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Patent Searching and Data


Title:
CHECK DATA GENERATION SYSTEM
Document Type and Number:
Japanese Patent JPH07177132
Kind Code:
A
Abstract:
PURPOSE: To provide a check method for easily changing check data for the whole packets during transmission between source nodes and destination nodes. CONSTITUTION: This is a method for changing check information in a message packet to be transmitted between computers. In this method, when the information part of the packet is changed, check bits included in the packet are changed based on only change for a check bit group in the message packet before the change of the information part and the information part. Thus, it is not necessary to generate any new check bits from the changed information part.

Inventors:
KURISUTOFUAA POORU HIYUUMU UOO
PIITAA UIRIAMU TONPUSON
Application Number:
JP15413694A
Publication Date:
July 14, 1995
Filing Date:
June 13, 1994
Export Citation:
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Assignee:
INMOS LTD
International Classes:
G06F11/10; B29C65/36; B29C65/68; H03M9/00; H03M13/09; H04L1/00; B29C65/66; (IPC1-7): H04L1/00; G06F11/10; H03M9/00; H04L12/00; H04L12/56
Domestic Patent References:
JPH02126743A1990-05-15
JPH0554698A1993-03-05
JPS56500549A1981-04-23
Attorney, Agent or Firm:
佐藤 一雄 (外3名)