Personal

Listening

Device

(MP3 Players)

Who invented it?

The inventors named on the MP3 patent are Bernard Gill, Karl-Heinz Brandenburg, Thomas Spores, Bernard Kurten & Ernst Eberlein.

What can MP3 Players do?

mP3 Players can do many things such as

listening to music, downloading music, some

you can play games, put pictures on there

listen to the radio and some you can even get

on the internet.

What is the benefit of using this device?

Now and days it’s all about convenice the

smaller, the better. The days are gone when

you had to carry and buy those expensive CD

Players and walkman cassette and tapes to

have your music playing with you at all

times. Now you just use chargers instead of

batteries.

Pictures

How many songs can an MP3 Player hold?

It really depends on how muchmemory you have on your device to know how many songs you can hold on it.

When was it invented?

The MP3 Player was invented in the late 1980’s.

Development of MP3 Player Timeline

1989-The MP3 format patented in Germany.

1996-A U.S patent is granted to the German inventors of the MP3 player format.

1997-The first MP3 player playback which is named AMP is invented.

1998- Two German college students bring the AMP playback engine to Windows & create Winamp which is the first MP3 playback software for Windows.

History of MP3 Player Timeline 1987 - The Fraunhofer Institut in Germany began

research code which was named EUREKA project EU147, Digital Audio Broadcasting (DAB).

1988 - MPEG was established as a subcommittee of the International Standards Organization & International Electrotechnical Commission.

1989- Fraunhofer recevied a German patent for the MP3.

1992 - Fraunhofer's and Dieter Seitzer’s audio coding algorithm was integrated into MPEG-1.

1993 - MPEG-1 was published.1994 - MPEG-2 was developed and published a year

later.1996- A United States patent is issued for MP3.1998-Fraunhofer started to enforce their patent rights.

All developers of MP3 encoders or rippers and decoders/players now have to pay a licensing fee to Fraunhofer.

1999 - SubPop which is a record company is the first to distribute music tracks in the MP3 format & now the portable MP3 Players now appear.

What does MP3 stand for?

MP3 stands for and is apart of Motion Pictures Expert Group (MPEG Audio Layer III).

MP3 Players vs. IPods

An IPod is different from an MP3 Player because the IPod is made by Apple

which have specific designs and features. IPods

have released many different generations

such as the IPod shuffle, IPod touch. And the

classics IPods. MP3 Players how ever does not

have an specific designs or generations.

Bibilography

http://inventors.about.com/od/mstartinventions/a/MPThree.htm

lhttp://www.life123.com/technology/home-electronics/mp3-players/history-of-mp3-players.shtmalhttp://www.webopedia.com/DidYouKnow/Hardware_Software/2008/iPod_mp3Player.asp