28-GHz CMOS Up-conversion Mixer with Improved LO Second-harmonic Leakage Signal Suppression for 5G Applications
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3178440
Abstract: A CMOS up-conversion mixer with an intermediate frequency (IF) amplifier and local oscillator (LO) buffer is presented for mobile 28-GHz-band 5G dual-conversion transceivers. A balun transformer with improved common-mode rejection ratio characteristics is proposed to… read more here.
Keywords: second harmonic; conversion mixer; conversion; harmonic leakage ... See more keywords
Miniaturized 24 GHz FMCW Radar Leakage Mitigation With Synchronized Subtraction
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2024.3422397
Abstract: Frequency-modulated continuous-wave (FMCW) radar sensors are widely used to measure range, velocity, and target status. As the range of applications for FMCW radar sensors expands, there is an increasing demand for smaller FMCW radar sensors… read more here.
Keywords: leakage signal; radar; radar sensors; fmcw radar ... See more keywords
Adaptive Nonlinear RF Cancellation for Improved Isolation in Simultaneous Transmit–Receive Systems
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2017.2786729
Abstract: This paper proposes an active radio frequency (RF) cancellation solution to suppress the transmitter (TX) passband leakage signal in radio transceivers supporting simultaneous transmission and reception. The proposed technique is based on creating an opposite-phase… read more here.
Keywords: nonlinear cancellation; cancellation; leakage signal; isolation ... See more keywords
Fatigue Life Assessment of API Steel Grade X65 Pipeline Using a Modified Basquin Parameter of the Magnetic Flux Leakage Signal
Sign Up to like & getrecommendations! Published in 2023 at "Materials"
DOI: 10.3390/ma16020464
Abstract: This paper presents a modified fatigue life model of the Basquin equation using the stress parameter of the magnetic flux leakage signal. Most pipeline steels experience cyclic loading during service and the influence of the… read more here.
Keywords: flux leakage; basquin equation; modified basquin; leakage signal ... See more keywords