Rotatable Functional Module Linkage for Hand-Tremor Compensation

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Solution Overview

Problem

In electronic devices, functional modules such as camera modules are typically fixed, leading to poor user experience due to hand tremors causing lens inclination and image quality issues, affecting not only cameras but other modules as well.

Innovation Solution

A flip function component with a driving mechanism and connecting rod transmission system allows functional modules to rotate, using a first driving portion connected to a first connecting rod, which in turn drives a second connecting rod to hinge the module, enabling it to be flipped to various angles, and optionally includes an angle detector for compensation during use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the functional module is fixed in position, then the device structure is simple, but the user experience deteriorates due to hand tremors causing lens inclination and poor image quality

Engineering Contradiction:
Improveimage qualityVSAvoiddevice structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by transforming the fixed functional module into a rotatable one. The camera module can now rotate around a hinge point, allowing it to dynamically adjust its orientation to compensate for hand tremors during shooting, thereby improving image quality without significantly complicating the overall device structure

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent segments the device into a fixed installation base and a rotatable functional module connected through a hinge mechanism. This segmentation allows the functional module to independently rotate while the rest of the device remains stable, resolving the contradiction between structural simplicity and image quality

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the functional module is fixed, then the manufacturing process is simple, but the adaptability deteriorates as the module cannot be rotated to different angles

Engineering Contradiction:
Improverotation angleVSAvoidmanufacturing process
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The functional module is designed with rotatable capability, enabling it to adapt to different shooting angles and orientations. This dynamic adjustment feature significantly improves versatility while the manufacturing process remains relatively straightforward by incorporating a hinge mechanism and connecting rods

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The rotatable functional module provides multi-functionality by enabling the device to capture images at various angles and orientations. This single rotational mechanism serves multiple purposes including compensating for hand tremors, achieving different shooting perspectives, and adapting to various usage scenarios

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

3Ease of operation

If a rotating mechanism is added to allow functional module rotation, then user experience improves, but the device complexity increases

Engineering Contradiction:
Improveuser experienceVSAvoidmechanism structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The rotating mechanism enables the functional module to dynamically adjust its position, greatly improving user experience by allowing rotation to compensate for hand tremors and achieve different shooting angles

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent uses a hinge mechanism as an intermediary between the installation base and the functional module. This hinge acts as a mediator that enables rotation while maintaining a relatively simple connection, thus improving user experience without significantly increasing device complexity

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Enables functional modules to be rotated for improved user experience by compensating for hand tremors and maintaining image quality, and can be applied to various electronic devices like smartphones and tablets.

Implementation Method 1

a second end of the first connecting rod is hinged to the functional module, and a hinge point between the second end of the first connecting rod and the functional module is a first hinge point, a first end of the second connecting rod is hinged to the installation base, and a hinge point between the first end of the second connecting rod and the installation base is a second hinge point

Methodology Applied
Scientific EffectHinge mechanism: Hinge

Implementation Method 2

the connecting rod transmission mechanism includes a first connecting rod and a second connecting rod, where a first end of the first connecting rod is connected to the first driving portion

Methodology Applied
Scientific EffectMechanical linkage: Four-Bar Linkage

Data Source

PatentEP4123416B1Flip function component and electronic device
Publication Date: 2024.08.07 VIVO MOBILE COMM CO LTD
  • EP4123416B1 patent drawingFigure 1
  • EP4123416B1 patent drawingFigure 2~3
  • EP4123416B1 patent drawingFigure 4

AI summary

A flip function component, which is applied to an electronic device. The electronic device comprises a mounting base portion. The flip function component comprises a drive mechanism, a connection rod transmission mechanism (100), and a functional module (200); the drive mechanism comprises a first drive portion (300); the connection rod transmission mechanism (100) comprises a first connection rod (110) and a second connection rod (120); a first end of the first connection rod (110) is connected to the first drive portion (300); a second end of the first connection rod (110) is hinged to the functional module (200); a first end of the second connection rod (120) is hinged to the mounting base portion; a second end of the second connection rod (120) is hinged to the functional module (200); and the first drive portion (300) drives the first connection rod (110) to move, such that the second connection rod (120) drives the functional module (200) to rotate..