The Microwave Group at Uppsala University, Sweden Research - - PowerPoint PPT Presentation

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the microwave group at uppsala university sweden
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The Microwave Group at Uppsala University, Sweden Research - - PowerPoint PPT Presentation

Oct 30, 2023 221 likes •325 views

WPR3 Activities at UU 2004 The Microwave Group at Uppsala University, Sweden Research activities related to WPR3 in 2005: - RFIC design - Antenna design - RFIC & Antenna integration - RF packaging - Multi-antenna project for wireless

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SLIDE 1

WPR3 – Activities at UU 2004

The Microwave Group at Uppsala University, Sweden

Research activities related to WPR3 in 2005:

  • RFIC design
  • Antenna design
  • RFIC & Antenna integration
  • RF packaging
  • Multi-antenna project for wireless terminals

started in collaboration with industry

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SLIDE 2

WPR3 – Activities at UU 2004

The Microwave Group at Uppsala University, Sweden

Other activities related to WPR3 in 2005:

  • 2 PhD students from UU attended the RFT course

in Istanbul 7-11/3 2005

  • Antenna cluster meeting 8/3 2005
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SLIDE 3

WPR3 – Activities at UU 2004

RFIC Design

24 GHz fully differential compact (0.4x0.4mm2) LNA using SiGe HBT:s Tape out Feb-05, samples expected May-05.

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SLIDE 4

WPR3 – Activities at UU 2004

RFIC Design

24 GHz fully differential (1.8x1.1mm2) receiver (redesign) using SiGe HBT:s Tape out Feb-05, Samples expected May-05. LNA IQ-mixer VCO Prescaler

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SLIDE 5

WPR3 – Activities at UU 2004

Monolithic Antenna Integration

24 GHz Transmitter and Receiver with integrated antenna using micro- machining < 10 mm2 24 GHz Transmitter and Receiver with integrated antenna on high resistivity silicon < 7 mm2 Under evaluation Awaiting micromachining BCB Membrane

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SLIDE 6

WPR3 – Activities at UU 2004

Antenna design

0.5 1.0 1.5 2.0 2.5 0.0 3.0

  • 20
  • 10
  • 30

Measured Simulated

Dual Wideband Printed Dipole Antenna with Integrated Balun Omnidirectional radiation Covers 824-960 & 1710-2200 MHz (i.e. AMPS/GSM/PCS/DCS & UMTS) To be published soon

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SLIDE 7

WPR3 – Activities at UU 2004

Antenna design

QB GSM 3G WLAN/BT GPS FM-radio DVB-H RFID WLAN Div 3G Div Multi-antenna project for wireless terminals started in collaboration with industry

Future multimeda handheld terminal with distributed radiators

Use of RFT methods from Istanbul University for matching anticipated

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SLIDE 8

WPR3 – Activities at UU 2004

24 GHz receiver demonstrator

TLC-30 PCB with 25-26 GHz patch array antenna Completed in Jan-05

2 element patch array Baseband transformer Capacitors LTCC with RFIC and balun

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SLIDE 9

WPR3 – Activities at UU 2004

Outlook

  • Work on increased bandwidth of antennas using RFT methods for future multi-

system terminals

  • Evaluation of complete 24 GHz systems