Wireless Communication Trends. Mansura Habiba. Overview. Wireless Connectivity: Present Trend NFC : Technical Specification What is NFC? NFC Operation Modes NFC Technologies How NFC works NFC : New opportunities NFC : Benefits and Limitations. Overview.
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Hands free Device
Peer to Peer
ANT+ devices use the ANT+ network key to access the ANT+ network, and they implement at least one of the ANT+ device profiles.
Learn, create devices to talk to each other. Leading brands design ANT+ into top products to ensure that you get the data you want - when and where you want it. Fundamentally, ANT+ gives you the simplest, most expandable and most reliable user experience possible and make it work
Reader peak-detects the amplititude modulated
two loop antennas create air-core communication
Receive sufficient energy and starts clocking its data that connected at coils input
Reader continiously generates as RF carrier sine wave at 13,56 MHz
Shunting the coil causes a momentary fluctuation