1,887 research outputs found

    Application of Smartphone Technology in the Management and Treatment of Mental Illnesses

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    Abstract: Background: Mental illness continues to be a significant Public Health problem and the innovative use of technology to improve the treatment of mental illnesses holds great public health relevance. Over the past decade telecommunications technology has been used to increase access to and improve the quality of mental health care. There is current evidence that the use of landline and cellular telephones, computer-assisted therapy, and videoconferencing can be effective in improving treatment outcomes. Smartphones, as the newest development in communications technology, offer a new opportunity to improve mental health care through their versatile nature to perform a variety of functions. Methods: A critical literature review was performed to examine the potential of smartphones to increase access to mental health care, reduce barriers to care, and improve patient treatment outcomes. The review was performed by searching several electronic databases using a combination of keywords related to smartphones and mental health interventions using mobile devices. Literature concerning the use of cell phones, handheld computers, and smartphones to improve access to mental health care and improve treatment outcomes was identified.Results: The majority of studies identified were feasibility and pilot studies on patients with a variety of diagnosed mental illnesses using cell phones and PDAs. Authors report that most study participants, with some exceptions, were capable of using a mobile device and found them acceptable to use. Few studies extensively measured treatment outcomes and instead reported preliminary results and presented case illustrations. Studies which used smartphones successfully used them collect data on patients and deliver multimedia interventions. Discussion: The current literature offers encouraging evidence for the use of smartphones to improve mental health care but also reflects the lack of research conducted using smartphones. Studies which examine care provider use of smartphones to improve care is encouraging but has limited generalizability to mental health care. The feasibility of patient use of smartphones is also encouraging, but questions remain about feasibility in some sub-populations, particularly schizophrenia patients. Pilot testing of mobile devices and applications can greatly increase the feasibility of using smartphones in mental health care. Patients who are unfamiliar with smartphones will likely need initial training and support in their use. Conclusion: The literature identified several ways in which smartphones can increase access to care, reduce barriers, and improve treatment outcomes. Study results were encouraging but scientifically weak. Future studies are needed replicating results of studies using cell phones and PDAs on smartphones. Larger and higher quality studies are needed to examine the feasibility, efficacy, and cost-effectiveness of smartphones to deliver multiple component interventions that improve access to mental health care and improve treatment outcomes

    Automatic frequency assignment for cellular telephones using constraint satisfaction techniques

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    We study the problem of automatic frequency assignment for cellular telephone systems. The frequency assignment problem is viewed as the problem to minimize the unsatisfied soft constraints in a constraint satisfaction problem (CSP) over a finite domain of frequencies involving co-channel, adjacent channel, and co-site constraints. The soft constraints are automatically derived from signal strength prediction data. The CSP is solved using a generalized graph coloring algorithm. Graph-theoretical results play a crucial role in making the problem tractable. Performance results from a real-world frequency assignment problem are presented. We develop the generalized graph coloring algorithm by stepwise refinement, starting from DSATUR and augmenting it with local propagation, constraint lifting, intelligent backtracking, redundancy avoidance, and iterative deepening

    A Brief History of Mobile Telecommunication in Europe

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    Since the introduction of mobile telephony in the early fifties in Europe, US and Japan the demand for this service exploded. It seems that the latent demand for mobile telecommunication services for decade's continued to be very strong. Since the introduction of cellular technology the capacity of the services increasingly became able to meet the massive demand. Next and future generations of mobile telecommunication technologies bring increased transmission speed and more versatile services. This forces network operators to organise multi- sourced information flows supplied by service providers to increase the network effect of the system instead of providing the network infrastructure and leave the content to the users as in pure voice telephony. The drivers and inhibitors behind the emergence and recent developments of mobile telecommunications systems in Europe are highlighted in this paper. Liberalisation of the telecom markets in Europe drove new entrants to the market and curbed excessive pricing. However, in recent years the lack of challenging service is the main cause for the wavering development of newer generations of mobile telecommunication services.Telecommunications, Market Structure, Production, Pricing, Technological Change, Economic History, Europe

    mHealth Engineering: A Technology Review

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    In this paper, we review the technological bases of mobile health (mHealth). First, we derive a component-based mHealth architecture prototype from an Institute of Electrical and Electronics Engineers (IEEE)-based multistage research and filter process. Second, we analyze medical databases with regard to these prototypic mhealth system components.. We show the current state of research literature concerning portable devices with standard and additional equipment, data transmission technology, interface, operating systems and software embedment, internal and external memory, and power-supply issues. We also focus on synergy effects by combining different mHealth technologies (e.g., BT-LE combined with RFID link technology). Finally, we also make suggestions for future improvements in mHealth technology (e.g., data-protection issues, energy supply, data processing and storage)

    Bonneville International v. Utah State Tax Commission : Addenda

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    ADDENDUM TO BRIEF OF PETITIONER Petition for Review of the Final Order of the Utah State Tax Commissio

    The Murray Ledger and Times, October 17, 1997

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    The Unprecedented Assimilation of Mobile Telephony in Ireland: a Phenomenon of the Celtic Tiger Era or a Result of Cultural Traits?

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    Following the universal acceptance of mobile telephony the once elitist gadget has become an indispensable democratic tool of everyday communications over the last three decades. Controversially, this thesis illustrates that its level of both adoption and usage did not develop in a similar homogenous pattern in selected OECD countries. In particular, the Irish performance is rather astonishing given the speed of adoption as well as the exceptional high revenue figures achieved by the wireless operators. Consequently, this work determines a selection of factors that drive and encourage both the adoption and usage of cellular telephony in Ireland. The Irish experience is examined in the light of Rogers‘ theory of adoption and diffusion of innovation and demonstrates that domestic socio-economic factors such as the traditional Irish family structure helped the adoption process as did its young demography following the launch of prepaid services. Similarly, historic events such as emigration and the policy of attracting overseas companies to settle in Ireland created traits of a cosmopolite and open economy society whereas the civil war and governmental policies hindered the adequate rollout of the PSTN which resulted in a migration towards cellular telephony. Significantly, by deploying a linear regression model this thesis showed that Hofstede‘s cultural dimension of uncertainty avoidance correlates the most with mobile telephony adoption. Controversially, while this dimension is generally link with protestant cultures this finding is rather contradictive when recalling Ireland‘s tradition of Catholicism and puts a long-cherished stereotype associated with Ireland into question. It was further demonstrated that the Irish benefited from their selection of the global TACS standard that promised economies of scale and subsequently reasonable-priced equipment. Due to this selection the incumbent establish some form of international roaming, which was a novelty outside the NMT system sphere at the time. With regard to the exceptional revenue figures which were seen as a result of a ‗rip-off‘ policy by the wireless carriers this thesis found proof that they were in fact a consequence of the Irish‘s enthusiastic mobile phone usage rather than a product of over-charging. It was further demonstrated that the stereotype of the talkative Irish is profound in their legacy of story-telling as well as a consequence of the British suppression when the mother tongue was used to both conserve and keep their culture alive. Following the independence from their occupiers this regained freedom can easily be observed by the extensive rate of speech and ‗pirate‘ radio broadcastings. Altogether, it was shown that the Irish society resonate most fortune with the adoption of an innovation such as mobile telephony. Therewith, underpinning the relevance of cultural and social factors in addition to traditional solely economic and marked-orientated models

    The Murray Ledger and Times, October 22, 1997

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