Network Video Messaging Download Control

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Solution Overview

Problem

General-purpose messaging systems lack control over video content dissemination, limiting user flexibility and control for authors in transmitting video messages.

Innovation Solution

A network video messaging system that allows clients to specify download conditions for video content, enabling either persistent or transient downloads based on meta-data, and manages access through navigation links and authentication to control dissemination.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If general-purpose messaging systems transmit video content, then video communication capability is provided, but user control over content dissemination is lost

Engineering Contradiction:
Improveuser control over content disseminationVSAvoidmessaging system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by requiring the sender to pre-configure download conditions and permissions when creating the video message. The system stores these conditions in advance, and automatically enforces them when the recipient attempts to access or forward the message, eliminating the need for complex real-time control mechanisms.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces an intermediary mechanism in the form of a messaging server that mediates between the sender's control requirements and the recipient's access needs. The server stores video content separately from message metadata, manages download conditions, and controls dissemination by validating permissions before allowing downloads or forwards, thereby providing user control without requiring complex client-side implementation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If video content is made accessible to recipients, then communication effectiveness is improved, but uncontrolled re-transmission occurs

Engineering Contradiction:
Improvecommunication effectivenessVSAvoiduncontrolled re-transmission
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent applies local quality by differentiating between different types of recipients and their permission levels. The system assigns specific download conditions to individual recipients or groups, allowing the sender to grant full download permissions to some recipients while restricting others to view-only access, thereby enabling controlled re-transmission on a per-recipient basis.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent implements feedback mechanisms where the system monitors and tracks video message access and dissemination. When a recipient attempts to download or forward a video, the system checks the predefined conditions and either permits or blocks the action, providing real-time control feedback to prevent uncontrolled re-transmission while maintaining communication effectiveness.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If download permissions are restricted, then content control is improved, but playback flexibility is reduced

Engineering Contradiction:
Improvecontent controlVSAvoidplayback flexibility
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent applies dynamics by making download conditions configurable and adaptable rather than fixed. The system allows senders to set different permission levels for different recipients and even modify conditions later, enabling the system to dynamically adjust between content control and playback flexibility based on the specific communication needs of each message.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9251317B2Network video messaging
Publication Date: 2016.02.02 MICROSOFT TECHNOLOGY LICENSING LLC
  • US9251317B2 patent drawing
  • US9251317B2 patent drawing
  • US9251317B2 patent drawing

AI summary

Embodiments related to network video messaging are disclosed. One disclosed embodiment provides a method that comprises receiving a video message from a client application of a source client; associating a navigation link with the video message; transmitting a notification message to the recipient client including the navigation link; receiving a retrieval request from the recipient client to access the video content via the navigation link; and transmitting the video content to the recipient client responsive to receiving the retrieval request by providing a persistent download of the video content from the storage server if the download condition indicates that a persistent download of the video content is permissible; and providing a transient download of the video content to the recipient client while prohibiting a persistent download of the video content if the download condition indicates that a persistent download of the video content is not permissible.