Light Projection for Hidden Device Status Indication

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Solution Overview

Problem

Users face inconvenience when trying to access status information of media content streaming devices, as these devices are often hidden behind larger devices like televisions, requiring users to physically locate them to check their status.

Innovation Solution

The system projects light to indicate a device status, using a hardware processor to determine the light status, decide whether to turn a light source on or off, select a light format corresponding to the status, and project light accordingly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If the device is made smaller and hidden behind a television, then the device can be less obtrusive and more aesthetically pleasing, but users cannot easily access status information without physically locating the device

Engineering Contradiction:
Improvedevice sizeVSAvoidstatus information accessibility
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The patent introduces light as an intermediary to convey device status information. Instead of requiring direct visual contact with the device, the light source projects status information onto surrounding surfaces, allowing users to access status information from a distance without physically locating the hidden device.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent transitions status information display from a two-dimensional surface on the device to a three-dimensional spatial projection in the environment. By projecting light onto walls, ceilings, or other surfaces surrounding the device, the status information becomes accessible in multiple directions and locations, eliminating the need for users to approach the device.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If the device is hidden behind a television, then the device can be less obtrusive, but users have to walk to the television to check status which is inconvenient

Engineering Contradiction:
Improvedevice placement flexibilityVSAvoidtime to access status information
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

Light serves as an intermediary that carries device status information to users without requiring physical proximity. The light projection system translates device status into visible light patterns that can be observed from various distances, eliminating the time users would otherwise spend walking to the device location.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces the mechanical requirement of physical proximity with an optical system. Instead of requiring users to mechanically locate and visually inspect the device, the system uses light projection to deliver status information to any location in the user's field of view, substituting physical movement with optical information delivery.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If light is projected to indicate device status, then users can easily access status information without locating the device, but additional components and control mechanisms are required

Engineering Contradiction:
Improvestatus information accessibilityVSAvoidlight projection system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent makes the light source serve multiple functions: it provides status indication, communicates device state through different light patterns, and replaces the need for physical device inspection. By making the light source multi-functional, the patent reduces the need for separate dedicated components for status indication, thereby limiting the increase in overall device complexity.

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

Solution Approach 2:

The patent combines the light source with the device's existing structure and control systems. Rather than adding a completely separate light projection system, the implementation merges the lighting functionality with the device's power supply, processing unit, and status monitoring systems, thereby reducing the overall complexity increase.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12302468B2Methods, systems, and media for projecting light to indicate a device status
Publication Date: 2025.05.13 GOOGLE LLC
  • US12302468B2 patent drawing
  • US12302468B2 patent drawing
  • US12302468B2 patent drawing

AI summary

Systems, methods, and media for projecting light to indicate a device status are provided. In accordance with some implementations of the disclosed subject matter, systems for projecting light to indicate a device status are provided, the systems comprising: a hardware processor that: determines a light status; determines whether to turn a light source on; selects a light format corresponding to the light status; projects light of a light source according to the light format; and determines whether to turn the light source off.