A 24Gb/s PAM-4 Clock and Data Recovery Circuit With High Jitter Tolerance

The escalating demand for higher data rates in modern communication networks are pushing more transmitters and receivers to use a modulation technique with more spectral efficiency, like pulse amplitude modulation 4-level (PAM-4).<br/><br/>On the receiver side, phase detection for PAM-4 has proven to be difficult with most receivers using phase...

A design of ultra-low phase noise CMOS oscillator based on series-resonance

The current trend in the state-of-the-art oscillators achieves low phase noise performance. Such stringent performance is demanded in modern Communication Systems. This thesis proposes the design of a CMOS oscillator achieving the ultra-low phase noise. This design is based on TSMC 40 nm technology, the supply voltage is 1.1 V, and the...

A Wideband Low-power Gyrator-enhanced Electrical Balance Duplexer For IR-UWB Transceiver

Charge-Sampling DTC based Fractional-N Phase-Locked Loop with Background DTC Gain Calibration

Phase-locked loops (PLLs) are ubiquitous in many RF applications such as frequency synthesizers in wireline and wireless transceivers. In this project, a charge-sampling PLL has been designed, which employs a charge-domain sub-sampling phase detector. The high gain of the phase detector helps suppress the in-band phase noise, while the lowered...

Design of an Active N-Path Filter for 5G mm-wave Receivers

Receivers for millimeter-wave (mm-wave) 5G, with the ability to detect a low-power desired signal, in the vicinity of large power blockers, require highly linear circuitry with a large power consumption. Suppressing the out-of-band blockers reduces this power consumption. N-path filters (NPFs) have recently been used to reject interferers in...

A 10Gb/s Cryogenic Clock and Data Recovery System with Low Jitter

A key issue in current quantum computing interfaces is the dense interconnect between electronics at cryogenic temperature (CT) and room temperature (RT). Recently, progress has been made to move more control electronics from RT to CT, reducing interconnect overhead. The next step towards minimal interconnect is a direct wireline interface...

Design of a DAC-based Cryo-CMOS 51.2 Gb/s PAM4 Wireline Transmitter

With the current advancements in quantum computing moving more circuitry into the cryogenic chamber there is a need for high-speed connectivity between the cryogenic and room temperature environment. Studies conducted to date have achieved high-speed links of multiple Gb/s utilizing a single CMOS chip at room temperature, yet a Cryo-CMOS...

A novel frequency-tracking loop based on sub-Nyquist samplers for a wide locking range and fast locking

With the emergence of new communication standards like Fifth-­Generation New Radio (5G NR), technologies are being developed to exploit millimeter­ wave (mm-­wave) frequency bands from 30­300 GHz, for their advantage of high bandwidth availability. Generation of carrier frequencies for these mm-­wave applications imposes a challenging...

Design and implementation of a Low Power Mixer-first Receiver for IEEE 802.11ah standard

IoT refers to a network of connected devices that exchange data for different applications using different wireless standards such as Cellular, ZigBee, Bluetooth, Mesh Networks, and the widely used WiFi. For IoT applications that do not require high data rates but require long-range data transmission and low power operation, a sub 1GHz WiFi...

Characterization and Design of a Cryogenic CMOS Receiver for Superconducting and Spin Qubit Readout

Quantum computers hold a promise to solve intractable problems that can not be solved with classical computers. In quantum computers, information is processed in qubits as opposed to bits. The proper operation of qubits requires them to be operated in a quantum state; hence they need to be cooled down to temperatures well below &lt;1K. Using...

An FM Chirp Waveform Generator and Detector for Radar: Baseband, intermediate frequency, low noise and RF power amplifiers

This report describes the design of different amplifiers that are part of an FM transceiver. This is part of a larger project, which has the objective to design a complete FM transceiver from discrete components only, meaning that IC technology is not considered. <br/>The circuits designed are two baseband amplifiers, an intermediate frequency...

Design of a wideband low-power low noise transconductance amplifier for sub-GHz IoT applications

The communication standard IEEE802.11ah, also known as Wifi Halow, is developed especially for IoT applications. This standard works in the sub-GHz range and can, therefore, offer a longer transmission range and achieve low power consumption. This makes the standard suitable for IoT applications. In this thesis, a Low Noise Transconductance...

Design of Wide Range Injection Locked Bang-Bang Phase Locked Loop for Dielectric Spectroscopy Applications

The biological activities inside human bodies are regulated by the electrical and<br/>mechanical properties of cells and its constituent molecules. Pathological changes within the cells due to diseases are accompanied by a corresponding change in these physical properties and consequently can be used to differentiate between the healthy and...

Analysis and Design of a Ring-Oscillator-Based Fractional-N Injection-Locked Digital PLL for IoT Applications

Frequency translation is required in any modern wireless communication systems.<br/>This is in large part due to the fact that the modulated signal is easy to<br/>transmit in radio frequency in the form of an electromagnetic wave, and the demodulated signal is easy to process in the baseband frequency by a powerful digital processor. Frequency...

Cryogenic frequency generation for scalable control and read-out of qubits

Recent advances in solid-state qubit technology are paving the way to fault-tolerant quantum computing systems. However, qubit technology is limited by qubit coherence time and the scaling of quantum processors is limited by the complexity of coupling quantum systems with a classical electronic infrastructure. Hence, the proposed approach is to...