Camera Control Phone Case for Shutter and Focus Buttons

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Solution Overview

Problem

Some terminal devices lack convenient functions for adjusting photography settings, such as focusing and photo/video recording, due to the absence of dedicated photography buttons.

Innovation Solution

An auxiliary device with a case body and control assembly, including a transceiver module, processing module, and operation module, which is communicatively connected to the terminal device to enable control functions like photography settings through buttons.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If an auxiliary device with control assembly is added to older terminal devices, then photography control functions are improved, but device complexity increases

Engineering Contradiction:
Improvephotography control functionVSAvoiddevice structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The auxiliary device is divided into separate functional modules: a case body for protection, a control assembly with operation module for photography control, and a transceiver module for communication. This segmentation allows each module to perform its specific function independently while maintaining overall system simplicity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The transceiver module acts as an intermediary between the control assembly and the terminal device, transmitting control signals from the operation module to the terminal device's photography application, thereby enabling control functionality without direct integration into the terminal device's internal structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If control assembly with multiple modules is integrated into case body, then operation functions are enhanced, but manufacturing complexity increases

Engineering Contradiction:
Improveoperation functionVSAvoidassembly process
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The control assembly is designed as a separate unit that can be manufactured independently and then integrated into the case body. This segmentation simplifies the manufacturing process by allowing specialized production of the control assembly and case body separately, followed by a straightforward assembly process.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control assembly is designed with universal interfaces and standardized connections that can be adapted to different terminal devices. The operation module provides multiple photography control functions (capture, focus, video recording) through a single integrated unit, enhancing versatility without requiring separate components for each function.

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

Data Source

PatentUS20250385963A1Auxiliary device and electronic system
Publication Date: 2025.12.18 GUANGDONG XIZHONGXI TECH CO LTD
  • US20250385963A1 patent drawing
  • US20250385963A1 patent drawing
  • US20250385963A1 patent drawing

AI summary

An auxiliary device and an electronic system are provided. The auxiliary device includes a case body and a control assembly. The case body defines an accommodating cavity, the accommodating cavity defines an opening at one side thereof, and the accommodating cavity is configured to accommodate a mobile terminal. The control assembly is disposed in the accommodating cavity, and the control assembly is communicatively connected to the mobile terminal. The control assembly includes a transceiver module, a processing module, and an operation module, the processing module is respectively electrically connected to the transceiver module and the operation module, the transceiver module is communicatively connected to the mobile terminal, the operation module is configured to send an operation signal to the processing module, the processing module is configured to receive the operation signal and send the operation signal to the mobile terminal through the transceiver module.