KR101771046B1 - Wearalbe Carmear - Google Patents

Wearalbe Carmear Download PDF

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Publication number
KR101771046B1
KR101771046B1 KR1020150159917A KR20150159917A KR101771046B1 KR 101771046 B1 KR101771046 B1 KR 101771046B1 KR 1020150159917 A KR1020150159917 A KR 1020150159917A KR 20150159917 A KR20150159917 A KR 20150159917A KR 101771046 B1 KR101771046 B1 KR 101771046B1
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KR
South Korea
Prior art keywords
wearable camera
information
mobile
distribution server
image
Prior art date
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KR1020150159917A
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Korean (ko)
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KR20170056346A (en
Inventor
이성찬
박석출
류병철
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아바드(주)
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Priority to KR1020150159917A priority Critical patent/KR101771046B1/en
Publication of KR20170056346A publication Critical patent/KR20170056346A/en
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Publication of KR101771046B1 publication Critical patent/KR101771046B1/en

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    • H04N5/232—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643—Communication protocols
    • H04N21/6437—Real-time Transport Protocol [RTP]
    • H04N5/2257—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Telephonic Communication Services (AREA)

Abstract

The present invention relates to a mobile-based wearable camera, and more particularly, to a wearable camera capable of transmitting a desired stream of information to a video distribution server directly when necessary without any unnecessary action without being dependent on a mobile platform .

Description

[0001] Wearable Camera [0002]

The present invention relates to a mobile-based wearable camera, and more particularly, to a wearable camera capable of transmitting a desired stream of information to a video distribution server directly when necessary without any unnecessary action without being dependent on a mobile platform .

As the number of cases of unexpected disasters and accidents such as various types of social crimes has increased, the demand of citizens for safety has been increasing. In response to these demands, the public safety organizations (for example, police station, fire station Etc.), a large amount of CCTV was installed in the vicinity to establish a public management system to ensure the safety of citizens.

In recent years, as society has become more and more developed, workers (for example, police officers, firefighters, and paramedics) have been directly involved in the field, and there has been a demand for moving CCTV,

As a result, a wearable camera based on a mobile wearer was put on the scene, and a system was established to promptly recognize the situation of the accident scene immediately through the wearable camera of the worker at the management center.

However, in the conventional CCTV system, while the CCTV uses the fixed IP, the management center corresponding to the client can grasp its position through the fixed IP of the CCTV and receive the desired video or voice in real time,

The mobile-based wearable camera differs from the conventional CCTV system in that the mobile-based wearable camera is a client and transmits voice and video to a management center via a mobile having a dynamic IP, There is a limitation that the system should be constructed.

Furthermore, since mobile-based wearable cameras must be worn by workers in the field and small and light in size, they are limited in battery usage and should be selectively usable whenever necessary.

However, the conventional mobile-based wearable camera requires a process of connecting between the mobile and the wearable camera whenever the user selectively uses the mobile-wearable camera. In this case, since the image and the voice are transmitted to the management center via the mobile using the dynamic IP, There was a problem.

Korean Patent Application Number: 10-2014-166250 (filing date: 2014.11.26) Korean Patent Registration No.: 10-1282669 (Registration date: 2013.07.01)

Accordingly, in the present invention, a mobile-based wearable camera conforms to the RTSP standard protocol and can transmit a desired image and voice in real time. In addition, the mobile-based wearable camera can access the image distribution server at any time, Based wearable camera and a transmission method thereof.

To this end, the present invention includes a connection unit for receiving route information set by a wearable camera connected to a mobile by wire or wireless, a Wi-Fi module wirelessly connected to a specific relay device based on the received route information, An encoder for encoding analog video information and audio information secured through the camera module and a microphone, and a controller for controlling the encoder And a stream control module for performing session connection with the image distribution server through the designated relay device based on the one path information and stream-transmitting the image information and audio information encoded according to the RTSP / RTP protocol to the image distribution server connected to the session A wearable camera;
A mobile connected to the wearable camera;
An image distributing server of a control center for remotely controlling the wearable camera to receive image information and audio information streamed;
In a state where a system capable of monitoring the situation on the site is built up,
Wirelessly connecting the mobile and the wearable camera;
Setting path information of the wearable camera and the image distribution server connected / wirelessly with the mobile station;
Transmitting the path information set by the mobile to the wearable camera;
When the wearable camera completes the reception of the route information, the connection with the mobile is disconnected, and session connection is established with the image distribution server through the designated relay device according to the set route information;
Streaming video information and audio information shot by the wearable camera according to the RTSP / RTP protocol to an image distribution server;
The wearable camera stops the connection with the image distribution server and terminates the connection,
The wearable camera based on the mobile is a client and is not dependent on the mobile platform and selectively transmits the video and audio information of the scene to the image distribution server of the control center in real time when necessary without unnecessary action.

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The wearable camera of the present invention can transmit the image information and voice information shot by the wearable camera to the image distribution server in real time without unnecessary connection with the mobile only by activating the button by pressing the button, It can be used conveniently.

In addition, since the wearable camera of the present invention conforms to the RTSP standard protocol, it can be interlocked with a conventional NVR or a streaming server without having to construct a separate server.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exemplary diagram briefly showing the operation of a conventional system; FIG.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to a wearable camera.
3 is a block diagram of a wearable camera according to an embodiment of the present invention;
4 and 5 are flowcharts showing a process of transmitting stream data of a wearable camera according to an embodiment of the present invention.
6 is a flowchart showing a process of transmitting stream data of a wearable camera when an emergency situation occurs according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

FIG. 2 is a schematic diagram illustrating a system and operation according to an embodiment of the present invention. Referring to FIG.

Referring to FIG. 1, the present invention includes a mobile device 10 for controlling a wearable camera,

A wearable camera 20 mounted on a worker's body or tool for shooting a scene,

And an image distribution server 40 for transmitting the image and voice sent from the wearable camera to the administrator terminal 50 in real time.

The wearable camera 20 at this time is connected to the mobile by wire or wirelessly, and receives the path information set by the mobile. Then, the wearable camera is connected to the relay device based on the received route information, and the session connection is established with the designated image distribution server,

And transmits the image information and audio information taken by the wearable camera 20 directly to the image distribution server in real time. In this way, the wearable camera directly transfers data to the image distribution server, and can distribute image information and audio information to the control center in cooperation with a video distribution server such as a conventional NVR or a streaming server without depending on the mobile platform .

Hereinafter, each configuration will be described in more detail according to an embodiment of the present invention. The mobile 10 can be connected to a wearable camera via a cable or a Bluetooth, and when the wearable camera is connected to the wearable camera, To transmit data via the network.

An application for setting the transmission path of the wearable camera may be installed in the mobile 10. That is, when the mobile is connected to the wearable camera, the relay device installed in the vicinity is scanned, and any relay device is checked in the vicinity of the mobile device.

Then, a specific relay device 30 is selected from among the various relay devices identified at this time, and the information (SSID, MAC address, password, etc.) for WiFi connection and the Internet Protocol (IP) Uniform Resource Locator) information to complete setting of the path information. At this time, the set route information is transmitted to the wired or wirelessly connected wearable camera, so that the wearable camera directly supports the session connection with the image distribution server.

The mobile 10 may be a smart phone, a tablet personal computer, a mobile phone, a video phone, an e-book reader, a desktop PC, a personal computer, a laptop personal computer, a netbook computer, a personal digital assistant (PDA), a portable multimedia player (PMP), an MP3 player, a smartwatch).

In addition, the relay device 30 according to the embodiment of the present invention relays the wearable camera installed on one side to be connected to the other image distribution server installed on the outside via the network. The relay device may be a wireless router, a modem, a router or an egg, or a smart phone having a hot spot function, but is not limited thereto.

In addition, the image distribution server 40 according to the embodiment of the present invention secures image information and audio information from a client in real time and provides the image information and voice information to a designated management center. In the present invention, real time streaming protocol (RTSP) real-time protocol) protocol, or a network video recorder (NVR: Network Video Recorder) that receives and processes digital image signals directly on the network.

In addition, the control center of the present invention is provided with one or more terminals 60 to detect and control a work site at a remote location. Typically, there may be a police station, a fire department, or other communication center. The terminal installed in the control center receives the video information and the audio information sent by the video distribution server. In the present invention, the terminal can receive streaming data, and one or more PCs Mobile, and the like.

In addition, the wearable camera of the present invention is worn on the body or tool of an operator to photograph the situation on the spot and report it to a remote control center. In this case, the wearable camera may have a neck band shape, an ear set shape, or a glass shape, and may be worn on the body of the wearer. However, A clip or a clip may be fixed to the cloth, the bag, or the tool so as to be detachably attached thereto. In addition, the wearable camera may be mounted on a hat, a helmet, or a tool.

The wearable camera 20 receives and stores necessary information from the mobile on the basis of the mobile, and when the button 28 formed on one side is pressed, the wearable camera 20 activates and photographs the surroundings. At this time, the photographed information is connected to the network through the relay device set by the mobile and the data is transmitted to the image distribution server.

3 is a block diagram briefly showing a configuration of a wearable camera according to an embodiment of the present invention,

A mobile device 10 for controlling or setting the wearable camera 20, a wearable camera connected to the mobile device in a wired / wireless manner, and an image distribution server 40 for streaming video and audio to the control center in,

The wearable camera 20 includes a connection unit 23 connected to the mobile and connected to the mobile unit,

A Wifi module 24 wirelessly connected to a specific relay device designated by the received path information,

A camera module 21 for securing image information,

A microphone 25 for securing voice information,

An encoder 26 for encoding analog video information and audio information securing the camera module and the microphone,

And a stream control module (27) for performing session connection with the video distribution server based on the path information transmitted by the mobile and streaming video information and audio information to the image distribution server upon activation,

The wearable camera 20 acts as a client to directly transmit image information and audio information to the image distribution server so that the image can be reported to the control center in cooperation with the conventional image distribution server without being dependent on the mobile platform Respectively.

For reference, the camera module 21 of the wearable camera includes an image sensor, captures the surrounding scene, and acquires image information. At this time, the camera module is installed inside the main body, and a cooking port is provided around the lens to move the lens of the camera module in the left-right direction or the up-down direction to adjust the viewing direction of the camera. In addition, the cable of the camera module may be connected to one side of the main body in a separated state according to the embodiment. In this case, a device such as a clip or a clip is formed on the camera module, so that the camera module may be installed at a position different from the main body.

Further, the microphone 25 secures the analog voice information while the diaphragm moves by the sound received from the outside. The microphone may be of various types such as a dynamic type, a condensed type, and a tube type. In addition, the microphone may be installed around the mouth to protrude from the main body according to the embodiment, or may be detachably installed around the mouth.

In the present invention, a connector is formed on one side of the case, and a cable connected to the connector is connected to the mobile to receive the set route information. , And the Bluetooth module is built in the inside, so that the mobile can establish wireless connection with mobile and low power within a distance of 10 meters and receive the route information set by the mobile. At this time, the connection unit stores the received route information in a memory, and the stream control module loads the set route information and supports connection with the designated relay device.

According to the embodiment, the connection unit 23 forms a button, a screen, or a touch screen on one side of the case to direct the relay device installed in the vicinity of the case to scan the relay device. At this time, And may be connected to a designated video distribution server.

In addition, the Wi-Fi module 24 is connected to a specific relay device designated by the stream control module based on IEEE (Institute of Electrical and Electronics Engineers) 802.11b / g / n or IEEE 802.16e standard, And is connected to the image distribution server through the network. In addition, the Wi-Fi module generates streaming data based on the video information and audio information secured by the stream control module through the microphone and the camera module, and transmits the streaming data to the image distribution server in real time.

Also, the encoder 26 can encode analog data into digital data by compressing the voice data provided from a microphone. The encoder may also provide the encoded audio information to the stream control module. In addition, the encoder 26 may encode analog data into digital data by compressing the image information provided from the camera module. At this time, the encoder can provide the encoded image information to the stream control module.

When the stream control module 27 is connected to the mobile, the stream control module 27 requests the mobile to transmit the route information, and when receiving the route information from the mobile, the stream control module 27 stores it in the memory. At this time, the stream control module controls the Wi-Fi module on the basis of the path information to attempt connection with a specified relay device among the at least one relay device installed in the vicinity, and when a connection with the relay device is made, Attempt to connect to the image distribution server located.

When the button 28 provided on one side of the wearable camera is pressed and activated, the stream control module instructs to secure voice information and video information through the microphone and the camera module. At this time, The audio information is generated as one stream data in accordance with the reference time. At this time, the generated stream data is transmitted to the session-linked image distribution server so that the terminals of the control center can check in real time.

In addition, the stream control module 27 tries to reconnect when the connection with the relay device is broken according to the embodiment. At this time, if the stream control module scans the relay device installed in the vicinity and confirms that there is no designated relay device, the operator recognizes the emergency state as being out of the reception range of the designated relay device. The stream control module may load the route information and transmit the photographed image information while being connected to the image distribution server through the mobile of the operator who has registered the hot spot.

FIGS. 4 and 5 illustrate a process in which a mobile-based wearable camera transmits stream data to an image distribution server according to an embodiment of the present invention.

Referring to this, the mobile and the wearable camera are connected to each other via wired / wireless connection.

When the mobile is connected to the wearable camera, the mobile reads the information of the wearable camera to grasp the setting status and sets information (SSI, MAC address, password, etc.) for WiFi connection with a specific relay device Complete.

In addition, the mobile may enter URL information or IP information of an image distribution server installed outside through the relay device to complete the setting of the route information,

And transmits it to the wearable camera. At this time, the mobile may complete the transmission of the route information and terminate the wired / wireless connection automatically.

The wearable camera connects to a specified relay device based on the received route information.

The wearable camera allocates resources for stream transmission based on the set path information and initiates a session connection with the image distribution server.

When the wearable camera acquires image information and audio information, the recorded data is transmitted to the image distribution server in real time according to the RTSP / RTP protocol.

The image distribution server performs real-time image service based on the MAC address of the wearable camera.

Then, the wearable camera stops the stream transmission by pressing the end button and terminates the session connection.

Then, if the worker in the field needs to report back to the control center, the user attempts to establish a session with the image distribution server through the specified relay device by pressing the start button of the wearable camera.

At this time, the wearable camera starts shooting again and transmits the recorded image information and audio information to the image distribution server in real time according to the RTSP / RTP protocol, and the image distribution server reports to the control center.

When the work is completed in the field, the end button of the wearable camera is pressed to stop the stream transmission and the session connection is terminated.

Accordingly, it is unnecessary for the present invention to unnecessarily overlap with the mobile while transmitting the image information and the voice information captured by the wearable camera to the image distribution server in real time (when the environment setting is performed once for the first time, It can be easily used because it does not depend on the mobile platform. It can be used at a low cost. It can be used with the conventional NVR or streaming server, In real time.

FIG. 6 is a flowchart illustrating a process of transmitting stream data again when a wearable camera is suddenly disconnected according to an embodiment of the present invention while being handed over.

When the wearable camera is disconnected when the mobile sets path information, the present invention also transmits hotspot information of the mobile to be connected in an emergency.

If the wearable camera is disconnected from the image distribution server, the wearable camera scans the relay device installed in the vicinity of the wearable camera and attempts reconnection.

At this time, if it is confirmed that there is no designated relay device, the wearable camera recognizes the worker as an emergency situation after getting out of the reception range of the designated relay device.

The wearable camera loads path information, loads mobile information of a corresponding worker registered as a hot spot, attempts connection with an image distribution server,

When the wearable camera is connected to the video distribution server, the captured video stream is transmitted.

Accordingly, the present invention is connected to a relay device having a wearable camera set by receiving the path information set by the mobile, and the relay device is connected to the image distribution server, and the wearable camera corresponding to the client transmits the image to the image distribution server in real time And the control center can monitor the situation on the spot.

10: Mobile 20: Wearable camera
21: Camera module
23: connection 24: WiFi module
25: microphone 26: encoder
27: Stream control module 28: Button
30: Relay device 40: Video distribution server
50: Terminal of control center

Claims (5)

A connection unit for receiving route information set by the wearable camera connected to the mobile by wire or wireless for monitoring the surrounding scene, a WiFi module wirelessly connected to the specific relay device based on the received route information, An encoder for encoding the analog image information and the audio information secured through the camera module and the microphone, and an encoder for encoding the analog image information and the audio information based on the path information acquired through the connection unit. A wearable camera including a session control unit for performing a session connection with a video distribution server via a designated relay apparatus, and a stream control module for streaming video information and audio information encoded according to an RTSP / RTP protocol to a session distribution video distribution server;
A mobile connected to the wearable camera;
An image distributing server of a control center for remotely controlling the wearable camera to receive image information and audio information streamed;
In a state where a system capable of monitoring the situation on the site is built up,
Wirelessly connecting the mobile and the wearable camera;
Setting path information of the wearable camera and the image distribution server connected / wirelessly with the mobile station;
Transmitting the path information set by the mobile to the wearable camera;
When the wearable camera completes the reception of the route information, the connection with the mobile is disconnected, and session connection is established with the image distribution server through the designated relay device according to the set route information;
Streaming video information and audio information shot by the wearable camera according to the RTSP / RTP protocol to an image distribution server;
The wearable camera stops the connection with the image distribution server and terminates the connection,
The mobile-based wearable camera is a client and is not dependent on the mobile platform, and selectively transmits the video and audio information of the scene in real time to the image distribution server of the control center when necessary without unnecessary action. A method of transmitting information of a wearable camera. The method according to claim 1,
When the wearable camera is disconnected from the relay device, scanning the relay device installed in the vicinity of the wearable camera;
When the wearable camera recognizes that there is no designated relay device, recognizing the wearer's camera as an emergency situation outside the reception range of the specified relay device,
The wearable camera loading the stored path information and connecting to a mobile of a registered operator of the hot spot,
Wherein the mobile comprises a session connection with an image distribution server,
The wearable camera stream-transmits the photographed image information and voice information to the image distribution server
The method of claim 1, further comprising: 3. The method according to claim 1 or 2,
When the start button of the wearable camera is pressed again, session connection is established again with the image distribution server via a designated specific relay device,
Transmitting the video information and audio information recorded by the wearable camera to an image distribution server in real time according to the RTSP / RTP protocol;
The wearable camera presses the end button to stop the stream transmission, and terminates the session connection
The wearable camera according to claim 1, wherein the wearable camera is attached to the wearable camera.

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KR1020150159917A 2015-11-13 2015-11-13 Wearalbe Carmear KR101771046B1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020032371A1 (en) * 2018-08-09 2020-02-13 링크플로우 주식회사 Image sharing method and device
KR102101382B1 (en) * 2018-08-09 2020-04-22 링크플로우 주식회사 Method and apparatus for sharing image

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002236632A (en) * 2001-02-13 2002-08-23 Clarion Co Ltd Information communication system, information terminal, server, method for connection to the internet, and method of distributing advertisement
JP2006173776A (en) 2004-12-13 2006-06-29 Mitsubishi Electric Corp Mobile communication system, mobile, and mobile router

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002236632A (en) * 2001-02-13 2002-08-23 Clarion Co Ltd Information communication system, information terminal, server, method for connection to the internet, and method of distributing advertisement
JP2006173776A (en) 2004-12-13 2006-06-29 Mitsubishi Electric Corp Mobile communication system, mobile, and mobile router

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