In the end, what principle does the wisdom canteen work on? Take Renmin University's Smart dining Hall as an example, each bowl of the restaurant is embedded with RFID radio frequency identification tags, and each dish has an RFID reader. When serving dishes, the staff will put the dishes into the bowls and plates of the restaurant. During this period, the computer will automatically identify the price, information and name of the corresponding dishes through the reader.Automatically writes to the label's memory information.
"Smart canteen" is generally suitable for enterprise canteen (group meal), not suitable for commercial catering stores, the most used is school canteen, enterprise canteen, CBD canteen, hospital canteen, government agency canteen, scenic area canteen, industrial park canteen, etc.
Smart canteen online ordering system Smart canteen self-service ordering machine can be used in canteen general stores, take-out food delivery stores and supermarkets, customers order and place orders on the guest screen, use face recognition, scan QR code or swipe card to pay. Canteen serving staff can be ordered in a circleThe order details (including dishes, amount, name, etc.) are queried synchronously in the background of the meal and the meal is prepared.
wechat recharge: Follow the public account or service number related to the school or meal card through wechat, select the recharge option from the menu, and complete the recharge operation according to the prompts. Alipay recharge: If you have an Alipay account, you can log in to Alipay and select the transfer function to transfer the amount to your meal card account. Bank card transfer: Some schools or districts support the transfer of the amount from the bank card to the meal card account. Alipay: This payment platform provides fast and convenient campus card recharge service. Users just need to access the "Campus Work" module in the Alipay APP and select "School.Park card recharge ", you can easily complete the recharge, and the funds will be immediately transferred to the account. Wechat: By following the official wechat account of the school, users can find the recharge option and recharge the meal card. This feature of wechat is also known for its convenience and speed. 1, this contactless IC card wireless meal card machine , card packaging Wireless food card machine integrated chip wireless food card machine , it needs a power supply to work, the induction coil is used as an electromagnetic wave wireless food card machine receiving antenna, when close to the card reader, the coil senses the electromagnetic wave emitted by it, The induction voltage at both ends of the coil provides the working power of the chip. 2, campus meal card principle Wireless meal card machine : The meal card belongs to a contactless ID card, or radio frequency card, the core part is a with electricity School meal card construction, there is a chip and a ring of induction coil. What principle