Antennas; Computer operating programs, recorded; Computer operating software; Computer peripheral devices; Data processing apparatus; Electronic tags for goods; Interactive touch screen terminals; Laptop computers; Radio-frequency identification (RFID) readers; Radio-frequency identification (RFID) tags; Transmitters of electronic signals; Chip card readers; Optical readers; Radio frequency identification (RFID) credentials, namely, cards and tags, and readers for radio frequency identification credentials; RFID readers