stacking SONET/SDH rings to increase capacity are complex and costly, while Ethernet-over-SONET/SDH protocol...
- Tags: Layer 2, SONET, DWDM, Narrowband, Optical Networking, Fiber Optics, Networking, Telecommunications
- White papers 2006-11-08
Additional Resources
- On the Characterization of Bluetooth Scatternet Topologies
- Bluetooth is an emerging short range, wireless networking standard. Using Bluetooth communication interfaces, a collection of devices can interconnect to form a scatternet. A set of n nodes can be organized into a scatternet in many different ways. This is in contrast to the classical narrowband packet radio networks or...
- Tags: Topology, Bluetooth, Wi-Fi, Wireless
- White papers
- Space-Frequency Coded Broadband OFDM Systems
- Space-time coding for fading channels is a communication technique that realizes the diversity benefits of multiple transmit antennas. Previous work in this area has focused on the narrowband flat fading case where spatial diversity only in available. This paper investigates the use of space-coding in OFDM-based broadband systems where both...
- Tags: Stanford University, Broadband, OFDM, Broadband Internet, Network Technology, Telecommunications, Wireless, Networking
- White papers
- Digital Transmission: Carrier-To-Noise, Signal-To-Noise & Modulation Error Ratio
- This paper provides a background on several signal quality metrics applicable to CMTS and cable network operation and how they relate to overall performance. The CMTS upstream SNR and cable modem or STB downstream SNR estimates are explained. Noise, as discussed in this paper and unless defined otherwise, refers to...
- Tags: Cable Network, Noise, Cable, Network Technology, Tv & Home Theater, Telecommunications, Personal Technology, Networking
- White papers 2006-11-01
- Scale-Lag Diversity Reception in Mobile Wideband Channels
- This paper considers the effect of mobility on a wideband Direct Sequence Spread Spectrum DSSS communication system, and study a scale-lag Rake receiver capable of leveraging the diversity that results from mobility. A wideband signal has a large bandwidth-to center frequency ratio, such that the typical narrowband Doppler spread assumptions...
- Tags: UWB, Channel, Mobile, Radio Frequency, Ohio State University, Ultrawideband (UWB), Advertising & Promotion, Network Technology, Wireless, Marketing, Networking
- White papers
- Customized MPLS Training Meets Tight Time Demand for Canadian Network Solutions Provider
- Headquartered in Canada, the NSP designs, implements, and maintains narrowband and broadband consolidated voice, data, and video networks for some of the world's leading carriers and service providers, often under extremely tight timeframes. NSP's team of ten network engineers and administrators needed to develop immediate expertise in MPLS technology. In...
- Tags: Network Solutions Inc., Global Knowledge Network Inc., MPLS, NSP, Network Technology, Networking
- Case studies
- Joint Scale-Lag Diversity in Mobile Wideband Systems
- This paper considers the effect of mobility on a wideband Direct Sequence Spread Spectrum DSSS communication system, and study a scale-lag Rake receiver capable of leveraging the diversity that results from mobility. A wideband signal has a large bandwidth-to-center frequency ratio, such that the typical narrowband Doppler spread assumptions do...
- Tags: Mobile, Ohio State University, Mobility, Advertising & Promotion, Marketing
- White papers 2007-03-20
- New Vertical Markets for Satellite Broadband Solutions
- Beyond basic Internet/Intranet access services, satellite broadband technologies are currently being deployed in new vertical markets such as wide-area governmental/defense networks, mission-critical networks for public services (public safety, e-health, e-education), and cellular backhauling. All these markets share a common and simple need, i.e. instant access to high data rate (up...
- Tags: Broadband, Satellite Broadband, Satellite, Alcatel, Network Technology, Broadband Internet, Networking, Telecommunications
- White papers 2006-05-01
- Wireless Home Networks - DECT, Bluetooth, HomeRF, and Wireless LANs
- A wireless home network is an intriguing alternative to phone line and power line wiring systems. Wireless home networks provide all the functionality of wireline networks without the physical constraints of the wire itself. They generally revolve around either IR or radio transmissions within your home. Radio transmissions comprise of...
- Tags: Wireless Home Network, LAN, Network, Home Network, Radio, Bluetooth, WLAN, HomeRF, Wi-Fi, Home Networking, Wireless, Networking, Personal Technology
- White papers 2001-03-21
- On MIMO Signal Processing for Adaptive W-CDMA and OFDM Wireless Transceivers
- This paper considers wideband extensions of narrowband signal processing techniques for MIMO wireless transceivers. The extensions are applied and analyzed on commonly used wideband systems such as W-CDMA and OFDM. The paper focuses on signal processing techniques for channel estimation and correction, including pilot-aided and decision-directed LMS-based adaptive estimation. Simulation...
- Tags: W-CDMA, Signal Processing, MIMO, OFDM, Cellular Phones, Wireless, Consumer Electronics, Personal Technology
- White papers 2004-12-23
- Sound Grinder (zip)
- Sound Grinder is a highly efficient batch conversion audio utility for professionals and hobbyists alike. It features support for many of the most popular audio formats including: AIFF, AMR Narrowband, AU, FLAC, MP3, OGG Vorbis, Quicktime Movie, Sound Designer II, and BWAV. Sound Grinder also incorporates Rapid Convert and Droplets,...
- Tags: Monkey Tools, Digital Rights Management (DRM), Apple Mac OS X, Apple Mac OS, Digital Music, Digital Media, Operating Systems, Security, Software, Personal Technology, Consumer Electronics
- Software downloads 2008-02-22
- On the Design of Robust Multiband OFDM Ultra-Wideband Receivers
- This paper analyzes the effects of NarrowBand Interferences NBI on the performance of a Multi-Band Orthogonal Frequency Division Multiplexing (MB-OFDM) Ultra-WideBand UWB receiver and proposes efficient schemes for signal reception and extraction of information in the presence of NBI. A study to assess the effects of NBI on the quantization...
- Tags: UWB, Texas A&M University, NBI, Ultrawideband (UWB), Wireless
- White papers 2005-10-14
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