Glucose Sensor Electronics Security Verification for App Access
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Solution Overview
Problem
Existing continuous glucose monitoring systems face risks due to unauthorized third-party apps providing inaccurate glucose values, posing a threat to user safety and reliability.
Innovation Solution
An analyte monitoring device with a sensor electronics unit that performs verification of a second security key generated by a user terminal, ensuring only authorized apps maintain communication connection by comparing it with a pre-stored key, and disconnecting unauthorized apps.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If communication connection is established with user terminal before verification, then ease of operation is improved, but reliability deteriorates due to unauthorized apps providing inaccurate glucose values
Solution Approach 1:
The patent performs verification of the analyte monitoring app before establishing communication connection. The sensor electronics unit receives verification information from the user terminal, verifies it against stored verification data, and only then establishes the communication connection. This preliminary verification action ensures that only authorized apps can connect, preventing inaccurate data transmission while maintaining ease of operation for legitimate users.
2Reliability
If verification process is implemented, then reliability is improved, but device complexity increases due to additional verification steps
Solution Approach 1:
The patent extracts the verification functionality into a separate module within the sensor electronics unit, distinct from the main communication and glucose monitoring functions. The verification module independently handles verification information reception, validation, and authorization decisions. This extraction reduces overall device complexity by isolating the verification process, making it easier to implement and maintain while ensuring reliable connection security.
3Reliability
If strict verification is performed, then reliability is improved, but productivity deteriorates due to additional verification time
Solution Approach 1:
The patent performs verification before communication connection is established, rather than during or after data transmission. This preliminary action ensures that verification occurs once during the connection setup phase, not continuously during operation. The sensor electronics unit receives and verifies authorization information upfront, then maintains the connection without repeated verification overhead, thus ensuring authorization accuracy while minimizing impact on connection establishment speed and overall system productivity.
Data Source
AI summary
An analyte monitoring device is disclosed. The analyte monitoring device comprises an analyte sensor configured to be at least partially inserted into a body of a user to detect a signal related to glucose concentration, and a sensor electronics unit electrically connected to the analyte sensor to acquire the signal, wherein the sensor electronics unit is configured to: perform communication connection with a user terminal, transmit information about the sensor electronics unit to the user terminal, receive, from the user terminal, a second security key generated based on the information about the sensor electronics unit and a first security key, perform verification of the second security key, and determine whether to maintain the communication connection based on the verification result.