Hostless MIDI Router Autonomous Data Routing
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Solution Overview
Problem
Existing MIDI interface units require a computer to be coupled to translate event data from a MIDI input to a MIDI output, limiting their functionality and usability without a host system.
Innovation Solution
A digital music router that can hostlessly transmit digital music event data between various ports, including MIDI DIN, USB, and serial ports, allowing for immediate routing of MIDI data without a computer connection, with a user interface for configuring routing profiles and managing data traffic.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a computer is coupled to the MIDI interface unit to translate event data, then data translation functionality is achieved, but device complexity and operational dependency increase
Solution Approach 1:
The MIDI interface unit incorporates an embedded processor that enables the device to translate and route MIDI event data autonomously without requiring an external computer. The processor executes instructions stored in memory to perform data translation, device enumeration, and routing operations, making the interface unit self-sufficient and eliminating operational dependency on host systems.
Solution Approach 2:
The interface unit is designed to perform multiple functions including MIDI to USB translation, USB to MIDI translation, device enumeration, and data routing through a single device. The embedded processor can operate in various modes to handle different communication protocols and device configurations, providing universal functionality without requiring a computer.
2Adaptability or versatility
If a computer is required for MIDI data translation, then protocol conversion is achieved, but ease of operation deteriorates due to mandatory host connection
Solution Approach 1:
The interface unit autonomously performs protocol conversion between MIDI and USB protocols using its embedded processor, eliminating the need for a computer to handle translation. The device independently manages data format conversion, enabling direct communication between MIDI devices and USB hosts without mandatory computer involvement.
3Ease of operation
If the MIDI interface unit operates hostlessly, then ease of operation improves, but device complexity increases due to embedded processing requirements
Solution Approach 1:
The embedded processor acts as an intermediary that bridges MIDI protocol and USB protocol communications. It receives MIDI event data from MIDI devices, translates the data format, and transmits it via USB to host devices or other MIDI devices, enabling hostless operation while managing the complexity of protocol conversion internally.
4Adaptability or versatility
If multiple MIDI devices are connected without a computer, then routing flexibility improves, but data management complexity increases
Solution Approach 1:
The embedded processor implements device enumeration that automatically detects connected MIDI devices and configures routing paths based on device identification and capabilities. The system provides feedback about device status and routing configurations, enabling automatic adaptation to different device configurations without requiring manual computer setup.
Data Source
AI summary
A router for a plurality of MIDI transmitters and receivers routes MIDI event data to and from designated ports without a host computer system connected to the router. Since a host computer system is not used, delay times are significantly reduced and many MIDI devices could be coupled to the router without significantly impacting the transmission speeds of the MIDI data. While the router works without a host connected to the router, the router could still function while a host computer is connected, which is useful when a host computer is used to send MIDI event data or record MIDI event data.