Patent ID: 8489471
Filing Date: 2013-07-16
Classification: G06Q

Abstract:
1. A product management system, comprising: a product detection device disposed on a product display rack and configured to detect presence/absence of a product on the product display rack; a wireless communication device disposed on the product display rack and configured to wirelessly transmit information about the presence/absence of the product detected by the product detection device; a relay device to relay communication between the wireless communication device and a network; a product management device to store and display the information about the presence/absence of the product transmitted from the wireless communication device via the relay device and the network, and provide information about when the product will be replenished; and a terminal device detached from the product detection device, the wireless communication device, and the product display rack, said terminal device being capable of wireless communications with the wireless communication device and configured to travel with a shopper, wherein the product detection device detects a hand of a person put into or pulled out of the product display rack, wherein the product management device transmits the information about the presence/absence of the product detected by the product detection device and the information about when the product will be replenished to the terminal device via the network, the relay device, and the wireless communication device; and the terminal device displays the information about the presence/absence of the product detected by the product detection device and the information about when the product will be replenished on a display screen provided on the terminal device, said information being transmitted from the product management device via the network, the relay device, and the wireless communication device, said terminal device including a touch panel for the shopper to operate the display screen, a barcode reader for reading a barcode, and a processing unit for processing a billing process according to information based on the barcode read by the barcode reader during shopping.