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US 7,120,507 B2Granted
Control apparatus and control system
AssigneeFujitsu Ten Limited
InventorSeigo Tanaka
Life of this patent
Estimating the term…
Abstract
A control apparatus includes a communication unit for conducting the data communication. Identification information is assigned to the control apparatus. The control apparatus further includes a storage unit having an identification information table storing information containing the identification information and the identification information of other control apparatuses, which are connected to and communicate with the control apparatus.
Claims20
A control apparatus comprising:
- a communication unit for conducting data communication;
- and
- a storage unit including a table storing identification information assigned to the control apparatus and identification information of another control apparatus.
A control system comprising:
- a plurality of control apparatuses connected to each other to communicate with each other, wherein:
- each of control apparatuses includes:
- a first transmission unit for transmitting identification information of the control apparatus's own to the other control apparatuses;
- a reception unit for receiving identification information of the other control apparatuses transmitted from the other control apparatuses;
- and
- a first storage unit for storing the identification information of the control apparatus's own and the identification information of the other control apparatuses to which registration update information is added in a table of the control apparatus's own.
3 more elements
A control system comprising:
- a plurality of control apparatuses connected to each other to communicate with each other, wherein:
- each of control apparatuses includes:
- a first transmission unit for transmitting identification information of the control apparatus's own to the other control apparatuses;
- a reception unit for receiving identification information of the other control apparatuses transmitted from the other control apparatuses;
- and
- a first storage unit for storing the identification information of the other control apparatuses to which registration update information is added in a table of the control apparatus's own.
3 more elements
A control system comprising:
- a first control apparatus;
- and
- a second control apparatus connected to the first control apparatus, wherein:
- each of first and second control apparatuses includes:
- a first transmission unit;
- a reception unit;
- and
- a first storage unit;
- the first transmission unit of the first control apparatus transmits identification information of the first control apparatus to the second control apparatus;
- the first transmission unit of the second control apparatus transmits identification information of the second control apparatus to the first control apparatus;
- the reception unit of the first control apparatus receives the identification information of the second control apparatus transmitted by the first transmission unit of the second control apparatus;
- the reception unit of the second control apparatus receives the identification information of the first control apparatus transmitted by the first transmission unit of the first control apparatus;
- the first storage unit of the first control apparatus stores into a table of the first control apparatus the identification information of the first and second control apparatuses to which registration update information is added;
- and
- the first storage unit of the second control apparatus stores into a table of the second control apparatus the identification information of the first and second control apparatuses to which the registration update information is added.
12 more elements
Dependencies are inferred from the claim text.