Optical network interface systems and devices

• US 7,570,887 B2
• Filed: 03/25/2004
• Issued: 08/04/2009
• Est. Priority Date: 03/31/2003
• Status: Active Grant

• Current Assignee: Lockheed Martin Corporation (Martin Marietta Corporation)
• Original Assignee: Lockheed Martin Corporation (Martin Marietta Corporation)
• Inventors: Abernathy, Michael Gregory, Wu, Jean, Williams, Wilber Andrew, Rohrer, Thomas J.
• Primary Examiner(s): Curs; Nathan M
• Application Number:
  US10/493,855
• Publication Number:
  US 20050213973A1
• Time in Patent Office: 1,958 Days
• Field of Search: 398 58- 61, 398 66- 69, 398/73, 398 82- 85, 385/24, 385/27, 385/31
• US Class Current: 398/73
• CPC Class Codes: H04B 10/275 Ring-type networks
• CPC Class Codes: H04B 10/278 Bus-type networks

Abstract

Optical network interface systems and devices are described. In one embodiment of the present invention, an optical transport system comprises an optical bus capable of transmitting data signals, a plurality of optical bus interface modules connected to the optical bus, wherein each optical bus interface module is capable of inputting data signals on the optical bus and outputting data signals from the optical bus, a plurality of electronic devices, and a plurality of electro-optical network interfaces, wherein each electro-optical network interface is associated with a single electronic device and is contained in a single structure, wherein each electro-optical interface is capable of receiving data signals from an associated optical bus interface module and passing the data signals to the associated electronic device according to a variety of suitable protocols such as Ethernet, FiberChannel, and Infiniband, and each electro-optical interface is capable of receiving data signals from the associated electronic device and passing the data signals to the associated optical bus interface module according to a variety of suitable protocols such as Ethernet, FiberChannel, and Infiniband.

Claims

1. A system, comprising:

an optical bus transmitting data signals in at least a first wavelength and a second wavelength; and

at least a first network and a second network,

wherein the first network comprises;

a plurality of first optical bus interface modules connected to the optical bus, wherein each first optical bus interface module inputs data signals on the optical bus and outputs data signals from the optical bus;

a plurality of first electronic devices;

a plurality of first electro-optical network interfaces, wherein each first electro-optical network interface is associated with a single first electronic device and is contained in a single structure, wherein each first electro-optical interface comprises a laser transceiver for communicating data signals on the first wavelength to and from an associated first optical bus interface module, a serializer/deserializer for communicating data signals to and from the laser transceiver and a processor for communicating data signals to and from the serializer/deserializer and for passing the data signals to and from the first associated electronic device according to at least one protocol;

a first distributed switch receiving data signals on the second wavelength addressed to the first electronic devices and converting the data signals to the first wavelength and outputting the data signals to the optical bus;

wherein the second network comprises;

a plurality of second optical bus interface modules connected to the optical bus, wherein each second optical bus interface module inputs data signals on the optical bus and outputs data signals from the optical bus;

a plurality of second electronic devices;

a plurality of second electro-optical network interfaces, wherein each second electro-optical network interface is associated with a single second electronic device and is contained in a single structure, wherein each second electro-optical interface comprises a laser transceiver for communicating data signals on the second wavelength from an associated second optical bus interface module, a serializer/deserializer for communicating data signals to and from the laser transceiver and a processor for communicating data signals to and from the serializer/deserializer and for passing the data signals to and from the second associated electronic device according to at least one protocol; and

a second distributed switch receiving data signals on the first wavelength addressed to the second electronic devices and converting the data signals to the second wavelength and outputting the data signals to the optical bus.

2. The system of claim 1, wherein the protocol comprises Ethernet protocols.

4. The system of claim 1, wherein the protocol comprises Infiniband protocols.

5. The system of claim 1, wherein the data signals are arranged in large packets.

3. The system of clam 1, wherein the protocol comprises FiberChannel protocols.