The Coin system page for pay by input H/P no. is as shown in Fig. 40. In this case the user intends to pay to user with H/P no. of +60123050622 of RM45.50.
The QR code of a receiver is consisted of the receiver Coin system ID and the Coin system website.
During online transaction, all the execution of data between both the sender and receiver is handled by the Center. As long as the sender having sufficient fund to pay a purchase, the Center will pass the appropriate combination of Coins to the receiver.
For example, a sender wants to pay a receiver RM45.50 for a purchase. It happened that the sender only has one RM100.00 Coin in his Coin database. During transaction, the Center will do the calculation for sufficient fund transfer to the receiver in the Center buffer zone. Any Coins exchange is happened between the sender Coin database and the Center buffer zone.
After calculation, the Center break this RM100.00 Coin into 99+1 method, that is the sender will receive 9 units of RM10.00 Coin, 9 units of RM1.00 Coins and 10 units of RM0.10 Coins. While the sender RM100.00 Coin will be cut out and paste into the Center database, with Center becomes the new owner of this RM100.00 Coin. This Coin Prehistory data will be updated with “Center” instead of a H/P no.
Then the Center cut out from the sender Coin database 4 units of RM10.00 Coins, 5 units of RM1.00 Coins and 5 units of RM0.10 Coins to make up a total amount of RM45.50 and paste it into the receiver Coin database.
After this transaction done, the sender will have 5 units of RM10.00 Coins, 4 units of RM1.00 Coins and 5 units of RM0.10 Coins to make up a total amount of RM54.50.
