Midrange Contactless Transaction Device Identification
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Solution Overview
Problem
Midrange wireless communication technologies face challenges in identifying the correct communication device for transactions due to multiple devices being within range, making it difficult to discern which device is performing a particular transaction, especially when sensitive information like account credentials are involved.
Innovation Solution
The implementation of a system that includes a wireless transceiver, a controller, and memory storing instructions to detect a transmission with a transaction service identifier, invoke a transaction application, establish a secured communication channel, receive transaction information, and transmit a transaction cryptogram, using techniques such as Bluetooth or Bluetooth Low Energy, to ensure accurate device identification and secure transactions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of stationary object
If midrange wireless communication technologies are used to extend communication range, then the communication range is improved, but the ability to identify the correct communication device deteriorates
Solution Approach 1:
The system performs preliminary pairing between the access device and communication devices before the transaction occurs. This pairing establishes predetermined relationships that allow the access device to later identify which paired communication device is initiating a transaction, even when multiple devices are within range. The pairing information is stored and used to resolve device identification during the transaction.
Solution Approach 2:
The system uses feedback mechanisms where the access device receives information from the transaction initiator about which paired communication device is performing the transaction. This feedback allows the access device to correctly identify and associate the transaction with the appropriate communication device, resolving the identification problem in midrange wireless environments.
2Adaptability or versatility
If multiple communication devices are within range, then the communication versatility is improved, but the transaction security deteriorates
Solution Approach 1:
The system establishes predetermined paired relationships between the access device and communication devices before transactions occur. This preliminary pairing ensures that even when multiple devices are within range, only authorized paired devices can initiate transactions, maintaining security while allowing multiple devices to be supported.
Solution Approach 2:
The access device acts as an intermediary that receives transactions from communication devices and uses stored pairing information to verify and identify the correct device. This intermediary role ensures that transaction security is maintained by preventing unauthorized devices from initiating transactions, even in environments with multiple devices present.
Data Source
AI summary
Techniques for conducting a transaction in a wireless communication system are described. The techniques may include detecting a transmission from a wireless communication device, determining that the transmission includes a transaction service identifier, and invoking a transaction application associated with the transaction service identifier. The techniques may also include receiving transaction information for a transaction associated with a transaction identifier mapped to the device identifier; and sending a transaction cryptogram from the transaction application to the wireless communication device to conduct the transaction.