Multi-Resolution Image Delivery for Faster Cloud Viewing

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Solution Overview

Problem

Users face challenges in accessing high-resolution images and videos stored on cloud storage systems due to network constraints, leading to delayed viewing and reduced quality, especially with low internet connectivity.

Innovation Solution

A system and method for managing content items with multiple resolutions, allowing users to view lower-resolution images on their device while higher-resolution versions download in the background, prioritizing downloads based on factors like connectivity, storage, and usage history.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If high-resolution images are downloaded to cloud storage system, then image quality is improved, but download time increases

Engineering Contradiction:
Improveimage qualityVSAvoiddownload time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent segments the image download process into multiple resolution versions (e.g., thumbnail, medium, high resolution). The system downloads and displays lower-resolution versions first for immediate viewing, then progressively downloads higher-resolution versions in the background. This segmentation resolves the contradiction by providing immediate access to viewable images while gradually improving image quality without blocking user interaction.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements preliminary action by pre-downloading lower-resolution versions of images before the user actually needs to view them. When a user navigates to a gallery or album, thumbnail versions are already available for immediate display, while higher-resolution versions are pre-fetched in the background when network conditions permit. This preliminary preparation eliminates waiting time while ultimately achieving high-quality display.

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If high-resolution images are stored on device, then image quality is improved, but storage space consumption increases

Engineering Contradiction:
Improveimage qualityVSAvoidstorage space
Core Design Contradiction:
Manufacturing precisionVSQuantity of substance

Solution Approach 1:

The patent applies local quality by storing different resolution versions of the same image in different locations or with different priority levels. High-resolution versions are stored in cloud storage, while lower-resolution versions are cached locally on the device for immediate viewing. This allows the system to provide high-quality images when needed while minimizing local storage consumption by keeping only essential lower-resolution copies.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent implements a nested storage structure where multiple resolution versions of images are organized in a hierarchical manner. The system stores a core high-resolution master copy in cloud storage, with progressively smaller lower-resolution versions nested within the storage hierarchy. This nested approach allows efficient space utilization by storing only the necessary resolution levels locally while maintaining access to full-quality versions in the cloud.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Loss of energy

If low-resolution images are displayed, then network usage is reduced, but viewing quality deteriorates

Engineering Contradiction:
Improvenetwork usageVSAvoidviewing quality
Core Design Contradiction:
Loss of energyVSManufacturing precision

Solution Approach 1:

The patent implements dynamic resolution adjustment based on real-time network conditions, user interaction, and image importance. The system dynamically switches between displaying low-resolution thumbnails during normal browsing and automatically fetching high-resolution versions when users tap or long-press on images. This dynamic adaptation reduces network usage during routine navigation while ensuring high viewing quality when users actually engage with specific images.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent enables self-service by allowing the system to automatically detect user intent (through gestures like tapping or long-pressing) and autonomously fetch higher-resolution versions without requiring manual user actions. When a user shows interest in a particular image through interaction, the system self-initiates the download of the high-resolution version and seamlessly replaces the thumbnail, providing quality improvement exactly when and where needed.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250337821A1Systems and methods for managing content items having multiple resolutions
Publication Date: 2025.10.30 DROPBOX INC
  • US20250337821A1 patent drawing
  • US20250337821A1 patent drawing
  • US20250337821A1 patent drawing

AI summary

Systems, methods, and non-transitory computer readable media for managing content items having multiple resolutions may be provided. In some embodiments, a user device may send a request to access one or more images from a content management system. The one or more images may be categorized on the user device by an expected use that determines that the one or more images be in a first version. A second version of the one or more images may be received while a background download of the first version of the one or more images may be performed. In some embodiments, the first version may correspond to a high-resolution image whereas the second version may correspond to a lower resolution image.