JP5052124B2 - Light control device - Google Patents

Description

  The present invention provides dimming control for each lighting load in a production space such as a theater stage or a TV studio where a required number of lighting devices (lighting loads) for various production spaces such as spotlights and floodlights are installed. The present invention relates to a dimming operation device that creates a dimming control signal for each scene in advance and calls the dimming control signal for each scene in a timely manner to provide lighting effects.

Conventionally, a preset unit for presetting (creating) a dimming control signal for dimming control of a lighting load such as a spotlight or floodlight for each scene, and an identification number for each scene in the dimming control signal Assigned and stored in the control unit as data, specified the identification number, recalls the dimming control signal of the corresponding scene from the control unit, and reproduces the light by operating the signal playback operation means (fader or encoder, etc.) There is known a dimming console designed to produce an effect.
As this kind of dimming console, various dimming consoles including a backup system in the case where an abnormality occurs in the control unit have been proposed (see, for example, Patent Documents 1 and 2).

JP-A-61-296681 Japanese Patent Laid-Open No. 1-186592

  However, a backup system in a conventional dimming console is mainly a so-called full backup system in which a control unit including a data storage device (hard disk or the like) or a control device (CPU or the like) is duplicated, and is highly reliable. Although it has the advantages, there are drawbacks such as a high cost for duplicating the device and an increase in the size of the device.

  The present invention has been made in view of such a conventional situation, and its purpose is to provide a backup system in the case where an abnormality occurs in the control unit in which the data of the dimming control signal for each scene is stored. In the light control console (light control device) provided, the backup system is configured as a minimum necessary to reduce the cost and size of the device. Another object of the present invention is to provide a dimming operation device capable of performing dimming control during normal operation and dimming control during abnormality by operating the same signal reproduction operation means (fader, encoder, etc.). And

In order to achieve the above object, the present invention presets a dimming control signal for dimming control of a lighting load for each scene, and assigns an identification number for each scene to the dimming control signal for storage. And a dimming operation device that performs lighting effects by calling the dimming control signal of the corresponding scene by specifying the identification number
Signal reproduction operation means for reproducing the called dimming control signal;
A dimming control signal for each scene is stored in the main memory as data together with the identification number, and a dimming control signal corresponding to the designated identification number is output;
A backup unit that operates in place of the control unit when an abnormality occurs in the control unit;
Switching means for switching the operation of the control unit and the backup unit,
The control unit stores a dimming control signal for each scene in the main storage device as dimming control data, and has a processing function of sending a part of the dimming control data to the backup unit,
The backup unit stores the partial dimming control data transmitted from the control unit, and the dimming control signal of the partial dimming control data stored in the sub storage device. Has a processing function to output,
The operation of the backup unit by the operation of the switching unit outputs the dimming control data stored in the sub storage device, and the dimming control by the operation by the signal reproduction operation unit is compensated. Features.

In the present invention, the signal reproduction operation means includes operation means normally used in the field of this kind of dimming operation, such as a fader, a belt type encoder, and a rotary encoder, and the signal reproduction operation means. By the above operation, the same light is formed to be reproducible when the control unit is activated and when the control unit is switched to the backup unit.
That is, the same signal reproduction means can reproduce the same light during normal times and in emergency situations.

In the dimming operation device according to the present invention, the dimming control data includes main dimming control data for performing main lighting effects for each scene, and lighting effects subdivided for each scene. Sub-dimming control data for performing,
The part of the dimming control data sent from the control unit to the backup unit is the main dimming control data,
In the normal state, the lighting effect that is subdivided for each scene by calling the main dimming control data and the sub dimming control data in a timely manner based on the operation of the signal reproduction operation means by the operation of the control unit. And
When an abnormality occurs in the control unit, the backup unit is operated by the switching unit, and the main dimming control data is called based on the operation of the signal reproduction operation unit, and the main illumination for each scene It is configured to compensate for the production.

  Further, the present invention is characterized in that when the part of the dimming control data is corrected and / or deleted in the control unit, the correction and deletion are also reflected in the backup unit. To do. Moreover, the present invention is characterized in that the illumination load is one or a plurality of lighting devices for a production space.

As described above, according to the present invention, only a part of the dimming control data is stored in the sub-storage device of the backup unit, and when an abnormality occurs in the control unit, the backup unit is activated, and signal reproduction operation means (fader) Or, the lighting effect by the dimming control can be performed by using the partial data stored in the sub storage device by the operation of the encoder). Here, it goes without saying that the data stored in the backup unit is the minimum data necessary for the lighting effect. Therefore, a new dimming operation device that can reduce the cost and size of the apparatus with the backup unit as a minimum configuration, and can perform the minimum illumination effect even if an abnormality occurs in the control unit. Could be provided.
When the control unit is operating (normal time) and when switching to the backup unit (when an abnormality occurs), the data that is the source of dimming control is the data stored in the main storage device of the control unit or the backup The signal reproduction operation means (fader or encoder) for reproducing the light based on the data is the same, and the same fader or encoder is used. The same light can be reproduced.

Dimming control data to be stored in the control unit, main dimming control data for performing main lighting effects for each scene, and sub dimming control data for performing lighting effects subdivided for each scene It is preferable that data stored in the backup unit (minimum data necessary for lighting effects) be the main dimming control data.
In this case, in a normal state, the main dimming control data and the sub dimming control data can be called in a timely manner, and a lighting effect subdivided for each scene can be performed based on the operation of the signal reproduction operation means. On the other hand, if an abnormality occurs in the control unit, the main dimming control data can be called, and the main lighting effect for each scene can be performed in the same way as normal based on the operation of the signal reproduction operation means. .

  In the control unit, when the partial dimming control data (main dimming control data) is corrected and / or deleted, the correction and deletion are also reflected in the backup unit. The effect can be more effective.

  When using lighting equipment for multiple production spaces (spotlights, floodlights, etc.) as the lighting load, the control unit and backup unit will be highly integrated and enlarged accordingly. Since the minimum necessary configuration is sufficient, there are many effects such as the above-described effects can be made more effective.

Hereinafter, an example of an embodiment of a dimming operation device according to the present invention will be described with reference to the drawings.
FIG. 1 is a schematic plan view of a dimming console 1 constituting the dimming operation device of this example, and FIG. 2 is a fader unit (signal reproduction operation unit) 3a, a control unit 6, and a backup unit 10 in the dimming console 1. It is a schematic block diagram which shows the relationship with the switching means 14,15,16.

  The dimming console 1 presets (creates) a dimming control signal for performing dimming control for changing the brightness and color of the plurality of lighting loads 30 for each scene, and the dimming control signal for each scene. Is assigned and stored, and the dimming control signal of the corresponding scene is called by designating the identification number, and each scene is illuminated by operating each fader (signal reproduction operation means) of the fader unit 3a. On the operation panel, the display unit 5 functions as a preset unit 2, a fader unit 3a, a storage operation unit 3b, a call operation unit 3c, other various operation units 4, a dimming control monitoring screen, etc. A changeover switch 14 and the like constituting the switching means to be described later are arranged at appropriate positions.

  A configuration in which a dimming control signal is preset for each scene, the dimming control signal is called for each scene, and a light is reproduced by an operation such as a fader is known in this kind of dimming console. Therefore, although not described in detail, a dimming control signal for each lighting load 30 is set by a plurality of faders or encoders (not shown) as preset operation means in the preset unit 2 to obtain a dimming control signal for each scene. An identification number for each scene is assigned to the light control signal by each storage operation switch (not shown) of the storage operation unit 3 b and stored in the control unit 6. Then, the identification number is designated by each call switch (not shown) of the call operation unit 3c, and the dimming control signal of the corresponding scene is output from the control unit 6 by the operation of each fader (not shown) of the fader unit 3a. The lights are played back.

  The control unit 6 receives a dimming control signal for each scene set by the preset unit 2 and assigned with an identification number by the storage operation unit 3b, stores it as data in the main storage device 7, and sends it from the call operation unit 3c. The dimming control signal data corresponding to the identified identification number is read from the main storage device 7, and the dimming control signal is illuminated via the dimming control signal switching board 16 in accordance with the operation of each fader of the fader unit 3a. A control device 8 for sending to the load 30 is provided. Further, the control device 8 has a processing function for sending only a part of the above-mentioned dimming control data to the backup unit 10 via the communication processing device 9.

  The backup unit 10 operates in place of the control unit 6 when an abnormality occurs in the control unit 6 (emergency), and receives a part of the dimming control data sent from the control unit 6 11 and the data thereof are stored in the sub storage device 12, and the data of the corresponding dimming control signal is read from the sub storage device 12 in accordance with the operation of the fader unit 3 a, and illumination is performed via the dimming control signal switching board 16. A sub-control device 13 for sending to the load 30 is provided.

  The switching means is for switching the operation of the control unit 6 and the backup unit 10, and includes a changeover switch 14, a fader signal switching board 15, a dimming control signal switching board 16, and the like. The change-over switch 14 is used for manual switching. When an abnormality or the like occurs in the control unit 6 (in an emergency), the emergency switch signal is dimmed with the fader signal switching board 15 when the change-over operation is performed. The signal is sent to the control signal switching board 16.

  The fader signal switching board 15 sends the fader signal sent from the fader unit 3a to the control unit 6 in the normal time, and receives the emergency switch signal from the changeover switch 14 and sends the fader signal to the backup unit 10. It is like that.

  The dimming control signal switching board 16 normally receives the dimming control signal sent from the control unit 6 at the input unit 17 and sends it to the illumination load 30 via the output unit 18 while from the changeover switch 14. When the emergency switch signal is received, a signal (abnormal signal or the like) sent from the control unit 6 is disconnected, and a dimming control signal (normal signal) sent from the backup unit 10 is received by the input unit 19. The normal signal is sent to the illumination load 30 via the output unit 18.

In this example, the above-mentioned dimming control data includes main dimming control data for performing a main lighting effect for each scene and sub-dimming control for performing a lighting effect subdivided for each scene. It is data.
The main dimming control data is stored in an area partitioned into pages 1 in the main storage device 7 of the control unit 6 as shown in FIG. As shown in FIGS. 3B and 3C, the sub dimming control data is stored in an area partitioned into page 2 and page 3 in the main storage device 7 of the control unit 6.
In this example, part of the dimming control data sent from the control unit 6 to the backup unit 10 is the main dimming control data described above, and as described above, the communication processing device 9 of the control unit 6 and the backup unit 10 Data communication and its backup (mirroring) are performed with the communication processing device 11 of the unit 10.

  Further, when the main dimming control data is corrected or deleted in the control unit 6 based on the operation of the preset unit 2 or the fader unit 3a, the control device 8, the communication processing devices 9 and 11, and the sub-control device 13 are used. Thus, the correction or deletion is automatically reflected in the backup unit 10 and the main dimming control data stored in the sub storage device 12 is automatically corrected or deleted.

  The illumination load 30 is a lighting device for an effect space used in a theater stage, a TV studio, or the like, such as a spotlight, a floodlight, and the like.

The dimming operation method by the dimming operation device of this example having the above configuration will be described. In a normal state, the fader signal output from the fader unit 3a is input to the control unit 6 as shown in FIG. Then, by the operation of the control unit 6, the main dimming control data and the sub dimming control data described above are recalled in a timely manner, and a lighting effect subdivided for each scene is performed.
On the other hand, when an abnormality occurs in the control unit 6 (in an emergency), the switch 14 is operated to send a switch signal to the fader signal switching board 15 and the dimming control signal switching board 16 and output from the fader unit 3a. By inputting a fader signal to the backup unit 10 and operating the backup unit 10, it is possible to call only the main dimming control data and perform only the main lighting effect for each scene.

  As mentioned above, although one example of the embodiment of the present invention has been described based on the drawings, the present invention is not limited to the illustrated example, and various modifications are possible within the scope of the technical idea described in the claims. Needless to say.

The top view which shows the example of embodiment of the light control console which comprises the light control operation apparatus which concerns on this invention. The schematic block diagram which shows the relationship between the control part, backup part, switching means, etc. of a light control operating device. The conceptual diagram of the storage area which shows an example of main light control data and sub light control data. The conceptual diagram at the time of mirroring the main light control data between a control part and a backup part. The block diagram which shows the flow of the fader signal at the normal time, and a light control signal. The block diagram which shows the flow of the switch signal in the emergency, a fader signal, and a light control signal.

Explanation of symbols

1: Dimming console 2: Preset unit 3a: Fader unit 3b: Storage operation unit 3c: Calling operation unit 6: Control unit 7: Main storage device 8: Control device 9: Communication processing device 10: Backup unit 11: Communication processing Device 12: Sub storage device 13: Sub control device 14: Changeover switch (switching means)
15: Fader signal switching board (switching means)
16: Dimming control signal switching board (switching means)
30: Lighting load

Claims (4)

A dimming control signal for dimming control of the illumination load is preset for each scene, and an identification number for each scene is assigned to the dimming control signal and stored, and the corresponding scene is designated by the identification number. A dimming operation device that performs lighting effects by calling a dimming control signal of
Signal reproduction operation means for reproducing the called dimming control signal;
A dimming control signal for each scene is stored in the main memory as data together with the identification number, and a dimming control signal corresponding to the designated identification number is output;
A backup unit that operates in place of the control unit when an abnormality occurs in the control unit;
Switching means for switching the operation of the control unit and the backup unit,
The control unit stores a dimming control signal for each scene in the main storage device as dimming control data, and has a processing function of sending a part of the dimming control data to the backup unit,
The backup unit stores the partial dimming control data transmitted from the control unit, and the dimming control signal of the partial dimming control data stored in the sub storage device. Has a processing function to output,
The dimming control data is main dimming control data for performing main lighting effects for each scene, and sub dimming control data for performing lighting effects subdivided for each scene,
The part of the dimming control data sent from the control unit to the backup unit is the main dimming control data,
In the normal state, the lighting effect that is subdivided for each scene by calling the main dimming control data and the sub dimming control data in a timely manner based on the operation of the signal reproduction operation means by the operation of the control unit. And
When an abnormality occurs in the control unit, the backup unit is operated by the switching unit, and the main dimming control data is called based on the operation of the signal reproduction operation unit, and the main illumination for each scene A dimming operation device configured to compensate for the performance .   The signal reproduction operation means is a fader or encoder, and the same light can be reproduced by the operation of the signal reproduction operation means when the control unit is activated and when the operation is switched to the backup unit. The light control operation device according to claim 1. In the control unit, when the modification and / or deletion of a portion of the light control data is made, the correction, deletion is characterized by being configured to also be reflected in the backup unit according to claim 1 or The light control operating device according to 2. Dimming operation device according to any one of claims 1 to 3, wherein the lighting load is one or more representation space for the illumination device.

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