CN101873473B - Digital video camera with optical fiber interface - Google Patents
Digital video camera with optical fiber interface Download PDFInfo
- Publication number
- CN101873473B CN101873473B CN2009102056778A CN200910205677A CN101873473B CN 101873473 B CN101873473 B CN 101873473B CN 2009102056778 A CN2009102056778 A CN 2009102056778A CN 200910205677 A CN200910205677 A CN 200910205677A CN 101873473 B CN101873473 B CN 101873473B
- Authority
- CN
- China
- Prior art keywords
- module
- interface
- digital camera
- video
- optical fiber
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
Images
Abstract
The invention discloses a digital video camera with an optical fiber interface, which relates to the field of security. The digital video camera comprises an acquisition module, a video processing module, a coding module, an Ethernet communication module and an optical fiber communication module, wherein the optical fiber communication module is adopted to transmit video signals processed by the video processing module and video signals coded and compressed by the coding module to a monitoring terminal according to the optical fiber communication protocol; or the Ethernet communication module is adopted to transmit video signals coded and compressed by the coding module to the monitoring terminal according to the Ethernet communication protocol, and the optical fiber communication module is adopted to transmit video signals processed by the video processing module to the monitoring terminal according to the optical fiber communication protocol. Consequently, the invention can meet the application requirements of the storage and preview of network video monitoring data, and provides a platform for the development of the network video monitoring technology.
Description
Technical field
The present invention relates to safety-security area, particularly a kind of digital camera with optical fiber interface.
Background technology
Current, a kind of new video monitoring system based on embedded technology has appearred in As IC (integrated circuit) technology and rapid development of network technique, generally includes digital camera, monitor terminal, and what have also comprises Surveillance center.
Usually, monitor terminal adopts Ethernet that monitored instruction is transferred to digital camera, and digital camera is gathered video, audio frequency, data light signal signal according to monitored instruction, and the signal that collects is transferred to monitor terminal through after the encoding compression processing through Ethernet.Processing such as video, audio frequency, the data-signal of the compression that monitor terminal can transmit video camera stored, retrieval.Therefore, can't satisfy the application demand that Network Video Surveillance is browsed high-fidelity low delay video image.
In the embodiment of the present invention process; The inventor finds to exist at least in the prior art following problem: existing digital camera; Because the restriction of Ethernet bandwidth; Make that vision signal that digital camera gathers in real time need be through transmitting after the very high processed compressed on Ethernet, though it is the vision signal of high compression is fit to the application demand of Network Video Surveillance to the data storage, lower through its picture quality of vision signal of high compression, time-delay is bigger; Can't satisfy the application requirements of Network Video Surveillance to preview, so big limitations the development of Network Video Surveillance technology.
Summary of the invention
The present invention provides a kind of digital camera with optical fiber interface, to solve the problem that existing digital camera can't satisfy the application requirements of Network Video Surveillance storage and preview simultaneously.
The invention provides a kind of digital camera, comprising with optical fiber interface:
Acquisition module is used for gathering vision signal according to the monitored instruction that receives;
Video processing module is used for the vision signal of said acquisition module collection is carried out Video processing;
Coding module is used for the encoding video signal processed compressed that said video processing module is handled;
The ethernet communication module is used to provide the debugging interface to digital camera; With the optical-fibre communications module; Wherein,
The vision signal that adopts said optical-fibre communications module said video processing module to be handled according to the optical-fibre communications agreement, the vision signal that reaches through said coding module encoding compression processing transfers to monitor terminal in the lump; Or
Adopt the said ethernet communication module will be through the vision signal of said coding module encoding compression processing, and adopt video signal transmission that said optical-fibre communications module handles said video processing module according to the optical-fibre communications agreement to monitor terminal according to the ethernet communication agreement.
Said digital camera also comprises local memory module, is used for the vision signal of storage of collected, and/or the vision signal after encoding compression processing; Said local memory module is SD card or SDHC storage card.
Said digital camera also comprises video output interface, is used for the vision signal of gathering is carried out this locality output, but forms the local video image of preview; Said video output interface is CVBS output interface, HDMI output interface, RGB component output interface, HD-SDI output interface or YPbPr component output interface.
Said digital camera also comprises alarm module, is used to judge when the video that collects, voice, when data-signal satisfies preset alert if, adopts said optical-fibre communications module and/or said ethernet communication module transmission alarm signal.
Said digital camera also comprises the speech talkback module, is used for adopting said optical-fibre communications module and/or said ethernet communication module and monitor terminal to carry out communication the voice signal that collects, and realizes speech talkback or broadcasting.
Said digital camera also comprises wireless communication interface, USB interface, I/O interface, serial ports, RS485 interface and/or RS232 interface;
Said RS485 interface, RS232 interface are used to debug said video camera or carry out data interaction with other equipment.
A kind of digital camera provided by the invention with optical fiber interface; Beneficial effect is: adopt the optical fiber communication module according to the vision signal of Optical Fiber Transmission agreement with collection; The vision signal that reaches through encoding compression processing transfers to monitor terminal in the lump; Or adopt the ethernet communication module will be through the vision signal of coding module encoding compression processing and the video signal transmission that adopts the optical-fibre communications module video processing module to be handled according to the optical-fibre communications agreement to monitor terminal according to the ethernet communication agreement; Make monitor terminal that the vision signal of the un-encoded processed compressed that receives is used to browse; To be used for storage through the vision signal of encoding compression processing, thereby realize satisfying simultaneously the application requirements of Network Video Surveillance storage and preview, the development technological for Network Video Surveillance provides better platform.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
A kind of digital camera structured flowchart that Fig. 1 provides for the embodiment of the invention with optical fiber interface.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
Referring to Fig. 1, a kind of digital camera with optical fiber interface for the embodiment of the invention provides comprises:
Acquisition module 101 is used for gathering vision signal according to the monitored instruction that receives.
Video processing module 102 is used for the vision signal that said acquisition module 101 is gathered is carried out Video processing.
Coding module 103 is used for the encoding video signal processed compressed that said video processing module 102 is handled.
Ethernet communication module 104 is used to provide the debugging interface to digital camera; With optical-fibre communications module 105.
Wherein, In the embodiment of the invention; The vision signal that can adopt said optical-fibre communications module 105 said video processing module 102 to be handled according to the optical-fibre communications agreement, the vision signal that reaches through said coding module 103 encoding compression processing transfers to monitor terminal in the lump; Perhaps, can also adopt said ethernet communication module 104 according to the ethernet communication agreement will be through the vision signal of said coding module 103 encoding compression processing, and adopt video signal transmission that said optical-fibre communications module 105 handles said video processing module 102 according to the optical-fibre communications agreement to monitor terminal.
The digital camera that the embodiment of the invention provides also has the functional module in the existing digital camera, such as:
The audio signal sample module is used for the audio frequency acquiring signal.Usually, adopt pick-up or microphone to realize.
The audio-frequency signal coding module, the coding audio signal that is used for above-mentioned audio signal sample module is gathered is handled.Usually, the compression method of audio signals such as sound also can adopt hardware encoding compression and software compression, and its coding standard has multiple forms such as MP3.
A/D converter is used for image is become digital signal with analog signal conversion such as sound.
Video signal after the A/D conversion is admitted to above-mentioned coding module after video processing module is handled, carry out encoding compression by certain form or standard.The purpose of encoding compression is for the ease of realizing the digitlization of vision signal, being convenient to transmission without distortion on computer system, network and World Wide Web (WWW).
And controller, be the heart of digital camera, bearing the management and the Control work of digital camera.
Preferably, in the embodiment of the invention:
Acquisition module 101 is made up of imageing sensor usually.Video processing module 102 is made up of Digital Image Processor usually, certainly, also can adopt the imageing sensor that has graphics processing function to realize acquisition module 101 and video processing module 102, or the like.
For coding module 103, its coded system has multiple, as: hardware encoding, perhaps dsp code also might be to encode through FPGA.
In the practical application; The digital camera of the band optical fiber interface that the embodiment of the invention provides; The vision signal that can only adopt optical-fibre communications module 105 transmission directly to gather, or through the vision signal of encoding compression processing, and the ethernet communication module only is used for the debugging of digital camera.
The vision signal that also can only adopt said optical-fibre communications module 105 according to the optical-fibre communications agreement video processing module 102 to be handled, the vision signal that reaches through said coding module 103 encoding compression processing transfers to monitor terminal in the lump.
Can also only adopt the said ethernet communication module 104 will be through the vision signal of said coding module 103 encoding compression processing, and adopt video signal transmission that said optical-fibre communications module 105 handles said video processing module 102 according to the optical-fibre communications agreement to monitor terminal according to the ethernet communication agreement.
The communication modes selection function can also be provided; Be that digital camera can select to adopt the vision signal of said optical-fibre communications module 105 with video processing module 102 processing; The vision signal that reaches through said coding module 103 encoding compression processing transfers to monitor terminal in the lump; Still adopt the ethernet communication module 104 will be, and adopt video signal transmission that said optical-fibre communications module 105 handles said video processing module 102 to monitor terminal through the vision signal of said coding module 103 encoding compression processing.
The selection function of above-mentioned communication modes can be integrated in the above-mentioned controller, also can adopt independently control device to realize, can also parameter be set through RS485 interface, RS232 interface or ethernet communication module and be configured.
The implementation method of the selection of communication modes has multiple, and such as a selector switch can be set on digital camera, the staff can be provided with the gating of selector switch according to demand.Such as when need adopting the optical-fibre communications module to transmit the vision signal of direct collection in the lump and during through the vision signal of encoding compression; Can selector switch be arranged on a corresponding end; After then digital camera detects being provided with of selector switch, just can be provided with and select adopt vision signal that the optical-fibre communications module will directly gather according to the optical-fibre communications agreement and the vision signal of encoding compression is transferred to monitor terminal in the lump according to this; And when the vision signal that need adopt the transmission of optical-fibre communications module directly to gather, employing ethernet communication module are transmitted through the vision signal of encoding compression; Can selector switch be arranged on the other end; Then after digital camera detects being provided with of selector switch, just can according to this be provided with select with the vision signal that adopts the transmission of optical-fibre communications module directly to gather, adopt the transmission of ethernet communication module through the video signal transmission of encoding compression to monitor terminal.Certainly; Also can adopt the mode of software to realize; Such as, can on the host computer (such as a PC or nonshared control unit etc.) of digital camera, option interface be provided, the staff adopts this option interface to select according to current demand; Host computer adopts data wire to be transferred to digital camera selection result, and then digital camera just can select to adopt concrete data transfer mode according to receiving selection result.
Optical-fibre communications module 105 in the embodiment of the invention can be a Digital Optical Terminal interface etc.
In the embodiment of the invention, when carrying out communication between digital camera employing ethernet communication module 104 and the monitor terminal, need not circuit is changed, the IP address that only need dispose digital camera gets final product.
Ethernet communication module 104 in the embodiment of the invention provides a kind of debugging interface for digital camera; Can debug digital camera through the ethernet communication module; Preferably, can also the vision signal output that digital camera is gathered be realized local preview, with convenient debugging.
Preferably, the digital camera of the band optical fiber interface that the embodiment of the invention provides can further include local memory module, is used for the vision signal of storage of collected, and/or the vision signal after encoding process, to satisfy the demand of local storage.Wherein local memory module can be by realizations such as SD card or SDHC storage cards.
Preferably, the digital camera of the band optical fiber interface that the embodiment of the invention provides can further include video output interface, is used for the vision signal of gathering is carried out this locality output, but forms the local video image of preview, convenient debugging.Wherein video output interface is CVBS output interface, HDMI output interface, RGB component output interface, HD-SDI output interface or YPbPr component output interface etc.
Preferably; The digital camera of the band optical fiber interface that the embodiment of the invention provides can further include alarm module; Be used to judge when the video that collects, voice, when data-signal satisfies preset alert if, adopt said optical-fibre communications module and/or said ethernet communication module transmission alarm signal.
Preferably; The digital camera of the band optical fiber interface that the embodiment of the invention provides can also comprise the speech talkback module; Be used for adopting said optical-fibre communications module and/or said ethernet communication module and monitor terminal to carry out communication the voice signal that collects; Realize speech talkback, can be used to do video conference and public broadcasting.
Further, the digital camera of the band optical fiber interface that provides of the embodiment of the invention also comprises wireless communication interface, USB interface, I/O interface, serial ports, RS485 interface and/or RS232 interface.
Said RS485 interface, RS232 interface are used to debug said video camera or carry out data interaction with other equipment.
Wherein, Digital camera connects the mode that can adopt WLAN through wireless communication interface to the network of monitor terminal; Carry out networking through wireless bridge; The advantage of WLAN is that networking is convenient, and track laying, easy construction, the cycle of having broken away from cable network is short, network investment is few, structure is flexible etc.Wherein, wireless communication interface is such as 3G interface, Wifi interface etc.Further, can also carry out wireless encryption to information transmitted, such as adopting 64 of WEP or WEP 128 bit encryption algorithms etc.
It is thus clear that; The digital camera of the band optical fiber interface that the embodiment of the invention provides; Adopt the optical fiber communication module according to the vision signal of Optical Fiber Transmission agreement with collection; And transfer to monitor terminal in the lump, or adopt the ethernet communication module will be through the vision signal of coding module encoding compression processing and the video signal transmission that adopts the optical-fibre communications module video processing module to be handled according to the optical-fibre communications agreement to monitor terminal according to the ethernet communication agreement through the vision signal of encoding compression processing.Like this; The vision signal of directly gathering is that its picture quality of vision signal of un-encoded processed compressed is very high, and because the bandwidth of optical-fibre communications is bigger, time delay reduces greatly; Make monitor terminal can the vision signal of the un-encoded processed compressed that receives be used to browse; And will be used for storage through the vision signal of encoding compression processing, thus realizing satisfying simultaneously the application requirements of Network Video Surveillance storage and preview, the development technological for Network Video Surveillance provides better platform.
Need to prove; In this article; Term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability; Thereby make to comprise that process, method, article or the equipment of a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or also be included as this process, method, article or equipment intrinsic key element.Under the situation that do not having much more more restrictions, the key element that limits by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises said key element and also have other identical element.
One of ordinary skill in the art will appreciate that; Realize that all or part of step in the foregoing description method is to instruct relevant hardware to accomplish through program; Described program can be stored in the computer read/write memory medium; This program comprises that some instructions are in order to carry out the described method of each embodiment of the present invention when carrying out.Storage medium described here, as: ROM/RAM, magnetic disc, CD etc.
The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.All any modifications of within spirit of the present invention and principle, being done, be equal to replacement, improvement etc., all be included in protection scope of the present invention.
Claims (6)
1. the digital camera with optical fiber interface is characterized in that, comprising:
Acquisition module is used for gathering vision signal according to the monitored instruction that receives; Said acquisition module is made up of imageing sensor;
Video processing module is used for the vision signal of said acquisition module collection is carried out Video processing;
Coding module is used for the encoding video signal processed compressed that said video processing module is handled;
The ethernet communication module is used to provide the debugging interface to digital camera; With the optical-fibre communications module; Wherein,
The vision signal that adopts said optical-fibre communications module said video processing module to be handled according to the optical-fibre communications agreement, the vision signal that reaches through said coding module encoding compression processing transfers to monitor terminal in the lump; Or
Adopt the said ethernet communication module will be through the vision signal of said coding module encoding compression processing, and adopt video signal transmission that said optical-fibre communications module handles said video processing module according to the optical-fibre communications agreement to monitor terminal according to the ethernet communication agreement.
2. according to the digital camera of the said band optical fiber interface of claim 1, it is characterized in that said digital camera also comprises local memory module, be used for the vision signal of storage of collected, and/or the vision signal after encoding compression processing; Said local memory module is SD card or SDHC storage card.
3. according to the digital camera of the said band optical fiber interface of claim 1, it is characterized in that said digital camera also comprises video output interface, be used for the vision signal of gathering is carried out this locality output, but form the local video image of preview; Said video output interface is CVBS output interface, HDMI output interface, RGB output interface, HD-SDI output interface or YPbPr output interface.
4. according to the digital camera of the said band optical fiber interface of claim 1; It is characterized in that; Said digital camera also comprises alarm module; Be used to judge when the video that collects, voice, when data-signal satisfies preset alert if, adopt said optical-fibre communications module and/or said ethernet communication module transmission alarm signal.
5. according to the digital camera of the said band optical fiber interface of claim 1; It is characterized in that; Said digital camera also comprises the speech talkback module; Be used for adopting said optical-fibre communications module and/or said ethernet communication module and monitor terminal to carry out communication the voice signal that collects, realize speech talkback or broadcasting.
6. according to the digital camera of the said band optical fiber interface of claim 1, it is characterized in that said digital camera also comprises wireless communication interface, USB interface, I/O interface, serial ports, RS485 interface and/or RS232 interface;
Said RS485 interface, RS232 interface are used to debug said video camera or carry out data interaction with other equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102056778A CN101873473B (en) | 2009-10-16 | 2009-10-16 | Digital video camera with optical fiber interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102056778A CN101873473B (en) | 2009-10-16 | 2009-10-16 | Digital video camera with optical fiber interface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101873473A CN101873473A (en) | 2010-10-27 |
| CN101873473B true CN101873473B (en) | 2012-04-04 |
Family
ID=42998099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102056778A Active CN101873473B (en) | 2009-10-16 | 2009-10-16 | Digital video camera with optical fiber interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101873473B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104639873A (en) * | 2013-11-06 | 2015-05-20 | 北京航天长峰科技工业集团有限公司 | Quasi real-time high-definition video monitoring method |
| CN109302558B (en) * | 2018-12-10 | 2024-04-05 | 美钻深海能源科技研发（上海）有限公司 | Image acquisition unit of intelligent underwater crawler robot |
| CN111416921B (en) * | 2019-01-08 | 2021-08-13 | 杭州海康威视数字技术股份有限公司 | Camera debugging method, camera and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1889410A (en) * | 2006-07-31 | 2007-01-03 | 杭州华为三康技术有限公司 | Coding terminal, decoding terminal and coding and decoding terminal based on IP network |
| CN200979649Y (en) * | 2006-10-27 | 2007-11-21 | 天津市亚安科技电子有限公司 | A dome camera or pan/tilt with optical terminal |
| CN101247490A (en) * | 2008-03-03 | 2008-08-20 | 中山大学深圳研究院 | Portable off-site video relay broadcasting system |
| CN101527826A (en) * | 2009-04-17 | 2009-09-09 | 北京数码视讯科技股份有限公司 | Video monitoring front-end system |
-
2009
- 2009-10-16 CN CN2009102056778A patent/CN101873473B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1889410A (en) * | 2006-07-31 | 2007-01-03 | 杭州华为三康技术有限公司 | Coding terminal, decoding terminal and coding and decoding terminal based on IP network |
| CN200979649Y (en) * | 2006-10-27 | 2007-11-21 | 天津市亚安科技电子有限公司 | A dome camera or pan/tilt with optical terminal |
| CN101247490A (en) * | 2008-03-03 | 2008-08-20 | 中山大学深圳研究院 | Portable off-site video relay broadcasting system |
| CN101527826A (en) * | 2009-04-17 | 2009-09-09 | 北京数码视讯科技股份有限公司 | Video monitoring front-end system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101873473A (en) | 2010-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103037170B (en) | Monitor video matrix system, network and cascade switching thereof, bandwidth adjusting method | |
| CN102820032B (en) | Speech recognition system and method | |
| CN101141631A (en) | Storage type power line network camera | |
| CN102438127B (en) | Monitoring device, monitoring system and monitoring method supporting hybrid access | |
| CN104683863A (en) | Method and equipment for multimedia data transmission | |
| CN103841360A (en) | Distributed video conference achieving method and system, video conference terminal and audio and video integrated device | |
| CN102523435A (en) | Mobile high-definition video surveillance method and apparatus based on 3G network | |
| CN102821271A (en) | 3G remote video transmission system | |
| CN202085266U (en) | Digital video monitoring system | |
| CN101873473B (en) | Digital video camera with optical fiber interface | |
| CN107197139A (en) | The data processing method of panorama camera | |
| CN101458616A (en) | Multimedia kvm system | |
| CN202798984U (en) | Wireless video transmitting device, wireless video receiving device and wireless video monitoring system constituted by the above mentioned devices | |
| CN205987204U (en) | Digital video monitors tester suitable for 4KH. 265 HD IP camera | |
| CN201717893U (en) | Wireless remote data transmission device adaptive to three 3G communication protocols | |
| CN201717895U (en) | Power multi-way remote monitoring system based on 3G network and WIFI protocol | |
| CN101951499B (en) | Network camera | |
| CN202931481U (en) | Street lamp based power-line video monitoring system | |
| CN104349128A (en) | Video and audio coding equipment and system and storage extraction method thereof | |
| CN204539131U (en) | A kind of digital handset | |
| CN209330231U (en) | Web camera and recording and broadcasting system | |
| CN201813481U (en) | Portable wireless video monitor | |
| CN201789590U (en) | Electric power multi-state remote viewing terminal | |
| CN202524481U (en) | Micro multi-channel wireless image audio transmission system | |
| CN111787293A (en) | Video coding system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |