| 摘要 |
The present invention provides apparatus, systems and methods to wirelessly pay for purchases, electronically interface with financial accounting systems, and electronically record and wirelessly communicate authorization transactions using Personal Digital Assistant (“PDA”)(also referred to as Personal Intelligent Communicators (PICs), and Personal Communicators), palm computers, intelligent handheld cellular and other wireless telephones, and other personal handheld electronic devices configured with infrared or other short range data communications (for referential simplicity, such devices are referred to herein as“PDA's”). The present invention further provides apparatus, firmware, software programs and computer-implemented methods for making service and/or sale service charge payments for credit card charges, debit card charges, electronic cash transfers, ticket and other like financial transactions and for other types of transactions, such as for electronic coupons, where the amount of the transaction is for a small amount of money, such as, for example, less than $5.00. |
