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Mobile RFID (M-RFID) are services that provide information on objects equipped with an RFID tag over a telecommunication network. [1] The reader or interrogator can be installed in a mobile device such as a mobile phone or PDA. [2] Unlike ordinary fixed RFID, mobile RFID readers are mobile, and the tags fixed, instead of the other way around.
Passive tags are powered by energy from the RFID reader's interrogating radio waves. Active tags are powered by a battery and thus can be read at a greater range from the RFID reader, up to hundreds of meters. Unlike a barcode, the tag does not need to be within the line of sight of the reader, so it may be embedded in the tracked object.
Nokia's Symbian operating system features a scanner which can scan mobile tags, [2] while mbarcode [3] is a reader for the Maemo operating system. In the Apple iOS, a mobile tagging reader is natively included in the iOS 11 update through the camera app, although there are more than fifty paid and free apps are available with both scanning ...
NFC-enabled phones work at a basic level with existing readers. In "card emulation mode" an NFC device should transmit, at a minimum, a unique ID number to a reader. In addition, NFC Forum defined a common data format called NFC Data Exchange Format (NDEF) that can store and transport items ranging from any MIME -typed object to ultra-short RTD ...
RFID printers/encoders, barcode printers, mobile printers, card imaging printers, kiosk printers, real-time locating systems, UWB and related supplies and services, rugged mobile computers and tablets, scanners, software: Revenue: US$4.58 billion (2023)
The simplest form of choke point locating is where short range ID signals from a moving tag are received by a single fixed reader in a sensory network, thus indicating the location coincidence of reader and tag. Alternately, a choke point identifier can be received by the moving tag and then relayed, usually via a second wireless channel, to a ...
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