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Network control design scheme of television studio lighting
Time: 2013-12-30 11:28:15 Hits:

Lighting system is a theater, television stations, one of the most important equipment systems and lighting control system is the key to lighting system design, its design is safe, advanced, complete, application, equipment selection is stable, reliable, advanced directly to impact on the advanced nature of the whole project and the project quality.
   In recent years, network technology began to be used theater and television lighting systems to the industry demonstrated its new application prospects. Network cabling solutions, has been the traditional program of DMX cabling caused a strong impact. In a number of major new lighting control project in the tender document, a description of technical requirements on the network has become an essential element.
   A few years ago, in the lighting control system for the purpose of the application of network technology, mainly concentrated in the network lighting control how new technologies than the traditional wiring DMX lighting control technology to ensure more reliable and effective performances of the normal issues. Programs used in the design of new technologies with network wiring and DMX lighting console to send data in the network use hot backup synchronization technology.
   In recent years, network technology to further mature, domestic and foreign manufacturers of network equipment, lighting control continuously enriched and improved lighting have emerged in the network interface, network dimming Taiwan, the network dimmers, network video cameras and various forms of network lighting control equipment.
   All the emergence of fiber optic lighting control network for the lighting control room, dimmer room, office, equipment, layer, boom areas such as lighting control system, a major regional structures gigabit-level "information superhighway" network platform, enables large number of lighting control, monitoring, management-related signals between the network devices in various lighting fast two-way transmission. And lighting control and system management related software came into being. Lighting engineers, system designers, managers and owners began to focus more on: in the design of lighting control network system in the process of lighting control systems in addition to guarantee absolute security, reliable performances, we should also consider more and lighting network-related management issues.
   Here are a few basic design principle is that the author in considering the network lighting control system design to some of the insights for readers reference.
   1. Highlight the theater and studio functions and features, lighting control system to guarantee absolute security, reliable performance, studio activities, for the most essential requirement.
   2. In the fundamental requirements to achieve on the basis of a comprehensive, emphasizing lighting control network system in the theater, studio technology, management, business management, management, and safe use of electricity has played an extremely important role.
   3. The introduction of new technologies, new processes, so that the level of lighting control equipment, technology and performance parameters reach the international advanced level.
   4. Lighting control device functionality usability, technology advanced, the use of security, operational reliability, maintenance convenience, the investment economy.
   5. The new system must be compatible with all brands of old and new lighting equipment, access.
   To meet the needs of users is the fundamental purpose of the design. An advanced, practical and high-quality theater, TV studio lighting control system must ensure the studio is a secure system, a high-tech management system, a synchronous system with international standards, a new collaboration of vendors and users form and can continue to develop the system.

   First, a studio security system to ensure

   TV studio lighting control system of the most fundamental task is to ensure that the activities of each studio lighting control operation of the reliability and convenience. From the theater, TV studio lighting control system, technical requirements in the system design, we recommend taking the following aspects of the important measures.

   1. Network Dual Backup
   System, major equipment (such as dimming Taiwan, dimmer cabinets, etc.) using a network of pairs of hot-standby control or trigger the Dual Backup advanced features of the product to ensure that the activities of the studio system in the absolute reliability of lighting controls.

   2. Fiber optic trunk line
   Theater, studio to the main devices of the same sub-network between each studio, each sub-network and total control room to pass between the trunk optical fiber-based lighting control system to control devices and monitoring feedback. Fiber has the following advantages: electromagnetic insulation good; no external radiation signal; applicable to the transfer of information over long distances and require high-security situations; optical transmission signal attenuation smaller: Data transfer more safe and reliable. Wide-band fiber optic data transmission capacity of up to Gigabit, ensures a smooth data highway; fiber-optic communications is a very mature and advanced technology, optical fiber communications equipment is easier to repair and maintenance; fiber optic connectors in corrosion-resistant, anti-shedding, etc. performance superior to other forms of interface. The use of fiber optic ambient temperature range, affected by temperature, seasonal changes, etc. have little effect, and life is very long. Therefore, the transmission lines using optical fiber-based program for theater, TV studio lighting control system reliability and provide a strong guarantee.

   3. A variety of signal interface:
   All fixed-type dimmer cabinets or mobile dimmer has a DMX signal interface, RJ45 network interface, and SC multi-mode fiber-optic network interface, allowing access to a variety of control signals at the same time. In addition to the control room that is able to receive signals from the master DMX can also access the control room from the other Vice-control, backup, or a central monitoring network DMX signal. The system can be very easy to program needs by using a variety of hot backup, remote, multi-direction and control of the implementation of centralized control in a controlled manner to ensure fail-safe program studio activities.

   4. Dimmer electrical parameter feedback function:
   All fixed-type dimmer cabinets or mobile dimmer has a feedback function of electrical parameters, through the software and license key lighting control network can be monitored from any location in each closet or mobile dimmer each silicon block module Status: such as open circuit, short circuit, load, temperature, current and other state and gain settings, with automatic alarm function, the maintenance personnel to guide the rapid troubleshooting.

   5. All equipment the state feedback control function
   Related equipment for all lighting systems with feedback control state function. In the lighting control network can be reversed at any location in the optical system to monitor all devices and settings. When a device error (such as a DMX node does not work), the Police immediately. Guidelines for operators in a timely manner before the incident occurred failures.

   6.UPS Delay Power Supply
   System on all consoles and the major network delay consciousness backup UPS power supply, can ensure the systems high anti-interference ability and control data when a power outage protection.

   7. Compatible with all brands of equipment
   The system will network with DMX input / output interface to compatible with all brands of dimming Taiwan, silicon boxes and other new and old equipment, access.

   8. To save the scene features
   Dimming cabinet to save the scene with the functions of the controller case of unexpected failure to maintain at least the light final state to ensure that program recording.

   9. Other requirements:
   All dimming console input and output (I) interfaces with optical isolation protection, dimming Taiwan, dimmer cabinets all the circuit boards using surface mount technology (SMT) production. A variety of signal interface used military high-quality products, and has hot-swap capabilities.

   Second, a high-tech management system

   Design of the completion of the "studio activities to ensure the reliability of the lighting control operation" This fundamental task, based on the use of lighting power of Internet technology and advanced, so that theater, TV studio lighting control system has become an industry intelligence and network management and sustainable model for system upgrades.
   Combination of theater, TV studio lighting control system in the technical management, business management, and security management of the specific needs of electricity, we have a number of different studios and theater lighting control system according to the use of functional and geographical connection into a number of control sub - network, the establishment of a central control room, with fiber optic network backbone, with the fiber optic network equipment such as switches and routers, links to various sub-networks, which form a "theater, TV studio lighting controls, total system-wide fiber optic Ethernet."
   Depending on the specific needs of the project for the theater, TV studio designed "lighting control network system integrated management software," and its objective to make the system will be in the studios technical management, business management, and security management, and use of electricity for lighting division and managers to provide rich value-added services. The following is "the integrated management of lighting control network system software" some of the main functions.

   1. Dimmer electrical parameters of integrated monitoring Dimmer Information:
   Monitoring, all the network processing system in the dimmer lights of each loop of electrical parameters (such as current, voltage, temperature, and switching capacity, etc.) real-time and historical data. Real-time reporting errors, or produce a series of technical analysis charts or technical reports, such as a lamp located in the year, the utilization of certain types of light bulbs to the actual average lifetime consumption of a particular performance conditions, etc. ... ... .

   2. Dimming Taiwan comprehensive monitoring and management of Video Link:
   Managers take advantage of this system can be very easy to understand the network of all the dimming Taiwan real-time operating conditions. Including the operators personal information, live, rehearsal, group, centralized control, the effect, the current halo location, orders entered by the user. Either a dimming interface changes in Taiwan can be more than one PC on a real-time monitored. All of these on-site lighting console and the operator related to the operation of technical data, recorded in the system monitoring the server dimming Taiwan operations in the database is a TV studio and theater of the important technical historical information. Operations through software to deal with these technical data, can produce a series of technical analysis charts or technical reports, such as a dimming of a studio in Taiwan within a year the use of analysis; can be performed one repetition of the operation of the process, from which can be analyzed gaffer out of the operation of certain habits; in the event of an accident after the show, you can operate the database by reversing the optical units of analysis, are the incidents were related to other technologies and operating improper conclusions and so on ... ....

   3. Dimming Taiwan offline editorial management Offline Edict Software:
   Dimming units off-line editing system is a dedicated multi-function control and monitoring software with the real dimming Taiwan has the same interface, support Chinese and English operation interface, can be more than ordinary desktop or laptop computers achieved. Can be in a different studio can be used simultaneously to achieve the following key features:
  Could become a practical, independent, portable lighting console to use (main theme of light and Taiwan);
   Taiwan can serve as a main theme of the network backup light dimming Taiwan to achieve "full track hot backup";
   Can be very convenient centralized, multi-directional and distance control, a variety of control;
   Can be off-line editing (in the office or at home) a good on-site control data transmitted over the network to the dimming Taiwan: including field, set control, group, effects, wiring, dimming curve.
  Real-time monitor the state of the network-dimming cabinet (Dimmer Information): includes port status, total current, total voltage, error alarm, the current in each path, switching, temperature and brightness.

   4. Lighting design software WYSIYYG "Beckwith":
   The most typical lighting design software is Canadas CASTs WYSIYYG "Witness" (What You See Is What you Get WYSIWYG) software. "Witness", for theater, television, dance halls and other places of lighting design, lighting director, lighting controls. Designers can "Witness" design lighting plans, and produce all the necessary wiring diagrams, lighting program, color scheme. "Witness" has a preview and rendering capabilities and have the layer settings, scene layout design features. Has a number of libraries: conventional lamps, all kinds of sports lamps, all kinds of poles, hangers, color, pattern, performers, structure, and can be kept up to date download, but also to introduce other lighting equipment library or custom lighting equipment . "Witness" provides the design of instruments and related statistics are reported for the theaters to provide information. "Witness" module and dimming station in both directions between the Ethernet communications link. With a field editor functions, by recording the face of lights and lighting elements, or in different combinations, or by selecting the optical path and distribution of light intensity to achieve. "Witness" also can support the implementation of real-time monitoring during the lighting field, through the use of 3D or 2D graphics. CASTs WYSIYYG "Witness" software renowned Registered Developer Program (RWD) is that it widely around the world is an important measure. Around the world there 13 well-known dimming Taiwan manufacturers took part in the RWD program. These companies include Compulite (Israel), ETC (USA), Flying Pig (Europe), HDL (China), High End (USA), and Strand (UK). http://www.castlighting.com/cast/software/partners.jsp WYSIWYG "Witness" software can be installed directly to all manufacturers of network RWD program dimming Taiwan, off-line editor, Implementation and WYSIWYG "Wythe" console software, seamless connectivity to the realization of the design and control integration.

   5. Dimmer network equipment management system:
   Application of dimming network equipment management system, managers can be on the network (no need to device on-site) to set all the lighting equipment (including: DMX nodes, network distribution cabinet, network dimming cabinets, network dimming Taiwan, network workstations, network cameras.) operating parameters, such as IP address, DMX address, preheat the value of lighting circuits, dimmer curve settings. Can also be arranged on your computer over the use of the studio schedule, DMX effective control of all network nodes, to prevent unauthorized use of some occurrence. You can also dimming system for real-time monitoring of all devices, if any one device fails, the system will alarm.

   6. Multimedia surveillance and command systems:
   Multimedia surveillance and control system using fiber-optic network to provide sufficient information channel bandwidth in each sub-network can be used in a number of network cameras, with the monitoring software, network managers can be any one location, at a glance monitoring of multiple The key place of work (such as the dimmer room, equipment level, the audience area, stage area and other key areas) of the video images to achieve "full closed-loop" of the lighting control mode.
   Audio intercom systems can also access fiber network, achieving the TV studio activities, dispatching network.

   7. Lighting equipment using the file management system:
   Lighting equipment using the file management system used to manage all devices in the network usage, general-purpose desktop or laptop computer running on Windows-operating system, has the following features:
   Conservation and management of all equipment purchases, manufacturer information, warranty status.
   Record the maintenance history for each device.
   Real-time record of each device to start using time, closing time, the operator and other information.
   Automatically record the error history of each device.
   Be able to print out all of the above information.

   8. Lighting network system security Power management system:
   Safe use of electricity management lighting control system management an important component of. In this scenario, the lighting control system security Power management is primarily the use of fiber-optic network to monitor the studio dimming cabinets, distribution cabinets and room key parameters of the safe use of electricity, in abnormal situations, monitoring equipment will automatically alert the guidelines for dealing with incidents on duty quickly.
   The network control system at the same time as the theater, television, safety, fire management department has prepared a license data interface, the system generated by all the lighting control system for safety data will serve as important reference for the management.
   Chosen dimming cabinets with all the electrical parameters of a sound network of feedback functions that are easy to dimmer lights of each loop of electrical parameters (such as current, voltage, temperature, and switching capacity, etc.) real-time feedback to the safe use of electricity network Monitoring and Management System.
   Optional dedicated security monitoring network interface, you can switch off power distribution, three-phase voltage, three-phase current, neutral line current, contact temperature, power distribution cabinet temperature, the temperature inside the room and infrared fire sensor, etc. important parameter in fiber-optic network will feed back into the safe use of electricity network monitoring management system.

   Third, a synchronous system with international standards,
   Lighting control network programs in the control signal standards, the main implementation of the DMX-512 lighting standards for network protocols and standard protocols (ESTA organizations recommend the use of the U.S. ACN Europe Art Net standards and criteria). That is in the system by matching the major lighting equipment (such as dimming units, dimmer) in both DMX and ACN (or Art Net) standard network interface. DMX-512 standard protocol for lighting equipment between the main guarantee of a stable and reliable transmission of control signals, while the ACN, and Art Net standard protocol is to ensure stable and reliable transmission of control signals under the premise of a stable and reliable two-way delivery system, a large number of other monitoring, mutual communication and feedback, TCP / IP protocol signals. It allows different manufacturers of lighting control devices can communicate with each other and operate. It will light system, technical management, business management, and electricity safety management play an extremely important role.

   Fourth, the creation of a new form of cooperation of vendors and users, and sustainable development of lighting control system
   Design is committed to theater, TV studio lighting control system designed to be a sustainable model for the system upgrade. All-fiber network cabling systems for theater, TV studio lighting control system has created a platform for gigabit-class information highway, it will make the network-based lighting control system to maintain the advanced nature of a longer period.
   In recent years, new and TCP / IP network interface of lighting-related equipment (such as network computer lights, the network dimmers, network distribution cabinet, network cameras) has been emerging. Theater, television executives in the future under the new management needs and new lighting equipment for putting forward the expansion of the system function, increase or improve (such as some sort of management control interface and the actual needs of a series of poor, so that the use of equipment is not enough convenient).
   In the control system network architecture unchanged vendors in order to continuously meet the new needs of users of the system, some of the equipment improvements (most of them will be a software function changes), manufacturers will these services as a normal after-sales service .
   DMX cabling in the traditional studio system, the user of the system the only requirement is that; to a stable and reliable transmission of DMX lighting control signals, as long as the devices properly, the user seldom make improvements to existing facilities.
   In the future, theater, TV studio lighting control network system, users and vendors will be in a new kind of interactive relationship. In addition to its equipment users to ensure safe and reliable operation of the basic requirements, will continue to request for the new management of the system with new value-added services, vendors in order to meet these new value-added services will continue to extend its services. This intimate process of cooperation between manufacturers and users to create a new partnership that will promote theater, TV studio lighting control system into a sustainable development and continuous upgrade, improve the system.

   Conclusion: We all know the world has experienced in recent years, analog mobile phone system was changed to a digital network the process of mobile phone systems, in this change process, the mobile users from the mobile system requirements just to a stable and reliable transmission of high-quality phone signals gradually elevated to the network-based mobile systems brought about by new value-added services, including SMS, MMS, e-mail, browsing the web and online banking. Its new mobile users continue to demand value-added services and mobile communications companies in order to meet new service requirements of customers to constantly improve their systems and introduced a new product line of this new interactive forms of cooperation, it is this interaction of vendors and users The chase game! The promotion of the mobile communications industry in this great technological revolution.
   The situation is similar with the mobile communications, network lighting control system applications are creating a kind of manufacturers and users of new partnerships. In the lighting control industry that manufacturers and users of new forms of cooperation would promote the industry will be equally great technological revolution!

   The digital world, the network the next! Wished the Chinese stage, television networks made considerable progress in the cause of lighting control!




 
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