IEEE Solid-States Circuits Magazine - Spring 2022 - 44

Kostas Doris, Alessio Filippi, and Feike Jansen
The pathway to
higher resolution
Reframing
A
44
The step to conditional driving
ing the strengths of
fast-chirp frequencymodulated
continuouswave
(FMCW) waveform for distance
and velocity sensing. Building on universal
adoption of FMCW waveforms,
innovation at the circuit architecture
level exploits millimeter-wave
Digital Object Identifier 10.1109/MSSC.2022.3167344
Date of current version: 25 June 2022
automation and beyond toward Levels
3-5 (Figure 1) will require substantial
sensing performance improvements
in new fronts, such as high angular
resolution and optimized fields of
view (FoVs) for azimuth and elevation
and robustness to radar-to-radar
interference. Enhanced sensitivity
will be needed to support the reliable
detection of motorcycles at far
distances, pedestrians, or debris on
the road in the vicinity of trucks or
SPRING 2022
IEEE SOLID-STATE CIRCUITS MAGAZINE
1943-0582/22©2022IEEE
Fast-Chirp FMCW
leverag(mm-wave)
and baseband processing
strengths of nanometer (nm) CMOS
processes to enable range and velocity
performance scaling in the 76-81-GHz
band (Figure 1). In combination with
nm-scaled automotive qualified microprocessors,
this evolution promotes
sensor tailoring for short-, mid-, and
long-range use cases and opens a pathway
to high angular resolution and
radar imaging with the use of multiple-input,
multiple-output (MIMO)
techniques and sensor cascading.
Transceivers for Future
Automotive Radar
utomotive radar is
evolving,

IEEE Solid-States Circuits Magazine - Spring 2022

Table of Contents for the Digital Edition of IEEE Solid-States Circuits Magazine - Spring 2022

Contents
IEEE Solid-States Circuits Magazine - Spring 2022 - Cover1
IEEE Solid-States Circuits Magazine - Spring 2022 - Cover2
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