Redundancy-based high reliability optoelectronic architecture and methods of making and using the same

A method of manufacturing an optoelectronic device, comprising:

• providing a photonic integrated die including a first optical switch comprising a first optical input channel and a plurality of first optical output channels and configured to route an optical signal received through the first optical input channel to a selected first optical output channel which is one of the plurality of first optical output channels, a plurality of optical components connected to a respective one of the first optical output channels and having a respective component optical output channel, a first optical combiner configured to combine optical signals from each of the component optical output channels and having a combiner optical output channel, and at least one optoelectronic photodetector configured to determine a functionality of the optical signal from the combiner optical output channel;
• providing an electronic integrated die including an optical routing controller configured to generate an electrical signal for changing designation of the selected first optical output channel based on at least one output from the at least one optoelectronic photodetector;
• and
• bonding the photonic integrated die and the electronic integrated die such that an electrically conductive path is formed between the optical routing controller and the first optical switch.

A method of operating a device, comprising:

• providing an optoelectronic device comprising a first optical switch comprising:
• a first optical input channel and a plurality of first optical output channels and configured to route an optical signal received through the first optical input channel to a selected first optical output channel which is one of the plurality of first optical output channels;
• a plurality of optical components connected to a respective one of the first optical output channels and having a respective component optical output channel;
• a first optical combiner configured to combine optical signals from each of the component optical output channels and having a combiner optical output channel;
• a monitor circuit configured to receive an optical signal from the combiner optical output channel and configured to determine a functionality of the optical signal from the combiner optical output channel;
• and
• an optical routing controller configured to change designation of the selected first optical output channel based on a measurement signal from the monitor circuit;
• and
• changing designation of the selected first optical output channel among the first optical output channels upon detection of lack of the functionality in the optical signal from the combiner optical output channel by the monitor circuit.