Tellabs, Inc. makes digital cross-connects, essentially big switches that direct traffic over telephone networks.

FORBES: Survival technique: paranoia

Right now, cross-connects have to convert light impulses into electrons before switching a signal and sending it back out as light.

FORBES: Survival technique: paranoia

Tellabs gets 60%of its revenue from its Titan line of digital cross-connects.

FORBES: Survival technique: paranoia

Metro networks have phone gear like digital cross-connects, which manage high-and low-speed traffic, and synchronous optical network (Sonet) systems, which come from fiber-optic phone networks.

FORBES: The God Box

Lucent's Bell Laboratories has demonstrated working all-optic cross-connects.

FORBES: Survival technique: paranoia

It features ChatON, Samsung's unique cross-platform communication service that connects all mobile users into a single community.

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In addition, ChatON, Samsung's cross-platform communication service, connects all phone users of any platform into a single community.

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