CN110618887A - Multi-computer management control system - Google Patents
Multi-computer management control system Download PDFInfo
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- CN110618887A CN110618887A CN201910016281.2A CN201910016281A CN110618887A CN 110618887 A CN110618887 A CN 110618887A CN 201910016281 A CN201910016281 A CN 201910016281A CN 110618887 A CN110618887 A CN 110618887A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
- G06F11/0709—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in a distributed system consisting of a plurality of standalone computer nodes, e.g. clusters, client-server systems
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- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
The invention relates to a multi-computer type management control system, comprising: a transport stream multiplexing device, implemented by a microcomputer, for multiplexing the data transport stream, the audio transport stream, and the video transport stream to obtain a multiplexed data stream; and the conditional reception scrambling device is realized by a microcomputer, is connected with the transmission stream multiplexing device and is used for executing conditional reception scrambling processing on the multiplexed data to obtain a scrambled data stream. The multi-computer management control system is safe and reliable and is convenient to apply. Because the plurality of microcomputers are adopted to respectively realize different service processing components of the coding end, the coupling and the interference among the components are reduced, the data linkage relation among the devices is also utilized, the self-adaptive adjustment of real-time working gears of the plurality of related devices is realized based on the heat measurement result of the transport stream multiplexing device, and the automation level of the device control is improved.
Description
Technical Field
The invention relates to the field of computers, in particular to a multi-computer type management control system.
Background
The computer is composed of a hardware system (hardware system) and a software system (software system). The hardware units of a conventional computer system are generally divided into an input unit, an output unit, an arithmetic logic unit, a control unit and a memory unit, wherein the arithmetic logic unit and the control unit are collectively called a Central Processing Unit (CPU).
The power supply is indispensable power supply equipment in the computer, and its effect is 5V, 12V, 3.3V direct current that use in the conversion of 220V alternating current into the computer, and the stability of other equipment work is directly influenced to the good or bad of its performance, and then can influence the stability of complete machine. The portable computer provides an effective power supply for the portable computer under the condition of self-provided lithium batteries.
Disclosure of Invention
According to an aspect of the present invention, there is provided a multi-computer type management control system, the system comprising:
a transport stream multiplexing device, implemented by a microcomputer, for multiplexing the data transport stream, the audio transport stream, and the video transport stream to obtain a multiplexed data stream;
a conditional access scrambling device, implemented by a microcomputer, connected to the transport stream multiplexing device, for receiving the multiplexed data and performing a conditional access scrambling process on the multiplexed data to obtain a scrambled data stream;
the energy diffusion equipment is realized by a microcomputer, is connected with the conditional access scrambling equipment and is used for executing capacity diffusion processing on the received scrambled data stream;
the DDR memory chip is connected with the gear adjusting device and used for storing the mapping relation between the heat of the device and the working gear;
the parameter acquisition equipment is arranged inside the transport stream multiplexing equipment and used for detecting the heat inside the transport stream multiplexing equipment to be output as the heat of the current equipment;
the data judgment device is connected with the parameter acquisition device, is used for receiving the heat of the current device, and sends out a heat unreliable signal when the received heat of the current device is greater than or equal to a preset heat threshold value, and is also used for sending out a heat reliable signal when the heat of the current device is less than the preset heat threshold value;
the gear adjusting device is connected with the DDR memory chip, the conditional access scrambling device and the data judging device respectively, the conditional access scrambling device is arranged near the transport stream multiplexing device and connected with the transport stream multiplexing device, the gear adjusting device is used for adjusting a real-time working gear of the conditional access scrambling device based on a value of the heat of the current device when the heat unreliable signal is received, and the gear adjusting device is further used for maintaining the real-time working gear of the conditional access scrambling device when the heat reliable signal is received.
The invention has the following important invention points:
(1) different service processing components of the encoding end are respectively realized by adopting a plurality of microcomputers, so that the coupling and the interference among the components are reduced;
(2) the data linkage relation among the devices is utilized, the self-adaptive adjustment of real-time working gears of a plurality of related devices is realized based on the heat measurement result of the transport stream multiplexing device, and the automation level of device control is improved.
The multi-computer management control system is safe and reliable and is convenient to apply. Because the plurality of microcomputers are adopted to respectively realize different service processing components of the coding end, the coupling and the interference among the components are reduced, the data linkage relation among the devices is also utilized, the self-adaptive adjustment of real-time working gears of the plurality of related devices is realized based on the heat measurement result of the transport stream multiplexing device, and the automation level of the device control is improved.
Drawings
Embodiments of the invention will now be described with reference to the accompanying drawings, in which:
FIG. 1 is a diagram illustrating a computer array layout for a multi-computer type management control system according to an embodiment of the present invention.
Detailed Description
Embodiments of the multicomputer supervisory control system of the present invention will be described in detail below with reference to the accompanying drawings.
The Transport Stream TS Stream is a data Stream defined according to ITU-T Rec.H.222.0| ISO/IEC 13818-2 and ISO/IEC 13818-3 protocols, and prevents one or more channels of program coding data from being transmitted and stored when serious errors are likely to occur.
The MPEG organization introduced the MPEG-2 compression standard in 1994 to enable the possibility of video/audio services interoperating with applications, the MPEG-2 standard being a detailed specification of the compression scheme and system layer under various applications for standard digital television and high definition television. The code stream complying with the MPEG-2 standard is divided into a transport stream and a program stream corresponding to different applications.
At present, in computer control, a plurality of microcomputers are not adopted to respectively realize different service processing components at a coding end, so that the coupling and interference among the components cannot be reduced; meanwhile, the self-adaptive adjustment of real-time working gears of a plurality of related devices can not be realized based on the heat measurement result of the transport stream multiplexing device by utilizing the data linkage relationship among the devices.
In order to overcome the defects, the invention builds a multi-computer type management control system, and can effectively solve the corresponding technical problem.
FIG. 1 is a diagram illustrating a computer array layout for a multi-computer type management control system according to an embodiment of the present invention.
A multi-computer management control system according to an embodiment of the present invention is shown comprising:
a transport stream multiplexing device, implemented by a microcomputer, for multiplexing the data transport stream, the audio transport stream, and the video transport stream to obtain a multiplexed data stream;
a conditional access scrambling device, implemented by a microcomputer, connected to the transport stream multiplexing device, for receiving the multiplexed data and performing a conditional access scrambling process on the multiplexed data to obtain a scrambled data stream;
the energy diffusion equipment is realized by a microcomputer, is connected with the conditional access scrambling equipment and is used for executing capacity diffusion processing on the received scrambled data stream;
the DDR memory chip is connected with the gear adjusting device and used for storing the mapping relation between the heat of the device and the working gear;
the parameter acquisition equipment is arranged inside the transport stream multiplexing equipment and used for detecting the heat inside the transport stream multiplexing equipment to be output as the heat of the current equipment;
the data judgment device is connected with the parameter acquisition device, is used for receiving the heat of the current device, and sends out a heat unreliable signal when the received heat of the current device is greater than or equal to a preset heat threshold value, and is also used for sending out a heat reliable signal when the heat of the current device is less than the preset heat threshold value;
the gear adjusting device is respectively connected with the DDR memory chip, the conditional access scrambling device and the data judging device, the conditional access scrambling device is arranged near the transport stream multiplexing device and connected with the transport stream multiplexing device, the gear adjusting device is used for adjusting a real-time working gear of the conditional access scrambling device based on the value of the current device heat when the heat unreliable signal is received, and the gear adjusting device is also used for maintaining the real-time working gear of the conditional access scrambling device when the heat reliable signal is received;
wherein, in the gear adjustment device, receiving a real-time operating gear of the scrambling device based on the numerical adjustment condition of the current device heat includes: the real-time working gear of the adjusted conditional access scrambling equipment is inversely proportional to the value of the heat of the current equipment;
the gear adjusting device is also connected with the energy diffusion device and used for adjusting the real-time working gear of the energy diffusion device based on the value of the current device heat, and the gear adjusting device is also used for maintaining the real-time working gear of the energy diffusion device when receiving the heat reliable signal;
wherein, in the gear adjustment device, adjusting the real-time operating gear of the energy diffusion device based on the value of the current device heat includes: the real-time working gear of the adjusted energy diffusion equipment is inversely proportional to the value of the heat of the current equipment;
the transport stream multiplexing equipment, the conditional access scrambling equipment and the energy diffusion equipment are all connected with the DDR memory chip and used for reading pre-configured working parameters from the DDR memory chip;
wherein the transport stream multiplexing device, the conditional access scrambling device and the energy spreading device share the same data bus.
Next, a specific configuration of the multicomputer system management control system of the present invention will be further described.
In the multicomputer management control system:
the transmission stream multiplexing equipment is realized by adopting a CPLD device which is designed by adopting VHDL.
In the multicomputer management control system:
the conditional access scrambling equipment is internally provided with a RAM memory and a ROM memory.
In the multicomputer management control system:
and the transport stream multiplexing equipment and the conditional access scrambling equipment are in data connection and data interaction through a 32-bit parallel data interface.
In the multicomputer management control system:
the transmission stream multiplexing equipment and the conditional access scrambling equipment share the same field timing equipment and the same power supply input equipment;
wherein, a data buffer device is also arranged between the transport stream multiplexing device and the conditional access scrambling device;
the data caching device is connected with the transport stream multiplexing device and the conditional access scrambling device through two data interfaces respectively.
In addition, the cpld (complex Programmable Logic device) complex Programmable Logic devices are developed from PAL and GAL devices, and are relatively large in scale and complex in structure, and belong to the field of large-scale integrated circuits. The digital integrated circuit is a digital integrated circuit which is used by a user to construct logic functions according to respective needs. The basic design method is to generate corresponding target files by means of an integrated development software platform and methods such as schematic diagrams, hardware description languages and the like, and to transmit codes to a target chip through a download cable (programming in the system) so as to realize the designed digital system.
CPLDs are mainly composed of programmable interconnected matrix cells surrounded by programmable logic Macro cells (MC, Macro cells). The MC structure is complex and has a complex I/O unit interconnection structure, and a user can generate a specific circuit structure according to the requirement to complete a certain function. Because the CPLD adopts metal wires with fixed length to interconnect each logic block, the designed logic circuit has time predictability, and the defect of incomplete time sequence prediction of a sectional type interconnection structure is avoided.
Finally, it should be noted that each functional device in the embodiments of the present invention may be integrated into one processing device, or each device may exist alone physically, or two or more devices may be integrated into one device.
The functions, if implemented in the form of software-enabled devices and sold or used as a stand-alone product, may be stored in a computer-readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. A multicomputer management control system, the system comprising:
a transport stream multiplexing device, implemented by a microcomputer, for multiplexing the data transport stream, the audio transport stream, and the video transport stream to obtain a multiplexed data stream;
a conditional access scrambling device, implemented by a microcomputer, connected to the transport stream multiplexing device, for receiving the multiplexed data and performing a conditional access scrambling process on the multiplexed data to obtain a scrambled data stream;
the energy diffusion equipment is realized by a microcomputer, is connected with the conditional access scrambling equipment and is used for executing capacity diffusion processing on the received scrambled data stream;
the DDR memory chip is connected with the gear adjusting device and used for storing the mapping relation between the heat of the device and the working gear;
the parameter acquisition equipment is arranged inside the transport stream multiplexing equipment and used for detecting the heat inside the transport stream multiplexing equipment to be output as the heat of the current equipment;
the data judgment device is connected with the parameter acquisition device, is used for receiving the heat of the current device, and sends out a heat unreliable signal when the received heat of the current device is greater than or equal to a preset heat threshold value, and is also used for sending out a heat reliable signal when the heat of the current device is less than the preset heat threshold value;
the gear adjusting device is respectively connected with the DDR memory chip, the conditional access scrambling device and the data judging device, the conditional access scrambling device is arranged near the transport stream multiplexing device and connected with the transport stream multiplexing device, the gear adjusting device is used for adjusting a real-time working gear of the conditional access scrambling device based on the value of the current device heat when the heat unreliable signal is received, and the gear adjusting device is also used for maintaining the real-time working gear of the conditional access scrambling device when the heat reliable signal is received;
wherein, in the gear adjustment device, receiving a real-time operating gear of the scrambling device based on the numerical adjustment condition of the current device heat includes: the real-time working gear of the adjusted conditional access scrambling equipment is inversely proportional to the value of the heat of the current equipment;
the gear adjusting device is also connected with the energy diffusion device and used for adjusting the real-time working gear of the energy diffusion device based on the value of the current device heat, and the gear adjusting device is also used for maintaining the real-time working gear of the energy diffusion device when receiving the heat reliable signal;
wherein, in the gear adjustment device, adjusting the real-time operating gear of the energy diffusion device based on the value of the current device heat includes: the real-time working gear of the adjusted energy diffusion equipment is inversely proportional to the value of the heat of the current equipment;
the transport stream multiplexing equipment, the conditional access scrambling equipment and the energy diffusion equipment are all connected with the DDR memory chip and used for reading pre-configured working parameters from the DDR memory chip;
wherein the transport stream multiplexing device, the conditional access scrambling device and the energy spreading device share the same data bus.
2. The multi-computer management control system of claim 1 wherein:
the transmission stream multiplexing equipment is realized by adopting a CPLD device which is designed by adopting VHDL.
3. The multi-computer management control system of claim 2, wherein:
the conditional access scrambling equipment is internally provided with a RAM memory and a ROM memory.
4. The multi-computer management control system of claim 3 wherein:
and the transport stream multiplexing equipment and the conditional access scrambling equipment are in data connection and data interaction through a 32-bit parallel data interface.
5. The multi-computer management control system of claim 4 wherein:
the transmission stream multiplexing equipment and the conditional access scrambling equipment share the same field timing equipment and the same power supply input equipment;
wherein, a data buffer device is also arranged between the transport stream multiplexing device and the conditional access scrambling device;
the data caching device is connected with the transport stream multiplexing device and the conditional access scrambling device through two data interfaces respectively.
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| CN201910016281.2A CN110618887B (en) | 2019-01-08 | 2019-01-08 | Multi-computer management control system |
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| CN201910016281.2A CN110618887B (en) | 2019-01-08 | 2019-01-08 | Multi-computer management control system |
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| CN110618887A true CN110618887A (en) | 2019-12-27 |
| CN110618887B CN110618887B (en) | 2020-06-23 |
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| CN103248918A (en) * | 2013-05-16 | 2013-08-14 | 无锡北斗星通信息科技有限公司 | DVB (Digital Video Broadcasting) conditional sending device integrating basic data and normal data scrambling |
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| US20040131109A1 (en) * | 2002-10-25 | 2004-07-08 | Gct Semiconductor, Inc. | Bidirectional turbo ISI canceller-based DSSS receiver for high-speed wireless LAN |
| CN101022440A (en) * | 2006-03-30 | 2007-08-22 | 鲍东山 | Compatiable DAB ground mobile multimedia broadcast receiving and transmitting method and system |
| CN101741250A (en) * | 2008-11-04 | 2010-06-16 | 友顺科技股份有限公司 | Pulse width modulation control circuit reducing electromagnetic interference by frequency modulation of commercial power and method thereof |
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Effective date of registration: 20200527 Address after: Room B202, building A7, No.2, Zidong Road, Maqun street, Qixia District, Nanjing City, Jiangsu Province Applicant after: Nanjing hengruixin Electronic Technology Co., Ltd Address before: 212300 No.19 Zhongshan Road, Danyang Development Zone, Zhenjiang City, Jiangsu Province Applicant before: Li Jun |
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