WO2014046338A1 - Terminal de gestion d'images cctv et système de gestion d'images cctv - Google Patents

Terminal de gestion d'images cctv et système de gestion d'images cctv Download PDF

Info

Publication number
WO2014046338A1
WO2014046338A1 PCT/KR2012/009395 KR2012009395W WO2014046338A1 WO 2014046338 A1 WO2014046338 A1 WO 2014046338A1 KR 2012009395 W KR2012009395 W KR 2012009395W WO 2014046338 A1 WO2014046338 A1 WO 2014046338A1
Authority
WO
WIPO (PCT)
Prior art keywords
asi
video
cctv
signal
receiving
Prior art date
Application number
PCT/KR2012/009395
Other languages
English (en)
Korean (ko)
Inventor
김태호
홍석진
Original Assignee
(주)디티브이인터랙티브
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)디티브이인터랙티브 filed Critical (주)디티브이인터랙티브
Publication of WO2014046338A1 publication Critical patent/WO2014046338A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording

Definitions

  • the present invention relates to the long-distance transmission of HD-CCTV video, and more particularly, to compress the HD-SDI video of the HD camera and then transmit the DVB-ASI to CCTV images that enable efficient transmission of multi-channel video over a long distance. It is about management terminal and CCTV video management system.
  • the compressed video captured by the HD camera 10 is compressed by H.264 to the video server 20 on the network 12 by TCP / IP via LAN.
  • the video server 20 stores the received compressed video to the DVR 21 and provides a video service according to a request of the client 11.
  • the image quality is transmitted to the DVR 21 without digital video compression of about 1.5 Gb / s without compression.
  • HD-SDI transmission method that provides video was introduced.
  • the HD-SDI method has a transmission distance of about 150m when using a general cable, and a transmission distance of about 200m when using a dedicated cable, an HD-SDI repeater may be used at regular distances to transmit images remotely. ), And additional equipment such as optical transmission converter is required, which limits the remote transmission.
  • additional equipment such as optical transmission converter is required, which limits the remote transmission.
  • the image of each channel must be transmitted on a separate line. When the number of channels increases, the line becomes complicated and the cost increases.
  • the infrastructure equipment can efficiently transmit the video of a plurality of HD cameras over a long distance by the existing coaxial cable, it is possible to remotely transmit the video of multiple HD cameras using one coaxial cable CCTV image management It is to implement a terminal and CCTV video management system.
  • Another object of the present invention is to implement a CCTV video management terminal and CCTV video management system capable of high-quality video storage without being affected by network errors by configuring the most important part for transmitting and storing the video of the HD camera in a long distance. It is.
  • CCTV image management terminal for achieving the above object, at least one image compression means for receiving and compressing the HD-SDI video signal from the camera of any channel to shoot CCTV image; A first mux receiving and outputting the output signals of the respective image compression means; ASI transmission means for transmitting the first mux output to the DVB-ASI.
  • CCTV image management terminal for achieving the above object, at least one image compression means for receiving and compressing the HD-SDI video signal from the HD camera of any channel for photographing CCTV images; At least one ASI receiving unit for receiving a single channel video signal formed by compressing an HD video signal received from another HD channel of another arbitrary channel by DVB-ASI; A first mux receiving and multiplexing both an output signal of each image compression unit and a signal of each ASI receiver; ASI transmission means for transmitting the first mux output to the DVB-ASI.
  • the DVB-ASI is formed after the HD video signal by a plurality of HD cameras are compressed in real time for each corresponding HD camera channel, the compressed video signals are multiplexed
  • An ASI receiver for receiving an image signal;
  • At least one video compression means for receiving the HD-SDI video signal from another HD channel and compressing and outputting the video signal;
  • a first mux receiving and outputting the output signal of the at least one image compression means and the signal of the ASI receiver and multiplexing the output signal;
  • ASI transmission means for transmitting the first mux output to the DVB-ASI.
  • the first mux includes demultiplexing means for demultiplexing the signal received by the ASI receiving unit for each channel, and the first mux includes the demultiplexed image signal for each channel by the demultiplexing means and the image compression means. And multiplexing and outputting a video signal.
  • the video compression means receives the HD-SDI video signal from the HD camera, and compresses and outputs the received HD video signal by H.264.
  • the CCTV video management terminal receives an HD-SDI video signal from an HD camera by a coaxial cable, and the ASI transmission unit transmits a DVB-ASI video signal by a coaxial cable.
  • the CCTV image management terminal Receiving a DVB-ASI video signal transmitted from at least one ASI transmission means, demultiplexing and storing the received video signal for each channel, including a CCTV video management server for providing the stored video service at the client's request It is characterized in that the configuration.
  • the present invention can efficiently transmit the images of multiple HD cameras at a long distance while constructing the infrastructure of the CCTV system by the existing coaxial cable according to the above configuration, and can remotely transmit the images of multiple HD cameras using one coaxial cable. It is possible to transmit.
  • FIG. 1 is a schematic diagram illustrating a conventional IP network type CCTV system.
  • Figure 2 is a schematic diagram illustrating a CCTV system for transmitting CCTV video in a conventional HD-SDI method.
  • Figure 3 is a schematic diagram illustrating the configuration of a preferred embodiment of the CCTV image management system of the embodiment of the present invention.
  • Figure 4 is a schematic diagram illustrating the configuration of a CCTV video management terminal of the first embodiment of the present invention.
  • FIG. 5 is a schematic diagram illustrating a configuration of a CCTV image management terminal according to a second embodiment of the present invention.
  • Figure 6 is a schematic diagram illustrating the configuration of a preferred embodiment of a CCTV video relay terminal of an embodiment of the present invention.
  • FIG. 7 is a schematic diagram illustrating a configuration of a second preferred embodiment of a CCTV video relay terminal of an embodiment of the present invention.
  • ASI relay transmission means
  • the CCTV image management terminal 100 for receiving and compressing HD-SDI image from the HD camera and outputting the DVB-ASI, and a plurality of CCTV image management terminal Receiving the DVB-ASI signal from the (100), the CCTV video relay terminal 200 for multiplexing and outputting, and stores the video signal received from the CCTV video management terminal 100 or the CCTV video relay terminal 200 and the client It includes a CCTV image management server 300 for providing a stored image service at the request of the (301).
  • the HD camera 101 of the present embodiment is a surveillance camera for HD (1920x1080, HD1080p) -class CCTV video recording, and converts and outputs the captured video to HD-SDI signal, and the HD-SDI video signal is coaxial cable (102). ) Is input to the CCTV image management terminal (100).
  • one CCTV video management terminal 100 has a configuration in which one to eight HD cameras 101 are connected by coaxial cable 102, but one to four cameras are connected or one to sixteen cameras. It is also possible to be connected is a part that can be changed according to the embodiment.
  • the first mux 120 receives and multiplexes the H.264 signals outputted from the N image compression means 110, and the first mux 110 according to the present embodiment uses the number of the image compression means 110.
  • the configuration may change depending on the number of video channels to be handled.
  • the ASI transmission unit 130 of the present embodiment receives the signal of the first mux and converts the signal into the DVB-ASI format, and the video signal converted into the DVB-ASI format is output through one coaxial cable 105.
  • HD (1920x1080, HD1080p) camera video signal of this embodiment is a video data of variable data rate of up to 7 to 8 Mb / s when compressed by H.264 and transmitted to DVB-ASI using a conventional coaxial cable Since 214Mbs of video data can be transmitted, the number of HD cameras or channels capable of transmitting video from a CCTV video management terminal or a CCTV video relay terminal can be configured within a predetermined range corresponding thereto.
  • the image compression means 110 of the present embodiment can also perform H.264 image compression by removing NULL data input from the HD camera, the number of HD cameras that can be transmitted can be increased.
  • N video compression means 510 for receiving and compressing the HD-SDI video signal from the HD camera to shoot CCTV video and outputs
  • ASI receiving means (550) for receiving the compressed video signal of the single HD camera channel or the video signal of the M channel is compressed by each channel and the entire channel is multiplexed again, and the video
  • a first mux 520 for receiving and outputting the multiplexed output signals of the compression means 510 and the ASI receiving means 550, and an ASI transmission means for converting the first mux 520 output into a DVB-ASI format and transmitting the result
  • 530 N video compression means 510 for receiving and compressing the HD-SDI video signal from the HD camera to shoot CCTV video and outputs
  • ASI receiving means (550) for receiving the compressed video signal of the single HD camera channel or the video signal of the M channel is compressed by each channel and the entire channel is multiplexed again, and the video
  • a first mux 520 for receiving and outputting the multiplexed output signals of the compression means 510 and the ASI receiving
  • the configuration of the image compression means 510 and the ASI transmission means 530 of the second embodiment is the same as that of the first embodiment, the ASI receiving means 550 is further provided and the first mux 520 is the image compression means It is different that the outputs of 510 and ASI receiving means 550 are multiplexed.
  • the ASI receiving means 550 of the second embodiment may be configured to receive the output of the ASI transmitting means 130 of the CCTV image management terminal 100 of the first embodiment by the coaxial cable 105, and the present second embodiment. It is also possible to be configured to receive the output of the ASI transmission means 530 of the other CCTV image management terminal 500 of the embodiment.
  • the CCTV video management terminal 500 of the second embodiment can configure the system by connecting some of the CCTV video management terminal 500 in a ring shape as shown in FIG.
  • the CCTV image management terminal 500 may perform a function of relaying the transmission signal of the immediate CCTV image management terminal 100, 500.
  • the CCTV image management terminals 100 and 500 receive and compress the images compressed by H.264 by the N image compression means 110 and 510 and store them in a storage medium (for example, a DVR) for each channel. It is possible to have video reproducing means for outputting an image to a monitor. On the other hand, the video reproducing means of the present embodiment can also output the uncompressed video signal streamed in HD-SDI to the monitor as it is.
  • a storage medium for example, a DVR
  • the CCTV relay terminal 200 includes the K ASI relay receiving means 210 for receiving the output signals of the K CCTV image management terminals through the DVB-ASI, and the K DVB- received.
  • the ASI relay receiving unit 210 of the present invention may receive the DVB-ASI output signal of the CCTV image management terminals 100 and 500 of the first or second embodiment, and other CCTVs. It is also possible to be configured to receive the output of the ASI relay transmission means 230 of the relay terminal 200.
  • the CCTV video management server 300 is configured to receive a DVB-ASI video signal from a CCTV video management terminal 100 or 500 or a CCTV video relay terminal 200 through a coaxial cable 105 and 107.
  • a service providing means 333 for providing a service to the client 301 by extracting an image stored for each channel according to a request of the user.
  • the HD-SDI video of the HD camera is compressed and then transmitted to the DVB-ASI CCTV image management terminal and CCTV that enables to efficiently transmit the multi-channel video over a long distance
  • the invention relates to an image management system and is an industrially available invention.

Landscapes

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

Abstract

La présente invention concerne un terminal de gestion d'images CCTV. Le terminal de gestion d'images CCTV selon la présente invention comprend: une pluralité de moyens de compression d'images HD-SDI pour recevoir des signaux d'image provenant d'une caméra sur un canal prédéfini qui capture des images CCTV, puis comprimer et sortir lesdites images; un premier MUX pour recevoir les signaux émis provenant de la pluralité de moyens de compression d'images, puis multiplexer et émettre ceux-ci; et un moyen de transmission d'ASI pour transmettre le signal de sortie du premier MUX à un DVB-ASI.
PCT/KR2012/009395 2012-09-20 2012-11-08 Terminal de gestion d'images cctv et système de gestion d'images cctv WO2014046338A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2012-0104634 2012-09-20
KR1020120104634A KR20140038201A (ko) 2012-09-20 2012-09-20 Ｃｃｔｖ 영상관리 단말기와 ｃｃｔｖ 영상 관리 시스템

Publications (1)

Publication Number Publication Date
WO2014046338A1 true WO2014046338A1 (fr) 2014-03-27

Family

ID=50341618

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/009395 WO2014046338A1 (fr) 2012-09-20 2012-11-08 Terminal de gestion d'images cctv et système de gestion d'images cctv

Country Status (2)

Country Link
KR (1) KR20140038201A (fr)
WO (1) WO2014046338A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990011820U (ko) * 1998-12-10 1999-03-25 최명흥 씨씨티브이 다중 연결장치
KR0182466B1 (ko) * 1996-05-22 1999-05-15 배순훈 영상회의시스템
KR20030001626A (ko) * 2001-06-25 2003-01-08 (주)뉴아크 비대칭 전송 방식을 이용한 데이터 전송 시스템 및 방법
KR20090037575A (ko) * 2007-10-12 2009-04-16 엘지이노텍 주식회사 디엠비송신 카메라장치
KR20110075794A (ko) * 2009-12-29 2011-07-06 한국철도기술연구원 도시철도 기반의 지능형 종합 감시 시스템

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0182466B1 (ko) * 1996-05-22 1999-05-15 배순훈 영상회의시스템
KR19990011820U (ko) * 1998-12-10 1999-03-25 최명흥 씨씨티브이 다중 연결장치
KR20030001626A (ko) * 2001-06-25 2003-01-08 (주)뉴아크 비대칭 전송 방식을 이용한 데이터 전송 시스템 및 방법
KR20090037575A (ko) * 2007-10-12 2009-04-16 엘지이노텍 주식회사 디엠비송신 카메라장치
KR20110075794A (ko) * 2009-12-29 2011-07-06 한국철도기술연구원 도시철도 기반의 지능형 종합 감시 시스템

Also Published As

Publication number Publication date
KR20140038201A (ko) 2014-03-28

Similar Documents

Publication Publication Date Title
US9456232B2 (en) Signal processing apparatus, signal processing method, program, and signal transmission system
KR101682982B1 (ko) Cctv 영상신호 ip 전송기 및 전송시스템
US7821550B2 (en) Remote image-pickup system, camera device, and card substrate
US5978651A (en) Method for bidirectionally transmitting digital video signal and digital video signal bidirectional transmission system
US8238332B2 (en) Signal transmitting and receiving devices, systems, and method for multiplexing parallel data in a horizontal auxiliary data space
EP2605524B1 (fr) Système de transmission/réception d'images à base Ethernet
US20180295319A1 (en) Signal processing apparatus, signal processing method, program, and signal transmission system
WO2011142513A1 (fr) Système d'émission-réception d'image par cdma binaire connecté directement à un dispositif de saisie d'image
WO2014046339A1 (fr) Caméra de capture d'images cctv, dispositif de compression/transmission d'images cctv, terminal de gestion d'images cctv, terminal relais d'images cctv, et système de gestion d'images cctv
WO2014046338A1 (fr) Terminal de gestion d'images cctv et système de gestion d'images cctv
JP4089343B2 (ja) データ伝送方法及びデータ伝送装置
WO2011105709A2 (fr) Système cctv numérique à haute définition
WO2012044061A2 (fr) Procédé et dispositif destinés à transmettre/recevoir des données d'image à vitesse élevée
KR20170016424A (ko) 이더넷 기반 디지털 영상 송수신 시스템
WO2014129854A1 (fr) Appareil permettant de transmettre un signal d'image numérique de haute qualité (haute définition) sur une longue distance à l'aide d'un câble utp
KR20210117730A (ko) Ｃｃｔｖ 영상관리 단말기와 ｃｃｔｖ 영상 관리 시스템
JP2008028651A (ja) 信号処理装置及び信号処理方法
US8655141B2 (en) Video transmission apparatus, video receiving apparatus and video transmission system
KR20150079524A (ko) Cctv 영상 압축 전송장치, cctv 영상관리 단말기, 그리고, cctv 영상 전송 시스템
KR20150035845A (ko) Cctv 영상신호 ip 전송기
KR20220090654A (ko) Cctv 영상 압축 전송장치, cctv 영상관리 단말기, 그리고, cctv 영상 전송 시스템
KR20140100196A (ko) Cctv 영상신호 ip 전송기
KR100247839B1 (ko) 폐쇄회로 텔레비젼 시스템의 다중화 전송을 위한 장치
JP3982390B2 (ja) データ伝送方法及び装置
KR100479802B1 (ko) 분산처리형 디지털 비디오 레코더

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12884928

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 10/07/2015)

122 Ep: pct application non-entry in european phase

Ref document number: 12884928

Country of ref document: EP

Kind code of ref document: A1