Title:
【発明の名称】デジタルデータ検出装置
Document Type and Number:
Japanese Patent JP2830352
Kind Code:
B2
Abstract:
In an apparatus for detecting input digital data, for example as derived by analog-to-digital conversion (6) of a reproduced binary signal in analog form, the input digital data is distributed into at least two channels, a processing circuit (21,22) in each channel processes the respective digital data in accordance with a predetermined formula (1 + D), a Viterbi decoder (23,24) in each channel decodes an output of the respective processing circuit (21,22) in accordance with the Viterbi algorithm, and the outputs of the decoders (23,24) are combined (25) to provide a single sequence of digital data.
Inventors:
INOE HAJIME
SEKI TAKAHITO
KANOTA KEIJI
SEKI TAKAHITO
KANOTA KEIJI
Application Number:
JP9565390A
Publication Date:
December 02, 1998
Filing Date:
April 11, 1990
Export Citation:
Assignee:
SONII KK
International Classes:
G11B20/14; G11B20/10; H03M5/06; H03M13/23; H04N5/926; H04N5/931; (IPC1-7): H03M13/12; G11B20/14
Domestic Patent References:
| JP1292610A | ||||
| JP1211372A |
Attorney, Agent or Firm:
Hidekuma Matsukuma