Digital Scope Ballistic Calculation via Tilt Sensing

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Solution Overview

Problem

Current methods for long-range shooting require manual adjustments and memorization of corrections for bullet drop and windage, which are cumbersome and prone to errors due to the complexity of maintaining accuracy with repeated impacts from a weapon, leading to high costs and limited market survival of automatic solutions.

Innovation Solution

A digital targeting scope apparatus with an image sensor, tilt sensor, and image processor that allows shooters to input necessary information hands-free by tilting the weapon, providing automatic ballistic calculations and adjustments for range and windage, displayed on a video image, enabling precise aiming without visible external controls.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual adjustments are used for long-range shooting corrections, then the device complexity is reduced, but the ease of operation deteriorates due to the need for manual turret adjustments and memorization

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs ballistic calculations automatically using sensors to detect weapon orientation and environmental conditions, eliminating the need for manual adjustments by the shooter. The processor computes bullet drop and windage corrections autonomously based on detected parameters.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical turret adjustments with an electronic display system that shows correction values on a display component. The processor electronically calculates and presents the firing solution, substituting mechanical adjustment mechanisms with electronic information presentation.

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

2Productivity

If automatic ballistic calculations are implemented, then the ease of operation improves, but the device complexity increases due to additional sensors and processors

Engineering Contradiction:
ImproveproductivityVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The display component serves multiple functions by presenting various types of information including bullet drop corrections, windage corrections, and range data. The system integrates multiple sensing functions (orientation detection, environmental sensing) into a unified processing and display architecture.

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

Solution Approach 2:

The display component acts as an intermediary between the complex internal processing system and the user. It translates complex ballistic calculations into simple visual indicators that show the corrected aim point, mediating between the sophisticated sensor/processor system and the shooter.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If visible external controls are used for input, then the ease of operation improves for manual adjustment, but the durability deteriorates due to wear from repeated impacts

Engineering Contradiction:
ImprovereliabilityVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces mechanical control components that are vulnerable to impact damage with solid-state electronic sensors and a display system. The tilt sensor and other sensors have no moving parts, making them resistant to damage from weapon recoil and environmental conditions.

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

Solution Approach 2:

The system automatically detects weapon orientation and environmental conditions through sensors, eliminating the need for manual input controls. The shooter simply aims the weapon, and the system self-adjusts the displayed corrections based on sensor data, removing vulnerable mechanical input mechanisms.

Inventive Principle:
Principle #25Self-service

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

The apparatus provides a durable, easy-to-use, and accurate long-range shooting solution by automatically calculating and adjusting for ballistic factors, ensuring precise aiming without manual intervention, thus enhancing shooter efficiency and reducing the need for costly optical component adjustments.

Implementation Method 1

a tilt sensor for sensing the force of gravity in relation to the aiming device

Methodology Applied
Scientific EffectGravity sensing: Gravitation

Implementation Method 2

an image sensor and a lens for acquiring video images of objects at which the aiming device is aimed

Methodology Applied
Scientific EffectLight detection: Photoelectric Effect

Data Source

PatentUS9689643B2Optical device utilizing ballistic zoom and methods for sighting a target
Publication Date: 2017.06.27 BURRIS CO INC
  • US9689643B2 patent drawing
  • US9689643B2 patent drawing
  • US9689643B2 patent drawing

AI summary

A method of sighting a target includes receiving an initial condition of an optical device. The initial condition includes a size of a ranging element and a range associated with the size of the ranging element. The method further includes receiving a ballistic information and receiving an image from an imaging sensor. At least a portion of the image is displayed on a display. The ranging element is overlaid on the displayed portion of the image. A first zoom input is received to set a first zoom value that corresponds to a first distance from the optical device. The method also includes determining a first projectile position based on the first distance and the ballistic information.