Television was not invented by one single person, but rather a combination of many different inventors and engineers who contributed to its development over the course of several decades.
One of the key figures in the history of television is a British scientist named John Logie Baird. In the 1920s, Baird began experimenting with the idea of using mechanical techniques to transmit moving images over the airwaves. In 1926, he successfully demonstrated a prototype of a television system that used a mechanical spinning disk to scan and transmit images. This was the first time that anyone had been able to transmit a moving image over the airwaves.
Another important figure in the history of television is a Russian-born engineer named Vladimir Zworykin. In the 1920s and 1930s, Zworykin worked on developing an electronic television system that used cathode ray tubes to scan and transmit images. In 1929, he demonstrated a prototype of this system, which he called an "iconoscope," to the Radio Corporation of America (RCA). RCA was impressed by Zworykin's work and began to fund his research.
In the late 1930s, RCA began to develop a commercial television system based on Zworykin's iconoscope. In 1939, the company unveiled its first television set, which was called the RCA TRK-12. This television set was able to receive and display black and white images.
Over the next few decades, television technology continued to evolve. Color television sets were introduced in the 1950s, and the first satellite television broadcasts were made in the 1960s. In the 1980s, the development of digital television technology led to the creation of high-definition television (HDTV) sets, which offered much higher picture quality than previous television systems.
So, to answer the question of who invented television, it was not one single person, but rather a group of inventors and engineers who contributed to its development over the course of several decades.
Now, let's talk about how a television works. A television consists of several different parts, including a display screen, a tuner, and a power supply.
The display screen is the most visible part of a television. It is typically made of a material called liquid crystal display (LCD), which is a type of flat-panel display that uses a liquid crystal material to create the image on the screen. The LCD is made up of many tiny pixels, which are tiny colored dots that can be turned on or off to create the images that we see on the screen.
The tuner is the part of the television that receives the broadcast signal from a television station. The tuner uses a small antenna to pick up the signal, which is then processed by the television's electronics to create the images that are displayed on the screen.
The power supply is the part of the television that provides power to the other components of the television. It converts the alternating current (AC) power from the wall outlet into the direct current (DC) power that the television needs to operate.
So, in summary, a television works by using a combination of electronic components, including a display screen, a tuner, and a power supply, to receive and process broadcast signals and create images that we can see on the screen.