Ways and means of ancient information dissemination?

The way of ancient information storage and transmission:?

Use migratory birds, especially pigeons and geese as communication tools;

The way to make stuffing, such as Tibetan fish belly, cake, steamed stuffed bun, etc.

Use special sounds, such as bells, drums and firecrackers;

There are lights and firelights, such as Kongming lanterns and beacon towers;

There are other signs, decorations, etc. , and other signs to lure the enemy.

Writing and printing form a book on stone, bamboo slips, silk and paper.

Modern information storage and transmission methods:?

With the invention of telegraph and telephone and the discovery of electromagnetic waves, fundamental changes have taken place in the field of human communication, realizing the transmission of information by electric pulses on metal wires and wireless communication by electromagnetic waves.

With the rapid development of electronic technology, the military system, scientific research and calculation tools that need to be solved urgently have also been greatly improved. The first electronic computer developed by the University of Pennsylvania was born in 1946. ?

In order to solve the problem of resource sharing, a single computer has rapidly developed into computer networking, realizing data communication and data sharing between computers.

Record on paper by writing, printing, etc. After the invention of photography technology, picture information can be recorded. Modern ways of information storage and transmission;

Wired communication transmission, such as telephone, fax, telegram, television, etc. ;

Wireless communication transmission, such as walkie-talkie, BP machine (to be eliminated), mobile phone, radio;

Digital communication transmission, the most familiar, networked computers, digital TV;

Paper communication transmission, such as letters and newspapers.

Mainly print and data hard disk or cloud service storage.