KR100739839B1 - A long-distance monitoring apparatus for enhancing protection of privacy - Google Patents

Abstract

A remote monitoring device in which privacy protection is reinforced and a remote monitoring method therefor are provided to concentratively monitor a place only in an emergency and reinforce the privacy protection of the monitored place. A signal compressing unit and a storing unit(38) compress and store an image signal and a voice signal. An encryption processing unit(40) encrypts the image signal. A transmitting unit(44) does not normally transmit the encrypted image signal and the voice signal. The transmitting unit(44) selectively transmits the encrypted image signal and the voice signal to a connection unit(50) only when an emergency signal is received.

Description

Long-distance monitoring apparatus for enhancing protection of privacy}

1 is a block diagram showing an embodiment of a remote monitoring apparatus of the present invention;

2 is a flowchart illustrating an embodiment of a remote monitoring method of the present invention.

The present invention relates to a remote monitoring device and a monitoring method, and more particularly, to a remote monitoring device and a monitoring method with enhanced personal privacy protection.

In general, a remote monitoring device and a monitoring method are installed in a camera to be audited and transmitted to a connection unit having a monitor by using a wired communication means such as a cable, a telephone line or a LAN cable, and the monitor sends the received image to the monitor. Watch and record time or time.

However, such a monitoring device and a monitoring method of the prior art, since the video recorded in the bank, convenience store, alleys, other places to be monitored is always transmitted to the access unit through the communication means, regardless of the usual and emergency, the watcher always monitors Although the location can be identified, it has been pointed out that the privacy protection is insufficient because the monitoring place is monitored and recorded 24 hours a day. In addition, if the video is open to anyone in the connection unit, and it is difficult to protect the privacy of the individual if the location where the connection unit is installed is not thoroughly made. In addition, it is difficult to grasp the exact situation of the monitoring site because it is not possible to hear the voice, and it is difficult to recognize the situation quickly when an emergency situation occurs because it is difficult to always monitor the video monitor carefully.

In order to solve the problems of the conventional monitoring apparatus and the monitoring method, the Korean Utility Model Registration No. 370184 discloses a security device capable of bidirectional communication. The disclosed security device has an advantage that the emergency button and the microphone can be installed to hear the alarm and sound reminding that the emergency situation and can communicate with each other. However, since the video taken at the monitoring site is always transmitted to the monitor at all times, anyone can access the video from the access unit receiving the video and audio, and still there is a lack of personal privacy protection.

An object of the present invention for solving the problems of the prior art described above is to provide a remote monitoring apparatus and monitoring method that can be intensively monitored only in an emergency, and enhanced privacy protection of the monitored place.

The remote monitoring method disclosed in order to solve the object of the present invention, the camera is installed in the place to be monitored to shoot the image, the microphone to amplify the voice, the emergency button to sound the alarm to the monitor to tell the emergency, and A transmission unit for transmitting the video signal, the audio signal and the emergency signal generated from the camera, the microphone and the emergency button through a wireless communication means, and a connection unit for receiving the transmitted video signal, the audio signal and the emergency signal; A monitoring apparatus, comprising: a signal compression unit and a storage unit for compressing and storing the video signal and the audio signal; And an encryption processing unit for encrypting the video signal, wherein the encryption processing unit encrypts the video signal, and the transmission unit does not normally transmit the encrypted video signal and the audio signal. Only when input is selectively characterized in that the transmission to the connection unit.

In addition, the remote monitoring method disclosed to solve the object of the present invention, (a) receiving the image taken by the camera and the micro amplified voice; (b) converting and compressing the video and audio signals to digital; (c) encrypting the video signal; (d) remotely transmitting the encrypted video signal, the audio signal and the emergency signal when an emergency signal generated from an emergency button is input; (e) receiving the transmitted video signal, the audio signal and the emergency signal; and (f) decoding the received video signal.

Hereinafter, a remote monitoring apparatus and a remote monitoring method according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram showing an embodiment of a remote monitoring apparatus of the present invention. Referring to FIG. 1, the remote monitoring apparatus according to the present embodiment includes a monitoring unit 11, a storage and transmission unit 30, and a connection unit 50.

The monitoring unit 11 refers to a unit for monitoring a site to be monitored (hereinafter, referred to as an “market office”), and includes first to fourth cameras 12, 14, 16, and 17 and first to fourth microphones 18. , 20, 22, 23, and the first to fourth emergency buttons (24, 26, 28, 29). The first to fourth cameras 12, 14, 16, and 17 may capture an image of a monitoring location, and may install an infrared or ultra low light camera. For example, in the case of a convenience store, the first camera 12 is installed outside the convenience store, the second camera 14 is installed upward from the convenience store entrance, that is, the center of the door, and the third camera 16 is installed at the counter. It installs on a desk and the 4th camera 17 is installed in the position which can take the whole convenience store. The first to fourth microphones 18, 20, 22, and 23 are also installed at the same positions as the positions of the first to fourth cameras 12, 14, 16, and 17 so that the audio is amplified together with the image and stored and transmitted. To be input to (30). The first to fourth emergency buttons 24, 26, 28 and 29 can be installed at various positions. In particular, a wireless emergency button can be used. For example, the first emergency button 24 is worn in the pocket or hand of a convenience store staff, the second emergency button 26 is in a position where the clerk can step on, and the third and fourth emergency buttons take out money. Can be installed inside the safe to be pressed. Therefore, the video and audio of the monitoring location is taken in real time and input to the storage and transmission unit described later, the emergency button can be conveniently pressed in an emergency. In this embodiment, for example, the monitoring unit of the convenience store is composed of four cameras, four microphones, four emergency buttons, the number of cameras, microphones and emergency buttons is not limited. For example, when installed in an alley, a large number of cameras, microphones, and emergency buttons can be installed at locations such as power poles, and even if the monitoring place is indoors such as convenience stores and banks, various numbers may be varied depending on the size of the monitoring place. Can be installed.

The storage and transmission unit 30 refers to a unit that receives information output from the monitoring unit 11, processes a signal, and stores or transmits a signal, and includes an image input unit 31, an audio input unit 32, and an emergency signal input unit ( 34, an emergency signal processing section 42, a signal compression section 36, a storage section 38, an encryption processing section 40, and a transmission section 44. The image input unit 31 captures images captured by the first to fourth cameras 12, 14, 16, and 17, and the audio input unit 32 uses the first to fourth microphones 18, 20, 22, and 23. For the amplified voice, the emergency signal input unit 34 receives emergency signals generated from the first to fourth emergency buttons 24, 26, 28 and 29. The emergency signal processor 42 determines and detects whether an emergency signal is input. That is, when an emergency signal is input, it is immediately output to the transmission unit 44 and the signal compression unit 36. Then, the signal compression unit 36 converts the input video and audio signals into digital signals, compresses them, and outputs the video and audio video output from the storage unit 38 to the encryption processing unit 40, and the encryption processing unit 40. ) Encrypts only the image and outputs it to the transmission unit 44. When the emergency signal input is not detected, the signal compression unit 36 converts the input video and audio signals into digital signals, compresses them, outputs them to the storage unit 38, and the storage unit 38 stores them in real time. do. The encryption processing unit 40 encrypts an image when an emergency signal is input. That is, in order to display the image received from the connection unit 50, the image is encrypted so that a password can be viewed. The transmitter 44 transmits an encrypted video signal, an audio signal, and an emergency signal through the Internet 46, which is a wireless communication means, when an emergency signal is detected.

The connection unit 50 refers to a unit that receives and outputs a video signal, an audio signal, and an emergency signal transmitted through the Internet 46, and includes a receiver 52, a decryption unit 54, and an output unit 56. And storage 58. The receiver 52 receives the video signal, the audio signal and the emergency signal transmitted by accessing the Internet 46, and the decryption unit 54 decrypts the received image and spreads it on the output unit 56. In the case of the voice signal and the emergency signal, the voice and emergency signals are output directly from the receiver to the output unit. The storage unit 58 automatically stores the received image and audio. As an example of the decryption unit 54, a hardware authentication key may be used. In addition, in the present embodiment, the voice is transmitted without undergoing an encryption process, but the voice may also be encrypted like an image. In addition, although one connection unit 50 is provided in the present embodiment, it may be configured with a plurality of connection units according to the number of places to be monitored.

Hereinafter, an embodiment of the remote monitoring method of the present invention will be described in detail with reference to the operation relationship of the remote monitoring apparatus described above with reference to FIGS. 1 and 2.

Referring to FIG. 2, the first and fourth cameras 12, 14, 16, and 17 and the first to fourth microphones 18, 20, 22, and 23 capture and amplify video and audio (S1). . The amplified image is input to the storage and transmission unit 30 through the image input unit 31 and the audio input unit 32 (S2). When the video and audio are input, the signal compression unit 36 digitally converts and compresses the input video and audio (S3). Then, the emergency signal processor determines whether the emergency signal is detected (S4). That is, when a signal is generated from any one of the first to fourth emergency buttons 24, 26, 28, and 29 of the monitoring unit 11, the emergency signal is transmitted through the emergency signal input unit 34 to the emergency signal processing unit 42. Is detected). When the emergency signal is detected, the emergency signal processor 42 outputs it to the signal compression unit 36 and the transmission unit 44, and the signal compression unit 36 encrypts the compressed video signal output to the storage unit 38. Output to the processing unit 40, the encryption processing unit 40 encrypts the video signal (S6), and transmits the audio signal, the encrypted video signal and the emergency signal together in the transmission unit (44) (S7). If the emergency signal is not detected, the compressed video and audio signals are stored in the storage 38 (S5). The transmitted video signal, audio signal and emergency signal are received by the receiver 52 of the connection unit 50 (S8). When the user inputs the hardware authentication key, the received video signal is decrypted by the decryption unit 54 (S12) and then output to the output unit 56 (S13), and the audio signal and the emergency signal are directly output unit 56. ) Is output (S10, S11). Here, the output unit 56 means a video, audio output device for outputting video, audio and emergency signal (alarm). In addition, the voice and video received by the receiver 52 are automatically stored in the real-time storage unit 58 (S9).

As described above, according to an embodiment of the present invention, the disclosed remote monitoring device and remote monitoring method, the video and audio of the monitoring place in real time compression storage, and in case of emergency to monitor the alarm by ringing the emergency button In addition to the efficiency of the image, the image is encrypted and transmitted, and only an emergency signal is transmitted to the connection unit only in the case of an emergency signal is input privacy is enhanced than the conventional technology always transmitted always.

In addition, since the storage and transmission unit and the connection unit are not always connected and are selectively connected only in an emergency, the system is less likely to operate unstable due to long-term connection.

In addition, it is possible to solve the problems of the prior art, which is inefficient operation and difficult to recognize the emergency situation by monitoring at ordinary times, alarms in an emergency, and video and audio are automatically transmitted only in an emergency, so that monitoring is efficient and immediate response in an emergency is possible.

 While the invention has been shown and described in connection with preferred embodiments for illustrating the principles of the invention, the invention is not limited to the construction and operation as shown and described. That is, those skilled in the art will appreciate that many changes and modifications can be made to the present invention without departing from the spirit and scope of the appended claims. Accordingly, all such suitable changes, modifications, and equivalents should be considered to be within the scope of the present invention.

Claims (2)

 The camera is installed in the place to be monitored to take images, the microphone to amplify the voice, the emergency button to alert the monitor to alert the emergency, the video signal, the audio signal generated from the camera, microphone and emergency button And a transmission unit for transmitting an emergency signal through a wireless communication means, and a connection unit for receiving the transmitted video signal, audio signal, and emergency signal.   A signal compressor and a storage unit for compressing and storing the video signal and the audio signal; And, Further comprising: an encryption processing unit for encrypting the video signal, The encryption processing unit encrypts the video signal, and the transmitter does not normally transmit the encrypted video signal and the audio signal, and selectively transmits to the access unit only when the emergency signal is input. Surveillance device. (a) receiving an image captured by a camera and a micro amplified voice; (b) converting and compressing the video and audio signals to digital; (c) encrypting the video signal; (d) remotely transmitting the encrypted video signal, the audio signal and the emergency signal when an emergency signal generated from an emergency button is input; (e) receiving the transmitted video signal, the audio signal and the emergency signal; (f) decoding the received video signal; and remote monitoring method comprising a.

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