SYSTEM AND METHOD FOR PROCESSING SENSING DATA FROM SENSOR NETWORK

• US 20080106406A1
• Filed: 10/15/2007
• Published: 05/08/2008
• Est. Priority Date: 11/06/2006
• Status: Active Grant

• Current Assignee: Electronics and Telecommunications Research Institute
• Original Assignee: Electronics and Telecommunications Research Institute
• Inventors: KIM, Do-Hyun, SON, Myung-Hee, YOO, Jae-Jun, KIM, Jung-Sook, JANG, Byung-Tae, SUNG, Kyung-Bok, LIM, Jae-Han, KIM, Mi-Jeong, CHOI, Jeong-Dan, PARK, Jong-Hyun
• Granted Patent: US 8,055,763 B2
• Time in Patent Office: Days
• US Class Current: 340/540
• CPC Class Codes: H04L 67/12 specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks

Abstract

Provided are a system and method for processing sensing data from a sensor network. The system includes: a data processing condition managing unit for storing sensing data processing conditions; a data processing function managing unit for storing sensing data processing function information; a processed data managing unit for storing processed sensing data; a data pattern managing unit for storing sensing data pattern information; an acquired data managing unit for storing sensing data; a data acquisition condition managing unit for storing sensing data acquisition conditions; a user requirement acquiring unit for acquiring the sensing data acquisition conditions; a data acquiring unit for acquiring sensing data; a data pattern extracting unit for extracting the pattern of sensing data; a data generating unit for processing the sensing data; and a data processing unit for processing the sensing data.

Claims

1. A system for processing sensing data, the system comprising:

a data processing condition managing unit for storing sensing data processing conditions, sensing data process conditions, and sensing data report format information in a sensing data processing condition storing unit and managing the stored data;

a data processing function managing unit for storing sensing data processing function information in a sensing data processing function storing unit and managing the stored data;

a processed data managing unit for storing processed sensing data in a processed sensing data storing unit and managing the stored data;

a data pattern managing unit for storing sensing data pattern information in a sensing data pattern storing unit and managing the stored data;

an acquired data managing unit for storing acquired sensing data in an acquired sensing data storing unit and managing the stored data;

a data acquisition condition managing unit for storing sensing data acquisition conditions in a sensing data acquisition condition storing unit and managing the stored data;

a user requirement acquiring unit for acquiring the sensing data acquisition conditions, the sensing data processing conditions, the sensing data pattern information, the sensing data processing function information, and the sensing data report format information from a user and an application service;

a data acquiring unit for acquiring sensing data from a sensor network on the basis of the sensing data acquisition conditions;

a data pattern extracting unit for extracting the pattern of sensing data received from the data acquiring unit and the acquired data managing unit on the basis of the sensing data pattern information received from the data pattern managing unit;

a data generating unit for processing the sensing data received from the data acquiring unit and the acquired data managing unit according to the sensing data processing conditions received from the data processing condition managing unit; and

a data processing unit for processing the sensing data received from the data acquiring unit and the acquired data managing unit or the processed sensing data received from the data generating unit and the processed data managing unit on the basis of the sensing data processing function and the sensing data processing conditions received from the data processing function managing unit and the data processing condition managing unit.

2. The system of claim 1, wherein the sensing data report format information includes report format information about the sensing data received from the data acquiring unit and the acquired data managing unit and report format information about the sensing data received from the data generating unit and the processed data managing unit.

3. The system of claim 2, wherein the data processing unit calls a user-level processing function (an external processing function) from the user requirement acquiring unit according to the processing results of the sensing data.

4. The system of claim 2, wherein the data acquiring unit includes:

one or more sensing data queues for accumulating sensing data for each of the sensing data acquisition conditions;

a sensing data queue managing unit for generating/deleting the sensing data queue on the basis of the sensing data acquisition conditions;

one or more sensing data queue monitoring units generated for the corresponding sensing data queues to monitor whether sensing data are input into the sensing data queues;

a sensing data queue monitoring managing unit for managing the generation/deletion of the sensing data queue monitoring units;

a data distributing unit for classifying the sensing data acquired from the sensor network according to the sensing data acquisition conditions and distributing the classified sensing data to the corresponding sensing data queues;

a data acquisition processing unit for transferring the sensing data accumulated in the sensing data queues to the data reporting unit, the data managing unit, the data pattern extracting unit, or the data distributing unit according to the sensing data acquisition conditions; and

a data acquisition process managing unit for generating the data acquisition processing units at the request of the sensing data queue monitoring units and transferring the sensing data acquisition conditions received from the data acquisition condition managing unit to the data acquisition process managing unit and the sensing data queue managing unit.

5. The system of claim 4, wherein the sensing data queue managing unit generates the sensing data queue for each of the sensing data acquisition conditions.

6. The system of claim 5, wherein the sensing data queue monitoring units are allocated to the sensing data queues on a one-to-one basis to detect the sensing data inputted into the corresponding sensing data queues.

7. A method for processing sensing data, the method comprising the steps of:

a) acquiring sensing data acquisition conditions, sensing data processing conditions, sensing data pattern information, sensing data processing function information, and sensing data report format information from a user and an application service;

b) acquiring sensing data from a sensor network on the basis of the sensing data acquisition conditions;

c) checking whether the pattern of the acquired sensing data is to be updated on the basis of the sensing data pattern information, and extracting the sensing data pattern according to the check results;

d) determining whether the acquired sensing data are to be processed on the basis of the sensing data processing conditions, and processing the sensing data according to the determination results;

e) processing the acquired sensing data or the processed sensing data on the basis of the sensing data processing function information and the sensing data processing conditions; and

f) reporting the acquired sensing data, the acquired sensing data pattern, the processed sensing data, and the process sensing data according to the sensing data report format information.

8. The method of claim 7, wherein the step b) includes the steps of:

b1) classifying the sensing data acquired from the sensor network according to the sensing data acquisition conditions;

b2) determining whether the classified sensing data are to be processed one by one on the basis of the sensing data acquisition conditions;

b3) transferring the classified sensing data to a data pattern extracting unit according to the determination results; and

b4) checking whether the classified sensing data are to be stored on the basis of the sending data acquisition conditions, and transferring the classified sensing data to an acquired data managing unit according to the check results.

9. The method of claim 8, further comprising the step of:

g) transferring the classified sensing data to a data distributing unit if the classified sensing data are not to be processed one by one.

10. The method of claim 9, wherein the sensing data report format information includes report format information about sensing data received from a data acquiring unit and an acquired data managing unit and report format information about sensing data received from a data generating unit and a processed data managing unit.