Berkeley 2010年最新RF博士论文

northfish

Millimeter-Wave Circuits for 60GHz and Beyond

I 60GHz Front-End Receiver 1
1 Introduction 2
1.1 Introduction to mm-Wave Designs: 60GHz . . . . . . . . . . . . . . . . . . 2
2 Analysis of Active and Passive Components for mm-Wave Design 5
2.1 CMOS Technology for 60GHz . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.2 Previous Research . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2.1 Active Device Modeling for mm-Wave Design . . . . . . . . . . . . . 7
2.2.2 Passive Devices for mm-Wave Design . . . . . . . . . . . . . . . . . . 11
3 60 GHz Receiver Design 23
3.1 60 GHz Link Budget . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
3.2 60 GHz Front-End Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
4 60GHz Low Noise Amplifier Design 29
4.1 Microwave Amplifier Design . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
4.1.1 Cascode Transistor Design in the mm-Wave Band . . . . . . . . . . 31
4.1.2 Stability Analysis of Cascode Amplifier Stage for 60GHz . . . . . . . 33
4.2 Design for Low Noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
4.2.1 Design Example of a 60GHz Low Noise Amplifier . . . . . . . . . . 38
5 60 GHz Down-Converting Mixer 42
5.1 Introduction to mm-Wave Mixer . . . . . . . . . . . . . . . . . . . . . . . . 42
5.2 CMOSMixer Topologies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
5.2.1 Current Commutating ActiveMixer . . . . . . . . . . . . . . . . . . 43
5.2.2 Single Transistor ActiveMixer . . . . . . . . . . . . . . . . . . . . . 43
5.2.3 Dual GateMixer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
5.2.4 PassiveMixer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
5.3 Implementation of 60GHz Down-ConvertingMixer . . . . . . . . . . . . . . 45
5.3.1 LO Port Transformer . . . . . . . . . . . . . . . . . . . . . . . . . . 48
5.3.2 LO Distribution Network . . . . . . . . . . . . . . . . . . . . . . . . 51
6 Variable Gain Amplifier 55
6.1 VGA Design for the 60GHz Receiver . . . . . . . . . . . . . . . . . . . . . . 55
7 Measurement Results 57
7.1 Measurement Results of the 60GHz Receiver Core . . . . . . . . . . . . . . 57
7.2 Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
II Ultra Wide-band Pulsed Transmitter 65
8 Introduction to Medical Imaging 66
8.1 mm-Wave for Medical Imaging . . . . . . . . . . . . . . . . . . . . . . . . . 66
8.2 Design Requirements for Power Amplifier in an Imager . . . . . . . . . . . . 67
8.2.1 Carrierless vs. Carrier-Modulated Pulse Transmission . . . . . . . . 67
8.2.2 Frequency of Operation and Lateral Resolution . . . . . . . . . . . . 69
8.2.3 Depth Resolution and PulseWidth . . . . . . . . . . . . . . . . . . . 72
9 Design Considerations for aWideband 90 GHz Power Amplifier in Silicon 73
9.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
9.2 Previous Work on mm-Wave Power Amplifiers in SiGe Technology . . . . . 76
9.3 Transformer-Coupled Power Amplifier . . . . . . . . . . . . . . . . . . . . . 77
9.3.1 Bipolar Transistor Voltage Swing . . . . . . . . . . . . . . . . . . . . 80
9.3.2 Large Signal Stability . . . . . . . . . . . . . . . . . . . . . . . . . . 81
9.3.3 Common Mode Stability . . . . . . . . . . . . . . . . . . . . . . . . . 83
9.3.4 Power Combining Technique . . . . . . . . . . . . . . . . . . . . . . 86
9.3.5 Multi-Stage PA DesignMethodology . . . . . . . . . . . . . . . . . . 91
9.4 Measurement Setup of the Power Amplifier . . . . . . . . . . . . . . . . . . 92
9.5 Measurement Results of the Power Amplifier . . . . . . . . . . . . . . . . . 94
10 Design Considerations for a Wideband 90 GHz Switched Power Amplifier
in SiGe Technology 100
10.1 Switching Concept . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
10.1.1 Switch Location in Transmitter Architecture . . . . . . . . . . . . . 104
10.2 Transformer-Coupled 90 GHz Switched Power Amplifier . . . . . . . . . . . 105
10.2.1 Switching Stage Driver Requirement . . . . . . . . . . . . . . . . . . 106
10.2.2 Stability of the Switching Stage . . . . . . . . . . . . . . . . . . . . . 112
10.2.3 Output Stage Ringing . . . . . . . . . . . . . . . . . . . . . . . . . . 114
10.2.4 Output Stage Pulse Reflection . . . . . . . . . . . . . . . . . . . . . 119
10.2.5 Output Stage Leakage . . . . . . . . . . . . . . . . . . . . . . . . . . 119
10.3 Measurement Setup of the Pulse Power Amplifier . . . . . . . . . . . . . . . 122
10.4 Measurement Results of the Pulsed PA/Pulsed TX . . . . . . . . . . . . . . 125
11 Conclusion 130

cjchang1

Thanks a lot !!!!!

cjchang1

Thanks again !!!!!!

hezudao

ding kan kan

hezudao

xia wan zai ding

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