U90

Radio frequency identification (RFID) readers, writers, tags and cards for radio frequency identification credentials; contactless communication systems, namely, portable cards for radio frequency identification credentials and host RFID reader/writers to communicate information between the cards and the host reader/writers in a contactless manner for security, identification, physical state and financial applications, namely, physical access control to secured areas, personnel time and attendance, identify credentialing, [ computer log-on and network access, digital cash transactions, ] access authorization to office equipment and manufacturing machinery, facility lighting and HVAC control and billing, equipment and material check-out, security patrol monitoring, [ participation in loyalty and membership programs, and public transit passes; ] contactless smart card technology and near field communication (NFC) technology enabled mobile device software and data packet solution software for physical access control