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Gas spectroscopy system for breath analysis at mm-wave/THz using SiGe BiCMOS circuits
The unique fingerprint spectra of volatile organic compounds for breath analysis and toxic
industrial chemicals make an mm-wave (mmW)/THz gas sensor very specific and sensitive …
industrial chemicals make an mm-wave (mmW)/THz gas sensor very specific and sensitive …
Analysis and design of wide-band millimeter-wave transformer-based VCO and ILFDs
Several transformer-based techniques are proposed to enhance the frequency tuning range
of mm-wave voltage-controlled oscillators (VCOs) and the frequency locking range of …
of mm-wave voltage-controlled oscillators (VCOs) and the frequency locking range of …
85-to-127 GHz CMOS signal generation using a quadrature VCO with passive coupling and broadband harmonic combining for rotational spectroscopy
A quadrature LC-VCO incorporating passive coupling and broadband harmonic combining
for frequency multiplication by 4, and NMOS switched variable inductors is fabricated in 65 …
for frequency multiplication by 4, and NMOS switched variable inductors is fabricated in 65 …
245-GHz transmitter array in SiGe BiCMOS for gas spectroscopy
K Schmalz, J Borngräber, W Debski… - IEEE Transactions …, 2016 - ieeexplore.ieee.org
A 245-GHz transmitter (TX) array with an integrated antenna-array for a gas spectroscopy
system has been realized. It consists of a push-push VCO with a 1/64 frequency divider …
system has been realized. It consists of a push-push VCO with a 1/64 frequency divider …
160–310 GHz frequency doubler in 65-nm CMOS with 3-dBm peak output power for rotational spectroscopy
A 160-310 GHz frequency doubler for rotational spectroscopy with a driver amplifier is
demonstrated in a 65-nm bulk CMOS process. At 0-dBm input power, the measured output …
demonstrated in a 65-nm bulk CMOS process. At 0-dBm input power, the measured output …
A 148-GHz radiator using a coupled loop oscillator with a quad-feed antenna in 22-nm FD-SOI
This article presents a 148-GHz coupled loop fundamental oscillator with a quad-feed
octagonal slot antenna. The proposed loop configuration with a multi-feed antenna leads to …
octagonal slot antenna. The proposed loop configuration with a multi-feed antenna leads to …
Precompensation and system parameters estimation for low-cost nonlinear tera-hertz transmitters in the presence of I/Q imbalance
Tera-Hertz (THz) transmission can offer several attractive applications, yet develo** low-
cost energy-efficient THz devices is at an early stage. The most promising low-cost THz …
cost energy-efficient THz devices is at an early stage. The most promising low-cost THz …
180-GHz pulsed CMOS transmitter for molecular sensing
DJ Nemchick, H Hakopian, BJ Drouin… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
The performance of a CMOS transmitter designed for planetary science in situ molecular
sensing applications having an operational bandwidth of 180-190 GHz and peak output …
sensing applications having an operational bandwidth of 180-190 GHz and peak output …
[HTML][HTML] A 90-102 GHz CMOS based pulsed Fourier transform spectrometer: New approaches for in situ chemical detection and millimeter-wave cavity-based …
DJ Nemchick, BJ Drouin, MJ Cich, T Crawford… - Review of Scientific …, 2018 - pubs.aip.org
We present a system level description of a cavity-enhanced millimeter-wave spectrometer
that is the first in its class to combine source and detection electronics constructed from …
that is the first in its class to combine source and detection electronics constructed from …
Complementary metal oxide semiconductor integrated circuits for rotational spectroscopy
CMOS (Complementary Metal Oxide Semiconductor) transmitter and receiver circuits for
rotational spectroscopy are demonstrated. The IC's implemented in 65-nm CMOS consist of …
rotational spectroscopy are demonstrated. The IC's implemented in 65-nm CMOS consist of …