CN102891725B - Method and system for controlling transmitters, and transmitter control box - Google Patents
Method and system for controlling transmitters, and transmitter control box Download PDFInfo
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- CN102891725B CN102891725B CN201210333493.1A CN201210333493A CN102891725B CN 102891725 B CN102891725 B CN 102891725B CN 201210333493 A CN201210333493 A CN 201210333493A CN 102891725 B CN102891725 B CN 102891725B
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Abstract
The invention relates to the field of broadcast transmission, in particular to a method and a system for controlling transmitters, and a transmitter control box, and aims to solve the problems of certain labor consumption, certain manual errors and low efficiency caused by manual interaction of an antenna and the transmitters in the prior art. The method for controlling the transmitters provided by the invention comprises the following steps of: when a first transmitter is required to be started, judging whether the first transmitter is in accordance with the starting condition; and when the first transmitter is not in accordance with the starting condition and a second transmitter is in accordance with the starting condition, sending a starting instruction to the second transmitter, wherein the first transmitter and the second transmitter have the same functions. By automatically controlling starting and switching of the transmitters, the antenna can automatically interact with the transmitters, labor resources are saved, and the interaction efficiency of the antenna and the transmitters is improved.
Description
Technical field
The present invention relates to broadcast transmission field, particularly a kind of method, system and transmitter control cabinet that transmitter is controlled.
Background technology
In the broadcast transmission station, general by master transmitter, standby transmitter and common antenna are responsible for the broadcast task of a frequency or channel, a transmitter in active and standby two transmitters connects the broadcast program that antenna is responsible for broadcast frequency or channel, another transmitter is for subsequent use, wherein, the transmitter being responsible for the broadcast task of a frequency or channel is called down the process of standby host by the process that becomes another, particularly, realize antenna by aerial exchanging switch to be connected from being connected to be switched to a transmitter with another transmitter, as shown in Figure 1, realize transmitting antenna by aerial exchanging switch to be connected from being connected with master transmitter to be switched to standby transmitter.
In prior art, realizing the broadcast transmission station of broadcast transmitting station station automatic, the switching on and shutting down of (master transmitter and a standby transmitter transmitter wherein) are mainly controlled transmitter by manual compiling software simulating, for the broadcast transmission station of unrealized broadcast transmitting station station automatic, generally the switching on and shutting down controlling transmitter (master transmitter and a standby transmitter transmitter wherein) manually, and all need by switched antenna alteration switch realization manually, antenna to be connected from being connected to be switched to a transmitter with another transmitter, thus be the process realizing standby host by manual type in prior art.Owing to being that it is mutual to realize with transmitter by manual type, thus expending certain manpower, there is certain human error, and efficiency comparison is low.
In sum, existing is mutual by what manually realize with transmitter, thus expends certain manpower, there is certain human error, and efficiency comparison is low.
Summary of the invention
Embodiments provide a kind of method, system and transmitter control cabinet that transmitter is controlled, for solve exist in prior art to realize with transmitter mutual by artificial, expend certain manpower, there is certain human error, and the problem that efficiency comparison is low.
Embodiments provide a kind of transmitter control cabinet, comprise judge module and processing module;
Judge module, for when needs are started shooting to the first transmitter, judges whether the first transmitter meets compressor start up condition;
Processing module, for judging that at judge module the first transmitter does not meet compressor start up condition, and after determining that the second transmitter meets compressor start up condition, sends start-up command to the second transmitter;
Wherein, the first transmitter and the second transmitter are the transmitters with identical function.
Embodiments provide a kind of method that transmitter is controlled, comprising:
When needs are started shooting to the first transmitter, judge whether the first transmitter meets compressor start up condition;
Do not meet compressor start up condition at judgement first transmitter, and after determining that the second transmitter meets compressor start up condition, send start-up command to the second transmitter;
Wherein, the first transmitter and the second transmitter are the transmitters with identical function.
The embodiment of the present invention, when needs are started shooting to the first transmitter, judges whether the first transmitter meets compressor start up condition; Compressor start up condition is not met at judgement first transmitter, and after determining that the second transmitter meets compressor start up condition, start-up command is sent to the second transmitter, indicate the second transmitter-on, thus achieve the automation mutual with transmitter, save human resources, improve simultaneously and carry out mutual efficiency with transmitter.
Accompanying drawing explanation
Fig. 1 is the structural representation that in prior art, antenna is switched to another transmitter from a transmitter;
Fig. 2 is the structural representation of embodiment of the present invention transmitter control cabinet;
Fig. 3 A is the structural representation that the broadcast broadcast system of an antenna respectively used by embodiment of the present invention transmitter;
Fig. 3 B is the structural representation that embodiment of the present invention transmitter shares the broadcast broadcast system of an antenna;
Fig. 4 is the structural representation of embodiment of the present invention broadcast broadcast system;
Fig. 5 is the method flow schematic diagram that the embodiment of the present invention controls transmitter;
Fig. 6 is the complete method schematic flow sheet that the embodiment of the present invention controls transmitter.
Embodiment
The embodiment of the present invention, when needs are started shooting to the first transmitter, judges whether the first transmitter meets compressor start up condition; Do not meet compressor start up condition at judgement first transmitter, and after determining that the second transmitter meets compressor start up condition, send start-up command to the second transmitter.Due to the start that realizes controlling transmitter by automation and switching, thus achieve the automation mutual with transmitter, save human resources, improve simultaneously and carry out mutual efficiency with transmitter.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.
First transmitter of the present invention and the second transmitter have following general character:
1, the circuit board of transmitter comprises communication board, for realizing communication with transmitter control cabinet, when providing power supply to transmitter, communication board is started working, communication board, according to the data acquisition instructions of transmitter control cabinet, gathers the operational factor of transmitter and the operational factor of the transmitter of collection is sent to transmitter control cabinet;
2, provide power supply to transmitter, transmitter but not necessarily open state, wherein, transmitter is in open state and refers to that transmitter is in the state transmitted, correspondingly, transmitter is in off-mode and refers to that transmitter is in the state stopped emission signal.
Fig. 2 is the structural representation of embodiment of the present invention transmitter control cabinet, and as shown in Figure 2, the transmitter control cabinet of the embodiment of the present invention comprises:
Judge module 201, for when needs are started shooting to the first transmitter, judges whether the first transmitter meets compressor start up condition;
Processing module 202, for judging that at judge module the first transmitter does not meet compressor start up condition, and after determining that the second transmitter meets compressor start up condition, sends start-up command to the second transmitter;
Wherein, the first transmitter and the second transmitter are the transmitters with identical function.
Preferably, judge module 201 also for:
According to the corresponding relation of the time point preset and switching on and shutting down information, determine the time that the first transmitter is started shooting.
Wherein, boot-strap information can be distinguish to carry out to the first transmitter or the second transmitter any information processed of starting shooting, the such as address of the first transmitter and the second transmitter; Shutdown information can be distinguish to carry out to the first transmitter or the second transmitter any information processed of shutting down, the such as address of the first transmitter and the second transmitter; Also startup and shutdown can be distinguished by setting identification.
In force, by putting processing module 202 memory time and the corresponding relation of boot-strap information, also can be stored by other storage entity, being transferred by other storage entity when needs use corresponding relation.
Control transmitter A with transmitter control cabinet below and transmitter B is specifically introduced, the execution mode of other situations and the execution mode of the embodiment of the present invention similar, just repeat no more at this.
Suppose that being set in advance in nine o'clock of the morning opens transmitter A, close transmitter A on eleven in the morning, and one o'clock of afternoon opens transmitter B, and close transmitter B on four in the afternoon;
If the clock display of control cabinet is thirty at noon 12 now, then judge module 201 determine need an o'clock starts shooting to transmitter B in the afternoon, after half an hour, judge module 201 judges whether transmitter B meets compressor start up condition, now transmitter B is the first transmitter, and transmitter A is the second transmitter;
If the clock display of control cabinet is now eight in the morning, then judge module 201 is determined to need to start shooting to transmitter A at nine o'clock of the morning, after one hour, judge module 201 judges whether transmitter A meets compressor start up condition, now transmitter A is the first transmitter, and transmitter B is the second transmitter.
Preferably, processing module 202 also for:
After described judge module 201 determines that described first transmitter meets compressor start up condition, send start-up command to the first transmitter.
Preferably, described judge module 201 also for:
According to the corresponding relation of the time point preset and switching on and shutting down information, judge the time that the first transmitter is shut down;
Processing module 202 is also for sending shutdown command to the first transmitter.
Control transmitter A with transmitter control cabinet below and transmitter B is specifically introduced, the execution mode of other situations and the execution mode of the embodiment of the present invention similar, just repeat no more at this.
Suppose that being set in advance in nine o'clock of the morning opens transmitter A, close transmitter A on eleven in the morning, and one o'clock of afternoon opens transmitter B, and close transmitter B on four in the afternoon;
If the clock display of control cabinet is thirty at noon 12 now, then judge module 201 determine need an o'clock starts shooting to transmitter B in the afternoon, after half an hour, judge module 201 judges whether transmitter B meets compressor start up condition, now transmitter B is the first transmitter, and transmitter A is the second transmitter; If judge module 201 judges that transmitter B meets compressor start up condition, then processing module 202 sends start-up command to transmitter B, instruction transmitter B start, namely transmitter B begins through antenna and outwards transmits, and is responsible for the broadcast of the broadcast program of a frequency or channel.
Judge module 201 judges close transmitter B on four in the afternoon, every 1 minute, (time interval of judge module 201 scan clock can be arranged judge module 201 as required,) run-down clock, when arriving on four in the afternoon, processing module 202 sends shutdown command to transmitter B, instruction transmitter B shutdown, namely transmitter B stops outwards being transmitted by antenna.
Preferably, described transmitter control cabinet also comprises: acquisition module 203, for gathering the operational factor of the first transmitter and the second transmitter.
When the first transmitter and the second transmitter are in power supply state, acquisition module 203 just can collect the operational factor of the first transmitter and the second transmitter.
In concrete enforcement, acquisition module 203 can carry out Real-time Collection to the operational factor of the first transmitter and the second transmitter, also can gather according to the cycle in the time interval of setting.
The time interval gathering the operational factor of the first transmitter can specifically be arranged as required, such as 5 seconds; The time interval gathering the operational factor of the second transmitter can specifically be arranged as required, such as 5 seconds.
Wherein, operational factor can be run relevant all parameters with transmitter, and what include but not limited in following parameters is part or all of: switch transmitter parameter, starting procedure parameter, the parameter that compressor start up condition is relevant.
Wherein, can determine according to user's request with switching transmitter parameter, can be such as the transmitting power of transmitter.
Can set the threshold value of the transmitting power of transmitter according to user's request, such as 50 watts, when being in the transmitting power of transmitter of open state lower than 50 watt-hours, judge module 201 is determined to need to switch transmitter.
Control transmitter A with transmitter control cabinet below and transmitter B is specifically introduced, the execution mode of other situations and the execution mode of the embodiment of the present invention similar, just repeat no more at this.
Suppose that transmitter A is in open state, outwards transmitted by antenna, transmitter B is in the off-mode of power supply; The threshold value of the transmitting power of setting transmitter is 50 watts;
Acquisition module 203 gathers the operational factor of transmitter A and transmitter B, judge module 201 judges that whether the transmitting power of the transmitter A gathered is lower than 50 watts, if the transmitting power of the transmitter A of the up-to-date collection of acquisition module 203 is 100 watts, then judge module 201 is determined not need to carry out handover operation;
If the transmitting power of the transmitter A of the up-to-date collection of acquisition module 203 is 40 watts, then judge module 201 is determined to need to carry out handover operation.
Starting procedure parameter can be any parameter relevant with starting procedure, than if any transmitter after judge module 201 determines to meet compressor start up condition, processing module 202 needs the state first resetting or confirm antenna before sending start-up command.
The parameter relevant with compressor start up condition can be the parameter (control model of transmitter is divided into this control pattern and remote control mode) of the parameter (operating state of transmitter is divided into malfunction and normal condition) of the operating state of transmitter or the control model of transmitter;
Compressor start up condition is met when transmitter is in normal condition and is in remote control mode; Compressor start up condition is not met when transmitter is in malfunction or be in this control pattern.
Preferably, judge module 201 specifically for:
Operational factor according to described first transmitter obtained judges whether described first transmitter meets compressor start up condition;
Described processing module 202 specifically for:
Operational factor according to described second transmitter obtained judges whether described second transmitter meets compressor start up condition.
The parameter relevant with compressor start up condition controlling to gather according to acquisition module 203 with transmitter control cabinet below judges whether transmitter meets compressor start up condition and be specifically introduced, the execution mode of other situations and the execution mode of the embodiment of the present invention similar, just repeat no more at this.
Suppose that being set in advance in nine o'clock of the morning opens transmitter A, close transmitter A on eleven in the morning, and one o'clock of afternoon opens transmitter B, and close transmitter B on four in the afternoon;
If the clock display of control cabinet is thirty at noon 12 now, then judge module 201 determine need an o'clock starts shooting to transmitter B in the afternoon, transmitter B is the first transmitter, transmitter A is the second transmitter, after half an hour, judge module 201 judges whether transmitter B meets compressor start up condition:
The parameter of the control model of the transmitter of the up-to-date transmitter B that judge module 201 gathers according to acquisition module 203, judge the control model of transmitter B, if the control model of transmitter B is remote control mode, then judge module 201 is further according to the parameter of the operating state of the transmitter of the up-to-date transmitter B of acquisition module 203 collection, judge the operating state of transmitter B, if the operating state of transmitter B is normal condition, then judge module 201 determines that transmitter B meets compressor start up condition;
If the control model of transmitter B is this control pattern, then judge module 201 determines that transmitter B does not meet compressor start up condition;
If the operating state of transmitter B is malfunction, then judge module 201 determines that transmitter B does not meet compressor start up condition.
Suppose that judge module 201 determines that transmitter B does not meet compressor start up condition, then according to judge module 201, processing module 203 determines whether the same mode determination transmitter A whether transmitter B meets compressor start up condition meets compressor start up condition.
Preferably, described processing module 202 also for:
After described first transmitter does not meet compressor start up condition and/or described second transmitter does not meet compressor start up condition, carry out alarming processing.
Preferably, alarming processing comprises the bright warning of indicator light and/or audible alarm.
If when the first transmitter and the second transmitter all do not meet compressor start up condition, processing module 202 can carry out alarming processing always, until artificial releasing transmitter failure.
Preferably, judge module 201 also for: judge whether to need to carry out handover operation according to the operational factor of described second transmitter obtained or the switching command from higher level's control unit that receives;
Processing module 202 also for:
Determine to need to carry out handover operation at judge module, send shutdown command to the second transmitter, send start-up command to the first transmitter;
Wherein, the second transmitter is in open state, and the first transmitter is in power supply and the state of shutdown.
In enforcement, after the switching transmitter parameter in the operational factor of described second transmitter of judge module 201 judgement acquisition exceedes threshold range or receives the switching command of higher level's control unit, determine to need to carry out handover operation.
Wherein, can by the threshold range of processing module 202 bank switching transmitter parameter, can being stored by other storage entity, needing to be transferred by other storage entity when using the threshold range switching transmitter parameter, also can be issued by higher level's control unit.
Wherein, artificially can trigger higher level's control unit and issue switching command, also by higher level's control unit acquisition module 203 can be gathered and the operational factor of the second transmitter uploaded compares with the threshold range switching the second transmitter parameter, switching transmitter parameter in the operational factor of the second transmitter exceedes threshold range, triggers higher level's control unit and issues switching command.
Control transmitter A with transmitter control cabinet below and transmitter B is specifically introduced, the execution mode of other situations and the execution mode of the embodiment of the present invention similar, just repeat no more at this.
Suppose that transmitter A is in open state, outwards transmitted by antenna, transmitter B is in the off-mode of power supply; Arranging switching transmitter parameter is as required the transmitting power of transmitter, and the threshold range setting the transmitting power of transmitter A and transmitter B is 50 watts-100 watts;
Acquisition module 203 gathers the operational factor of transmitter A and transmitter B, judge module 201 judges that the transmitting power of the transmitter A gathered is whether in the threshold range of transmitting power, if the transmitting power of the transmitter A of the up-to-date collection of acquisition module 203 is 100 watts, then judge module 201 is determined not need to carry out handover operation;
If the transmitting power of the transmitter A of the up-to-date collection of acquisition module 203 is 101 watts, then judge module 201 is determined to need to carry out handover operation, and processing module 202 carries out alarming processing; After processing module 202 carries out alarming processing, can also the following two kinds operation be carried out:
Operation one, processing module 202 are determined to need to carry out handover operation at judge module 201, send shutdown command to transmitter A, send start-up command to transmitter B, and alarm is removed.
Operation two, processing module 202 judge that the transmitting power of the transmitter B that acquisition module 203 gathers is whether in the threshold range of transmitting power, if the transmitting power of the transmitter B of the up-to-date collection of acquisition module 203 is 40 watts, then processing module 202 carries out alarming processing always, until artificial releasing fault; If the transmitting power of the transmitter B of the up-to-date collection of acquisition module 203 is 80 watts, then send shutdown command to transmitter A, send start-up command to transmitter B, alarm is removed.
Preferably, processing module 202 also for:
Determine to need the time point needing that the first transmitter is shut down that the time point of starting shooting to the first transmitter is corresponding;
By corresponding for the time point determined in the corresponding relation preset, switching on and shutting down information to the second transmitter-off is revised as to the switching on and shutting down information of the first transmitter-off;
According to the time point after change and the corresponding relation of switching on and shutting down information, when determining that the time point corresponding to the switching on and shutting down information of the second transmitter-off arrives, send shutdown command to the second transmitter.
Wherein, according to the corresponding relation of the time point originally preset and switching on and shutting down information, should be at the time point needing to shut down to the first transmitter corresponding to the time point of starting shooting to the first transmitter, first transmitter is shut down, and do not meet compressor start up condition due to the first transmitter, second transmitter has been carried out starting shooting process, so the time point needing to shut down to the first transmitter that should be corresponding at the time point of starting shooting to the first transmitter, second transmitter is shut down, namely the corresponding relation revising time point and the switching on and shutting down information preset is needed.
Be specifically introduced for transmitter A and transmitter B below, the execution mode of other situations and the execution mode of the embodiment of the present invention similar, just repeat no more at this.
Suppose that being set in advance in nine o'clock of the morning opens transmitter A, close transmitter A on eleven in the morning, and one o'clock of afternoon opens transmitter B, and close transmitter B on four in the afternoon.
If during nine o'clock of the morning, judge module 201 determines that transmitter A exists fault, do not meet compressor start up condition, transmitter B meets compressor start up condition, then processing module 202 sends start-up command to transmitter B, instruction transmitter B start, processing module 202 revises the corresponding relation of time point and the boot-strap information preset simultaneously, and be namely set in and nine o'clock of the morning open transmitter A, close transmitter B on eleven in the morning, one o'clock of afternoon opens transmitter B, and close transmitter B on four in the afternoon.
Preferably, also can need according to other corresponding relation upgrading time point and the boot-strap information preset, be such as set in and nine o'clock of the morning open transmitter A, close transmitter B on eleven in the morning, one o'clock of afternoon opens transmitter A, and close transmitter A on four in the afternoon.
Preferably, judge module 201 determines that transmitter A exists fault, and after not meeting compressor start up condition, processing module 202 carries out alarming processing, needs artificial releasing transmitter failure.
More than, with the first transmitter, at least there is an antenna, it is that example is introduced that second transmitter at least has an antenna, as shown in Figure 3A, first transmitter and the second transmitter respectively have an antenna, do not need to realize antenna to switch between a transmitter and another transmitter when the transmitter of responsible broadcast task is switched to another transmitter from a transmitter, in concrete enforcement, the first transmitter and the second transmitter also can share an antenna; Now, need to realize antenna when the transmitter of responsible broadcast task is switched to another transmitter from a transmitter and switch between a transmitter and another transmitter, thus transmitter control cabinet also comprises antenna control module 204;
Processing module 202 also for: do not meet compressor start up condition at the first transmitter, and after determining that described second transmitter meets compressor start up condition, send switching command to described antenna control module 204, to second transmitter send start-up command;
Described antenna control module 204, for after receiving described switching command, is switched to described second transmitter by antenna;
Wherein, when carrying out antenna and switching, the first transmitter and the second transmitter are all in off-mode.
Wherein, can send instruction by antenna control module 204 to antenna, realize antenna being switched to described second transmitter, if the message of handover success replied by antenna in very first time length, then antenna successful switch is to described second transmitter; If antenna is not replied message or is replied the message of handoff failure in very first time length, then antenna is not switched to described second transmitter, processing module 202 carries out alarming processing, and after removing fault until artificial, processing module 202 just can send start-up command to the second transmitter.
As shown in Figure 3 B, first transmitter and the second transmitter share an antenna, antenna is connected with the first transmitter, processing module 202 does not meet compressor start up condition at the first transmitter, and after determining that described second transmitter meets compressor start up condition, also comprised before the second transmitter sends start-up command: send switching command to antenna control module 204, antenna is switched to described second transmitter by marker antenna control module 204, antenna control module 204 receives switching command rearward-facing antenna and sends instruction, if the message of handover success replied by antenna in very first time length, then antenna successful switch is to described second transmitter, if antenna is not replied message or is replied the message of handoff failure in very first time length, then antenna is not switched to described second transmitter, processing module 202 carries out alarming processing, after removing fault until artificial, processing module 202 just can send start-up command to the second transmitter.
Preferably, above-mentioned is independently realize being introduced with the mutual of transmitter for transmitter control cabinet, specifically implements, and also can control transmitter the mutual of control cabinet and transmitter by the realization of higher level's control system.
Preferably, described acquisition module 203 also for: described first transmitter obtained and the operational factor of described second transmitter are reported to described higher level's control unit.
Preferably, acquisition module 203 reports to described higher level's control unit after encapsulating the operational factor of the first transmitter and described second transmitter according to rendezvous protocol form.
Preferably, higher level's control unit shows operational factor by display unit.
Preferably, display unit can be all display devices that can realize Presentation Function, such as, and screen wall monitor.
Preferably, when transmitter breaks down, higher level's control system can obtain the reason of fault by the operational factor from acquisition module 203 that analyzing and processing receives.
Preferably, control system can according to the request of transmitter control cabinet or the corresponding relation initiatively issuing time point and boot-strap information.
Preferably, higher level's control system update time point and the corresponding relation of boot-strap information time, directly the corresponding relation of amended time point and boot-strap information can be handed down to transmitter control cabinet, also modify instruction can be sent, the corresponding relation of instruction transmitter control cabinet modification time point and boot-strap information.
Preferably, control system according to the request of transmitter control cabinet or can initiatively issue the threshold range switching transmitter parameter.
Preferably, higher level's control system initiatively can issue the time interval gathering operational factor.
Preferably, higher level's control system and transmitter control cabinet carry out heartbeat maintenance, and when wherein a side is broken down, the opposing party can determine that the other side or circuit break down.
Preferably, processing module 202 also for obtaining system time from higher level's control system, and being proofreaded according to the time of system time to transmitter control cabinet and upgrading, and during high-ranking officers operation note in Operation Log.
Preferably, transmitter control cabinet also comprises finger daemon module 205, for realizing the monitoring to self, when a fault is found, realizes automatically reseting and fault recovery.
Preferably, when finger daemon finds fault, first restart, then superior control system obtains service data, if after the frequency of failure of attempting superior control system acquisition service data reaches first threshold, the service data utilizing self to preserve is carried out operation and is controlled.
Preferably, by PLC(programmable logic controller (PLC)) power-fail memory function arranges the power failure memory function realizing transmitter control cabinet.
The broadcast broadcast system of the embodiment of the present invention comprises all features of transmitter control cabinet described above, structural representation as shown in Figure 4, comprises transmitter control cabinet 401, aerial exchanging switch 402, master transmitter 403, standby transmitter 404 and higher level's control system 405;
Below to be realized controlling transmitter control cabinet 401 by higher level's control system 405 with the mutual of transmitter and master transmitter 403 shares an antenna with standby transmitter 404 is introduced, it is similar with the mutual execution mode of transmitter that the execution mode of other situations and the embodiment of the present invention realize controlling transmitter control cabinet 401 by higher level's control system, do not repeat them here.
As shown in Figure 4, higher level's control system 405 comprises the control subsystem be made up of control desk and industrial computer, and show drawing array by state display client, middle control, VGA() display subsystem that forms of matrix and screen wall monitor, wherein, control subsystem (control desk control industrial computer), for carrying out the mutual of data and instruction with transmitter control cabinet 401, realizes the control to transmitter control cabinet 401; Display subsystem is used for the service data that acquisition module 203 gathers to show, a corresponding transmitter control cabinet 401 of state display client, the content (such as in the content of VGA matrix position 1 place show state display client 1) of each part display of middle control control VGA matrix, and shown by screen wall monitor.
Preferably, higher level's control system 405 realizes carrying out alternately with transmitter control cabinet 401 by network interaction machine, particularly, realizes carrying out can determining as required alternately with how many transmitter control cabinets 401 by network interaction machine.
As shown in Figure 4, transmitter control cabinet 401 is connected by signal combing plate with aerial exchanging switch 402, switch between master transmitter 403 and standby transmitter 404 for realizing control antenna alteration switch 402, wherein, aerial exchanging switch 402 can be motor, signal combing plate is used for powering to aerial exchanging switch 402, and control antenna alteration switch 402 rotates forward or reverses, to realize switching between master transmitter 403 and standby transmitter 404.
As shown in Figure 4, transmitter control cabinet 401 carries out the mutual of data and instruction by serial server and master transmitter 403, wherein, the interface of the connecting line between transmitter control cabinet and serial server is RJ45 network interface, connecting line between serial server with master transmitter 403 one is RJ45 network interface (being connected of serial server), and other end is 485 communication interfaces (connecting one of master transmitter 403).
Preferably, if the interface that master transmitter 403 provides is network interface, then directly can carry out the mutual of data and instruction between transmitter control cabinet 401 and master transmitter 403, not need to use serial server and connecting line.
As shown in Figure 4, transmitter control cabinet 401 carries out the mutual of data and instruction by serial server and standby transmitter 404, wherein, the interface of the connecting line between transmitter control cabinet and serial server is RJ45 network interface, connecting line one between serial server with standby transmitter 404 is RJ45 network interface (being connected of serial server), and other end is 485 communication interfaces (connecting one of standby transmitter 404).
Preferably, if the interface that standby transmitter 404 provides is network interface, then directly can carry out the mutual of data and instruction between transmitter control cabinet 401 and standby transmitter 404, not need to use serial server and connecting line.
Because transmitter control cabinet 401 only has a communication interface, in order to realize expanding communication interface, can at the inside integrated network switch of transmitter control cabinet 401, also can be connected with the network interaction machine of outside, what provide in Fig. 4 is that transmitter control cabinet 401 realizes expanding communication interface by being connected with the network interaction machine of outside.
Preferably, the broadcast task of a frequency or channel can be responsible for by a transmitter control cabinet and two transmitters, also can be responsible for by two transmitter control cabinets and three transmitters, the broadcast task that concrete employing how many transmitter control cabinets and how many transmitters are responsible for a frequency or channel can be determined as required, correspondingly, the function of transmitter control cabinet also will carry out a little change according to the quantity of the quantity of transmitter control cabinet and transmitter, such as, the situation of the broadcast task of a frequency or channel is responsible for for two transmitter control cabinets and two transmitters, a transmitter can be responsible for by a transmitter control cabinet, and need whether switch the information such as transmitter alternately between two transmitter control cabinets.
Embodiment described above is to realize the mutual of data and instruction by Ethernet between transmitter control cabinet 401 and master transmitter 403, standby transmitter 404 and higher level's control system 405, and other can realize transmitter control cabinet 401 and between master transmitter 403, standby transmitter 404 and higher level's control system 405, the mutual network of data and instruction or mode are also applicable to the present invention.
Based on same inventive concept, a kind of method that transmitter is controlled is additionally provided in the embodiment of the present invention, the principle of dealing with problems due to the method and the system of the embodiment of the present invention and unit affinity, therefore the enforcement of the method see the enforcement of system and equipment, can repeat part and repeats no more.
As shown in Figure 5, the embodiment of the present invention comprises the following steps: the method that transmitter controls
Step 501, when needs are started shooting to the first transmitter, judge whether the first transmitter meets compressor start up condition;
Step 502, do not meet compressor start up condition at judgement first transmitter, and after determining that the second transmitter meets compressor start up condition, send start-up command to the second transmitter;
Wherein, the first transmitter and the second transmitter are the transmitters with identical function.
Preferably, before judging whether the first transmitter meets compressor start up condition, also comprise:
According to the corresponding relation of the time point preset and switching on and shutting down information, determine the time that the first transmitter is started shooting.
After judging whether the first transmitter meets compressor start up condition, also comprise:
After determining that described first transmitter meets compressor start up condition, send start-up command to the first transmitter.
After the first transmitter sends start-up command, also comprise:
According to the corresponding relation of the time point preset and switching on and shutting down information, judge the time that the first transmitter is shut down.
Preferably, judge whether the first transmitter and the second transmitter meet compressor start up condition according to following content:
Gather the operational factor of described first transmitter and described second transmitter;
Operational factor according to described first transmitter obtained judges whether described first transmitter meets compressor start up condition, and judges whether described second transmitter meets compressor start up condition according to the operational factor of described second transmitter obtained.
Preferably, after described first transmitter does not meet compressor start up condition and/or described second transmitter does not meet compressor start up condition, alarming processing is carried out.
Preferably, after the second transmitter sends start-up command, also comprise:
Judge whether to need to carry out handover operation according to the operational factor of described second transmitter obtained or the switching command from higher level's control unit that receives;
After determining to need to carry out handover operation, send shutdown command to the second transmitter, send start-up command to the first transmitter simultaneously.
Preferably, after the second transmitter sends start-up command, also comprise:
Determine to need the time point needing that the first transmitter is shut down that the time point of starting shooting to the first transmitter is corresponding;
By corresponding for the time point determined in the corresponding relation preset, switching on and shutting down information to the second transmitter-off is revised as to the switching on and shutting down information of the first transmitter-off;
According to the time point after change and the corresponding relation of switching on and shutting down information, when determining that the time point corresponding to the switching on and shutting down information of the second transmitter-off arrives, send shutdown command to the second transmitter.
More than, with the first transmitter, at least there is an antenna, it is that example is introduced that second transmitter at least has an antenna, first transmitter and the second transmitter respectively have an antenna, do not need to realize antenna to switch between a transmitter and another transmitter when the transmitter of responsible broadcast task is switched to another transmitter from a transmitter, in concrete enforcement, the first transmitter and the second transmitter also can share an antenna.
Preferably, described first transmitter and the second transmitter share an antenna; Determining that the first transmitter does not meet compressor start up condition, and after the second transmitter meets compressor start up condition, also comprising before the second transmitter sends start-up command:
Antenna is switched to described second transmitter;
Wherein, when carrying out antenna and switching, the first transmitter and the second transmitter are all in off-mode.
As shown in Figure 6, the embodiment of the present invention comprises the following steps: the complete method that transmitter controls
Below to be realized by higher level's control system controlling transmitter control cabinet and the shared antenna of transmitter A and transmitter B, antenna is connected for example carries out concrete complete introduction with transmitter A, the execution mode of other situations and the execution mode of the embodiment of the present invention similar, just repeat no more at this.
Suppose that Current transmitters A and transmitter B is all in power and the state of shutting down, transmitter control cabinet is in the state of always starting shooting, the time of present transmitter control cabinet is thirty in the morning eight, the corresponding relation of higher level's control system setting-up time point and switching on and shutting down information, namely transmitter A is opened at nine o'clock of the morning, close transmitter A on eleven in the morning, and one o'clock of afternoon opens transmitter B, and close transmitter B on four in the afternoon.
Step 601, transmitter control cabinet superior control system send request the message of the corresponding relation of time point and switching on and shutting down information, and the time point from higher level's control system of reception and the corresponding relation of switching on and shutting down information are covered the corresponding relation of time point and the switching on and shutting down information self stored;
Preferably, have no time a little independently to realize the mutual situation with transmitter A and transmitter B with the corresponding relation of switching on and shutting down information or transmitter control cabinet for higher level's control system, it is mutual that transmitter control cabinet carries out with transmitter A and transmitter B according to the corresponding relation of the time point self stored and switching on and shutting down information.
Preferably, if when higher level's control system changes the corresponding relation of time point and switching on and shutting down information, then initiatively issue the corresponding relation of the time point more after this and switching on and shutting down information to transmitter control cabinet, the time point from higher level's control system of reception and the corresponding relation of switching on and shutting down information are covered the corresponding relation of time point and the switching on and shutting down information self stored by instruction transmitter control cabinet; Or
Modify instruction is sent, the corresponding relation of the time point that instruction transmitter control cabinet amendment higher level control system change part is corresponding and switching on and shutting down information to transmitter control cabinet.
Step 602, transmitter control cabinet are every the corresponding relation of 1 second run-down time point and switching on and shutting down information, determine that the time of starting shooting to transmitter A is point in the morning nine, when the time of transmitter control cabinet arrives nine o'clock of the morning, according to the service data of the transmitter A of up-to-date collection, transmitter control cabinet judges that transmitter A does not meet compressor start up condition;
Preferably, transmitter control cabinet can realize determining by arranging timer the interval of 1 second.
Preferably, there is the system clock of oneself in transmitter control cabinet.
Preferably, according to the parameter relevant with compressor start up condition in the operational factor of up-to-date collection, transmitter control cabinet judges whether transmitter A meets compressor start up condition, if transmitter A is in malfunction or this control pattern, then determine that transmitter A does not meet compressor start up condition, and carry out alarming processing, need the fault that artificial releasing transmitter A exists.
In concrete enforcement, if transmitter A is in normal condition and is in remote control mode, then determine that transmitter A meets compressor start up condition, then send start-up command to transmitter A, instruction transmitter A start.
According to the service data of the transmitter B of up-to-date collection, step 603, transmitter control cabinet judge that transmitter B meets compressor start up condition, and determine that antenna is connected with transmitter A;
If antenna is connected with transmitter B, then do not need antenna to be switched to transmitter B, start-up command can be sent directly to transmitter B, instruction transmitter B start.
Step 604, transmitter control cabinet send instruction to antenna, if antenna replys handover success message in very first time length, then determine that antenna is switched to transmitter B, and send start-up command to transmitter B, instruction transmitter B start;
If transmitter control cabinet does not receive the message that antenna is replied or the switch failure information receiving antenna reply in very first time length in very first time length, then transmitter control cabinet is determined to be switched in the process of transmitter B at antenna to break down, carry out alarming processing, know artificial releasing fault.
Preferably, the corresponding relation of change time point and switching on and shutting down information, namely closes transmitter B on eleven in the morning.
Step 605, transmitter control cabinet sent a data acquisition instructions every 5 seconds to transmitter B, and the operational factor protocol encapsulation of self, according to the communication interface agreement of self, is sent to transmitter control cabinet by transmitter B;
Preferably, transmitter control cabinet can realize determining by arranging timer the interval of 5 seconds.
Preferably, the part or all of operational factor of self can be sent to transmitter control cabinet according to communication interface agreement by transmitter B, specifically can set as required.
The operational factor of collection is sent to higher level's control system according to protocol conventions form by step 606, transmitter control cabinet, preserves the operational factor of collection simultaneously;
Higher level's control system to receive from transmitter control cabinet by operational factor process, and demonstrate the result to operational factor by display device.
The threshold range of the transmitting power of the transmitting power of the transmitter in the operational factor of collection and transmitter B compares by step 607, transmitter control cabinet, when the transmitting power of the transmitter in the service data gathered exceeds normal range (NR), carry out alarming processing, and triggering is switched to transmitter A from transmitter B;
Preferably, the embodiment of the present invention is the switching transmitter parameter judging whether to need to be switched to transmitter A from transmitter B with the transmitting power of transmitter, in concrete enforcement, also can set switching transmitter parameter as required.
Preferably, the threshold range of the transmitting power of transmitter can be handed down to transmitter control cabinet by higher level's control system, also can be stored by transmitter control cabinet self, when higher level's control system issues the threshold range of the transmitting power of transmitter, the threshold range of the transmitting power of the transmitter received is covered the threshold range of the transmitting power of the transmitter that self stores by transmitter control cabinet.
Below be only for the transmitting power of transmitter for switch transmitter parameter be introduced, the execution mode of alternate manner and the execution mode of the embodiment of the present invention similar, do not repeat them here.
Step 608, transmitter control cabinet according to the transmitting power of the up-to-date transmitter A gathered whether in the threshold range of transmitting power, if the transmitting power of transmitter A is in the threshold range of transmitting power, then send shutdown command to transmitter B, antenna is switched to transmitter A, and sends start-up command to transmitter A;
Preferably, if the transmitting power of transmitter A is not in the threshold range of transmitting power, then transmitter control cabinet carries out alarming processing, until artificially remove fault.
The corresponding relation of step 609, transmitter control cabinet change time point and switching on and shutting down information, namely changes on eleven in the morning and closes transmitter A;
Particularly, also artificially can trigger the corresponding relation of change time point and switching on and shutting down information as required, such as change 10 AM clock and close transmitter A.
Step 610, transmitter control cabinet are every the corresponding relation of 1 second run-down time point and switching on and shutting down information, determine that the time of shutting down to transmitter A is point in the morning 11, when the time of transmitter control cabinet arrives at ten one in the morning, shutdown command is sent, instruction transmitter A shutdown to transmitter A.
Although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (17)
1. a transmitter control cabinet, is characterized in that, described transmitter control cabinet comprises judge module and processing module;
Judge module, for when needs are started shooting to the first transmitter, judges whether the first transmitter meets compressor start up condition;
Processing module, for judging that at judge module the first transmitter does not meet compressor start up condition, and after determining that the second transmitter meets compressor start up condition, sends start-up command to the second transmitter;
Wherein, the first transmitter and the second transmitter are the transmitters with identical function;
Described transmitter control cabinet also comprises: acquisition module, for gathering the operational factor of described first transmitter and described second transmitter; Described operational factor comprises: working status parameter and control model parameter;
Described judge module, specifically for: the operational factor according to described first transmitter obtained judges whether described first transmitter meets compressor start up condition; When determining that described first transmitter is in malfunction according to the working status parameter of described first transmitter obtained, or when determining that described first transmitter is in this control pattern according to the control model parameter of described first transmitter obtained, judge that described first transmitter does not meet compressor start up condition;
Described processing module, specifically for: the operational factor according to described second transmitter obtained judges whether described second transmitter meets compressor start up condition; When determining that described second transmitter is in normal condition according to the working status parameter of described second transmitter obtained, and when determining that described second transmitter is in remote control mode according to the control model parameter of described second transmitter obtained, judge that described second transmitter meets compressor start up condition.
2. transmitter control cabinet as claimed in claim 1, is characterized in that, described judge module, also for the corresponding relation according to the time point preset and switching on and shutting down information, determines the time of starting shooting to the first transmitter.
3. transmitter control cabinet as claimed in claim 1, is characterized in that, described processing module, also for after judging that at described judge module described first transmitter meets compressor start up condition, to the first transmitter transmission start-up command.
4. transmitter control cabinet as claimed in claim 3, is characterized in that, described judge module, also for the corresponding relation according to the time point preset and switching on and shutting down information, judges the time of shutting down to the first transmitter;
Processing module, the unused time also for judging according to judge module, sends shutdown command to the first transmitter.
5. transmitter control cabinet as claimed in claim 1, is characterized in that, described processing module, also for: after described first transmitter does not meet compressor start up condition and/or described second transmitter does not meet compressor start up condition, carry out alarming processing.
6. transmitter control cabinet as claimed in claim 1, is characterized in that, described judge module, also for judging whether to need to carry out handover operation according to the operational factor of described second transmitter obtained or the switching command from higher level's control unit that receives;
Described processing module, also for: determine to need to carry out handover operation at judge module, to second transmitter send shutdown command, to first transmitter send start-up command.
7. transmitter control cabinet as claimed in claim 1, is characterized in that, described processing module, the time point needing to shut down to the first transmitter also for determining to need the time point of starting shooting to the first transmitter corresponding; By corresponding for the time point determined in the corresponding relation preset, switching on and shutting down information to the second transmitter-off is revised as to the switching on and shutting down information of the first transmitter-off; According to the time point after change and the corresponding relation of switching on and shutting down information, when determining that the time point corresponding to the switching on and shutting down information of the second transmitter-off arrives, send shutdown command to the second transmitter.
8. transmitter control cabinet as claimed in claim 1, is characterized in that, described first transmitter and the second transmitter share an antenna; Described transmitter control cabinet also comprises antenna control module;
Processing module, also for not meeting compressor start up condition at the first transmitter, and after determining that described second transmitter meets compressor start up condition, sending switching command to described antenna control module, sending start-up command to the second transmitter;
Described antenna control module, for after receiving described switching command, is switched to described second transmitter by antenna;
Wherein, when carrying out antenna and switching, the first transmitter and the second transmitter are all in off-mode.
9. broadcast a broadcast system, it is characterized in that, comprise as arbitrary in claim 1 ~ 8 as described in transmitter control cabinet.
10. to the method that transmitter controls, it is characterized in that, the method comprises:
When needs are started shooting to the first transmitter, judge whether the first transmitter meets compressor start up condition;
Do not meet compressor start up condition at judgement first transmitter, and after determining that the second transmitter meets compressor start up condition, send start-up command to the second transmitter;
Wherein, the first transmitter and the second transmitter are the transmitters with identical function;
Judge whether the first transmitter and the second transmitter meet compressor start up condition according to following content:
Gather the operational factor of described first transmitter and described second transmitter; Described operational factor comprises: working status parameter and control model parameter;
Operational factor according to described first transmitter obtained judges whether described first transmitter meets compressor start up condition; When determining that described first transmitter is in malfunction according to the working status parameter of described first transmitter obtained, or when determining that described first transmitter is in this control pattern according to the control model parameter of described first transmitter obtained, judge that described first transmitter does not meet compressor start up condition;
Operational factor according to described second transmitter obtained judges whether described second transmitter meets compressor start up condition; When determining that described second transmitter is in normal condition according to the working status parameter of described second transmitter obtained, and when determining that described second transmitter is in remote control mode according to the control model parameter of described second transmitter obtained, judge that described second transmitter meets compressor start up condition.
11. methods as claimed in claim 10, is characterized in that, before judging whether the first transmitter meets compressor start up condition, also comprise:
According to the corresponding relation of the time point preset and switching on and shutting down information, determine the time that the first transmitter is started shooting.
12. methods as claimed in claim 10, is characterized in that, after judging whether the first transmitter meets compressor start up condition, also comprise:
After determining that described first transmitter meets compressor start up condition, send start-up command to the first transmitter.
13. methods as claimed in claim 12, is characterized in that, after the first transmitter sends start-up command, also comprise:
According to the corresponding relation of the time point preset and switching on and shutting down information, judge the time that the first transmitter is shut down.
14. methods as claimed in claim 10, it is characterized in that, the method also comprises:
After described first transmitter does not meet compressor start up condition and/or described second transmitter does not meet compressor start up condition, carry out alarming processing.
15. methods as claimed in claim 10, is characterized in that, after the second transmitter sends start-up command, also comprise:
Judge whether to need to carry out handover operation according to the operational factor of described second transmitter obtained or the switching command from higher level's control unit that receives;
After determining to need to carry out handover operation, send shutdown command to the second transmitter, send start-up command to the first transmitter simultaneously.
16. methods as claimed in claim 10, is characterized in that, after the second transmitter sends start-up command, also comprise:
Determine to need the time point needing that the first transmitter is shut down that the time point of starting shooting to the first transmitter is corresponding;
By corresponding for the time point determined in the corresponding relation preset, switching on and shutting down information to the second transmitter-off is revised as to the switching on and shutting down information of the first transmitter-off;
According to the time point after change and the corresponding relation of switching on and shutting down information, when determining that the time point corresponding to the switching on and shutting down information of the second transmitter-off arrives, send shutdown command to the second transmitter.
17. methods as claimed in claim 10, is characterized in that, described first transmitter and the second transmitter share an antenna; Determining that the first transmitter does not meet compressor start up condition, and after the second transmitter meets compressor start up condition, before sending start-up command to the second transmitter, also comprising:
Antenna is switched to described second transmitter;
Wherein, when carrying out antenna and switching, the first transmitter and the second transmitter are all in off-mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210333493.1A CN102891725B (en) | 2012-09-10 | 2012-09-10 | Method and system for controlling transmitters, and transmitter control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210333493.1A CN102891725B (en) | 2012-09-10 | 2012-09-10 | Method and system for controlling transmitters, and transmitter control box |
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| Publication Number | Publication Date |
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| CN102891725A CN102891725A (en) | 2013-01-23 |
| CN102891725B true CN102891725B (en) | 2015-01-14 |
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| CN201210333493.1A Expired - Fee Related CN102891725B (en) | 2012-09-10 | 2012-09-10 | Method and system for controlling transmitters, and transmitter control box |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104468002A (en) * | 2015-01-05 | 2015-03-25 | 成都新光微波工程有限责任公司 | Audio signal switcher |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201557183U (en) * | 2009-11-16 | 2010-08-18 | 浙江传媒学院 | Embedded control system of broadcast TV transmitter |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201557183U (en) * | 2009-11-16 | 2010-08-18 | 浙江传媒学院 | Embedded control system of broadcast TV transmitter |
Non-Patent Citations (5)
| Title |
|---|
| 主、备发射机遇故障自动切换控制器原理及应用;黄毅伟 等;《视听》;20080515(第05期);第7-8页 * |
| 电视发射机实现自动开关机和主备机切换;陈文慧;《电视技术》;19940317(第03期);第35页 * |
| 调频"N+2"天线切换系统的涉及;杨云峰 等;《视听》;20080415(第04期);全文 * |
| 调频发射机N+1自动切换控制系统设计;杨凯;《电视技术》;20061217(第12期);全文 * |
| 调频发射机N+1自动切换系统;钟日林;《大众科技》;20070910(第03期);第110页 * |
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| CN102891725A (en) | 2013-01-23 |
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