Rotatable Camera Privacy Protection via Environmental Change Detection

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Solution Overview

Problem

During live streaming on mobile devices, accidental camera lens flipping or device drops can lead to privacy leaks as the camera captures unintended environmental images, which are then streamed, compromising user privacy.

Innovation Solution

An electronic device equipped with a camera module, sensors, and a processor that detects environmental changes to automatically disable the 'show face' function and control the camera module, ensuring that only the display image is streamed when such changes occur, thereby preventing private images from being shared.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the camera module is made rotatable for flexible live streaming, then the ease of operation is improved, but the risk of accidental camera flipping and privacy leakage increases

Engineering Contradiction:
Improvecamera rotatabilityVSAvoidprivacy leakage
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary actions by detecting environmental changes through sensors before privacy leakage can occur. When the device detects a drop or abnormal movement, it immediately closes the camera lens and stops streaming, preventing accidental privacy leakage before it can happen.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms where sensors continuously monitor the device's physical state and provide real-time information to the processor. Based on this feedback, the system dynamically adjusts camera operations - closing the lens when drops are detected and resuming normal operation when the device stabilizes.

Inventive Principle:
Principle #23Feedback

2Productivity

If the show face function is enabled for live streaming, then the productivity is improved, but the loss of information increases when camera accidentally flips

Engineering Contradiction:
Improvelive streaming efficiencyVSAvoidprivacy information
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The system uses sensor feedback to monitor device orientation and movement in real-time. When abnormal changes are detected indicating accidental camera flipping, the system immediately responds by closing the camera lens and stopping the show face function, preventing privacy information from being leaked while maintaining normal streaming productivity.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system takes preliminary protective action by detecting environmental changes before privacy leakage occurs. The sensor system continuously monitors for drops or abnormal movements and triggers immediate camera closure, preventing information loss before it can happen during the streaming process.

Inventive Principle:
Principle #10Preliminary action

3Productivity

If the camera lens is kept open for continuous capture, then the productivity is improved, but the reliability decreases due to accidental capture of private images

Engineering Contradiction:
Improvecontinuous capture capabilityVSAvoidprivacy protection
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary protective actions by continuously monitoring device state through sensors and immediately closing the camera lens when drops or abnormal movements are detected. This prevents accidental capture of private images while maintaining continuous capture capability during normal operation.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements dynamic control of the camera lens, transitioning between open and closed states based on real-time environmental conditions. The lens remains open for continuous capture during normal operation but automatically closes when drops or abnormal movements are detected, balancing productivity and reliability.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11477385B2Electronic device with rotatable camera for protecting privacy
Publication Date: 2022.10.18 ASUSTEK COMPUTER INC
  • US11477385B2 patent drawing
  • US11477385B2 patent drawing
  • US11477385B2 patent drawing

AI summary

An electronic device is provided, which includes a body, a camera module, at least one sensor, and a processor. The camera module is rotatably disposed on the body. The sensor is disposed in the electronic device for generating an environmental sensing signal. The processor is electrically connected to the camera module and the sensor. The processor loads and executes an application to perform: generating a display image; controlling the camera module to capture a face image and combining the face image and the display image into a live stream image when a show face function of the application is activated; and when the electronic device is in the live stream mode and the processor determines that an environment dynamic change occurs according to the environmental sensing signal, the processor transmits a notification signal to the application to notify the application to close the show face function.