Title:
PRIORITY CALCULATION DEVICE, PROGRAM, PRIORITY CALCULATION SYSTEM, AND PRIORITY CALCULATION METHOD
Document Type and Number:
WIPO Patent Application WO/2010/084656
Kind Code:
A1
Abstract:
Priority can be calculated for works-in-process which are not in demand.
A priority calculation device (110) comprises a priority calculation unit (124) which specifies a queue of lots in each production stage, a product category wherein the lot is to be used, and the number of components included in the lot, on the basis of information stored in a queue information storage area (115), and allocates priority for each lot so that when the specified lot is supplied to the production stage, a lot, by which a ratio of a component, in each product category, contained in a lot which is in a process subsequent to the process of the production stage is made closer to the ratio of demand in each product category specified by the information stored in a demand information storage area (113), is supplied into the production stage with higher priority.
Inventors:
LENGYEL ATTILA (JP)
NONAKA YOUICHI (JP)
NONAKA YOUICHI (JP)
Application Number:
PCT/JP2009/068797
Publication Date:
July 29, 2010
Filing Date:
November 04, 2009
Export Citation:
Assignee:
HITACHI LTD (JP)
LENGYEL ATTILA (JP)
NONAKA YOUICHI (JP)
LENGYEL ATTILA (JP)
NONAKA YOUICHI (JP)
International Classes:
G05B19/418; B23Q41/08; G06Q50/00; G06Q50/04
Foreign References:
JP2004246538A | 2004-09-02 | |||
JP2007072924A | 2007-03-22 | |||
JPH06203042A | 1994-07-22 | |||
JP2004295188A | 2004-10-21 | |||
JP2009205365A | 2009-09-10 |
Attorney, Agent or Firm:
Shoyo Intellectual Property Firm (JP)
Patent business corporation SHOYO Intellectual Property Firm (JP)
Patent business corporation SHOYO Intellectual Property Firm (JP)
Download PDF: