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29 Feb 2008: mobile setting, as mobile applications im-pose new requirements that run counter to the principle oftransparency on which current middleware systems havebeen built. ... A new form ofawarenessis needed, asopposed to transparency, to allow application

29 Feb 2008: exchange data in a very dynamic fashion.They also present, however, new challenges to applicationdevelopers, related with the scarcity of resources that needto be exploited efficiently. ... xmiddle also features a protocol plug-in architecture,whereby a

29 Feb 2008: The second focuses on the exploita-tion of XML for the development of a new generation ofdistributed software architectures and middleware thatmight provide new degrees of flexibility in terms of ... Research in this field is nowseeing new developments

29 Feb 2008: Imagine havingapplications that transparently download audio codecs toplay a new audio format. ... It provides a way for the mid-dleware to dynamically learn and execute new protocols,which could be new ways to share and reconcile informa-tion, copy data,

29 Feb 2008: Finally, traditional distributed systems assume a stationary execution environmentthat contrasts with the new extremely dynamic scenarios. ... 5 Future Directions of Research. The growing success of new devices and applications for wireless settings

29 Feb 2008: Messages are stored in a buffer as Cstructures. Information about other sensors are also storedas C structures, and updated every time a new routing mes-sage is received.

29 Feb 2008: have a Java Virtual Machine the code will be portable without needfor a new implementation The use of Java also allowsdynamic downloading of conguration code of the lowlevel part of the

29 Feb 2008: Re-cent developments in wireless networking are pushingthese trends even further by enabling new applicationscenarios, as witnessed by the recent surge of interest inwireless sensor networks. ... topoll sensor devices rather than wait for periodic

4 Apr 2008: As it discovers new nodes it dynamically reajustsits budget according to the following steps. ... In: SenSys’06: Proceedings of the 4th international conference on Embeddednetworked sensor systems, New York, NY, USA, ACM Press (2006) 321–334.

29 Feb 2008: News headlines, stock market levels: someone able to access the Internetthrough a GPRS phone could forward updates to others. – ... Gaming: devices could participate in a shared game during their trip.– Software components: new