CN104853078A - Modular broadcast-level high-definition camera - Google Patents
Modular broadcast-level high-definition camera Download PDFInfo
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- CN104853078A CN104853078A CN201510282064.XA CN201510282064A CN104853078A CN 104853078 A CN104853078 A CN 104853078A CN 201510282064 A CN201510282064 A CN 201510282064A CN 104853078 A CN104853078 A CN 104853078A
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Abstract
The invention discloses a modular broadcast-level high-definition camera. The modular broadcast-level high-definition camera comprises a shell and a lens mount, wherein an image sensor is arranged inside the shell; a lens is fixed on the front part of the shell through an adapter ring of the lens mount, and is connected with the image sensor; a signal processing circuit module and a digital image recording module are further arranged inside the shell; the signal processing circuit module comprises a signal separating circuit, a CCU (Camera Control Unit) central processor and an image signal processor; the signal separating circuit is connected with the image sensor, the CCU central processor and the image signal processor respectively; and the image signal processor is further connected with the CCU central processor, and is connected with the digital image recording module through an SDI (Serial Digital Interface)/HDMI (High Definition Multimedia Interface) digital interface. The modular broadcast-level high-definition camera is simple in structure, and convenient to operate and use. Required functional modules can be added on a basic hardware structure or unnecessary function modules can be reduced at any time according to different service requirements, so that various shooting requirements are met without increasing the cost.
Description
Technical field
The present invention relates to a kind of broadcast level video camera, especially a kind of modular broadcast level high-definition camera, belongs to camera technique field.
Background technology
The basic functional principle of video camera is: change optical image signal into the signal of telecommunication, so that gather, edit, store or transmit; When user takes an object with video camera, the light camera shots being shot that external sights therewith object reflects, pass through light path system, make on its sensitive surface focusing on picture pick-up device (target surface of such as camera chip), by semiconductor imaging device, the bright blackout of light is become large few different signal of telecommunication again, namely obtain what is called " vision signal ".The electro-optical signal obtained due to sensitive chip is very faint, first to be amplified the signal of telecommunication by pre-arcing road, carry out processing and adjusting through various circuit again, obtain standard " video " signal to deliver on record or the recording medium such as storage and remain, or broadcast by broadcasting system, or deliver on monitor image is shown.
Usually video camera is roughly divided into three classes in industry, i.e. broadcast level, professional and family expenses level.
Broadcast level video camera is mainly used in the field of broadcast televisions of specialty, and picture quality is high, and performance is comprehensive, possesses various function adjustable specially, but expensive, and volume is also larger.According to the difference of radio and television application target, they can be divided into again following three kinds:
1) studio video camera, this camera operation under the condition being conducive to camera operation, as the appropriateness such as illumination intensity, colour temperature.In order to improve performance index, usually adopt larger-size picture pick-up device.Therefore, their definition is the highest, and signal to noise ratio is maximum, and picture quality is best.Certainly, volume is also large, and price common people neither can connect and can stand.
2) news interview (ENG) video camera, because the operational environment of this video camera is special, this kind of machine volume is little, lightweight, be easy to carry, to non-standard lighting condition, there is good adaptability, in adverse circumstances (as working temperature changes on a large scale) there is higher security and stability, have that debugging is convenient, automaticity is high, manipulate the features such as flexible, easy to carry, its picture quality is slightly lower than studio video camera, and price is also more relatively cheap.
3) live show makes (EFP) video camera, and EFP camera operation condition is between above-mentioned two kinds of video cameras, and performance index also take into account this two aspects.Their picture quality is close with studio video camera, but volume is smaller, can meet the needs that lightweight live show makes.
In sum, existing broadcast level video camera, particularly broadcast level high-definition camera have the professional of height, outstanding picture quality and relatively high price.
Summary of the invention
The object of the invention is the needs for broadcast level video camera high-definition shooting, provide a kind of modular broadcast level high-definition camera, this modular broadcast level high-definition camera structure is simple, easy for operation, can at any time according to different business demand, underlying hardware structure increases the functional module of needs, or reduce unwanted functional module, meet various shooting demand and do not increase cost.
Object of the present invention can reach by taking following technical scheme:
A kind of modular broadcast level high-definition camera, comprise casing and camera lens bayonet socket, described casing internal is provided with imageing sensor, camera lens is fixed on casing front portion by the adapter ring of described camera lens bayonet socket, and be connected with imageing sensor, described casing internal is also provided with signal processing circuit module and digital image recording module, described signal processing circuit module comprises demultiplexing circuit, CCU central processing unit and image-signal processor, described demultiplexing circuit respectively with imageing sensor, CCU central processing unit is connected with image-signal processor, described image-signal processor is also connected with CCU central processing unit, and by SDI/HDMI digital interface and digital image recording model calling.
As a kind of embodiment, described casing internal is also provided with sound amplification module, and described sound amplification module connects capacitor microphone, and is connected with digital image recording module.
As a kind of embodiment, described casing internal is also provided with power module, and described power module connects external power source or rechargeable battery, and is connected with digital image recording module.
As a kind of embodiment, described casing internal is also provided with EPG photographing module, and described EPG photographing module connects mobile battery, and is connected with digital image recording module.
As a kind of embodiment, described casing internal is also provided with EFP photographing module, and described EFP photographing module is connected with CCU central processing unit.
As a kind of embodiment, described casing internal is also provided with sensor panel, described signal processing circuit module integration is on a circuit board, described sensor panel is vertically set on the side of circuit board near camera lens, and being fixed by screws in casing front inner, described imageing sensor is welded on the front of sensor panel.
As a kind of embodiment, the back side of described sensor panel is provided with power supply chip, stabilized voltage power supply, crystal oscillator and cable socket, and described power supply chip, stabilized voltage power supply, crystal oscillator are connected with circuit board respectively with cable socket.
As a kind of embodiment, described imageing sensor is color cmos image sensors.
As a kind of embodiment, described image-signal processor adopts FH8510 chip.
The present invention has following beneficial effect relative to prior art:
1, modular broadcast level high-definition camera of the present invention is in the underlying hardware structures such as imageing sensor, circuit board, digital image recording module, can increase or reduce the modules such as sound amplification, power supply, EPG shooting, EFP shooting, thus realize combination, different configuration of arranging in pairs or groups, meet various shooting demand and do not increase cost.
2, the casing internal of modular broadcast level high-definition camera of the present invention is provided with signal processing circuit module, by the effect of demultiplexing circuit in signal processing circuit module, image-signal processor can be processed to the video data of high definition.
3, modular broadcast level high-definition camera of the present invention arranges a sensor panel at casing internal; this sensor panel is vertically set on the side of circuit board near camera lens; and be fixed by screws in casing front inner; imageing sensor is arranged on the front of sensor panel; power supply chip, stabilized voltage power supply, crystal oscillator and cable socket are arranged on the back side of sensor panel; make the interior layout of whole casing reasonable; when safeguarding circuit board; first sensor panel can be pulled down, thus the device on protection sensor panel.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the casing internal signal processing module of modular broadcast level high-definition camera of the present invention.
Fig. 2 is the cabinet sides schematic diagram of modular broadcast level high-definition camera of the present invention.
Fig. 3 is the sensor panel front schematic view of modular broadcast level high-definition camera of the present invention.
Fig. 4 is the sensor panel schematic rear view of modular broadcast level high-definition camera of the present invention.
Fig. 5 is the casing internal signal processing circuit module of modular broadcast level high-definition camera of the present invention and the connection block diagram of other each module.
Wherein, 1-casing, 2-camera lens bayonet socket, 3-imageing sensor, 4-signal processing circuit module, 5-sensor panel, 6-adapter ring, 7-circuit board, 8-demultiplexing circuit, 9-CCU central processing unit, 10-image-signal processor, 11-fixed screw post, 12-power supply chip, 13-stabilized voltage power supply, 14-crystal oscillator, 15-cable socket, 16-digital image recording module, 17-sound amplification module, 18-power module, 19-EPG photographing module, 20-EFP photographing module.
Embodiment
Embodiment 1:
As shown in Figure 1 to 4, the modular broadcast level high-definition camera of the present embodiment comprises casing 1 and camera lens bayonet socket 2, described casing 1 inside is provided with imageing sensor 3, signal processing circuit module 4 and sensor panel 5, it is anterior that camera lens is fixed on casing 1 by the adapter ring 6 of described camera lens bayonet socket 2, and be connected with imageing sensor 3; Described signal processing circuit module 4 is integrated on a circuit board 7, comprise demultiplexing circuit 8, CCU central processing unit 9 and image-signal processor 10, described demultiplexing circuit 8 is connected with imageing sensor 3, CCU central processing unit 9 and image-signal processor 10 respectively, and described image-signal processor 10 is also connected with CCU central processing unit 9; It is inner that described circuit board 7 is arranged on casing 1 by fixed screw post 11.
Described imageing sensor 3 is color cmos image sensors, and resolution is 4080*3072 pixel.
Described image-signal processor (Image Signal Processor, ISP) 10 preferably adopts FH8510 chip, is that a kind of picture signal strengthens processor.
Described sensor panel 5 is vertically set on the side of circuit board 7 near camera lens, and be fixed by screws in casing 1 front inner, described imageing sensor 3 is welded on the front of sensor panel 5, the back side of described sensor panel 5 is provided with power supply chip 12, and (power supply chip 12 of the present embodiment has two, one is 3.3V, another is 1.8V), stabilized voltage power supply 13 (stabilized voltage power supply 13 of the present embodiment has two), crystal oscillator 14 and cable socket 15, described power supply chip 12, stabilized voltage power supply 13, crystal oscillator 14 is connected with circuit board 4 respectively with cable socket 15, such design makes the interior layout of whole casing 1 reasonable, when safeguarding circuit board 7, first sensor panel 5 can be pulled down, thus the device on protection sensor panel 5.
As shown in Figure 5, described casing 1 inside is also provided with digital image recording module 16, sound amplification module 17, power module 18, EPG (Electronic Program Guide, electric program menu) photographing module 19, EFP (ElectronicField Production, electronic field production) photographing module 20, described digital image recording module 16 is by SDI (SerialDigital Interface, serial digital interface)/HDMI (High Definition Multimedia Interface, HDMI (High Definition Multimedia Interface)) digital interface is connected with image-signal processor 10, described sound amplification module 17 connects capacitor microphone, and is connected with digital image recording module 16, described power module 18 connects external power source or rechargeable battery, and is connected with digital image recording module 16, described EPG photographing module 19 connects mobile battery, and is connected with digital image recording module 16, described EFP photographing module 20 is connected with CCU central processing unit 9, and EFP photographing module 20 can connect TALLY (measurement) module and INTERCOM (INCOM intercom) module in addition.
In the present embodiment, in described sound amplification module 17, power module 18, EPG photographing module 19, EFP photographing module 20, if any do not need use module time, can delete, to meet different shooting demands.
In addition, those skilled in the art it will be appreciated that the modular broadcast level high-definition camera of the present embodiment can also add other functional module, and are not limited to sound amplification module 17, power module 18, EPG photographing module 19 and EFP photographing module 20.
Above-mentioned digital image recording module 16, sound amplification module 17, power module 18, EPG photographing module 19, EFP photographing module 20 are the hardware of Guangzhou Shi Bana video equipment Science and Technology Ltd. design, wherein the model of digital image recording module 16 is HD156-DVR, and the model of described sound amplification module 17 is HD156-AAS; The model of described power module 18 is HD156-PWR; The model of described EPG photographing module 19 is HD156-EPG; The model of described EFP photographing module 20 is HD156-EFP.
In sum, modular broadcast level high-definition camera structure of the present invention is simple, easy for operation, can at any time according to different business demand, underlying hardware structure increases the functional module of needs, or reduce unwanted functional module, thus realize combination, different configuration of arranging in pairs or groups, meet various shooting demand and do not increase cost.
The above; be only patent preferred embodiment of the present invention; but the protection range of patent of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the scope disclosed in patent of the present invention; be equal to according to the technical scheme of patent of the present invention and patent of invention design thereof and replaced or change, all belonged to the protection range of patent of the present invention.
Claims (9)
1. a modular broadcast level high-definition camera, comprise casing and camera lens bayonet socket, described casing internal is provided with imageing sensor, camera lens is fixed on casing front portion by the adapter ring of described camera lens bayonet socket, and be connected with imageing sensor, it is characterized in that: described casing internal is also provided with signal processing circuit module and digital image recording module, described signal processing circuit module comprises demultiplexing circuit, CCU central processing unit and image-signal processor, described demultiplexing circuit respectively with imageing sensor, CCU central processing unit is connected with image-signal processor, described image-signal processor is also connected with CCU central processing unit, and by SDI/HDMI digital interface and digital image recording model calling.
2. a kind of modular broadcast level high-definition camera according to claim 1, is characterized in that: described casing internal is also provided with sound amplification module, and described sound amplification module connects capacitor microphone, and is connected with digital image recording module.
3. a kind of modular broadcast level high-definition camera according to claim 1, is characterized in that: described casing internal is also provided with power module, and described power module connects external power source or rechargeable battery, and is connected with digital image recording module.
4. a kind of modular broadcast level high-definition camera according to claim 1, is characterized in that: described casing internal is also provided with EPG photographing module, and described EPG photographing module connects mobile battery, and is connected with digital image recording module.
5. a kind of modular broadcast level high-definition camera according to claim 1, it is characterized in that: described casing internal is also provided with EFP photographing module, described EFP photographing module is connected with CCU central processing unit.
6. a kind of modular broadcast level high-definition camera according to claim 1, it is characterized in that: described casing internal is also provided with sensor panel, described signal processing circuit module integration is on a circuit board, described sensor panel is vertically set on the side of circuit board near camera lens, and being fixed by screws in casing front inner, described imageing sensor is welded on the front of sensor panel.
7. a kind of modular broadcast level high-definition camera according to claim 6, it is characterized in that: the back side of described sensor panel is provided with power supply chip, stabilized voltage power supply, crystal oscillator and cable socket, and described power supply chip, stabilized voltage power supply, crystal oscillator are connected with circuit board respectively with cable socket.
8. a kind of modular broadcast level high-definition camera according to claim 1, is characterized in that: described imageing sensor is color cmos image sensors.
9. a kind of modular broadcast level high-definition camera according to claim 1, is characterized in that: described image-signal processor adopts FH8510 chip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510282064.XA CN104853078B (en) | 2015-05-27 | 2015-05-27 | Modular broadcast-level high-definition camera |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510282064.XA CN104853078B (en) | 2015-05-27 | 2015-05-27 | Modular broadcast-level high-definition camera |
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| CN104853078A true CN104853078A (en) | 2015-08-19 |
| CN104853078B CN104853078B (en) | 2020-02-07 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106385547A (en) * | 2016-09-06 | 2017-02-08 | 深圳市同为数码科技股份有限公司 | System for switching analog high definition video |
| CN110913100A (en) * | 2019-11-12 | 2020-03-24 | 周毅 | Broadcast-level internal module type ultrahigh-definition camera |
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| US5221964A (en) * | 1991-08-05 | 1993-06-22 | Dalsa Inc | Electronically expandable modular ccd camera |
| US6757011B1 (en) * | 1998-03-30 | 2004-06-29 | Fuji Photo Optical Co., Ltd. | Vibration isolator for TV camera |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106385547A (en) * | 2016-09-06 | 2017-02-08 | 深圳市同为数码科技股份有限公司 | System for switching analog high definition video |
| CN110913100A (en) * | 2019-11-12 | 2020-03-24 | 周毅 | Broadcast-level internal module type ultrahigh-definition camera |
| CN110913100B (en) * | 2019-11-12 | 2021-08-24 | 周毅 | Broadcast-level internal module type ultrahigh-definition camera |
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| CN104853078B (en) | 2020-02-07 |
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Effective date of registration: 20200331 Address after: 916, Guangzhou, Guangdong Province, Panyu Road, Panyu District, No. 555, North 511400 energy saving science and technology park development building, room Co-patentee after: Zhou Yi Patentee after: GUANGZHOU WRENCH TECHNOLOGY Co.,Ltd. Co-patentee after: Zhou Yue Address before: 916, Guangzhou, Guangdong Province, Panyu Road, Panyu District, No. 555, North 511400 energy saving science and technology park development building, room Co-patentee before: Zhou Yue Patentee before: Zhou Yi |
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Address after: 510000 Room 401, 4th floor, No. 1027 Gaopu Road, Tianhe District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU WRENCH TECHNOLOGY CO.,LTD. Patentee after: Zhou Yi Patentee after: Zhou Yue Address before: 511400 Guangdong Guangzhou Panyu District Panyu Avenue North 555 Tianan energy conservation technology park development building 916 rooms Patentee before: GUANGZHOU WRENCH TECHNOLOGY CO.,LTD. Patentee before: Zhou Yi Patentee before: Zhou Yue |
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