Alien Technology Corporation Dave Mapleston RFID and Telecommunication

Alien Technology Corporation Dave Mapleston RFID and Telecommunication Services DATA BASE forum 25 th May 2004 1

Tags-&-Readers • Alien Antennas • Alien Tags Power & Commands Data 01010110 10101011 RFID and Telecommunication Services DATA BASE forum 25 th May 2004 2

Four-Port Reader 866 MHz ETSI EN 302 208 -1 RFID and Telecommunication Services DATA BASE forum 25 th May 2004 3

Application Layer The e. PC-96 protocol L&K CRC RFID and Telecommunication Services DATA BASE forum 25 th May 2004 4

ETSI EN 302 208 -1 • 2 W ERP - 10 sub bands of 200 KHz • Look before leap Also 869. 5 at 500 m. W RFID and Telecommunication Services DATA BASE forum 25 th May 2004 5

USA v Europe 928 MHz 902 MHz 915 MHz 865. 7 MHz 867. 7 MHz 866 MHz USA: • (2. 4 W ERP) (4 W EIRP) • Transmit • Frequency Hopping • 63 bands 400 KHz wide • 26 MHz band Europe • (2 W ERP) • Listen before talk • 10 bands 200 KHz wide • Wave shaping • Lower data rates • Co channel existence RFID and Telecommunication Services DATA BASE forum 25 th May 2004 6

Regulations • Listen before talk Transmitter 2 miles away! (– 96 d. B) Don’t go there! 200 KHz 867 MHz 865 MHz RFID and Telecommunication Services DATA BASE forum 25 th May 2004 7

Regulations • Listen before talk 4 seconds TX then re-look for 0. 1 s Transmition from other Readers Don’t go there! 865 MHz 200 KHz 867 MHz RFID and Telecommunication Services DATA BASE forum 25 th May 2004 8

Regulations • Listen before talk 4 seconds TX then re-look for 0. 1 s Transmition from other Readers Don’t go there! 865 MHz 200 KHz 867 MHz RFID and Telecommunication Services DATA BASE forum 25 th May 2004 9

Chip Developments Lepton A – 128 Bits EEPROM – 40% improved sensitivity – Digital PLL for world market RFID and Telecommunication Services DATA BASE forum 25 th May 2004 10

RFID Academy Cambridge University Beyond the Basics Real Hands on

Reader Demonstration RFID and Telecommunication Services DATA BASE forum 25 th May 2004 12