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Patent Searching and Data


Title:
COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND VEHICLE-MOUNTED DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/061910
Kind Code:
A1
Abstract:
The objective of the invention is to allow for communications with a vehicle-mounted device for which the supply of power from the vehicle has been stopped. A communication apparatus (200) comprises: a light emitting element (211) that outputs an optical energy to a vehicle-mounted device (100); and a vehicle information receiving unit that receives vehicle information from the vehicle-mounted device (100) via an antenna (212). The vehicle-mounted device (100) comprises: a communication circuit that communicates with the communication apparatus (200); and a photoelectric cell (122) that converts the optical energy, which is supplied from the communication apparatus (200), to a power and supplies the power to the communication circuit. The communication circuit of the vehicle-mounted device (100) comprises: a vehicle information storing unit that stores the vehicle information in a nonvolatile manner; and a vehicle information transmitting unit that transmits the vehicle information stored by the vehicle information storing unit to the communication apparatus (200).

Inventors:
MABUCHI YOSHIHIRO (JP)
NAKAYAMA HIROYUKI (JP)
Application Number:
PCT/JP2012/077212
Publication Date:
May 02, 2013
Filing Date:
October 22, 2012
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
G07B15/00; G06Q30/04; G06Q50/10; G08G1/09
Foreign References:
JPS6082400U1985-06-07
JP2001099660A2001-04-13
JP2004284657A2004-10-14
Attorney, Agent or Firm:
MORI Ryuichirou et al. (JP)
Woods Ryuichiro (JP)
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Claims: