A battery-operated writing instrument that allows the user to digitally capture a handwritten note or drawing. A digital pen comes with a Universal Serial Bus (USB) cradle to let the user upload the handwritten notes to a personal computer (PC). 

A software application that allows the user to import image files from a digital camera, memory card, scanner, or computer hard disk to a central database. 

DPL technology provides the transmission of data to users over the same lines that bring electric power to homes and businesses.

A specialized computer display that projects an enlarged image on a movie screen. Such devices are commonly used in presentations.

A wireless technology for transmitting large amounts of digital data over a wide spectrum of frequency bands with very low power for a short distance. 

In digital recording, digital audio and digital video are directly recorded to a storage device as a stream of discrete numbers, representing the changes in air pressure (sound) for audio and chroma and luminance values for video through time, thus making an abstract template for the original sound or moving image.

Digital Rights Management (DRM) is a class of technologies that are used by hardware manufacturers, publishers, copyright holders, and individuals with the intent to control the use of digital content and devices after sale.

Digital signs are a form of electronic display that shows television programming, menus, information, advertising and other messages. Digital signs (frequently utilizing technologies such as LCD, LED, plasma displays, or projected images to display content) can be found in both public and private environments, including retail stores, hotels, restaurants, and corporate buildings, amongst other locations.

Refers to various techniques for improving the accuracy and reliability of digital communications. DSP works by clarifying, or standardizing, the levels or states of a digital signal. 

A digital signature (not to be confused with a digital certificate) is an electronic signature that can be used to authenticate the identity of the sender of a message or the signer of a document, and possibly to ensure that the original content of the message or document that has been sent is unchanged. Digital signatures are easily transportable, cannot be imitated by someone else, and can be automatically time-stamped.

DSS is the Digital Signature Algorithm (DSA) developed by the U.S. National Security Agency (NSA) to generate a digital signature for the authentication of electronic documents.

A DSLR camera has a mirror in the viewfinder that reflects the exact shot (including borders) that the camera will take. Most DSLR cameras allow the photographer to change lenses for a broader range of focus.

A technology for bringing high-bandwidth information to homes and small businesses over ordinary copper telephone lines. A DSL line can carry both data and voice signals and the data part of the line is continuously connected. 

A network device, usually at a telephone company central office, that receives signals from multiple customer Digital Subscriber Line (DSL) connections and puts the signals on a high-speed backbone line using multiplexing techniques. 

A network device, usually at a telephone company central office, that receives signals from multiple customer Digital Subscriber Line (DSL) connections and puts the signals on a high-speed backbone line using multiplexing techniques. 

A device that handles digital signals generated at or passed through a telephone company central office and forwards them across the company's backbone network.