CN102053813B - Splicing wall control method and device - Google Patents

Splicing wall control method and device Download PDF

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Publication number
CN102053813B
CN102053813B CN 201010508198 CN201010508198A CN102053813B CN 102053813 B CN102053813 B CN 102053813B CN 201010508198 CN201010508198 CN 201010508198 CN 201010508198 A CN201010508198 A CN 201010508198A CN 102053813 B CN102053813 B CN 102053813B
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China
Prior art keywords
display unit
serial ports
steering order
combination
communication equipment
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CN 201010508198
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Chinese (zh)
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CN102053813A (en
Inventor
赵宏
刘明华
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广东威创视讯科技股份有限公司
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Priority to CN 201010508198 priority Critical patent/CN102053813B/en
Publication of CN102053813A publication Critical patent/CN102053813A/en
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Publication of CN102053813B publication Critical patent/CN102053813B/en

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Abstract

The invention provides a splicing wall control method, a splicing wall control device, and a splicing wall system. The splicing wall control method comprises the following steps of: reading a preset serial port configuration table, wherein a one-to-one corresponding relationship between each display unit of the splicing wall and each serial port of multi-serial port communication equipment connected with the display unit is preset in the serial port configuration table; acquiring a control instruction of each display unit; and according to the serial port configuration table, forwarding the control instruction of each display unit to a corresponding serial port of the multi-serial port communication equipment, and parallelly outputting to display units through serial ports. By the splicing wall control method, control instructions are parallelly transmitted to the display units of the splicing wall through the multi-serial port communication equipment, the transmission time of the control instruction is shortened, and the response speed of the splicing wall to the control instructions is improved.

Description

A kind of combination control method and device thereof

Technical field

The present invention relates to display splicing wall technology field, relate in particular to a kind of combination control method, a kind of combination control device.

Background technology

Development along with the display splicing wall technology; The combination The Application of Technology becomes more and more widely; Combination commonly used has two kinds of implementations: display unit is windowed and multi-screen processor is windowed; Wherein, the mode that display unit is windowed is meant that the control end at combination transmits steering order to each display unit of forming combination, and each said display unit is opened corresponding window according to said steering order after receiving steering order.

In the prior art; The mode that the realization display unit is windowed is according to different to the mode of each said display unit transmission steering order; Can be divided into two types again: a kind of is through network each said display unit to be transmitted steering order, and another kind is to each said display unit transmission steering order through single serial ports.If each said display unit is transmitted steering order through single serial ports, then adopt serial ports articulating line to connect a plurality of said display units usually, and through each said display unit transmission steering order of said serial ports ring pair of connecting wires.

See also Fig. 1, Fig. 1 is the workflow diagram that prior art is passed through the combination system of serial ports control.

Said combination system comprises a plurality of display units, control interface, steering logic service and the serial communication equipment of forming combination.Each said display unit connects through serial ports articulating line, and the serial ports that said serial communication equipment is passed through in said steering logic service is to each said display unit sending controling instruction.Because the transport property of serial ports, each steering order can only be sent in the said serial port connecting wire successively in timesharing, and the transmission that can not walk abreast.Corresponding each the said display unit coding of said steering order when said steering order is transmitted in said serial ports articulating line, has only the display unit of appointment to read corresponding may command instruction from said serial ports articulating line.

At step S101, the steering order of combination is sent at said control interface to said logical services;

At step S102, said logical services is carried out logical operation according to the dividing mode of each said display unit, converts the steering order of said combination into to each said display unit steering order;

At step S103, said logical services is sent the steering order of display unit 1 to said serial communication equipment;

At step S104, said serial communication equipment is to said display unit 1 sending controling instruction;

At step S105, said display unit 1 returns processing result information through said serial communication equipment to said logical services;

At step S106, after said logical services receives the processing result information that said display unit 1 returns, the steering order of sending display unit 2 to said serial communication equipment;

At step S107, said serial communication equipment is to said display unit 2 sending controling instructions;

At step S108, said display unit 2 returns processing result information through said serial communication equipment to said logical services.

Repeat above-mentioned steps to all display units sending controling instruction successively, and receive processing result information.After the processing result information that receives all display units; Said logical services is further sent synchronic command through said serial communication equipment to each said display unit successively; And accept the sync response object information, last said logical services is returned the execution result of said combination steering order to said control interface.

Can know by above-mentioned workflow; In the control method of the combination of prior art; Because the steering order to each said display unit can only be sent in the said serial port connecting wire successively in timesharing; And the transmission that can not walk abreast, in the time of therefore must receiving the steering order execution result information of last display unit, can be to next display unit sending controling instruction; And after confirming that each said display unit is all received steering order, also must send synchronizing signal and make the response of each said display unit can be synchronous.So carrying out the call duration time of a combination steering order can be long, and along with the display unit number of combination increases, this problem will be more and more obvious, even makes the response of combination become very slow, influences the fluency of user's operation.

Summary of the invention

The slower technical matters of response when controlling combination through serial ports to prior art combination control method; It is a kind of through serial ports control combination that the present invention provides; And respond combination control method faster; Can reduce the transmission time of steering order through multi-serial communication equipment to the parallel sending controling instruction of each display unit of combination.

A kind of combination control method; May further comprise the steps: read the serial ports allocation list that is provided with in advance; Wherein, be provided with the one-to-one relationship of each serial ports of the multi-serial communication equipment that each display unit of combination is connected with said display unit in the said serial ports allocation list in advance; Receive the steering order of said combination; According to the steering order of said combination,, calculate and obtain a plurality of sub-steering orders according to the display unit dividing mode that is provided with in advance; Order code according to each said display unit is corresponding is encoded to corresponding sub-steering order, generates the steering order of each said display unit; According to said serial ports allocation list, the steering order of each said display unit is forwarded to the corresponding serial ports of said multi-serial communication equipment, carry out corresponding said steering order in each said display unit through parallel the exporting to of each said serial ports.

To the technical matters of prior art, the present invention also provides a kind of can control combination through serial ports, and responds combination control device faster.

A kind of combination control device; Comprise storage module, read module, instruction acquisition module and instruction transceiver module; Said storage module; Be used to store the serial ports allocation list, wherein, be provided with the one-to-one relationship of each serial ports of the multi-serial communication equipment that each display unit of combination is connected with said display unit in the said serial ports allocation list in advance; Said read module is used for reading said serial ports allocation list from said storage module; Said instruction acquisition module is used to obtain the steering order of each said display unit; Said instruction acquisition module comprises: the command reception module is used to receive the steering order of said combination; Computing module according to the steering order of said combination, according to the display unit dividing mode that is provided with in advance, calculates and obtains a plurality of sub-steering orders; Coding module is used for according to the corresponding order code of each said display unit corresponding sub-steering order being encoded, and generates the steering order of each said display unit; Said instruction transceiver module is used for according to said serial ports allocation list; The steering order of each said display unit is forwarded to the corresponding serial ports of said multi-serial communication equipment, carries out corresponding said steering order in each said display unit through parallel the exporting to of each said serial ports.

To the technical matters of prior art, the present invention also provides a kind of can control combination through serial ports, and responds combination system faster.

A kind of combination system comprises the combination of being made up of several display units, and the combination control device, and said combination control device connects each said display unit respectively through multi-serial communication equipment.Said combination control device comprises storage module, read module, instruction acquisition module and instruction transceiver module; Said storage module is used to store the serial ports allocation list, wherein, preestablishes the one-to-one relationship of each serial ports of each said display unit and said multi-serial communication equipment in the said serial ports allocation list; Said read module is used for reading said serial ports allocation list from said storage module; Said instruction acquisition module is used to obtain the steering order of each said display unit; Said instruction acquisition module comprises: the command reception module is used to receive the steering order of said combination; Computing module according to the steering order of said combination, according to the display unit dividing mode that is provided with in advance, calculates and obtains a plurality of sub-steering orders; Coding module is used for according to the corresponding order code of each said display unit corresponding sub-steering order being encoded, and generates the steering order of each said display unit; Said instruction transceiver module is used for according to said serial ports allocation list; The steering order of each said display unit is forwarded to the corresponding serial ports of said multi-serial communication equipment, carries out corresponding said steering order in each said display unit through parallel the exporting to of each said serial ports.

Compared with prior art; Combination control method of the present invention and device thereof; In the combination of the present invention system; Connect each display unit of said combination respectively through multi-serial communication equipment, and in said serial ports allocation list, preestablish the one-to-one relationship of each serial ports of each said display unit and said multi-serial communication equipment, search the corresponding serial ports of each said display unit according to said allocation list; Just can the steering order of each said display unit be forwarded in the corresponding said serial ports and export; Concurrently to all display unit sending controling instructions, shorten the transmission time of steering order through a plurality of said serial ports, improve the response speed of each said display unit.After using technology of the present invention, combination is no longer relevant with the quantity of its display unit that comprises to the response speed of steering order, and only relevant to the execution speed of instruction with single said display unit.And because each said steering order is parallel the transmission; Each said display unit receives the time of corresponding said steering order and has only difference seldom; Even can not influence result of broadcast so do not send synchronizing signal yet; Significantly reduced the response time of combination system, made user's operation smooth more steering order.In addition, owing to need not to change the existing serial port protocol of each display unit, technology of the present invention can both be suitable for for the combination system of the single serial ports control protocol of present use.

Description of drawings

Fig. 1 is the workflow diagram that prior art is passed through the combination system of serial ports control;

Fig. 2 is the schematic flow sheet of combination control method of the present invention;

Fig. 3 is the structural representation of combination control device of the present invention;

Fig. 4 is the workflow diagram of combination of the present invention system.

Wherein, 30 combination control device;

31 storage modules;

32 read modules;

33 instruction acquisition modules;

34 instruction transceiver modules.

Embodiment

See also Fig. 2, Fig. 2 is the schematic flow sheet of combination control method of the present invention.

Said combination control method may further comprise the steps:

Step S201 reads the serial ports allocation list that is provided with in advance;

Wherein, be provided with the one-to-one relationship of each serial ports of the multi-serial communication equipment that each display unit of combination is connected with said display unit in the said serial ports allocation list in advance.

Realize parallel transmission to the control command of each said display unit; Use multi-serial communication equipment to connect each said display unit in the present invention, a plurality of serial ports through said multi-serial communication equipment send said steering order to each said display unit concurrently.Therefore the one-to-one relationship of each serial ports of each said display unit of record combination and said multi-serial communication equipment in the serial ports allocation list that is provided with in advance.Said one-to-one relationship can be put down in writing through various signs; For example in this embodiment; Preestablish the one-to-one relationship of each serial ports address of order code and the said multi-serial communication equipment of each said display unit in the said serial ports allocation list, just can search serial ports address corresponding in the said serial ports allocation list with it according to the said order code that comprises in the said steering order.

Step S202 obtains the steering order of each said display unit;

Usually the user comes said combination is controlled through the control interface of operation combination; In this embodiment; Control interface through said combination receives the steering order of user to said combination; According to the steering order of said combination,, calculate and obtain a plurality of sub-steering orders then according to the display unit dividing mode actuating logic computing that is provided with in advance; According to the corresponding order code of each said display unit corresponding sub-steering order is encoded at last, generate the steering order of each said display unit.

As a kind of preferred implementation; In this step; After receiving the steering order of said combination, can be according to the display unit dividing mode that is provided with in advance, which display unit is the steering order of at first calculating said combination relate to; The display unit that only steering order of said combination is related to generates steering order, and the display unit that does not relate to for the steering order of said combination does not then generate steering order.So can generate minimum steering order according to actual needs adaptively, reduce the time of handling, improve treatment effeciency.

Step S203 according to said serial ports allocation list, is forwarded to the corresponding serial ports of said multi-serial communication equipment with the steering order of each said display unit, through parallel each the said display unit that exports to of each said serial ports.

In this embodiment; The order code that comprises in the steering order according to each said display unit is searched the serial ports address of the correspondence of said multi-serial communication equipment; Be forwarded to each corresponding said serial ports according to said serial ports address with the steering order of each said display unit is parallel then, to each said display unit and line output.

In this embodiment, each said display unit is distinguished the link order execution result information after carrying out corresponding said steering order, therefore after execution in step S203, further carry out following steps:

The serial ports of the correspondence through said multi-serial communication equipment receives the instruction execution result of each said display unit feedback, and in the control interface of combination, shows the image of the instruction execution result of each said display unit according to each said instruction execution result.So that the user can monitor the condition execution instruction of each said display unit through said control interface easily intuitively.

Compared with prior art; In the combination control method of the present invention; One-to-one relationship according to each serial ports that preestablishes each said display unit and said multi-serial communication equipment in the said allocation list; Each display unit that therefore can connect said combination through multi-serial communication equipment respectively sends the steering order of each said display unit through a plurality of serial ports concurrently to all display units, the transmission time of said steering order is shortened greatly.And because each said steering order is parallel the transmission, each said display unit receives the time of corresponding said steering order and has only difference seldom, so also can not influence result of broadcast even do not send synchronizing signal.And owing to need not to change the existing serial port protocol of each display unit, can both be suitable for for the combination system of the single serial ports control protocol of present use.

As a kind of preferred implementation of combination control method of the present invention, after execution in step S203, further carry out following steps:

The serial ports of the correspondence through said multi-serial communication equipment is to the parallel synchronic command that sends of each said display unit.

Through sending said synchronic command to each said display unit; Eliminate the pettiness difference that each said display unit receives the time of corresponding said steering order; Can make each said display unit more synchronous, improve the quality that the combination image shows the execution of carrying out said steering order.

Combination of the present invention system comprises the combination of being made up of several display units, and the combination control device, and said combination control device connects each said display unit respectively through multi-serial communication equipment.

See also Fig. 3, Fig. 3 is the structural representation of combination control device of the present invention.

Said combination control device 30 comprises storage module 31, read module 32, instruction acquisition module 33 and instruction transceiver module 34.

Said storage module 31 is used to store the serial ports allocation list, wherein, is provided with the one-to-one relationship of each serial ports of the multi-serial communication equipment that each display unit of combination is connected with said display unit in the said serial ports allocation list in advance;

Said one-to-one relationship can be put down in writing through various signs; In this embodiment; Preestablish the one-to-one relationship of each serial ports address of order code and the said multi-serial communication equipment of each said display unit in the said allocation list; Then, just can search serial ports address corresponding in the said serial ports allocation list with it as long as according to the said order code in the said steering order.

Said read module 32 is used for reading said serial ports allocation list from said storage module 31, and with the extremely said instruction transceiver module 34 of stating of the content delivery of said serial ports allocation list;

Said instruction acquisition module 33 is used to obtain the steering order of each said display unit, and said steering order is transferred to said instruction transceiver module 34;

Usually the user comes said combination is controlled through the control interface of operation combination, and therefore in this embodiment, said instruction acquisition module 34 comprises command reception module, computing module and coding module (figure does not show).Said command reception module is used for receiving the steering order of user to said combination through the control interface of said combination; Said computing module is used for the steering order according to said combination, according to the display unit dividing mode actuating logic computing that is provided with in advance, calculates and obtains a plurality of sub-steering orders; At last, said coding module is used for according to the corresponding order code of each said display unit corresponding sub-steering order being encoded, and generates the steering order of each said display unit.

As a kind of preferred implementation; In this step; After said command reception module received the steering order of said combination, said computing module can be according to the display unit dividing mode that is provided with in advance, and which display unit is the steering order of at first calculating said combination relate to; The display unit that only steering order of said combination is related to generates steering order, and the display unit that does not relate to for the steering order of said combination does not then generate steering order.So can generate minimum steering order according to actual needs adaptively, said coding module need not all display units are all carried out order number, reduces the time of handling, and improves treatment effeciency.

Said instruction transceiver module 34 is used for according to said serial ports allocation list, and the steering order of each said display unit is forwarded to the corresponding serial ports of said multi-serial communication equipment, through parallel each the said display unit that exports to of each said serial ports.

In this embodiment; The order code that comprises in the steering order of said instruction transceiver module 34 according to each said display unit is searched the serial ports address of the correspondence of said multi-serial communication equipment; Be forwarded to each corresponding said serial ports according to said serial ports address with the steering order of each said display unit is parallel then, to each said display unit and line output.

See also Fig. 4, Fig. 4 is the workflow diagram of combination of the present invention system.

Said combination system further comprises the control interface module that is used to realize man-machine interaction.

At step S401, said combination control device starts and carries out initialization, reads said serial ports allocation list.

At step S402, said control interface module is sent the combination steering order according to user's operation to said combination control device;

At step S403, said combination control device carries out logical operation, converts said combination steering order into to each said display unit steering order;

At step S404, said combination control device is according to said serial ports allocation list, to the parallel steering order of sending each said display unit of each serial ports of said multi-serial communication equipment;

At step S405, said multi-serial communication equipment connects the said steering order of each said display unit parallel transmission through serial ports;

At step S406 and S407, after each said display unit received corresponding said steering order and is finished, the corresponding serial ports through said multi-serial communication equipment was to said combination control device link order execution result;

At step S408, said combination control device is with the instruction execution result of each said display unit, and said control interface module shows the image of the instruction execution result of each said display unit in the control interface according to each said instruction execution result.So that the user can monitor the condition execution instruction of each said display unit through said control interface easily intuitively.

A kind of preferred implementation as combination system of the present invention and said combination control device; Said instruction transceiver module 34 is after sending the steering order of each said display unit, and further the serial ports of the correspondence through said multi-serial communication equipment is to the parallel transmission of each said display unit synchronic command.

Through sending said synchronic command to each said display unit; Eliminate the pettiness difference that each said display unit receives the time of corresponding said steering order; Can make each said display unit more synchronous, improve the quality that the combination image shows the execution of carrying out said steering order.

Compared with prior art; In combination system of the present invention and the said combination control device 30; Store the said serial ports allocation list of the one-to-one relationship of each serial ports that preestablishes each said display unit and said multi-serial communication equipment in the said storage module 31 in advance; The content of the said allocation list that said instruction transceiver module 34 reads according to said read module 32; Each said steering order that said instruction acquisition module 33 obtains is sent all display units through said multi-serial communication equipment respectively concurrently, the transmission time of said steering order is shortened greatly.Because each said steering order is parallel the transmission, each said display unit receives the time of corresponding said steering order and has only difference seldom, so also can not influence result of broadcast even do not send synchronizing signal.And owing to need not to change the existing serial port protocol of each display unit, said combination control device 30 can both be suitable for for the combination system of the single serial ports control protocol of present use.

Above-described embodiment of the present invention does not constitute the qualification to protection domain of the present invention.Any modification of within spirit of the present invention and principle, being done, be equal to replacement and improvement etc., all should be included within the claim protection domain of the present invention.

Claims (7)

1. combination control method is characterized in that may further comprise the steps:
Read in advance the serial ports allocation list that is provided with, wherein, be provided with the one-to-one relationship of each serial ports of the multi-serial communication equipment that each display unit of combination is connected with said display unit in the said serial ports allocation list in advance;
Receive the steering order of said combination;
According to the steering order of said combination,, calculate and obtain a plurality of sub-steering orders according to the display unit dividing mode that is provided with in advance;
Order code according to each said display unit is corresponding is encoded to corresponding sub-steering order, generates the steering order of each said display unit;
According to said serial ports allocation list, the steering order of each said display unit is forwarded to the corresponding serial ports of said multi-serial communication equipment, carry out corresponding said steering order in each said display unit through parallel the exporting to of each said serial ports.
2. combination control method as claimed in claim 1 is characterized in that predefined one-to-one relationship in the said serial ports allocation list is the one-to-one relationship of each serial ports address of order code and the said multi-serial communication equipment of each said display unit;
Then, according to said serial ports allocation list, the step that the steering order of each said display unit is forwarded to the corresponding serial ports of said multi-serial communication equipment comprises:
The order code that comprises in the steering order according to each said display unit is searched serial ports address corresponding in the said serial ports allocation list;
According to said serial ports address parallel being forwarded in the corresponding said serial ports of the steering order of each said display unit exported.
3. like claim 1 or 2 described combination control methods, it is characterized in that after the steering order of sending each said display unit, further may further comprise the steps:
The serial ports of the correspondence through said multi-serial communication equipment is to the parallel synchronic command that sends of each said display unit.
4. like claim 1 or 2 described combination control methods, it is characterized in that, after the steering order of sending each said display unit, further carry out following steps:
The serial ports of the correspondence through said multi-serial communication equipment receives the instruction execution result of each said display unit feedback;
The image that in the control interface, shows the instruction execution result of each said display unit according to said instruction execution result.
5. combination control device is characterized in that comprising:
Storage module is used to store the serial ports allocation list, wherein, is provided with the one-to-one relationship of each serial ports of the multi-serial communication equipment that each display unit of combination is connected with said display unit in the said serial ports allocation list in advance;
Read module is used for reading said serial ports allocation list from said storage module;
The instruction acquisition module is used to obtain the steering order of each said display unit; Said instruction acquisition module comprises: the command reception module is used to receive the steering order of said combination; Computing module according to the steering order of said combination, according to the display unit dividing mode that is provided with in advance, calculates and obtains a plurality of sub-steering orders; Coding module is used for according to the corresponding order code of each said display unit corresponding sub-steering order being encoded, and generates the steering order of each said display unit;
The instruction transceiver module; Be used for according to said serial ports allocation list; The steering order of each said display unit is forwarded to the corresponding serial ports of said multi-serial communication equipment, carries out corresponding said steering order in each said display unit through parallel the exporting to of each said serial ports.
6. combination control device as claimed in claim 5; It is characterized in that: in the said storage module, the predefined one-to-one relationship of said serial ports allocation list is the one-to-one relationship of each serial ports address of order code and the said multi-serial communication equipment of each said display unit;
Then; The order code that comprises in the steering order of said instruction transceiver module according to each said display unit is searched serial ports address corresponding in the said serial ports allocation list, and according to said serial ports address parallel being forwarded in each corresponding said serial ports of the steering order of each said display unit is exported.
7. like claim 5 or 6 described combination control device; It is characterized in that: said instruction transceiver module is after sending the steering order of each said display unit, and further the serial ports of the correspondence through said multi-serial communication equipment is to the parallel transmission of each said display unit synchronic command.
CN 201010508198 2010-10-14 2010-10-14 Splicing wall control method and device CN102053813B (en)

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CN102609230B (en) * 2012-02-17 2014-10-29 广东威创视讯科技股份有限公司 Method and system for realizing consistent starting of display units on video wall
CN102662622A (en) * 2012-04-17 2012-09-12 宁波Gqy视讯股份有限公司 Control method and device for jointed screen based on virtual command and command pool
CN102662620A (en) * 2012-04-17 2012-09-12 宁波Gqy视讯股份有限公司 Device driver based mosaic screen control method and mosaic screen control device
CN102750151B (en) * 2012-06-19 2016-04-13 广东威创视讯科技股份有限公司 A kind of method and system realizing muliple keyboards and input simultaneously
CN102830789B (en) * 2012-07-31 2015-04-29 广东威创视讯科技股份有限公司 Low-power-consumption standby method for jointed display system
CN103198811B (en) * 2013-03-27 2016-01-20 深圳市创维群欣安防科技有限公司 Liquid crystal-spliced system and control method thereof
CN103248913B (en) * 2013-05-28 2016-06-29 巨洋神州(苏州)数字技术有限公司 Multizone based on multichannel Built-in Image processing controls box synchronizes windowing method
CN103716418B (en) * 2013-12-20 2017-10-10 广东威创视讯科技股份有限公司 The collocation method and device of joined screen system display unit address information
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