Claims
- 1. A multimode optical fiber for use in a telecommunication system, said multimode fiber comprising:
a first laser bandwidth greater than 385 MHz.km in the 850 nm window; a second laser bandwidth greater than 746 MHz.km in the 1300 nm window; a first OFL bandwidth of at least 160 MHz.km in the 850 nm window; and a second OFL bandwidth of at least 500 MHz.km in the 1300 nm window.
- 2. The multimode optical fiber of claim 1 wherein said first laser bandwidth comprises at least 385 MHz.km in the 850 nm window.
- 3. The multimode optical fiber of claim 1 wherein said second laser bandwidth comprises at least 746 MHz.km in the 1300 nm window.
- 4. The multimode optical fiber of claim 1 wherein said first laser bandwidth comprises at least 500 MHz.km in the 850 nm window, and wherein said second laser bandwidth comprises at least 1684 MHz.km in the 1300 nm window.
- 5. The multimode optical fiber of claim 4 further comprising a core having a 62.5 μm diameter.
- 6. The multimode optical fiber of claim 4 further comprising a core having a 50 μm diameter.
- 7. The multimode optical fiber of claim 4 wherein said first laser bandwidth is capable of carrying at least one gigabit/sec. of information over a length of at least 500 m.
- 8. The multimode optical fiber of claim 4 wherein said second laser bandwidth is capable of carrying at least one gigabit/sec. of information over a length of at least 1000 m.
- 9. The multimode optical fiber of claim 5 wherein said first laser bandwidth is capable of carrying at least one gigabit/sec. Of information over a length of at least 600 m.
- 10. The multimode optical fiber of claim 5 wherein said second laser bandwidth is capable of carrying at least one gigabit/sec. of information over a length of at least 2000 m.
- 11. The multimode optical fiber of claim 3 wherein the 1300 nm bandwidth is measured with an on-center launch from a laser meant for use with a single mode fiber.
- 12. A multimode optical fiber in accordance with claim 4 further comprising a transmission system capable of transmitting data at rates equal to and exceeding one gigabit/sec., said system comprising:
a laser source which transmits at least one gigabit/sec. of information, and wherein said multimode optical fiber communicates with said laser source to carry the information at least 500 m in the 850 nm window, and at least 1000 m in the 1300 nm window.
- 13. The multimode transmission system of claim 12 wherein the first laser bandwidth comprises at least 500 MHz.km in the 850 nm window, and wherein the second laser bandwidth comprises at least 1684 MHz.km in the 1300 nm window, and wherein the first and second laser bandwidths are capable of carrying the information at least 600 m and 2000 m, respectively.
- 14. The multimode transmission system Of claim 12 wherein said multimode optical fiber includes a core having a diameter of about 62.5 μm.
- 15. The multimode transmission system of claim 13 wherein said multimode optical fiber includes a core having a diameter of about 50.0 μm.
- 16. The multimode transmission system of claim 12 wherein said laser source comprises an 850 nm VCSEL.
- 17. The multimode transmission system of claim 12 wherein said laser source comprises a 1300 nm Fabry-Perot laser.
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] This application hereby claims priority of U.S. patent application Serial No. 60/121,169 filed on Feb. 22, 1999, and U.S. patent application Serial No. 60/174,722 filed on Jan. 6, 2000, the contents of which are relied upon and incorporated herein by reference in its entirety, and the benefit of priority under 35 U.S.C. §120 is hereby claimed.
Provisional Applications (2)
|
Number |
Date |
Country |
|
60121169 |
Feb 1999 |
US |
|
60174722 |
Jan 2000 |
US |
Continuations (1)
|
Number |
Date |
Country |
Parent |
09501492 |
Feb 2000 |
US |
Child |
10217812 |
Aug 2002 |
US |