Amplitude-phase decoupling metasurface
Through the combination of graphene adjustable structure and PIN diode, the amplitude phase decoupling of electromagnetic waves is achieved, solving the problem that traditional metasurfaces cannot independently control the amplitude and phase, and achieving efficient control of electromagnetic waves.
CN120376946APending Publication Date: 2025-07-25CHENGDU CHAOYUAN OPTICAL TECH CO LTD
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Patent Information
- Application Number
- CN202410093214.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-23
- Publication Date
- 2025-07-25
AI Technical Summary
Technical Problem
In the prior art, traditional electromagnetic metasurfaces are difficult to independently control the amplitude and phase, resulting in the inability to effectively control the electromagnetic waves.
Method used
The design of combining graphene adjustable structure and PIN diode is adopted to control the amplitude and the diode controls the phase to achieve amplitude phase decoupling.
Benefits of technology
It realizes 1-bit phase regulation and dynamic adjustment of amplitude, which can efficiently and independently control the amplitude and phase of electromagnetic waves, and has a simple structure.
✦ Generated by Eureka AI based on patent content.
Abstract
The invention discloses an amplitude-phase decoupling type metasurface, and relates to the technical field of electromagnetic metasurfaces. The invention aims to solve the problem that there is no amplitude-phase decoupling metasurface at present. The graphene composite board sequentially comprises a graphene adjustable structure, a foam board layer, a first metal patch, a second metal patch, a first substrate layer, a metal ground, a bonding layer and a second substrate layer from top to bottom, the graphene adjustable structure sequentially comprises a first lining plate layer, a first graphene layer, an ionic liquid layer, a second graphene layer and a second lining plate layer; the first metal patch and the second metal patch are arranged on the upper surface of the first substrate layer and are connected through the diode; a third square patch is further arranged on the upper surface of the first substrate layer, and the third square patch is connected with the second metal patch through an inductor; one end of the second metal conductive column is connected with the lower surface of the second substrate; the other end of the first metal conductive column is connected with the lower surface of the first metal patch. The invention is used for controlling electromagnetic waves.
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