SMS Shortcut Strings for Longer Messages Under Character Limits

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Solution Overview

Problem

Short message service (SMS) messages have a limited character length, restricting the amount of information that can be transmitted, which hinders efficient communication.

Innovation Solution

Replacing commonly occurring series of characters with shortcut character strings, allowing for increased message content without exceeding character limits, while ensuring both sender and recipient can view the full text without loss of information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If the character length limit of SMS is used, then message transmission is simple and compatible, but the amount of information that can be transmitted is limited

Engineering Contradiction:
Improveamount of information transmittedVSAvoidmessage processing complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The message is segmented into two forms: a compressed form with shortcut character strings for transmission, and an expanded form with full character sequences for display. The system divides the message processing into compression at send time and expansion at receive time, allowing information to be transmitted in a compact format while maintaining full readability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Shortcut character strings are pre-defined and stored in a dictionary before message transmission. Common character sequences are identified in advance and replaced with their corresponding shortcut codes, enabling compression without increasing processing complexity during transmission.

Inventive Principle:
Principle #10Preliminary action

2Loss of energy

If shortcut character strings are used to reduce transmitted characters, then data transmission is reduced, but the system requires replacement and conversion mechanisms

Engineering Contradiction:
Improvedata transmission volumeVSAvoidcharacter replacement system
Core Design Contradiction:
Loss of energyVSDevice complexity

Solution Approach 1:

Instead of transmitting the full character sequences, the system transmits compressed copies using shortcut character strings. The recipient's device maintains a local copy of the shortcut dictionary to convert these compressed representations back into readable text, reducing transmission volume while maintaining readability.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system changes the parameter representation of characters by replacing multi-character sequences with single-character shortcuts. This parameter transformation reduces the average characters per message while maintaining the ability to reconstruct the original message through reverse substitution using the shortcut dictionary.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS9087038B1Messaging with shortcut character strings
Publication Date: 2015.07.21 T MOBILE INNOVATIONS LLC
  • US9087038B1 patent drawing
  • US9087038B1 patent drawing
  • US9087038B1 patent drawing

AI summary

A method, system, and medium are provided for increasing the amount of content that can be displayed to a message recipient relative to the amount of information transmitted. This can be accomplished by identifying series of characters that can be replaced by a shortcut character string. Although both the sender and the recipient can see the full text of a message, the amount of data transmitted can be reduced based on the difference in the number of characters in the full message relative to the number of characters after replacement of identified series of characters with shortcut character strings.