VOICE GUIDE DEVICE ATTACHED TO PEDESTRIAN SIGNAL LIGHT DEVICE
PROBLEM TO BE SOLVED: To output an attention calling voice even if green light of a pedestrian signal light device is blinking. SOLUTION: The voice guide device has a power source compensating part 8, a sound source 9, and an output control part 10. The power source compensating part 8 identifies li...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
14.02.2008
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Subjects | |
Online Access | Get full text |
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Summary: | PROBLEM TO BE SOLVED: To output an attention calling voice even if green light of a pedestrian signal light device is blinking. SOLUTION: The voice guide device has a power source compensating part 8, a sound source 9, and an output control part 10. The power source compensating part 8 identifies light color signals of green light and red light output to the pedestrian signal light device 3 from a signal controller, to output a voice selection command to the output control part 10, stores electric charge of the light color signal rectified to a direct current, and discharges the stored electric charge in a light-out period to supply a driving DC power source. The sound source 9 stores records of a "crossing permitted" voice signal outputted during lighting of green light of the pedestrian signal light device 3, and of an "attention" voice signal outputted during blinking of green light. The output control part 10 is driven by the DC power source supplied from the power source compensating part 8 and outputs the voice output command to the sound source 9 based on the voice selection command inputted from the power source compensating part 8, to output a specific selected voice signal from the sound source. The specific selected voice is outputted from a loudspeaker 5. COPYRIGHT: (C)2008,JPO&INPIT |
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Bibliography: | Application Number: JP20060204876 |