Haptic Feedback Processing for Virtual Objects

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Solution Overview

Problem

Current systems for interacting with virtual worlds lack effective processing and feedback of haptic information regarding virtual objects, limiting the immersive and interactive experience in experience-type games and virtual environments.

Innovation Solution

A method and apparatus that include a receiver to sense information from sensors, an extractor to extract haptic property information from virtual object data, and a transmitter to send this information to haptic feedback devices, enabling the simulation of tactile interactions with virtual objects in real-world environments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If haptic feedback is added to virtual world interaction, then user immersion and realism are improved, but system complexity increases

Engineering Contradiction:
Improvehaptic feedback capabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system segments the haptic feedback process into distinct functional modules: a receiver module that captures sensor data, an extractor module that processes virtual object properties, and a transmitter module that delivers haptic feedback. This segmentation allows each module to be optimized independently and simplifies the overall system architecture while enabling comprehensive haptic feedback functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary processing system that acts as a mediator between the virtual world representation and the physical haptic feedback devices. This intermediary layer extracts relevant haptic properties from virtual object data and translates them into appropriate feedback signals, thereby enabling haptic feedback without directly coupling complex virtual world logic with hardware control.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If multiple sensors and feedback devices are integrated, then interaction accuracy is improved, but device complexity increases

Engineering Contradiction:
Improveinteraction accuracyVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The receiver and extractor modules are designed with universal functionality to handle multiple sensor types and virtual object properties through a unified processing architecture. This multi-functional approach allows the system to accurately capture and process haptic information from various sensors while maintaining a relatively simple overall structure, as the same processing logic applies across different sensor configurations.

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

Data Source

PatentUS9952668B2Method and apparatus for processing virtual world
Publication Date: 2018.04.24 SAMSUNG ELECTRONICS CO LTD
  • US9952668B2 patent drawing
  • US9952668B2 patent drawing
  • US9952668B2 patent drawing

AI summary

In an apparatus and method for processing a virtual world, haptic information regarding a virtual object in the virtual world, the haptic information corresponding to sensed information, is extracted and transmitted to a haptic feedback device. Accordingly, interaction between a real world and the virtual world is achieved. The processing speed of the haptic information with respect to the virtual object may be increased by varying data structures according to types of the virtual object.