Multimodal ATM Access via Mobile Devices for Secure Authentication
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Solution Overview
Problem
Existing automated teller machines (ATMs) and similar transacting devices lack convenient and secure multimodal accessibility options for users, particularly when interacting via wireless devices such as smartphones, which limits user experience and functionality.
Innovation Solution
A system and method that enables multimodal ATM accessibility through wireless devices by detecting their proximity, establishing a communication session using a session key from a transaction card, and providing graphical user interfaces in visual, audible, and tactile modes, leveraging NFC and Bluetooth technologies for secure authentication and transaction execution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional ATM interfaces are used, then device complexity is reduced, but accessibility and user experience deteriorate for users with disabilities or special needs
Solution Approach 1:
The patent implements multiple interaction modes (visual, audible, tactile, Morse code) within the same ATM interface, allowing the system to serve diverse user needs through a unified platform. The ATM can dynamically switch between or combine these modes based on user requirements, making the device universally accessible without requiring separate specialized machines for different disability types.
Solution Approach 2:
The interface is segmented into distinct operational modes (visual mode with display, audible mode with speakers, tactile mode with buttons, Morse code mode with LED indicators). Each mode can be independently activated or deactivated, allowing the system to provide comprehensive accessibility functionality while maintaining a manageable structural organization that avoids overwhelming complexity.
2Ease of operation
If wireless device integration is added to ATM, then user convenience and authentication security are improved, but system complexity increases
Solution Approach 1:
The wireless device (smartphone, tablet, or wearable) serves as an intermediary between the user and the ATM system. It handles complex authentication protocols, biometric verification, and communication protocols, while presenting a simplified interface to the user. The ATM system benefits from the wireless device's processing capabilities without needing to internally implement all these complex functions, thus improving convenience while managing system complexity.
Solution Approach 2:
The patent replaces traditional mechanical card insertion and physical keyboard input with wireless communication technologies (NFC, Bluetooth, Wi-Fi). This substitution eliminates wear and tear on mechanical components, reduces the physical interaction steps required, and enables more sophisticated authentication methods (biometrics, encrypted communications) without proportionally increasing the mechanical complexity of the ATM hardware.
3Adaptability or versatility
If multiple interaction modes are implemented, then accessibility for disabled users is improved, but device complexity and cost increase
Solution Approach 1:
The ATM incorporates visual displays, audible speakers, tactile buttons, and LED indicators within a single unified interface system. These components can be independently controlled and combined to serve different accessibility needs, making the device universally accessible without requiring separate specialized machines for different disability types.
Solution Approach 2:
Different portions of the ATM interface are optimized for specific sensory modalities: the display screen provides visual information, speakers provide audible feedback, buttons provide tactile feedback, and LED indicators provide visual signals for Morse code. Each component serves its specific function with appropriate quality, and the system activates only the necessary components for each user's needs, avoiding the complexity of all components operating simultaneously.
Data Source
AI summary
Systems and methods of providing multimodal ATM accessibility are disclosed. In one embodiment, an exemplary computer-implemented method may comprise detecting a presence of a wireless device of a user in proximity to the ATM; establishing a communication session between the ATM and the wireless device based on a session key; instructing an app to provide a first graphical user interface (GUI) to the user; authenticating the user for access to the user account at the wireless device based at least on the entered account login information; and commencing, in response to successful authentication of the user, an ATM transaction session for the user by instructing the app to provide a second GUI to the user at the wireless device, the second GUI comprising one or more GUI elements operable by the user to perform one or more ATM transactions with the user account at the wireless device.