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Electronic Engineering Department Universitat Politècnica de Catalunya

Providing an UWB-IR BAN wireless communications network and its application to design a very low power transceiver in CMOS technology. Author: Enrique Barajas, Thesis Advisors: Diego Mateo, José Luis González. Electronic Engineering Department Universitat Politècnica de Catalunya. Outline.

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Electronic Engineering Department Universitat Politècnica de Catalunya

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  1. Providing an UWB-IR BAN wirelesscommunications network and its application to design a very low power transceiver in CMOS technology.Author: Enrique Barajas,Thesis Advisors: Diego Mateo, José Luis González Electronic Engineering Department Universitat Politècnica de Catalunya

  2. Outline • Wireless Communications • Ultra-wideband • Impulse Radio • Implementation and Measurements 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 2

  3. Outline • Wireless Communications • Ultra-wideband • Impulse Radio • Implementation and Measurements 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 3

  4. Wireless Communications Power Distance Speed 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 4

  5. Speed Wifi Bluetooth Zigbee Wireless Communications Power Distance 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 5

  6. Outline • Wireless Communications • Ultra-wideband • Impulse Radio • Implementation and Measurements 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 6

  7. Ultra-wideband • FCC part 15 • Bandwidth > 500 MHz !! • Narrow band solutions extended • MB-OFDM UWB • DS-UWB • 1 Gbps • Wireless USB • Wireless HDMI 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 7

  8. Ultra-wideband FCC part 15 BW > 500MHz !! Power Spectral Density Frequency 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 8

  9. UWB Speed Wifi Bluetooth Zigbee Ultra-wideband Power Distance 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 9

  10. Outline • Wireless Communications • Ultra-wideband • Impulse Radio UWB • Implementation and Measurements 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 10

  11. Impulse Radio UWB Data is more likely to be shared at short range But with low power Speed Distance 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 11

  12. UWB Speed Wifi Bluetooth IR Zigbee Impulse Radio UWB Power Distance 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 12

  13. “1” “1” Impulse Radio UWB Like R.A.D.A.R. “0” 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 13

  14. Outline • Wireless Communications • Ultra-wideband • Impulse Radio • Implementation and Measurements 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 14

  15. Implementation and Measurements • Digital → Analog 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 15

  16. Die micro-photography and PCB Die size: 1450 µm x 1450 µm 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 16

  17. Test bench setup at CTTC Castelldefels 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 17

  18. Measurements 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 18

  19. Implementation and Measurements • 0.18 μm CMOS transceiver • BAN (<1 meter) • High Speed (200 Mbps) • Low Power (<20 mW) 1st Barcelona Forum on Ph.D. Research in Electronic Engineering 19

  20. Providing an UWB-IR BAN wirelesscommunications network and its application to design a very low power transceiver in CMOS technology.Author: Enrique Barajas,Thesis Advisors: Diego Mateo, José Luis González Electronic Engineering Department Universitat Politècnica de Catalunya

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