Vehicle Voice Assistant Connection Performance Indicator
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Solution Overview
Problem
In-vehicle voice recognition systems face inefficiencies when disconnected from external resources, leading to suboptimal performance and user dissatisfaction, particularly in situations where the system fails to respond accurately to user requests.
Innovation Solution
A method that includes a voice recognition module capable of executing voice recognition on both on-board and remote computers, communicating via a wireless connection, which receives data on connection performance indicators such as bandwidth, latency, and error rate, and displays corresponding graphic objects or messages to inform users of the recognition performance, allowing users to defer requests until the system is in a more efficient connected mode.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Duration of action of stationary object
If voice recognition is performed using only onboard resources, then service continuity is ensured, but natural language processing capacity and accuracy deteriorate
Solution Approach 1:
The voice recognition system is segmented into two parts: onboard voice recognition module for basic continuous service, and remote server for enhanced processing capacity. This segmentation allows the system to maintain service continuity locally while achieving higher accuracy through remote resources when available.
Solution Approach 2:
A wireless communication interface acts as an intermediary between the onboard voice recognition module and remote servers. This intermediary enables the system to switch between autonomous operation and cloud-assisted operation, resolving the contradiction between service continuity and processing capacity.
2Reliability
If the system operates in offline mode with onboard resources only, then service continuity is maintained, but voice recognition performance deteriorates
Solution Approach 1:
The system dynamically adapts its operational mode based on connection status. When connected, it leverages remote server resources for high-efficiency processing; when disconnected, it seamlessly transitions to onboard-only operation, maintaining service availability while adjusting performance expectations.
Solution Approach 2:
The system changes operational parameters (processing location, resource allocation) based on wireless connection status. This parameter adjustment allows the system to optimize between reliability and productivity depending on available resources.
3Measurement precision
If the system provides accurate responses in connected mode, then user satisfaction improves, but user confusion increases when performance varies between modes
Solution Approach 1:
The system provides visual feedback through icons and messages that indicate the current operational mode and expected performance level. This feedback mechanism manages user expectations by transparently communicating whether the system is operating in high-accuracy connected mode or limited offline mode.
Solution Approach 2:
Different visual indicators (icons, colors) are used to represent different operational states. This visual coding system helps users quickly understand the current system capability without requiring technical knowledge of the underlying architecture.
Data Source
Figure 1~2
Figure 3
AI summary
The invention relates to a method for assisting with the use of a voice assistant comprising a voice recognition module suitable for performing a voice recognition function on at least one onboard computer (12) of the vehicle or on at least one remote computer (14), the module being suitable for communicating with the at least one remote computer (14) through a wireless connection (15) so as to transmit a signal to it that represents words to be recognized, characterized in that it comprises steps of: Receiving data related to the wireless connection (15), - Determining a performance indicator using data related to the wireless connection (15), - Determining a graphic object or a message associated with the determined performance level, - Displaying the graphic object or the determined message.