The act of transmitting information or messages using various methods such as mail, telegraph, telephone, or the internet, as well as the information that is conveyed in this manner.
The process of conveying one's intentions or conditions to others, including the exchange of notes or letters.
The use of technological systems to facilitate the exchange of information between individuals or groups, encompassing everything from personal communication to broadcast media.
A structured method of education where learning materials are sent and assignments are graded remotely, allowing students to complete a curriculum without being physically present in a traditional classroom setting.
Example:
彼は、無電で通信を送った。
The process of transmitting and receiving information through communication lines, typically involving computers and other devices, enabling the exchange of digital data.
The method by which dispersed computers and terminal devices connect via communication networks to facilitate the transfer and reception of data.
A system or practice involving the exchange of information between devices over communication channels, often utilizing modems and similar technologies to enable connectivity.
A communication service that allowed personal computers to connect and exchange information through telephone lines, prevalent before the widespread use of the Internet.
A method of online interaction among personal computers involving dial-up connections to host computers for sharing data, existing prior to the Internet era.
A system of electronic communication that enabled users to send and receive information via their personal computers by connecting to central host systems, typically through phone lines, before the internet became mainstream.
A signaling device positioned at road intersections, utilizing colors such as red, yellow, and green to regulate the flow of vehicles and pedestrians.
A system of lights that communicates when drivers and pedestrians should stop, proceed with caution, or go, enhancing safety and organization on roadways.
An essential element of urban infrastructure aimed at controlling traffic movements and minimizing accidents at intersections.
Example:
この道を交通信号まで行き、左に曲がりなさい。
A field that encompasses the integration of computer technology with communication technologies, focusing on the methods and systems for transmitting information over distances.
The practice and study of sending, receiving, and processing information through various electronic means, including networks and devices.
The technology and systems involved in the exchange of data and information, which facilitate communication in both personal and professional contexts.