Title:
RFID ANTENNA MODULE
Document Type and Number:
WIPO Patent Application WO/2022/025438
Kind Code:
A1
Abstract:
Proposed is an RFID antenna module in which feed pins of a patch antenna are connected to a first coupler and a second coupler so that the patch antenna operates as a left hand circular polarization antenna and a right hand circular polarization antenna. The proposed RFID antenna module comprises first to fourth feed pins penetrating through a laminate in which a dielectric, an upper patch, and a lower patch are laminated, and the first to fourth feed pins are spaced apart from each other.
Inventors:
HWANG CHUL (KR)
Application Number:
PCT/KR2021/007872
Publication Date:
February 03, 2022
Filing Date:
June 23, 2021
Export Citation:
Assignee:
AMOTECH CO LTD (KR)
International Classes:
H01Q1/22; G06K7/10; H01Q9/04
Foreign References:
| JP2966690B2 | 1999-10-25 | |||
| KR100976087B1 | 2010-08-16 | |||
| KR101862753B1 | 2018-05-31 | |||
| KR101857459B1 | 2018-05-15 | |||
| KR102018049B1 | 2019-09-04 |
Attorney, Agent or Firm:
KIM, Churchill (KR)
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