Self-Moving Device Camera Connection Control for Privacy Protection

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Solution Overview

Problem

Self-moving devices, such as cleaning robots, face a risk of exposing user privacy due to continuous operation of cameras when in non-operating states, compromising security.

Innovation Solution

A self-moving device with a second processor controls the connection and disconnection of the first processor and camera based on the device's operating state, using a tri-state output circuit to ensure the camera signal is only received during operating states, thereby preventing privacy exposure during non-operating states.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the camera continuously operates to acquire image signals, then the device can maintain environmental awareness and navigation capability, but user privacy is exposed during non-operating states

Engineering Contradiction:
Improveenvironmental awarenessVSAvoidprivacy exposure
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The second processor preliminarily determines the operating state of the self-moving device before the camera operates. By anticipating whether the device is in an operating or non-operating state, the system can proactively control the connection between the camera and first processor, preventing privacy exposure before it occurs while ensuring environmental awareness is maintained when needed

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The second processor acts as an intermediary between the camera and the first processor. It controls the tri-state output circuit to mediate the connection, allowing the camera to operate only when the device is in an operating state, thus resolving the conflict between maintaining environmental awareness and protecting user privacy

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If the camera is disconnected during non-operating states to protect privacy, then security is improved, but the device cannot quickly resume environmental monitoring when needed

Engineering Contradiction:
Improveprivacy protectionVSAvoidresume speed
Core Design Contradiction:
Object-affected harmful factorsVSSpeed

Solution Approach 1:

The second processor preliminarily determines whether the device is in an operating state before controlling the camera connection. This preliminary determination ensures that the camera is already connected and ready to acquire image signals when the device enters an operating state, enabling immediate resumption of environmental monitoring without delay

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses feedback from the operating state determination to dynamically control the camera connection. When the device transitions to an operating state, the second processor receives feedback about this state change and immediately adjusts the tri-state output circuit to connect the camera, ensuring quick resumption of environmental monitoring while maintaining privacy protection during non-operating states

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20260029795A1Self-moving device and control method therefor, storage medium, and computer device
Publication Date: 2026.01.29 BEIJING ROBOROCK INNOVATION TECH CO LTD
  • US20260029795A1 patent drawing
  • US20260029795A1 patent drawing
  • US20260029795A1 patent drawing

AI summary

A self-moving device, and a control method thereof, a storage medium, and a computer device. The self-moving device includes a camera, a first processor, and a second processor, wherein the camera is configured for acquiring an image signal of a surrounding environment of the self-moving device and sending the image signal to the first processor; the first processor is configured for receiving the image signal, and the first processor is configured for at least one of: establishing a surrounding environment map of the self-moving device, or identifying an obstacle in the surrounding environment of the self-moving device according to the image signal; and the second processor is configured for controlling the connection/disconnection between the first processor and the camera according to the operation state of the self-moving device, so as to control whether the first processor can receive the image signal sent by the camera.