Controller Vibration Feedback for Natural Remote Operation

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Solution Overview

Problem

Existing remote control devices require users to frequently switch their line of sight between the control target device and the display unit, impairing usability, as tactile feedback such as button holding or simple vibration conveys limited information.

Innovation Solution

A control device with an identification signal receiving unit, direction detection unit, and vibration unit that allows users to control target devices by adjusting the device's direction and receiving feedback through vibrations and sounds, enabling natural operation without constant visual attention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a display unit is used to show device type, controllable parameters, and feedback information, then information feedback capability is improved, but the user's line-of-sight must frequently move between the control target device and the display unit, worsening ease of operation

Engineering Contradiction:
Improvefeedback informationVSAvoidusability
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent replaces the visual display feedback mechanism with a tactile vibration feedback mechanism. The vibration unit generates different vibration patterns (frequency, intensity, duration) to convey device type, controllable parameters, and operation feedback, substituting the mechanical/visual feedback loop with a tactile one that does not require visual attention

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

Solution Approach 2:

The vibration unit acts as an intermediary that translates control device information into tactile sensations. Instead of directly displaying information visually, the system uses vibration patterns as an intermediate medium to communicate with the user, enabling information transfer through touch rather than sight

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If tactile feedback such as button holding or simple vibration is used, then ease of operation is improved, but the information conveyed is limited to basic occurrence notification, worsening loss of information

Engineering Contradiction:
Improvenatural operationVSAvoidfeedback information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent varies multiple vibration parameters including frequency, intensity, duration, and pattern to encode different types of information. Different vibration patterns represent different device types, controllable parameters, and operation states, allowing rich information communication through a single tactile channel by changing physical parameters

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11509951B2Control device, control method, and electronic device
Publication Date: 2022.11.22 SONY GROUP CORP
  • US11509951B2 patent drawing
  • US11509951B2 patent drawing
  • US11509951B2 patent drawing

AI summary

The present disclosure relates to a control device, a control method, an electronic device, and a program that enables an operation in a natural manner for switching between and remotely operating various control target devices. A plurality of control target devices emits infrared light codes each including a unique ID in a predetermined pattern. A user holds a controller and directs an infrared light receiving unit toward a control target device. At this time, a control state is established for the control target device specified by an infrared light code received by the controller. After the control state has been established, when a user rotates a main body of the controller, a control parameter in accordance with the amount of rotation is calculated, and a control command in accordance with the control parameter is transmitted to the control target device to control the control target device. The present disclosure can be applied to a remote controller.