Monday, May 18, 2009

Satellite Internet Access and Latency

In the early 20th Century, Einstein made his place in history by giving humanity a new understanding of both the physics of time hotels penang the physics of light. One of the main parts of Einstein's theory was that nothing in the universe celcom broadband travel faster than light. Light travels at over 186,000 miles per second email tmnet makes it sound like any destination could be reached in an instant. But, when the vast distances of space are considered, time can become a factor.

The satellites that provide Internet access to locations around the globe are affected by the amount of time that their signal takes to reach the zone alarm internet security and make it back down to the computer trying to connect. Because satellites orbit at around 35,000 miles above the Earth, this means that information from the Internet can take almost a second to make its journey. The speed, considering the distance travelled, is mind-boggling. For some Internet applications, however, particularly those that require instant input from user to server, this can be an issue. Because the issue is not one of technology, and one of the nature of the universe, creative solutions need to be implemented.

Some satellite providers use a combination of technologies to offset the time-delay. Routing outgoing signals through a phone line and dial up internet access information from the Internet over the satellite's signal, they are able to eliminate some of the difficulties that time-delay can pose.

Additionally, the Internet is used for many different applications today and time-delay is not necessarily a factor for all of them. Compared to older technologies limited by terrestrial broadcast concerns such as constant line of sight between hotels penang malaysia and destination, poor signal propagation and the large amount of power required to generate a strong signal, satellite Internet access is still a useful solution to those requiring Internet access in areas where traditional methods of delivery are unavailable.

Satellite Internet access means more than just surfing the web. Services such as SMS bundled along with satellite phone access allow travelers in remote areas of the world to receive written instructions when verbal instructions may be compromised by conditions that make a clear voice signal difficult. It also means that static information, such as maps, photography and scientific business broadband packages can be uploaded from the most remote locations in the world to a headquarters in less than a second, even if the time-delay is at its highest.

"Latency" is the word used to describe the delay between a signal being originated and being received. Though humanity is unlikely to ever invent technology that can rewrite the rules of the universe, the creativity of engineers and scientists may result in the innovative combination of several technologies that allow services that suffer from high-latency conditions to be delivered reliably and effectively using satellites as part of the technology. Even with latency taken into consideration, the benefits of having the highest possible vantage point for broadcast still outweigh the difficulties of terrestrial service, by far.

Rural areas tend to have difficulties receiving broadband connections from cable and DSL providers. Satellite internet provides the fast download speeds and convenience of shopping large sites that were previously painfully slow with 3 wireless internet dial up. Hughes Net Satellite Internet offers speeds up to 130 times faster then standard dial up.

The snazzy Samsung Propel Pro has a bevy of high-end features, but some of the typical 2640t streamyx Mobile–related caveats apply.




No comments:

Post a Comment