Press release contents < report material > Information published in here is information on the announcement day present provinces. Please the possibility with different retrieval day and information is acknowledged beforehand. Please see Sony marketing (Inc.)“SonyDrive" concerning the commodity being put on the market now. Please see contents here about the sentence of the announcement of public relations of the (Inc.)Sony marketing announcement (Sony product etc.). September 2, 2002 *** The tenth birth anniversary in this "Mini-disc (MD)" age by which <(*sutairish*)> (*myuujikkuraif*) is proposed. *** After putting the equipment for "Mini-disc (MD)" on the market in November, 1992, the Sony Ltd. received the tenth anniversary in this year . Music was enjoyed in the house, the market <MD which was able to take it out to the car and outdoor easily> expanded under the concept said, "Music <(*sutairish*)> is enjoyed always anywhere", and about 56,000,000 equipments for MD and media <total shipment in field market of after ages of 2001 fiscal year> arrived at about 1,000,000,000 pieces. (The Sony melody and all makers contain it) [It] repeated and MD was born by the adoption of original of the idea "I wanted to take the place of the compact cassette, and to make the music media which the next generation was able to record from the disk" and optical-magnet record technology as the small disk of 64mm in the diameter which was able to be recorded many times. The amount of data is instantaneously installed in the head putting out in MD by adopting the (2) digital voice compression technology "ATRAC" of possible in the high pitched sound quality of average CD in (1) quick random access and the semiconductor memory technology which suppresses (4) 音飛び(unknown word) which prevents the wound and dust by compression (3) cartridge storage type to about 1/5 is installed.; *** [It] has spread widely as a music media of the possession user <feature> easy which can be enjoyed.; "MDLP" standard by which "ATRAC3" where about twice the compression performance were achieved by the high pitched sound quality compared with the voice compression technology "ATRAC" was adopted was introduced in 2000, and the stereo recording of 320 minute at most was enabled for 80 minutes on the MD disk. And, the copyright is protected in 2001 and "Net MD" standard by which the music data can be high-speed forwarded from the personal computer is introduced.; *** Taking easily became possible MD the recorded music <CD or electronic music> personal computer from <wiring> service.; How with MD to enjoy music extends further by improving harmony with PC like this, and a further expansion of the market is expected. Sony pursues portable MD miniaturization, and moreover, MD Walkman “MZ-N10" of "Net MD" standard correspondence announced today achieves about 1/8 by both weights and the sizes compared with the first machine “MZ-1" and has improved convenience further. Sony sends off the equipment for various MD to the world for ten years after MD is put on the market, and has achieved the environment that the customer enjoys favorite music by the style of the favorite always anywhere. It is easy and will evolve to enjoy a pleasanter music style in the future MD. <Main MD and flow about the equipment equipped with MD > 1992: Four models (MD Walkman “MZ-1", “MZ-2P", personal MD system “ZS-M1", and car MD with built-in the FM/AM tuner player “MDX-U1") are put on the market for the first time. 1997: 1,000,000 domestic total sales are exceeded in the MD Walkman and 1997. 2000: "ATRAC3" with the compression efficiency of about twice past "ATRAC" is adopted, and "MDLP" standard by which the stereo recording of 320 minute at most is enabled on the MD disk of 80 minutes is introduced into MD Walkman “MZ-R900". 2001: 1,000,000,000 totals are exceeded in MD (media) and the entire market. (Sony melody) "Net MD" standard by which the music data where the copyright is protected from the personal computer by way of USB can be high-speed forwarded is introduced. Four models (MD Walkman “MZ-N1", MD desktop audio system “LAM-Z1" compact component system “CMT-C7NT", and mini-disc deck “MDS-NT1") put it on the market as the first machine for "Net MD".