EP4564609A4 - Frequenzselektive oberfläche und räumliches filterverfahren - Google Patents

Frequenzselektive oberfläche und räumliches filterverfahren

Info

Publication number
EP4564609A4
EP4564609A4 EP23856370.4A EP23856370A EP4564609A4 EP 4564609 A4 EP4564609 A4 EP 4564609A4 EP 23856370 A EP23856370 A EP 23856370A EP 4564609 A4 EP4564609 A4 EP 4564609A4
Authority
EP
European Patent Office
Prior art keywords
frequency
filtering method
spatial filtering
selective surface
selective
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23856370.4A
Other languages
English (en)
French (fr)
Other versions
EP4564609A1 (de
Inventor
Suidao Fu
Sucheng Tian
Lianjia Sang
Xigang Xiong
Xiang Gao
Yindian Mao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Publication of EP4564609A1 publication Critical patent/EP4564609A1/de
Publication of EP4564609A4 publication Critical patent/EP4564609A4/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
    • H01Q15/0013—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices working as frequency-selective reflecting surfaces, e.g. FSS, dichroic plates, surfaces being partly transmissive and reflective
    • H01Q15/0026—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices working as frequency-selective reflecting surfaces, e.g. FSS, dichroic plates, surfaces being partly transmissive and reflective said selective devices having a stacked geometry or having multiple layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
    • H01Q15/0013—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices working as frequency-selective reflecting surfaces, e.g. FSS, dichroic plates, surfaces being partly transmissive and reflective
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
EP23856370.4A 2022-08-24 2023-07-21 Frequenzselektive oberfläche und räumliches filterverfahren Pending EP4564609A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202211021650.5A CN117673762A (zh) 2022-08-24 2022-08-24 频率选择表面与空间滤波方法
PCT/CN2023/108731 WO2024041280A1 (zh) 2022-08-24 2023-07-21 频率选择表面与空间滤波方法

Publications (2)

Publication Number Publication Date
EP4564609A1 EP4564609A1 (de) 2025-06-04
EP4564609A4 true EP4564609A4 (de) 2025-11-19

Family

ID=90012386

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23856370.4A Pending EP4564609A4 (de) 2022-08-24 2023-07-21 Frequenzselektive oberfläche und räumliches filterverfahren

Country Status (3)

Country Link
EP (1) EP4564609A4 (de)
CN (1) CN117673762A (de)
WO (1) WO2024041280A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118137168B (zh) * 2024-03-25 2024-08-16 南京林业大学 一种宽频透射、宽频吸波的二维三维混合结构频率选择吸收体
CN119764849A (zh) * 2024-03-27 2025-04-04 中兴通讯股份有限公司 频率选择单元、频率选择表面及基站天线

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030142036A1 (en) * 2001-02-08 2003-07-31 Wilhelm Michael John Multiband or broadband frequency selective surface
US7071889B2 (en) * 2001-08-06 2006-07-04 Actiontec Electronics, Inc. Low frequency enhanced frequency selective surface technology and applications
CN103490175B (zh) * 2013-09-23 2016-01-06 摩比天线技术（深圳）有限公司 一种一体化基站天线
CN110416735A (zh) * 2018-07-16 2019-11-05 西安电子科技大学 具有传输零点的柔性多层频率选择表面
CN111786122A (zh) * 2020-07-26 2020-10-16 中国人民解放军国防科技大学 一种具有高透过率的可重构吸波与透波一体化fss
CN215680980U (zh) * 2021-09-29 2022-01-28 京信通信技术(广州)有限公司 无源天线与多频融合基站天线

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ZHU YUFENG ET AL: "Cross-Band Mutual Coupling Reduction in Dual-Band Base-Station Antennas With a Novel Grid Frequency Selective Surface", IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, IEEE, USA, vol. 69, no. 12, 26 July 2021 (2021-07-26), pages 8991 - 8996, XP011894544, ISSN: 0018-926X, [retrieved on 20211215], DOI: 10.1109/TAP.2021.3098514 *

Also Published As

Publication number Publication date
EP4564609A1 (de) 2025-06-04
CN117673762A (zh) 2024-03-08
WO2024041280A1 (zh) 2024-02-29

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