The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 17, 2016
Filed:
Jun. 22, 2013
Field System, Inc., Tokyo, JP;
Hiroshi Suzuki, Tokyo, JP;
Ichiro Okuyama, Tokyo, JP;
Takashige Tsukuma, Tokyo, JP;
Yoshimaru Maruno, Tokyo, JP;
Field System, Inc., Shibuya-Ku Tokyo, JP;
Abstract
An information providing systemaccording to an embodiment of the present invention includes an acoustic signal transmitterfor transmitting data in the form of sound waves, a portable telephoneserving as an acoustic signal receiver (terminal) for receiving the sound waves and reproducing the data, and a serverconnected through the Internetto the acoustic signal transmitter. The acoustic signal transmittermay transmit the data as sound waves in one-way fashion at a timing determined by the acoustic signal transmitterwithout reliance on transmission control signals or the like received from the acoustic signal receiver. The data which is transmitted as sound waves may employ data frame(s) which may contain information for error detection.