Coded data generation or conversion – Digital code to digital code converters – Tree structure
Patent
1999-03-05
2000-11-28
Young, Brian
Coded data generation or conversion
Digital code to digital code converters
Tree structure
341 78, 395612, 704500, H03M 700
Patent
active
061541567
ABSTRACT:
A message processing device for sending and receiving a message composed of one or more elements between different kinds of devices including a parse tree holding unit having a function of holding a parse tree generated from syntax descriptions which define structure of a message sent or received, a parse tree scanning unit connected to the parse tree holding unit and having a function of scanning the parse tree as message data to be processed is applied, encoding and decoding a value and outputting encoded and decoded values, a preamble processing unit connected to the parse tree scanning unit and having a function of processing a preamble field of a message for use in indicating whether an element exists or not in the message data sent or received, and an index processing unit connected to the parse tree scanning unit and having a function of processing an index field of a message for use in indicating what number of element is selected in the message data whose one of a plurality of elements is selected to be sent or received.
REFERENCES:
patent: 5534861 (1996-07-01), Chang et al.
patent: 5797008 (1998-08-01), Burrows
"Institute of Electronics, Information and Communication Engineers of Japan", 1997 National Conference Lectures Papers (Communication 2), pp. 148, Mar. 1997.
"Institute of Electronics, Information and Communication Engineer of Japan", 1997 Communication Society Conference Lectures Papers, vol. 2, pp. 145, Sep. 1997.
NEC Corporation
Nguyen John
Young Brian
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