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Patent Searching and Data


Title:
INFORMATION PROVIDING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2010/038303
Kind Code:
A1
Abstract:
An information providing system (100) includes: a digital converter (74) which converts predetermined information to be transmitted to a digital signal; a magnetic energy regeneration switch (MERS) (30) connected in series to a DC power source (2) and an illumination lamp (60); and a control unit (40) which is connected to a magnetic energy regeneration switch (MEERS) (30) and changes frequency of high-frequency current supplied to the illumination lamp (60) by the magnetic energy regeneration switch (MERS) (30) according to the digital signal so as to rapidly control the bright/dark change of the illumination lamp (60), thereby realizing transmission of predetermined information based on the bright/dark change of the illumination lamp (60).

Inventors:
SHIGA MASAHITO (JP)
KITAHARA TADAYUKI (JP)
KAMIKO SATOSHI (JP)
KOJIMA NAOTO (JP)
FUKUDA SHIRO (JP)
Application Number:
PCT/JP2008/067966
Publication Date:
April 08, 2010
Filing Date:
October 02, 2008
Export Citation:
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Assignee:
MERSTECH INC (JP)
SHIGA MASAHITO (JP)
KITAHARA TADAYUKI (JP)
KAMIKO SATOSHI (JP)
KOJIMA NAOTO (JP)
FUKUDA SHIRO (JP)
International Classes:
H04B10/114; H05B41/392
Foreign References:
JPH01292918A1989-11-27
JP2007267040A2007-10-11
JPH10302184A1998-11-13
JP2008071545A2008-03-27
JP2000358359A2000-12-26
JP2007174723A2007-07-05
JP2007252049A2007-09-27
JP2007252048A2007-09-27
Attorney, Agent or Firm:
SHOBAYASHI, Masayuki (JP)
Right wood Masayuki (JP)
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