CN1976401A - Remote shooting system and camera system - Google Patents

Remote shooting system and camera system Download PDF

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Publication number
CN1976401A
CN1976401A CN 200610163697 CN200610163697A CN1976401A CN 1976401 A CN1976401 A CN 1976401A CN 200610163697 CN200610163697 CN 200610163697 CN 200610163697 A CN200610163697 A CN 200610163697A CN 1976401 A CN1976401 A CN 1976401A
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China
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main computer
computer unit
camera
image
unit
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CN 200610163697
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CN1976401B (en
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石毛良幸
渡边干夫
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Fujifilm Corp
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Fujifilm Corp
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Abstract

A remote shooting system includes an imaging unit, a main unit, and an imaging driving section. The main unit includes a position sensor that detects a vertical or horizontal position of the main unit. Based on an instruction signal transmitted from the main unit to the imaging driving section according to the position detected by the position sensor, the imaging driving section drives the imaging unit being attached to the imaging driving section about a rotation axis parallel with an optical axis of a shooting lens provided in the imaging unit.

Description

Remote shooting system and camera chain
Technical field
The present invention relates to carry out the remote shooting system of remote shooting, and relate to camera chain, it comprises: camera, and it is provided with image device and image capture optical system; And the video camera main computer unit, camera is connected thereto separably, and its reception and handling from camera image transmitted signal.
Background technology
Usually, each has known remote shooting system: the image capture part, and it comprises imaging lens system and image device, and produces the picture signal of performance object image; And operation part, it is used for remotely operating camera part.In such remote shooting system, carry out vertically shooting (vertical shooting), the user is included in functional unit in the operation part by operation like this, provides the instruction of remote shooting partial rotation 90 being spent around the pivot that is parallel to optical axis.
The also known remote shooting system that is provided with image capture apparatus and is used for controlling the master controller of this image capture apparatus via communication path.For example, Japanese Patent Application Publication No.2002-94867 discloses such system and has proposed the technology of a kind of change icon (icon), the image capture apparatus of described icon indicated number on the display of master controller is so that according to image pickup mode guiding user operation.This technology is vertical by the icon of checking demonstration, allows the user to know user's direction of rotation that this user's expection will be used when holding image capture apparatus, so that carry out vertically shooting.
Simultaneously, proposed a kind of camera chain, it comprises: the video camera main computer unit, and it is provided with image capture optical system and image device; And camera, it is connected to the video camera main computer unit separably, and this camera chain intention is carried out the use (for example seeing Japanese Patent Application Publication No.2002-322021) that shooting maximizes the shooting performance of camera simultaneously.In such camera chain, if can carry out shooting, be easily, just regardless of whether camera is connected to the video camera main computer unit, if even also can carry out shooting when camera when the video camera main computer unit separates by remote operation, be easily.Suppose to make a video recording and can in this way carry out by remote operation, if it is be provided with the position that pan head (panhead) is used for freely regulating camera, then convenient.Under these circumstances,, can not only utilize the camera that is connected to the video camera main computer unit to carry out shooting, also can utilize the camera that is connected to pan head to make a video recording according to imaging environment.
In order to utilize the camera execution camera operation of separating from the video camera main computer unit to be similar to the mode of utilizing the camera that is connected to the video camera main computer unit to carry out camera operation, need to strengthen the performance of pan head, pan head can freely be moved according to any operation, and the pan of these operational example such as main body (panning), pitching are taken (tilting) and are used for 90 degree rotations of portraitlandscape shooting (these operations can after be called as pan operation, pitching shooting operation and rotation (rolling) respectively and operate or rotation).
In this, design and proposed polytype pan head (for example seeing Japanese Patent Application Publication No.7-294296, No.7-209700 and No.11-211474) up to now.Disclosed technology is used for regulating according to remote operation the position of image capture apparatus in these documents.These technology go for being used to connect the pan head of camera, make camera freely to be moved according to any operation that for example pan, pitching are taken and rotated.
Yet, the most conventional systems that comprise Japanese Patent Application Publication No.7-294296, No.7-209700 and No.11-211474 are such system, wherein the user can by operating operation parts dollying head or user can so that lens towards wear with the user and as the glasses of view finder towards identical direction.Therefore, these systems can not be easy-to-use when the user carry out pan, pitching shooting or rotate.
Simultaneously,, also increase for the demand of acceleration transducer, angular-rate sensor and magnetic direction transducer recently along with the popularizing of navigation system thereupon, and thereby these transducers become enough cheaply to be installed on the digital camera.Japanese Patent Application Publication No.9-322021, No.7-294296, No.7-209700 and No.11-211474 have used such transducer.When using acceleration transducer, can detect the position of camera or video camera main computer unit etc.In addition, when using acceleration transducer and magnetic direction transducer simultaneously, can when camera or the rotation of video camera main computer unit, detect their position change state.
As mentioned above, in conventional remote shooting system, vertically operation that shooting need be by the functional unit that is provided with in operation part or the operation by the setting device that in master controller, is provided with.Yet when using conventional video camera, the user only need rotate to lengthwise position with the video camera main computer unit, to carry out vertical shooting.Therefore, for the user, it is difficult carrying out vertical shooting reposefully and promptly in conventional remote shooting system, because the user need experience above-mentioned time-consuming operation.
Summary of the invention
The present invention considers above situation and makes, and be provided on the operating characteristics excellent remote shooting system, a kind of camera chain also is provided, and it allows the user to utilize the camera execution camera operation of separating from the video camera main computer unit as the camera execution camera operation that utilization is connected to the video camera main computer unit.
First remote shooting system of the present invention is such remote shooting system, and it comprises:
Image-generating unit, it comprises imaging lens system and image device, to produce the picture signal of expression object;
Main computer unit, image-generating unit can separablely be connected thereto, and its reception and the record from image-generating unit image transmitted signal; And
Imaging driving section, the image-generating unit that separates from main computer unit can separablely be connected thereto, and the position of its control image-generating unit,
Wherein main computer unit comprises: the test section, and it detects the lengthwise position of main computer unit and any of lateral attitude; And hop, it is according to the position of the detected main computer unit in test section, transfer instruction signal wirelessly, and
Wherein imaging driving section comprises: receiving unit, and it receives the command signal from the main computer unit wireless transmission; And the rotary driving part branch, the command signal that it receives based on this receiving unit around the rotating shaft of the optical axis of the imaging lens system that is parallel to image-generating unit, is rotatably coupled to the image-generating unit of imaging driving section.
In first remote shooting system, imaging driving section is according to the vertical or horizontal position of main computer unit, reception is from the command signal of main computer unit wireless transmission, and based on the command signal that receives, around the rotating shaft of the optical axis of the imaging lens system that is parallel to image-generating unit, be rotatably coupled to the image-generating unit of imaging driving section.Therefore, first remote shooting system makes can be only easily carry out the remote longitudinal shooting by mobile host unit on vertical shooting direction, as under the situation of the conventional picture pick-up device that is connected to its image-generating unit at its main computer unit.Therefore, can be provided in remote shooting system excellent on the operating characteristics.
In first remote shooting system according to the present invention, preferably, imaging driving section also comprises hop, and it is from being connected to the image-generating unit wireless receiving picture signal of this imaging driving section, and the image signal radio that receives is transferred to main computer unit, and
This main computer unit also comprises receiving unit, and it receives the picture signal from the imaging driving section wireless transmission.
These supplementary features make can be between main computer unit and imaging driving section the transmission and the reception of carries out image signal.
Second remote shooting system of the present invention is such remote shooting system, and it comprises:
Imaging moiety comprises image-generating unit, and it has: imaging lens system; Produce the image device of the picture signal of expression object; And
Operation part, it comprises the test section, the lengthwise position of this test section detecting operation part and any of lateral attitude,
Wherein this operation part also comprises hop, and it is according to by detected position, test section transfer instruction signal wirelessly, and
Wherein this imaging moiety also comprises: receiving unit, and it receives the command signal from the operation part wireless transmission; And the rotary driving part branch, it is based on the command signal that is received by receiving unit, rotates this image-generating unit around the rotating shaft of the optical axis that is parallel to imaging lens system.
In this second camera system, imaging moiety receives from the command signal of operation part transmission according to the vertical or horizontal position of operation part, and image-generating unit is based on the command signal that receives, around the rotating shaft rotation of the optical axis that is parallel to this imaging lens system.Therefore, this second remote shooting system makes and can just make a video recording thereby easily carry out remote longitudinal to carry out vertical shooting by move operation part on vertical shooting direction.Therefore, can be provided in remote shooting system excellent on the operability.
First camera chain of the present invention is such camera chain, and it comprises:
Camera, it comprises imaging lens system and image device;
The video camera main computer unit, camera can separablely be connected thereto, and this main computer unit receives and handles from this camera image transmitted signal; And
Head adapter, it comprises: the pan head part, wherein the camera that separates from the video camera main computer unit can separablely be connected to this pan head part, rather than is connected to the video camera main computer unit; And a receiving unit, it receives the operation signal from the video camera main computer unit,
Wherein this video camera main computer unit comprises:
Detect the position detection part of the position of video camera main computer unit; And
The main computer unit hop, it transmits operation signal and gives head adapter according to by detected position, position detection part, and
Wherein this head adapter also comprises the pan head control section, and it is based on the operation signal that is received by a receiving unit, by driving the position that this pan head partly is operatively connected to the camera of pan head part.
In first camera chain, even when camera and video camera main computer unit are separated from one another, the main computer unit hop is according to the position by the detected video camera main computer unit in position detection part, the operation signal that transmission is used for determining composition (composition) is to head adapter, and a receiving unit receives from the operation signal of main computer unit hop transmission.Therefore, under the control of pan head control section, the position of camera is adjusted to the position of determining the composition represented by operation signal.
This camera chain make the user can by just as the operation of the main computer unit that is operatively connected camera rather than in conventional camera chain the operating operation parts, regulate the position of camera.
Therefore, realized such camera chain, itself in addition when camera and video camera main computer unit are separated from one another, carry out the similar mode of shooting with the state when being connected to the video camera main computer unit down and carry out shooting when camera.
In first camera chain, preferably, this video camera main computer unit also comprises selector switch, it switches the mode of the position that changes the camera that is connected to the pan head part between two kinds of patterns, a kind of pattern in these two kinds of patterns is used for changing according to the operation of the functional unit by being arranged on the video camera main computer unit position of camera, another kind of pattern is according to the position of the change camera of the position of video camera main computer unit
The handover information that this main computer unit hop is relevant with the state of selector switch except operation signal also transmits is given head adapter, and
The pan head control section drives this pan head part based on operation signal and handover information.
When camera operation for example pan, pitching take and rotate optional, can be more easily as in the conventional camera chain, utilizing functional unit to come operating system.
For this reason, be provided with between any of two kinds of patterns of selector switch in first camera chain and switch.Because this head adapter also receives handover information as mentioned above, the pan head control section of this head adapter is according to handover information control pan head part, with according to the operation by operation part or regulate the position of camera according to the position of video camera main computer unit.
After so selector switch being set, can also in the position that changes the video camera main computer unit by pan, pitching shooting or rotary manipulation, carry out shooting as in the conventional camera chain, carrying out shooting by the operating operation parts.As a result, can provide more user-friendly camera chain.
In first camera chain, the position detection part can comprise 3-axis acceleration sensor, drives the pan head part with box lunch detected position according to the video camera main computer unit when camera and video camera main computer unit are separated from one another.This 3-axis acceleration sensor is as the position detection part, and expression can be transferred to camera based on the signal of the position of the testing result of this 3-axis acceleration sensor.
In first camera chain, the position detection part can also comprise any of magnetic direction transducer and angular-rate sensor except 3-axis acceleration sensor.Should additional feature make it can detect the angle variation that during the target location, takes place in rotation on the direction of rotation.Therefore, by improving the sensitivity level of pan head part, the user can carry out shooting by pan, pitching shooting or rotation, and the camera that is connected to the video camera main computer unit just as utilization is carried out shooting.
As mentioned above, 3-axis acceleration sensor, magnetic direction transducer and angular-rate sensor are owing to the increase of demand becomes more cheap.Therefore, use 3-axis acceleration sensor and additionally use magnetic direction transducer or angular-rate sensor not to increase cost in camera chain, therefore can be used as cheap product provides camera chain.
By the way, the main computer unit adapter that is similar to head adapter can add camera chain to, and the function of the video camera main computer unit of first camera chain can be included in the main computer unit adapter.
Such camera chain is according to second camera chain of the present invention,
This second camera chain is such camera chain, and it comprises:
Camera, it comprises imaging lens system and image device;
The video camera main computer unit, camera can separablely be connected thereto, and its reception and handling from camera image transmitted signal;
Head adapter, it comprises: the pan head part, the camera that separates from the video camera main computer unit can separablely be connected to this pan head, rather than is connected to the video camera main computer unit; And a receiving unit, it receives the operation signal from the video camera main computer unit; And
The main computer unit adapter, it can separablely be connected to the video camera main computer unit that separates from camera, rather than is connected to camera,
Wherein this main computer unit adapter comprises:
The position detection part, it detects the position of main computer unit adapter; And
The main computer unit hop, its basis is given head adapter by the detected location transmission operation signal in position detection part, and
Wherein this head adapter also comprises the pan head control section, and it by driving the pan head part, is operatively connected to the position of the camera of pan head part based on the operation signal that receives by a receiving unit.
In this second camera chain, preferred main computer unit adapter also comprises selector switch, it is between two kinds of patterns, switch the mode of the position that changes the camera that is connected to the pan head part, this two kinds of patterns a kind of is used for changing according to the operation of the functional unit by being arranged on the video camera main computer unit position of camera, and another pattern is used for changing according to the position of video camera main computer unit the position of camera
This main computer unit hop is except operation signal, also transmits about the handover information of the state of selector switch to give head adapter, and
The pan head part drives the pan head part based on operation signal and handover information.
In addition, in second camera chain, the position detection part can comprise 3-axis acceleration sensor.In this case, the position detection part can also comprise any in magnetic direction transducer and the angular-rate sensor outside 3-axis acceleration sensor.
According to the present invention, can be provided in remote camera system excellent on the operability, and such camera chain also is provided, it allows the user to utilize the camera execution camera operation of separating from the video camera main computer unit as the camera execution camera operation that utilization is connected to the video camera main computer unit.
Description of drawings
Fig. 1 is for showing the figure according to the embodiment of the first remote camera system of the present invention;
Fig. 2 is for being connected to the block diagram of main computer unit with the electronic system architecture under the state of carrying out conventional shooting when the imaging unit;
Fig. 3 is for showing how image-generating unit is connected to the figure of imaging driving section;
Fig. 4 is the figure of the structure of the rotary driving part branch of demonstration imaging driving section;
Fig. 5 is for showing when at main computer unit be connected with the figure that carries out the state of remote shooting between the imaging driving section of image-generating unit;
Fig. 6 is presented at image-generating unit to be connected to the block diagram of imaging driving section with the electronic system architecture under the state of carrying out remote shooting;
Fig. 7 is for showing the figure at the back that is arranged on the main computer unit in the remote shooting system shown in Fig. 5;
Fig. 8 is for showing when utilizing the main computer unit shown in Fig. 7 to carry out the figure of the state of vertical shooting to right rotation 90 degree;
Fig. 9 is for showing when utilizing the main computer unit shown in Fig. 7 to carry out the figure of the state of vertical shooting to anticlockwise 90 degree;
Figure 10 is the flow chart of the shooting handling procedure carried out in the remote shooting system that is presented at according to present embodiment;
Figure 11 is presented at when camera to be connected under the state of video camera main computer unit figure according to the structure of the camera chain of the embodiment of camera chain of the present invention;
Figure 12 is for showing the block diagram that is connected to the electronic system architecture under the state of video camera main computer unit when camera;
Figure 13 is according to the figure of the structure of the camera chain of the embodiment of camera chain of the present invention under the state that separates from the video camera main computer unit when camera;
Figure 14 is presented at the end view of the camera chain shown in Figure 13 and the rearview of video camera main computer unit;
Figure 15 is the block diagram of the internal structure of camera under the released state shown in Figure 13 and Figure 14 and head adapter;
Figure 16 is the block diagram that is presented at the internal structure of video camera main computer unit under the released state shown in Figure 13 and 14 and main computer unit adapter;
Figure 17 is for showing the figure of pan, pitching shooting and rotation direction;
Figure 18 is included in the figure of the other system configuration in another video camera main computer unit for showing the function when the main computer unit adapter shown in Figure 16; And
Figure 19 is the figure that is presented at the internal structure of the video camera main computer unit shown in Figure 18.
Embodiment
Embodiments of the invention will be described with reference to the accompanying drawings.
Fig. 1 is for showing the figure according to the embodiment of first remote shooting system of the present invention.
Fig. 1 describes: according to the remote shooting system 1 of the embodiment of first remote shooting system of the present invention; Image-generating unit 1a; Main computer unit 1b; And be included in imaging driving section 1c in the remote shooting system 1.
Image-generating unit 1a comprises imaging lens system and image device, and it will be described after a while, and produces the picture signal of expression object image.
Image-generating unit 1a can separablely be connected to main computer unit 1b.When imaging unit 1a was connected to main computer unit 1b, main computer unit 1b is recording image signal after receiving signal from image-generating unit 1a.Be arranged in main computer unit 1b the center for being provided with the installing component 10b of a plurality of installations contact.Image-generating unit 1a also has similar mounting portion.At the end face of main computer unit 1b, be furnished with release-push 13b, pattern dish 14b and radio antenna 171b.In addition, on the front of main computer unit 1b, be furnished with AWB transducer 11b and photoflash lamp window 12b.Pattern dish 14b is used to select any of static image pickup mode, motion picture pickup pattern, conventional image pickup mode and remote shooting pattern etc.
Main computer unit 1b also is provided with position transducer 172b (corresponding to the example of " test section " of the present invention), and it detects the vertical or horizontal position of main computer unit 1b.According to the vertical or horizontal position of detected main computer unit 1b command signal by position transducer 172b output, carry out wireless transmission from the wireless I/F part 151b shown in Fig. 2 via antenna 171b, this is wireless, and I/F part 151b is described after a while.This is wireless I/F part 151b also receives picture signal from image-driven part 1c wireless transmission as receiver.
Position transducer 172b is made by mercury or weight type (weight-type) transducer, and detects 90 degree rotations, but transducer 172b can be by detection intermediate angle such as use MEMS transducers.Radio communication in an embodiment can be by meeting IEEE 802.11 grades WLAN, for example Wireless USB and Bluetooth short haul connection and for example the long-range network of CDMA etc. communicate by letter any carry out.
The image-generating unit 1a that removes from main computer unit 1b can separablely be connected to imaging driving section 1c.This imaging driving section 1c controls the position of this image-generating unit 1a when image-generating unit 1a is connected thereto.This imaging driving section 1c has wireless I/F part 112c, and it receives command signal from main computer unit 1b wireless transmission as receiver via antenna 111c.This is wireless I/F part 112c is also as conveyer, and its wireless transmission is given main computer unit 1b from the picture signal that the image-generating unit 1a that is connected to image-driven part 1c receives.
Imaging driving section 1c also has rotary driving part and divides 120c, it is based on the command signal of utilizing wireless I/F part 112c to receive, the rotating shaft rotation that causes the image-generating unit 1a that is connected to imaging driving section 1c to be provided with around the optical axis of the imaging lens system that is parallel to image-generating unit 1a.This rotary driving part divides 120c to have: the mounting portion 10c that is provided with a plurality of installations contact; Ultrasound electric machine 121c; Shell 122c.
In order to carry out conventional shooting, image-generating unit 1a is mechanically connected to main computer unit 1b along the chain-dotted line shown in Fig. 1, simultaneously the installation contact of image-generating unit 1a respectively with each contact alignment of main computer unit 1b.Therefore, a plurality of installations contact of unit 1a is connected to the correspondence of unit 1b the contact is installed, and image-generating unit 1a and main computer unit 1b become each other and be electrically connected thus.
In order to carry out remote shooting, image-generating unit 1a is mechanically connected to imaging driving section 1c along the chain-dotted line shown in Fig. 1, simultaneously the installation contact of image-generating unit 1a respectively with each contact alignment of imaging driving section 1c.With reference to figure 2, the operation that is used for conventional shooting is described at first.
Fig. 2 is for showing that working as imaging unit 1a is connected to the block diagram of main computer unit 1b with the electronic system architecture under the state of carrying out conventional shooting.
The top of Fig. 2 has shown the structure of image-generating unit 1a, and the bottom of Fig. 2 has shown the structure of main computer unit 1b.At first, will the structure of image-generating unit 1a be described.
Image-generating unit 1a has image capture optical system 11a and image device 12a (being called " CCD " hereinafter, because use the CCD solid imaging element here).In image capture optical system 11a, be furnished with imaging lens system, aperture etc.CCD 12a produces expression is formed on the object image of CCD 12a by image capture optical system 11a view data.The view data that is produced by CCD 12a outputs to analog part 13a, will be subjected to for example processing of noise reduction in this view data.Subsequently, view data sends to the A/D part 14a that view data is applied the modulus signal conversion.Data image signal is provided for Digital Signal Processing part 140a, the Digital Signal Processing that the signal that receives will be scheduled to here then.The signal of Chu Liing directly is transferred to high speed serialization driver 150a or JPEG compression section 141a via data/address bus 192a thus.Utilize JPEG compression section 141a to be transferred to high speed serialization driver 150a then with the picture signal of jpeg format compression.
The picture signal that offers main computer unit 1b by high speed serialization driver 150a comprises three types signal: the picture signal that is used for whole process (mobiles) image (through image), rest image and live image.The picture signal (being hereinafter referred to as " omnidistance picture signal ") that is used for omnidistance image is, when utilizing pattern dish 14b to select rest image image pickup mode or motion picture pickup pattern, be used on LCD panel (not shown), showing the signal of the omnidistance image of the object that the imaging lens system that utilizes image capture optical system 11a is caught.The picture signal (being called " rest image signal " hereinafter) that is used for rest image is pressed the signal of the rest image that obtains behind the release-push 13b when selecting the rest image image pickup mode for expression.The picture signal that is used for live image is being pressed the signal of the live image that obtains behind the release-push 13b when selecting the motion picture pickup pattern for expression.The request that response is sent by main computer unit 1b, this any picture signal of three types is transferred to main computer unit 1b by high speed serialization driver 150a from image-generating unit 1a.
Simultaneously, the picture signal of utilizing A/D part 14a to be converted to digital form also offers the integrated circuit 16a that is located in the back segment.This integrated circuit 16a is as the element (being called " AF " and " AE " hereinafter) that activates AF function and AE function.This integrated circuit 16a measures object brightness and activates the AE function, and also measures the object distance to activate the AF function.Object brightness and the object distance measured by integrated circuit 16a offer stop opening/focal length/zoom controller 17a via data/address bus 192a, this stop opening/focal length/zoom controller 17a is adjusted in the aperture of the aperture among the image capture optical system 11a and the position of the condenser lens in the image capture optical system based on the measurement result that receives like this.This structure makes as long as the lens in the image capture optical system 11a of image-generating unit 1a just can activate AF and AE during towards different object.Therefore, CCD 12a produces and exports and represents that conduct focuses on fast and the view data of the object image that the result of brightness regulation is focused.CCD 12a, analog part 13a, A/D part 14a and integrated circuit 16a synchronously operate with the clock signal that is produced by timing pulse generator (TG) 18a.
The ROM store initialization program of system storage 190a, manufacturer's title, model name, version information etc.Simultaneously, the RAM of system storage 190a has be used for the working region of using the term of execution of program.
Nonvolatile memory 191a storage is used to carry out the exclusive functional programs of image-generating unit 1a.
Image-generating unit CPU 19a is according to the process of describing in the initialize routine among the ROM that is stored in system storage 190a, the program among the nonvolatile memory 191a of being stored in is sent to the RAM of system storage 190a, and according to the whole image-generating unit 1a of program control that transmits.
This image-generating unit 1a also comprises: battery 151a; DC/DC transducer 101a, it will be from the voltage transitions of battery 151a for the dc voltage of predetermined level and provide this dc voltage to each module; And power-supply controller of electric 100a, it controls this DC/DC transducer 101a.Here be through with for the description of the structure of image-generating unit 1a.Then, will the structure of main computer unit 1b be described.
Whole operations of main computer unit 1b utilize main computer unit CPU 100b to control, as under the situation of image-generating unit 1a.The ROM store initialization program of system storage 101b, manufacturer's title, model name, version information etc.Simultaneously, the RAM of system storage 101b has the working region of using the term of execution of program.
Nonvolatile memory 102b stores the exclusive adjusting data of main computer unit 1b and is used to carry out the exclusive functional programs of main computer unit 1b.
Main computer unit CPU 100b is according to the process of describing in the initialize routine among the ROM that is stored in system storage 101b, the program among the nonvolatile memory 102b of being stored in is sent to the RAM of system storage 101b, and according to the whole main computer unit 1b of program control that transmits.
In the present embodiment, the picture signal of any of three types of just aforesaid omnidistance picture signals, rest image signal and moving picture signals, 150b sends main computer unit 1b to from image-generating unit 1a via the high speed serialization driver.For example, when receiving the omnidistance picture signal of JPEG compression, the picture signal of utilizing the JPEG compression/decompression part 109b decompress(ion) of main computer unit 1b to receive offers Digital Signal Processing part 103b then, and signal is converted into the omnidistance picture signal that is used to show herein.The omnidistance picture signal that is used for showing is stored in frame memory 104b then.Lcd controller 105b reads the omnidistance picture signal that is stored among the frame memory 104b, and shows omnidistance image based on read output signal on the LCD of LCD 1050b panel.Lcd controller 105b also is provided with from screen and goes up the information that shows (OSD) 1051b, and together shows choice menus with omnidistance image based on the information that provides on the LCD panel.
Except the above-described element that is used to handle picture signal, main computer unit 1b has timer 110b and the calendar clock 111b that is used for showing on the LCD panel via OSD 1051b time and date information.
Main computer unit 1b also comprises memory card slot 107b, wherein is inserted with the card I/F 106b of the storage card 108b of storage card 108b and this insertion of access removedly.The data of storage card 108b storage representation rest image and live image.
Main computer unit 1b also comprises operation indicating section 132b, and it comprises release-push 13b, pattern dish 14b etc., and provides operational order to main computer unit CPU 100b.Operational order offers main computer unit CPU 100b via I/O133b from operation indicating section 132b.This main computer unit CPU100b carries out processing according to the operational order that receives.Yet, release-push 13b is directly connected to the interruption terminal (interruptionterminal) of main computer unit CPU 100b and image-generating unit CPU 19a, therefore and CPU 19a and 100b can interrupt by pressing release-push 13b, to activate rest image handling procedure or live image handling procedure.
Main computer unit 1b also comprises battery 160b, and it provides power supply every to main computer unit 1b via DC/DC transducer 141b, also provides power supply every to camera system 1a via DC/DC transducer 101a.These DC/DC transducer 101a and 141b are controlled by the power-supply controller of electric 100a and the power-supply controller of electric 140b that are arranged among image-generating unit 1a and the main computer unit 1b respectively.(slid) mains switch 21 in response to sliding provides the power-supply controller of electric 140b of electrical instruction to main computer unit 1b.Then, power-supply controller of electric 140b provides the DC/DC transducer 141b of output order to main computer unit 1b, and also provides the power-supply controller of electric 100a of output order to image-generating unit 1a via I/O 161b, and power supply offers every from DC/DC transducer 101a like this.For I/O 161b, input indication image-generating unit 1a is connected to the signal LDET of " L " level of main computer unit 1b.
Main computer unit 1b also has usb driver 131b and is used to be connected to the USB connector 130b of external device (ED) (for example personal computer).
Main computer unit 1b also comprises position transducer 172b and the antenna 171b that as above describes as the feature of present embodiment, and wireless I/F part 151b.As will be described later, in remote shooting, use wireless I/F part 151b, and as conveyer, by antenna 171b, according to the vertical or horizontal position wireless transmission command signal by the detected main computer unit 1b of position transducer 172b.This is wireless I/F part 151b is also as receiver, and it receives the picture signal from imaging driving section 1c wireless transmission.Next, remote shooting will be described.
Fig. 3 is for showing how image-generating unit 1a is connected to the figure of imaging driving section 1c.
In order to carry out remote shooting, as shown in FIG. 3, image-generating unit 1a is along being mechanically connected to imaging driving section 1c at the chain-dotted line shown in Fig. 3 (A), and contact alignment are installed with those of imaging drive unit 1c respectively in the installation contact of image-generating unit 1a simultaneously.Therefore, a plurality of installations contact of unit 1a is connected to the correspondence of unit 1c the contact is installed, and therefore image-generating unit 1a and imaging driving section 1c become and be electrically connected each other.
Here, the rotary driving part of imaging driving section 1c divides image-generating unit 1a that 120c will be connected to imaging driving section 1c the rotating shaft A rotation around the optical axis of the imaging lens system that is parallel to image-generating unit 1a.This rotary driving part divides 120c also around at the rotating shaft B of vertical direction with around in the horizontal direction rotating shaft C rotation tomography unit 1a.
Fig. 4 divides the figure of the structure of 120c for the rotary driving part that shows imaging driving section 1c.
The rotary driving part that shows in Fig. 4 divides 120c to be provided with ultrasound electric machine 121c, mounting portion 10c and shell 122c.
Shell 122c is provided with the rotating shaft 122c6 and the bearing 122c7 of the worm gear 122c2, the worm gear 122c3 from worm gear 122c2 transmission rotary driving force that are used for vertical motor rotating 122c1, main shaft and are supported by motor 122c1, braked wheel (skidding wheel) 122c4, the electric wire 122c4 that is used to control ultrasound electric machine 121c, hollow structure (areial structure).
Shell 122c also has worm gear 122c9 that the motor 122c8 that is used to horizontally rotate, main shaft support by motor 122c8, from worm gear 122c10, braked wheel 122c11, the rotating shaft 122c12 of worm gear 122c9 transmission rotary driving force be used for the screwed hole 122c13 that divides 120c to be connected to tripod rotary driving part.
Ultrasound electric machine 121c produces mechanical oscillation and obtains revolving force based on these mechanical oscillation by the piezoelectric element (not shown), thereby is rotatably coupled to the image-generating unit 1a of imaging driving section 1c around the rotating shaft of the optical axis of the imaging lens system that is parallel to image-generating unit 1a.
Can also be by the cross key on the operation back surfaces that will describe after a while and that be arranged in main computer unit 1b, to drive the motor 122c8 that is used for vertical motor rotating 122c1 and is used to horizontally rotate respectively, around being used for as shown in FIG. 3 at the rotating shaft B of vertical direction rotation and the rotating shaft C that is used for rotating in the horizontal direction, rotation tomography unit 1a.In order to prevent user's direction indication owing to the rotation of main computer unit 1b changes, the function of cross key can change according to the position of main computer unit 1b.
Fig. 5 is presented at main computer unit 1b and is connected with the figure that carries out the state of remote shooting between the imaging driving section 1c of image-generating unit 1a.
As shown in Figure 5, image-generating unit 1a is connected to imaging driving section 1c to carry out remote shooting.At first, will be described in the operation of carrying out during the remote shooting with reference to figure 6.
Fig. 6 is presented at as imaging unit 1a to be connected to the block diagram of imaging driving section 1c with the electronic system architecture under the state of carrying out remote shooting.
The top of Fig. 6 has shown the structure of image-generating unit 1a, and the bottom of Fig. 6 has shown the structure of imaging driving section 1c simultaneously.The structure that the similar of image-generating unit 1a shows in Fig. 2, and therefore will no longer describe.Below describe and to concentrate in the description of imaging driving section 1c.
Imaging driving section 1c is provided with antenna 111c, wireless I/F part 112c and rotary driving part divides 120c.
Imaging driving section 1c is provided with and drives CPU 19c and memory 190c, and this driving CPU19c controls whole imaging driving section 1c.ROM stored information in memory 190c for example is used to drive the program of imaging driving section 1c, and the RAM in memory 190c has the working region that will use the term of execution of program simultaneously.
Imaging driving section 1c also is provided with high speed serialization driver 150c, battery 151c, DC/DC transducer 101c and power-supply controller of electric 100c.High speed serialization driver 150c receives any picture signal of three types; This signal of three types is omnidistance picture signal, rest image signal and the moving picture signal from image-generating unit 1a transmission.
Fig. 7 is the figure that is presented at the back of the main computer unit 1b that is provided with in the remote shooting system shown in Fig. 51.
Back at the main computer unit 1b shown in Fig. 7 is furnished with LCD panel 22.Be presented on the LCD panel 22 under the state when remaining on rotine positioning (horizontal level) as main computer unit 1b based on the omnidistance image of omnidistance picture signal.On LCD panel 22 next doors, be furnished with cross key 23 as operation keys.When menu screen etc. was presented on the LCD panel 22, the user can come choice menus by four keys of operation cross key 23, and these four keys are: UP (on) key 23a, DOWN (descending) key 23b, RIGHT (right side) key 23c and LEFT (left side) key 23d.
Be arranged in and be Menu key 24 and execute key 25 below the cross key 23.Menu key 24 is used for display menu on LCD panel 22.When menu is shown by the operation of Menu key 24 by the user, and when any one that is presented at a plurality of options in the menu on the LCD panel 22 selected by the operation of any key in four keys of cross key 23 by the user, the project of selection the user by execution after the operation of execute key 25.
Fig. 8 is for showing when utilizing the main computer unit 1b that shows in right rotation 90 degree Fig. 7 to carry out the vertically figure of the state of shooting.
As shown in the part (a) of Fig. 8, main computer unit 1b spends to carry out vertical shooting to right rotation 90.Then, via the antenna 171b of main computer unit 1b, from the position transducer 172b wireless transmission of main computer unit 1b according to by 90 degree of main computer unit 1b command signals to the position that right rotation causes.This command signal is received by wireless I/F part 112c (see figure 6) via the antenna 111c of the imaging driving section 1c that shows in the part (b) of Fig. 8.Based on the command signal that receives by wireless I/F part 112c, drive CPU 19c control rotary driving part and divide 120c, make and be connected to the rotating shaft of the image-generating unit 1a of imaging driving section 1c around the optical axis of the imaging lens system that is parallel to image-generating unit 1a, in the shooting direction, dextrorotation turn 90 degrees.Therefore, can be only by direction mobile host unit 1b in vertical shooting, just by main computer unit 1b is spent to right rotation 90 as shown in the part (a) of Fig. 8, as under the situation that the image-generating unit 1a that is connected to main computer unit 1b in utilization vertically makes a video recording, easily carry out the remote longitudinal shooting.Therefore, remote shooting system 1 is provided as the system with excellent and easy operability.
Fig. 9 is for showing when utilizing the main computer unit 1b to shown in anticlockwise 90 degree Fig. 7 to carry out the vertically figure of the state of shooting.
As shown in the part (a) of Fig. 9, main computer unit 1b to anticlockwise 90 degree to carry out vertical shooting.Then, via the antenna 171b of main computer unit 1b, transmit according to 90 command signals of spending to the position that anticlockwise produces by main computer unit 1b from the position transducer 172b of main computer unit 1b is wireless.This command signal is received by wireless I/F part 112c via the antenna 111c of the imaging driving section 1c that shows in the part (b) of Fig. 9.Based on the command signal that receives by wireless I/F part 112c, drive CPU 19c control rotary driving part and divide 120c, make the image-generating unit 1a be connected to imaging driving section 1c in the shooting direction, be rotated counterclockwise 90 degree around the rotating shaft of the optical axis of the imaging lens system of image-generating unit 1a.Therefore, only by direction mobile host unit 1b in vertical shooting, just shown in the part (a) of Fig. 9 with main computer unit 1b to anticlockwise 90 degree, as under the situation that the image-generating unit 1a that is connected to main computer unit 1b in utilization vertically makes a video recording, can easily carry out the remote longitudinal shooting.Therefore, this remote shooting system 1 is provided as has excellent and system easy operability, just as the dextrorotary situation of 90 degree.
Figure 10 is the flow chart that is presented at according to the shooting handling procedure of carrying out in the remote shooting system 1 of present embodiment.
After the main computer unit 1b energising, begin at the shooting handling procedure shown in Figure 10.At first, determine that at step S1 place current image pickup mode is that conventional image pickup mode still is the remote shooting pattern.When definite current shooting was conventional image pickup mode, flow process proceeded to step S2.
At step S2 place, determine whether image-generating unit 1a is connected to main computer unit 1b.When definite image-generating unit 1a was connected to main computer unit 1b, flow process proceeded to step S3, carried out conventional shooting at this step place.In routine shooting, be recorded with image about the information of camera position (rotine positioning/right rotation/anticlockwise).Then, EP (end of program).Simultaneously, when definite image-generating unit 1a was not connected to main computer unit 1b, flow process proceeded to step S4 place, and show the indication for such fact at this step place: this image-generating unit 1a is not connected to main computer unit 1b.Then, EP (end of program).
Simultaneously, when definite current shooting was the remote shooting pattern, flow process proceeded to step S5, carried out the wireless transmission for imaging driving section 1c at this step place.At step S6 place, carry out monitoring camera (omnidistance image pickup) subsequently.Especially, the image that is transferred to imaging driving section 1c from image-generating unit 1a is transmitted wirelessly to main computer unit 1b, and this main computer unit 1b shows the image that receives then.
At step S7 place, determine camera position subsequently.Particularly, when definite main computer unit 1b when right rotation 90 is spent, the rotation (I), this flow process proceeds to step S8.At step S8 place, turn clockwise towards the image-generating unit 1a of shooting direction, flow process proceeds to step S10 then.Simultaneously, when definite main computer unit 1b when anticlockwise 90 is spent, the rotation (II), flow process proceeds to step S9.At step S9 place, be rotated counterclockwise towards the image-generating unit 1a of shooting direction, flow process proceeds to S10 then.When definite main computer unit 1b when rotine positioning (horizontal level), flow process is directly to step S10.
At step S10 place, determine whether to press release-push 13b.When determining not press release-push 13b, flow process is got back to step S7.Simultaneously, when determining to supress release-push 13b, flow process proceeds to step S11.
At step S11 place, carry out actual shooting.Particularly, the image that is sent to imaging driving section 1c from image-generating unit 1a is transmitted wirelessly to main computer unit 1b, and this main computer unit 1b is the image that arrives of recorder then.Then, this EP (end of program).
Now, with the embodiment that describes according to second remote shooting system of the present invention.
In embodiment, according to the combination of image-generating unit 1a among the embodiment of first remote shooting system of the present invention and imaging driving section 1c example corresponding to " imaging moiety " in second remote shooting system according to the present invention according to second remote shooting system of the present invention.In addition, according to the example of the main computer unit 1b among the embodiment of first remote shooting system of the present invention corresponding to " operation part " in second remote shooting system according to the present invention.Embodiment according to second remote shooting system of the present invention has such structure, and therefore will omit the detailed description for it.
In embodiment according to second remote shooting system of the present invention, the basis that transmits from main computer unit 1b (operation part) vertically/command signal of lateral attitude received by image-generating unit 1a and imaging driving section 1c (imaging moiety).Based on the command signal that receives, image-generating unit 1a (part of imaging moiety) is around the rotating shaft rotation of the optical axis that is parallel to imaging lens system.Therefore, can only easily carry out the remote longitudinal shooting by direction mobile host unit 1b (operation part) in vertically shooting.Therefore, provide remote shooting system with easy and excellent operability.
Now, with the embodiment that describes according to camera chain of the present invention.
Figure 11 is the figure that is used to describe according to the camera chain 2001 of the embodiment of camera chain of the present invention to Figure 16.
Figure 11 is under the state in the time will being connected to video camera main computer unit 2001b as camera 2001a, according to the figure of the structure of the camera chain 2001 of the embodiment of camera chain of the present invention.Figure 12 is the block diagram of the electronic system architecture under the state that is presented at when camera 2001a is connected to video camera main computer unit 2001b.Figure 13 is for showing under the state of camera 2001a when video camera main computer unit 2001b separates, according to the figure of the structure of the camera chain 2001 of the embodiment of camera chain of the present invention.Figure 14 is the figure that is presented at the rearview of the end view of the camera chain 2001 shown in Figure 13 and video camera main computer unit 2001b.Figure 15 is the block diagram that is presented at the internal structure of camera 2001a under the released state shown in Figure 13 and Figure 14 and head adapter 2002a.Figure 16 is the block diagram that is presented at the internal structure of video camera main computer unit 2001b under the released state of Figure 13 and Figure 14 and main computer unit adapter 2002b.
In the camera chain shown in Figure 11 and 13 2001, head adapter 2002a and main computer unit adapter 2002b provide as annex (seeing Figure 13), it can separablely respectively be connected to camera 2001a and video camera main computer unit 2001b, to carry out remote shooting.When these adapters 2002a and 2002b are connected to camera 2001a and video camera main computer unit 2001b respectively, the long-range execution that shooting can be as shown in Figure 13.At first, with reference to Figure 11 and Figure 12, under the state that is described in when camera 2001a is connected to video camera main computer unit 2001b, the structure of camera chain 2001 and operation.The second, referring to figs. 13 through Figure 16, will the structure and the operation of camera chain 2001 be described, this camera chain 2001 is used for utilizing camera 2001a to carry out shooting by the remote operation from video camera main computer unit 2001b.
As shown in Figure 11, camera chain 2001 comprises: camera 2001a, and it is provided with image capture optical system and image device; Video camera main computer unit 2001b, it receives picture signal from camera 2001a via being used for the interface of input signal to camera 2001a/ from camera 2001a output signal.In Figure 11, show the video camera main computer unit 2001b that camera 2001a and camera 2001a can separablely be connected thereto respectively.At the camera 2001a shown in Figure 11 is one of two or more cameras, and in the described camera any can be connected to video camera main computer unit 2001b.
Shown in Figure 11 be arranged in video camera main computer unit 2001b center for mounting portion 2010b, it is provided with a plurality of installations contact, and can receive the end of camera 2001a.The end of camera 2001a is provided with a plurality of installations contact similarly.Be in alignment with each other by the installation contact with both sides, the end of camera 2001a is along the chain-dotted line shown in Figure 11, thereby insertion is connected to the mounting portion 2010b of video camera main computer unit 2001b.
These a plurality of installations contacts are assigned to communicate by letter uses and powers use, by these contact is installed, and set up communication between video camera main computer unit 2001b and camera 2001a, and power supply offers camera 2001a from video camera main computer unit 2001b.The contact is installed also to be comprised: the contact that is provided for the interface of both sides; Be provided for the contact of two industrial sidings, it is used for providing release signal to camera 2001a from video camera main computer unit 2001b; And be provided for notifying the video camera main computer unit 2001b camera contact that 2001a is connected thereto.
On the 2010b of mounting portion, be furnished with AWB transducer 2011b, the type of its detection light source when shooting.Based on the type by the detected light source of AWB transducer 2011b, for example sunlight or fluorescence are provided with suitable colour temperature in signal processing, and this will discuss after a while, and make best white balance adjusting thus.That be arranged in AWB transducer 2011b next door is flash of light window 2012b, partly launches flash of light by its flash light emission from be arranged in video camera main computer unit 2001b.Be arranged in and be release-push 2013b and pattern dish 2014b on the end face of video camera main computer unit 2001b.Operator scheme dish 2014b to be selecting image pickup mode or replay mode, and when selecting the image pickup mode selection, further selects rest image image pickup mode or motion picture pickup pattern.Mains switch is set to the one with pattern dish 2014b, and the user can come energized by operator scheme dish 2014b like this.
Now, the internal structure of camera 2001a and video camera main computer unit 2001b will be described with reference to Figure 12.
The left part of Figure 12 has shown the electronic system of camera 2001a, and the right side part of Figure 12 has shown the electronic system of video camera main computer unit 2001b simultaneously.
Before the image-signal processing system of describing camera 2001a and video camera main computer unit 2001b, will describe and the relevant structure of battery Bt as the power supply that is used to operate camera chain 2001.
In the camera chain 2001 of present embodiment, camera 2001a and video camera main computer unit 2001b utilize the power supply that provides from the battery Bt of video camera main computer unit 2001b to operate.
The power-supply controller of electric 2180b that provides between the battery Bt of video camera main computer unit 2001b and DC/DC transducer 2181b has been provided Figure 12.When the operation that is included in the mains switch that (is also included within wherein at the pattern dish 2014b shown in Figure 11) among the KEY/LED 2019b when utilization is connected switch among the power-supply controller of electric 2180b, power supply offers DC/DC transducer 2181b (being shown as " DC/DC " in Figure 12), this DC/DC transducer provides power supply to each piece subsequently, thereby activates video camera main computer unit 2001b.
When the actuator-activated video camera main computer unit 2001b that utilizes by mains switch, main computer unit CPU 2100b begins to control the operation of video camera main computer unit 2001b.In this, if provide ground signalling (GND) to give the test side (Det) of main computer unit CPU 2100b from camera 2001a, main computer unit CPU 2100b detects such state: camera 2001a is connected.
When camera 2001a is connected to main computer unit CPU 2100b and the connection of the mains switch in KEY/LED 2019b (comprising pattern dish 2014b), main computer unit CPU 2100b only offers the fact of the test side (Det) of main computer unit CPU 2100b based on ground signalling (GND), can detect the connection status of camera 2001a, thereby connect switch SW.After connecting switch SW, the battery Bt of main computer unit CPU 2100b is connected to power-supply controller of electric 2195a, and further is connected to the DC/DC transducer 2196a of camera 2001a.This makes when camera 2001a is connected to main computer unit CPU 2100b, can be when the energized switch immediately the battery Bt from main computer unit CPU 2100b provide power supply to camera 2001a.
With such method, when main computer unit CPU 2100b detected the connection of camera 2001a, power supply was offered camera 2001a automatically.This makes that main computer unit CPU 2100b can be by control low-speed serial interface (being called " low-speed serial I/F " hereinafter) 2110b when energising, and the CPU 2019a of request camera 2001a transmits initialization information.After the request of receiving, a CPU 2019a transmission initialization information is given main computer unit CPU 2100b.Main computer unit CPU 2100b carries out initialization then based on the initialization information that receives according to the type of camera 2001a.After finishing initialization, if pattern is an image pickup mode when energising, then main computer unit CPU 2100b is via low-speed serial I/F 2110b, and request header CPU 2019a transmits omnidistance image.In the following description, the picture signal of representing omnidistance image will be called as " omnidistance picture signal ".
When for the request of the transmission of omnidistance image by the CPU 2019a of camera 2001a via low-speed serial I/F 2150a when main computer unit CPU 2100b receives, a CPU 2019a causes CCD 2012a to begin to produce omnidistance picture signal with predetermined frame frequency by control timing generator (TG) 2017a.
Now, will the structure and the operation of camera chain 2001 be described in more detail.
As shown in Figure 12, the camera 2001a of the part of formation camera chain 2001 is provided with image capture optical system 2011a and CCD 2012a.Be arranged among the image capture optical system 2011a for zoom lens 2111a, condenser lens 2112a, aperture 2113a and mechanical shutter 2114a.After providing power supply to camera 2001a from video camera main computer unit 2001b, when utilizing video camera main computer unit 2001b to notify present mode for image pickup mode to camera 2001a, by driver DR driving device shutter 2114a, open optical receiving surface then, system 2001 enters the shooting wait state like this.
Subsequently, after the request that receives for the transmission of omnidistance picture signal, CPU2019a is by control TG 2017a, repeat to provide the exposure commencing signal and repeat to provide the end exposure signal to CCD 2012a then with between the exposure commencing signal with becoming predetermined space, CCD 2012a produces omnidistance picture signal like this.Simultaneously, timing signal also offers CDS 2013a and the A/D part 2014a that provides from TG 2017a back segment, and picture signal can be handled in time like this.In CDS 2013a, to accept noise reduction process from the picture signal (analog rgb signal) of CCD 2012a output.In A/D part 2014a, the analog rgb conversion of signals is a figure pattern.The digital rgb signal is transferred to video camera main computer unit 2001b by high-speed serial I/F 2015a then.The digital rgb signal also offers integrated package 2016a from A/D part 2014a, wherein makes for the digital rgb signal focusing on and the exposure adjusting.
In order to produce omnidistance image, the clear focusedimage of regulating that exposed must form on the optical receiving surface of CCD 2012a.Therefore, result based on exposure adjusting of carrying out by integrated package 2016a and focal length detection, CPU 2019a indication driver DR regulates the position of condenser lens 2112a and the aperture of aperture 2113a, and the clear focusedimage of correct exposure can be formed on the optical receiving surface of CCD 2012a like this.CPU 2019a determines that condenser lens 2112a is in focal position after receiving the position signalling that sends from position detector 2115a.Make such determine after, a CPU 2019a indication driver DR stops the driving for condenser lens 2112a immediately.
In the present embodiment, with the frame frequency of for example 1/30s, and synchronously, export omnidistance picture signal from CCD 2012a and give CDS 2013a from the clock signal of TG 2017a.After standing the noise reduction of CDS2013a, omnidistance picture signal sends to A/D part 2014a, and signal experience analog signal conversion also offers high-speed serial I/F 2015a then herein.Video camera main computer unit 2001b also has similar high-speed serial I/F 2102b, and therefore, omnidistance picture signal is sent to video camera main computer unit 2001b by high-speed serial I/F 2015a and 2102b from camera 2001a.The omnidistance picture signal of Chuan Songing is represented the object image that utilizes the imaging lens system in image capture optical system 2011a to capture thus, therefore and under the state when by pattern dish 2014b (being included among the KEY/LED 2019b) selection image pickup mode, these signals are used at the LCD of LCD2107b panel and the last demonstration of electronic viewfinder (EVF) 2108b object image.Except omnidistance signal, comprise from the picture signal that camera 2001a is sent to video camera main computer unit 2001b: represent when image pickup mode, selecting the rest image image pickup mode by the picture signal (being called as " rest image signal " hereinafter) of user by the rest image of the operation acquisition of release-push 2013b by high-speed serial I/F 2015a and 2102b; And represent when in image pickup mode, selecting the motion picture pickup pattern by the picture signal (being called as " moving picture signal " hereinafter) of user by the live image of the operation acquisition of release-push 2013b.Response is from the request of video camera main computer unit 2001b, and this any picture signal of three types is sent to video camera main computer unit 2001b by high-speed serial I/F 2015a and 2102b.
The flash rom that is arranged among the camera 2001a is described the program of the process be used to operate camera 2001a except storage, for example also stores the data about the structural information of camera 2001a.If the order that is used for structural information such as initialization transmission of Information by low-speed serial I/F2110b and 2150a when video camera main computer unit 2001b sends, the request that camera 2001a response is such sends the structural information that is stored among the flash rom 2191a by low-speed serial I/F 2110b and 2150a and arrives video camera main computer unit 2001b.
Therefore low-speed serial I/F 2110b and 2150a are used for when shooting exchange command between video camera main computer unit 2001b and camera 2001a.When the order that for example sends the transmission that is used for picture signal (any of omnidistance picture signal, rest image signal and moving picture signal) from video camera main computer unit 2001b by low-speed serial I/F 2110b and 2150a during to camera 2001a, camera 2001a transmits data image signal (any in omnidistance picture signal, rest image signal and the moving picture signal) by high-speed serial I/F 2015a and 2102b quickly than low-speed serial I/F 2110b and 2150a and arrives video camera main computer unit 2001b.By the way, in Figure 12, the transmission of the picture signal that speech " picture channel " expression links by high-speed serial I/F 2015a them and 2102b from camera 2001a to video camera main computer unit 2001b, and the transmission of speech " control channel " expression control signal between video camera main computer unit 2001b and camera 2001a by low-speed serial I/F 2110b and 2150a.In addition, speech " dedicated signal lines " expression is by the transmission from the release signal of release-push 2013b of the industrial siding among Figure 12.Figure 12 has also shown image line data " DATA #1 " and " the DATA #2 " that represents two picture channels, has also shown the clock line that is arranged on except picture channel between high-speed serial I/F 2015a and the 2102b.
Therefore camera 2001a and video camera main computer unit 2001b have constituted the camera chain of carrying out shooting.
In the camera chain 2001 of present embodiment, camera 2001a and video camera main computer unit 2001b have head adapter 2002a and main computer unit adapter 2002b respectively, they each all be provided with the communicator that is used for wireless transmission, even when camera 2001a and video camera main computer unit 2001b are separated from one another, also can carry out shooting.
Figure 13 and Figure 14 have shown such head adapter 2002a, and it has: pan head part 2031a, and camera 2001a is separable to be connected thereto, rather than is connected to video camera main computer unit 2001b; And a communicator (having only its antenna 2251a that is used for communicating by letter to be presented at Figure 13), it applies signal processing for the picture signal that receives from camera 2001a.When head adapter 2002a is connected to camera 2001a as shown in Figure 13, replace the main computer unit adapter 2002b of camera 2001a also to be connected to video camera main computer unit 2001b, camera 2001a can carry out shooting according to the operational order that transmits from video camera main computer unit 2001b like this.In this case, when the selector switch 2029b of main computer unit adapter 2002b is arranged on the Abs side (seeing Figure 14), pan head part 2031a drives according to the position of video camera main computer unit 2001b, to regulate the position of camera 2001a.When switch 2029b switched to the Inc side, the position of camera 2001a becomes can be according to the adjusted (seeing Figure 14) by cross key 2039b.
Especially, when switch 2029b was arranged on the Inc side, the position that is connected to the camera 2001a of pan head part 2031a can utilize the operation by the cross key 2039b of video camera main computer unit 2001b to change; And when switch 2029b was arranged on the Abs side, the position of camera 2001a can change according to the position of video camera main computer unit 2001b.
Now, will head adapter 2002a and main computer unit adapter 2002b internal structure separately be described.
Be provided with at the head adapter 2002a shown in Figure 15: a communicator 2025a, it carries out the radio communication with host adapter 2002b; Signal repeater (intermediator) 2024a, its picture signal that will produce in camera 2001a is converted to the form that is applicable to radio communication.Simultaneously, the main computer unit adapter 2002b that shows in Figure 16 is provided with: main computer unit communicator 2021b, and it carries out the radio communication with head adapter 2002a; Main computer unit signal repeater 2022b will be that it will produce in camera 2001a and be converted back to when picture signal produces the form of using in camera 2001a by the picture signal that main computer unit communicator 2021b receives.Signal repeater 2024a and main computer unit signal repeater 2022b are not only to being sent to the picture signal of video camera main computer unit 2001b from camera 2001a, also, apply the signal form conversion suitably to be sent to the operation signal of camera 2001a from video camera main computer unit 2001b.Therefore, between video camera main computer unit 2001b and camera 2001a, can carry out the radio communication of the signal that uses any kind smoothly.
In this way, when each all was provided with the circuit of this execution radio communication as head adapter 2002a and main computer unit adapter 2002b, the camera 2001a that can be connected to the pan head part 2031a of head adapter 2002a by the remote operation utilization from video camera main computer unit 2001b carried out shooting.
At first, will the structure of head adapter 2002a be described.
Has battery Bt2 at the head adapter shown in Figure 15 2002.When the head adapter 2002a that replaces video camera main computer unit 2001b is connected to camera 2001a, provide power supply to camera 2001a from battery Bt2 rather than from the battery Bt of video camera main computer unit 2001b.
As under the situation of video camera main computer unit 201, head adapter 2002a is provided with the high-speed serial I/F 2021a and the low-speed serial I/F 2029a that is used for communicating by letter with the control signal of camera 2001a that is used for picture signal communication.This high-speed serial I/F 2021a and low-speed serial I/F 2029a are connected to head adapter CPU 2020a via bus, and this bus also is connected with the flash rom 2204a of the program that stores the description process and as the SDRAM 2023a of buffer storage.Therefore, according to the process of describing in the program that is stored in the flash rom, head adapter CPU 2020a causes the picture signal of high-speed serial I/F 2021a reception from camera 2001a, and causes SDRAM 2023a temporarily to store the picture signal that receives.When providing SDRAM2023a like this, head adapter CPU 2020a can read the picture signal that is stored among the SDRAM 2023a, and provide read output signal, and the signal processing 2022a processed images signal of memory by using in SDRAM 2023a once more to signal processing 2022a.
Such structure make can for the processing that is adjusted in each part regularly purpose and use SDRAM 2023a.For example, a signal repeater 2024a is the form that is suitable for radio communication with conversion of signals in time by using SDRAM 2023a.
Subsequently, utilize picture signal that a signal repeater 2024a is converted to the form that is suitable for radio communication to be sent to video camera main computer unit 2001b by communicator 2025a from the beginning.When picture signal was converted to the form that is suitable for radio communication thus, the mistake during wireless transmission took place to reduce significantly, and signal can correctly be sent to video camera main computer unit 2001b like this.
Communicator 2025a also receives operation signal from video camera main computer unit 2001b as receiver, and corresponding to the example of " receiving unit " of the present invention.
When operation signal when video camera main computer unit 2001b is sent to head adapter 2002a, receive an operation signal by a communicator 2025a.Based on the operation signal that receives, motor TM is taken in the pan motor PM of pan head part 2031a, pitching and electric rotating machine RM (seeing Figure 13) drives under the control of head adapter CPU 2020a.Head adapter CPU 2020a provides control signal to each driver 2201a, 2202a and 2203a, and driver 2201a, 2202a and 2203a are by providing motor drive signal to drive each motor TM, PM and RM according to each control signal to these motors like this.This pan head part 2031a is provided with and makes pan head 2031a to take three shaft actuators that drive on the either direction of direction and direction of rotation in panning direction, pitching according to the motor of the driving of correspondence, regulates the position of camera 2001a thus.In the present embodiment, (for example: rotating part, the revolving force rotation that its basis transmits from motor by for example gear transmission chain or chain belt be provided with three actuators; And the pitching photographing section, it is taken according to utilizing cam to be converted to straight-line revolving force pitching), these three actuators are actuated to mobile pan head part 2031a on pan, pitching shooting and direction of rotation respectively.Each actuator drives according to the revolving force that the motor (any of motor 2201a, 2202a and 2203a) by correspondence produces, thereby can accurately adjust the position of camera 2001a.
Head adapter 2002a of She Dinging and main computer unit adapter 2002b use in couples thus.Now, main computer unit adapter 2002b below will be described.
The main computer unit adapter 2002b that shows in Figure 16 is the unit that replacement camera 2001a can be connected to video camera main computer unit 2001b, and operates from the power supply that video camera main computer unit 2001b provides as utilization under the situation of camera 2001a.
Main computer unit adapter 2002b is provided with: main computer unit adapter cpu 2020b, whole operations of its main control system unit adapter 2002b; Be used for the high-speed serial I/F 2023b of picture signal communication and be used for carrying out the low-speed serial I/F 2024b that control signal is communicated by letter, as in the situation of camera 2001a with video camera main computer unit 2001b.
High-speed serial I/F 2023b and low-speed serial I/F 2024b are connected to main computer unit adapter cpu 2020b via bus, store the description process program flash rom 2201b and be also connected on this bus as the SDRAM 2202b of buffer storage.
Therefore, that transmit from head adapter 2002a and can under the control of main computer unit adapter cpu 2020b, temporarily be stored among the SDRAM2202b according to the process of describing in the program that is stored in the flash rom 2201b by the picture signal that main computer unit communicator 2021b receives.After SDRAM 2202b is set like this, for being regulated well from the timing of the sequential delivery of the picture signal of head adapter 2002a and for the timing of the processing in each part of main computer unit adapter 2002b, the main computer unit signal repeater 2022b picture signal that will be suitable for the form of radio communication suitably is converted to the form of using when the CCD 2012a that utilizes camera 2001a produces picture signal like this.
When picture signal when the high-speed serial I/F 2023b by main computer unit adapter 2002b is sent to video camera main computer unit 2001b by this way, if the picture signal that transmits is during for omnidistance picture signal for example, signal offers display controller 2105b then, and it shows omnidistance image based on omnidistance picture signal subsequently again on display screen.When pressing release-push 2013b when showing omnidistance image, release signal is sent to camera 2001a from video camera main computer unit 2001b by the main computer unit communicator 2021b of main computer unit adapter 2002b and the communicator 2025a of head adapter 2002a.The response release signal, the rest image signal that is produced by the CCD2012a of camera 2001a sends video camera main computer unit 2001b to by head adapter 2002a.After receiving the rest image signal by the main computer unit communicator 2021b in main computer unit adapter 2002b, the rest image signal that receives temporarily is stored among the SDRAM 2202b then.When all rest image signal storage were in SDRAM 2202b, the rest image signal was read from SDRAM 2202b, offered video camera main computer unit 2001b by high-speed serial I/F 2023b and 2102b then.Subsequently, utilize signal processing 2103b to handle the rest image signal, and the picture signal after handling is compressed by JPEG compression/decompression part 2091b.Picture signal after the compression is stored in the storage card that inserts draw-in groove 2093b with compressed information then.
In the camera chain of present embodiment, main computer unit adapter 2002b comprises switch 2029b.According to the state of switch 2029b, can determine the position of camera 2001a based on the operation by cross key 2039b or based on the position of video camera main computer unit 2001b.For example, when switch 2029b is arranged on Inc (increment) side, activate the cross key 2039b among the video camera main computer unit 2001b, basis can be sent to head adapter 2002a from main computer unit adapter 2021b by the operation signal of the operation of cross key 2039b like this, thereby regulates the position of camera 2001a.Simultaneously, when switch 2029b is arranged on Abs (definitely) side, cross key 2039b in video camera main computer unit 2001b was lost efficacy, like this, be used for being sent to head adapter 2002a from main computer unit communicator 2021b, thereby regulate the position of camera 2001a according to operation signal by the position of the position adjustments camera 2001a of the detected video camera main computer unit of the 3-axis acceleration sensor 2027b 2001b of main computer unit adapter 2002b.Main computer unit communicator 2021b is corresponding to the example according to " main computer unit translator unit " of the present invention.By the way, for the signal that allows head adapter 2002a identification to receive is according to the operation signal of the operation by cross key 2039b or according to the operation signal of the detection that utilizes acceleration transducer 2027b, the head of data is added control code " Inc " or " Abs " transmit data.Control data is corresponding to the example according to " handover information " of the present invention.This structure makes head adapter CPU 2020a can identify the signal that signal that the signal that receives is based on the operation by cross key 2039b also is based on the position of video camera main computer unit 2001b immediately, and therefore, the signal that does not need head adapter CPU 2020a to decode and receive.
Therefore, for example the user can switch to switch 2029b the Abs side not check that as view finder camera 2001a makes any adjusting by the display screen that only uses video camera main computer unit 2001b.Under these circumstances, the user as photographer at video camera main computer unit 2001b place can not consider that the position of camera 2001a carries out shooting, the camera 2001 that is connected to video camera main computer unit 2001b just as utilization is carried out shooting, and the display screen of this video camera main computer unit 2001b is seen by the user.Simultaneously, can watch under the situation of object by video camera main computer unit 2001b and camera 2001a in an identical manner the user, the user can switch to switch 2029b the Inc side to regulate the position of camera 2001a as the cross key 2039b of functional unit by operation.
In addition, in the present embodiment, if only be provided with acceleration transducer 2027b, the position of after the operation of the video camera main computer unit 2001b that is connected with main computer unit adapter 2002b, determining can be detected, but the position (anglec of rotation etc.) that during operation video camera main computer unit 2001b, is changing can not be detected.Therefore, in the present embodiment, be provided with angular-rate sensor 2028b, it detects at the state by determining after regulating the position that changes video camera main computer unit 2001b.
This improved structure makes pan head part 2031a can quickly respond to fast relatively pan or pitching shooting operation, thereby makes the position that can promptly regulate camera 2001a according to the position of video camera main computer unit 2001b.Therefore, the user in addition at camera 2001a when video camera main computer unit 2001b separates, can be connected to the camera 2001a executable operations of video camera main computer unit 2001b just as utilization, carry out any of pan, pitching shooting and rotary manipulation.
At last, pan, pitching shooting and direction of rotation are described.
Figure 17 is for showing the figure of pan, pitching shooting and direction of rotation.
The part of Figure 17 (a) shows panning direction, and the part of Figure 17 (b) shows pitching shooting direction, and the part of Figure 17 (c) shows direction of rotation.
That describe at the part (a) and (b) of Figure 17 and each left end (c) is form (viewframe).Simultaneously, be the home position of video camera main computer unit 2001b at the part (a) and (b) of Figure 17 and right-hand member (c), and the direction of operating that uses in the time of shooting is described in the left side in home position.
Simultaneously, what describe at the right-hand member of the part (c) of Figure 17 is the direction of rotation that is rotated operation, and the home position of video camera main computer unit 2001b is presented at the left side of the direction of rotation of description.
When the pan of demonstration in the part of carrying out at Figure 17 (a), make video camera main computer unit 2001b the direction of arrow swing that shows in the part (a) of Figure 17 (video camera main computer unit 2001b at first remains shown in the left part of the part (a) as Figure 17, then around in the center of Width center AXIS rotation).When the composition of expecting most obtains as the result who swings, press release-push 2013b and carry out shooting.
For this purpose, as previously mentioned, the camera chain 2001 of present embodiment also is provided with angular-rate sensor 2028b except acceleration transducer 2027b, and the state of video camera main computer unit 2001b after rotation can be detected by angular-rate sensor 2028b at once like this.
When angular-rate sensor 2028b is set like this, can respond any operation of pitching shooting and rotary manipulation as under the situation of pan operation, promptly regulate the position of camera 2001a.Therefore, the user can be only by improving the responsiveness level of the motor in pan head part 2031a, with under the situation of making a video recording with the camera 2001a that is connected to video camera main computer unit 2001b in utilization quite similarly mode carry out shooting.
If for example the object in user's the visual field is different from the object in the foregoing image that captures by camera 2001a very much, to be connected to the similar fashion of the camera 2001a shooting of video camera main computer unit 2001b with utilization, the user can switch to switch 2029b the Abs side.The result, the user can pass through to use the display screen of video camera main computer unit 2001b as view finder, and do not check object by camera 2001a practically, shooting is carried out in the camera 2001a execution shooting that is connected to video camera main computer unit 2001b just as utilization.
Simultaneously, when object in the image that utilizes camera 2001a to capture and object in the visual field in video camera main computer unit 2001b are approximate identical, can carry out shooting when checking object actual.Therefore, under these circumstances, the user can switch to switch 2029b the Inc side and determine composition by operation cross key 2039b.
By the way, the magnetic direction transducer can be set and substitute angular-rate sensor 2028b.
Figure 18 is another system configuration when the function of the main computer unit adapter 2002b that shows is included in video camera main computer unit 2001b in Figure 16.Figure 19 is the figure of the internal structure of demonstration video camera main computer unit 2001bb.
As shown in Figure 19, function (corresponding to the main computer unit signal repeater 2022bb among Figure 19, main computer unit wireless communicator 2021bb, acceleration transducer 2027bb and angular-rate sensor 2028bb) at the main computer unit adapter 2002b shown in Figure 16 is arranged in video camera main computer unit 2001bb inside, provide video camera main computer unit 2001bb separately to remove main computer unit adapter 2002b, thus simplied system structure.This also is an acceptable.
As previously mentioned, the present invention has realized a kind of camera chain, itself in addition when camera and video camera main computer unit are separated from one another, also allow the user to carry out shooting, the camera that is connected to the video camera main computer unit just as utilization is carried out shooting.

Claims (11)

1. remote shooting system, it comprises:
Image-generating unit comprises imaging lens system and image device, to produce the picture signal of expression object;
Main computer unit, image-generating unit can be connected thereto separably, and the picture signal that transmits from image-generating unit of its reception and record; And
Imaging driving section, the image-generating unit that separates from main computer unit can be connected thereto separably, and the position of imaging driving section control image-generating unit,
Wherein, described main computer unit comprises test section and hop, the lengthwise position of main computer unit and any of lateral attitude are detected in described test section, and described hop is according to the position wireless transmission command signal by the detected main computer unit in test section, and
Wherein, described imaging driving section comprises receiving unit and rotary driving part branch, described receiving unit receives the command signal from the main computer unit wireless transmission, described rotary driving part divides based on the command signal that is received by described receiving unit, is rotatably coupled to the image-generating unit of imaging driving section around the rotating shaft of the optical axis of the imaging lens system that is parallel to image-generating unit.
2. according to the remote shooting system of claim 1, wherein, described imaging driving section also comprises hop, and it wirelessly receives picture signal from the image-generating unit that is connected to imaging driving section, and wirelessly the picture signal that receives is sent to main computer unit, and
Wherein main computer unit also comprises receiving unit, and it receives the picture signal from the wireless transmission of imaging driving section.
3. remote shooting system, it comprises:
The imaging moiety that comprises image-generating unit, described image-generating unit has: imaging lens system; And image device, in order to produce the picture signal of expression object; And
Operation part, it comprises the test section, the lengthwise position of described operation part and any of lateral attitude are detected in described test section;
Wherein, described operation part also comprises hop, and it is according to by detected position, test section transfer instruction signal wirelessly, and
Wherein, described imaging moiety also comprises receiving unit and rotary driving part branch, described receiving unit receives the command signal from the operation part wireless transmission, described rotary driving part divides based on the command signal that is received by receiving unit, rotates described image-generating unit around the rotating shaft of the optical axis that is parallel to imaging lens system.
4. camera chain, it comprises:
Camera comprises imaging lens system and image device;
The video camera main computer unit, camera can be connected thereto separably, and described video camera main computer unit receives and handles from camera image transmitted signal; And
Head adapter, it comprises: the pan head part, the camera that separates from the video camera main computer unit can be connected to described pan head separably, rather than is connected to the video camera main computer unit; And a receiving unit, it receives the operation signal from the video camera main computer unit,
Wherein, described video camera main computer unit comprises:
Detect the position detection part of the position of video camera main computer unit; And
The main computer unit hop, its basis is by detected position, position detection part, and the transfer operation signal is given head adapter, and
Wherein, described head adapter also comprises the pan head control section, and it by driving the pan head part, is operatively connected to the position of the camera of pan head part based on the operation signal that is received by a receiving unit.
5. according to the camera chain of claim 4, wherein, described video camera main computer unit also comprises selector switch, it switches the mode of the position that changes the camera that is connected to the pan head part between two kinds of patterns, described two kinds of patterns are a kind of for change the pattern of the position of camera according to the operation by the functional unit that is provided with in the video camera main computer unit, another kind is the pattern according to the position of the position change camera of video camera main computer unit
Wherein, described main frame hop also transmits about the handover information of the state of selector switch and gives head adapter except the transmission operation signal, and
Wherein, described pan head control section drives the pan head part based on described operation signal and handover information.
6. according to the camera chain of claim 4, wherein, described position detection part comprises 3-axis acceleration sensor.
7. according to the camera chain of claim 4, wherein, described position detection part also comprises any of magnetic direction transducer and angular-rate sensor except 3-axis acceleration sensor.
8. camera chain, it comprises:
Camera comprises imaging lens system and image device;
The video camera main computer unit, camera can be connected thereto separably, and its reception and handling from camera image transmitted signal;
Head adapter, it comprises: the pan head part, the camera that separates from the video camera main computer unit can be connected to described pan head part separably, rather than is connected to the video camera main computer unit; And a receiving unit, it receives the operation signal from the video camera main computer unit; And
The main computer unit adapter, it can be connected to the video camera main computer unit that separates from camera separably, rather than is connected to camera,
Wherein, described main computer unit adapter comprises:
The position detection part, it detects the position of main computer unit adapter; And
The main frame hop, its basis is given head adapter by the detected position transfer operation in position detection part signal, and
Wherein, described head adapter also comprises the pan head control section, and it by driving the pan head part, is operatively connected to the position of the camera of pan head part based on the operation signal that is received by a receiving unit.
9. camera chain according to Claim 8, wherein, described main computer unit adapter also comprises selector switch, it switches the mode of the position that changes the camera that is connected to the pan head part between two kinds of patterns, a kind of pattern that changes the position of camera for basis by the operation that is arranged on the functional unit in the video camera main computer unit of described two kinds of patterns, another kind is the pattern according to the position of the position change camera of video camera main computer unit
Wherein, described main computer unit hop also transmits about the handover information of the state of selector switch and gives head adapter except operation signal, and
Wherein, described pan head control section drives the pan head part based on operation signal and handover information.
10. camera chain according to Claim 8, wherein, described position detection part comprises 3-axis acceleration sensor.
11. camera chain according to Claim 8, wherein, described position detection part also comprises any of magnetic direction transducer and angular-rate sensor except 3-axis acceleration sensor.
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