US 12,014,239 B2
Shielded RF tag reader
Noriyuki Suzuki, Osaka (JP)
Assigned to ASTERISK, INC., Osaka (JP)
Appl. No. 17/291,370
Filed by ASTERISK, INC., Osaka (JP)
PCT Filed Nov. 28, 2018, PCT No. PCT/JP2018/043860
§ 371(c)(1), (2) Date May 5, 2021,
PCT Pub. No. WO2019/150733, PCT Pub. Date Aug. 8, 2019.
Claims priority of application No. 2018-209301 (JP), filed on Nov. 6, 2018.
Prior Publication US 2022/0004723 A1, Jan. 6, 2022
Int. Cl. G06K 7/10 (2006.01)
CPC G06K 7/10079 (2013.01) [G06K 7/10297 (2013.01); G06K 7/10316 (2013.01)] 2 Claims
OG exemplary drawing
 
1. A reader that reads information from a RF tag attached to an article, comprising:
an antenna configured to radiate radio waves to communicate with the RF tag; and
a shield that accommodates the antenna and has an opening larger than the article, the shield including a radio wave absorption layer configured to absorb the radio waves; and a radio wave reflection layer disposed on an outside of the radio wave absorption layer, the radio wave reflection layer configured to reflect the radio waves, and
the reader configured to read information from the RF tag while keeping the shield open.