A high IIP2 SAW-less superheterodyne receiver with multistage harmonic rejection

I Madadi, M Tohidian, K Cornelissens… - IEEE Journal of Solid …, 2016 - ieeexplore.ieee.org
In this paper, we propose and demonstrate the first fully integrated surface acoustic wave
(SAW)-less superheterodyne receiver (RX) for 4G cellular applications. The RX operates in …

3.8 A fully integrated highly reconfigurable discrete-time superheterodyne receiver

M Tohidian, I Madadi… - 2014 IEEE International …, 2014 - ieeexplore.ieee.org
Since the invention of radio, superheterodyne has been the architecture of choice for
receivers (RX). Thanks to its high intermediate-frequency (IF), the problems related to flicker …

Integrated Synthetic Fourth-Order -Enhanced Bandpass Filter With High Dynamic Range, Tunable Frequency, and Fractional Bandwidth Control

F Amin, S Raman, KJ Koh - IEEE Journal of Solid-State Circuits, 2019 - ieeexplore.ieee.org
This paper demonstrates a tunable synthetic fourth-order bandpass filter (BPF) at microwave
frequencies. Two parallel second-order Q-enhanced LC BPFs responses are added with the …

A fully integrated discrete-time superheterodyne receiver

M Tohidian, I Madadi… - IEEE Transactions on Very …, 2016 - ieeexplore.ieee.org
The zero/low intermediate frequency (IF) receiver (RX) architecture has enabled full CMOS
integration. As the technology scales and wireless standards become ever more …

System design of a 2.75-mW discrete-time superheterodyne receiver for Bluetooth low energy

SB Ferreira, FW Kuo, M Babaie, S Bampi… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
This paper introduces a system-level approach to develop the first-ever fully discrete-time
(DT) superheterodyne receiver (RX) for Internet-of-Things applications, such as Bluetooth …

Analysis and design of I/Q charge-sharing band-pass-filter for superheterodyne receivers

I Madadi, M Tohidian… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
A complex quadrature charge-sharing (CS) technique is proposed to implement a discrete-
time band-pass filter (BPF) with a programmable bandwidth of 20-100 MHz. The BPF is part …

A Charge-Domain Switched-Gm-C Band-Pass Filter Using Interleaved Semi-Passive Charge-Sharing Technique

Y Xu, PK Venkatachala, Y Hu… - … on Circuits and …, 2019 - ieeexplore.ieee.org
A highly reconfigurable charge-domain switched--C biquad band-pass filter (BPF) topology
that utilizes an interleaved semi-passive charge-sharing technique is proposed. It uses only …

Design of high-IF discrete-time receivers for IoT: Demystifying aliasing trade-offs

SB Ferreira, FD Baumgratz, S Bampi… - … on Circuits and …, 2022 - ieeexplore.ieee.org
Discrete-time (DT) receiver (RX) architectures offer low-power implementation, high
configurability, and easy portability to ever finer CMOS nodes. Such features are highly …

Convergence of Artificial Intelligence and Internet of Things for Software‐Defined Radios

S Mehta, XJ Li, S Dalal - … and Industry: Convergence of AI and …, 2024 - Wiley Online Library
Radio spectrum is the most valuable wireless communication resource. With recent
advancements in the internet of things (IoT), it is critical to gather spectrum usage …

Towards ultra-low-voltage and ultra-low-power discrete-time receivers for Internet-of-Things

FW Kuo, SB Ferreira, R Chen, LC Cho… - 2018 IEEE/MTT-S …, 2018 - ieeexplore.ieee.org
In this paper, we investigate an impact of voltage supply scaling on power consumption and
performance of a new class of wireless receivers (RX) for Internet-of-Things (IoT) …