In digital communication, a symbol is a discrete unit of a signal that carries information, representing a specific pattern (like a voltage level, phase, or frequency) that corresponds to one or more bits of data, allowing for efficient data transmission over a channel at a fixed rate (symbol rate or baud). Simple systems use symbols for single bits (0 or 1), while advanced modulation techniques use complex symbols to encode multiple bits per symbol, increasing data throughput.
Symbol: A thing that represents or stands for something else. In communication, symbols can be verbal, such as words, or nonverbal, such as the 'okay' hand symbol. Message: Verbal and nonverbal symbols that represent thoughts, feelings, and ideas.
at sign, symbol (@) used primarily to direct electronic communication to specified entities, most notably in email addresses and social media handles. Before the late 20th century its primary use was commercial, where it signified “at the rate of.”
Symbols, often represented as binary digits (0s and 1s), are used to encode and decode information. This enables devices to understand and interpret the transmitted data accurately, ensuring reliable communication in various technologies like networking, wireless communication, and the internet.
A symbol is a mark, object, person, or action that represents something else, often a complex idea, quality, or concept, through association, convention, or arbitrary assignment, bridging the gap between the visible and abstract to communicate meaning efficiently, like a heart for love or a dove for peace. Symbols function across fields like math (e.g., + for addition), science (e.g., H for Hydrogen), culture (e.g., a flag for a nation), and psychology (representing unconscious thoughts).
Symbols in English are characters or signs that represent ideas, actions, or sounds in a quick, visual way. They're often used in writing, math, texting, and everyday communication to express meaning without using full words. Common examples include punctuation marks (like ? or !) and symbols like @, #, or &.
The @ symbol — also called the at sign or at symbol — is one of the most recognizable characters on the keyboard today. You'll find it in every email address and social media handle, but it wasn't always this famous. In English, we tend to be pretty literal: “at sign” or “at symbol” is the standard.
Symbols. A symbol may be described as either a pulse in digital baseband transmission or a tone in passband transmission using modems. A symbol is a waveform, a state or a significant condition of the communication channel that persists, for a fixed period of time.
In technology, symbols are used to represent various functions, actions, and features. For example, the power symbol (a circle with a vertical line) is commonly used on electronic devices to indicate the power on/off state.
Examples of digital communication
Symbol-based communication is often used by individuals who are unable to communicate using speech alone and who have not yet developed, or have difficulty developing literacy skills. Symbols offer a visual representation of a word or idea.
A symbol is a mark, sign, or word that indicates, signifies, or is understood as representing an idea, object, relationship, or mathematical formula. Symbols allow people to go beyond what is known or seen by creating linkages between otherwise different concepts and experiences.
number sign, versatile symbol (#) most commonly used to preface numbers (e.g., apartment #1) but which encompasses a variety of other uses, especially to tag (or hashtag) posts and messages on social media platforms.
Symbols can also be concrete, which means they do have an obvious relationship to what they represent. A spoon might mean "time for breakfast." Concrete symbols include symbolic gestures, symbolic vocalizations, and tangible symbols (objects or pictures). Their use builds on presymbolic communication skills.
The four types of communication are verbal, non-verbal, visual and written communication.
Master the 7 Cs of Communication - Clear, Concise, Concrete, Correct, Coherent, Complete, and Courteous. Learn proven strategies to improve your professional communication skills and build stronger relationships.
Symbols in programming act as a universal language between programmers and computers. They provide a concise and standardized way to express commands and instructions. With the use of symbols, programmers can convey complex algorithms and logic in a clear and efficient manner.
An electronic symbol is a pictogram used to represent various electrical and electronic devices or functions, such as wires, batteries, resistors, and transistors, in a schematic diagram of an electrical or electronic circuit.
Symbolism example There are many symbols that tend to be commonly understood. For example, a dove is literally a bird but often symbolizes peace, hope, or purity. A snake is literally an animal, but it symbolizes temptation and evil.
The 7 Cs of Communication are a checklist for effective messaging: Clear, Concise, Concrete, Correct, Coherent, Complete, and Courteous, helping ensure your message is easily understood, professional, and achieves its goal by focusing on purpose, specifics, accuracy, flow, necessary details, and a positive tone, as described in resources from Revolution Learning and Development Ltd and Mindtools.
Symbol mapping: map the coded bits to constellation points, each of which is a complex symbol. Pulse shaping: modulate the symbol to suitable baseband waveforms.
Something that on the surface is its literal self but which also has another meaning or even several meanings. For example, a sword may be a sword and also symbolize justice. A symbol may be said to embody an idea.
In texting, the @ symbol (at sign) primarily means "at," used to substitute for the word in phrases like "I'll be there @ 5" (at 5), or to "mention" or "tag" someone on social media (e.g., "@username"), sending them a notification, with its origin in email addresses separating user from domain (user@domain). It can also form emoticon-like faces, such as _@_@_, to show being dazed or overwhelmed.
The at sign (@) is a typographical symbol used as an accounting and invoice abbreviation meaning "at a rate of" (e.g. 7 widgets @ £2 per widget = £14), and now seen more widely in email addresses and social media platform handles.
What Are Some Common Symbols and Their Meanings?