OPTICAL TRANSCEIVER FOR 40 GIGABIT/SECOND TRANSMISSION
First Claim
1. An optical transceiver for converting and coupling an information-containing electrical signal with an optical fiber comprising:
- a housing including an electrical connector with a plurality of XFI electrical interfaces for coupling with an external electrical cable or information system device and for transmitting and/or receiving an information-containing electrical signal having a data rate ate least 10 Gigabit per second on each interface, and a fiber optic connector adapted for coupling with an external optical fiber for transmitting and/or receiving an optical communications signal having a data rate at least 40 Gigabit per second; and
at least one electro-optical subassembly in the housing for converting between and information-containing electrical signal and a modulated optical signal corresponding to the electrical signals.
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Accused Products
Abstract
An optical transceiver for converting and coupling an information-containing electrical signal with an optical including a housing having an electrical connector with a plurality of XFI electrical interfaces for coupling with an external electrical cable or information system device and for transmitting and/or receiving an information-containing electrical signal having a data rate ate least 10 Gigabits per second on each interface, and a fiber optic connector adapted for coupling with an external optical fiber for transmitting and/or receiving an optical communications signal having a data rate at least 40 Gigabits per second; and at least one electro-optical subassembly in the housing for converting between and information-containing electrical signal and a modulated optical signal corresponding to the electrical signals.
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Citations
12 Claims
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1. An optical transceiver for converting and coupling an information-containing electrical signal with an optical fiber comprising:
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a housing including an electrical connector with a plurality of XFI electrical interfaces for coupling with an external electrical cable or information system device and for transmitting and/or receiving an information-containing electrical signal having a data rate ate least 10 Gigabit per second on each interface, and a fiber optic connector adapted for coupling with an external optical fiber for transmitting and/or receiving an optical communications signal having a data rate at least 40 Gigabit per second; and at least one electro-optical subassembly in the housing for converting between and information-containing electrical signal and a modulated optical signal corresponding to the electrical signals. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An optical transmitter for converting and coupling an information-containing electrical signal with an optical fiber comprising:
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a housing including an electrical connector with an SFI-5 electrical interface for coupling with an external electrical cable or information system device and for transmitting and/or receiving an information-containing electrical signal having a data rate at least 10 Gigabit per second on each interface, and a fiber optic connector adapted for coupling with an external optical fiber for transmitting and/or receiving an optical communications signal having a data rate at least 40 Gigabit per second, and at least one electro-optical subassembly in the housing for converting between and information-containing electrical signal and a modulated optical signal corresponding to the electrical signals including a transmitter subassembly including at least first and second lasers operating at different wavelengths and modulated with respective first and second electrical signals for emitting first and second laser light beams; and
an optical multiplexer for receiving said first and second beams and multiplexing the respective optical signals into a single multi-wavelength beam that is coupled to said fiber optic connector for transmitting the optical signal to an external optical fiber. - View Dependent Claims (9, 12)
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10. A transceiver as defined in claim wherein said receive subassembly comprises an array of individual photodetectors and wherein the optical multiplexer includes an optical block with a plurality of wavelength selecting elements and reflectors operative to direct the optical beams from each respective wavelength selecting element to respective ones of a plurality of spatially separated image positions corresponding to the locations of discrete photodetectors.
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11. A transceiver as defined in claim _____, wherein the housing includes a base member and a cover member forming a 300 pin pluggable module.
Specification