�y31 July �z New
product preview Hybrid recorder by which [it] had MPEG-4
conversion function Matsushita Electric Industrial Co., Ltd.
�gDIGA DMR-E100H"
"List
on DVD sale day" Update information July 28 26
addition such as (*meikinguob*) "��(unknown word) field
transmigration", "����(unknown word) fleet (*abarenjah*)", and
"������(unknown word) cooking cram school of youth" -"Black splatter
carnival DVD-BOX zombi vs ��(unknown word) �l��(unknown word) vs
Emmanuelle mail diary & cooking class-" of 17-years old-"Two of
start at age of 17"-(*meikinguob*) ��������(unknown word) of your
����(unknown word) & beauty unpainted face
The ATRAC3plus
PR secretariat executes the tone quality evaluation experiment of
ATRAC3plus. -Four codecs are compared. The
highest tone quality in the same bit rate.
Announcement on April
21
The ATRAC3plus PR secretariat opened the result of the subjectivity
evaluation experiment concerning audio compression codec �gATRAC3plus" of
Sony to the public on the 21st.
The experiment compared other audio compression codec and ATRAC3plus to
verify the quality of ATRAC3plus, and was evaluated by evaluation person's
subjectivity. The tone quality of ATRAC3plus assumes the tone quality of
ATRAC3plus of other audio codecs of 128kbps (two kinds of the MP3 faction)
and 64kbps to have been evaluated that it is almost equal well by this
experiment in the same bit rate.
Result of experiment
The person for the investigation was done dividing into three groups of
11 university students and 12 members of society in his twenties and 10
music parties concerned. Both university students and members of society
target "[It] listens to music during the week for four days or more as own
house and a portable player, and there is sticking to about the music
reproduction tone quality" user. Moreover, music parties concerned get the
expert of those who compose and the recording engineer, etc. included.
The experiment is done in February, and records the speech besides five
high ranks of the charts and ten total of the musical instrument sound
etc. with each codec. What recorded to CD-R was done by using 5CD
(*chenja*) of this company, �gRCD-W50C",
and headphone �gMDR-CD3000".
ATRAC3plus is an audio codec which raises the rate of the more
compression compared with past ATRAC3. [It] is adopted for network Walkman
etc. �gNW-MS70D" of this company, and the high pitched sound quality making
by the low bit rate such as 48/64kbps is aimed at.
