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An early analogue optical disc system existed in 1935, used on Welte's Lichttonorgel sampling organ. [15] An early analog optical disc used for video recording was invented by David Paul Gregg in 1958 [16] and patented in the US in 1961 and 1969. This form of optical disc was a very early form of the DVD (U.S. patent 3,430,966).
The video signal was stored as an analog format like a video cassette. The first digitally recorded optical disc was a 5-inch audio compact disc (CD) in a read-only format created by Sony and Philips in 1975. [53] The first erasable optical disc drives were announced in 1983, by Matsushita (Panasonic), [54] Sony, and Kokusai Denshin Denwa (KDDI ...
Optical storage is the storage of data on an optically readable medium. Data is recorded by making marks in a pattern that can be read back with the aid of light, usually a beam of laser light precisely focused on a spinning optical disc. An older example of optical storage that does not require the use of computers, is microform. There are ...
Despite its similarity to words like “emotion” and “emoticon,” the word “emoji” is actually a Japanese portmanteau of two words: “e,” meaning picture, and “moji,” meaning ...
In the same year, two new optical disc storage formats were being developed. One was the Multimedia Compact Disc (MMCD), backed by Philips and Sony (developers of the CD and CD-i ), and the other was the Super Density (SD) disc, supported by Toshiba , Time Warner , Matsushita Electric , Hitachi , Mitsubishi Electric , Pioneer , Thomson , and JVC .
Emoji Unicode name Codepoints Added in Unicode block Meaning 😀 Grinning Face U+1F600: Emoji 1.0 in 2015 Emoticons: Grinning: 😂 Face with Tears of Joy U+1F602: Emoji 1.0 in 2015 Emoticons see Face with Tears of Joy emoji: 😍 Smiling Face with Heart-Shaped Eyes U+1F60D: Emoji 1.0 in 2015 Emoticons see Face with Heart Eyes emoji: 🕴️
24 Heart Emoji Meanings to Send the Right Message LaylaBird. If a picture paints a thousand words, heart emojis can pretty much do the same, getting your message of love across quickly and easily ...
The second most-popular emoji is the heart-shaped-eyes face. It can stand for "gorgeous," "goregous" or "gorgous." Apparently "gorgeous" is a really hard word to spell.