Pointing Device Orientation Compensation for Multi-Surface Navigation
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Solution Overview
Problem
Existing controlling devices with multiple surfaces face challenges in dynamically aligning their axes with those of the target appliance, leading to inefficiencies in controlling navigational functions.
Innovation Solution
A system and method that utilizes an accelerometer to detect changes in orientation of the controlling device, determining the active surface and dynamically aligning the A, B, and C axes of the controlling device with the X, Y, and Z axes of the appliance, allowing for convenient interaction with menu systems and navigation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the controlling device uses multiple surfaces for different functions, then the versatility and functionality are improved, but the complexity of dynamically aligning axes with the target appliance increases
Solution Approach 1:
The controlling device dynamically adjusts its axis alignment based on which surface is currently active. The system transitions from a static axis configuration to a dynamic one where the A, B, and C axes are realigned with the X, Y, and Z axes of the target appliance according to the active surface being used, thereby resolving the contradiction between versatility and alignment complexity
Solution Approach 2:
The system employs feedback mechanisms to detect which surface is active and automatically compensates for orientation changes. This feedback loop allows the controlling device to maintain proper axis alignment with the target appliance regardless of which surface is currently in use, managing the complexity through automated adaptation
2Ease of operation
If the controlling device dynamically realigns axes when changing surfaces, then the ease of operation is improved, but the loss of time for orientation detection and realignment increases
Solution Approach 1:
The system performs preliminary actions by continuously monitoring surface orientation and preparing axis realignment data in advance. The accelerometer continuously tracks device orientation, so when a surface change occurs, the realignment information is already available or can be quickly computed, minimizing the time loss while maintaining ease of operation
3Measurement precision
If the controlling device uses accelerometer-based orientation detection, then the measurement precision of device orientation is improved, but the use of energy by the controlling device increases
Solution Approach 1:
The accelerometer operates using periodic action rather than continuous high-power monitoring. The device detects orientation changes at relevant intervals and triggers axis realignment only when necessary (i.e., when a surface change is detected), thereby achieving precise orientation measurement while managing energy consumption through event-driven operation
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 efficient control of navigational functions by compensating for axis orientation changes, enhancing user interaction with appliances through dynamic alignment of device surfaces.
Implementation Method 1
In a described embodiment an accelerometer may be utilized to detect changes in orientation of the controlling device for the purposes described herein
Data Source
AI summary
Axis orientation compensation is provided in a system in which movement of a controlling device is used to control navigational functions of a target appliance by determining which one of plural sides of the controlling device is an active side of the controlling device and by causing navigational functions of the target appliance made relative to at least one of an X, Y, and Z axis of the target appliance to be dynamically aligned with movements of the controlling device made relative to at least one of an A, B, and C axis of the controlling device as a function of the one of the plural sides of the controlling device that is determined to be the active side of the controlling device.