INTRODUCTION • A brand of portable media player designed and marketed by APPLE computers. • Focus on simple user interface. • Primarily a music player in both use and capability,but also plays videos. • iTunes and iTine Stores. • World ‘s best-selling digital audio player.
HISTORY AND DESIGN • Company found digital music players lacking in user interface and decided to develop its own. • First iPod “1000 songs in your pocket” __ Jon Rubinstein. • Collaboration with Portal player and Pixo.
USER INTERFACE • Uses high quality anti-aliased graphics and text technology,sliding animation. • Scroll wheel integrated with five buttons • Offers uncluttered user interface.
SOFTWARE • iTunes can synchronize music playlists and entire music libraries. • iPods can support mp3,AAC, WAV, AIFF and Audible audiobook. • 5th generation can also support MPEG-4, mp4, and Quick time video file formats. • MIDI files cannot be played ,but can be converted to audio files using advanced options.
ITUNES STORE • iTunes is an online media store and accessed by iTunes and run by Apple. • Sale of audio /video files and full length movies at relatively cheap prices. • Purchased audio files uses AAC format along with encryption based upon “ Digital rights management” system.
FILE STORAGE • Mac OS X enabled iPod uses HFS Plus format. • If formatted on Windows it supports FAT 32 file systems. • Files stored as a hidden folder with a proprietary database .
ADDITIONAL FEATURES CONNECTIVITY
IPOD MODELS • 1G (5 ,10 GB) Wheel physically rotates and button not a part of the wheel • 2G(10,20GB) Touch sensitive immobile wheel. • 3G(10,15,20,30,40GB) Dock connector,buttons integrated to touch wheel. • 4G(20,30,40 GB) Color display with photo viewer. • 5G(30,60,80 GB) Brighter display.longer videobattery life.and a music search function • iPod mini 1G(4GB) Brighter color variants
iPod mini 2G(4,6GB) Click lettering matched to body color. • iPod nano(2 4 6GB) Flash memory,Anodized aluminum case • iPod nano(2 4 8 GB) Longer battery life and brighter screen • iPod shuffle(1 GB) without a screen and scroll wheel
CRITICISM • Non replaceable battery. • Hearing loss. • Security issues.
CONCLUSION: iPods has become an instant success in the world of media.But from a technical viewpoint it can be realized as a wonderful culmination of technology and software leading to its worldwide adoption.