Wideband circuit design techniques for ultra-high data-rate wireless communication in silicon technologies / Neelanjan Sarmah from Assam, India. Wuppertal, August 2016
Inhalt
- Publications
- Contents
- List of Figures
- List of Tables
- 1 Introduction
- 1.1 Motivation towards sub-mmWave frequencies
- 1.2 Application scenarios towards sub-mmWave frequencies
- 1.3 sub-mmWave system implementation
- 1.4 Scientific contribution
- 1.5 Thesis outline
- 1.6 Contribution of others
- 2 Circuit design considerations towards sub-mmWave frequencies
- 2.1 LO signal-generation towards sub-mmWave frequencies
- 2.1.1 High-frequency oscillator-based LO signal source
- 2.1.2 Frequency multiplier-based LO signal source
- 2.1.2.1 Even-harmonic frequency mutiplier topologies
- 2.1.2.2 Odd-harmonic frequency mutiplier topologies
- 2.1.3 Conclusion
- 2.2 Wideband techniques towards sub-mmWave frequencies
- 2.2.1 Coupled-resonators
- 2.2.2 Stagger frequency tuning
- 2.2.3 Distributed amplifiers
- 2.2.4 Conclusion
- 2.3 Power Amplifiers towards sub-mmWave frequencies
- 2.4 Power-combiner PAs towards sub-mmWave frequencies
- 3 Tx and Rx circuit building-blocks for frequencies above 200 GHz
- 3.1 240 GHz wideband PA
- 3.1.1 PA output stage design
- 3.1.1.1 EM-modeling considerations
- 3.1.1.2 Maximum device size limitations
- 3.1.1.3 Loadline considerations
- 3.1.1.4 PA output matching
- 3.1.2 PA drive stages and wideband interstage matching
- 3.1.3 240 GHz PA characterization results
- 3.2 200-225 GHz 4:1 combiner Power Amplifier
- 3.2.1 Coupled microstrip-line based ZDC for 4:1 power combination
- 3.2.2 Measurement results for the 200-225 GHz combiner-PA
- 3.3 240 GHz wideband LO signal source
- 3.3.1 Impact of the LO spurious harmonics on the system performance
- 3.3.2 Circuit design considerations for wideband LO
- 3.3.2.1 Optimum device size
- 3.3.2.2 Interstage drive power requirements
- 3.3.2.3 Wideband operation
- 3.3.2.4 Spurious harmonics
- 3.3.3 240 GHz LO signal source characterization results
- 3.4 Mixers for 240 GHz quadrature Tx and Rx chipset
- 3.5 Conclusion
- 4 240 GHz fully-integrated quadrature Tx and Rx chipset
- 4.1 240 GHz quadrature Tx and Rx architecture
- 4.2 High-speed PCB design and packaging
- 4.3 240 GHz quadrature Tx and Rx characterization
- 4.3.1 On-wafer RF characterization of the 240 GHz Tx and Rx chipset
- 4.3.2 Free-space RF characterization of the 240 GHz Tx and Rx chipset
- 4.3.3 IF bandwidth characterization of the 240 GHz chipset
- 4.3.4 Conclusion
- 4.4 240 GHz ultra-high data-rate wireless communication
- 5 Conclusion and future outlook
- References