by toyzntek | Jun 18, 2012 | Emerging Technology
The X-37B Orbital Test Vehicle is an unmanned space plane design that twice has successfully ventured into orbit on secret missions for the U.S. Air Force. The US Air Force and Boeing, which made the X-37B, are happy to discuss the launches and landings and also...
by toyzntek | Feb 2, 2012 | data-comms-technologies, Wireless
Definition of Frequency Division Duplex (FDD) In frequency division duplex (FDD), seperate frequency bands are used at the transmitter and receiver side, ie for send and receive operations. As FDD uses different frequency bands for sending and receiving data signals,...