Free SMS Controller Content Exchange via Terminated Calls
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Solution Overview
Problem
Current SMS systems incur high charges for exchanging content between different phone networks due to the need for messages to pass through Short Message Service Centers (SMSCs), which perform store and forward functions and charge for each message sent.
Innovation Solution
A method and system that utilize a Free SMS Controller to convert content into symbols and send them as deliberately terminated calls through unique identifiers, allowing message exchange without relying on SMSCs, thereby avoiding inter-network charging by using multiple SIM cards to represent binary digits and convey messages as call durations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If messages pass through SMSC for store and forward function, then message delivery reliability is improved, but communication cost increases
Solution Approach 1:
The patent extracts the message routing function from the SMSC by using direct device-to-device communication through call termination. Instead of relying on the SMSC's store and forward mechanism, the system uses the telephony network's call setup and termination capabilities to deliver messages directly between devices, eliminating the need for SMSC intervention and associated charges.
Solution Approach 2:
The patent uses the telephony network's call termination mechanism as an intermediary to deliver messages. By converting messages into call termination events, the system leverages the existing telephony infrastructure's message delivery capability without requiring SMSC involvement, thus avoiding inter-network charging while maintaining delivery reliability.
2Reliability
If SMSC performs gate keeping function for inter-network SMS, then network control is improved, but communication cost increases
Solution Approach 1:
The patent extracts the gate keeping function from the SMSC by implementing direct device-to-device communication. The system uses call termination events to deliver messages between devices on different networks without requiring SMSC intervention, thereby eliminating inter-network charging while maintaining network control through the telephony infrastructure's inherent messaging capabilities.
3Reliability
If traditional SMS routing is used, then message delivery is ensured, but content exchange cost increases
Solution Approach 1:
The patent replaces the mechanical SMSC-based SMS routing system with a software-based message conversion system. By converting messages into call termination events and using the telephony network's inherent messaging capabilities, the system eliminates the need for SMSC charges while maintaining reliable message delivery between devices on different networks.
Data Source
AI summary
A method for exchanging content among communication entities over a communication network includes: checking for a trigger command along with the saved content in a memory of a first entity (510), identifying at least one second entity with which the content has to be exchanged (520), enabling a handshake message from the first entity, upon identifying the trigger command, to the second entity ensuring about the appropriate decoding block (530), converting the saved content of the first entity into symbols until a termination character is encountered (540), wherein the converted symbols are sent as deliberately terminated call(s) through a set of permissible unique identifier(s) to the second entity and translating one or more intervals of the duration of the call of the deliberately terminated calls (one Subscriber Identity Module (SIM)) or the unique numbers (more than one SIM) into unique symbols at the second entity to form a message (550).


