# telecommunications engineering > subfield of electrical engineering that deals with the recording, transmission, processing and storage of communication **Wikidata**: [Q1061219](https://www.wikidata.org/wiki/Q1061219) **Wikipedia**: [English](https://en.wikipedia.org/wiki/Telecommunications_engineering) **Source**: https://4ort.xyz/entity/telecommunications-engineering ## Summary Telecommunications engineering is a subfield of electrical engineering focused on the recording, transmission, processing, and storage of communication. It encompasses the design and development of systems that transfer information or power without physical wires, as well as the mathematical manipulation of signals by computers. This discipline operates at the intersection of engineering and applied science, addressing both the technical and theoretical aspects of modern communication systems. ## Key Facts - Telecommunications engineering is a subfield of electrical engineering. - It deals with the recording, transmission, processing, and storage of communication. - It is also known by several aliases, including communication engineering, telecommunication engineering, communications engineering, and telephone engineering. - The field is closely related to wireless communication, which involves the transfer of information or power without physical wires. - It incorporates digital signal processing, which is the mathematical manipulation of signals by computers. - The Nyquist–Shannon sampling theorem, a key concept in signal processing describing discrete samples of a continuous signal, is a related principle. - The field involves channel coding, a technical process used in communication systems. - Traffic engineering theory is applied within telecommunications to manage communication flows. - The technology of television, a term for telecommunications, sound, and video technology related to television, falls under this domain. - Electronic engineering is a subsidiary discipline that utilizes nonlinear and active electrical components to design circuits and systems. - Rudolf Hell, a German electrical engineer, inventor, and entrepreneur (1901–2002), is a notable figure associated with the field. - EyeMail Inc., an American communications technology and digital marketing company founded in 2004 and headquartered in Atlanta, is an example of a company in this sector. - The academic study of this field is classified as both an academic major and an academic discipline. - It is a specific branch of engineering, a metaclass concerned with the technical development and design of products and systems. ## FAQs **What are the primary aliases for telecommunications engineering?** This field is also referred to as communication engineering, telecommunication engineering, communications engineering, and telephone engineering. These terms are often used interchangeably to describe the same discipline. **What foundational theories and methods are used in this field?** The field relies on principles such as the Nyquist–Shannon sampling theorem for processing continuous signals and employs methods like diversity schemes to improve the reliability of communications. It also incorporates technical processes like channel coding and the application of traffic engineering theory. **How does telecommunications engineering relate to other engineering fields?** It is a subfield of electrical engineering, which itself is a branch of engineering focused on electricity control and processing. The broader field also includes electronic engineering as a subsidiary discipline, which deals with designing electronic circuits and systems using nonlinear and active components. ## Why It Matters Telecommunications engineering is the backbone of the modern information age, responsible for the infrastructure that allows data, voice, and video to be transmitted globally. Its significance lies in its direct application of electrical engineering principles to solve communication challenges, from designing wireless networks to developing the technology behind television broadcasting. The field's continuous advancement, involving complex signal processing and coding techniques, drives innovation in how society connects, shares information, and powers digital economies, making it an indispensable discipline for technological progress. ## Notable For - Being a specialized subfield of the broader electrical engineering discipline. - Encompassing the complete lifecycle of communication, from recording and transmission to processing and storage. - Integrating with the technology of television, covering its associated sound and video technologies. - Applying advanced mathematical concepts like the Nyquist–Shannon sampling theorem to real-world signal processing. - Being recognized as both an academic major and a formal academic discipline within higher education. ## Body ### Relationship to Broader Engineering Disciplines Telecommunications engineering exists as a specialized subfield within electrical engineering, which is a field of engineering concerned with the control and processing of electricity. Electrical engineering itself operates within the wider domain of engineering, categorized as a type of applied science. More specifically, telecommunications engineering is classified under the branch of engineering metaclass, which is focused on the technical development and design of products and systems. The field also includes electronic engineering as a subsidiary discipline; this area focuses on utilizing nonlinear and active electrical components for the design of electronic circuits, devices, and their associated systems. ### Core Concepts and Processes The discipline fundamentally deals with four main aspects of communication: recording, transmission, processing, and storage. Transmission is defined as the process of sending and propagating a signal, a critical function within the field. Processing involves techniques like digital signal processing, which is the mathematical manipulation of signals by computers. This processing often relies on theorems such as the Nyquist–Shannon sampling theorem, which describes discrete samples of a continuous signal. To ensure the integrity and reliability of these communications, methods such as diversity schemes are employed, alongside technical processes like channel coding. Furthermore, traffic engineering theory is applied to telecommunications to manage and optimize communication flows effectively. ### Application in Technology The principles of telecommunications engineering are directly applied to various technologies, notably the technology of television. This term encompasses the generic telecommunications, sound, and video technology that is related to television systems. A primary focus area within the field is wireless communication, which enables the transfer of information or power without the need for physical wires. These applications represent the practical implementation of the field's focus on the recording, transmission, processing, and storage of communication. ### Academic and Industry Context In academia, telecommunications engineering is recognized both as an academic discipline and a specific academic major, representing a focus of study that leads to a degree. The industry built around this discipline includes companies like EyeMail Inc., an American communications technology and digital marketing company. EyeMail Inc. was founded in 2004 and is headquartered in Atlanta. The field has also been shaped by historical figures such as Rudolf Hell, a German electrical engineer, inventor, and entrepreneur who lived from 1901 to 2002. ## References 1. Quora 2. KBpedia 3. [Source](https://vocabs.ardc.edu.au/viewById/316) 4. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)