Information processor, sensor network system, information processing program, computer-readable storage medium on which information processing program is recorded, and information processing method for sensor network system

• US 20040249563A1
• Filed: 04/12/2004
• Published: 12/09/2004
• Est. Priority Date: 10/12/2001
• Status: Active Grant

• Current Assignee: Omron Corporation
• Original Assignee: Omron Corporation
• Inventors: Ota, Shunji, Oyagi, Masayuki, Otsuki, Yoshiyuki, Yamato, Masaki
• Granted Patent: US 7,536,255 B2
• Time in Patent Office: Days
• US Class Current: 701/200
• CPC Class Codes: G05B 19/042 using digital processors G05B19/05 takes precedence
• CPC Class Codes: G05B 2219/1133 Sensor actuator, asi, bus, network
• CPC Class Codes: G05B 2219/25017 ASI actuator sensor interface, bus, network
• CPC Class Codes: G05B 2219/2612 Data acquisition interface
• CPC Class Codes: H04Q 9/02 Automatically-operated arrangements

Abstract

An information processing device (central apparatus (2)) in a sensor network system is arranged so as to include an input-output processing section (101); an information converting section (103) and a resource specification information recognizing section (104) for dividing target information which is requested with the information request signal into a combination of information elements which appropriately compose the target information; a data acquiring section (107) for acquiring data of sensing results; and an input-output processing section (101) for outputting information based on the data acquired by said data acquiring section.

Claims

1. An information processing device in a sensor network system including a plurality of sensors and the information processing device collecting data of sensing results obtained by the plurality of sensors, the information processing device comprising:

a signal receiving section for receiving an information request signal with which information is requested from the information processing device;

a converting section for dividing target information which is requested with the information request signal into a combination of information elements which appropriately compose the target information, and converting the information elements into resource specification information which specifies resources that can be information sources of the respective information elements;

a data acquiring section for acquiring data of sensing results obtained by one or more of the plurality of sensors that are selected in accordance with the resource specification information; and

an output section for outputting information based on the data acquired by said data acquiring section.

2. The information processing device as set forth in claim 1, further comprising:

a first communication processing section for communicating data with another sensor network system capable of data communications with said sensor network system,

said data acquiring section further acquiring via said first communication processing section, data of a sensing result obtained by a sensor in the other sensor network system in accordance with the resource specification information.

3. The information processing device as set forth in claim 1, further comprising:

a second communication processing section for communicating data with a server capable of data communications with said sensor network system and capable of providing data of the information elements,

said data acquiring section further acquiring via said second communication processing section, the data of the information elements from the server in accordance with the resource specification information.

4. The information processing device as set forth in claim 1, wherein:

the resource specification information specifies the one or more of the plurality of sensors by designating a type and position of each of the one or more of the plurality of sensors.

5. The information processing device as set forth in claim 1, further comprising:

a target information recognizing section for specifying in accordance with the information request signal, the target information among a set of target information pre-set in a target information table.

6. The information processing device as set forth in claim 1, wherein:

said converting section divides the target information into the combination of information elements in accordance with correspondence between the target information and the combination of information elements, the correspondence being pre-set as a target information/information element conversion table.

7. The information processing device as set forth in claim 1, wherein:

said converting section converts the information elements into the resource specification information in accordance with correspondence between the information elements and the resource specification information, the correspondence being pre-set as a resource specification information table.

8. A sensor network system comprising:

the information processing device as set forth in claim 1;

and

the plurality of sensors.

9. An information processing program for causing the information processing device as set forth in claim 1 to operate, wherein:

said program causes a computer to function as the sections.

10. A computer-readable storage medium containing the information processing program as set forth in claim 9.

11. An information processing device in a sensor network system including a plurality of sensors and the information processing device collecting data of sensing results obtained by the plurality of sensors, the information processing device comprising:

a sensing result receiving section for receiving data of a sensing result obtained by one of the plurality of sensors;

a sensing result converting section for converting the data of said sensing result obtained by the one of the plurality of sensors into target information which is associated with said sensing result and which is required in response to said sensing result;

a converting section for dividing the target information into a combination of information elements which appropriately compose the target information, and converting the information elements into resource specification information which specifies resources that can be information sources of the respective information elements;

a data acquiring section for acquiring data of the information elements in accordance with the resource specification information; and

an output section for outputting information based on the data acquired by said data acquiring section.

12. The information processing device as set forth in claim 11, wherein:

said data acquiring section acquires data of sensing results obtained by one or more of the plurality of sensors that are selected in accordance with the resource specification information.

13. The information processing device as set forth in claim 11, further comprising:

a first communication processing section for communicating data with another sensor network system capable of data communications with said sensor network system,

said data acquiring section acquiring via said first communication processing section, data of a sensing result obtained by a sensor in the other sensor network system in accordance with the resource specification information.

14. The information processing device as set forth in claim 11, further comprising:

a second communication processing section for communicating data with a server capable of data communications with said sensor network system and capable of providing the data of the information elements,

said data acquiring section acquiring via said second communication processing section, the data of the information elements from the server in accordance with the resource specification information.

15. The information processing device as set forth in claim 11, wherein:

said sensing result converting section converts the data of said sensing result into the target information in accordance with correspondence between (A) said sensing result and the one of the plurality of sensors that obtained said sensing result and (B) the target information, the correspondence being pre-set as a target information table.

16. The information processing device as set forth in claim 11, wherein:

said converting section divides the target information into the combination of information elements in accordance with correspondence between the target information and the combination of information elements, the correspondence being pre-set as a target information/information element conversion table.

17. The information processing device as set forth in claim 11, wherein:

said converting section converts the information elements into the resource specification information in accordance with correspondence between the information elements and the resource specification information, the correspondence being pre-set as a resource specification information table.

18. A sensor network system comprising:

the information processing device as set forth in claim 11;

and

the plurality of sensors.

19. An information processing program for causing the information processing device as set forth in operate, wherein:

said program causes a computer to function as the sections.

20. A computer-readable storage medium containing the information processing program as set forth in claim 19.

21. An information processing method in a sensor network system including a plurality of sensors and a information processing device collecting data of sensing results obtained by the plurality of sensors, the information processing method comprising the steps of:

(i) receiving an information request signal with which information is requested from the information processing device;

(ii) dividing target information which is requested with the information request signal into a combination of information elements which appropriately compose the target information, and converting the information elements into resource specification information which specifies resources that can be information sources of the respective information elements, said step (ii) being carried out by a converting section of the information processing device;

(iii) acquiring data of sensing results obtained by one or more of the plurality of sensors that are selected in accordance with the resource specification information, said step (iii) being carried out by a data acquiring section of the information processing device; and

(iv) outputting information based on the data acquired by said data acquiring section, said step (iv) being carried out by an output section of the information processing device.

22. An information processing method in a sensor network system including a plurality of sensors and an information processing device collecting data of sensing results obtained by the plurality of sensors, the information processing method comprising the steps of:

(i) receiving data of a sensing result obtained by one of the plurality of sensors;

(ii) converting the data of said sensing result obtained by the one of the plurality of sensors into target information which is associated with said sensing result and which is required in response to said sensing result, said step (ii) being carried out by a sensing result converting section of the information processing device;

(iii) dividing the target information into a combination of information elements which appropriately compose the target information, and converting the information elements into resource specification information which specifies resources that can be information sources of the respective information elements, said step (iii) being carried out by a converting section of the information processing device;

(iv) acquiring data of the information elements in accordance with the resource specification information, said step (iv) being carried out by a data acquiring section of the information processing device; and

(v) outputting information based on the data acquired by said data acquiring section, said step (v) being carried out by an output section of the information processing device.