Title:
ウォークスルーチェックアウトステーション
Document Type and Number:
Japanese Patent JP7008801
Kind Code:
B2
Abstract:
Systems and methods for implementing a radio frequency identifier (RFID) system are provided. The methods include transmitting a radio frequency (RF) signal, by an RFID interrogator with multiple antennas. The methods include receiving a superimposed received signal. The superimposed received signal includes replies from a first RFID tag and a second RFID tag that are overlapping in time. The methods also include separating the replies from the first RFID tag and second RFID tag though spatial processing of the superimposed received signal.
Inventors:
Hojastepoul, Mohammad
Arslan, Mustafa
Langarajan, Sampas
Arslan, Mustafa
Langarajan, Sampas
Application Number:
JP2020512582A
Publication Date:
January 25, 2022
Filing Date:
September 13, 2019
Export Citation:
Assignee:
NEC Laboratories America, Inc.
International Classes:
G06K7/10; H04B7/0413
Domestic Patent References:
| JP2010066037A | ||||
| JP2005518324A |
Foreign References:
| US20140159869 | ||||
| US20130049934 | ||||
| CN103955657A | ||||
| US20170224438 | ||||
| US20180336380 |
Attorney, Agent or Firm:
Akio Miyazaki
Masaaki Ogata
Masaaki Ogata
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