JP2618867B2 - Passenger information system - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a passenger guidance device,
The present invention relates to a passenger guidance device for notifying passengers of train information such as a train type, a destination, and a departure order (separate starting / next departure) on a station platform or the like.

[Conventional technology]

FIG. 5 is a configuration diagram of a conventional passenger guide device disclosed in, for example, Japanese Patent Application Laid-Open No. 58-209651. In FIG. 5, (1) is the platform of the station, (2) is the train, (3)
Is a train number detector that detects the train number of the train (2) entering the station premises, and (4) is a track circuit of a departure section that operates when the train (2) departs from the station premises and outputs a signal. It is. (5) is a passenger guidance display control device provided in the train operation control room of the station, which includes the following various means: a train number and a train operation number in the order of departure from the station. A train schedule information storage unit (7) for storing train schedule information such as a train type and a destination, an input register (8) for receiving a train number signal detected by the train number detector (3), and a track circuit of the departure section (4) an input register (9) for taking in the operation signal, and passenger guide information of the next train and the next train from the train schedule information storage unit (7) according to the signals of the input registers (8) and (9). (1), a storage unit (11) for storing the calculation result of the first calculation unit (10), and the passenger guidance information of the next train and the next train one after another in a plurality of sections. An information transmission device (14) including a second operation unit (12) for division and an output register (13) is included. Next, (6)
Is a passenger information display panel provided on the platform (1) of the station, and includes the following means. That is, the input register (16) for inputting the passenger guidance information of the plurality of sections of the next and subsequent trains transmitted from the information transmission device (14) in the display control device (5) and the passenger guidance information before the division An information receiving device (15) comprising a first arithmetic unit (17) edited in a state of (1), a passenger received by the information receiving device (15) from display character word data in a word memory (18) for storing display character word data A second calculation unit (19) for converting guide information into passenger guide display character data; and a display unit (20).

Further, the display section (20) includes the following various means. That is, a storage unit (21) for storing the passenger guidance display character data from the second arithmetic unit (19), and a display panel (23).
A driver (22) for driving a display element (not shown) such as a light emitting diode of a liquid crystal or dot configuration incorporated in the vehicle and guiding the passenger is included, and the display panel (23) includes a train type guide unit ( 24) and Destination Information Department (25)
The departure type and destination are displayed for the next train (the next train) and the next train (the next train), respectively.

 Next, the operation will be described.

When the train (2) enters the premises of the station, the train number detector (3) detects the train number of the train (2) and inputs a signal to the input register (8). Next, when the train (2) departs from the premises of the station and the track circuit (4) in the departure section operates, the signal from which the train (2) departs is input to the input register (9).

The first arithmetic unit (10) is configured to store a train number and a train schedule information storage unit (7) in the input register (8) in response to a departure signal of the train (2) in the input register (9). The train operation number corresponding to this train number is extracted by comparing the train operation number with the train number in the above, and the train operation numbers of the trains departing from the next and the next next station are indexed to correspond to these train operation numbers. The data of the train type and destination information is output as passenger guidance information and stored in the storage unit (11).

The passenger guidance information stored in the storage unit (11) is divided into a plurality of sections suitable for transmission by attaching a required transmission header or the like by a second arithmetic unit (12) in the information transmission device (14). Then, it is output to the output register (13).

In this manner, the passenger guidance information data divided into a plurality of sections by the second arithmetic unit (12) is output via the output register (13) in the form of sequential serial transmission according to the configuration order,
The information is transmitted from the display control device (5) provided in the train operation control room of the station to the passenger information display panel (6) provided on the platform of the station.

The passenger guidance information data divided into a plurality of sections transmitted to the passenger guidance display panel (6) as described above is received by the input register (16) in the information receiving device (15), and the first arithmetic unit (17) Thus, the transmission header and the like are removed, and the data is returned to the same format as that stored in the storage unit (11) of the display control device (5).

As described above, the word memory (18) of the passenger guidance display panel (6) has information corresponding to the transmitted passenger guidance information data,
Display character word data to be displayed on the display panel (23) is coded and stored as a data table (not shown), and the passenger information transmitted by the second arithmetic unit (19). The data code is converted into the display character word data code, and then stored in the storage unit (21) in the display unit (20).
Is stored.

Further, the display character word data code stored in the storage unit (21) is transmitted to the train type guide unit (24) and the destination guide unit (2) of the display panel (23) by the driver (22).
It is converted into a display drive signal for driving a display element such as a light emitting diode of a liquid crystal or dot configuration incorporated in 5), and is used to guide and display the type and destination of the next and subsequent trains.

[Problems to be solved by the invention]

The conventional passenger guidance device is configured as described above,
This mode is used to serialize and transmit passenger guidance information, so it is effective for reducing the number of wiring cables, etc., but it is necessary to check the display contents on the display panel and check for failure of the display panel itself. If this is done, the travel guide information is transmitted in one direction from the display control device to the display panel in series. There is a problem that the status signal must be taken in.

The present invention has been made in order to solve the above-described problems, and in addition to displaying the next and subsequent train information on a display panel as in the past, the present invention is provided on the platform of the station. It is an object of the present invention to obtain a passenger guidance device capable of constantly monitoring the display contents of a plurality of display panels and, when a failure occurs, immediately detecting the failure.

[Means for solving the problem]

The passenger guide device according to the present invention is provided with a bidirectional information transmitting / receiving device for connecting the display control device and the passenger display panel to both, and a display monitoring unit is provided in the display control device, and the display monitoring unit is provided with the display monitoring unit. A monitor display is connected thereto.

[Action]

According to the present invention, when the required information is sent from the display control device to the plurality of passenger information display panels, the information is transmitted at the same time, and the collection of information from each passenger information display panel is performed by the display control device. This is realized by sequentially performing polling on the passenger information display panel. Then, the monitor information obtained by this polling is stored in a newly provided display monitoring unit, and when information collection for all display panels is completed, comprehensive judgment is made and then displayed on the monitor display.

〔Example〕

An embodiment of the present invention will be described below with reference to the drawings. In FIG. 1, (1) is the platform of the station, (2) is the train,
(3) is a train number detector, and (4) is a track circuit in a departure section, which are the same as those in the above-described conventional example. And (5A) is a display control device,
(6A) is a passenger information display panel. Here, regarding the display control device (5A), among the various means included in the display control device (5A), those denoted by symbols (7) to (12) are those of the above-described conventional example. It is similar to the case. Also included in the information transmitting / receiving device (14A) are a second operation unit (12), a third operation unit (28), and an input / output register (13A) connected thereto. A display monitor (29) is connected to the third arithmetic unit (28), and a monitor display (30) is connected to the display monitor (29). Next, the above-mentioned information transmitting / receiving device (14A) will be described in detail. In the same manner as in the above-mentioned conventional example, the second arithmetic unit (12) includes the passenger guide information of the next train and the next train. Is divided into a plurality of sections, and the third arithmetic unit (28) receives feedback information from a passenger guidance display panel (6A) described later and removes a transmission header and the like. , For obtaining the same information as stored in the storage unit (11). The input / output register (13A) is for selectively performing information transmission from the display control device (5A) to the passenger guidance display panel (6A) or vice versa. Next, looking at the passenger information display panel (6A), among the various means included in it, (17)
The signals to which (25) is attached are the same as those in the above-described conventional example. Here, the information transmission / reception device (15A) includes a display control device (5A).
A) An input / output register (16A) for bidirectional information transmission with the side, a first operation unit (17), and a predetermined processing unit for performing predetermined processing on information from the code conversion unit (26). The third operation unit (27). The code conversion unit (26)
The display unit (20) receives the information from the storage unit (21) and the information from the first arithmetic unit (17) and performs required processing. As a result of this processing, the information is input to the input / output register (16).
This is for transmission to the display control device (5A) via A). .. (6B), (6C)... Have the same configuration as the above-mentioned passenger information display panel (6A), and are installed at appropriate places.

Next, the operation of the above embodiment will be described. The operation of updating the display contents at the time of a normal train departure is basically the same as that of the conventional example. In the above-described conventional example, information transmission between the display control device and the passenger information display panel is performed only when the display content is updated when the train departs, and is transmitted over most of the remaining time. ,
The transmission path is in an idle state. However, according to the above embodiment, during the idle time, the display control device (5A) switches the passenger information display panel (6A), (6B), (6C)...
Are sequentially polled at regular intervals, so that their display contents can be fed back.

FIG. 2 is a data flow diagram for explaining the operation of the above embodiment. Hereinafter, while also referring to FIG.
Display control device (5A) to passenger information display panel (6A), (6B)
The data flow operation when sending train information to... And the data flow operation when performing required information feedback in the opposite direction will be described.

Now, in FIG. 1, assuming that a certain train (2) has departed from the station, the next and subsequent train information on the passenger information display panel (6A) on the platform (1) is updated. The departure of the train (2) is detected by the train number detector (3) and the track circuit (4) of the departure section, and the related information is stored in the corresponding input registers (8) and (9).
Is applied to the first calculation unit (10). In the first arithmetic unit (10), based on the information applied in this way, train information on the next and subsequent trains is drawn from the train schedule information storage unit (7). The train information thus extracted has record items such as a column number, a type code, a destination station code, and a departure time, as shown in FIG. 2 (a). Since the type code and the destination station code are necessary to display the destination guidance of a certain train, the first arithmetic unit (10)
In, the text format shown in FIG. 2 (b) is created based on the extracted train information (FIG. 2 (a)) (FIG. 2). The sentence format is not necessarily limited to the format shown in FIG. 2B, but includes the following various codes. That is, the <0>-<3> bit division has a train type code, and the <4> bit division has a next generation of 1, a next generation of 0, a next generation and a next generation code, and
The <5>-<11> bit division includes the code of the destination station of the train. Then, such a sentence format is divided into a plurality of easy-to-transmit sections as shown in FIG. 2 (c) in the second arithmetic section (12) (FIG. 2). In FIG. 2 (c), the <0> bit section is a strobe at the time of data transmission, and the <1> bit section is a parity check at the same data transmission time for each data table. 2>-<3>
In the bit division, the data chain code for each of the divided passenger guidance information, (0,0) is the first place,
(0,1) is the code of the second place and (1,0) is the code of the third place, and each of the divided pieces of passenger guidance information is divided into <4>-<7> bits. , The first-order configuration order has the code of the <0>-<3> bit division in FIG. 2B, and the second-order configuration order has its <4> bit. The first and second codes of the trains of the next and next trains are also assigned to the sections, and the first-half codes of the train destinations of the <5> to <7> bits in FIG. 2 (b) are assigned to the <5>-<7> bit sections. In the third place in the configuration order, the latter half code of the destination of the train of the <8>-<11> bit division in FIG. 2B is divided and included. In addition,
The fourth to sixth places in the configuration order include information obtained by dividing train information for successive trains into a plurality of sections.

The information divided as described above is input / output registers (13
A), after being converted into the bit sequence shown in FIG. 2 (d), the passenger information display panels (6A), (6
B)... (FIG. 2). At the time of this transmission, control codes such as SYN and STX as a transmission header, and control codes such as ETX and BCS (block code check sequence) as a transmission trailer follow a predetermined transmission procedure. It is added before and after the information to be transmitted. And the passenger information display panel (6A), (6B) ...
.. Receives the information of the bit sequence shown in FIG. 2 (d) by the input / output register (16A). (FIG. 2). In the input / output register (16A), the transmission header and the transmission trailer are removed, and the transmitted information is tabulated as shown in FIG. 2 (c). Hand over (Fig. 2). The first operation unit (1
In (7), this information is returned to the original format shown in FIG. 2 (b), and then passed to the second arithmetic unit (19). The second operation unit (19) analyzes the content of the passed information, extracts the corresponding display character code from the word memory (18), and converts it into the information format shown in FIG. The information is stored in the storage unit (21) in the display unit (20). (FIG. 2). In addition, such a display control device (5
The required information can be transmitted from A) to the passenger information display panels (6A), (6B) ... at the same time.

Next, feedback of the display information from the passenger guidance display panels (6A), (6B),... In response to polling from the display control device (5A) is performed according to the procedure shown in FIG. When a certain train leaves the station, the display control device (5A) displays the corresponding train information on the passenger information display panel (6
A), (6B) ... and then autonomously with a certain period (T), the passenger information display panels (6A), (6B) ...
Polling for ... This polling procedure
As is well known, the display control device (5A) transmits a polling message including a station designation unique to each of the passenger information display panels (6A), (6B)... To the information transmission / reception device (14A) shown in FIG. ). On the side of the passenger information display panels (6A), (6B)..., The information transmission device (15A) accepts this zero polling message. The polling message is applied to the first operation unit (17) via the input / output register (16A), and after a predetermined analysis is performed, information representing the result is sent to the code conversion unit (26). Reportedly. In the code conversion unit (26), the display information data shown in FIG. 2 (e) is extracted from the storage unit (21) (FIG. 2), and the format shown in FIG. (FIG. 2) and passed to the third operation unit (27). Third
In the operation section (27), as shown in FIG. 2 (c), the data is divided into a plurality of sections and then passed to the input / output register (16A) (FIG. 2). In this input / output register (16A), a transmission header or a transmission trailer is added as shown in FIG. 2 (d), and then the information to be transmitted, that is, the display control device (5A) is transmitted. ) Side (the TEXT transmission portion hatched in FIG. 3). On the display controller (5A) side, the transmission text is accepted by the input / output register (13A) (converted into the data table shown in FIG. (FIG. 2) In this third operation unit (28),
After being converted into the data table shown in FIG. 2B, the data is passed to the display monitoring unit (29) (FIG. 2). In the display monitoring (29), based on the passed information, 2 The display is made on the monitor display (30) in the format shown in FIG. In this way, when the polling for one passenger information display panel is completed, the next following passenger information is changed from (6A) to (6B) as shown in FIG. In the process of performing such polling, the exchange of messages at the transmission level such as EOT or ACK is performed by the input / output register (13A) and (1A).
6A).

The feedback display information collected as described above is displayed as shown in FIG. This is checked on the display control device (5A) side, and when information different from the originally transmitted information is returned, including the failure of the passenger information display panel (6A), (6B) ... It is determined that some trouble has occurred, and an alarm to that effect is issued.

In the above-described embodiment, the transmission format has been described as using a conventional format.However, the transmission format is not limited to this, and the transmission protocol is described as being based on the BSC procedure.
Other procedures (for example, HDLC) may be used.

〔The invention's effect〕

As described above, the passenger guide device according to the present invention displays the display content fed back from the passenger guide display panel on the monitor display, and monitors the monitor display to display the passenger guide display panel. This makes it possible to easily perform the final monitoring including the abnormalities of all the devices and apparatuses related to the display processing.

[Brief description of the drawings]

FIG. 1 is a schematic configuration diagram of a passenger guide device according to one embodiment of the present invention, FIG. 2 is a data flow diagram for explaining the operation of the above embodiment, and FIG. FIG. 4 is an exemplary view of a polling procedure for explaining the operation, FIG. 4 is an exemplary view of a monitor display for explaining the operation of the above embodiment, and FIG. 5 is a schematic configuration diagram of a conventional passenger guidance device. . (5A) is a display control device, (6A) and (6B) are passenger information display panels, (10) and (17) are first computing units, (12) and (19).
Is the second arithmetic unit, (13A) and (16A) are input / output registers,
(14A) and (15A) are information transmitting and receiving devices, (20) is a display unit,
(26) is a code conversion unit, (27) and (28) are third operation units,
(30) is the monitor display. In the drawings, the same reference numerals indicate the same or corresponding parts.

Claims (2)

(57) [Claims] 1. A display control device for guiding and displaying a train operation status to passengers, and a passenger guide display panel for each platform, wherein the display control device stores train schedule information, and the train schedule information. A device that obtains passenger guide information of the next train and the trains that follow one after another, and divides the passenger guide information of each train into a plurality of sections and sequentially transmits them as serial signals, and displays display content information fed back from the passenger guide display panel. Receiving the information transmission device, and a monitor display for displaying the display content information received from the plurality of passenger guide display panels, wherein the passenger guide display panel receives the sequentially transmitted passenger guide information of the plurality of sections. An information transmission / reception device that edits the content of each train and sends display contents in response to a request from the display control device, and stores display character word data. Device and a data converter for converting the passenger guidance information the compiled into the display character word data, passenger guidance device characterized by comprising a display unit. 2. A passenger guide device for guiding a trainer to a trainee, wherein a train information is stored in a passenger guide display control device in an operation control room of the station, and the train leaves the station. It detects through the train number detector and the track circuit of the departure section, and obtains the passenger guide information of the next departure train and the next departure train from the train schedule information, and obtains the passenger guide information of each train. Divide into multiple segments,
The passenger guidance information divided into the plurality of sections is sequentially transmitted as a serial signal to a passenger guidance display panel having a device for storing display character word data provided on the platform of the station, and the passenger guidance display panel transmits the sequentially transmitted plurality of sections. The passenger guidance information is compiled into the passenger guidance information units of the next and subsequent trains, converted to the display character word data and displayed, and the display control device does not send the passenger guidance display panel to the information. In a normal case, the display controller polls the passenger information display panel at regular intervals and feeds back the display contents, and monitors the display contents of the passenger information display panel on a monitor display attached to the display controller. A passenger guidance device characterized in that it is possible to monitor the operation of the passenger guidance display panel by displaying.