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Citywide wireless fidelity (WiFi) offers an opportunity for municipalities and BISPs to break through the duopoly broadband market structure that is prevalent in the US. Although municipal WiFi offers low deployment cost, short building time, high capacity, and wide coverage, the competition...
Persistent link: https://www.econbiz.de/10009428884
Wireless ad hoc and sensor networks have received attention from research communities over the last several years. The ability to operate without a fixed infrastructure is suitable for a wide range of applications which in many cases require protection from security attacks. One of the first...
Persistent link: https://www.econbiz.de/10009428852
Wireless communications rely on access to radio spectrum. With a continuing proliferation of wireless applications and services, the spectrum resource becomes scarce. The measurement studies of spectrum usage, however, reveal that spectrum is being used sporadically in many geographical areas...
Persistent link: https://www.econbiz.de/10009428890
One of the major areas for research and investment related to the Internet is the provision of quality of service (QoS). We remain confident that in the not-to-distance future, QoS will be introduced not only in private networks but in the whole Internet. QoS will bring some new features into...
Persistent link: https://www.econbiz.de/10009428948
Voice over IP (VoIP) uses the existing data networks to support voice services. It has a broad appeal in that it is currently unregulated and calls can be placed free of cost to any part of the globe. The integration of voice traffic with data traffic opens up opportunities for new revenue...
Persistent link: https://www.econbiz.de/10009428949
The growing interest from telecommunication services providers to offer wireless based services has spurred an also growing demand for wireless spectrum. This has made the tasks related to spectrum management more complicated, especially those related to the allocation of spectrum between...
Persistent link: https://www.econbiz.de/10009428953
In this study I investigate how a firm's corporate strategic action portfolios, defined as bundles of key corporate strategic actions, relate to deregulatory and technological changes, and to firm performance. I hypothesize that frequency and variety of a firm's corporate strategic action...
Persistent link: https://www.econbiz.de/10009428911
This dissertation examines a natural signaling mechanism in a two-sided matching market between firms and workers. We consider a basic game of incomplete information. Each agent knows her own preferences over matches, but uncertain about other agent preferences. Each worker can send a limited...
Persistent link: https://www.econbiz.de/10009449999