Facsimile Server VoIP Gateway Network Integration
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Solution Overview
Problem
Legacy facsimile machines do not integrate well with information handling system network-based phone systems, such as VoIP, requiring dedicated analog phone lines and limiting flexibility in placement due to unreliable digital sampling errors.
Innovation Solution
Facsimile machine documents are transmitted through an information handling system local area network, converting digital files into appropriate formats for PSTN or VoIP networks, eliminating the need for dedicated lines and allowing flexible placement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If legacy facsimile machines use dedicated analog phone lines, then facsimile transmission reliability is maintained, but device placement flexibility and cost efficiency deteriorate
Solution Approach 1:
The patent introduces an intermediary system consisting of a facsimile server and VoIP gateway that mediates between the legacy facsimile machine and the VoIP network. The server receives facsimile transmissions from the analog phone line, converts them to digital format, and routes them through the VoIP network to the destination, thereby enabling flexible placement while maintaining transmission reliability through the intermediary conversion process
2Adaptability or versatility
If legacy facsimile machines connect directly to VoIP networks, then device placement flexibility improves, but transmission reliability deteriorates due to digital sampling errors
Solution Approach 1:
The facsimile server acts as an intermediary that receives analog facsimile signals from the phone line, converts them to digital format, and then transmits them through the VoIP network. This intermediate conversion process isolates the legacy facsimile machine from the VoIP network's digital sampling limitations, maintaining transmission quality while enabling flexible placement
Solution Approach 2:
The patent replaces the direct mechanical/electrical connection between the facsimile machine and telephone network with a digital substitution system. The facsimile server digitizes the analog facsimile signals and transmits them as digital data packets through the VoIP network, eliminating the reliability issues associated with direct analog-to-digital conversion over VoIP
3Reliability
If dedicated analog phone lines are maintained for facsimile machines, then transmission reliability is ensured, but operational cost increases
Solution Approach 1:
The patent makes the VoIP network serve multiple functions: it handles both voice communications and facsimile transmissions through the same infrastructure. The facsimile server enables the VoIP network to perform the facsimile function that previously required a dedicated analog line, thereby eliminating the need for separate dedicated lines and reducing operational costs while maintaining reliability
Data Source
AI summary
Facsimile documents are communicated between a facsimile machine and a telephone network through an information handling system local area network to provide improved flexibility with the usage and positioning of the facsimile machine with minimal impact on the usage model. A facsimile module associated with the local area network and located distal the facsimile machine converts digital documents provided from the facsimile machine through the local area network into formats for transmission on the telephone network, such as an analog modem signal, TDM packets representing an analog modem signal or VoIP/FoIP packets representing an analog modem signal.