GNU Radio

The one with the Minimum Mean Square Error (MMSE) among Ortogonal Frequancy Division Multiplexing candidate signals is selected for transmission. From the results, it can be seen that a proposed scheme based iterative partial transmit sequence can be easily implemented with low combining complexity, still maintaining a better BER performance and peak to average power ratio reduction, compared to the conventional partial transmit sequence approach. In mobile communication environment due to fading

are many hardware options for those children that are hard of hearing. One popular, though a little expensive, option is an FM Assistive Listening Device. According to the Harris Communications website, FM systems are devices that transmit sound via radio waves from the speaker’s microphone to the listener’s portable receiver (insert reference here). It is important to note that there is a wide array of options in the market when it comes to FM systems. Most of these systems are priced around the mid

An Antenna is an electrical device which converts electric power into radio waves and radio waves into electric power. An antenna used with a radio transmitter or radio receiver. During transmission, a radio transmitter supplies an electric current oscillating at radio frequency to the terminals of antenna, and the antenna radiates the energy in the form of electromagnetic waves. During reception, an antenna intercepts some of the power of an electromagnetic wave in order to produce a tiny voltage

Wireless Hidden Camera What does the “Wireless” in Wireless Hidden Camera mean? Wireless Hidden camera technology may or may not be truly “wireless”. I know how that sentence sounds but just hear me out. What I meant by that was that although some cameras are powered by batteries, quite a few actually need to be plugged into the wall or the building electrical system to receive power. Even though they are wired into an electrical system, these cameras transmit the recording “wirelessly”. This means

with Television and Radio For my Oral History Essay I chose my grandma named Judy Johnson who is 74 years old. I chose specifically chose her because I was curious about how television and radio influenced her early life. Before interviewing my grandma I was anxious to understand how television and radio influenced her generation because from today’s standpoint, it is so heavily involved in our society. Throughout this interview I focused on various factors television and radio had on her as well

What if you couldn't call anyone and you had to only send letter. Well that's what people had to do before the Telegraph. Some information is Samuel Morse invented the Telegraph. Also Abraham Lincoln was the first president to use the telegraph. The invention of the Telegraph had a significant impact on american by making different ways to communicate, communicating with other Nations , Can make communication in the civil war easier. The inventor Samuel Morse is the inventor and he made the first

The need for communication was never broadly felt until the establishment and the use of telegraphy. Samuel Morse invented the telegraph in the 1830s and it had a huge impact on domestic politics and foreign policy. Now there was another way people could communicate instead of physically carrying letters or even sending messages through word of mouth. The telegraph also made messages much easier to transmit and receive over long distances internationally. The telegraph affected domestic politics

When we separate ourselves from our families and friends, our ignorance becomes increasingly worse. We begin pushing towards technology, chasing it like a stray puppy. Waiting for our favorite show to come on becomes an accessory to our everyday life. Counting down the seconds until the commercials are over, thirty, twenty-nine, twenty-eight, twenty-seven… It seems agonizing, even though we have been watching the same episode over and over for the past four days. Touchable pages and recognizable

Introduction: Television has been a huge part of our culture since the early 1950s. Although it was developed early, because of World War II commercial broadcasting was put on hold until after the war. Since 1950 television has progressed rapidly. In the 60s color television was invented which brought shows to a whole new level. Primitive forms of cable television existed as early as 1948 but cable did not become a significant medium until the 80s. Everyone in the country was watching the big four

of Broadcasting Radio broadcasting dramatically changed the 1920s. The invention of the radio is revolutionary. The radio allows sports, news, advertisements, music, and religious services to broadcast in real-time. People can get news the moment it happens. Sports like, baseball are broadcasted in real-time. A wide variety of music is the radio. Advertisements attract business, and helps product development. Religious services are held in real-time, through the radio. We owe these incredible