Embedded parametric monitoring of optoelectronic modules
First Claim
1. In an optical transmitter for converting and coupling an information-containing electrical signal with an optical fiber comprising:
- a housing including an electrical input for coupling with an external electrical cable or information system device and for transmitting information-containing electrical signals over said input, and a fiber optical connector adapted for coupling with an external optic fiber for transmitting an optical signal;
an electro-optic subassembly disposed in said housing coupled to the information containing electrical signal and converting it to a modulated optical signal corresponding to the electrical signal at a predetermined wavelength;
a method comprising;
acquiring, at a sequence of time intervals, operational data associated with the transmitter to store said operational data acquired during said sequence of time intervals in a non-volatile memory disposed in said housing;
tracking and storing an elapsed time while the transmitter is operational;
accessing said non-volatile memory to determine the stored operational data; and
during at least one of maintenance and diagnostics, overriding default behaviors established for tracking and storing the elapsed time.
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Accused Products
Abstract
An optoelectronic module for converting and coupling an information-containing electrical signal with an optical fiber including a housing having an electrical input for coupling with an external electrical cable or information system device and for transmitting and receiving information-containing electrical signals over such input, and a fiber optic connector adapted for coupling with an external optical fiber for transmitting and receiving an optical signal; an electro-optic subassembly coupled to the information containing electrical signal and converting it to and/or from a modulated optical signal corresponding to the electrical signal; and parametric storage means disposed in said housing for storing environmental and/or operational data associated with the module, and an optional method for time-biased lossy compression of such stored data.
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Citations
25 Claims
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1. In an optical transmitter for converting and coupling an information-containing electrical signal with an optical fiber comprising:
- a housing including an electrical input for coupling with an external electrical cable or information system device and for transmitting information-containing electrical signals over said input, and a fiber optical connector adapted for coupling with an external optic fiber for transmitting an optical signal;
an electro-optic subassembly disposed in said housing coupled to the information containing electrical signal and converting it to a modulated optical signal corresponding to the electrical signal at a predetermined wavelength;
a method comprising;acquiring, at a sequence of time intervals, operational data associated with the transmitter to store said operational data acquired during said sequence of time intervals in a non-volatile memory disposed in said housing; tracking and storing an elapsed time while the transmitter is operational; accessing said non-volatile memory to determine the stored operational data; and during at least one of maintenance and diagnostics, overriding default behaviors established for tracking and storing the elapsed time. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
- a housing including an electrical input for coupling with an external electrical cable or information system device and for transmitting information-containing electrical signals over said input, and a fiber optical connector adapted for coupling with an external optic fiber for transmitting an optical signal;
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12. In an opto-electrical module for converting and coupling information-containing signals with an optical fiber, a method of storing operational information about the opto-electrical module for failure analysis comprising:
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tracking an elapsed run time that the module is operational; storing the elapsed run time; periodically acquiring a parameter of interest associated with the module while the module is operational and storing the parameter of interest; and during at least one of maintenance and diagnostics of the module, accessing at least one of the stored elapsed run time and the parameter of interest and overriding default behavior for the tracking and storing of the elapsed run time. - View Dependent Claims (13, 14)
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15. In an opto-electrical module for converting and coupling information-containing signals with an optical fiber, a method of storing operational information about the opto-electrical module for failure analysis comprising:
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autonomously tracking an elapsed run time that the module is operational; autonomously storing the elapsed run time in nonvolatile memory; autonomously acquiring a parameter of interest associated with the module while the module is operational and storing the parameter of interest; autonomously resuming tracking of the elapsed run time if power is returned to the module after power had been removed from the optical module; and overriding the autonomous tracking of the elapsed run time and the autonomous storing of the elapsed run time during at least one of maintenance and diagnostics.
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16. In an optical transmitter for converting and coupling an information-containing electrical signal with an optical fiber comprising:
- a housing including an electrical input for coupling with an external electrical cable or information system device and for transmitting information-containing electrical signals over said input, and a fiber optical connector adapted for coupling with an external optic fiber for transmitting an optical signal;
an electro-optic subassembly disposed in said housing coupled to the information containing electrical signal and converting it to a modulated optical signal corresponding to the electrical signal at a predetermined wavelength;
a method comprising;acquiring, at a sequence of time intervals, operational data associated with the transmitter, and using a lossy data compression to store said operational data acquired during said sequence of time intervals in a non-volatile memory disposed in said housing; tracking and storing an elapsed time while the transmitter is operational; accessing said non-volatile memory to determine the stored operational data; and during at least one of maintenance and diagnostics, overriding default behaviors established for tracking and storing the elapsed time. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25)
- a housing including an electrical input for coupling with an external electrical cable or information system device and for transmitting information-containing electrical signals over said input, and a fiber optical connector adapted for coupling with an external optic fiber for transmitting an optical signal;
Specification