Remote Control Acceleration Sensor Mode Switching

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Solution Overview

Problem

Conventional remote control systems require users to manually switch between standby and normal operation modes by pressing specific buttons, which can be cumbersome.

Innovation Solution

A remote control system utilizing acceleration detection means in the remote control device to automatically switch the main device between operation modes based on detected acceleration patterns, allowing for operation mode changes without pressing buttons.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual button pressing is used to switch operation modes, then the main device can be controlled to operate as desired, but the user operation becomes cumbersome and time-consuming

Engineering Contradiction:
Improveease of operationVSAvoidloss of time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent replaces the mechanical button-pressing system with an acceleration detection system. The remote control device uses acceleration detection means to sense movement patterns, and the main device's operation control means interprets these patterns to trigger operations, substituting mechanical interaction with motion-based control.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system enables self-service operation where the remote control device automatically detects user intent through acceleration patterns and transmits appropriate operation instructions without requiring manual button selection. The determination means in the remote control device autonomously decides which operation to transmit based on detected movement patterns.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If multiple buttons are provided on the remote controller for different operations, then the main device can be fully controlled, but the device complexity increases

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The acceleration detection means serves multiple functions: it detects not only power-on commands but also various operation instructions by interpreting different acceleration patterns. A single sensor replaces multiple dedicated buttons, with the determination means distinguishing between different operational intents based on movement characteristics.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system changes the control parameter from discrete button states to continuous acceleration vectors. By monitoring acceleration magnitude, direction, and temporal patterns, the system encodes multiple operation types within a single detection mechanism, reducing physical complexity while maintaining versatility.

Inventive Principle:
Principle #35Parameter changes

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

Simplifies user operations by enabling mode changes through device movement, enhancing user convenience and reducing the need for manual button presses.

Implementation Method 1

acceleration detection means for detecting acceleration in one or more directions of the remote control device

Methodology Applied
Scientific EffectAcceleration detection: Accelerometer

Data Source

PatentUS8242894B2Remote control system and remote control method
Publication Date: 2012.08.14 SONY INTERACTIVE ENTERTAINMENT LLC
  • US8242894B2 patent drawing
  • US8242894B2 patent drawing
  • US8242894B2 patent drawing

AI summary

To realize a system for simplifying a user's operation to instruct a main device to operate as desired, using a remote control device such as a remote controller or the like. An operation device has an acceleration sensor for detecting acceleration in one or more directions of the operation device. A main device has an operation control section for causing the main device to begin a predetermined operation according to an acceleration pattern detected by the acceleration sensor.