Integrated Aiming Device for Automatic Ballistic Compensation

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Solution Overview

Problem

Conventional sighting scopes and rangefinders are separate and require manual recalibration when their relative positions change, lacking automatic calculation and guidance for optimal aiming, which affects shooting accuracy in devices like crossbows.

Innovation Solution

An aiming device integrating a display unit, ranging unit, and processing unit that calculates and displays compensation positions based on object distance, determining the target position and providing aiming confirmation or guidance to ensure accurate alignment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the sighting scope and rangefinder are separate and independent, then the device structure is simple and easy to manufacture, but the user must manually recalibrate the offset when the relative position changes, increasing the loss of time and reducing productivity

Engineering Contradiction:
Improvedevice structure simplicityVSAvoidmanual recalibration time
Core Design Contradiction:
Ease of manufactureVSLoss of time

Solution Approach 1:

The patent combines the sighting scope and rangefinder into an integrated aiming device with a unified coordinate system. The processing unit receives images from both the sighting scope image collector and rangefinder image collector, enabling automatic offset calculation and eliminating manual recalibration when relative positions change.

Inventive Principle:
Principle #5Merging (Combining)

2Device complexity

If the sighting scope and rangefinder are separate and independent, then the device complexity is low, but the lack of automatic calculation and guidance functions reduces shooting accuracy

Engineering Contradiction:
Improvesystem integration levelVSAvoidshooting accuracy
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The processing unit automatically calculates the offset between the sighting scope and rangefinder coordinate systems by processing images from both image collectors. This self-calibration function eliminates manual intervention and ensures accurate ballistic compensation without increasing overall device complexity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The device provides real-time feedback through the display unit, showing the calculated offset and guiding the user to adjust the aiming position. This feedback mechanism ensures accurate target acquisition by continuously monitoring and displaying the relationship between the sighting scope and rangefinder measurements.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If manual recalibration is required when relative position changes, then the ease of operation is reduced due to multiple calibration steps, but the device structure remains simple

Engineering Contradiction:
Improvecalibration operation simplicityVSAvoidcoordinate system integration
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The processing unit automatically performs offset calculation by processing images from both image collectors, eliminating the need for manual recalibration operations. The device self-calibrates when the relative position between sighting scope and rangefinder changes, significantly improving ease of operation.

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

Enhances shooting accuracy by automating the calculation of ballistic compensation and providing real-time aiming guidance, reducing the time and effort required for precise target acquisition.

Implementation Method 1

a ranging unit (110) which performs a ranging operation on an object to obtain a corresponding object distance

Methodology Applied
Scientific EffectLaser ranging: LIDAR

Data Source

PatentUS12352532B2Aiming devices and methods thereof
Publication Date: 2025.07.08 SINTAI OPTICAL SHENZHEN CO LTD
  • US12352532B2 patent drawing
  • US12352532B2 patent drawing
  • US12352532B2 patent drawing

AI summary

Aiming devices and methods thereof are provided. First, a ranging unit is used to perform a ranging operation on an object to obtain a corresponding object distance. Then, a plurality of compensation positions are displayed on a display unit of an aiming device, and a ballistic compensation program is used to calculate a target position among the compensation positions according to the object distance. When the aiming device moves, the number of the compensation positions displayed on the display unit will be changed. It is to determine whether the aiming device is located at the target position. When the aiming device is at the target position, the display unit will only display the target position among the compensation positions or no longer performs the compensation.