Multiplex communications – Pathfinding or routing – Store and forward
Reexamination Certificate
2005-03-02
2009-12-29
Vu, Thong H (Department: 2419)
Multiplex communications
Pathfinding or routing
Store and forward
C370S230000
Reexamination Certificate
active
07639706
ABSTRACT:
A data synchronized playback apparatus comprises a buffer which stores streaming data, a buffer fill quantity measurement unit which measures the amount of streaming data stored in the buffer, a decoder which decodes the streaming data and sends decoded data to a D/A converter, a D/A converter which converts the decoded data to an analog signal, a clock generator which generates a clock signal with a frequency that changes according to the measured data quantity, and the digital/analog converter operates based on the clock signal generated by the clock generator.
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Japanese Office Action, dated Jun. 16, 2009, issued in corresponding Japanese Patent Application No. 2004-196966, and its English translation.
Akiyama Yasuhiro
Hamada Koichi
Kageyama Masahiro
Yamaguchi Muneaki
Yokoyama Toru
Antonelli, Terry Stout & Kraus, LLP.
Hitachi , Ltd.
Vu Thong H
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