DISPLAY DEVICE ATTACHABLE TO SHOPPING CARTS, SHOPPING CART, AND DIGITAL SIGNAGE DISPLAY
First Claim
1. A display device attachable to a shopping cart, the display device comprising:
- a communication module configured to receive information on a specific product from a digital device displaying at least one or more products;
a code reader configured to read code information attached to a random product selected from the at least one or more products;
a display module; and
a controller configured to compare the code information of a product recognized by the code reader with the received information on the specific product, and to control the display module to either display a guide message that the compared code information and the received information are identical or a guide message indicating the compared code information and the received information are not identical.
1 Assignment
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Accused Products
Abstract
A display device attachable to a shopping cart, and including a communication module configured to receive information on a specific product from a digital device displaying at least one or more products; a code reader configured to read code information attached to a random product selected from the at least one or more products; a display module; and a controller configured to compare the code information of a product recognized by the code reader with the received information on the specific product, and to control the display module to either display a guide message that the compared code information and the received information are identical or a guide message indicating the compared code information and the received information are not identical.
374 Citations
20 Claims
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1. A display device attachable to a shopping cart, the display device comprising:
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a communication module configured to receive information on a specific product from a digital device displaying at least one or more products; a code reader configured to read code information attached to a random product selected from the at least one or more products; a display module; and a controller configured to compare the code information of a product recognized by the code reader with the received information on the specific product, and to control the display module to either display a guide message that the compared code information and the received information are identical or a guide message indicating the compared code information and the received information are not identical. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method for controlling a digital signage display located in a supermarket, the method comprising:
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detecting a specific shopping cart equipped with a display device including a code reader, a memory, and a communication module; performing communication between the detected specific shopping cart and the digital signage display; receiving first information and second information stored in the memory of the display device, wherein the first information corresponds to a unique ID data assigned in order to enable the shopping cart to be identified among a plurality of other shopping carts existing in the supermarket, and wherein the second information corresponds to data indicating whether or not a payment process for products loaded in the shopping cart can be performed; displaying a first guidance message providing a user with guidance for performing the payment process respective to the products loaded in the shopping cart, when the second information indicates that the payment process can be performed; and displaying a second guidance message informing the user that the payment process respective to the products loaded in the shopping cart cannot be performed, when the second information indicates that the payment process cannot be performed. - View Dependent Claims (8, 9, 10)
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11. A method for controlling a server managing a plurality of devices located in a supermarket, the method comprising:
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receiving information on at least one or more products from a wireless module of a display device equipped to a shopping cart, in real time, wherein the information of the at least one or more products is mapped to a first ID information for identifying a specific cart; storing the received information on the at least one or more products in a database along with the first ID information; receiving a request signal requesting price information corresponding to a specific shopping cart from a digital signage display, wherein the request signal includes a second ID information identifying the digital signage display; accessing the database and calculating a total price information for the at least one or more products loaded in the shopping cart; and transmitting the total price information to the digital signage display corresponding to the second ID information. - View Dependent Claims (12, 13, 14, 15, 16)
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17. A computer program product embodied on a computer readable medium and including instructions for controlling a server managing a plurality of devices located in a supermarket, the computer program product comprising:
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a first computer code configured to receive information on at least one or more products from a wireless module of a display device equipped to a shopping cart, in real time, wherein the information of the at least one or more products is mapped to a first ID information for identifying a specific cart; a second computer code configured to store the received information on the at least one or more products in a database along with the first ID information; a third computer code configured to receive a request signal requesting price information corresponding to a specific shopping cart from a digital signage display, wherein the request signal includes a second ID information identifying the digital signage display; a fourth computer code configured to access the database and calculating a total price information for the at least one or more products loaded in the shopping cart; and a fifth computer code configured to transmit the total price information to the digital signage display corresponding to the second ID information. - View Dependent Claims (18, 19, 20)
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Specification