Small shape-adjustable double ring-shaped ultrahigh frequency RFID tag antenna
A technology of RFID tags and tag antennas, applied in the direction of antenna support/installation device, radiation element structure, etc., to achieve the effect of good performance and total volume reduction
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0030] The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.
[0031] It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0032] Such as figure 1 , 2 Shown is a schematic structural diagram of a preferred embodiment in the form of a rectangular loop of a small, adjustable shape double-loop UHF RFID tag antenna of the present invention. This embodiment includes a rectangular substrate 3 (ε r =4.4,μ r =1), RFID tag chip 4 (Monza4 chip is used in this embodiment, the impedance is 11-j143Ω when the operating frequency is 915MHz), inner ring 1, outer ring 2 with an inverted Z-shaped notch, by adjusting the substrate 3 The dielectric constant and thickness, the inner ring 1, the outer ring 2 and the size of the gap can change the input impedance and operating frequency of the tag ...
PUM
![No PUM](https://static-eureka.patsnap.com/ssr/23.2.0/_nuxt/noPUMSmall.5c5f49c7.png)
Abstract
Description
Claims
Application Information
![application no application](https://static-eureka.patsnap.com/ssr/23.2.0/_nuxt/application.06fe782c.png)
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap