Title:
車識別システム
Document Type and Number:
Japanese Patent JP7108360
Kind Code:
B2
Abstract:
To provide a vehicle identification system using a transponder having a simpler configuration than before.SOLUTION: A vehicle identification system includes a reference device mounted on a main vehicle, and one or plural response devices mounted on one or plural sub vehicles, respectively. The reference device transmits a transmission wave of a predetermined frequency to the sub vehicle and identifies the sub vehicle based on a response wave to the transmission wave, and the response device transmits the response wave, which is a frequency deviation of the transmission wave by an identification frequency uniquely set to the own sub vehicle toward the main vehicle.SELECTED DRAWING: Figure 2
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Inventors:
Takatomo Watanabe
Masahiko Okada
Hiroshi Harada
Matsunaga Isao
Masahiko Okada
Hiroshi Harada
Matsunaga Isao
Application Number:
JP2020071569A
Publication Date:
July 28, 2022
Filing Date:
April 13, 2020
Export Citation:
Assignee:
Defense Equipment Commissioner
YDK Technologies Co., Ltd.
YDK Technologies Co., Ltd.
International Classes:
G08G1/16; G01S13/08; G01S13/42; G01S13/58; G01S13/87
Domestic Patent References:
| JP2005109759A | ||||
| JP6214019A | ||||
| JP2007189436A | ||||
| JP2007249911A | ||||
| JP2016538560A | ||||
| JP2004233277A | ||||
| JP2016142526A |
Attorney, Agent or Firm:
Sumio Tanai
Yoshifumi Saeki
Hisanori Takahashi
Takeo Okita
Yoshifumi Saeki
Hisanori Takahashi
Takeo Okita
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