Reconfigurable optical add-drop multiplexer

(54) RECONFIGURABLE OPTICAL ADD-DROP MULTIPLEXER

(75) Inventors: John M. Wachsman, Dublin, CA (US);

Jeffrey D. Walker, El Cerrito, CA (US)

(73) Assignee: Finisar Corporation, Sunnyvale, CA (US)

( * ) Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by 32 days.

(21) Appl. No.: 10/095,539

(22) Filed: Mar. 11, 2002

Related U.S. Application Data

(60) Provisional application No. 60/274,420, filed on Mar. 9, 2001.

(51) Int. CI.7 G02B 6/28; G02B 6/35

(52) U.S. CI 385/24; 385/17

(58) Field of Search 385/24, 17; 398/48,

398/50; 372/96; 359/344, 346

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(List continued on next page.)

Primary Examiner—Rodney Bovernick

Assistant Examiner—Mike Stahl

(74) Attorney, Agent, or Firm—Workman Nydegger

(57) ABSTRACT

An optical add drop multiplexer (OADM) comprised of a plurality of lasing semiconductor optical amplifiers for performing the switching of optical signals from various inputs to outputs in the switching fabric of the OADM.

27 Claims, 14 Drawing Sheets

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