40G/100G/200G/400G pluggable optical transceivers with advanced functionality
Integrated performance monitoring (PM); optical layer operations, administration, maintenance, and provisioning (OAM&P); alarming; amplification, and the like is described in optical transceivers, such as multi-source agreement (MSA)-defined modules. A pluggable optical transceiver defined by an MSA agreement can include advanced integrated functions for carrier-grade operation which preserves the existing MSA specifications allowing the pluggable optical transceiver to operate with any compliant MSA host device with advanced features and functionality, such as Forward Error Correction (FEC), framing, and OAM&P directly on the pluggable optical transceiver. The advanced integrated can be implemented by the pluggable optical transceiver separate and independent from the host device.
1. A pluggable optical transceiver configured to operate in a host device, the pluggable optical transceiver comprising:
a communication link configured to interface with the host device for providing a high-speed signal therebetween;
framing and forward error correction circuitry configured to provide framing and forward error correction related to the high-speed signal;
transmitter optical components communicatively coupled to the framing and forward error correction circuitry and configured to transmit a composite optical output signal;
receiver optical components communicatively coupled to the circuitry and configured to receive a composite optical input signal; and
a controller in the pluggable optical transceiver communicatively coupled to the framing and forward error correction circuitry and the host device, wherein the controller is configured to one of i) terminate operations, administration, maintenance, and provisioning (OAM&P) data in the pluggable optical transceiver independent of the host device, ii) provide full access to the OAM&P data at the host device, or iii) provide reduced access to the OAM&P data at the host device;
wherein the framing and forward error correction is performed within the pluggable optical transceiver separately and independently from the host device.
2. The pluggable optical transceiver of claim 1 , wherein the communication link has N signaling lanes each at M Gb/s, and the high-speed signal is at least 40 Gb/s such that N×M is at least 40 Gb/s.
3. The pluggable optical transceiver of claim 1 , wherein the transmitter optical components comprise a multiplexer section and a transmitter optics section and the receiver optical components comprise a demultiplexer section and a receiver optics section;
wherein the multiplexer section is coupled to the framing and forward error correction circuitry through X signaling lanes and coupled to the transmitter optics section through Y signaling lanes; and
wherein the receiver optics section is coupled to the demultiplexer section through Y signaling lanes and the demultiplexer section is coupled to the framing and forward error correction circuitry through X signaling lanes, X and Y are integers.
4. The pluggable optical transceiver of claim 3 , wherein X≠Y.
5. The pluggable optical transceiver of claim 3 , wherein the transmitter optics section transmits Y wavelengths and the receiver optics section receives Y wavelengths.
6. The pluggable optical transceiver of claim 1 , wherein the host device is configured to accept a pluggable optical transceiver compliant to a multi-source agreement, and wherein the pluggable optical transceiver is compatible with the multi-source agreement.
7. The pluggable optical transceiver of claim 6 , wherein the multi-source agreement is any of CFP and variants thereof including CFP2, CFP4, and CXP; CDFP and variants thereof including CDFP2 and CDFP4; MSA-100GLH; CCRx; QSFP and variants thereof including QSFP+ and QSFP2, 10×10, XFP, XPAK, XENPAK, X2, XFP-E, SFP, SFP+, and 300-pin.
8. The pluggable optical transceiver of claim 1 , further comprising:
a communications port located on a housing and communicatively coupled to the framing and forward error correction circuitry, wherein the communications port is utilized to monitor and control operations, administration, maintenance, and provisioning (OAM&P) data in a transparent manner relative to the host device.
9. The pluggable optical transceiver of claim 8 , wherein the communications port comprises an Ethernet port, and wherein the Ethernet port is configured to be communicatively coupled to a management system directly or in a daisy chain fashion with another communications port on another pluggable optical transceiver.
10. The pluggable optical transceiver of claim 1 , further comprising one or more of:
a pre amplifier selectively connected to the receiver optical components; and
a post amplifier selectively connected to the transmitter optical components.
11. The pluggable optical transceiver of claim 10 , wherein the pre amplifier and the post amplifier are disposed within the pluggable optical transceiver in a manner that preserves backward compatibility for operation in the host device.
12. The pluggable optical transceiver of claim 1 , wherein the framing and the forward error correction are based on G.709.
13. The pluggable optical transceiver of claim 1 , wherein the host device is a router or a switch communicatively coupled to another host device through the pluggable optical transceiver and another pluggable optical transceiver on the another host device over an optical link.
14. A pluggable optical transceiver configured to operate in a host device, the pluggable optical transceiver comprising:
a communication link configured to interface with the host device for providing a high-speed signal therebetween;
framing and forward error correction circuitry configured to provide framing and forward error correction related to the high-speed signal;
transmitter optical components communicatively coupled to the framing and forward error correction circuitry and configured to transmit a composite optical output signal, wherein the transmitter optical components comprise a multiplexer section and a transmitter optics section, wherein the multiplexer section is coupled to the framing and forward error correction circuitry through X signaling lanes and coupled to the transmitter optics section through Y signaling lanes; and
receiver optical components communicatively coupled to the circuitry and configured to receive a composite optical input signal, wherein the receiver optical components comprise a demultiplexer section and a receiver optics section, wherein the receiver optics section is coupled to the demultiplexer section through Y signaling lanes and the demultiplexer section is coupled to the framing and forward error correction circuitry through X signaling lanes, X and Y are integers;
wherein the framing and forward error correction is performed within the pluggable optical transceiver separately and independently from the host device.
15. The pluggable optical transceiver of claim 14 , wherein X≠Y.
16. The pluggable optical transceiver of claim 14 , wherein the transmitter optics section transmits Y wavelengths and the receiver optics section receives Y wavelengths.
17. The pluggable optical transceiver of claim 14 , wherein the communication link has N signaling lanes each at M Gb/s, and the high-speed signal is at least 40 Gb/s such that N×M is at least 40 Gb/s.
18. The pluggable optical transceiver of claim 14 , wherein the multi-source agreement is any of CFP and variants thereof including CFP2, CFP4, and CXP; CDFP and variants thereof including CDFP2 and CDFP4; MSA-100GLH; CCRx; QSFP and variants thereof including QSFP+ and QSFP2, 10×10, XFP, XPAK, XENPAK, X2, XFP-E, SFP, SFP+, and 300-pin.
19. A pluggable optical transceiver configured to operate in a host device, the pluggable optical transceiver comprising:
a communication link configured to interface with the host device for providing a high-speed signal therebetween;
framing and forward error correction circuitry configured to provide framing and forward error correction related to the high-speed signal;
transmitter optical components communicatively coupled to the framing and forward error correction circuitry and configured to transmit a composite optical output signal;
receiver optical components communicatively coupled to the circuitry and configured to receive a composite optical input signal; and
a communications port located on a housing and communicatively coupled to the framing and forward error correction circuitry, wherein the communications port is utilized to monitor and control operations, administration, maintenance, and provisioning (OAM&P) data in a transparent manner relative to the host device, wherein the communications port comprises an Ethernet port, and wherein the Ethernet port is configured to be communicatively coupled to a management system directly or in a daisy chain fashion with another communications port on another pluggable optical transceiver,
wherein the framing and forward error correction is performed within the pluggable optical transceiver separately and independently from the host device.
20. The pluggable optical transceiver of claim 19 , wherein the multi-source agreement is any of CFP and variants thereof including CFP2, CFP4, and CXP; CDFP and variants thereof including CDFP2 and CDFP4; MSA-100GLH; CCRx; QSFP and variants thereof including QSFP+ and QSFP2, 10×10, XFP, XPAK, XENPAK, X2, XFP-E, SFP, SFP+, and 300-pin.