Method and system for providing coupon

• Main Authors: Jo, Kensei, Mitsunaga, Tomoo, Kosaka, Junichi, Takahashi, Hiroaki, Fujii, Takeyuki
• Format: Patent
• Language: English
• Published: 06.10.2020
• Subjects: CALCULATING; COMPUTING; COUNTING; DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRIC DIGITAL DATA PROCESSING; ELECTRICITY; PHYSICS; PICTORIAL COMMUNICATION, e.g. TELEVISION; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR

A method to improve convenience for providing a coupon with the use of a spatial or temporal modulation component added to light that can be captured while a service is being used. Provided is a method for providing a coupon by using a terminal device and at least one server configured to provide a service to the terminal device, the method includes capturing light while the service is being used, transmitting key information based on a spatial or temporal modulation component of the light to the server, and receiving coupon information related to the service transmitted from the server by using the terminal device; and receiving the key information from the terminal device and issuing the coupon information in accordance with the key information by using the server.