Combining RFIDTagReaderwithMobilePhone: AnApproach toRealize Everyone's Ubiquitous Appliances
Satoshi Nishiyama, Hiroyuki Fukuoka, Masayoshi Ohashi · 2006
RFID(Radio Frequency Identification) tagisakey themandempirical result through experimental application technology forfinding objects aroundusandisready fortake-off forthereal services. Ontheother hand, recent development of andfield trials Therestofthepaperisasfollows. Next wireless technology makesalmost everyone carry mobile phones section introduces thecurrent status ofmobilephones and withinternet accessibility andvarious otherfunctionalities. RFIDtechnologies. Section 3describes theprototype version Therefore itisnatural tocombine RFIDtagreader withmobile phonetoprovide context-aware services, i.e. kinds ofubiquitous andthecommercial version ofmobilephonewithRFID services. Inthispaper, wedescribe KDDI'sexperience onthe readers. Section 4 showstheexperimental RFID based development of mobilephoneswithRFID tagreader applications andsomefield trial tests weexamined. functionalities. We alsoshowtheresults ofactual field tests using theprototype ofmobile phones wedeveloped. ^ ~~~~~~~display, high quality audio, large memory, high speed intemnet information forcontext-aware applications especially onthe access, highresolution camera, contact-less IC cardfor users, ontheenvironment, including theobjects andthe financial services, IrDAorBluetooth interface, radio and people aroundhim/her. However, issues still remainon digital TVreceiver, GPSandmanyadvanced services suchas recognizing context before ubiquitous services arewidelyaudioplayer, navigation services forpedestrian andcar, deployed. We think twoissues tobesolved formakingspeech recognition. Currently more thanhalfofpeople ubiquitous service popular: whataretheterminals appropriate including children andaged onesarecarrying atleast one forubiquitous services andhowtorecognize context. mobile phone. Younger people areaccustomed tothemobile Asforthefirst issue, recently, mostofthepeople carryphoneandsometimes feel disconnected fromthesociety if mobile phone handsets withhighfunctionalities, especially in they donotcarry thehandsets. Therefore, considering the Japan. Theyusemobile handsets ineveryday life forsendingfunctionality andthepopularity ofmobile phone, itisnatural mails, buying goodsandenjoying games.Therefore itis toconsider that mobile phoneisthekeyforpopularizing the natural toconsider that mobile phone handset isthekeyfor ubiquitous services. However, toprovide thecontext aware deploying ubiquitous services widely forusual people. services, issues still exist. Forthelatter, we thinkthatRFID(Radio FrequencyThere areseveral potential methods totrytorecognize the