Reflecting Surface Based on Miniaturized CRLH Inspired True Time Delay Line

Kaiqi Chang; Zhi Li; Nathan Chordas-Ewell; Jun H. Choi

doi:10.1109/AP-S/CNC-USNC-URSI55537.2025.11266846

Reflecting Surface Based on Miniaturized CRLH Inspired True Time Delay Line

Kaiqi Chang
, Zhi Li
, Nathan Chordas-Ewell
, Jun H. Choi

Department of Electrical Engineering

SUNY Buffalo

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

A reflecting surface based on composite right/lefthanded (CRLH) inspired true time delay (TTD) reflection lines is presented. The reflected main beams are designed to collimate towards 40° elevation angle in the entire passband from 2.2 GHz to 2.6 GHz(16%).

Original language	English
Title of host publication	2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings
Publisher	Institute of Electrical and Electronics Engineers Inc.
Pages	1408-1410
Number of pages	3
ISBN (Electronic)	9798331523671
DOIs	https://doi.org/10.1109/AP-S/CNC-USNC-URSI55537.2025.11266846
State	Published - 2025
Event	2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Ottawa, Canada Duration: Jul 13 2025 → Jul 18 2025

Publication series

Name	IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)
ISSN (Print)	1522-3965
ISSN (Electronic)	1947-1491

Conference

Conference	2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025
Country/Territory	Canada
City	Ottawa
Period	07/13/25 → 07/18/25

Access to Document

10.1109/AP-S/CNC-USNC-URSI55537.2025.11266846

Cite this

Chang, K., Li, Z., Chordas-Ewell, N., & Choi, J. H. (2025). Reflecting Surface Based on Miniaturized CRLH Inspired True Time Delay Line. In 2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings (pp. 1408-1410). (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)). Institute of Electrical and Electronics Engineers Inc.. https://doi.org/10.1109/AP-S/CNC-USNC-URSI55537.2025.11266846

Chang, Kaiqi ; Li, Zhi ; Chordas-Ewell, Nathan et al. / Reflecting Surface Based on Miniaturized CRLH Inspired True Time Delay Line. 2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 2025. pp. 1408-1410 (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)).

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title = "Reflecting Surface Based on Miniaturized CRLH Inspired True Time Delay Line",

abstract = "A reflecting surface based on composite right/lefthanded (CRLH) inspired true time delay (TTD) reflection lines is presented. The reflected main beams are designed to collimate towards 40° elevation angle in the entire passband from 2.2 GHz to 2.6 GHz(16\%).",

author = "Kaiqi Chang and Zhi Li and Nathan Chordas-Ewell and Choi, \{Jun H.\}",

note = "Publisher Copyright: {\textcopyright} 2025 IEEE.; 2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 ; Conference date: 13-07-2025 Through 18-07-2025",

year = "2025",

doi = "10.1109/AP-S/CNC-USNC-URSI55537.2025.11266846",

language = "English",

series = "IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)",

publisher = "Institute of Electrical and Electronics Engineers Inc.",

pages = "1408--1410",

booktitle = "2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings",

address = "United States",

}

Chang, K, Li, Z, Chordas-Ewell, N & Choi, JH 2025, Reflecting Surface Based on Miniaturized CRLH Inspired True Time Delay Line. in 2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings. IEEE Antennas and Propagation Society, AP-S International Symposium (Digest), Institute of Electrical and Electronics Engineers Inc., pp. 1408-1410, 2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025, Ottawa, Canada, 07/13/25. https://doi.org/10.1109/AP-S/CNC-USNC-URSI55537.2025.11266846

Reflecting Surface Based on Miniaturized CRLH Inspired True Time Delay Line. / Chang, Kaiqi; Li, Zhi; Chordas-Ewell, Nathan et al.
2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 2025. p. 1408-1410 (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

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AU - Chang, Kaiqi

AU - Li, Zhi

AU - Chordas-Ewell, Nathan

AU - Choi, Jun H.

PY - 2025

Y1 - 2025

N2 - A reflecting surface based on composite right/lefthanded (CRLH) inspired true time delay (TTD) reflection lines is presented. The reflected main beams are designed to collimate towards 40° elevation angle in the entire passband from 2.2 GHz to 2.6 GHz(16%).

AB - A reflecting surface based on composite right/lefthanded (CRLH) inspired true time delay (TTD) reflection lines is presented. The reflected main beams are designed to collimate towards 40° elevation angle in the entire passband from 2.2 GHz to 2.6 GHz(16%).

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U2 - 10.1109/AP-S/CNC-USNC-URSI55537.2025.11266846

DO - 10.1109/AP-S/CNC-USNC-URSI55537.2025.11266846

M3 - Conference contribution

AN - SCOPUS:105030851175

T3 - IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)

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EP - 1410

BT - 2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings

PB - Institute of Electrical and Electronics Engineers Inc.

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Y2 - 13 July 2025 through 18 July 2025

ER -

Chang K, Li Z, Chordas-Ewell N, Choi JH. Reflecting Surface Based on Miniaturized CRLH Inspired True Time Delay Line. In 2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings. Institute of Electrical and Electronics Engineers Inc. 2025. p. 1408-1410. (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)). doi: 10.1109/AP-S/CNC-USNC-URSI55537.2025.11266846

Reflecting Surface Based on Miniaturized CRLH Inspired True Time Delay Line

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