Title:
INFORMATION READER
Document Type and Number:
Japanese Patent JP2023015763
Kind Code:
A
Abstract:
To provide a configuration capable of improving a reading performance without providing any movable parts and the like.SOLUTION: An article G to which a radio tag T is attached is housed in a housing space S formed so as to suppress leakage of electric waves by a casing 20, and reading processing for reading information from the radio tag T housed in the housing space S by utilizing antennas 31, 32 disposed in the housing space S is performed by a control part 40. The control part 40 includes: output frequency changing means for changing an output frequency of electric waves outputted from each of the antennas 31, 32; and phase difference changing means for changing a phase difference by changing phase of electric waves outputted from each of the antennas 31, 32.SELECTED DRAWING: Figure 1
Inventors:
MASUDA YUSUKE
ENOMOTO KOHEI
ENOMOTO KOHEI
Application Number:
JP2021119724A
Publication Date:
February 01, 2023
Filing Date:
July 20, 2021
Export Citation:
Assignee:
DENSO WAVE INC
International Classes:
G06K7/10
Attorney, Agent or Firm:
Akito Tagashita
Katsuhiko Tateishi
Katsuhiko Tateishi
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