CN102012796A - Spliced wall control command transmission method and device - Google Patents
Spliced wall control command transmission method and device Download PDFInfo
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- CN102012796A CN102012796A CN 201010550624 CN201010550624A CN102012796A CN 102012796 A CN102012796 A CN 102012796A CN 201010550624 CN201010550624 CN 201010550624 CN 201010550624 A CN201010550624 A CN 201010550624A CN 102012796 A CN102012796 A CN 102012796A
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Abstract
The invention provides a spliced wall control command transmission method and a spliced wall control command transmission device. The method comprises the following steps of: receiving a control command of a spliced wall; judging whether the control command is a new control command or not; if the control command is the new control command, further judging whether the control command refers to a display unit and transmitting the control command to other display units of the spliced wall; if the control command refers to the display unit, executing the control command; and if the control command does not refer to the display unit, not executing the control command. Through the spliced wall control command transmission method and the spliced wall control command transmission device which are provided by the invention, the control command of the spliced wall can be effectively transmitted to all display units, so each display unit synchronously finishes the control command to synchronize the displayed pictures and reduce the error rate of command transmission.
Description
Technical field
The present invention relates to a kind of combination technical field, relate in particular to a kind of combination steering order transmission method, and a kind of combination steering order transmitting device.
Background technology
Along with the development of combination display technique, the combination The Application of Technology more and more widely.Common combination is connected to each other by communication interface by a plurality of display units to be formed, and a plurality of described display units need to receive synchronously the steering order of controller, carries out picture according to described steering order unification then and shows.
Common combination all uses a teleswitch as a kind of longer-distance wireless controller, but because the signal transmitting boundary of telepilot is more concentrated, can not be simultaneously in a big way zone be transmitted.Therefore it is more to work as the display unit number of forming combination, when the area of described combination is big, may have only a few display unit can receive the remote signal of telepilot simultaneously in the described combination, other display unit then can not receive remote signal because of the signal transmitting boundary restriction of telepilot, cause display frame asynchronous, mistake occurs.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of combination steering order transmission method that the steering order of combination can be transferred to effectively all display units.
For addressing the above problem, combination steering order transmission method provided by the invention may further comprise the steps: the steering order that receives combination; Judge the steering order that described steering order is whether new; If new steering order then further judges whether described steering order relates to this display unit, and described steering order is sent to other display units of described combination; If described steering order relates to this display unit, then carry out described steering order; Otherwise, do not carry out described steering order.
The technical problem to be solved in the present invention also is to provide a kind of combination steering order transmitting device that the steering order of combination can be transferred to effectively all display units.
Described combination steering order transmitting device comprises: command reception module, instruction screening module, instruction sending module and command process module.Described command reception module is used to receive the steering order to combination; Described instruction screening module is used to judge the steering order that described steering order is whether new, if new steering order then further judges whether described steering order relates to this display unit; Described instruction sending module is used for described new steering order is sent to other display units of described combination; Described command process module is used for carrying out described steering order when described steering order relates to this display unit.
Compared with prior art, in combination steering order transmission method of the present invention and the device thereof, after one or more display units receive the steering order of combination,, will send described steering order to other display unit if judge it is new steering order; And after each display unit receives described steering order, judge the steering order that it is whether new respectively, if new steering order and relate to this display unit is then carried out described steering order, otherwise is not carried out described steering order.Therefore, as long as there is a display unit to receive the control of remote controller instruction, other display unit also can be received the steering order of described display unit transmission, thereby make described steering order can be transferred to all display units effectively, each described display unit is finished described steering order synchronously, make picture displayed synchronous, reduce the error rate of combination steering order transmission.
Description of drawings
Fig. 1 is the flow chart of steps of combination steering order transmission method of the present invention;
Fig. 2 is the structural representation of combination steering order transmitting device of the present invention;
Fig. 3 is to use the connection diagram of each display unit of the combination of combination steering order transmitting device of the present invention.
Embodiment
See also Fig. 1, Fig. 1 is the flow chart of steps of combination steering order transmission method of the present invention.
Described combination steering order transmission method may further comprise the steps:
At step S101, receive steering order to combination;
In this step, the steering order of described combination had both comprised the steering order that peripheral control unit sends, such as the telecommand of telepilot, and the perhaps steering order of described combination being sent with other known control modes; Also comprise the steering order of other display units of described combination by interconnected communication interface forwarding.Interconnected communication interface can be a network interface between each described display unit, also can be other forms of data-interface.
At step S102, judge the steering order that described steering order is whether new; If new steering order, then execution in step S103 and step S104; Otherwise execution in step S106 abandons described steering order.In step S106, can abandon described steering order immediately, also can preserve earlier and abandon again after one period effective time.
In one section Preset Time, if a display unit receives only a steering order, think that then it can not be a repetitive instruction, directly it is handled as new steering order.In described Preset Time, if a display unit receives a plurality of steering orders, then described steering order might be that peripheral control unit directly sends, also may be that other display units are received the steering order forwarding more afterwards that peripheral control unit sends, therefore a display unit may repeat to receive same steering order, in this step, the steering order that receives in the steering order of current reception and the described before Preset Time can be compared, if repetition is arranged, what then judge current reception is the repeated control instruction; Otherwise be exactly new steering order.
At step S103, described steering order is sent to other display units of described combination;
Described steering order can send by interconnected communication interface between each described display unit, can set the mode of taking to broadcast and send described steering order to all display units; Also can set the mode of taking point-to-point transmission and send described steering order, to reduce of the waste of unnecessary broadcasting instructions system handles resource and bandwidth resources to specific display unit.Further, if in described steering order, add the transmission control word, then can control each described steering order and send in the mode of broadcasting or in the mode of point-to-point transmission respectively by described transmission control word is set.
At step S104, judge whether described steering order relates to this display unit; If relate to this display unit, execution in step S105 then, otherwise execution in step S106 abandons described steering order, does not perhaps carry out described steering order.
At step S105, carry out described steering order; Making this display unit carry out picture according to described steering order shows.
Compared with prior art, in the combination steering order transmission method of the present invention, after a described display unit receives the steering order of combination, if judge it is new steering order, will other described display unit be sent, after each described display unit receives steering order, judge whether new steering order equally, if new steering order and relate to this display unit is then carried out described steering order, otherwise is not carried out described steering order.Therefore, as long as there is a described display unit to receive the control of remote controller instruction, other described display unit also can be received described steering order, thereby make described steering order can be transferred to all display units effectively, each described display unit is finished described steering order synchronously, make picture displayed synchronous, reduce the error rate of combination steering order transmission.
As a kind of preferred implementation, instruction sequence number can be set in each described steering order, then in step S102, can be with the instruction sequence of the steering order of current reception number instruction sequence comparison with the steering order that receives before, if the instruction sequence of described instruction sequence number and before steering order number repeats, judge that then described steering order is the steering order that repeats to receive, execution in step S106 abandons described steering order; Otherwise judge that described steering order is new steering order.Whether new those skilled in the art also can judge described steering order steering order for this display unit by other the known signs in the more described steering order, and be not limited to the method that present embodiment adopts.
Further, can also be provided with in the described steering order display unit ID number, then in step S104, can judge whether described steering order relates to this display unit according to ID number that whether comprises this display unit in the described steering order.If comprise, judge that then described steering order relates to this display unit, forward to and carry out described steering order among the step S105; Otherwise, judging that described steering order does not relate to this display unit, execution in step S106 abandons described steering order.Those skilled in the art also can discern described steering order by other the known signs in the more described steering order and whether relate to this display unit.
Further, if in described steering order, add the transmission control word, then in step S103, can read the transmission control word in the described steering order, which kind of transmission mode controls described steering order according to the regulation of described transmission control word then takes send, when the mode of taking point-to-point transmission sends described steering order, can utilize display unit ID number that comprises in the described steering order, search the address of corresponding display unit, described display unit is sent described steering order.So, can be at every turn described steering orders of broadcast transmission all, reduce of the waste of unnecessary broadcasting instructions to system handles resource and bandwidth resources.
Further, can further include the system number of combination system in the described steering order, then before execution in step S102, at first number judge whether the described steering order that receives belongs to the steering order of this combination in step S101 according to described system; If the steering order of this combination then continues execution in step S102-S106; Otherwise, then directly abandon described steering order.So, can prevent influences this combination system to the control command of other combinations, increases the uniqueness to the control of this combination system.
See also Fig. 2, Fig. 2 is the structural representation of combination steering order transmitting device of the present invention.
Described combination steering order transmitting device comprises: command reception module 11, instruction screening module 12, instruction sending module 13 and command process module 14.
Described command reception module 11 is used to receive the steering order to combination, and described steering order is transferred to described instruction screening module 12.The steering order that described command reception module 11 receives had both comprised the steering order that peripheral control unit sends, such as the telecommand of telepilot, and the perhaps steering order of described combination being sent with other conventional approaches; Also comprise the steering order of other display units of described combination by interconnected communication interface forwarding.See also Fig. 3, Fig. 3 is to use the connection diagram of each display unit of the combination of combination steering order transmitting device of the present invention.Wherein, interconnected communication interface can be a network interface between each described display unit, also can be other forms of data-interface.
Described instruction screening module 12 is used to judge the steering order that described steering order is whether new, if not new steering order, then abandons described steering order, and waits for next steering order that described command reception module 11 receives; If new steering order then is transferred to described steering order described instruction sending module 13, and judges further whether described steering order relates to this display unit.If described instruction screening module 12 judges that further described steering order relates to this display unit, then described steering order is transferred in the described command process module 14 to handle, otherwise abandon described steering order.In described instruction screening module 12, abandon again after also can preserving one period effective time earlier to the steering order that repeats and the steering order that do not relate to this display unit.
If in one section Preset Time, described command reception module 11 receives only a steering order, and then described instruction screening module 12 can directly be judged as it new steering order and handle; And if in described Preset Time, described 11 whiles of command reception module or priority receive a plurality of steering orders, then described steering order might be that peripheral control unit directly sends, also may be that other display units are received the steering order forwarding more afterwards that peripheral control unit sends, a plurality of described steering orders may have repetition, therefore described instruction screening module 12 can compare the steering order that receives in the steering order of current reception and the described before Preset Time, if described steering order repeats, what then judge current reception is not new steering order; Otherwise just be judged as new steering order, and transfer to described instruction sending module 13.
Described instruction sending module 13 is used for described steering order is sent to other display units of described combination.Described instruction sending module 13 can send described steering order by interconnected communication interface between each described display unit, and described instruction sending module 13 can be set the mode of taking to broadcast and send described steering order to all display units; Also can set the mode of taking point-to-point transmission and send described steering order, to reduce of the waste of unnecessary broadcasting instructions system handles resource and bandwidth resources to specific display unit.Further, if in described steering order, comprise the transmission control word, then described instruction sending module 13 can read described transmission control word, and according to the regulation of described transmission control word each described steering order is sent in the mode of broadcasting or in the mode of point-to-point transmission respectively.
Described command process module 14 is used to carry out the new steering order that relates to this display unit, makes this display unit carry out picture according to described steering order and shows.
Compared with prior art, after using combination steering order transmitting device of the present invention, as long as there is a described display unit to receive new steering order, combination steering order transmitting device wherein will send described steering order to other described display unit, after each described display unit receives described steering order, judge whether new steering order by its combination steering order transmitting device separately, if new steering order and relate to this display unit, then carry out described steering order, otherwise do not carry out described steering order.Therefore, can be transferred to all display units of described combination effectively to the steering order of whole combination or described certain part of combination, each described display unit is finished described steering order synchronously, makes picture displayed synchronous, reduces the error rate of combination steering order transmission.
As a kind of preferred implementation, if be provided with instruction sequence number in each described steering order, then described instruction screening module 12 can be with the instruction sequence of the steering order of current reception number and the instruction sequence comparison of the steering order of reception before, if the instruction sequence of described instruction sequence number and before steering order number repeats, judge that then described steering order is the repeated control instruction, abandons described steering order; Otherwise just judge that described steering order is new steering order, judge further whether described steering order relates to this display unit, and described steering order is transferred to described instruction sending module 13.
Further, can also be provided with in the described steering order display unit ID number, then described instruction screening module 12 can judge whether described steering order relates to this display unit according to ID number that whether comprises this display unit in the described steering order.If comprise ID number of this display unit, judge that then described steering order relates to this display unit, and described steering order is transferred to described command process module 14; Otherwise, judge that described steering order does not relate to this display unit, and abandon described steering order.
Further, in the described steering order transmission control word can also be set, then described instruction sending module 13 can be by reading described transmission control word, and take which kind of transmission mode to send according to the regulation control of described transmission control word to described steering order.Especially, when the mode of taking point-to-point transmission sends described steering order, can utilize display unit ID number that comprises in the described steering order, search the address of corresponding display unit, described display unit is sent described steering order.So, can be at every turn described steering orders of broadcast transmission all, reduce of the waste of unnecessary broadcasting instructions to system handles resource and bandwidth resources.
Further, the system number of combination system can also further be set in the described steering order, then described instruction screening module 12 at first number judges whether described steering order is the steering order of this combination according to described system after the steering order that receives described command reception module 11 transmission; If then continue described steering order is screened; Otherwise, then directly abandon described steering order.So, can prevent influences this combination system to the control command of other combinations, increases the uniqueness to the control of this combination system.
Above-described embodiment of the present invention does not constitute the qualification to protection domain of the present invention.Any modification of being done within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within the claim protection domain of the present invention.
Claims (10)
1. combination steering order transmission method is characterized in that may further comprise the steps:
Receive the steering order of combination;
Judge the steering order that described steering order is whether new;
If new steering order then further judges whether described steering order relates to this display unit, and described steering order is sent to other display units of described combination;
If described steering order relates to this display unit, then carry out described steering order; Otherwise, do not carry out described steering order.
2. combination steering order transmission method as claimed in claim 1 is characterized in that, comprises instruction sequence number in the described steering order, then, judges that the step of the steering order that described steering order is whether new comprises:
With the instruction sequence of current steering order number instruction sequence comparison, judge the steering order that described steering order is whether new according to comparative result with the steering order that receives before.
3. as claim 1 or 2 described combination steering order transmission methods, it is characterized in that, comprise in the described steering order display unit ID number, judge that then the step whether described steering order relates to this display unit comprises:
If comprise ID number of this display unit in the described steering order, judge that then described steering order relates to this display unit, otherwise, judge that described steering order does not relate to this display unit.
4. whether new combination steering order transmission method as claimed in claim 3 is characterized in that, further comprises system number in the described steering order, then before judging described steering order steering order, carry out following steps earlier:
Number judge whether described steering order is the steering order of this combination according to described system;
If not the steering order of this combination, then abandon described steering order.
5. combination steering order transmission method as claimed in claim 4 is characterized in that, further comprises the transmission control word in the described steering order, and the step that then described steering order is sent to other display units of described combination comprises:
Read the transmission control word in the described steering order;
According to the regulation of described transmission control word, send described steering order in the mode of broadcasting, perhaps the mode with point-to-point transmission sends described steering order to the display unit of described display unit ID correspondence.
6. combination steering order transmitting device is characterized in that comprising:
The command reception module is used to receive the steering order of combination;
Instruction screening module is used to judge the steering order that described steering order is whether new, if new steering order then further judges whether described steering order relates to this display unit;
Instruction sending module is used for described new steering order is sent to other display units of described combination;
Command process module is used for carrying out described steering order when described steering order relates to this display unit.
7. combination steering order transmitting device as claimed in claim 6 is characterized in that: comprise instruction sequence number in the described steering order; Described instruction screening module will current steering order instruction sequence number and the instruction sequence comparison of the steering order of reception before, judge the steering order that described steering order is whether new according to comparative result.
8. as claim 6 or 7 described combination steering order transmitting devices, it is characterized in that: comprise in the described steering order display unit ID number; Whether described instruction screening module according to comprising ID number of this display unit in the described steering order, thereby judge whether described steering order relates to this display unit.
9. combination steering order transmitting device as claimed in claim 8 is characterized in that: the system number that further comprises combination in the described steering order; Whether new described instruction screening module before judging described steering order steering order, at first number judge whether described steering order is the steering order of this combination according to described system, if not the steering order of this combination, then abandon described steering order.
10. combination steering order transmitting device as claimed in claim 9 is characterized in that: further comprise the transmission control word in the described steering order; Described instruction sending module reads described transmission control word, and according to the regulation of described transmission control word, mode with broadcasting sends described steering order, and perhaps the mode with point-to-point transmission sends described steering order to the display unit of described display unit ID correspondence.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010550624 CN102012796B (en) | 2010-11-19 | 2010-11-19 | Spliced wall control command transmission method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010550624 CN102012796B (en) | 2010-11-19 | 2010-11-19 | Spliced wall control command transmission method and device |
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| CN102012796A true CN102012796A (en) | 2011-04-13 |
| CN102012796B CN102012796B (en) | 2012-12-26 |
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| CN102291524A (en) * | 2011-08-31 | 2011-12-21 | 广东威创视讯科技股份有限公司 | Method for transmitting control information in wall splicing system and wall splicing system |
| CN102522065A (en) * | 2011-12-23 | 2012-06-27 | 深圳市奥拓电子股份有限公司 | LED display system and communication control method thereof |
| CN103024459A (en) * | 2012-12-07 | 2013-04-03 | 安科智慧城市技术（中国）有限公司 | Method and device for controlling television-wall output orderly and playing system |
| CN104464682A (en) * | 2014-11-26 | 2015-03-25 | 张刚 | Multi-displayer address selecting control device and method |
| CN105354004A (en) * | 2015-12-10 | 2016-02-24 | 四川长虹电子系统有限公司 | Method for setting address of concatenation units |
| CN106227495A (en) * | 2016-08-29 | 2016-12-14 | 北京易华录信息技术股份有限公司 | A kind of data display method, Apparatus and system |
| CN109474813A (en) * | 2018-11-22 | 2019-03-15 | 威创集团股份有限公司 | Project joined screen system |
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| CN102291524A (en) * | 2011-08-31 | 2011-12-21 | 广东威创视讯科技股份有限公司 | Method for transmitting control information in wall splicing system and wall splicing system |
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| CN103024459A (en) * | 2012-12-07 | 2013-04-03 | 安科智慧城市技术（中国）有限公司 | Method and device for controlling television-wall output orderly and playing system |
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| CN104464682B (en) * | 2014-11-26 | 2017-09-26 | 张刚 | A kind of multi-display addressing control device and control method |
| CN105354004A (en) * | 2015-12-10 | 2016-02-24 | 四川长虹电子系统有限公司 | Method for setting address of concatenation units |
| CN106227495A (en) * | 2016-08-29 | 2016-12-14 | 北京易华录信息技术股份有限公司 | A kind of data display method, Apparatus and system |
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| CN109474813A (en) * | 2018-11-22 | 2019-03-15 | 威创集团股份有限公司 | Project joined screen system |
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Address after: 510670 Guangdong city of Guangzhou province Kezhu Guangzhou high tech Industrial Development Zone, Road No. 233 Patentee after: Wei Chong group Limited by Share Ltd Address before: 510663 Guangzhou province high tech Industrial Development Zone, Guangdong, Cai road, No. 6, No. Patentee before: Guangdong Weichuangshixun Science and Technology Co., Ltd. |
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