signalarticles

Protocol Spawns Debate Over Future of Voice, Data, Video Communications

May 1999
By Michelle L. Hankins

Now that information service providers are rushing to provide global high-speed connectivity, differences of opinion have emerged about which type of protocol will best link diverse users. The potential for a dramatic shift in network methodology and the inability to predict what the future communications protocol of choice will be have left developers in a quandary.

Data Visualization Software Maps Networks, Business Processes and Transportation Routes

May 1999
By Michelle L. Hankins

Many of the complex and often tediously precise tasks for computer and telecommunications planners and administrators can now be delegated to automation software designed to graphically represent architectures. The software eliminates many of the network maintenance frustrations by presenting information in a basic diagram with embedded data accessible in multiple levels beneath the illustrations.

Active-Pixel Approach Brings Chip Minicams Into Focus

May 1999
By Fred V. Reed

Improved complementary metal-oxide semiconductor imaging technology allows entire video cameras to be integrated on a single chip, promising decreases in the price, complexity and size of cameras. Until recently, the image quality produced by these types of cameras has been less than ideal; however, the advent of active-pixel chips indicates that advancements in this arena not only are on the way, but also have arrived and are increasing practical applications of the technology.

Industry Team Proposes Alternative Situational Awareness Technology

May 1999
By Maryann Lawlor
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Continuously evolving visualization software now allows a host of commercial and military customers to tour a location in four dimensions without leaving the comfort of their desktop. Database and real-time imagery combined with user-friendly, dramatic formats enhance applications ranging from farmers assessing crops to the intelligence community viewing potential hot spots.

Imagery Agency Passes the Torch To Commercial Service Providers

May 1999
By Robert K. Ackerman
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The National Imagery and Mapping Agency is fielding a team of commercial companies to provide vital geospatial information services to military and civilian government customers. The goal is not only to rapidly obtain various products ranging from basic mapping to detailed geospatial imagery, but also to establish an extensive commercial base of geospatial information services and generate two-way technology transfer.

Imagery's National Status Faces Questionable Future

May 1999
By Dr. Mark M. Lowenthal

The role of imagery as a national intelligence asset could be on the cusp of a promising alternative future, or it could be about to dwindle significantly. Much depends on the choices that the imagery community makes over the next several years.

Technology Renovation Program Transforms Military Headquarters

May 1999
By Maryann Lawlor and Michelle L. Hankins
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Unity and simplicity are moving to the Pentagon. After more than 50 years of accumulating individual communications technologies to meet information distribution needs, the military headquarters is following the lead of its individual services and is well on its way, on time and on budget, to creating a joint and integrated information technology system.

Unmanned Aerial Vehicle Relays Pictures to Airborne Radar System

May 1999
By Mark H. Kagan

The U.S. Air Force has demonstrated the ability to provide airborne joint surveillance target attack radar system operators with real-time video ground imagery from an unmanned aerial vehicle. The capability allows positive identification of targets, decreased reporting and response times for attacking critical targets, and reduced fratricide.

Tactical Radios Become Smaller, Lighter and Wetter

May 1999
By Mark H. Kagan

New versions of handheld tactical radios offer secure links, improved portability and the ability to function after being submerged in up to 20 meters (66 feet) of fresh or salt water. Special operations forces equipped with these radios can travel lighter and be in touch as soon as they get out of the water, instead of having to stop, unpack and hook up their radios.

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