KR20250153234A - 리플렉터 - Google Patents

리플렉터

Info

Publication number
KR20250153234A
KR20250153234A KR1020257031116A KR20257031116A KR20250153234A KR 20250153234 A KR20250153234 A KR 20250153234A KR 1020257031116 A KR1020257031116 A KR 1020257031116A KR 20257031116 A KR20257031116 A KR 20257031116A KR 20250153234 A KR20250153234 A KR 20250153234A
Authority
KR
South Korea
Prior art keywords
reflector
conductor pattern
reflection
dielectric layer
ghz
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
KR1020257031116A
Other languages
English (en)
Korean (ko)
Inventor
나오키 나가오카
다이키 가토
Original Assignee
닛토덴코 가부시키가이샤
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 닛토덴코 가부시키가이샤 filed Critical 닛토덴코 가부시키가이샤
Publication of KR20250153234A publication Critical patent/KR20250153234A/ko
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
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H01Q15/148—Reflecting surfaces; Equivalent structures with means for varying the reflecting properties
    • 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
    • H01Q15/0086—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices having materials with a synthesized negative refractive index, e.g. metamaterials or left-handed materials
    • 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
    • H01Q15/14—Reflecting surfaces; Equivalent structures

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
KR1020257031116A 2023-03-31 2024-03-28 리플렉터 Pending KR20250153234A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2023-058657 2023-03-31
JP2023058657 2023-03-31
PCT/JP2024/012860 WO2024204632A1 (ja) 2023-03-31 2024-03-28 リフレクタ

Publications (1)

Publication Number Publication Date
KR20250153234A true KR20250153234A (ko) 2025-10-24

Family

ID=92906854

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020257031116A Pending KR20250153234A (ko) 2023-03-31 2024-03-28 리플렉터

Country Status (6)

Country Link
EP (1) EP4693745A1 (https=)
JP (1) JPWO2024204632A1 (https=)
KR (1) KR20250153234A (https=)
CN (1) CN120898328A (https=)
TW (1) TW202448022A (https=)
WO (1) WO2024204632A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5177708B2 (ja) 2010-08-27 2013-04-10 株式会社エヌ・ティ・ティ・ドコモ リフレクトアレイ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4990188B2 (ja) * 2008-02-29 2012-08-01 三菱電機株式会社 反射板
JP5372118B2 (ja) * 2011-11-30 2013-12-18 株式会社エヌ・ティ・ティ・ドコモ リフレクトアレー
JP7134594B2 (ja) 2016-03-18 2022-09-12 日東電工株式会社 絶縁樹脂材料、それを用いた金属層付絶縁樹脂材料および配線基板
WO2018215389A1 (en) 2017-05-22 2018-11-29 F. Hoffmann-La Roche Ag Therapeutic compounds and compositions, and methods of use thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5177708B2 (ja) 2010-08-27 2013-04-10 株式会社エヌ・ティ・ティ・ドコモ リフレクトアレイ

Also Published As

Publication number Publication date
TW202448022A (zh) 2024-12-01
WO2024204632A9 (ja) 2025-04-10
JPWO2024204632A1 (https=) 2024-10-03
EP4693745A1 (en) 2026-02-11
CN120898328A (zh) 2025-11-04
WO2024204632A1 (ja) 2024-10-03

Similar Documents

Publication Publication Date Title
JP7745656B2 (ja) リフレクタ
Kakhki et al. Millimeter-wave beam-tilting Vivaldi antenna with gain enhancement using multilayer FSS
Kurra et al. FSS properties of a uniplanar EBG and its application in directivity enhancement of a microstrip antenna
Li et al. Miniaturized double-layer EBG structures for broadband mutual coupling reduction between UWB monopoles
US8730125B2 (en) Low-cost high-gain planar antenna using a metallic mesh cap for millimeter-wave freqeuncy thereof
EP3223369B1 (en) Re-radiation repeater
KR101756816B1 (ko) 소형화된 단위구조의 반복 배열을 가지는 대역 저지 동작 주파수 선택 표면구조
Nasir et al. A novel integrated Yagi–Uda and dielectric rod antenna with low sidelobe level
Kushwaha et al. An UWB fractal antenna with defected ground structure and swastika shape electromagnetic band gap
Kossifos et al. A NRI-TL metamaterial leaky-wave antenna radiating at broadside with zero beam-squinting
Chen et al. Dual-band high impedance surface with mushroom-type cells loaded by symmetric meandered slots
CN114361806A (zh) 一种小型化吸透一体频率选择表面
Karagianni et al. Atmospheric effects on EM propagation and weather effects on the performance of a dual band antenna for WLAN communications
Dardeer et al. A novel UWB Vivaldi antenna array for radar applications
KR20250153234A (ko) 리플렉터
Razi et al. Improving the bandwidth of high gain Fabry-Perot antenna using EBG substrate
Patel et al. High gain metamaterial radome design for microstrip based radiating structure
Raj et al. High gain antenna with DGS for wireless applications
Divya et al. Design and implementation of slotted metamaterial stacked microstrip patch antenna for broadband applications
WO2024204610A9 (ja) リフレクタ
Chatterjee et al. A Monolayer Frequency‐Selective Surface for Wideband Shielding Application with Adequate Out‐of‐Band Separation and Angular Stability
Kumar et al. A frequency selective surface based polarization-independent band notched electromagnetic (EM) wave absorber
Hou et al. A dielectric-loaded FSS-based radome design with an adjustable RCS reduction band
Mahyoub et al. Evaluation of the Efficiency of the Metamaterial in the Development of Microstrip patch Antennas using LTCC Technology
TW202501888A (zh) 反射器、輥體、輥體之製造方法

Legal Events

Date Code Title Description
D11 Substantive examination requested

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D11-EXM-PA0201 (AS PROVIDED BY THE NATIONAL OFFICE)

PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

Q12 Application published

Free format text: ST27 STATUS EVENT CODE: A-1-1-Q10-Q12-NAP-PG1501 (AS PROVIDED BY THE NATIONAL OFFICE)