CN103217916B - Multimedia equipment control system - Google Patents
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Abstract
The invention discloses a kind of multimedia equipment control system, this control system comprises: master control set (1), the control signal that reception and processing controller (4) send; Controlled terminal (2), is connected with multimedia equipment (3); Master control set (1) is connected by line of electric force with multiple controlled terminal (2), control signal after master control set (1) process is sent to multiple controlled terminal (2) by the mode of power line carrier communication, each controlled terminal (2) receives, identifies one's own control signal, and this control signal is transferred to the multimedia equipment (3) that terminal (2) controlled with this be connected.Multimedia equipment control system of the present invention utilizes radio communication, power-line carrier communication, achieves cheapization of the wireless penetration of control system, the facilitation of installation and cost.
Description
Technical field
The present invention relates to a kind of multimedia equipment control system, particularly relate to a kind of radio communication and power-line carrier communication of utilizing and the system of Based Intelligent Control is carried out to various multimedia equipment.
Background technology
Along with the continuous progress of science and technology, intellectuality becomes people and constantly pursues.Current existing multimedia equipment control system is mainly made up of user interface, central control host, controlled plant three parts, usually adopts the communication modes such as RS232, RS485, infrared, network.
Wherein, user interface mainly utilizes button or telepilot to carry out signal control to central controller, and central control host controls controlled plant by all kinds of control interface, and what usually adopt is that the mode of setting up network controls controlled plant.Although this kind of mode achieves certain intellectuality, but the operating space of user is significantly limit by button-pressing way, and the control of central control host to all kinds of controlled plant depends on network, the work such as the erection of network are wasted time and energy especially, and the position of controlled plant is subject to great restriction.
Such as when needing to carry out overall-in-one control schema to the various multimedia equipments in exhibition room, first needing to arrange huge master control set in exhibition room, and laying the order wire of many master control set and various multimedia equipment, expend huge and poor effect.In addition, when needs are reconstructed exhibition room, the problem of these master control sets of dismounting and order wire can be faced again, many inconvenience is caused to rearranging of exhibition room.
Summary of the invention
The object of the present invention is to provide a kind of intelligent control system of multimedia equipment controlling wireless penetration, install facilitation, with low costization.
For achieving the above object, the concrete technical scheme that multimedia equipment control system of the present invention adopts is:
A kind of multimedia equipment control system, is characterized in that, comprising: master control set, the control signal that reception and processing controller send; Controlled terminal, is connected with multimedia equipment; Master control set is connected by line of electric force with multiple controlled terminal, control signal after master control set process is sent to multiple controlled terminal by the mode of power line carrier communication, each controlled terminal reception, identify one's own control signal, and this control signal is transferred to the multimedia equipment that terminal controlled with this be connected.
Compared to prior art, the advantage of multimedia equipment control system of the present invention is:
1, solve a wiring difficult problem for multi-media sharing hall, in exhibition room, realize the communication of data and the control of signal by line of electric force completely;
2, a difficult problem for multi-media sharing hall controlled device limited amount is solved;
3, data compression method is adopted to solve a difficult problem for a large amount of multimedia messages of power line transmission.
Accompanying drawing explanation
Fig. 1 is the operation schematic diagram of multimedia equipment control system of the present invention;
Fig. 2 is the module map of multimedia equipment control system of the present invention;
Fig. 3 is the transmission schematic diagram of control signal and feedback signal master control set inside in fig. 2;
Fig. 4 is the transmission schematic diagram of control signal and feedback signal controlled terminal inner in fig. 2;
Fig. 5 is the module map of another embodiment of multimedia equipment control system of the present invention;
Fig. 6 is the transmission schematic diagram of audio-visual data master control set inside in Figure 5;
Fig. 7 is the transmission schematic diagram of audio-visual data controlled terminal inner in Figure 5.
Embodiment
In order to better understand object of the present invention, structure and function, below in conjunction with accompanying drawing, further detailed description is done to a kind of multimedia equipment control system of the present invention.
As shown in Figure 1, multimedia equipment control system of the present invention comprises master control set 1 and controlled terminal 2, and master control set 1 is connected with multiple controlled terminal 2 by line of electric force, and the communication mode between master control set 1 and multiple controlled terminal 2 is power line carrier communication.Wherein, power line carrier (Power LineCarrier-PLC) communication utilizes high-voltage power line (being often referred to 35kV and above in power carrier field), medium voltage power line (referring to 10kV electric pressure) or low-voltage distribution wire (380/220V subscribers feeder) to carry out a kind of specific communication mode of voice or data transmission as information transmitting medium.
Further, the master control set 1 in the present invention is mainly used in the multimedia equipment control signal that reception controller 4 sends, and will be sent to the controlled terminal 2 be connected with master control set 1 after this control signal process by line of electric force; Controlled terminal 2 is connected with various multimedia equipment 3, for receiving the control signal that master control set 1 is sent by line of electric force, and being transferred to multimedia equipment 3 after being transformed by this signal, realizing the control to multimedia equipment.In addition, according to actual requirement of engineering, multimedia equipment control system of the present invention also can gather the feedback signal of multimedia equipment 3 by controlled terminal 2, and transfer to master control set 1 by line of electric force by controlled terminal 2, and then feed back to controller 4, to be well understood to the ruuning situation etc. of multimedia equipment.
Further, controller 4 in the present invention can be mobile control device conventional in this area, as Electronic Control pen, smart mobile phone, panel computer etc., and the present embodiment middle controller 4 is be connected by the mode of radio communication (wifi signal) with master control set 1.But it should be noted, master control set 1 also can adopt connected mode conventional in this area, as wired connection or infrared connection etc. with the connected mode of controller 4.In addition, although the multimedia equipment in the present embodiment 3 only describes display screen, projector, sound equipment, light etc., it should be understood that multimedia equipment conventional in this area all can as control object of the present invention.
Below with reference to the accompanying drawings each ingredient in multimedia equipment control system of the present invention is described in detail:
See Fig. 2 and Fig. 3, the master control set 1 in the present invention comprises main control processor 100, wireless communication module 110, major control data processing module 120 and master control power line transmission module 130.Wherein, in main control processor 100 primary responsibility master control set 1, the transmission of signal controls, and is specially: the communication control the communication between master control set 1 and controller 4, control control signal in master control set 1 and feedback signal transmission between modules, controlling between master control set 1 and each controlled terminal 2.
Further, wireless communication module 110 comprises network signal Transmit-Receive Unit 111, network signal amplifying unit 112, network signal filter element 113 and network signal modem module 114.Wherein, network signal Transmit-Receive Unit 111 is mainly used in the multimedia equipment control signal that reception controller 4 sends, and the feedback signal of multimedia equipment 3 is sent to controller 4; Network signal amplifying unit 112 is for carrying out amplification process by control signal, feedback signal; Network signal filter element 113 is for carrying out clutter filtering to control signal, feedback signal; Network signal modem module 114 is then for carrying out modulation /demodulation process to control signal, feedback signal.
Further, major control data processing module 120 comprises data buffer storage unit 121 and data packetization/depacketization unit 122.Wherein, the feedback signal that controlled terminal transmission comes for the control signal for being sent to controlled terminal 2 being carried out packing process, or carries out unpacking process by data packetization/depacketization unit 122; Data buffer storage unit 121 then temporarily can store wait the control signal of packing or the feedback signal after unpacking.
Further, master control power line transmission module 130 comprises modulating and demodulating signal unit 131, signal transmitting and receiving unit 132, signal amplification unit 133 and power line couples unit 134.Wherein, modulating and demodulating signal unit 131 is for carrying out modulation /demodulation process in master control set 1 for the control signal sent and the feedback signal received; Signal transmitting and receiving unit 132 for control signal and feedback signal transmission and collect; Signal amplification unit 133 is for the amplification process of control signal and feedback signal; Power line couples unit 134 then sends to controlled terminal 2 for control signal being coupled on line of electric force, or extracts from line of electric force the feedback signal transmitted by controlled terminal 2.
See Fig. 2 and Fig. 4, the controlled terminal 2 in the present invention comprises terminal processor 200, terminal power line transmission module 210, terminal data processing module 220 and signal input/output module 230.Wherein, in the controlled terminal 2 of terminal processor 200 primary responsibility, the identification of signal and transmission control, and are specially: control the communication between controlled terminal 2 and master control set 1, identify the control signal belonging to this controlled terminal 2, the signal input and output controlling control signal in controlled terminal 2 and feedback signal transmission between modules, control multimedia equipment 3.
Further, terminal power line transmission module 210 comprises power line couples unit 211, signal amplification unit 212, signal transmitting and receiving unit 213 and modulating and demodulating signal unit 214.Wherein, power line couples unit 211 is responsible for extracting from line of electric force transmitting by master control set 1 control signal come, or feedback signal is coupled on line of electric force and sends to master control set 1; Signal amplification unit 212, signal transmitting and receiving unit 213 and modulating and demodulating signal unit 214 be then responsible for respectively control signal and feedback signal amplification, collect transmission and modulation /demodulation work.
Further, terminal data processing module 220 comprises data buffer storage unit 221 and data packetization/depacketization unit 222.Wherein, data buffer storage unit 221 is responsible for temporarily storing receiving the control signal after unpacking, or temporarily stores feedback signal to be packed; Data packetization/depacketization unit 222 carries out unpacking process for master control set 1 being transmitted the control signal come, and the feedback signal from multimedia equipment 3 is carried out packing process.
Further, signal input/output module 230 comprises signal input-output unit 231 and performance element 232.Wherein, performance element 232 is directly connected with multimedia equipment 3, for control signal being changed into the receivable control signal of this multimedia equipment 3 and passing to multimedia equipment 3, realize the control to multimedia equipment 3, and the feedback signal that can need from multimedia equipment 3 collection; Signal input-output unit 231 is then responsible for control signal to be sent to performance element 232, or the feedback signal that reception performance element 232 collects.It should be noted, performance element 232 in controlled terminal 2 of the present invention and multimedia equipment 3 one_to_one corresponding, dissimilar according to controlled multimedia equipment 3, the type of performance element 232 can specifically set, and as being set to Control assembly, infrared signal exports Control Component, acousto-optic-electric Control Component, projector's switching on and shutting down Control Component, curtain Control Component etc.
Below in conjunction with Fig. 3 and Fig. 4 to carrying out the control signal of self-controller 4 and being described in further detail from the concrete transmitting procedure of feedback signal in the master control set 1 and controlled terminal 2 of multimedia equipment control system of the present invention of multimedia equipment 3:
First, the transmission of control signal.When needs carry out specific control to some multimedia equipment 3, send control signal by controller 4, network signal Transmit-Receive Unit 111 in master control set 1 receives this control signal, and carries out rough handling by network signal amplifying unit 112, network signal filter element 113 and network signal modem module 114 to this control signal successively, control signal after process transfers to data packetization/depacketization unit 122 under the control of main control processor 100, control signal to be packed temporarily is stored in data buffer storage unit 121, carry out packing by data packetization/depacketization unit 122 to process, control signal after packing transfers to modulating and demodulating signal unit 131 under the control of main control processor 100, modulating and demodulating signal unit 131 carries out modulation treatment to the control signal that will send, and perform transmit operation by signal transmitting and receiving unit 132, carry out after amplification process until signal amplification unit 133 pairs of control signals, just by power line couples unit 134 control signal is coupled on the line of electric force be connected with master control set 1, and by power line transmission to controlled terminal 2.
Power line couples unit 211 in controlled terminal 2 extracts master control set 1 from the line of electric force be connected with controlled terminal 2 and transmits the control signal come, and received by signal transmitting and receiving unit 213 after the amplification process of signal amplification unit 212, the control signal received carries out demodulation process by modulating and demodulating signal unit 214; Under the control of terminal processor 200, realize de-packaging operation further by data packetization/depacketization unit 222, the control signal after unpacking temporarily is stored in data buffer storage unit 221; The part of this controlled terminal is belonged in control signal after terminal processor 200 identifies and unpacks, and be sent to signal input-output unit 231, control signal is sent to performance element 232 by signal input-output unit 231, finally change control signal into this multimedia equipment 3 receivable control signal by the performance element 232 be connected with multimedia equipment 3 and be delivered in multimedia equipment 3, realizing the specific control to multimedia equipment 3.
Secondly, the transmission of feedback signal.When needing to show the concrete control status of a certain multimedia equipment 3, the feedback signal of the multimedia equipment 3 that can be attached thereto by the performance element 232 in controlled terminal 2 collection, and received by signal input-output unit 231; , the feedback signal transmission that signal input-output unit 231 receives temporarily stores to data buffer storage unit 221, and carries out packing process by data packetization/depacketization unit 222 under the control of terminal processor 200; Feedback signal after packing transfers to modulating and demodulating signal unit 214 under the control of terminal processor 200, modulating and demodulating signal unit 214 carries out modulation treatment to the feedback signal that will send, and perform transmit operation by signal transmitting and receiving unit 213, carry out after amplification process until signal amplification unit 212 pairs of feedback signals, just by power line couples unit 211 feedback signal is coupled on the line of electric force be connected with controlled terminal 2, and by power line transmission to master control set 1.
Power line couples unit 134 in master control set 1 extracts controlled terminal 2 from the line of electric force be connected with master control set 1 and transmits the feedback signal come, and received by signal transmitting and receiving unit 132 after the amplification process of signal amplification unit 133, the feedback signals received carries out demodulation process by modulating and demodulating signal unit 131; Under the control of main control processor 100, and realize de-packaging operation by data packetization/depacketization unit 122 further, the feedback signal after unpacking temporarily is stored in data buffer storage unit 121; Under the control of main control processor 100, feedback signal after unpacking is sent to network signal modem module 114, network signal modem module 114 carries out modulation treatment to the feedback signal that will send, and after the process of network signal filter element 113, network signal amplifying unit 112, finally by network signal Transmit-Receive Unit 111, feedback signal is sent to controller 4 by the mode of wireless transmission, to realize the display to multimedia equipment 3 state of a control.
It should be noted, multimedia equipment control system in the present embodiment is the function simultaneously with transmission of control signals and collection, transmission feedback signal, but according to actual requirement of engineering, multimedia equipment control system of the present invention also only can have the function of transmission of control signals, collection and the transmission of feedback signal is not namely related to yet, concrete system composition and the transmitting procedure of control signal with reference to description above, can be not described in detail in this.
Thus, multimedia equipment control system of the present invention can be applied in the places such as exhibition room, venue, stage, for user provide convenience, fast, safe, healthy control mode.As long as have wireless signal (Wifi signal) and common line of electric force, can easily realize multiple stage multimedia equipment health, intelligent control.And multimedia equipment control system of the present invention is simple and convenient without destroying, installing to original device, controls succinct, electromagnetic interference can be avoided, only need line of electric force to control, can also remote control and regulation and debugging be carried out.
See Fig. 5, master control set 1 in multimedia equipment control system of the present invention is also connected with audio-visual data storer 5 by signal wire, audio-visual data storer 5 in the present embodiment can be the similar memory devices such as computing machine, such as, for storing the audio-visual data that multimedia equipment 3 is play, voice data, video data etc.Thus, the audio-visual data in audio-visual data storer 5 also transmits by multimedia equipment control system of the present invention.
Wherein, audio-visual data acquisition module 140 has been set up in master control set 1 of the present invention, as shown in Figure 6, audio-visual data acquisition module 140 comprises audio-visual data receiving element 141, audio-visual data format conversion unit 142 and audio-visual data compression unit 143, be mainly used in receiving the audio-visual data (voice data and video data) be directly transferred to by signal wire by audio-visual data storer 5 in master control set 1, and rough handling is carried out to audio-visual data; Audio-visual data processing module 240 has then been set up in controlled terminal 2, as shown in Figure 7, audio-visual data processing module 240 comprises audio-visual data decompression units 241, audio-visual data form reduction unit 242 and audio-visual data output unit 243, be mainly used in master control set 1 being transmitted the audio-visual data come carry out processing and transfer to multimedia equipment 3, to realize the broadcasting of audio-visual data.
Below in conjunction with Fig. 6 and Fig. 7, the transmitting procedure of audio-visual data in the master control set 1 and controlled terminal 2 of the present embodiment is specifically described:
See Fig. 6, which depict the transmission of audio-visual data in master control set 1.Specifically, audio-visual data receiving element 141 in master control set 1 receives the audio-visual data (voice data and video data) transported by audio-visual data storer 5, and is changed by the signal format of audio-visual data format conversion unit 142 pairs of audio-visual datas and (be specially and the simulating signal in audio-visual data is converted to digital signal; Digital signal in audio-visual data is converted to level signal), the audio-visual data after conversion carries out depth-compression by audio-visual data compression unit 143; Under the control of main control processor 100, the audio-visual data after compression is temporarily stored in data buffer storage unit 121; Then, as the control signal that controller 4 sends, under the control of main control processor 100, by master control power line transmission module 130, the audio-visual data after compression is gone out (specifically can see the transmitting procedure of above-mentioned control signal) by the power line transmission be connected with master control set 1.The communication that in the present embodiment, main control processor 100 has communication between responsible master control set 1 and audio-visual data storer 5 concurrently, process the audio-visual data transferred in master control set 1, control between master control set 1 and each controlled terminal 2.
See Fig. 7, which depict the transmission of audio-visual data in controlled terminal 2.Specifically, the audio-visual data that master control set 1 is come by power line transmission receives process (similar with the reception process of control signal, can see the above-mentioned description to control signal) by the terminal power line transmission module 210 in controlled terminal 2, under the control of terminal processor 200, the audio-visual data received by terminal power line transmission module 210 is temporarily stored in data buffer storage unit 221, and is identified the audio-visual data belonging to this controlled terminal 2 further by terminal processor 200, the audio-visual data belonging to this controlled terminal 2 transfers to audio-visual data decompression units 241 under the control of terminal processor 200, and complete decompress(ion) work by audio-visual data decompression units 241, audio-visual data after audio-visual data form reduction unit 242 pairs of decompress(ion)s carries out form reduction and (is specially the simulating signal restoring in audio-visual data and be converted to digital signal, and restore in audio-visual data the digital signal being converted to level signal), the audio-visual data restored is sent to by audio-visual data output unit 243 multimedia equipment 3 that terminal 2 controlled with this be connected, realize the broadcasting of audio-visual data.In the present embodiment, terminal processor 200 has concurrently and is responsible for controlling communication between controlled terminal 2 and master control set 1, identify belong to this controlled terminal 2 audio-visual data, process the audio-visual data transferred in controlled terminal 2, control the input of audio-visual data to multimedia equipment 3.
The multimedia equipment control system of the present embodiment not only achieves the transmission of control signal thus, also can transmit audio-visual data as required, in addition, if need the ruuning situation understanding each multimedia equipment 3, also the multimedia equipment control system of the present embodiment can be made to increase collection, the transfer function of feedback signal, and then realize controlling comprehensive, the three-dimensional of the multimedia equipment in the place such as exhibition room, movie theater.
In addition, according to actual requirement of engineering, also can directly the steering order of multimedia equipment 3 be stored in multimedia equipment control system of the present invention, in such as, main control processor 100 in master control set 1.Thus, only need to send an enabled instruction by controller 4, multimedia equipment control system of the present invention just can control multimedia equipment according to the steering order preset automatically, realizes real robotization, intellectuality.Below the specific works flow process of the multimedia equipment control system of this embodiment is briefly described:
First, click the button of controller 4 (hand-held flat board or telepilot), by wifi or other wireless modes, enabled instruction is sent to master control set 1, master control set 1 is according to pre-set programs, convert the multimedia equipment steering order be pre-stored in main control processor 100 to power line carrier signal to send, after each controlled terminal 2 receives signal, extract the signal issuing terminal, control the equipment in the exhibition room that is connected with controlled terminal 2 thus, as light, projector, curtain, aerosol producer etc.
Secondly, after all devices is opened, according to the preset instructions in main control processor 100, master control set 1 is started to receive audio-visual data storer 5 (computer or other multimedia equipment players) and is transmitted the audio-visual data (vision signal, the sound signal such as VGA signal or HDMI or DVI) come by signal wire, and sent by line of electric force after audio-visual data is compressed, after corresponding controlled terminal 2 receives, data are unpacked, and reduce these signals, then the projector be attached thereto is transferred to, display, or TV etc.
Further describe invention has been by specific embodiment above; but it should be understood that; here concrete description; should not be construed as the restriction to the spirit and scope of the invention; one of ordinary skilled in the art to the various amendments that above-described embodiment is made, belongs to the scope that the present invention protects after reading this specification.
Claims (11)
1. a multimedia equipment control system, is characterized in that, comprising:
Master control set (1), the control signal that reception and processing controller (4) send;
Controlled terminal (2), is connected with multimedia equipment (3);
Master control set (1) is connected by line of electric force with multiple controlled terminal (2), control signal after master control set (1) process is sent to multiple controlled terminal (2) by the mode of power line carrier communication, each controlled terminal (2) receives, identifies one's own control signal, and this control signal is transferred to the multimedia equipment (3) that terminal (2) controlled with this be connected;
Master control set (1) is connected with audio-visual data storer (5), audio-visual data in audio-visual data storer (5) is input in master control set (1), master control set (1) by after audio-visual data process by power line transmission to controlled terminal (2), and to be play by the multimedia equipment (3) be connected with controlled terminal (2).
2. multimedia equipment control system according to claim 1, is characterized in that, master control set (1) comprising:
Main control processor (100), the transmission being responsible for signal in master control set (1) controls;
Wireless communication module (110), is responsible for the control signal that reception controller (4) sends;
Major control data processing module (120), is responsible for the packing of control signal and temporarily stores;
Master control power line transmission module (130), is responsible for the control signal after major control data processing module (120) being processed by power line transmission to controlled terminal (2).
3. multimedia equipment control system according to claim 2, is characterized in that,
Wireless communication module (110) comprising: network signal Transmit-Receive Unit (111), network signal amplifying unit (112), network signal filter element (113) and network signal modem module (114);
Major control data processing module (120) comprising: data packetization/depacketization unit (122) and data buffer storage unit (121);
Master control power line transmission module (130) comprising: modulating and demodulating signal unit (131), signal transmitting and receiving unit (132), signal amplification unit (133) and power line couples unit (134).
4. multimedia equipment control system according to claim 2, is characterized in that, controlled terminal (2) comprising:
Terminal processor (200), identification and the transmission of being responsible for signal in controlled terminal (2) control;
Terminal power line transmission module (210), is responsible for receiving the control signal come by power line transmission by master control set (1);
Terminal data processing module (220), is responsible for unpacking and temporarily storing of control signal;
Signal input/output module (230), is responsible for control signal to transfer to multimedia equipment (3).
5. multimedia equipment control system according to claim 4, is characterized in that,
Terminal power line transmission module (210) comprising: power line couples unit (211), signal amplification unit (212), signal transmitting and receiving unit (213) and modulating and demodulating signal unit (214);
Terminal data processing module (220) comprising: data buffer storage unit (221) and data packetization/depacketization unit (222);
Signal input/output module (230) comprising: for control signal being passed to the performance element (232) of multimedia equipment (3), and for control signal being sent to the signal input-output unit (231) of performance element (232).
6. multimedia equipment control system according to claim 1, is characterized in that, controlled terminal (2) also for gathering the feedback signal of multimedia equipment (3), and by power line transmission to master control set (1); Master control set (1) receives the feedback signal from controlled terminal (2), and feedback signal is sent to controller (4).
7. multimedia equipment control system according to claim 6, is characterized in that, master control set (1) comprising:
Main control processor (100), the transmission being responsible for signal in master control set (1) controls;
Wireless communication module (110), is responsible for the control signal that reception controller (4) sends, and the feedback signal of multimedia equipment (3) is sent to controller (4);
Major control data processing module (120), is responsible for the packing of control signal and temporarily stores, and the unpacking and temporarily storing of feedback signal;
Master control power line transmission module (130), be responsible for the control signal after major control data processing module (120) being processed by power line transmission to controlled terminal (2), and receive the feedback signal of the multimedia equipment (3) come by power line transmission by controlled terminal (2).
8. multimedia equipment control system according to claim 7, is characterized in that, controlled terminal (2) comprising:
Terminal processor (200), identification and the transmission of being responsible for signal in controlled terminal (2) control;
Terminal power line transmission module (210), be responsible for receive by master control set (1) by power line transmission come control signal, and by the feedback signal of multimedia equipment (3) by power line transmission to master control set (1);
Terminal data processing module (220), is responsible for unpacking and temporarily storing of control signal, and the packing of feedback signal stores with temporary transient;
Signal input/output module (230), is responsible for control signal to transfer to multimedia equipment (3), and the feedback signal of collection and multimedia apparatus receiving (3).
9. multimedia equipment control system according to claim 1, it is characterized in that, also comprise audio-visual data acquisition module (140) in master control set (1), audio-visual data acquisition module (140) is for receive and process to be transferred to audio-visual data in master control set (1) by audio-visual data storer (5);
Also comprise audio-visual data processing module (240) in controlled terminal (2), audio-visual data processing module (240) carries out processing for audio-visual data master control set (1) transmission come and transfers to multimedia equipment (3).
10. multimedia equipment control system according to claim 9, it is characterized in that, the audio-visual data acquisition module (140) in master control set (1) comprises audio-visual data receiving element (141), audio-visual data format conversion unit (142) and audio-visual data compression unit (143);
Audio-visual data processing module (240) in controlled terminal (2) comprises audio-visual data decompression units (241), audio-visual data form reduction unit (242) and audio-visual data output unit (243).
11. multimedia equipment control systems according to claim 4, it is characterized in that, multimedia equipment steering order is stored in the main control processor (100) of master control set (1), after the enabling signal that master control set (1) reception controller (4) sends, automatic the multimedia equipment steering order be pre-stored in main control processor (100) is sent to controlled terminal (2) by line of electric force, and is transferred to multimedia equipment (3) by controlled terminal (2).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104656597A (en) * | 2013-11-25 | 2015-05-27 | 上海风语筑展览有限公司 | Central control system for remotely controlling exhibition hall |
| CN104865879A (en) * | 2015-06-08 | 2015-08-26 | 苏州金螳螂展览设计工程有限公司 | Configuration method for strong electricity control system for exhibition hall |
| CN106354048A (en) * | 2016-12-01 | 2017-01-25 | 四川省农业科学院蚕业研究所 | Remote control system and remote control method |
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| CN107203164A (en) * | 2017-07-07 | 2017-09-26 | 苏州特瑞捷智能工程有限公司 | For the central controlled central control box of exhibition room equipment |
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Effective date of registration: 20240611 Address after: Room 402, 4th Floor, Building 7, No. 13 North Ertiao, Zhongguancun, Haidian District, Beijing, 100190 Patentee after: GuoKeYuan Technology (Beijing) Co.,Ltd. Country or region after: China Address before: Room 101, Unit 6, Building 16, Zone 3, Fatou Xili, Chaoyang District, Beijing, 100023 Patentee before: Chen Peng Country or region before: China Patentee before: Qu Liming Patentee before: Chen Liansheng |