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Data transmission, digital transmission or digital communications is the transfer of data over a point-to-point or point-to-multipoint communication channel. Examples of such channels include copper wires, optical fibers, wireless communication channels, storage media and computer buses.
In mass communication, digital media is any communication media that operates in conjunction with various encoded machine-readable data formats. Digital content can be created, viewed, distributed, modified, listened to, and preserved on a digital electronic device, including digital data storage media (in contrast to analog electronic media ...
Advertising revenue as a percent of US GDP shows a rise in digital advertising since 1995 at the expense of print media. [1]Digital marketing is the component of marketing that uses the Internet and online-based digital technologies such as desktop computers, mobile phones, and other digital media and platforms to promote products and services.
Digitizing, or converting analog signals into digital form, was first developed in 1903 with the invention of pulse-code modulation (PCM) for telephone communications. [13] Electronic encryption, which allowed for the secure transmission of information over electronic channels, was developed between 1935 and 1945 and played a crucial role in ...
Digital radio transmission can also carry any kind of information whatsoever — just as long at it has been expressed digitally. Earlier radio communication systems had to be made expressly for a given form of communications: telephone, telegraph, or television, for example. All kinds of digital communications can be multiplexed or encrypted ...
Computer-mediated communication (CMC) is defined as any human communication that occurs through the use of two or more electronic devices. [1] While the term has traditionally referred to those communications that occur via computer-mediated formats (e.g., instant messaging, email, chat rooms, online forums, social network services), it has also been applied to other forms of text-based ...
Mass communication methods surrounding the establishment of effective public health programs include news stories, paid media, and social and digital media. Components for an effective communications campaign, as per the CDC 's requirements, include specific individualized training, guidance, and technical assistance.
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