Movable Pin Array for 3D Topography Representation

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Solution Overview

Problem

Current topographic maps are limited to two-dimensional representations, failing to effectively convey the three-dimensional nature of physical topography, which can lead to inaccuracies in elevation changes and spatial understanding.

Innovation Solution

A hardware device with movable pins, controlled by a converting logic to recreate three-dimensional topography based on contour lines from a topographic map, along with a visual cue generator to identify the device's location, allowing for dynamic and interactive representation of physical topography.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a two-dimensional topographic map is used to represent physical topography, then the device complexity is low and ease of manufacture is high, but the measurement precision of elevation changes and spatial understanding deteriorates

Engineering Contradiction:
Improveelevation change accuracyVSAvoidrepresentation system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent transforms the two-dimensional topographic map into a three-dimensional physical representation using an array of movable pins. Each pin's vertical position corresponds to elevation data from the map, creating a tactile 3D surface that accurately represents terrain features. This dimensional transformation resolves the contradiction by providing precise elevation information through physical height variations rather than relying solely on 2D contour interpretation.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The topographic representation is divided into discrete segments corresponding to individual pins in the array. Each pin independently represents a specific location's elevation, allowing the system to build complex terrain features from simple, manageable units. This segmentation enables accurate elevation representation while keeping individual components simple and manufacturable.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If a three-dimensional representation with movable pins is created, then the measurement precision and spatial awareness are improved, but the device complexity and manufacturing difficulty increase

Engineering Contradiction:
Improvespatial understanding accuracyVSAvoiddevice fabrication ease
Core Design Contradiction:
Measurement precisionVSEase of manufacture

Solution Approach 1:

The system creates a physical copy of the terrain by mapping elevation data from a 2D topographic map to 3D pin positions. Rather than manufacturing complex custom components, the invention uses a standardized pin array where each pin's position is programmatically controlled to replicate terrain features. This copying approach maintains manufacturing simplicity while achieving high spatial representation accuracy.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent replaces traditional mechanical 3D modeling methods with an electronically controlled pin array system. A converting logic unit processes topographic data and generates control signals for each pin, substituting complex mechanical linkages with electronic control. This substitution simplifies manufacturing while enabling precise, dynamically adjustable terrain representations.

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

3Manufacturing precision

If the topographic map is converted into individual pin control commands, then the manufacturing precision of the representation is improved, but the device complexity and processing requirements worsen

Engineering Contradiction:
Improvetopography representation accuracyVSAvoidcontrol system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The control system is segmented into independent pin controllers, where each pin receives individual control commands based on its corresponding location in the topographic data. This segmentation allows the converting logic to process terrain data in manageable units, achieving high representation accuracy without requiring a monolithic complex control system. Each pin's control can be independently optimized and managed.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10223938B2Generating a three-dimensional representation of a topography
Publication Date: 2019.03.05 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US10223938B2 patent drawing
  • US10223938B2 patent drawing
  • US10223938B2 patent drawing

AI summary

A three-dimensional topography representation generating hardware device includes a frame and a plurality of movable pins. A converting logic converts a topographic map of a first region of a physical topography into a set of commands to individually control each of the plurality of movable pins, wherein each of the plurality of movable pins is selectively movable based on distances between contour lines in each pair of contour lines from the contour lines in order to create a three-dimensional representation of the first region of the physical topography based on the topographic map. A position device identifies a current location of the three-dimensional topography representation generating hardware device. A visual cue generator generates a visual cue on the three-dimensional representation of the first region of the physical topography, wherein the visual cue identifies the current location of the three-dimensional topography representation generating hardware device.