Modular Voice Device Power Unit and Front-Panel Modules
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Solution Overview
Problem
Existing home automation systems lack a scalable and modular solution for voice-controlled devices that can efficiently manage and control various smart home appliances with diverse functionalities, often relying on centralized processing resources and limited in-device speech processing capabilities.
Innovation Solution
The development of voice-enabled modular devices comprising a power unit and detachable front-panel modules with varying functionalities, where the power unit provides power to multiple modules and communicates with them through a hardware interface, allowing for modular expansion and decentralized speech processing via remote systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If centralized processing resources are used for speech processing, then processing power is sufficient, but device scalability and flexibility are limited
Solution Approach 1:
The system is divided into modular components: a base unit with power supply and communication capabilities, and detachable front-panel modules with speech processing functionality. Each module can be independently configured and attached to the base unit, enabling scalability without requiring a completely centralized architecture. The modular design allows different modules to handle speech processing at different levels of complexity.
Solution Approach 2:
The base unit is designed with universal interfaces that can accommodate multiple types of front-panel modules with different functionalities (e.g., different microphone arrays, speakers, displays). This universal base unit architecture allows a single device to perform multiple functions by combining different modules, improving adaptability without proportionally increasing overall system complexity.
2Adaptability or versatility
If multiple front-panel modules with different functionalities are added, then device functionality increases, but power management complexity increases
Solution Approach 1:
The power management system is segmented into a centralized power supply unit and individual power management circuits within each front-panel module. Each module has its own power management circuit that handles power conversion and distribution locally, reducing the complexity of managing power across multiple modules compared to a fully centralized approach. The base unit provides power to multiple modules through standardized interfaces.
Solution Approach 2:
Each front-panel module contains its own power management circuitry that autonomously manages its own power requirements. The modules self-regulate their power consumption based on their operational state, reducing the burden on centralized power management and simplifying the overall power distribution architecture while supporting functional versatility.
3Speed
If decentralized speech processing is implemented, then processing speed and privacy improve, but processing capability may be insufficient for complex tasks
Solution Approach 1:
The speech processing functionality is segmented between decentralized modules and centralized base unit. Front-panel modules perform initial speech recognition and wake word detection locally for fast response, while complex natural language processing and intent analysis can be offloaded to the base unit or cloud services. This segmented approach balances processing speed with processing capability.
Solution Approach 2:
The system implements partial decentralized processing for critical real-time functions (wake word detection, simple commands) while maintaining the option for excessive/extended processing capability through the base unit and cloud connectivity for complex tasks. This allows the system to achieve fast local response for essential functions while having the capacity to handle more demanding processing requirements when needed.
Data Source
AI summary
This disclosure describes voice-enabled modular devices that act as functional, voice-controlled endpoints at which users may provide voice commands. The voice-enabled modular devices may include a power unit which may be installed into a wall permanently to serve as a power source, and a front-panel module which detachably couples to the power unit via a hardware interface. The hardware interface may allow the front-panel module and power unit to communicate with each other, and may further allow the power unit to provide power to the front-panel module. The power unit of the voice-enabled modular device described herein may be configured to provide power to multiple front-panel modules having different capabilities, and potentially different power requirements, thereby supporting multiple front-panel modules to increase the functionality of the voice-enabled modular devices.