Portable State Detection for Context-Aware Information Output
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Solution Overview
Problem
Conventional information systems fail to provide information appropriate to a user's current situation, regardless of their location or activity.
Innovation Solution
An information output system comprising a portable operation device with state detection means, such as a gyroscope and acceleration sensor, to determine the user's posture and position, and transmit state information to connected devices for tailored information output.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional information systems are used, then information can be accessed from anywhere via wireless communication, but the information provided does not adapt to the user's current situation or environment
Solution Approach 1:
The system performs preliminary detection of user state (posture, position, biometric data) and pre-processes this information to determine appropriate information output before the user actually requests information. This allows the system to be ready to provide contextually appropriate information without requiring complex real-time analysis when the user interacts with the system.
Solution Approach 2:
The system continuously detects user state through sensors and uses this feedback to dynamically adjust the type of information provided. The detection unit monitors posture, position, and biometric data, and this feedback loop enables the system to adapt information output to the user's current situation, resolving the contradiction between adaptability and complexity.
2Adaptability or versatility
If state detection means are added to detect user posture and position, then contextually relevant information can be provided, but the device complexity increases
Solution Approach 1:
The portable operation device serves multiple functions: it acts as both the user interface for information requests and the state detection device. By integrating posture detection, position detection, and biometric sensing into a single portable device that the user already carries, the system achieves context awareness without adding separate complex detection systems.
Solution Approach 2:
The portable operation device uses its own built-in sensors to detect the user's state, and the user naturally carries this device with them. The system leverages the existing portable device's capabilities rather than requiring additional dedicated detection equipment, thereby reducing overall system complexity while maintaining adaptability.
3Measurement precision
If multiple types of state information are collected (posture, position, biometric data), then more accurate contextual information can be provided, but the amount of data processing and communication increases
Solution Approach 1:
The system extracts only the essential state information needed for contextual adaptation from the full set of detected parameters. Rather than transmitting all raw sensor data, the detection unit identifies key features (such as posture category, general position area, or significant biometric changes) and transmits only these extracted relevant parameters, reducing data overhead while maintaining detection accuracy.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables the provision of contextually relevant information based on the user's detected state, enhancing user convenience and efficiency in accessing and controlling home appliances and devices.
Implementation Method 1
state detection means, such as a gyroscope and acceleration sensor
Implementation Method 2
state detection means, such as a gyroscope and acceleration sensor
Data Source
AI summary
To provide an information output system and an information output method capable of providing appropriate information for the user's current situation. The operation device comprises a state detection section for detecting a posture of the operation device, and a state information transmission section for transmitting state information to a home-use computer based on the state detected by the state detection section. The home-use computer outputs information depending on the state information transmitted by the state information transmission section.