Access control devices come in many different types, styles, security levels and costs. Some of the most common systems for pedestrian access control currently are:
MIFARE – Cards and Fobs
125Mhtz Proximity Devices – Card and Fobs
iClass Credentialed Access Devices – Cards and Fobs
Near Field Communications via Smart Phones
The above credentialed access devices all must communicate with a reader that is appropriate to the device and communications protocol, which can be standards based or proprietary depending on the customer's needs and desires:
Wiegand – 26bit being original and most popular (125MHz)
iCLASS – Differing manufacturer protocols (13.56MHz)
MIFARE – Many different protocols (13.56MHz)
Near Field Communication – NFC (13.56MHz)
Access control devices for vehicles also come in many different types, styles, security levels and costs. Some of the more common systems for vehicle access control currently are:
Transponders – windshield, headlamp, license plate and loose
• Destroyed upon removal for extra security
• Passive, Active and Semi-Active
Transmitters – voidable or standard
• Voidable Transmitters are programmed into access control system
• Standard Transmitters are programmed to receiver only
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