List of Abbreviations 2D two-dimensional 3D three-dimensional 3G third-generation mobile phone technology 3GPP Third-Generation Partnership Project AAC Advanced Audio Codec Adobe XMP Adobe Extensible Metadata Platform AI artifi cial intelligence ATM automated teller machine ATRAC Adaptive Transform Acoustic Coding API application programming interface ASCII American Standard Code for Information Interchange AVC Advanced Video Coding bit binary digit CBR content based retrieval CCC consumer created content CD compact disc CE consumer electronics CE context engine CEP Context Exchange Protocol CLM content lifecycle management CM communications manager (in context engine) CMS content management system CPU central processing unit DBMS database management system DCF design rule for camera fi le system DCMI Dublin Core Metadata Initiative DLL dynamic link library DLNA Digital Living Network Alliance DRM digital rights management DV digital video DVB digital video broadcasting DVB-H digital video broadcasting – handheld EFF Electronic Frontier Foundation EP extended play record EPG electronic program guide EPOC excess post-exercise oxygen consumption EXIF Exchangeable Image File Format