Pushing the Limit of Range Resolution Beyond Bandwidth Constraint with Triangle FMCW

Fuente: arXiv

Gespeichert in:

Bibliographische Detailangaben
1. Verfasser:	Zhang, Yanbo
Format:	Preprint
Veröffentlicht:	2024
Schlagworte:	Signal Processing
Online-Zugang:	Acceder al recurso
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Ähnliche Einträge

Multi-target Range, Doppler and Angle estimation in MIMO-FMCW Radar with Limited Measurements
von: Rai, Chandrashekhar, et al.
Veröffentlicht: (2025)

FMCW Lidar Beyond Nyquist by Instantaneous Frequency Fitting
von: Ulvog, Alfred Krister, et al.
Veröffentlicht: (2026)

Low-Complexity Super-Resolution Signature Estimation of XL-MIMO FMCW Radar
von: Rai, Chandrashekhar, et al.
Veröffentlicht: (2025)

High Resolution Millimeter Wave Imaging Based on FMCW Radar Systems at W-Band
von: Hamidi, Shahrokh, et al.
Veröffentlicht: (2024)

Sub-Resolution mmWave FMCW Radar-based Touch Localization using Deep Learning
von: Rao, Raghunandan M., et al.
Veröffentlicht: (2024)

Lightweight Range-Angle Imaging Based Algorithm for Quasi-Static Human Detection on Low-Cost FMCW Radar
von: Trinh, Huy, et al.
Veröffentlicht: (2026)

Modeling and Modulation Optimization for OWC Limited by Electronic and Photonic Bandwidth
von: Liu, Xiaochen, et al.
Veröffentlicht: (2026)

Doppler-Domain Respiratory Amplification for Semi-Static Human Occupancy Detection Using Low-Resolution SIMO FMCW Radar
von: Trinh, Huy, et al.
Veröffentlicht: (2026)

RIS-Enabled Self-Localization with FMCW Radar
von: Kim, Hyowon, et al.
Veröffentlicht: (2025)

Near-Range Environmental Perception for Inland Waterway Vessels: A Comparative Study of LiDAR and Automotive FMCW RADAR Sensors
von: Herrmann, R., et al.
Veröffentlicht: (2024)

On the Fractional Fourier Transform for FMCW Radar Interference Mitigation
von: Oswald, Christian, et al.
Veröffentlicht: (2026)

FMCW Radar Interference Mitigation based on the Fractional Fourier Transform
von: Oswald, Christian, et al.
Veröffentlicht: (2025)

Respiration Monitoring of Multiple People using Multi-site FMCW SISO Radar Systems
von: Qin, Lang, et al.
Veröffentlicht: (2026)

Gesture Recognition for FMCW Radar on the Edge
von: Strobel, Maximilian, et al.
Veröffentlicht: (2023)

Analysis of Processing Pipelines for Indoor Human Tracking using FMCW radar
von: Wang, Dingyang, et al.
Veröffentlicht: (2024)

3D-Image Reconstruction using MIMO-SAR FMCW Radar
von: Jha, Ayush, et al.
Veröffentlicht: (2025)

On the Sensing Performance of FMCW-based Integrated Sensing and Communications with Arbitrary Constellations
von: Gaviria, Daniel Gil, et al.
Veröffentlicht: (2025)

CDM Based Virtual FMCW MIMO Radar Imaging at 79GHz
von: Hamidi, Shahrokh, et al.
Veröffentlicht: (2020)

Towards Radar-Agnostic Gait Analysis Across UWB and FMCW Systems
von: Hadjipanayi, Charalambos, et al.
Veröffentlicht: (2026)

End-to-End Learning of Transmitter and Receiver Filters in Bandwidth Limited Fiber Optic Communication Systems
von: Nielsen, Søren Føns, et al.
Veröffentlicht: (2024)

A Game-Theoretic Approach for High-Resolution Automotive FMCW Radar Interference Avoidance
von: Pan, Yunian, et al.
Veröffentlicht: (2025)

FMCW Radar Principles and Human Activity Recognition Systems: Foundations, Techniques, and Applications
von: Bi, Ziqian, et al.
Veröffentlicht: (2024)

FMCW-Based Integrated Sensing and Communication System: Design, Implementation, and Experimental Measurements
von: Temiz, Murat, et al.
Veröffentlicht: (2026)

ISAC with Affine Frequency Division Multiplexing: An FMCW-Based Signal Processing Perspective
von: Zhu, Jiajun, et al.
Veröffentlicht: (2025)

Transformer-Based Heartbeat Monitoring with FMCW Radar Under Random Body Motion
von: Pardi, Matteo, et al.
Veröffentlicht: (2026)

Simultaneous Pre-compensation for Bandwidth Limitation and Fiber Dispersion in Cost-Sensitive IM/DD Transmission Systems
von: Zhao, Zhe, et al.
Veröffentlicht: (2025)

Ambiguity Function Shaping in FMCW Automotive Radar
von: Esmaeilbeig, Zahra, et al.
Veröffentlicht: (2024)

RIMformer: An End-to-End Transformer for FMCW Radar Interference Mitigation
von: Zhang, Ziang, et al.
Veröffentlicht: (2024)

Dual-Functional FMCW Waveform for Terahertz Space Debris Detection and Inter-Satellite Communications
von: Yin, Zhepu, et al.
Veröffentlicht: (2024)

A Decoupling-based Approach for Signature Estimation of Wideband XL MIMO-FMCW Radars
von: Rai, Chandrashekhar, et al.
Veröffentlicht: (2026)

Direction of Arrival Estimation with Virtual Antenna Array Using FMCW Radar Simulated Data
von: Kurtoglu, Emre, et al.
Veröffentlicht: (2025)

Grouped Target Tracking and Seamless People Counting with a 24 GHz MIMO FMCW
von: Wang, Dingyang, et al.
Veröffentlicht: (2025)

RMD: Robust Modal Decomposition with Constrained Bandwidth
von: Hao, Wang, et al.
Veröffentlicht: (2025)

An RF-Domain Leakage Cancellation Scheme for FMCW Radars
von: Chen, Yikuan, et al.
Veröffentlicht: (2024)

FERT: Real-Time Facial Expression Recognition with Short-Range FMCW Radar
von: Kahya, Sabri Mustafa, et al.
Veröffentlicht: (2024)

FOOD: Facial Authentication and Out-of-Distribution Detection with Short-Range FMCW Radar
von: Kahya, Sabri Mustafa, et al.
Veröffentlicht: (2024)

Enhanced Support Vector Machine Based Signal Recovery in Bandwidth-Limited 50-100 Gbit/s Flexible DS-PON
von: Wu, Liyan, et al.
Veröffentlicht: (2024)

LUT-Assisted Clock Data Recovery and Equalization for Burst-Mode 50-100 Gbit/s Bandwidth-Limited Flexible PON
von: Huang, Yanlu, et al.
Veröffentlicht: (2024)

Leakage Mitigation in Heterodyne FMCW Radar For Small Drone Detection with Stationary Point Concentration Technique
von: Park, Junhyeong, et al.
Veröffentlicht: (2018)

Advanced Stationary Point Concentration Technique for Leakage Mitigation and Small Drone Detection with FMCW Radar
von: Park, Junhyeong, et al.
Veröffentlicht: (2020)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
language	"de"
ui	"standard"
VUFIND_SESSION	"f5ffe0805e7665e807365d7bb33f4aea"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1790944405.0207 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "f5ffe0805e7665e807365d7bb33f4aea" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1433}
SessionHelper	Laminas\Stdlib\ArrayObject {#1759}

Server/Request Data

Key	Value
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"language=de; ui=standard; VUFIND_SESSION=f5ffe0805e7665e807365d7bb33f4aea"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.217.142"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"48110"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2404_04606/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/%0Aarxiv_https___arxiv_org_abs_2404_04606/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1790944405.0129
REQUEST_TIME	1790944405

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler