Headset Authentication via Verification Signal and Softmodem
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Solution Overview
Problem
Existing voice-driven mobile devices and headsets face interoperability issues, noisy environments affect voice communication, and headsets with extensive processing power are costly and power-intensive, requiring frequent battery changes and recharging.
Innovation Solution
The solution involves authenticating the interoperability of headsets and devices through verification signals, with the headset selectively disabling speakers or microphones if authentication fails, and using a softmodem for data communication, eliminating the need for batteries by drawing power from the device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If headsets include extensive processing power and proprietary connectors, then functionality and versatility are improved, but manufacturing costs increase and battery life decreases
Solution Approach 1:
The patent extracts the processing power and intelligence from the headset and relocates it to the portable device. The headset becomes a simple audio interface with basic authentication capabilities, while the device handles voice recognition, data processing, and template management. This extraction eliminates the need for expensive processing components and batteries in the headset.
Solution Approach 2:
The patent makes the device serve multiple functions: it acts as both the processing unit and the authentication server for the headset. The device's existing processing capabilities are utilized to handle voice recognition, user identification, and template generation, eliminating the need for separate processing hardware in the headset.
2Adaptability or versatility
If headsets include extensive processing power, then functionality is improved, but battery life decreases requiring frequent recharging
Solution Approach 1:
The patent removes the battery and processing power requirements from the headset by extracting these functions and relocating them to the portable device. The headset becomes a passive audio interface that draws minimal power from the device, eliminating battery life constraints.
3Adaptability or versatility
If workers use different devices week-to-week, then flexibility is improved, but data transfer time increases
Solution Approach 1:
The patent performs preliminary actions by having the device proactively push user-specific data (voice templates, user profiles, configuration settings) to the headset during the initial authentication process. This eliminates the need for time-consuming data transfers when workers switch between devices, as the headset already contains the necessary information.
Solution Approach 2:
The headset stores user-specific data locally and can independently access this information without requiring real-time communication with the device or server. This self-service capability allows workers to switch devices without data transfer delays, as the headset maintains its own user profile information.
4Reliability
If verification signals are implemented for authentication, then security is improved, but interoperability compatibility decreases
Solution Approach 1:
The patent implements a universal authentication mechanism where the device serves as both the processing unit and the authentication server for all headsets. The verification signal protocol is standardized across all device-headset interactions, allowing any compliant headset to work with any device while maintaining security through the verification process.
Data Source
AI summary
A method of authenticating the interoperability of a headset and a device, as well as a headset and a device, is provided. The method includes, in a headset, monitoring at least one input for a verification signal, and, in response to failing to detect the verification signal within a predetermined period of time, selectively disabling a speaker and/or microphone of the headset. An alternative method includes, in a device, detecting a coupling of a headset to the device, transmitting a verification signal to the headset, and receiving, from the headset, at least one of a serial number associated with the headset, an identification of a user of the headset, a security certificate, or a voice translation template associated with the user.