WO2016161883A1

WO2016161883A1 - Telepresence camera

Info

Publication number: WO2016161883A1
Application number: PCT/CN2016/076641
Authority: WO
Inventors: 杜昕; 王彪
Original assignee: 中兴通讯股份有限公司
Priority date: 2015-04-10
Filing date: 2016-03-17
Publication date: 2016-10-13
Also published as: CN204887160U

Abstract

Disclosed is a telepresence camera. The telepresence camera comprises: machine cores; a first driving device, used for driving the machine cores to move along a straight line; a second driving device, used for driving the machine cores to rotate in a first plane; and a third driving device, used for driving the machine cores to rotate in a second plane. The straight line is not in the first plane and the second plane. The first plane and the second plane are disposed in an included angle, and the included angle is greater than 0° and less than 180°. In the present utility model, a mechanical transmission mechanism is added on each machine core of the telepresence camera, and fine adjustment is performed on the space position of a lens by a small angle in the up, down, left, right, front and rear directions; and when the telepresence system is installed, the position of the lens is automatically corrected according to a reference object; the commissioning is simple, and optical design requirements are low.

Description

Telepresence camera

Technical field

The utility model relates to the field of electronics, in particular to a telepresence camera.

Background technique

With the development of society, the telepresence conference has been widely praised by people. In the telepresence conference, in order to achieve the live-action size of the output screen and the scene effect that does not overlap as much as possible, people think a lot of methods. The cameras used in the current telepresence conferences are often installed with multiple movements according to a certain spatial position relationship or Through some elaborate light path design and so on. However, the installation of the existing telepresence camera does not necessarily achieve the desired effect after extremely complicated debugging steps.

Utility model content

The main purpose of the embodiment of the present invention is to provide a telepresence camera, which aims to solve the problem of quick debugging of a telepresence camera.

In order to achieve the above object, an embodiment of the present invention provides a telepresence camera, which includes a movement, a first driving device for driving the movement to move along a straight line, and is used for driving the movement. a second driving device that rotates in a first plane, and a third driving device for driving the movement in a second plane; the straight line is not in the first plane and the second plane, The first plane and the second plane are disposed at an angle, and the angle ranges from greater than 0° to less than 180°.

In an embodiment of the invention, the first driving device is a front and rear transmission mechanism that drives the movement of the movement back and forth.

In the embodiment of the present invention, the front and rear transmission mechanism includes a first driving unit that drives the movement of the movement back and forth, and the corresponding position of the movement is provided with a rack adapted to the first driving unit.

In an embodiment of the invention, the first drive unit includes a first threaded drive shaft that meshes with the rack and a first drive motor that is mounted on the first threaded drive shaft.

In the embodiment of the present invention, the second driving device is a left and right transmission mechanism that drives the movement of the movement to the left and right.

In the embodiment of the present invention, the left and right transmission mechanisms include a second driving unit that drives the movement of the movement to the left and right, and the first gear of the second driving unit is disposed at a corresponding position of the movement.

In an embodiment of the invention, the second drive unit includes a second threaded drive shaft that meshes with the first gear and a second drive motor that is mounted on the second threaded drive shaft.

In the embodiment of the invention, the third driving device is an upper and lower transmission mechanism that drives the movement of the movement up and down.

In the embodiment of the present invention, the upper and lower transmission mechanisms include a third driving unit that drives the movement of the movement up and down, and the second gear of the third driving unit is disposed at a corresponding position of the movement.

In an embodiment of the invention, the third drive unit includes a second threaded drive shaft that meshes with the second gear and a second drive motor that is mounted on the second threaded drive shaft.

An embodiment of the present invention provides a telepresence camera, the telepresence camera including a movement, a first driving device for driving the movement along a straight line, and driving the movement in a first plane a second driving device that rotates, and a third driving device for driving the movement in the second plane; the straight line is not in the first plane and the second plane, the first plane and The second plane is disposed at an angle, and the angle is greater than 0° and less than 180°. The utility model adds a mechanical transmission mechanism to each movement of the telepresence camera, and performs fine adjustment of the spatial position of the lens on the up, down, left, and right front and rear angles. When the telepresence system is installed, the position of the lens is automatically controlled according to the reference object. Correction, simple commissioning, and low optical design requirements.

DRAWINGS

1 is a schematic structural view of a telepresence camera of the present invention;

Figure 2 is a schematic structural view of the first driving device of Figure 1;

Figure 3 is a schematic structural view of the second driving device of Figure 1;

Figure 4 is a schematic structural view of the third driving device of Figure 1;

5 is a schematic diagram of a telepresence camera of the present invention when correcting a reference picture;

FIG. 6 is a schematic diagram of the telepresence camera of the present invention correcting the position of the reference picture.

The implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.

detailed description

It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The utility model provides a telepresence camera. Referring to FIG. 1 , FIG. 1 is a schematic structural view of a telepresence camera of the present invention. The telepresence camera includes a movement 10 for driving the movement along a straight line. a driving device 20, a second driving device 20 for driving the movement in the first plane, and a driving mechanism for rotating the movement in the second plane a third driving device 30; the straight line is not in the first plane and the second plane, and the first plane and the second plane are disposed at an angle, and the range of the angle is greater than 0°, less than 180°.

The telepresence camera provided by the utility model adds a mechanical transmission mechanism to each movement of the telepresence camera, and fine-tunes the spatial position of the lens by up and down, left and right, and small angles. When installing the telepresence system, according to the reference object Automatically correct the position of the lens. It can achieve good debugging results without complicated debugging or optical design that requires high production and installation processes. Therefore, the debugging is simple and the optical design requirements are low.

As shown in FIG. 2, FIG. 2 is a schematic structural view of the first driving device shown in FIG. 1. In the embodiment, the first driving device 20 is a front and rear transmission mechanism 21 that drives the movement 10 to move back and forth.

Specifically, referring to FIG. 2, the front and rear transmission mechanism 21 includes a first driving unit 212 that drives the movement to move back and forth, and the movement 10 is correspondingly disposed to be adapted to the first driving unit 212. Rack 211.

The first drive unit 212 includes a first threaded drive shaft 2112 that meshes with the rack and a first drive motor 2122 that is mounted on the first threaded drive shaft 2121.

The telepresence camera provided by the utility model drives the front and rear transmission mechanism 21 of the movement 10 to move the front and rear small angles of the lens. When installing the telepresence system, the lens is used according to the reference object. The position is automatically corrected. It can achieve good debugging results without complicated debugging or optical design that requires high production and installation processes. Therefore, the debugging is simple and the optical design requirements are low.

As shown in FIG. 3, FIG. 3 is a schematic structural view of the second driving device shown in FIG. 1. In the embodiment, the second driving device 30 is a left and right transmission mechanism 31 that drives the movement 10 to move left and right.

Specifically, as shown in FIG. 3, the left and right transmission mechanism 31 includes a second driving unit 312 that drives the movement of the movement 10 to the left and right. The movement 10 is disposed at a corresponding position with the second driving unit 312. The adapted first gear 311.

The second driving unit 312 includes a second screw drive shaft 3112 that meshes with the first gear 311 and a second drive motor 3122 that is mounted on the second screw drive shaft 3121.

The telepresence camera provided by the utility model performs fine adjustment of the left and right small angles of the spatial position of the lens by driving the left and right transmission mechanisms 31 of the movement 10 to the left and right. When the telepresence system is installed, the lens is used according to the reference object. The position is automatically corrected. It can achieve good debugging results without complicated debugging or optical design that requires high production and installation processes. Therefore, the debugging is simple and the optical design requirements are low.

As shown in FIG. 4, FIG. 4 is a schematic structural view of the third driving device shown in FIG. 1. In the embodiment, the third driving device 40 is an upper and lower transmission mechanism 41 for driving the movement 10 to move up and down.

Specifically, the upper and lower transmission mechanism 41 includes a third driving unit 412 that drives the movement 10 to move up and down, and the movement 10 is disposed at a corresponding position with a second gear that is matched with the third driving unit 412. 411.

The third driving unit 412 includes a second screw drive shaft 4121 that meshes with the second gear 411 and a second drive motor 4122 that is mounted on the second screw drive shaft 4121.

The telepresence camera provided by the utility model can finely adjust the spatial position of the lens by the upper and lower transmission mechanism 41 for driving the movement 10 up and down. When the telepresence system is installed, the lens is used according to the reference object. The position is automatically corrected. It can achieve good debugging results without complicated debugging or optical design that requires high production and installation processes. Therefore, the debugging is simple and the optical design requirements are low.

As shown in FIG. 5, the telepresence camera provided in this embodiment, the debugging method of the telepresence camera includes:

Step S100: Install the telepresence camera on top of the TV in the middle of the venue. Because it is easier to be precise at this position.

In step S200, a corrected reference picture is placed in front of the movement 10 of the telepresence camera and perpendicular to the ground, and the position is just the position of the participant. Wherein, the horizontal line 200 in the reference picture represents the width of the seat, and the thin line 100 represents the outer frame of the picture. The horizontal line 200 can be at the very bottom of the picture, or it can be in a special position, such as the position of the participant's chest line, or the position of the table plane. The horizontal line 200 does not need to occupy the entire screen to facilitate programming. When the calibration procedure is run, the horizontal line 200 is first adjusted to be parallel to the ground and appropriately displaced from the bottom, and then the first drive motor 2122 or the third drive motor 4122 is adjusted to make the height of the vertical line coincide with the actual required height. The thickness of the line can be specifically designed according to the actual program requirements.

After the step S200 is completed, the angle of view of the lens is fixed. If the multi-player is true, the step S300 needs to be performed after performing the correction of all the shots in step S200, as shown in FIG.

In step S300, the reference picture is placed upside down on the edge of the horizon of a movement 10, and then the calibration program is adjusted to adjust the second drive motor 3122 of the adjacent movement 10 so that the thick black line is substantially at the boundary of the two lens fields. , thus achieving the stitching of the picture. Similarly, other adjacent movements 10 can be adjusted.

The above steps can also be repeated slightly to achieve the best adjustment effect.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the patents of the present invention. Any equivalent structure or equivalent flow transformation made by the specification and the drawings of the present invention may be directly or indirectly applied to other related The technical fields are all included in the scope of patent protection of the present invention.

Industrial applicability

The telepresence camera provided by the above embodiment includes a movement, a first driving device for driving the movement to move along a straight line, and a second driving for driving the movement to rotate in a first plane. Device, and for driving the said a third driving device that rotates the movement in the second plane; the straight line is not in the first plane and the second plane, and the first plane and the second plane are disposed at an angle, the clip The range of angles is greater than 0° and less than 180°. The utility model adds a mechanical transmission mechanism to each movement of the telepresence camera, and performs fine adjustment of the spatial position of the lens on the up, down, left, and right front and rear angles. When the telepresence system is installed, the position of the lens is automatically controlled according to the reference object. Correction, simple commissioning, and low optical design requirements.

Claims

A telepresence camera comprising a movement, a first driving device for driving the movement to move in a straight line, and a second driving device for driving the movement to rotate in a first plane And a third driving device for driving the movement to rotate in a second plane; the straight line is not in the first plane and the second plane, and the first plane and the second plane are The angle is set, and the angle is greater than 0° and less than 180°.
A telepresence camera according to claim 1, wherein said first driving means is a front and rear transmission mechanism for driving said movement back and forth.
A telepresence camera according to claim 2, wherein said front and rear transmission mechanisms include a first driving unit that drives said movement to move back and forth, said movement corresponding position being provided to be compatible with said first driving unit Matching rack.
The telepresence camera of claim 3 wherein said first drive unit includes a first threaded drive shaft that meshes with said rack and a first drive motor mounted on said first threaded drive shaft.
The telepresence camera of claim 1, wherein said second driving means is a left and right transmission mechanism that drives said movement to move left and right.
The telepresence camera of claim 5, wherein the left and right transmission mechanisms include a second driving unit that drives the movement of the movement to the left and right, and the corresponding position of the movement is disposed to be compatible with the second driving unit. The first gear is equipped.
The telecine camera of claim 6, wherein the second drive unit includes a second threaded drive shaft that meshes with the first gear and a second drive motor that is mounted on the second threaded drive shaft.
A telepresence camera according to claim 7, wherein said third driving means is an up-and-down transmission mechanism for driving said movement up and down.
A telepresence camera according to claim 8, wherein said upper and lower transmission mechanisms include a third driving unit that drives said movement up and down, said movement corresponding to said movement position being adapted to said third driving unit The second gear is equipped.
The telepresence camera of claim 9, wherein said third drive unit includes a second threaded drive shaft that meshes with said second gear and a second drive motor that is mounted on said second threaded drive shaft.