Inhalt

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   Contents
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   1 Introduction
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   1.1 Terahertz technology and its applications
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   1.2 Terahertz sources in silicon technologies
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   1.3 Terahertz detectors in silicon technologies
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   1.4 Readout and control circuitry
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   1.5 Scientific contribution to the terahertz field
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   1.6 Organization of the thesis
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   References
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  2 Theory of Terahertz Sources and Direct Detectors in Silicon Technologies
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   2.1 Terahertz silicon based sources
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   2.1.1 Control circuit of array sources in silicon technologies
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   2.1.2 Terahertz sources figures of merit
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  2.2 Terahertz silicon detectors
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  2.2.1 Detectors theory
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   2.2.1.1 Diode based detector
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   2.2.1.2 HBT based terahertz detector
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   2.2.1.3 CMOS based terahertz detector
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   2.2.2 Terahertz detectors figures of merit
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   2.2.3 Readout circuit utility
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   2.3 Chapter summary and conclusion
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   References
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  3 Terahertz Detectors Circuit Design and Characterization
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  3.1 Direct power detector design methodology
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   3.1.1 Responsivity and matching conditions
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   3.1.2 Low frequency noise
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  3.2 HBT based terahertz detector
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   3.2.1 Design considerations of an HBT based terahertz detector
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   3.2.2 HBT detector circuit implementation
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   3.2.3 Measurement results and analysis of the HBT terahertz detector
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   3.2.3.1 Power calculation and antenna pattern
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   3.2.3.2 Optical Responsivity and NEP Measurements
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   3.2.4 Section conclusion on HBT SiGe based detectors
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  3.3 CMOS based terahertz detector
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   3.3.1 Design considerations of CMOS based terahertz detector
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   3.3.2 CMOS terahertz detector implementation
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   3.3.3 Measurement results and analysis of CMOS based terahertz detector
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   3.3.4 Section conclusion on CMOS based detectors
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  3.4 Schottky diode based detector
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   3.4.1 Design approach of a Schottky diode detector
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   3.4.2 Implementation of a Schottky diode direct detector
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   3.4.3 Experimental results and analysis on Schottky diode terahertz detector
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   3.5 Section on SBD detector
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   3.6 Chapter summary and conclusion
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   References
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   4 Terahertz Camera Design and Implementation
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   4.1 Design challenges of a large terahertz camera in silicon technologies
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   4.2 First 1 k-pixel CMOS terahertz camera
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   4.2.1 Circuit architecture
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   4.2.2 Detector front-end and reset circuit
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   4.2.3 Readout circuit
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   4.2.4 Array implementation and circuit layout
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   4.2.5 Camera module design
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  4.2.6 Characterization results of the first 1 k-pixel terahertz CMOS camera
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   4.2.6.1 Characterization in video-mode
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   4.2.6.2 Single pixel characterization in lock-in-mode
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   4.3 Section conclusion on the CMOS terahertz camera
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  4.4 Readout circuit improvement for scalable terahertz cameras
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   4.4.1 Circuit architecture and readout
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   4.4.2 Circuit implementation
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   4.4.3 Chip packaging and camera module design
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   4.4.4 Section conclusion on improved readout circuit
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   4.5 Chapter summary and conclusion
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   References
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   5 Terahertz Source Array Control Circuit
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  5.1 Control circuit of the terahertz source array
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   5.1.1 Source array architecture
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   5.1.2 Shift register circuit design
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   5.1.3 Source array circuit implementation and packaging
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  5.2 Terahertz source array characterization
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   5.2.1 Frequency and power measurement
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   5.2.2 Pattern and control circuit capabilities
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   5.3 Chapter conclusion
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   References
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   6 Terahertz Imaging Demonstrations
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   6.1 Scanned objects at terahertz frequencies
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   6.2 Real-time terahertz imaging
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   6.3 Silicon based terahertz source array monitoring in real time
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   6.4 Beam monitoring application of a CO2 pumped gas based terahertz source
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   6.5 Chapter conclusion
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   References
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   7 Conclusion