Payment transaction using mobile phone as relay

1. A method of conducting a transaction comprising:

compiling, by an access device operated by a merchant, a representation of one or more goods or services to be purchased from a merchant;

generating, by the access device, transaction information based on the representation of one or more goods or services to be purchased;

sending, by the access device, transaction information to a consumer's mobile communication device, wherein the consumer's mobile communication device transmits the transaction information or an authorization request message directly to a payment processing network bypassing the merchant and the payment processing network subsequently sends an authorization request to an issuer;

and receiving, at the access device, an authorization response message via an acquirer associated with the merchant indicating approval or denial of the transaction.

2. The method of claim 1 , wherein the access device is a point of sale (POS) terminal comprising a POS identifier.

3. The method of claim 1 , wherein the authorization response message is received by the merchant from an acquirer, a payment processing network, or the consumer's mobile communication device.

4. The method of claim 1 , wherein the sending of transaction information to the consumer's mobile communication device uses a contact or contactless mode of operation.

5. The method of claim 1 , wherein the sending of transaction information to the consumer's mobile communication device comprises displaying a bar code representative of at least part of the transaction data on a display of the access device.

6. The method of claim 5 , wherein the consumer's mobile communication device comprises a bar code reader to read the bar code on the display.

7. The method of claim 1 , wherein the receiving of the authorization response message uses a contact or contactless mode of operation.

8. The method of claim 1 , wherein the transaction information includes a merchant identifier that identifies the merchant.

9. The method of claim 8 , wherein the transaction information includes a list of items in the transaction and a total amount of the transaction.

10. A non-transitory computer-readable medium comprising code, executable by a processor, that when executed causes the processor to perform the method of claim 1 a method comprising the steps of:

compiling a representation of one or more goods or services to be purchased from a merchant; generating transaction information based on the representation of one or more goods or services to be purchased;

sending transaction information to a consumer's mobile communication device, wherein the consumer's mobile communication device transmits the transaction information or an authorization request message directly to a payment processing network bypassing the merchant and the payment processing network subsequently sends an authorization request to an issuer;

and receiving an authorization response message via an acquirer associated with the merchant indicating approval or denial of the transaction.

11. A method of conducting a transaction, the method comprising:

generating, with an e-commerce server computer operated by a merchant, transaction information based on one or more goods or services to be purchased by a consumer;

sending transaction information to a mobile communication device associated with the consumer, wherein the mobile communication device transmits the transaction information or an authorization request message directly to a payment processing network bypassing the merchant and the payment processing network subsequently sends an authorization request to an issuer;

and receiving, at the e-commerce server computer, an authorization response message via an acquirer associated with the merchant indicating approval or denial of the transaction.

12. The method of claim 11 , wherein the sending of transaction information to the consumer's mobile communication device comprises sending the transaction information to a personal computer with a contactless element.

13. The method of claim 12 , wherein the sending of transaction information to the consumer's mobile communication device further comprises sending the transaction information from the personal computer to the mobile communication device using a contactless mode of operation.

14. The method of claim 11 , wherein the sending of transaction information to the consumer's mobile communication device comprises displaying a bar code representative of at least part of the transaction data on a display of a personal computer.

15. The method of claim 14 , wherein the consumer's mobile communication device comprises a bar code reader to read the bar code representative of at least part of the transaction data on the display.

16. The method of claim 11 , wherein the authorization response message is received by the merchant from an acquirer, a payment processing network, or the consumer's mobile communication device.

17. A method of conducting a transaction, the method comprising:

receiving, at a personal computer, transaction information from an e-commerce server computer operated by a merchant, wherein the transaction information includes a representation of one or more goods or services to be purchased from a merchant;

sending the transaction information from the personal computer to a mobile device of the consumer using a short-range communication mode, wherein the mobile device transmits the transaction information or an authorization request message directly to a payment processing network bypassing the merchant and the payment processing network subsequently sends an authorization request to an issuer; and receiving an authorization response message via an acquirer associated with the merchant indicating approval or denial of the transaction.

18. The method of claim 17 , wherein the short-range communication mode comprises RFID.

19. The method of claim 17 , wherein the short-range communication mode comprises bar code technology such that a bar code is displayed on the personal computer and a car code reader on the mobile device reads the bar code.