KR100697811B1 - Image storing system for recording and facility searching and recording of information about multichannel visitor and method thereof - Google Patents

Abstract

A video signal multiplexing unit for processing time-division multiplexed video data of a visitor from a plurality of common entrance terminals; A text signal generation unit for processing the visit destination information signal for the visitor from the common entrance terminal corresponding to the video signal into text data; An image / character signal synthesizing unit configured to synthesize the time division multiplexed image data and the character data; And a visitor information storage unit configured to store the image data and the text data synthesized by the image / text signal synthesizing unit.

Visitor, Apartment, Unmanned Security System, Common Terminal, Video, Time Division, Text, OSD,

Description

Image storage system for recording and facility searching and recording of information about multichannel visitor and method

1 is a block diagram schematically showing a configuration of an image storage system that is easy to record and retrieve multiple visitor information according to an exemplary embodiment of the present invention;

FIG. 2 is a block diagram illustrating an operation of an image storage system that is easy to record and retrieve multiple visitor information of FIG. 1; FIG.

3 is a block diagram illustrating an operation of an image signal multiplexer in the image storage system of FIG. 1;

4 is a timing diagram of an image signal according to an operation of the image signal multiplexer of FIG. 3;

5 is a block diagram illustrating an operation of a text signal generation unit in the image storage system of FIG. 1; And

FIG. 6 is a control flowchart illustrating an image storing method for easily recording and retrieving multiple visitor information according to an exemplary embodiment of the present invention.

* Explanation of symbols for main parts of the drawings

10: common entrance terminal 20: internal terminal

100: video storage system 110: signal conversion unit

120: image signal multiplexer 130: character signal generator

140: video / text signal synthesis unit 150: video / text signal output unit

160: visitor information storage unit 170: control unit

The present invention relates to an image storage system and a method thereof, and more particularly, to time-division image information of a plurality of visitors transmitted from a common entrance terminal of a multi-family house, and to the entrance information and the location of the visitor to the image information. The present invention relates to an image storage system and a method for easily recording and retrieving multiple visitor information that can sequentially store visitor information together.

In general, as the security security system focusing on unmanned security has been expanded in modern society, the residential culture including apartments has been advanced and secured. Accordingly, the security guard system installs a common entrance terminal such as a master intercom instead of a guard room at the entrance of the apartment house, and embeds a camera therein to continuously store the visitor's video information captured by the camera in a video storage device for a predetermined period of time. have.

However, in the conventional multi-family house management system, the image information of the visitor photographed from the cameras of the common entrance terminals installed at each entrance of the multiple house is simply continuously stored in the plurality of image storage devices corresponding to each of the plurality of common entrance terminals. This required a large storage space.

In addition, if the user wants to find the access route of the visitor due to the occurrence of the theft event, the visitor information on which generation the visitor visits is not stored except the basic matters such as the storage time when the video signal is stored. There is a problem falling.

Accordingly, an object of the present invention is to time-division and sequentially store image information photographed for a certain time for a plurality of visitors from a plurality of common entrance terminals, and to store multiple visitor information records and search images that can easily save storage space. It is to provide a system and a method thereof.

In addition, another object of the present invention is a multi-visitor information record and easy to search image storage system that can be easily searched by storing the visitor's visits and the like corresponding to the video information with the text information with respect to the video information; To provide a way.

According to an aspect of the present invention, there is provided an image storage system of a security guard system, comprising: an image signal multiplexing unit for processing video signals for visitors from a plurality of common entrance terminals into time division multiplexed image data; A text signal generation unit for processing the visit destination information signal for the visitor from the common entrance terminal corresponding to the video signal into text data; An image / character signal synthesizing unit configured to synthesize the time division multiplexed image data and the character data; And a visitor information storage unit configured to store the image data and the text data synthesized by the image / text signal synthesizing unit.

The video signal multiplexing unit may further include a multiplexer for temporally dividing the video signal; A selection signal generator for generating a signal for controlling a selection operation on the video signal of the multiplexer; And a phase information generator for generating phase information corresponding to the selection signal output from the selection signal generator and transmitting the phase information to the multiplexer.

The text signal generation unit may further include reading means for reading key input data of the visit destination information signal; Storage means for storing text data corresponding to each visit destination information signal in advance; And a text signal generating means (OSD) for reading text data of the storage means corresponding to the reading result of the reading means and generating a text signal corresponding thereto.

In addition, the video signal is preferably taken by the visitor for a predetermined time by the camera inside the common entrance terminal.

In addition, the plurality of video data may be time division multiplexed according to phase information allocated to each of the plurality of video signals.

In addition, the text data preferably includes the location and time of the common entrance terminal where the video signal is photographed, and the lake of the place of residence for the visitor.

On the other hand, according to the present invention, there is provided an image storage method of a security guard system, comprising: an image signal multiplexing unit for processing video signals for visitors from a plurality of common entrance terminals into time division multiplexed image data; A text signal generation unit for processing the visit destination information signal for the visitor from the common entrance terminal into text data so as to correspond to the video signal; An image / text signal synthesis unit for capturing the time-division multiplexed image data and the text data to generate video / text data for a visitor; And a visitor information storage unit configured to sequentially store the image / text data, wherein a first call signal generated by the visitor is generated from the plurality of common entrance terminals; A second step of time division multiplexing the image data by the image signal multiplexer; A third step of generating text data corresponding to the video data by the text signal generator; And a fourth step of synthesizing and outputting and storing the image data and the text data by the image / text signal synthesizing unit.

The method may further include a fifth step of reading the stored image data using the stored text data as a search word.

Hereinafter, with reference to the accompanying drawings will be described in detail the configuration and effect of the preferred embodiment of the present invention.

In the following description of the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, a detailed description thereof will be omitted.

1 is a block diagram schematically showing the configuration of an image storage system that is easy to record and search for multi-visitor information according to a preferred embodiment of the present invention, and FIG. This is a block diagram showing the operation of the storage system.

As shown in Figures 1 and 2, the multi-visitor information recording and retrieval system 100 easy to record according to a preferred embodiment of the present invention, a plurality of common entrance terminal 10 and a plurality of internal terminals ( 20, a signal conversion unit 110 for receiving video signals and a visitor information signal for a plurality of visitors from the plurality of common entrance terminals 10, and time division multiplexing the video signals for the plurality of visitors. A video signal multiplexer 120 for processing image data, a text signal generation unit 130 for processing visit destination information signals for the plurality of visitors into text data, and the time division multiplexed video data and the video data. Image / text signal synthesizing unit 140 for generating the image / text data of the visitor by capturing the corresponding text data, and for displaying the image / text data. Image / text signal output unit 150, visitor information storage unit 160 for storing the image / text data and the signal converter 110, image signal multiplexer 120, text signal generator 130 The control unit 170 is electrically connected to each of the image / text signal synthesizing unit 140, the image / text signal output unit 150, and the visitor information storage unit 160.

Here, the plurality of common entrance terminal 10 is a master interphone installed in the entrance or underground parking lot entrance of the apartment house, such as apartments or officetels, etc., the input unit consisting of a button or a touch screen for generating a call signal by the visitor, A photographing unit which generates a video signal for a visitor by photographing the face of the visitor for a predetermined time when the visitor information signal is generated, and calls the terminal of the visitor corresponding to the visitor information signal when the visitor information signal is generated. It is preferable to include a voice unit and a control unit for controlling the respective components.

Here, the call signal is a visit destination information signal (for example, input button key signal corresponding to 101-301 if the visit destination is 101 101 301 apartment) that the visitor is to be visited generated by the input unit and the photographing unit It includes a video signal for the visitor generated by.

In addition, the plurality of internal terminals 20 are interphones installed for each household of the multi-family house, and are connected to the external external terminal 21 such as the common entrance terminal 10 and the door phone installed in the front door. It is preferable to include a component for responding to the call signal generated from the door terminal (10).

As shown in FIGS. 1 and 2, the signal converter 110 receives a video signal of a visitor from among call signals of the common entrance terminal 10 and converts the video signal into a digital video signal (see FIG. 3). ), The receiver 112 (refer to FIG. 5) which receives the landing information signal for the visitor among the call signals of the common entrance terminal 10 and the common entrance terminal 10 and the internal terminal 20 corresponding to the landing information signal. A switch (not shown) to enable communication.

3 is a block diagram illustrating an operation of an image signal multiplexer in the image storage system of FIG. 1, and FIG. 4 is a timing diagram of an image signal according to an operation of the image signal multiplexer of FIG. 3.

The video signal multiplexer 120 corresponds to a plurality of video signals corresponding to a plurality of visitors of the plurality of common entrance terminals 10 from the decoder 111 of the signal converter 110 according to a control signal of the controller 170. When the digital video signal is transmitted, the select signal generator 121 and the multiplexer 122 generate phase information allocated to each of the plurality of video signals and time-division multiplex the multiple video signals. And a phase information generator 123, a demultiplexer 124, a counter 125 and a register 126.

Here, the control signal includes time-division multiplexing of the digital video signal, and includes array information of a plurality of digital video signals applied and delay information of each of the plurality of digital video signals, and phase information of each digital video signal. Is preferably set in advance based on the delay information.

The selection signal generator 121 generates a selection signal for controlling the selection operation of the multiplexer 122 according to the control signal of the controller 170. For example, when the selection signals S0 and S1 are generated as "00", the multiplexer 122 selects and outputs the digital image signal A, and when the selection signals S0 and S1 are generated as "01", the multiplexer 122 is digital image. The signal B is selected and output, and when the selection signals S0 and S1 are generated as "10", the multiplexer 122 selects and outputs the digital video signal C. Accordingly, the state change of the selection signal provided to the multiplexer 122 is based on delay information allocated to each digital video signal, and the time point at which the selection signals S0 and S1 are converted from "00" to "01" is the digital video signal B. This is due to the delay information assigned to. Here, in the embodiment of the present invention, the selection signal is generated as 2 bits by limiting the digital video signal to three, but the selection signal is preferably changed to correspond to the number of video signals to be subjected to time division multiplexing.

The multiplexer 122 shows digital image signals A, B, and C transmitted from the first to third decoders 111a to 111c of the signal conversion unit 110 according to the selection signal of the selection signal generator 121. As shown in the drawing, the digital video signals are divided in the order of A0, B0, C0, A1, B1, C1, A2, B2, C2, ..., An, Bn, and Cn.

The phase information generator 123 generates phase information allocated to each digital video signal according to the selection signals S0 and S1 output from the selection signal generator 121. For example, when the phase information of the digital image signals A, B, and C is stored in advance, and the selection signals S0 and S1 are applied as "00," the first decoder 111a of the signal converter 110 may be used. Generates phase information Ph1 assigned to the digital video signal A, and when the selection signals S0 and S1 are applied as "01", the phase information Ph1 is assigned to the digital video signal B of the second decoder 111b of the signal conversion unit 110. Generated phase information Ph2, and when the selection signals S0 and S1 are applied to " 10 ", the phase information Ph3 assigned to the digital video signal C of the third decoder 111c of the signal conversion unit 110 is generated. ) Will occur. Here, when delay information for delaying the camouflage information set in the phase information generator 123 is set, the phase information of the first to third decoders 111a to 111c is changed by the preset delay information. do. For example, the delay information is set to "1", the phase information for the digital video signal A set in the phase information generator 123 is 0, the phase information for the digital video signal B is 5, and the digital video signal C is When the phase information for is set to 10, the phase information Ph1 outputted from the phase information generator 123 is outputted as 1, Ph2 as 6, and Ph3 as 11 respectively.

The demultiplexer 124 transmits " 1 " set at the input terminal to the counter 125 in accordance with the selection signals S0 and S1. That is, when the selection signals S0 and S1 are "00", the multiplexing signal is transmitted to the first counter 125a to transmit "1". Accordingly, the first counter 125a performs a count in synchronization with a clock signal applied to the clock terminal, and each time the first counter 125a is counted by one, the first counter 125a compares with a value provided from the first register 126a. As a result of the comparison, if the value supplied from the first register 126a is the same as the counted value, the first counter 125a outputs the time division multiplexed video signal in an active state.

Here, the second counter 125b and the third counter 125c operate in the same manner as the first counter 125a, and the second counter 125b performs a count when the selection signals S0 and S1 are generated as "01". The third counter 125c performs a count when the selection signals S0 and S1 are generated as "10". In addition, the delay information stored in the second register 126b is for the digital video signal B, and the delay information stored in the third register 126c is for the digital video signal C.

5 is a block diagram illustrating an operation of a text signal generation unit in the image storage system of FIG. 1.

The text signal generation unit 130, when a plurality of digital image signals corresponding to the visit destination information signal for a plurality of visitors of the plurality of common entrance terminal 10 from the receiver 112 of the signal conversion unit 110 is transmitted According to the control signal of the control unit 170 for generating and outputting a text signal corresponding to each of the visited destination information signal, to read the key input data of the visited destination information signal generated from the input unit of the common entrance terminal 10 Reading means 131, storage means 132 in which text data corresponding to each of the visit destination information signals are stored in advance, and text data of storage means 132 corresponding to the reading result of reading means 131 is read out and correspondingly. And text signal generating means (OSD) 133 for generating a text signal.

Here, the control signal may include arrangement information and synchronization information for a plurality of digital video signals applied to the video signal multiplexer 120 when a text signal is generated in the visitor information.

 Accordingly, the text signal generation unit 130 may characterize the text data of the destination information signal of the signal conversion unit 110 so as to correspond to each of the plurality of time-division multiplexed digital video signals of the image signal multiplexer 120 based on the control signal. Read a to generate a text signal.

The image / text signal synthesizing unit 140 corresponds to the time division multiplexed video signal output from the counter 125 of the image signal multiplexer 120 and the time division multiplexed video signal output from the text signal generating means 140. By synthesizing the text signal, an image / text signal for representing information (time, place, visit place, etc.) of the visitor is output to the image / text signal output unit 150, and output to the image / text signal output unit 150. The output image / text signal is stored by the visitor information storage unit 160.

FIG. 6 is a control flowchart illustrating an image storing method for easily recording and retrieving multiple visitor information according to an exemplary embodiment of the present invention.

Hereinafter, a description will be given of a multi-visitor information recording and easy image storage method according to a preferred embodiment of the present invention.

First, as shown in FIG. 6, the input unit of any one of the plurality of common entrance terminals 10 installed by the visitor at the entrance of the apartment house, for example, the apartment entrance or the apartment entrance of the underground parking lot. When the call signal is generated from the image capturing unit of the common entrance terminal 10 for a predetermined time to shoot the video signal of the visitor and the internal terminal 20 of the visited generation by the signal conversion unit 110 of the image storage system 100 In step 200, the video signal and the call signal that is the visit destination information signal are transmitted.

In other words, when a call signal corresponding to 101-301 is generated from the common entrance terminal 10a installed in the underground parking lot of the apartment by the visitor, the call signal is transmitted by the signal conversion unit 110 of the image storage system 100. It is transmitted to the internal terminal 20 of 101-301, and the head of household 101-301 confirms the video signal and then permits visitors to enter and exit.

Then, when the call signal is transmitted to the signal conversion unit 110 of the image storage system 100, the control unit 170 determines whether the call signal is a plurality (step 210).

That is, a plurality of call signals generated by a plurality of visitors, for example, call signals corresponding to 101-301 generated from the common entrance terminal 10a of the underground parking lot of the apartment and the 201 common entrance terminal 10b of the apartment It is determined whether the call signals corresponding to the 201 405 call generated from the same time are input at the same time.

Subsequently, when a plurality of call signals are generated in step 210, the video signal multiplexer 120 may output a plurality of digital video signals among the plurality of call signals of the signal converter 110 by a control signal of the controller 170. In operation 220, the time division multiplexed video signal is processed.

That is, the video signal for the visitor of the common entrance terminal 10a installed in the underground parking lot of the apartment and the video signal for the visitor of the common entrance terminal 10n installed in building 201 are based on the phase information allocated to each of the video signals. The video signals are sequentially time division multiplexed.

Thereafter, the text signal generation unit 130 generates the text signal corresponding to the visit destination information signal among the call signals of the signal conversion unit 110 by the control signal of the control unit 170 (step 230).

For example, in 2004, the video signal for the visitor of the common entrance terminal 10a installed in the underground parking lot of the apartment coincides with the video signal for the visitor of the common entrance terminal 10b installed in the 201 building. Reading character data such as August 3 / 12:30 pm / Underground parking lot terminal / 101 building 301 and August 3, 2004/12: 31 pm / 201 building terminal / 201 building 405 To generate a text signal.

Subsequently, the image / text signal synthesizing unit 140 controls the time division multiplexed image signal of the image signal multiplexer 120 and the text signal generation means 130 corresponding to the time division multiplexed image signal under the control of the controller 170. By synthesizing the text signal of the video / text signal for the visitor to output the video / text signal output unit 150, the video / text signal output to the video / text signal output unit 150 is visitor information storage unit To be stored by 160.

On the other hand, if a plurality of call signals do not occur in step 210, the control unit 170 proceeds to step 230.

Therefore, when a call signal is generated by a visitor to a common entrance terminal of a multi-family house such as an apartment, a video signal for the visitor and a text signal for the visitor information signal corresponding to the video signal are synthesized and stored, thereby theft. When the visitor wants to find an access route due to an occurrence of an event, it is easy to know when and where and which generation the visitor visits.

In addition, since the image information photographed for a predetermined time to a plurality of visitors from a plurality of common entrance terminals is time-division multiplexed and sequentially stored, a plurality of storage means corresponding to the cameras of the plurality of common entrance terminals is required as in the related art. You can save storage space.

In the above-described invention, specific embodiments have been described, but various modifications may be made without departing from the scope of the invention. Therefore, the scope of the invention should not be defined by the described embodiments, but should be defined by the claims and their equivalents.

As described above, according to the present invention, by time-division multiplexing the image information photographed for a predetermined time for a plurality of visitors and sequentially storing character information corresponding to the image information, it is not necessary to continuously photograph the image information. Since the storage space can be saved, visitor information on the access route and the like can be easily known to the plurality of visitors during the search.

Claims (8)

A video signal multiplexer for processing time-division multiplexed video data of a visitor from a plurality of common entrance terminals, and processing a visitor information signal of a visitor from a common entrance terminal corresponding to the video signal as text data. A visitor for storing the video data and the text data synthesized by the text signal generation unit, the video / text signal synthesis unit for synthesizing the text data with the time division multiplexed image data, and the video / text signal synthesis unit In the image storage system comprising an information storage unit, The video signal multiplexer may include: a multiplexer for temporally dividing the video signal; A selection signal generator for generating a signal for controlling a selection operation on the video signal of the multiplexer; And a phase information generator for generating phase information corresponding to the selection signal output from the selection signal generator and transmitting the phase information to the multiplexer. The method of claim 1, wherein the character signal generation unit Reading means for reading key input data of the visit destination information signal; Storage means for storing text data corresponding to each visit destination information signal in advance; And And a text signal generation means (OSD) for reading text data of the storage means corresponding to the reading result of the reading means and generating a text signal corresponding thereto. Storage system. The image storage system of claim 1, wherein the plurality of image data are subjected to time division multiplexing according to phase information allocated to each of the plurality of image signals. [4] The multi-viewer information recording and retrieval image storage of claim 3, wherein the text data includes a location and time of the common entrance terminal where the video signal is captured, and a house number of the visitor to visit. system. Generating a call signal by the visitor from a plurality of common entrance terminals, time division multiplexing the image data, generating character data corresponding to the image data, and synthesizing and outputting the image data and the character data In the image storage method comprising the step of storing, And storing the stored image data by using the stored character data as a search word. delete delete delete

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