Bookham Technology Announces Its Radical New Wide-Band Tunable Laser; The Power of Integration


ANAHEIM, Calif., April 2, 2002 (PRIMEZONE) -- OFC (Optical Fibre Conference) 2002, Bookham Technology plc (LSE:BHM) (Nasdaq:BKHM) announces the development of a new DS-DBR (Digital Supermode Distributed Bragg Reflector) laser as part of its ongoing strategy to provide world-leading optical components.

The DS-DBR laser, demonstrated at the Optical Fibre Conference 2002 on stand #3441, uses a novel tuning approach to maximize output power while dramatically simplifying tuning characteristics and ultimately the cost of manufacturing.

The product, when combined with Bookham's GaAs (Gallium Arsenide) based integrated modulator platform, becomes the powerhouse for 10Gb/s and 40Gb/s transmitter solutions, providing levels of price, performance and manufacturing that will significantly challenge conventional discrete implementations.

Key benefits:


 -- Excellent power uniformity with tuning

 -- Simplified set up, calibration and control

 -- Scalability in manufacture through use of monolithic, planar
    device structures

This widely tunable laser is ideal for dynamic wavelength routing and active system reconfiguration, in addition to sparing and inventory management solutions.

The DS-DBR laser also offers excellent power uniformity across the tuning range and much simpler calibration and control procedures along with improved side mode suppression ratio.

Andy Carter, Bookham Technology's VP for Active Component R&D said, "This device is a breakthrough as it combines all of the key features required by systems manufacturers today. It has high output power, which is very uniform with tuning together with excellent side mode suppression ratio (SMSR). The device is monolithic, providing scalability in manufacturing, using industry standard technologies and is simple to set up and control. We will also be supplying these devices in our integrated transmitter platform with support electronics, giving customers all the advantages of tunability with none of the problems of fibre splicing and management or laser control when designing cards or transponders. This really has the potential to blow a major hole in the fixed wavelength laser market."

Bookham Technology (LSE:BHM) (Nasdaq:BKHM) designs, manufactures and markets integrated multi-functional active and passive optical components using high volume production methods. Using patented silicon-based ASOC, Gallium Arsenide and Indium Phosphide technologies, the company provides end-to-end networking solutions that offer higher performance and greater systems capability to communications network system providers.

The company, whose securities are traded on Nasdaq and the London Stock Exchange, is headquartered in the UK, with offices and manufacturing facilities in the US and UK, and has additional offices in France, Italy, Japan and China. The company employs approximately 850 people world-wide.

More information on Bookham Technology is available at www.bookham.com

Bookham and ASOC are registered trademarks of Bookham Technology plc.



            

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