CN102436785A - Display system for issuing operation lines at subway platform - Google Patents

Display system for issuing operation lines at subway platform Download PDF

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Publication number
CN102436785A
CN102436785A CN2011101823892A CN201110182389A CN102436785A CN 102436785 A CN102436785 A CN 102436785A CN 2011101823892 A CN2011101823892 A CN 2011101823892A CN 201110182389 A CN201110182389 A CN 201110182389A CN 102436785 A CN102436785 A CN 102436785A
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China
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platform
unit
led
display
subway
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Pending
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CN2011101823892A
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Chinese (zh)
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许春茂
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Individual
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Individual
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Priority to CN2011101823892A priority Critical patent/CN102436785A/en
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Abstract

The invention relates to a display system for issuing operation lines at a subway platform, which belongs to an electronic technology. The display system for issuing the operation lines at the subway platform is mainly provided with a communication network interface unit, a computer decoding unit, a wired communication unit and a plurality of platform indication screens. The platform indication screens are mainly provided with communication interface units, computer control units, display driving units, light emitting diode (LED) backlight display units and LED dot matrix display units. Operation information is obtained on a communication network, and the dispatching information of the operation lines is displayed in time by using a bright and popular mode for guiding passengers to take the subway with high efficiency. The operation lines of the subway are reflected with the accuracy of the random change of each stop name. The display of the fonts of the stop names is bright, so that the stop names are open-and-shut for the passengers to look over. The actual display effect is very excellent, and the efficiency of guiding the passengers is high. The guiding information of the operation lines is observably reflected, and the first and last time and the safety guiding information can also be displayed. The display system for issuing the operation lines at the subway platform has the characteristics of low cost, high reliability and extensive popular range and is the standard configuration of a modern subway platform.

Description

Subway platform operating line issue display system
Technical field
The present invention relates to electronic technology, refer to subway platform operating line issue display system especially.
Background technology
The effect of subway in urban public transport is more and more important.In state-owned nearly 30 cities greatly developing subway, investment amount surpasses 3.5 trillion yuan.
Subway planning department vital task is that the metro operation circuit is set, and with the metro operation circuit that limited capital fund is built, can bring into play maximum capacity (operation ability).Therefore, every subway line that the city is downpayment, the most important circuit of urban transportation often.
In order to improve capacity, the operating line of concrete train driving often adopts bifurcated line (claiming Y molded lines road again), or adopts the interval to go, or adopts and stride station scheduling scheme such as go.And the line feature that each subway line went is different, through the change of being everlasting.
Same platform, the scheduling circuit that goes different.This mode also forms defective when improving capacity: make troubles for numerous passengers.Original passenger gets into platform, only is concerned about the both forward and reverse directions that goes, and the passenger also need be concerned about train driving terminus, the direction of concrete bifurcated, the information such as platform of being stopped now.
The schedule information of operating line adopts voice broadcast service at present, is omitted by the passenger easily.Often need the platform attendant that guide service is provided.This just increases the cost of operation.
Also has the schedule information that shows operating line with TV screen.The problem that exists is: screen is little, font is secretly clear inadequately, sighting distance is shorter, and the interference of video image is arranged.
Information society need let the passenger checks at any time, comes into plain view, the audient is vast.Need to closely follow " car networking " Important Project that State Council advocates, improve capacity, improve service satisfaction.
Summary of the invention
One of the object of the invention: invent a kind of operating line issue display system that is used for subway platform.Obtain operation information from communication network, in time the operating line schedule information is shown with bright, the vast mode of audient, high-level efficiency guiding passenger takes subway.
Two of the object of the invention: the operating line of employing LED-backlit, LED dot matrix demonstration subway train, platform title etc.Font is luminous to become clear, consults convenient, reliable operation.
The present invention seeks to realize like this, mainly contain communication network interface unit, computer decoding unit, wire communication unit, some platform indicator panels.
Said communication network interface unit mainly is meant the wired or cordless communication network through subway, the interface circuit of obtaining communication information.Concrete communication network can be used existing subway communication network, also can newly-built communication network.Dispatch command is assigned through communication network by metro operation department, lets some TV screens along the line, indicator panel obtain command signal.
Said computer decoding unit is made up of monolithic computer chip and peripheral cell thereof.There is software program can the command signal that communication network interface unit sends be decoded in the computer decoding unit, and the output control command.
Said wire communication unit is to adopt a kind of wired communication interface circuit.Control command is transferred to the some platform indicator panels in this platform.
In the platform indicator panel, mainly contain communications interface unit, computer control module, display driver unit, LED-backlit display unit, LED lattice display unit.
Said communications interface unit is the interface circuit that adopts wired long haul communication.As adopt the RS485 circuit, receive the control command in the wire communication unit.
Said computer control module is made up of monolithic computer chip and peripheral cell thereof.In have software program can communications interface unit be sent control command, transfer the control signal that control shows to.
Said display driver unit is made up of some triodes, resistive element, integrated chip.Can with control signal amplify and the driving LED backlight display unit luminous, do tumbling-type and show.
Said LED-backlit display unit is formed backlight by some LED; On backlight, be coated with plastic sheet; The blank printing opacity of plastic sheet, light tight, semi-transparent, just ability illuminated in combination character display, color lump.Can display station name font roll, character is bright dark.
Express the operating line schedule information, the name of station font illuminated light that train need be stopped shows that the name of station font obfuscation light that train need not be stopped shows.Thereby check very clear.
The LED lattice display unit not necessarily in the platform indicator panel.Said LED lattice display unit is formed the mode that dot matrix shows by some LED.
In the foregoing description, there is the memory can the burn recording software program in the monolithic computer.Actual doing when being electrically connected also need add power circuit, anti-jamming circuit, self-protection circuit in the platform indicator panel.Also can add clock demonstration, first last time showing, sound report circuit.
Increase the mobile communication module in the platform indicator panel, form the platform indicator panel that has with passenger's cellphone information interaction function.Concrete communication module kind is more, for example NFC, WiFi, 2G/3G, Bluetooth communication etc.
One of advantage of the present invention: reflect the metro operation circuit, be accurate to the random variation of each name of station.Display station name font is bright, Chinese name of station sighting distance can reach 8 meters, and the passenger checks very clear.The actual displayed effect is very outstanding, and guiding passenger efficient is high.
Two of advantage of the present invention: adopt the information issue of communication network, realization Long-distance Control platform.Indicator panel inside mainly shows with LED, forms static dynamically demonstration.Significantly reduce guide service personnel, effectively improve the subway capacity, become metro operation merchant's good assistant.
Three of advantage of the present invention: not only observably reflect operating line guidance information, can also show the first last time, do written propaganda, safe guidance information with the LED dot matrix.It is low to have cost, and reliability is high, and the characteristic that the audient is wide is the standard configuration of modern subway platform.
Description of drawings
Fig. 1 is a principle of the invention block scheme.
Fig. 2 is a kind of platform indicator panel functional-block diagram of the present invention.
Fig. 3 is that a kind of circuit of the present invention connects synoptic diagram.
Fig. 4 is a kind of platform indicator panel schematic appearance of the present invention.
Fig. 5 is an another kind of platform indicator panel schematic appearance of the present invention.
Among the figure, 100. wire communication unit.200. communication network interface unit.300. platform indicator panel.400. computer decoding unit.301. communications interface unit.302. computer control module.303. display driver unit.304.LED backlight display unit.305.LED lattice display unit.
Embodiment
Referring to Fig. 1.And be electrically connected.
Command information in the communication network interface unit 200 received communication networks.Command information forms the demonstration control command, and sends wire communication unit 100 to through the decoding of computer decoding unit 400.Then, will show control command, send some platform indicator panels 300 in the platform to again by wire communication unit 100.
Concrete cordless communication network style has multiple, even can adopt the mode of car networking.
Also there is multiple style wire communication unit 100.Main effect is that the transmission control command is given some indicator panels 300 in the platform.Specifically can adopt the RS485 interface circuit.
In addition, also can use manual mode, on maneuver box, operate, through some platform indicator panel 300 work of communication network interface unit 200 controls.
Referring to Fig. 2.And be electrically connected.Communications interface unit 301 receives the order of wire communication unit 100.And supply with computer control module 302 and carry out, export control signal.This control signal drives some LED-backlit display unit 304 work respectively through the driving of display driver unit 303.Computer control module 302 is also controlled 305 work of LED lattice display unit.
Specifically, LED-backlit display unit 304 is fit to show fixing character.For example: show the font of name of station, line name etc.Have that display font is limpid in sight, reliable and stable work, flash bright dark variation, advantage that cost is low.
Specifically, LED lattice display unit 305 is fit to show dynamic character.For example: show the propaganda statement, transformable numeral etc.If when showing a plurality of statement simultaneously, cost is higher.
Referring to Fig. 3.And be electrically connected.The big frame part of dotted line among the figure is a kind of basic circuit of platform indicator panel.There are some platform indicator panels in system, only draws a platform indicator panel circuit among the figure.Each platform indicator panel can be installed in the top position of platform screen door respectively.
The communication network circuit in the upper right corner receives the signal in the network, after single chip circuit A decoding, sends the RS485 circuit to.
There are some backlights (shown in the little frame of dotted line) centre of Fig. 3.Each backlight is by four (diagram has four), or four above LED luminotrons are formed.Control backlight work by triode, resistance, driving circuit respectively: perhaps illuminated light, or the light that shades.
On each backlight, be coated with plastic sheet, one group of name of station font of blank demonstration.And each backlight display font can independent luminous work.
Even, show that the name of station color also has some kinds with the LED luminotron of some kinds of colors.
Luminous name of station font can form rolling, flicker, bright dark demonstration.Be used for giving prominence to reflection travel direction, the station of going, terminus.For the luminous name of station of train transfer stop, can add aside that the numeral of geometric figure, transfer circuit is represented.
Three single chip circuit A, B, C are arranged among the figure, be used for respectively signal decoding, show control, LED LED-lattice Control.Wherein, single chip circuit B exports four road signals and causes driving circuit.Control some triodes, backlight work respectively by driving circuit.Concrete driving circuit can be realized by discrete component, integrated circuit.Blank plastic sheet, blank luminous display station name font are arranged on each backlight.Perhaps luminous other character of demonstration.
In addition, single chip circuit B exports one the tunnel and connects single chip circuit C, and through LED dot matrix driving circuit, the work of control LED dot matrix display circuit.LED dot matrix display circuit can be used to show that propaganda statement, safety in emergency circumstances dredges information, temporal information etc.
Obviously Fig. 3 is that a kind of basic circuit principle connects synoptic diagram, and the practical application circuit can have multiple variation.Its illumination mode, driving circuit, decoding circuit, control circuit, single-chip microcomputer model and peripheral circuit have many kinds of equivalent electrical circuit.
Referring to Fig. 4,, represent luminous font with pane at this because the name of station font is not arranged.
The rectangular frame table in top shows it is that the LED dot matrix shows.Can show operating line, remind statement, the propaganda statement, in emergency circumstances dredge variable characters such as statement, time.
Here adopt name of station font horizontally-arranged, the blank luminous mode display station name font of LED-backlit.Certainly the name of station font also can adopt type-setting mode in line, oblique row.Concrete composing array mode can have many variations, does not give an example one by one at this.
Fig. 4 middle part shows the name of station part.Medium rectangular frame table shows that Chinese name of station, tiny rectangular frame table show alphabetical name of station, form bilingual name of station.The shared backlight of the bilingual name of station of each platform, the illuminated light or the light that shades together show together.
Among Fig. 4, showing current train operation circuit is top line.To the circuit of upper right quarter, this kind operating line has 16 platforms from the left side.The font illuminated light of its each bilingual name of station is represented with the inner no background color of rectangular frame among the figure.Other the not bilingual name of station obfuscation light on operating line has background color to represent with rectangular frame inside among the figure.
Referring to Fig. 5, show the name of station part.
Among Fig. 5, showing current train operation circuit is lower-class line.To the circuit of right lower quadrant, this kind operating line has 20 platforms from the left side.The font illuminated light of its each bilingual name of station is represented with the inner no background color of rectangular frame among the figure.Other the not bilingual name of station obfuscation light on operating line has background color to represent with rectangular frame inside among the figure.
As to show the train operation circuit be that the station is gone, striden in the interval when situation such as going.Then with all the whole illuminated lights of bilingual name of station that will stop.The bilingual name of station obfuscation light that other is not stopped.
In addition, can also add luminous arrow, observably reflect the direction of current train driving.Also available some name of station fonts are done the illumination mode that rolls one by one, the direction of performance train driving.
Among Fig. 4, Fig. 5, also can add " terminus: so-and-so stands " demonstration backlight.And flash demonstration in due course, outstanding effect of reminding.

Claims (4)

1. a subway platform operating line issue display system mainly contains communication network interface unit, computer decoding unit, wire communication unit, some platform indicator panels, and is electrically connected, and it is characterized in that:
Said communication network interface unit mainly is meant the wired or cordless communication network through subway, the interface circuit of obtaining communication information;
Said computer decoding unit is made up of monolithic computer chip and peripheral cell thereof; There is software program can the command signal that communication network interface unit sends be decoded in the computer decoding unit, and the output control command;
Said wire communication unit is to adopt a kind of wired communication interface circuit; Control command is transferred to the some platform indicator panels in this platform;
In the platform indicator panel, mainly contain communications interface unit, computer control module, display driver unit, LED-backlit display unit, LED lattice display unit;
Said communications interface unit is the interface circuit that adopts wired long haul communication;
Said computer control module is made up of monolithic computer chip and peripheral cell thereof; In have software program can communications interface unit be sent control command, transfer the control signal that control shows to;
Said display driver unit is made up of some triodes, resistive element, integrated chip; Can with control signal amplify and the driving LED backlight display unit luminous, do tumbling-type and show;
Said LED-backlit display unit is formed backlight by some LED; On backlight, be coated with plastic sheet; The blank printing opacity of plastic sheet, light tight, semi-transparent, just ability illuminated in combination character display, color lump; Can display station name font roll, character is bright dark;
Express the operating line schedule information, the name of station font illuminated light that train need be stopped shows that the name of station font obfuscation light that train need not be stopped shows.
2. a kind of subway platform operating line issue display system according to claim 1, and be electrically connected, it is characterized in that:
Increase the LED lattice display unit in the platform indicator panel;
Said LED lattice display unit is formed the mode that dot matrix shows by some LED.
3. a kind of subway platform operating line issue display system according to claim 1, and be electrically connected, it is characterized in that:
Increase the mobile communication module in the platform indicator panel, form the platform indicator panel that has with passenger's cellphone information interaction function.
4. a kind of subway platform operating line issue display system according to claim 1, and be electrically connected, it is characterized in that:
Increase the LED lattice display unit in the platform indicator panel;
Said LED lattice display unit is formed the mode that dot matrix shows by some LED;
Increase the mobile communication module in the platform indicator panel, form the platform indicator panel that has with passenger's cellphone information interaction function.
CN2011101823892A 2011-06-30 2011-06-30 Display system for issuing operation lines at subway platform Pending CN102436785A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011101823892A CN102436785A (en) 2011-06-30 2011-06-30 Display system for issuing operation lines at subway platform

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Application Number Priority Date Filing Date Title
CN2011101823892A CN102436785A (en) 2011-06-30 2011-06-30 Display system for issuing operation lines at subway platform

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CN102436785A true CN102436785A (en) 2012-05-02

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103337230A (en) * 2013-04-11 2013-10-02 上海博尔特数字科技有限公司 Technology and device for cross-station display of LED display screen
CN112581877A (en) * 2020-12-15 2021-03-30 深圳银谷建科网络有限公司 Intelligent information issuing system of subway station
CN114822392A (en) * 2022-04-27 2022-07-29 快优智能技术有限公司 Driving sub-control module system of large semi-transparent display device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103337230A (en) * 2013-04-11 2013-10-02 上海博尔特数字科技有限公司 Technology and device for cross-station display of LED display screen
CN112581877A (en) * 2020-12-15 2021-03-30 深圳银谷建科网络有限公司 Intelligent information issuing system of subway station
CN114822392A (en) * 2022-04-27 2022-07-29 快优智能技术有限公司 Driving sub-control module system of large semi-transparent display device

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Application publication date: 20120502