IHP GmbH - Innovations for High Performance Microelectronics

Wireless Communication Systems

Dr. Eckhard Grass

Im Technologiepark 25

15236 Frankfurt (Oder)

www.ihp-microelectronics.com

Sub-Project: 60-GHz-Multimode-Chip-Set and Demonstrator

The project goal is the developement of wireless communication systems using the 60-GHz band. In this frequency band new techniques like beamforming or antenna diversity will be investigated. The integration of this 60-GHz technology into other radio standards will be explored.

Because of the different requirement profiles for 60-GHz applications different modulation techniques will be required too. (1) For short-distance-systems with a maximum of 1 meter a line-of-sight-connection without multi path effects can be assumed. In this case simple single-carrier-techniques can be used. (2) For long-distance-systems multi path effects have to be accounted for, so more complex techniques like OFDM shall be the better choice. The goal of IHP is to develop a chip set, which covers different transmission-modes.

To reach the extreme high data rates of some GBit/s, new techniques and architectures become necessary for analog front-end (AFE), baseband (BB) and media-access-control (MAC). Higher integration of these components will reduce the manufacturing costs. IHP 's own SiGe:C-BiCMOS technology is extremely well suited for this purpose.

The following tasks will be dealt with by IHP :

  • High integration of front-end chips to decrease the system costs.
  • Different modulation techniques on a single chip.
  • Improve the signal-noise-ratio and the phase-noise.
  • Reduce the energy consumption of the analog components for mobile applications.
  • Improve the yield of analog chips by using digital controlled units.
  • Investigate the technical feasibility of beamforming techniques; design of the active components for phase-controlled patch-antenna-arrays.
  • Develop and implement efficient baseband processors covering different modulation techniques.
  • Develop and implement efficient protocoll processors with high data-throughput.
  • Support sectorized antennas by the MAC protocol.
  • Support the combination of 60-GHz-systems with other radio techniques like UWB or IEEE802.11n.

The project results will be used in the corresponding standards. Currently IHP contributes actively to the 60-GHz-standardization within IEEE802.15.3c.


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