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Patent Searching and Data


Title:
INFORMATION READING DEVICE
Document Type and Number:
Japanese Patent JP2022132009
Kind Code:
A
Abstract:
To provide an information reading device that reduces user's discomfort even when there is noise in the surroundings.SOLUTION: A code reading device 10 which is an information reading device includes a microphone 32 which is a sensor that detects ambient sounds generated around the information reading device, a speaker 20, a reading unit that reads information, a first output control unit that causes the speaker to output a notification sound notifying that the reading of the information is completed when the reading of the information is completed, and a frequency changing unit that changes the frequency of the notification sound from a preset first frequency to a second frequency that is different from the first frequency when the intensity of the ambient sound detected by the sensor exceeds a reference value. The second frequency is included in a specific frequency band having an intensity below a specific intensity of the ambient sound.EFFECT: The notification sound that has been changed to the second frequency is not buried in ambient sound and does not become excessively loud, such that it is possible to reduce the user's discomfort.SELECTED DRAWING: Figure 1

Inventors:
SUZUKI RYUSUKE
KIMURA AKIHIRO
Application Number:
JP2021077855A
Publication Date:
September 07, 2022
Filing Date:
April 30, 2021
Export Citation:
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Assignee:
DENSO WAVE INC
International Classes:
H04R3/00; G10K15/04
Attorney, Agent or Firm:
Patent Attorney Corporation Kaiyu International Patent Office