LNA and Square Law Detector at 60 GHz for Passive Radiometers

Millimeter-wave passive radiometers have earlier been designed in III-V integrated circuit (IC) technologies, due to their higher carrier mobility when compared to silicon, resulting in higher transit frequencies (fT) thereby enabling to operate at higher frequencies. However, increased fT in SiGe BiCMOS technology has generated interest for...

Full-Duplex CMOS Duplexer: Passive self-interference cancellation

To accommodate the growing demand for wireless communications, new techniques are required to increase throughput of wireless networks. One technology aiming to increase the spectral efficiency of wireless devices is full duplex (FD) radios. These systems are capable of single carrier transmission and reception and could ideally double the...

A low noise, low power dynamic amplifier with common mode detect and a low power, low noise comparator for pipelined SAR-ADC

This thesis presents a high gain, low noise and low power dynamic residue amplifier and a low power, low noise dynamic comparator designed in TSMC 28nm process for a two step Pipelined SAR-ADC. The cascoded integrator dynamic residue amplifier (CIDRA) achieves a gain of 30dB with THD of 47dB (11 mV pp input). The input referred noise across tem-...

A Low-Power Class-AB Residue Amplifier for a 12bit 500MS/sec Pipeline ADC with Digital Calibration

This work mainly focuses on designing a low-power class-AB residue amplifier for a 12bit 500MS/sec pipeline ADC with digital calibration. A foreground ideal calibration test bench has been implemented in MATLAB to correct non-linearities of the amplifier up to the 5th order. A detailed comparison has been made between a class-A amplifier and a...

Ultra-low-power Digitally-controlled Oscillator for Event-driven Transmitter

Event-driven wireless communication is a promising concept that presents new challenges to designers. For an event-driven transmitter, achieving high efficiency under the condition of ultra-low-power (ULP) consumption is one of the most critical tasks. It places emphasis on the importance of carrier generation. This is the motivation of this...

An Oscillator System for a Quadrature Downconversion Auto-Correlation Ultra-Wideband (UWB) Receiver

The fast development of CMOS IC process technology and the opening up of high frequency bands by regulatory bodies has aided wireless communication industry with development and commercialization of long-medium and short range wireless communication applications, for example GSM, Wireless LAN, Bluetooth and UWB. Ultra Wideband (UWB) is a...

A 12-bit 500MS/s Pipeline Split-ADC

"Split-ADC" calibration is a recently proposed digital background calibration architecture. It requires a much lower number of cycles to calibrate the ADC errors due to its deterministic nature, without placing any additional analog complexity. While new error estimation techniques are being explored using this architecture through simulations,...

60GHz front-end receiver chain in 90nm CMOS technology

Operation at millimeter-wave frequency, where up to 7GHz of unlicensed bandwidth is available in the 60GHz band, provides an opportunity to meet the higher data rate demands of wireless users. Advancements in silicon technology permit one to consider exploiting the 60GHz band for commercial applications (e.g., short range, wireless HDTV...

60GHz Quadrature Voltage-Controlled Oscillator for Radar Application

A voltage controlled oscillator (VCO) is an integral part of a phase lock loop (PLL) which by itself is the core of the frequency reference in a radar system. The generation of the in-phase and quadratue signals is crucial for many radar applications. A 60GHz quadrature voltage controlled oscillator (QVCO) is presented in this thesis. The design...

LC Ladder Based Orthonormal Filter for Impulse-Radio UWB Pulse Generation.

In this thesis, a UWB pulse generator is designed to be implemented in IBM 0.13 um technology. The pulse generator has a high spectral efficiency. Using amplitude control, any mismatch, process variation or temperature variation can be compensated for to comply with the UWB FCC mask. The pulse has an approximate duration of 2ns. The current...

Signal Up-conversion for Integrated Radar Systems

Frequency up-conversion is an integral part of the (sub)mm wave integrated radar system that is currently developed at the TUDelft in the context of the MEMPIS program. The proposed up-converter IC allows the necessary signal modulation for the radar to be generated at a relative low frequency, after up-conversion to W-band takes place. In our...

60 GHz Beamforming Transmitter Design for Pulse Doppler Radar

Beamforming systems operating at millimeter-wave frequencies provide spatial selectivity, array gain and wide bandwidth, which benefit point-to-point Gb/s wireless communication network and high-resolution radar applications. In this thesis, a 60 GHz beamforming transmitter for a pulse Doppler radar is designed, which can be used for indoor...

Super-regenerative Receiver for UWB-FM

UWB-FM is a low-complexity ultra-wideband (UWB) communication system designed for short-range, low- and medium-data-rate wireless applications such as the personal area network (PAN). These applications often require simple, integrated receivers with low power consumption. Most of previous work utilized delay-line demodulators for UWB-FM...

24 GHz Receiver Design