Chapter 11 - Emerging Technologies

Chapter 11 - Emerging Technologies

1. Main features of MP4

   • Designed for digital streaming over the internet Stores and plays multimedia – digital audio and video including subtitles Stores data Encompasses MP3 technology – audio and images Uses compression to reduce large video files Software is available for editing files Uses Mpeg format

2. Main features of an RFID

   • Uses radio waves to transmit the identity of an object. A reader emits radio signals to activate the RFID and decode it and to read and write data to the tag. A tag can hold kiliobytes of data Its range can be anywhere from centimetres to metres. In active systems the chip has its own power supply and in passive systems it is activated by the readers power

3. Advantages of RFID

   • Very small and suitable for insertion under a dags skin
   • Does not require direct contact and data can be read trough animal tissue
   • Can track moving objects so dog can be tracked anywhere