Recommendation ITU-R P.533 Gets a Re-write (White Paper)
This new implementation of the HF module Recommendation ITU-R P.533-9 brings both ICS Telecom and HTZ Warfare applications up to date. This White Paper reviews the new implementation and gives a … |
436kB |
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Mobile LTE Network Design (White Paper)
Currently, UMTS networks worldwide are being upgraded to High Speed Downlink Packet Access (HSDPA) in order to increase data rate and capacity for downlink packet data. The next phase, High Speed … |
2.9MB |
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Mobile WiMAX - from OFDM-256 to S-OFDMA (White Paper)
This paper covers a variety of subjects including features of mobile WiMAX, OFDMA basics, radio planning mobile WiMAX, SISO, MISO, SIMO & MIMO schemes plus much more … |
5.26MB |
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On Spectrum Usage Rights (White Paper)
This White Paper explores the concepts of Spectrum Usage Rights (SURs) as a means of managing interference experienced by a victim spectrum user as the result of actions by one or … |
2.66MB |
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Business Modelling of Radio Systems (White Paper)
It is essential that network operator organisations allow their accountants to appraise future wireless network developments. This appraisal must determine the cost of deployment and the revenue this deployment will … |
3.55MB |
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Mobile to Mobile Communications (White Paper)
Much work has been done on base station to mobile communications, where the link topology is such that the base station is typically much higher than the mobile. However, there is … |
660kB |
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On the Design and Roll Out of Radiocommunications Networks (White Paper)
There is a stark difference between design and deployment methods for public cellular and private networks such as those for public safety. The former places and configures sites to quickly gain … |
1.23MB |
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The Application of Modern Communications Electronic Warfare Mission Planning Support Tools in the Battlespace (White Paper)
Communications electronic warfare missions require careful planning if the mission objectives are to be achieved in the optimum manner. This white paper outlines the practical aspects that should be included. … |
3.06MB |
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Integration of radio planning capabilities (White Paper)
In the past, radio planning has been a distinct business activity within organisations, often only loosely connected with the operational part of the business. Given the planning tasks and technology available … |
468kB |
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Area prediction tools used for site planning of fixed link networks (White Paper)
Radio propagation prediction tools have been long used for analysing links between nodes in fixed wireless networks and for relays used to link two mobile radio network base stations together. However, … |
1.77MB |
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Interference minimisation in the battlespace (White Paper)
The ability to be able to communicate in the battlespace has always been key but increasingly spectrum usage has grown to encompass an ever greater number of applications, ranging across a … |
0.88MB |
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Radio Planning Projects - a multi-discipline activity (White Paper)
Engineers are often keen to dive into the technical aspects of a project, and sometimes this comes at the expense of the wider aspects of the project as a whole. A … |
0.91MB |
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WiMAX: Getting from base station to subscriber: exploring the planning myths (White Paper)
There is a huge body of knowledge in propagation modelling built up over the past sixty years and yet many vendors and others insist that this is not sufficient to effect … |
2.06MB |
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National Autonomy in the use of spectrum in the UK (White Paper)
National Automony in the use of spectrum in the UK - An investigation on behalf of OfcomThe objective of the National Autonomy study was to develop an understanding of the extent … |
376kB |
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National Autonomy in the use of spectrum in the UK (White Paper)
National Automony in the use of spectrum in the UK - An investigation on behalf of OfcomThe objective of the National Autonomy study was to develop an understanding of the extent … |
117kB |
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National Autonomy in the use of spectrum in the UK (White Paper)
National Automony in the use of spectrum in the UK - An investigation on behalf of OfcomThe objective of the National Autonomy study was to develop an understanding of the extent … |
150kB |
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National Autonomy in the use of spectrum in the UK (White Paper)
National Automony in the use of spectrum in the UK - An investigation on behalf of OfcomThe objective of the National Autonomy study was to develop an understanding of the extent … |
736kB |
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National Autonomy in the use of spectrum in the UK (White Paper)
National Automony in the use of spectrum in the UK - An investigation on behalf of OfcomThe objective of the National Autonomy study was to develop an understanding of the extent … |
130kB |
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National Autonomy in the use of spectrum in the UK (White Paper)
National Automony in the use of spectrum in the UK - An investigation on behalf of OfcomThe objective of the National Autonomy study was to develop an understanding of the extent … |
68kB |
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Slides and paper from the 4th Annual Wireless Broadband Forum (White Paper)
4th Annual Wireless Broadband Forum14-17th November 2005, Cambridge, UKThe Wireless Broadband Forum was the official annual conference for the Broadband Wireless Association (BWA). The forum addressed both business and technical … |
534kB |
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Slides and paper from the 4th Annual Wireless Broadband Forum (White Paper)
4th Annual Wireless Broadband Forum14-17th November 2005, Cambridge, UKThe Wireless Broadband Forum was the official annual conference for the Broadband Wireless Association (BWA). The forum addressed both business and technical … |
2.13MB |
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Slides and paper from the 4th Annual Wireless Broadband Forum (White Paper)
4th Annual Wireless Broadband Forum14-17th November 2005, Cambridge, UKThe Wireless Broadband Forum was the official annual conference for the Broadband Wireless Association (BWA). The forum addressed both business and technical … |
4.37MB |
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Slides and paper from the 4th Annual Wireless Broadband Forum (White Paper)
4th Annual Wireless Broadband Forum14-17th November 2005, Cambridge, UKThe Wireless Broadband Forum was the official annual conference for the Broadband Wireless Association (BWA). The forum addressed both business and technical … |
2.51MB |
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Slides and paper from the 4th Annual Wireless Broadband Forum (White Paper)
4th Annual Wireless Broadband Forum14-17th November 2005, Cambridge, UKThe Wireless Broadband Forum was the official annual conference for the Broadband Wireless Association (BWA). The forum addressed both business and technical … |
0.93MB |
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Slides and paper from the 4th Annual Wireless Broadband Forum (White Paper)
4th Annual Wireless Broadband Forum14-17th November 2005, Cambridge, UKThe Wireless Broadband Forum was the official annual conference for the Broadband Wireless Association (BWA). The forum addressed both business and technical … |
2.98MB |
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Slides and paper from the 4th Annual Wireless Broadband Forum (White Paper)
4th Annual Wireless Broadband Forum14-17th November 2005, Cambridge, UKThe Wireless Broadband Forum was the official annual conference for the Broadband Wireless Association (BWA). The forum addressed both business and technical … |
5.43MB |
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Slides and paper from the 4th Annual Wireless Broadband Forum (White Paper)
4th Annual Wireless Broadband Forum14-17th November 2005, Cambridge, UKThe Wireless Broadband Forum was the official annual conference for the Broadband Wireless Association (BWA). The forum addressed both business and technical … |
4.77MB |
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Base station to subscriber - modelling a WiMAX network (White Paper)
The search for new propagation modelling methods for WiMAX networks is largely a waste of time and effort, this paper asserts. Claims by many vendors that existing knowledge of propagation modelling … |
1.38MB |
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Customisation of standard tools - the key to improving efficiency (White Paper)
Performance out of the BoxMost of our customers know that ATDI’s suite of standard radio planning and spectrum management tools provide comprehensive capabilities from the second that they are installed. With … |
483kB |
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Network planning and regulation: New paradigms to address a new FWA age (White Paper)
Technology used in fixed wireless access base station and customer premises equipment has changed in the past two years replacing single channel modulation schemes with those using multi-channel and spread spectrum … |
620kB |
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Deterministic in-filling of mobile networks in urban areas (White Paper)
This write up outlines ATDI’s competence and tools used to fill in mobile network coverage. This paper augments the papers and Powerpoint presentation completed showing how fill-in can be achieved for … |
0.82MB |
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Analysis of a quality of service algorithm for wide area private mobile radio systems (White Paper)
This paper concerns the analysis of an algorithm used for assigning frequencies to non-cellular non-trunked private mobile radio (PMR) systems[1]. The PMR assignment algorithm was first put forward by D.F Bacon … |
0.99MB |
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Interference minimisation in the battlespace (White Paper)
The ability to be able to communicate in the battlespace has always been key, but increasingly spectrum usage has grown to encompass an ever greater number of applications, ranging across a … |
1.47MB |
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Interference models versus planning models - a brief comparison (White Paper)
The selection of an appropriate propagation model for a particular activity is sometimes a difficult one, and it can cause confusion. This brief paper does not seek to identify which models … |
604kB |
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TETRA networks, co-existence of airborne and terrestrial users (White Paper)
The use of aircraft, mainly helicopters, by police forces has increased over the last twenty years. The police regard them as excellent tools in fighting crime. In the past, communications between … |
432kB |
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Methods for determining sterlisation/protection area and its effect on frequency re-use in mobile systems (White Paper)
Methods of re-using frequencies in mobile systems where at least the infrastructure is fixed are well established. This paper looks at a slightly different scenario, where it is known that elements … |
1.81MB |
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An appraisal of propagation modelling methods for point-point and point-multipoint microwave networks in the bands 2.3GHz to 42GHz (White Paper)
Our interest today is not the transmission methods used in this network but the conditions that these radio links experience. Both BWA and backhaul radio use the frequency bands from 2.3GHz … |
611kB |
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Communications at the battle of Arnhem: A modern day technical analysis (White Paper)
It is well documented that communications during the Battle of Arnhem were difficult. From experience during previous campaigns using the proposed equipment, they were predicted to be difficult. They did however … |
1.1MB |
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Network modelling in technology choice (White Paper)
We have seen that as yet there are no standards in BFWA – although some are emerging – though there are technology groupings, (perhaps into single carrier and multi-carrier) and we … |
453kB |
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Developing network objectives (White Paper)
We have now seen a plethora of licence applications, network designs and more recently deployments. Despite several excellent papers at conferences over the past year and despite methodologies put forward by … |
0.94MB |
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Communications in EW (White Paper)
Great importance is placed on the performance of radio intercept receivers, direction finders and communications jamming equipment, and rightly so. A key feature determining mission success, however, is the physics of … |
338kB |
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Maximising communications electronic warfare efficiency (White Paper)
Many of the other speakers in this conference have focussed on hardware implementations for electronic warfare equipment. My presentation is slightly different insofar that I will not talk so much about … |
1.01MB |
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Radio planning and the trunked network (White Paper)
Radio planning is of course one of those ‘techi’ activities that managers, accountants and marketers might need someone to consider at some stage but certainly not something that they should involve … |
490kB |
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Radio planning and the management of risk in network deployment (White Paper)
When I first started planning wireless access networks the technology was DECT at 1.8GHz. The market quickly changed to what today would be considered narrow-band systems in 3.5GHz and then latterly … |
498kB |
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GSM / 3G auto planning (Case Study)
When operators and investors consider starting down the road of network building, they need considerable information to prove their business plan and persuade their spectrum regulator to provide sufficient allotment. This … |
567kB |
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Wiltshire Air Support and the use of their radio network (Case Study)
The Wiltshire Air Support Unit is based at Police HQ in Devizes. From this location they can reach any part of Wiltshire within 15 minutes of take-off. They work with both … |
621kB |
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Development of a bespoke component for integration into a major spectrum management system (Case Study)
A major military customer required a special spectrum management system to meet some unique frequency assignment and allotment needs for military deployments. ATDI worked as technical specialists with a major defence … |
275kB |
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Broadband wireless access (Case Study)
Broadband wireless access is a technology or service that has apparent utility but since the early days of narrow band forerunners it has been searching for a business plan that works … |
307kB |
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