Results 61 to 70 of about 424,746 (259)

Structural Antennas for 3cm Radar Onboard Multi-Rotor UAV [PDF]

open access: yes, 2017
A series of 3cm amateur band radar antennas suitable for installation on a cinematic grade multi-rotor UAV were considered. A wideband open waveguide mouth antenna was developed that can be made from the existing arms of a multi-rotor UAV without any ...
Gray, D., Le Kernec, J.
core   +1 more source

Design of Modular FMCW Radar and Quantization of Its Range Error

open access: yesSakarya University Journal of Computer and Information Sciences, 2018
This study presents experimental analysis of range error of modular FMCW (frequency modulated continuous wave) radar operating at C-band. As FMCW utilizes frequency modulation, it can measure both range and speed of targets.
Emre Uzundurukan   +2 more
doaj   +1 more source

Frequency-modulated continuous-wave LiDAR compressive depth-mapping [PDF]

open access: yes, 2018
We present an inexpensive architecture for converting a frequency-modulated continuous-wave LiDAR system into a compressive-sensing based depth-mapping camera.
Howell, John C.   +2 more
core   +3 more sources

Design and Implementation of FMCW Surveillance Radar Based on Dual Chirps

open access: yesElektronika ir Elektrotechnika, 2018
We propose and implement a low-complexity dual-chirp FMCW radar system for surveillance applications. The FMCW radar is suitable for the detection of various positions of multiple targets for the monitoring of concealed humans.
Youngseok Jin   +3 more
doaj   +1 more source

Autonomous FMCW Radar Survey of Antarctic Shear Zone [PDF]

open access: yes, 2010
Radar survey of the Antarctic shear zone was conducted using an ultra-wideband (2-10 GHz) frequency modulated continuous wave (FMCW) radar. The radar was mounted on a sled and pulled by a robot that was specifically designed to operate in a harsh polar ...
Arcone, Steven A.   +4 more
core   +2 more sources

The Role of Millimeter-Waves in the Distance Measurement Accuracy of an FMCW Radar Sensor

open access: yesSensors, 2019
High-accuracy, short-range distance measurement is required in a variety of industrial applications e.g., positioning of robots in a fully automated production process, level measurement of liquids in small containers.
Akanksha Bhutani   +5 more
doaj   +1 more source

Improved Heartbeat Detection by Exploiting Temporal Phase Coherency in FMCW Radar

open access: yesIEEE Access, 2021
We propose a novel range-bin selection method, temporal phase coherency (TPC), to improve the accuracy of heartbeat extraction by using the frequency-modulated continuous wave (FMCW) radar.
Ho-Ik Choi   +3 more
doaj   +1 more source

Automotive radar – A signalprocessing perspective oncurrent technology andfuture systems [PDF]

open access: yes, 2018
IEEE Distinguished Microwave LecturerRadar systems are a key technology of modern vehicle safety & comfort systems. Without doubt it will only be the symbiosis of Radar, Lidar and camera-based sensor systems which can enable advanced autonomous driving ...
Gardill, Markus
core  

High Resolution FMCW Level Gauge with Narrowband FMCW Radar [PDF]

open access: yesThe Journal of the Korean Institute of Information and Communication Engineering, 2012
Level Gauge using FMCW Radar is widely used and researched in many areas because of contactless, long range and flexibility. However FMCW level gauge requires wideband RF bandwidth for archiving high resolution of cm grade. In this paper we propose a new tx sawtooth waveform and processing algorithm with narrowband RF for wideband performance.
Soung-Hyun Eum, Woo-Jin Oh
openaire   +1 more source

Ambiguity Function Shaping in FMCW Automotive Radar

open access: yes2023 57th Asilomar Conference on Signals, Systems, and Computers, 2023
Frequency-modulated continuous wave (FMCW) radar with inter-chirp coding produces high side-lobes in the Doppler and range dimensions of the radar's ambiguity function. The high side-lobes may cause miss-detection due to masking between targets that are at similar range and have large received power difference, as is often the case in automotive ...
Zahra Esmaeilbeiz   +2 more
openaire   +2 more sources

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