CN207897048U - A kind of video camera - Google Patents
A kind of video camera Download PDFInfo
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- CN207897048U CN207897048U CN201820243946.4U CN201820243946U CN207897048U CN 207897048 U CN207897048 U CN 207897048U CN 201820243946 U CN201820243946 U CN 201820243946U CN 207897048 U CN207897048 U CN 207897048U
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- ptz
- motors
- main control
- video camera
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Abstract
The utility model embodiment provides a kind of video camera, including：Main control platform chip, PTZ controls chip, Pan motors, Tilt motors and camera lens；Wherein, main control platform chip is connected with PTZ control chips, and PTZ control chips are connected with Pan motors, Tilt motors and camera lens respectively；PTZ controls chip according to the control instruction of main control platform chip, controls Pan motors or Tilt motors or camera lens.It can be seen that, main control platform chip and PTZ control chips are substituted DSP platform, lens control chip, MCU and cradle head control chip in existing scheme by this programme, are reduced number of chips, are thereby reduced equipment cost, the connection line of chip chamber is simplified, the hardware configuration of video camera is more simplified.
Description
Technical field
The utility model is related to monitoring technology fields, more particularly to a kind of video camera.
Background technology
Existing PTZ (Pan/Tilt/Zoom, holder all-around mobile and camera lens zoom, Zoom control) video camera is general
Including：DSP (Digital Signal Processing, Digital Signal Processing) platform, lens control chip, camera lens, MCU
(Microcontroller Unit, micro-control unit), cradle head control chip, Pan motors and Tilt motors etc.；Wherein, DSP is flat
Platform controls camera lens by lens control chip, and DSP platform is by MCU and cradle head control core to Pan motors and Tilt electricity
Machine is controlled.
DSP platform, lens control chip, MCU, cradle head control chip belong to chip, it is seen then that in above-mentioned Pan/Tilt/Zoom camera
Number of chips is more, and then causes equipment cost higher, and the circuit between each chip is more complex.
Utility model content
The utility model embodiment is designed to provide a kind of video camera, to reduce video camera chips quantity.
In order to achieve the above objectives, the utility model embodiment provides a kind of video camera, including：Main control platform chip 100,
PTZ controls chip 200, Pan motors 300, Tilt motors 400 and camera lens 500；Wherein,
Main control platform chip 100 and PTZ control chip 200 are connected, PTZ control chip 200 respectively with Pan motors 300,
Tilt motors 400 are connected with camera lens 500；
PTZ controls control instruction of the chip 200 according to main control platform chip 100, to Pan motors 300 or Tilt motors
400 or camera lens 500 controlled.
Optionally, main control platform chip 100 controls chip 200 with PTZ by a Serial Peripheral Interface interface and is connected.
Optionally, zoom motor 510, focus motor 520 and filter motor 530 are provided in camera lens 500.
Optionally, filter motor 530 is direct current generator, Pan motors 300, Tilt motors 400, zoom motor 510 and focusing
Motor 520 is stepper motor.
Optionally, PTZ, which is controlled, is provided with 300 corresponding register of Pan motors and driving circuit, Tilt electricity in chip 200
400 corresponding register of machine and driving circuit, 510 corresponding register of zoom motor and driving circuit, focus motor 520 correspond to
Register and driving circuit.
Optionally, PTZ is controlled in chip 200 and is additionally provided with global register.
Optionally, video camera further includes：Sensor 600, sensor 600 are connected with main control platform chip 100, sensor
500 collected optical signal of camera lens is converted to electric signal by 600, and electric signal is sent at main control platform chip 100
Reason.
Optionally, two devices in following device or three devices are set in same circuit board：Main control platform chip
100, PTZ controls chip 200, sensor 600；
Alternatively, main control platform chip 100, PTZ control chip 200, sensor 600 are set in different circuit boards.
Using the utility model embodiment, main control platform chip controls chip by PTZ and is carried out to camera lens and two motors
Control, that is to say, that this programme by main control platform chip and PTZ control chip substitute existing scheme in DSP platform, camera lens control
Coremaking piece, MCU and cradle head control chip, reduce number of chips, thereby reduce equipment cost, simplify the connection of chip chamber
The hardware configuration of circuit, video camera is more simplified.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the first structural schematic diagram for the video camera that the utility model embodiment provides；
Fig. 2 is second of structural schematic diagram of the video camera that the utility model embodiment provides；
Fig. 3 is the structural schematic diagram that a kind of PTZ that the utility model embodiment provides controls chip；
Fig. 4 is the third structural schematic diagram for the video camera that the utility model embodiment provides.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
In order to solve the above technical problems, the utility model embodiment provides a kind of video camera, as shown in Figure 1, including：It is main
Control platform chip 100, PTZ controls chip 200, Pan motors 300, Tilt motors 400 and camera lens 500；Wherein,
Main control platform chip 100 and PTZ control chip 200 are connected, PTZ control chip 200 respectively with Pan motors 300,
Tilt motors 400 are connected with camera lens 500；
PTZ controls control instruction of the chip 200 according to main control platform chip 100, to Pan motors 300 or Tilt motors
400 or camera lens 500 controlled.
Main control platform chip 100 can be MCU, platform ASIC (Application Specific Integrated
Circuit, application-specific integrated circuit), DSP (Digital Signal Processing, Digital Signal Processing) chips or its
His programmable logic device, does not limit specifically.
PTZ, which is controlled in chip, to include multiple registers and multiple driving circuits, posted for example, Pan motors 300 are corresponding
Storage and driving circuit, 400 corresponding register of Tilt motors and driving circuit, 500 corresponding register of camera lens and driving electricity
Road, etc..The data controlled driving circuit can be stored in register, PTZ controls chip can be by register
Data, driving circuit is controlled, that is, the corresponding device of driving circuit is controlled, which can be Pan
Motor 300, Tilt motors 400, camera lens 500 etc..
As an implementation, PTZ is controlled in chip and is also provided with global register, is stored in global register
Data each driving circuit can be controlled.In this way, when needing uniformly to adjust each device, posted in the overall situation
Data are written in storage, data need not all be written into the corresponding register of each device, improve data processing effect
Rate.
For example, user can operate video camera by hardware or software, for example user can click camera shooting
The button being arranged in machine, alternatively, user can operate video camera by client software.Main control platform in video camera
Chip 100 receives the operational order of user, main control platform chip 100 can by a Serial Peripheral Interface interface (SPI,
Serial Peripheral Interface) it is connected with PTZ control chips 200.
After main control platform chip 100 receives the operational order of user, which is parsed, is tied according to parsing
Fruit sends control instruction to PTZ control chips 200.For example, video camera is the ball machine with holder, the operational order that user sends
For：Holder turns left 10 degree；Main control platform chip 100 parses the operational order, and the behaviour is determined according to analysis result
Make instruction and be directed to Tilt motors 400, and the kinematic parameter of Tilt motors 400 is calculated, main control platform chip 100 is controlled to PTZ
The kinematic parameter of Tilt motors 400 is carried in the control instruction that coremaking piece 200 is sent；PTZ control chips 200 receive the control
After system instruction, Tilt motors 400 are controlled according to the kinematic parameter.
The operational order of user can also be directed to Pan motors 300 or camera lens 500, and control mode is similar, no longer illustrates
It is bright.As shown in Fig. 2, zoom motor 510, focus motor 520 and filter motor 530, main control platform can be provided in camera lens 500
The control instruction that chip 100 is sent to PTZ control chips 200 can be directed to zoom motor 510 or focus motor 520 or filter
Motor 530.
Pan motors 300, Tilt motors 400, zoom motor 510 and focus motor 520 all can be stepper motor, filter
Motor 530 can be direct current generator.A simply example is lifted, PTZ controls chip 200 can be with as shown in figure 3, Fig. 3 be merely illustrative
Illustrate, the concrete structure for not controlling PTZ chip 200 constitutes restriction.
In Fig. 3, the register in PTZ control chips may be contained in integrated control logic.Integrated control logic passes through control
Driving circuit processed realizes the control to each motor.Wherein, filter motor-drive circuit is DC drive circuit, zoom motor
Driving circuit, focus motor driving circuit, Pan motor-drive circuits, Tilt motor-drive circuits are stepper motor driving electricity
Road.
Using the utility model embodiment, main control platform chip controls chip by PTZ and is carried out to camera lens and two motors
Control, that is to say, that this programme by main control platform chip and PTZ control chip substitute existing scheme in DSP platform, camera lens control
Coremaking piece, MCU and cradle head control chip, reduce number of chips, thereby reduce equipment cost, simplify the connection of chip chamber
The hardware configuration of circuit, video camera is more simplified.
In addition, in existing Pan/Tilt/Zoom camera, holder rotates upwardly and downwardly (namely P controls), left-right rotation (namely T controls
System), the zoom of camera lens, Zoom control (namely Z controls) is by different chip realizations, that is to say, that existing Pan/Tilt/Zoom camera
In, PTZ controls are separation；And in the present solution, PTZ controls are realized by same chip i.e. PTZ control chips, in this way, real
Show PTZ controls to integrate.
As an implementation, as shown in figure 4, can also include sensor 600, sensor 600 and master in video camera
Control platform chip 100 is connected.500 collected optical signal of camera lens is converted to electric signal by sensor 600, and by the electric signal
Main control platform chip 100 is sent to be handled.Sensor 600 gets optical signal by camera lens 500, but sensor 600 with
Signal wire is not present between camera lens 500, electric connecting relation, therefore sensor 600 and camera lens 500 in Fig. 4 are not present in other words
Between be connected with dotted line.
As an implementation, two devices in following device or three devices are set in same circuit board：It is main
Control platform chip 100, PTZ controls chip 200, sensor 600；
Alternatively, main control platform chip 100, PTZ control chip 200, sensor 600 are set in different circuit boards.
If main control platform chip 100, PTZ control chip 200, sensor 600 are set in same circuit board, image
Machine internal structure is compacter, can save installation space, reduces video camera volume.Alternatively, can also actual demand, master control is put down
Platform chip 100, PTZ controls chip 200, sensor 600 are set in two pieces or three pieces of circuit boards, and concrete structure does not limit.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Each embodiment in this specification is all made of relevant mode and describes, identical similar portion between each embodiment
Point just to refer each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so description is fairly simple, related place is referring to embodiment of the method
Part explanation.
The above is only the preferred embodiment of the utility model only, is not intended to limit the protection model of the utility model
It encloses.Any modification, equivalent substitution, improvement and etc. made within the spirit and principle of the present invention, are all contained in this reality
With in novel protection domain.
Claims (8)
1. a kind of video camera, which is characterized in that including：Main control platform chip (100), PTZ control chips (200), Pan motors
(300), Tilt motors (400) and camera lens (500)；Wherein,
The main control platform chip (100) is connected with PTZ control chips (200), the PTZ control chips (200) point
It is not connected with the Pan motors (300), the Tilt motors (400) and the camera lens (500)；
The PTZ controls control instruction of the chip (200) according to the main control platform chip (100), to the Pan motors
(300) or the Tilt motors (400) or the camera lens (500) are controlled.
2. video camera according to claim 1, which is characterized in that the main control platform chip (100) is serial by one
Peripheral bus interface is connected with PTZ control chips (200).
3. video camera according to claim 1, which is characterized in that be provided with zoom motor in the camera lens (500)
(510), focus motor (520) and filter motor (530).
4. video camera according to claim 3, which is characterized in that the filter motor (530) is direct current generator, described
Pan motors (300), the Tilt motors (400), the zoom motor (510) and the focus motor (520) are stepping electricity
Machine.
5. video camera according to claim 4, which is characterized in that be provided in the PTZ control chips (200) described
The corresponding register of Pan motors (300) and driving circuit, the corresponding register of the Tilt motors (400) and driving circuit, institute
State the corresponding register of zoom motor (510) and driving circuit, the corresponding register of the focus motor (520) and driving electricity
Road.
6. video camera according to claim 5, which is characterized in that be additionally provided with the overall situation in the PTZ control chips (200)
Register.
7. video camera according to claim 1, which is characterized in that the video camera further includes：Sensor (600), it is described
Sensor (600) is connected with the main control platform chip (100), and the sensor (600) is by camera lens (500) collected light
Signal is converted to electric signal, and the electric signal is sent to the main control platform chip (100) and is handled.
8. video camera according to claim 7, which is characterized in that two devices in following device or three device settings
In same circuit board：The main control platform chip (100), PTZ control chips (200), sensor (600)；
Alternatively, the main control platform chip (100), the PTZ control chip (200), sensor (600) is set to different electricity
In the plate of road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820243946.4U CN207897048U (en) | 2018-02-11 | 2018-02-11 | A kind of video camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820243946.4U CN207897048U (en) | 2018-02-11 | 2018-02-11 | A kind of video camera |
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| Publication Number | Publication Date |
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| CN207897048U true CN207897048U (en) | 2018-09-21 |
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ID=63543012
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| CN201820243946.4U Active CN207897048U (en) | 2018-02-11 | 2018-02-11 | A kind of video camera |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110149459A (en) * | 2018-02-11 | 2019-08-20 | 杭州海康威视数字技术股份有限公司 | A kind of video camera control method and video camera |
-
2018
- 2018-02-11 CN CN201820243946.4U patent/CN207897048U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110149459A (en) * | 2018-02-11 | 2019-08-20 | 杭州海康威视数字技术股份有限公司 | A kind of video camera control method and video camera |
| CN110149459B (en) * | 2018-02-11 | 2024-04-05 | 杭州海康威视数字技术股份有限公司 | Camera control method and camera |
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