Cable position information management system, facility information management system, cable core wire management system, and methods and programs thereof

• US 20040059539A1
• Filed: 03/04/2003
• Published: 03/25/2004
• Est. Priority Date: 09/20/2002
• Status: Active Grant

• Current Assignee: NTT Infrastructure Network Corporation
• Original Assignee: NTT Infrastructure Network Corporation
• Inventors: Mori, Jiro, Kawagoe, Noriyuki, Nishiwaki, Ken, Otsuki, Kazuhiro, Hidaka, Kazutoshi
• Granted Patent: US 6,748,340 B2
• Time in Patent Office: Days
• US Class Current: 702/150
• CPC Class Codes: G01C 15/00 Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00

Abstract

There is provided a cable position information management system, management method and program which efficiently perform cable position measurement, and manage the measurement information. Furthermore, there is provided a facility information management system and a facility information management program which allow a user to perform determinations relating to facility management immediately and accurately by the sharing and integration of individually managed facility information. In addition, there is provided a cable core wire management system, a cable core wire management method and a cable core wire management program which realize an improvement in efficiency and reliability of construction work performed on networks such as optical fiber networks.

Claims

1. A cable position information management system, comprising a portable terminal, and a server which performs data communication with the portable terminal,

wherein the portable terminal comprising:

a position information acquisition section which acquires position information including latitude and longitude information for a measurement point where a cable position is measured by communicating with GPS satellites;

a cable position calculation section which at the measurement point receives electromagnetic waves emitted by a metal wire either integrated with or attached to a cable targeted for measurement, and based on intensity information of the electromagnetic waves, calculates a position of a cable with the measurement point as a reference point;

a transmission section which links the position information for the measurement point and the position of the cable measured with the measurement point as a reference point, and transmits the position information and the position of the cable to the server as cable position information; and

a display section which displays the cable position information and information received from the server, and

wherein the server comprising;

a receiving section which receives the cable position information sent from the portable terminal;

a storage section which stores geographic information;

a writing section which writes the received cable position information and the stored geographic information to the storage section in a linked manner; and

a transmission section which receives a data request from the portable terminal, and retrieves the cable position information and the geographic information corresponding with the cable position information from the storage section and transmits the retrieved information.

2. A portable terminal, comprising:

a position information acquisition section which acquires position information including latitude and longitude information for a measurement point where a cable position is measured by communicating with GPS satellites;

a cable position calculation section which at the measurement point receives electromagnetic waves emitted by a metal wire either integrated with or attached to a cable targeted for measurement, and based on intensity information of the electromagnetic waves, calculates a position of a cable with the measurement point as a reference point;

a storage section which links the position information for the measurement point and the position of the cable with the measurement point as a reference point, and stores the position information the position information and the position of the cable as cable position information; and

a display section which displays the cable position information.

3. A portable terminal according to claim 2, wherein the storage section further stores facility information including cable path information, and of a plurality of pieces of the cable position information, stores cable position information positioned on the path of the cable so as to be linked with the path, and

the display section displays the linked plurality of pieces of cable position information as either one of a lateral view and a longitudinal view of the cable.

4. A cable position information management method in which cable position information is managed in an information management system comprising a portable terminal and a server which performs data communication with the portable terminal, comprising the steps of:

the portable terminal acquires position information including latitude and longitude information for a measurement point where a cable position is measured by communicating with GPS satellites;

the portable terminal receives electromagnetic waves emitted by a metal wire either integrated with or attached to a cable targeted for measurement, and based on intensity information of the electromagnetic waves, calculates a position of a cable with the measurement point as a reference point;

the portable terminal links the position information for the measurement point and the position of the cable with the measurement position as a reference point, and transmits the position information and the position of the cable to the server as cable position information;

the server receives the cable position information transmitted from the portable terminal;

the server writes the received cable position information and geographic information stored in a storage section to the storage section in a linked manner;

the server receives a data request from the portable terminal and retrieves the cable position information and the geographic information corresponding with the cable position information from the storage section and transmits the retrieved information; and

the portable terminal displays the cable position information together with the geographic information received from the server.

5. A cable position information management program which enables a computer to execute the processes of:

a position information acquisition process which acquires position information including latitude and longitude information for a measurement point where a cable position is measured by communicating with GPS satellites;

a cable position calculation process which receives electromagnetic waves emitted by a metal wire either integrated with or attached to a cable targeted for measurement, and based on intensity information of the electromagnetic waves, calculates a position of a cable with the measurement position as a reference point;

a communication process which links the position information for the measurement point and the position of the cable with the measurement position as a reference point, and transmits the position information and the position of the cable to a predetermined server as cable position information; and

a display process which displays the cable position information.

6. A cable position information management program which enables a computer to execute the processes of:

a receiving process which receives, via a network, cable position information which links position information including latitude and longitude information for a measurement point where a cable position is measured, with the position of the cable having the measurement point as a reference point calculated based on intensity information output from a receiving section which receives electromagnetic waves emitted by the cable targeted for measurement at the measurement point;

a writing process which writes the cable position information and geographic information stored in a storage section to the storage section in a linked manner; and

a transmitting process which receives a data request from a predetermined terminal, and retrieves the cable position information and the geographic information corresponding with the cable position information from the storage section and transmits the retrieved information.

7. A cable position information management device comprising:

a first receiving section which is provided at a predetermined distance from the earth surface and receives electromagnetic waves emitted from a metal wire either integrated with or attached to a cable targeted for measurement;

a second receiving section which is provided in a different position from the first receiving section and receives the electromagnetic waves emitted from the metal wire;

a third receiving section which is provided at a different position from both the first receiving section and the second receiving section and receives the electromagnetic waves emitted from the metal wire;

a cable position calculation section which calculates the position of a cable using the measuring point as a reference point, based on intensity information of the electromagnetic waves received by the first receiving section, the second receiving section, and the third receiving section, respectively; and

a display section which displays the cable position information.

8. A cable position information management device according to claim 7, further comprising a fourth receiving section which is provided in a different position from the first receiving section, the second receiving section, and the third receiving section and receives the electromagnetic waves emitted by the metal wire,

and the cable position calculation section calculates the position of the cable using the measuring point as a reference point, based on intensity information of the electromagnetic waves received by the first receiving section, the second receiving section, the third receiving section, and the fourth receiving section, respectively.

9. A cable position information management device according to claim 8, wherein;

the second receiving section is provided at the same distance from the earth surface as the first receiving section,

the third receiving section is provided at a location a predetermined distance directly above the first receiving section, and

the fourth receiving section is provided at a location a predetermined distance directly above the second receiving section.

10. A facility information management server, comprising:

a database;

a receiving section which receives a data request from a user terminal connected via a network;

a data retrieval section which retrieves the requested data from the database, based on the data request; and

a transmitting section which transmits the retrieved data to the user terminal,

wherein the database stores;

route management information including path information and route management numbers for a route from a predetermined point to another point;

point facility information linked to each of the route management numbers, including a facility key provided for each of a plurality of point facilities provided on the route;

section facility information linked with a predetermined two of the plurality of point facilities and including a plurality of section numbers indicating section facilities within a section between the two point facilities;

relay facility information linked with the route management number and the section number and including in-route numbers indicating a plurality of relay facilities provided on the route; and

at least one type of image information of the three types of image information, which are point facility image information linked with the facility key, section facility image information linked with the section number, and relay facility image information linked with the in-route number.

11. A facility information management server according to claim 10, wherein the point facility information further includes position information on the route, the section facility information further includes section position information on the route,

the relay facility information further includes position information on the route,

the database further stores geographic information linked to position information of the point facility, geographic information linked to section position information of the section facility, and geographic information linked to position information of the relay facility,

the data retrieving section further retrieves geographic information corresponding with the retrieved data, and

the transmission section transmits the retrieved data appended with the geographic information.

12. A facility information management server according to claim 11, wherein

the section position information includes depth information indicating depth,

the data retrieval section retrieves the depth information when depth information corresponding with the retrieved data is available, and

the transmission section transmits the retrieved data appended with the depth information.

13. A facility information management server according to claim 10, wherein the point facility image information, the section facility image information, and the relay facility image information is in the form of panoramic images.

14. A facility information management server according to claim 11, wherein the database further stores at least one type of video footage of the three types of video footage which are video footage linked to the facility key and showing the point facility, video footage linked to the section facility number and showing the section facility, and video footage linked to the in-route number and showing the relay facility,

the data retrieval section retrieves video footage corresponding with the retrieved data, and

the transmission section transmits the retrieved data appended with the video footage.

15. A facility information management method which manages facility information relating to facilities on a route from a predetermined point to another point, comprising the steps of:

storing in a database of a facility information management system, route management information including path information and route management numbers for the route,

point facility information linked to each of the route management numbers, including a facility key provided for each of a plurality of point facilities provided on the route and position information of the point facilities on the route,

section facility information linked with a predetermined two of the plurality of point facilities and including a plurality of section numbers indicating section facilities within a section between the two point facilities and section position information thereof on the route,

relay facility information linked with the route management numbers and the section numbers and including in-route numbers provided for a plurality of relay facilities provided on the route and position information of the relay facilities on the route,

point facility image information linked with the facility keys,

section facility image information linked with the section numbers,

relay facility image information linked with the in-route numbers,

geographic information linked with position information of the point facilities,

geographic information linked with section position information of the section facilities, and

geographic information linked with position information of the relay facilities;

receiving a data request from a user terminal connected via a network;

retrieving requested data and geographic information corresponding with the requested data from the database based on the data request; and

transmitting the retrieved data to the user terminal appended with the geographic information.

16. A facility information management program which enables a computer to execute the processes for managing facility information relating to facilities on a route from a predetermined point to another point, the program comprising the processes of:

storing in a database of a facility information management system, route management information including route information and route management numbers for the route,

point facility information linked to each of the route management numbers, including a facility key provided for each of a plurality of point facilities provided on the route and position information of the point facilities on the route,

section facility information linked with a predetermined two of the plurality of point facilities and including a plurality of section numbers indicating section facilities within a section between the two point facilities and section position information thereof on the route,

relay facility information linked with the route management numbers and the section numbers and including in-route numbers provided for a plurality of relay facilities provided on the route and position information of the relay facilities on the route,

point facility image information linked with the facility keys,

section facility image information linked with the section numbers,

relay facility image information linked with the in-route numbers,

geographic information linked with position information of the point facilities,

geographic information linked with section position information of the section facilities, and

geographic information linked with position information of the relay facilities;

receiving a data request from a user terminal connected via a network;

retrieving requested data and geographic information corresponding with the requested data from the database based on the data request; and

transmitting the retrieved data to the user terminal appended with the geographic information.

17. A core wire management system, comprising:

a server which manages core wire information; and

a portable terminal which performs data communication with the server,

wherein the server comprises;

a first storage section which stores existing core wire information comprising a first core wire identifier which is a core wire identifier for an existing core wire and a first identification code corresponding with the first core wire identifier, switching target core wire information comprising a second core wire identifier which is a core wire identifier for a switching target core wire and a second identification code corresponding with the second core wire identifier, and work information on the switching over of the existing core wire to the switching target core wire; and

a first transmitting and receiving section which receives a data request from the portable terminal, retrieves the requested data from the first storage section and transmits the requested data, and

the portable terminal comprises;

a second transmitting and receiving section which transmits to the server a request for the work information and a first identification code and a second identification code for an existing core wire and a switching target core wire shown by the work information to be targeted for work, and receives the work information, the first identification code and the second identification code;

an identification information reading section which reads a third identification code and a fourth identification code assigned to the existing core wire and the switching target core wire, respectively;

a determination section which when the first identification code and the third identification code match, and the second identification code and the fourth identification code match, determines that the core wires from which the identification code were read are scheduled for switching work, and when the identification codes do not match determines that the core wire from which the identification code were read are not scheduled for switching work; and

a display section which displays results of the determination.

18. A core wire management system according to claim 17, wherein the identification codes are two-dimensional codes.

19. A core wire management system according to claim 17, wherein the portable terminal further comprises an updated information creation section which upon receiving input indicating that work is finished creates updated facility information after the existing core wire is switched over to the switching target core wire, and the second transmitting and receiving section transmits the updated facility information to the server, and

the server further comprises:

a second storage section which stores facility information on facilities which accommodate the existing core wire and the switching target core wire; and

a facility information updating section which updates the facility information stored by the second storage section based on the updated facility information.

20. A core wire management system according to claim 19, wherein the updated information creation section further creates the facility information linked with fixed asset quantities and acquisition dates.

21. A portable terminal, which performs data communication with a server which manages core wire information, and the server comprises a storage section which stores existing core wire information comprising a first core wire identifier which is a core wire identifier of an existing core wire, and a first identification code corresponding with the first core wire identifier, switching target core wire information comprising a second core wire identifier which is a core wire identifier of a switching target core wire and a second identification code corresponding with the second core wire identifier, and work information on the switching over of the existing core wire to the switching target core wire,

the portable terminal comprises:

a transmitting and receiving section which transmits to the server a request for the work information, a first identification code and a second identification code for an existing core wire and switching target core wire shown by the work information to be targeted for work, and receives the work information, the first identification code, and second identification code;

an input section which by means of an identification information reading section which reads a third identification code and a fourth identification code assigned to the existing core wire and the switching target core wire, respectively, receives the third identification code and the fourth identification code;

a determination section which when the first identification code and the third identification code match, and the second identification code and the fourth identification code match, determines that the core wire from which the identification code were read are scheduled for switching work, and when the identification codes do not match, determines that the core wire from which the identification code were read are not scheduled for switching work; and

a display section which displays results of the determination.

22. A core wire management method, in which a portable terminal sends a request to a server which manages core wire information and which comprises a storage section which stores;

existing core wire information comprising a first core wire identifier which is a core wire identifier of an existing core wire and a first identification code corresponding with the first core wire identifier, switching target core wire information comprising a second core wire identifier which is a core wire identifier of a switching target core wire and a second identification code corresponding with the second core wire identifier, and work information on the switching over of the existing core wire to the switching target core wire, for the work information and a first identification code and a second identification code for an existing core wire and switching target core wire which are shown by the work information to be targeted for work,

the method comprising the steps of;

the server receives a data request from the portable terminal, and transmits the requested data;

the portable terminal receives the work information, the first identification code and the second identification code;

the portable terminal, by means of an identification information reading section which reads a third identification code and a fourth identification code assigned to the existing core wire and the switching target core wire, respectively, receives the third identification code and the fourth identification code;

the portable terminal determines when the first identification code and the third identification code match and the second identification code and the fourth identification code match that the core wire from which the identification code were read are scheduled for switching work, and when the identification codes do not match determines that the core wire from which the identification code were read are not scheduled for switching work; and

the portable terminal displays results of the determination.

23. A core wire management program executed in a portable terminal which performs data communication with a server, wherein the program allows a computer to execute the processes of:

a process which sends a request to the server which manages core wire information and which comprises a storage section which stores;

existing core wire information comprising a first core wire identifier which is a core wire identifier of an existing core wire and a first identification code corresponding with the first core wire identifier;

switching target information comprising a second core wire identifier which is a core wire identifier of a switching target core wire and a second identification code corresponding with the second core wire identifier; and

work information on the switching over of the existing core wire to the switching target core wire, for the work information and a first identification code and a second identification code for an existing core wire and a switching target core wire which are shown by the work information to be targeted for work, receives the work information, the first identification code and the second identification code;

a process which by means of an identification information reading section which reads a third identification code and a fourth identification code assigned to the existing core wire and the switching target core wire, respectively, receives the third identification code and the fourth identification code;

a process which determines when the first identification code and the third identification code match and the second identification code and the fourth identification code match that the core wire from which the identification code were read are scheduled for switching work, and when the identification codes do not match determines that the core wire from which the identification code were read are not scheduled for switching work; and

a process which displays results of the determination.