Top 10 Technologies That Changed the 21st Century

Smartphone

A smartphone is a portable electronic device that offers a variety of functions. In addition to making calls and sending texts, it includes features such as internet browsing, a camera, and games. Users can input and control the device with their fingers using a touchscreen. By connecting to the internet via Wi-Fi or a mobile network, they can access a wide range of information and services. With the advancement of mobile applications, smartphones have become essential tools that provide integrated services for daily life, making it convenient to enjoy various cultural activities such as shopping, music, and movies. 

Smartphone

Social Media

Social media is a digital technology that allows for sharing various types of content, communication, and network formation through the internet. Users can share information, interact with others, and form new relationships online on social media platforms. It has become a popular means of communication worldwide and has a significant impact on various fields such as society, economy, and politics. Representative social media platforms include Facebook, Instagram, Twitter, YouTube, and KakaoTalk. Each platform has its unique characteristics and user base, enhancing social connections through diverse communication and content offerings. 

Social Media

Tablet PC

A tablet PC is a portable device designed to offer all the functionalities of a computer with ease of use, allowing interaction through touch or electronic pens. Notable examples include Apple's iPad and Samsung's Galaxy Tab. Tablets are highly portable and offer a range of functions such as internet browsing, email, document editing, and media playback, making them widely used in daily life. Particularly, tablet PCs serve as an intermediate form between mobile devices and desktop computers, providing a new style of computing that changes traditional computer usage methods.

Tablet PC

Artificial Intelligence Assistant

An artificial intelligence (AI) assistant is a virtual assistant service that utilizes AI technology to recognize and process user commands. Prominent examples of AI assistants include Apple's Siri, Amazon's Alexa, Google Assistant, and Microsoft's Cortana. These AI assistants combine voice recognition technology with natural language processing to answer user questions and perform a variety of functions such as playing music, setting alarms, and controlling smart home devices.

Recent advancements in AI technology have led to the development of AI assistants with more accurate and flexible voice recognition and conversational capabilities, making them increasingly popular.

Artificial Intelligence Assistant

Electric Vehicle

Electric Vehicle

An electric vehicle (EV) is a car powered by an electric motor charged by a battery, offering a more environmentally friendly alternative to vehicles with internal combustion engines by significantly reducing air pollution and carbon emissions. Recently, the popularity of electric vehicles has surged due to improvements in driving range and charging speed. These vehicles are also expected to play a crucial role in the future smart car market, particularly when combined with autonomous driving and connectivity technologies. The advancement of electric vehicles is becoming a key part of sustainable mobility, contributing to environmental protection and increased energy efficiency.

Cloud Computing

Cloud computing is a technology that provides computing resources such as servers, storage, databases, and software over the internet. By using cloud computing technology, users can access the resources they need through the internet without having to purchase or maintain them themselves. This allows businesses and individuals to reduce costs while enhancing scalability and flexibility. Additionally, cloud computing is also used in fields such as big data processing and artificial intelligence. 

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Blockchain

Blockchain is a technology for securely storing and verifying transaction records in a distributed system without the need for a centralized third party. The term was first used in the context of Bitcoin to describe the technology developed to record Bitcoin transactions. A blockchain consists of a chain-like structure where each block of data is linked to the previous block, and encryption techniques are used to ensure the security of transaction records as new blocks are added.

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Blockchain enhances transparency and security and is used across various industries. For example, in the financial sector, blockchain is used to process transactions securely, while insurance companies use it to handle claims processing, ensuring transparency. In the healthcare industry, patient health information can be managed using blockchain to enhance security. Blockchain technology also provides automated features such as smart contracts, enabling innovative services across different sectors.

Drone

A drone is an unmanned aerial vehicle (UAV) that operates via remote control or automated programs. They come in various sizes and shapes, with different altitudes, speeds, flight times, and purposes. Militarily, drones can perform a variety of missions such as reconnaissance, strikes, and information gathering. In industrial applications, they are used for monitoring infrastructure, in agriculture for crop management, and in medical and emergency response for rescue operations and emergency response.  

Drone

 Internet of Things (IoT)

The Internet of Things (IoT) refers to the technology that allows various objects to connect to the internet, enabling them to communicate and exchange data. This technology involves connecting objects such as home appliances, vehicles, sensors, and more, through a network to interact with each other and collect, analyze, and provide data, thus enabling efficient operation and management. For example, in a smart home, appliances can operate based on user commands or report their status. In a smart city, sensors can collect various data in real-time, contributing to the city's efficiency. Additionally, in a smart factory, IoT plays a crucial role in optimizing and automating production processes. Moving forward, IoT technology is expected to advance in more diverse fields, making our lives more convenient and smarter. 

iot

3D Printing

3D printing is an innovative technology that uses computer software to create three-dimensional objects. This technology is utilized in various industries, allowing for fast and precise prototyping and production in manufacturing. In the medical field, it greatly aids in the creation of personalized medical devices and assistive equipment. In architecture, it enables the easy implementation of complex structures, shortening the design process and reducing costs. In the arts, it has become a tool for artists to creatively produce a wide range of works. With the latest technological advancements, 3D printing now uses various materials and can quickly create high-resolution objects, demonstrating its potential for further expansion.

3D Printing