IP Library › Granted Patent US 11,727,775
Granted Patent B2
US 11,727,775 · App. 17/148,747 · Granted Aug 15, 2023

Tracking support apparatus, terminal, tracking support system, tracking support method and program

Inventors: Taichi Ohtsuji (Tokyo, JP); Kazushi Muraoka (Tokyo, JP); Hiroaki Aminaka (Tokyo, JP); Dai Kanetomo (Tokyo, JP); Norio Yamagaki (Tokyo, JP); Takashi Yoshinaga (Tokyo, JP)
Assignee: NEC CORPORATION
G08B13/19608G06T7/292G06V20/52G08B13/19613G08B13/19645G08B25/009G06T2207/30232
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Quick Facts
Patent No.
US 11,727,775
App. No.
17/148,747
Granted
Aug 15, 2023
Kind
B2
Abstract

A tracking support system includes a position calculating section connected with a plurality of cameras arranged in a predetermined monitoring area to transmit video images imaged by the plurality of cameras and configured to calculate a position of the tracking target based on the video images received from the plurality of cameras; a tracker selecting section configured to select a tracker to be instructed to track the tracking target, based on position information of the terminal received from the terminal and the calculated position of the tracking target; and an information transmitting section configured to transmit information of a distance between the tracking target and the terminal during the tracking of the tracking target to the terminal carried by the selected tracker.

Claims (51)

1. A tracking support system comprising:

a server;

a camera apparatus; and

at least one unmanned aircraft, the at least one unmanned aircraft being a different apparatus from the camera apparatus;

wherein the server is configured to:

receive a video captured by the camera apparatus, the video including a tracking target person;

calculate, using the received video and a location of the camera apparatus, a location of the tracking target person in real space;

generate, using the location of the tracking target person, a tracking instruction for the at least one unmanned aircraft to track the tracking target person; and

transmit the tracking instruction to the at least one unmanned aircraft to track the tracking target person using the location of the tracking target person, and

wherein the at least one unmanned aircraft is configured to:

receive the tracking instruction; and

track the tracking target person using the tracking instruction received.

2. The tracking support system according claim 1 , wherein the tracking instruction includes a feature information indicating an outer appearance of the tracking target person.

3. The tracking support system according claim 1 , wherein the server is configured to:

calculate, using a position and size of the tracking target person in the video, the location of the tracking target person in real space.

4. The tracking support system according claim 1 ,

wherein the server is configured to:

control a display unit to display a frame indicating the tracking target person and being superimposed on a view of the at least one unmanned aircraft.

5. The tracking support system according claim 1 , wherein the at least one unmanned aircraft is physically separated from the camera apparatus.

6. A tracking support method comprising:

receiving, by a server, a video captured by a camera apparatus, the video including a tracking target person;

calculating, by the server, using the received video and a location of the camera apparatus, a location of the tracking target person in real space;

generating, by the server, using the location of the tracking target person, a tracking instruction for the at least one unmanned aircraft to track the tracking target person, the unmanned aircraft being a different apparatus from the camera apparatus;

transmitting, by the server, the tracking instruction to at least one unmanned aircraft to track the tracking target person using the location of the tracking target person; and

after reception of the tracking instruction transmitted from the server, tracking, by the at least one the unmanned aircraft, the tracking target person using the tracking instruction received.

7. The tracking support method according claim 6 , wherein the tracking instruction includes a feature information indicating an outer appearance of the tracking target person.

8. The tracking support method according claim 6 , further comprising:

calculating, by the server, using a position and size of the tracking target person in the video, the location of the tracking target person in real space.

9. The tracking support method according claim 6 , further comprising:

controlling, by the server, a display unit to display a frame indicating the tracking target person and being superimposed on a view of the at least one unmanned aircraft.

10. A non-transitory computer-readable medium storing thereon a program, which if executed, causes a computer to execute processing comprising:

receiving a video captured by a camera apparatus, the video including a tracking target person;

calculating using the received video including a tracking target person captured by the camera apparatus and a location of the camera apparatus, a location of the tracking target person in real space;

generating, using the location of the tracking target person, a tracking instruction for the at least one unmanned aircraft to track the tracking target person, the unmanned aircraft being a different apparatus from the camera apparatus; and

transmitting the tracking instruction to track the tracking target person using the location of the tracking target person to at least one the unmanned aircraft which, after reception of the tracking instruction transmitted from the server, tracks the tracking target person using the tracking instruction received.

11. The non-transitory computer-readable medium according claim 10 , wherein the tracking instruction includes a feature information indicating an outer appearance of the tracking target person.

12. The non-transitory computer-readable medium according claim 10 , wherein the processing further comprises:

calculating, by the server, using a position and size of the tracking target person in the video, the location of the tracking target person in real space.

13. The non-transitory computer-readable medium according claim 10 , wherein the processing further comprises:

controlling a display unit to display a frame indicating the tracking target person and being superimposed on a view of the at least one unmanned aircraft.

14. A tracking support apparatus communicable with a camera apparatus and at least one unmanned aircraft, the tracking support apparatus comprising:

at least one memory storing instructions; and

at least one processor configured to execute the instructions to:

receive a video captured by the camera apparatus, the video including a tracking target person;

calculate, using the received video and a location of the camera apparatus, a location of the tracking target person in real space;

generate, using the location of the tracking target person, a tracking instruction for the at least one unmanned aircraft to track the tracking target person, the at least one unmanned aircraft being a different apparatus from the camera apparatus; and

transmit the tracking instruction to the at least one unmanned aircraft to track the tracking target person using the location of the tracking target person,

wherein the tracking instruction includes information for the at least one unmanned aircraft receiving the tracking instruction to track the tracking target person.

15. The tracking support apparatus according claim 14 , wherein the tracking instruction includes a feature information indicating an outer appearance of the tracking target person.

16. The tracking support apparatus according claim 14 , wherein the at least one processor is configured to execute the instructions to:

calculate, using a position and a size of the tracking target person in the video, the location of the tracking target person in real space.

Continuity (3)
Continuation 16472688
Provisional Application 62437742 · Dec 22, 2016
Related Publication 20210166536A1 · Jun 3, 2021