What are the symbols of these famous technical symbols? What is her story? Know it now !

In our use of various technology and technology devices, we come across terms, signs and symbols, we deal with them on a daily basis but without asking about their source or meaning, or what is the story of their creation? As in the blog of Houhou, we seek to raise the intellectual and technical awareness, especially in the followers. In today's discussion, dear reader, we will review some of the most important and famous signs that carry technical connotations and review some information about them.

• Email address @


A sign that dates back more than 500 years, and researchers believe that it was used for the first time by monks in the Middle Ages, to indicate the concerns of their belief in and in and around, and became the icon today on the electronic message any message in the content, Today, at first, more than one name was used next to this sign. The name of the snail and the tail of the monkey were used, and now the only known name is coming. For the first important use of this mark, it was in 1971, when Raymond Tomlinson In dividing computer addresses on the network.

• Bluetooth tag


In bygone centuries, and in the tenth century, there was a king of Danish nationality named Harald Blåtand, and read Harald Bluetooth, this king knew collecting and unification of the tribes of Norway countries, Sweden, Denmark and some of the Germanic tribes, where thousands of their people and their culture, and made them, without exception, under the rule of one country, here the technical carpel went in the early 21st century to the inspiration and starting from the Danish king story in order to choose the name of the new technology developed by both Ericsson and Nokia and Intel, with the launch of the term Blothot on technology that united one basic transport routes between the various electronic devices, whether you Hawwa Yep, or phones, or hours and smart cars, this is for the label only, while the brand itself is a combination of a craftsman of the H and B initials for the name of the king, and at the same time integrating the Alamhan Latinos are as follows:


• Ethernet wired network mark


The first perception of this brand was made by communications expert David Hill and his colleagues at IBM Corp. to describe the way computers are connected to a closed circuit, and according to his comments, the shape of the sign is derived from the giraffes, known as the birds and their chords, when they are lined up on a branch of a tree.
• Start and turn off devices


Until World War II was the mark used to indicate the operation of any device represented by the number 1, and stop sign 0, until 1973 when the experts changed the operating mark by combining the numbers 0 and 1 and the introduction of 1 in zero to get the modern signal, which means operation and suspension.

• Play tag


This label belongs to the world of music since ancient times and has been used for the first time with film ribbons to indicate the direction in which the tape moves.

• USB tag


A sign inspired by Neptune's shaft in the Greek mythology of course. It contains three rods fixed at the end of the triangle, square and circle shapes to indicate the multiplicity of devices that can be connected using the USB system, which is a shortcut to the Universal Serial Bus, a serial port that reaches a packet width to 1, 5 MB Used to connect peripherals to computers, developed by a company.