Burst mode optical media converter with fast analog conversion

A method for interfacing an optical fiber data bus to an electrical interface of an electronic device using a media converter, said method comprising:

• converting electrical signals received from a transmitting channel of the electronic device in a voltage doublet format to a positive logic format compatible for operating a laser diode;
• transmitting optical signals from the laser diode to the optical fiber data bus;
• receiving optical signals from the optical fiber data bus;
• converting the received optical signals to electrical signals, the electrical signals in a positive logic format;
• converting the positive logic formatted electrical signals to voltage doublet formatted electrical signals for application to a receiving channel of the electronic device;
• and
• stabilizing output power of the laser diode over an operating temperature range of the media converter.

A media converter for interfacing an optical fiber data bus to an electrical interface of an electronic device, said media converter comprising:

• an interface circuit configured to convert electrical signals received from a transmitting channel of the electrical device in a voltage doublet format having an 80 ns pulse width to Manchester bi-phase signals having a 250 ns pulse width, and convert received electrical signals for application to a receiving channel of the electrical device from Manchester bi-phase signals having a 250 ns pulse width to a voltage doublet format having an 80 ns pulse width;
• a DC coupled receiver comprising an optical interface operable for receiving optical signals from the optical fiber data bus, said DC coupled receiver operable for converting the optical signals to positive logic electrical pulses for application to said interface circuit;
• a laser diode operable to transmit optical signals onto the optical fiber data bus;
• and
• a laser diode driver operable for receiving the positive logic electrical pulses from said interface circuit and converting the electrical signals to signals compatible for operating said laser diode.