Multi-Mode Pointing Remote With Auto Pairing and RF-IR Switching
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Complex remote controllers with numerous buttons can inconvenience users as they attempt to control image display devices with increasing video and service options, particularly with the transition from analog to digital broadcasting, which requires more sophisticated signal handling and user interface management.
Innovation Solution
A multi-mode pointing device, such as a 3D remote controller, that can automatically pair with an image display device using RF or IR communication standards, allowing control before pairing and switching between modes based on user input or inactivity to optimize power consumption and user convenience.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a remote controller has more buttons to operate the image display device with increasing video and service options, then the functionality and adaptability are improved, but the device complexity increases causing inconvenience to the user
Solution Approach 1:
The patent implements a universal remote controller that can operate multiple types of electronic devices (image display devices, audio devices, etc.) through a single device. The controller supports multiple communication standards (RF, IR) and can adapt to different device types without requiring separate remote controllers for each device, thereby reducing overall system complexity while maintaining high adaptability
Solution Approach 2:
The remote controller dynamically switches between different communication modes (RF and IR) based on the target device type and pairing status. The controller can transition between paired mode (using RF for advanced features) and unpaired mode (using IR for basic control), allowing the device complexity to adapt to the specific operational context rather than being fixed at maximum complexity
2Adaptability or versatility
If the remote controller supports multiple communication standards (RF and IR), then the adaptability is improved, but the use of energy increases due to mode switching and dual-mode operation
Solution Approach 1:
The remote controller dynamically selects and switches between RF and IR communication modes based on the operational context. When a device is paired, the controller uses RF mode for enhanced functionality. When unpaired or when basic control is needed, it switches to IR mode. This dynamic mode selection allows the controller to adapt its energy consumption to the actual operational requirements rather than continuously operating at maximum energy usage
Solution Approach 2:
The controller employs periodic scanning to detect the presence and type of target devices, allowing it to pre-determine the appropriate communication mode before initiating full operation. This periodic detection mechanism enables the controller to prepare the optimal communication mode in advance, reducing energy waste from unnecessary mode switching during active control sessions
3Reliability
If the remote controller requires manual pairing with the image display device, then the reliability of connection is improved, but the ease of operation decreases due to additional setup steps
Solution Approach 1:
The remote controller automatically performs device detection and pairing procedures when first used with a particular image display device. The controller proactively scans for available devices, initiates pairing protocols, and establishes connections without requiring explicit user commands for each step. This preliminary automatic action reduces the operational burden on users while ensuring reliable connections are established before control functions are activated
Solution Approach 2:
The remote controller implements self-service functionality by automatically detecting the type of image display device and configuring appropriate control parameters without user intervention. The controller autonomously manages the pairing process, including device identification, communication protocol selection, and connection establishment, thereby maintaining connection reliability while significantly improving ease of operation
Data Source
Figure 1
Figure 2a
Figure 2b
AI summary
A method for pairing and operating a multi-mode pointing device is provided. A pointing device may be automatically paired with an image display device. A pairing request signal may be transmitted on a prescribed frequency channel, and a signal may be received indicating information of a plurality of frequency channels. One of the frequency channels may be selected as a pairing frequency channel for operating in a radio frequency mode.