JP2009180945A - Display system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a display system of excellent visibility capable of providing much information. <P>SOLUTION: The display system 1 includes a sensor part, a storage means for storing a display content data, a control part, and a display panel 41 for displaying the information, based on a display content output from the control part, the control part can be additionally connected with an auxiliary display panel 4, the storage means stores an attribute and a functional data of connected equipment, and a display system data, and the control part includes a connected equipment recognizing means and a display system selecting means, recognizes automatically the auxiliary display panel to be operated, when connecting the auxiliary display panel, changes the display system, referring to the display system data, and displays part of the contents displayed on the display panel, on the auxiliary display panel. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a display system that is installed mainly on or near a road and displays various road information, weather information, traffic safety information, and the like.

  2. Description of the Related Art Conventionally, a display device that displays road information, traffic safety information, and the like on a display board using a large number of LEDs and electroluminescence has been used. Usually, in this type of display device, a plurality of display patterns are registered in advance, and display is performed based on the display patterns.

  In such a display device, various devices have been devised to provide more accurate and more information to a driver of a car traveling on a road, thereby contributing to traffic safety.

  For example, as a conventional display device of this type, a display character storage unit that stores a plurality of types of display characters, a display character selection unit that selects display characters from a plurality of types of display characters stored in the display character storage unit, Display pattern creation means for creating a display pattern by combining the selected display characters, display pattern registration means for registering the created display pattern, and display pattern selection means for selecting the registered display pattern Some have a personal computer, a display board, and a display control unit that receives the display pattern selected by the display pattern selection means and continuously displays the display board with the display pattern based on the input display pattern ( Patent Document 1).

  According to this conventional display device, when it is desired to change the display, a character to be displayed is appropriately selected from display characters stored in advance, a display pattern is created and registered by combining the characters, and the registered display pattern Since the display can be changed by inputting to the display control unit, the operation is very easy.

Further, according to this display device, the temperature sensor for detecting the ambient temperature is provided, and the display of the temperature and the display character selected corresponding to the temperature (for example, “freezing caution” when the temperature is below freezing) are displayed. The combined display pattern can be displayed (see FIG. 8).
JP 2000-352019 A

  However, although this conventional display device can display a plurality of pieces of information as required, if a large amount of information is to be displayed, the display character size of each piece of information becomes small. If it does so, visibility will worsen and there existed a problem that the information which should be conveyed to drivers on the contrary was not transmitted.

  In addition, since this type of display device is fixedly installed, if it is necessary to change or add new items to be displayed after the display device has been installed, the entire display device There was nothing but to replace it or install another new display device.

  If the entire apparatus is replaced, naturally, considerable cost and labor are required. Further, if another display device is added, it is necessary to modify hardware such as providing a separate power source or wiring, and to change the software accordingly.

  The present invention has been made to overcome the above-described problems, and has as its object to provide a display system that has good visibility and can convey as much necessary information to drivers as possible. .

  The present invention also eliminates the need to replace the entire system when there is a need to change or add items to be displayed, and it is necessary to modify hardware or software by adding another auxiliary display device. It is an object to provide a display system that does not have any.

  In order to achieve the above object, a display system of the present invention includes a sensor unit that detects external conditions, a storage unit that stores display content data, and display content from the display content data based on information from the sensor unit. A display system comprising: a control unit having display content selection means to select; and a display board for displaying information based on display content output from the control unit, wherein the control unit includes a device connection unit Another auxiliary display board can be additionally connected, and the storage means stores the attribute / function data and display method data of the connected device, and the control unit is connected device recognition means, and display method selection means. When the auxiliary display board having the connection means to the control unit is connected to the connection part, the connected device recognition means stores in advance the attribute / function data provided in the auxiliary display board. The auxiliary display board is automatically recognized and operated with reference to the attribute / function data of the connected device, and the display system selection means changes the display system with reference to the display system data, and A part of the contents to be displayed is displayed on the auxiliary display board.

  This display system has a so-called plug and play function of automatically recognizing and operating the auxiliary display board simply by connecting a new auxiliary display board to the original display system, and should be displayed as a system. Part of the information can be displayed on the auxiliary display board. Therefore, since the information to be displayed can be easily changed or added, a quick response can be made and the installation cost is very advantageous. Further, even if the information to be displayed increases, the original display character size can be maintained by displaying a part of the information on the auxiliary display board, so that good visibility for the driver or the like is ensured.

  Here, the “display content data” can include display character / design data used for various displays and display patterns obtained by combining them. More specifically, the display character / design data includes, for example, “safe driving”, “traffic safety”, “speed attention”, “oncoming vehicle warning”, “freezing warning”, “slip warning”, “light on”, “future”, and “accident”. Display characters such as “occurrence” and “disaster occurrence”, graphic symbols representing weather conditions such as weather, symbols and designs used for traffic signs, and other various designs and symbols that alert road passers Is included. The display pattern here refers to, for example, a plurality of display characters such as “Further”, “Steep curve”, “Driving attention” and the various designs, and these display characters are selected at predetermined time intervals or randomly. This is a pattern in which the information is repeatedly displayed sequentially with a certain time interval, or the information detected by the sensor unit such as the above various designs, temperature, and wind speed is also displayed in combination.

  The “display board” and “auxiliary display board” are provided with self-luminous materials such as a large number of LEDs and electroluminescence, for example. It is possible to make it. The display board includes a device connection part for connecting the auxiliary display board, and the auxiliary display board includes connection means capable of connecting to the device connection part of the display board.

  “Connected device attribute / function data” is data related to the attributes and functions of the connected auxiliary display board. When the auxiliary display board is connected to the connection part of the control unit, the auxiliary display board is automatically displayed. Includes programs to recognize and operate.

  The “display method” refers to each display method in which all of the content to be displayed in the display pattern is displayed on the display board, or a part of the content to be displayed is divided and displayed on the auxiliary display board. The display method data includes attributes of the plurality of display methods.

  The display content data stored in the storage means includes display character / design data and display pattern / data, and the display content selection means selects one or more display characters from the display character / design data. Display character / design selection means, display pattern creation means for creating a display pattern based on the selected display character / design, display pattern registration means for preregistering a plurality of created display patterns, and display pattern And selecting means.

  In this way, when changing or adding display content, it is possible to select and display a required display pattern from among the registered display patterns, and when adding further display content. However, it is not necessary to create display characters one by one, it is only necessary to select display characters from pre-stored display characters and combine them to create a display pattern, so the display contents can be changed very easily. .

  In addition, the sensor unit includes any one of a visibility meter, an illuminometer, a thermometer, a hygrometer, an anemometer, a rain gauge, a snow gauge, or a plurality of arbitrary sensors among them. Is preferred.

  In this way, necessary external conditions can be detected according to the purpose, and information to be displayed can be appropriately selected and displayed. In addition, this sensor part is not limited to the above-mentioned thing, A various sensor can be provided as needed.

  The display system further includes a receiving unit that receives information transmitted from an information base station connected by wired or wireless communication means, and the condition attribute data includes information transmitted from the information base station. It is preferable that the attribute data is included.

  Here, the “information base station” includes various information transmission base stations such as a road information transmission base station managed by a road administrator or the like and a weather information station that transmits weather information. For example, it is a base station managed by a road administrator and provided with an information receiving means, an information processing section, and an information transmitting means, and information on road conditions transmitted from an ITV camera installed on the road or wide area information obtained from the Internet, etc. Are received and processed, and transmitted to the control unit of the display system as information relating to the condition selected by the condition selection means. This road management base station may be manned or unmanned (automatically controlled).

  In this way, it is possible to display emergency caution information, alarm information, etc., such as accidents and natural disasters that cannot be detected by the sensor unit.

  In the present invention, it is preferable that the display on the display board automatically returns to the display before the auxiliary display board is connected when the connected auxiliary display board is removed. In this way, when the auxiliary display board is removed, there is no need to return the display board to its original state.

  According to the present invention, only by connecting a new auxiliary display board to the original display system, the auxiliary display board is automatically recognized and a part of information to be displayed as a system is displayed on the auxiliary display board. Can do. Therefore, since the information to be displayed can be easily changed or added, a quick response can be made and the installation cost is very advantageous. Further, even if the information to be displayed increases, the size of the display character can be maintained by displaying a part of the information on the auxiliary display board, so that good visibility for the driver or the like is ensured.

  Hereinafter, the best embodiment of a display system according to the present invention will be described with reference to the drawings.

  FIG. 1 is a front view showing a state in which an auxiliary display board 4 is attached in a display system 1 according to the present invention, FIG. 2 is a side view thereof, and FIG. 3 is a rear view. 4 (a) and 4 (b) are diagrams showing a state before the auxiliary display board 4 is attached in the display system 1 according to the present invention.

  FIG. 5 is a schematic diagram showing a system configuration of an embodiment of the display system according to the present invention, and FIG. 6 is a diagram showing an operation flow of the display system according to the present invention.

  As shown in FIG. 1, the display system 1 according to the present invention is a column 5 in which the display board 2 and the auxiliary display board 4 are erected on the ground surface G at the installation position of the display system by fixing means 91 and 92, respectively. In this embodiment, the control device 3 of the display system 1 is provided in the casing of the display panel 2.

  The display board 2 and the auxiliary display board 4 are each provided with display units 21 and 41 in which a large number of chip LEDs are arranged in a substantially matrix shape, both of which emit and display arbitrary LEDs under the control of the control unit 8. The content to be displayed can be displayed as appropriate.

  As described above, in this embodiment, the control device 3 of the display system 1 is provided in the casing of the display panel 2, but is not necessarily limited to such a form. It may be attached to the display board 2 or may be provided close to the display board 2.

  The configuration of the control device 3 is as shown in FIG. 5, and includes a storage unit 7 and a control unit 8. Similarly, as shown in FIG. 5, the storage means 7 stores condition attribute data 71, display content data 72, connected device data 73, and display method data 74. Design data 721 and display pattern data 722 are included.

  Here, the “condition attribute data 71” refers to attributes relating to seasons and time zones such as year, month, day of the week, and time, and attributes of external conditions detected by the sensor 6 such as temperature, humidity, rainfall, snowfall, and wind speed. This affects the traffic on the road, such as the attribute of the geographical condition of the place where the display system 1 is installed or the attribute of the emergency information transmitted from the outside (information base station 9) such as information on accidents and natural disasters. Data attributes related to possible condition attributes are widely included, and these attributes are stored in the storage means 7 in advance.

  The display content data 72 includes a plurality of display characters / design data 721 used for various displays, and a plurality of display patterns 722 created and registered by combining them. The display pattern 722 includes the display character / design data 721 such as “safe driving”, “traffic safety”, “speed warning”, “oncoming vehicle warning”, “freezing warning”, “slip warning”, “turn on”, and “next”. Display characters such as “Accident occurrence” and “Disaster occurrence”, graphic symbols representing weather conditions such as weather, symbols and designs used for traffic signs, and various other designs that alert road passers, There are symbols.

  The display pattern data 722 is, for example, selected from a plurality of display characters such as “beyond”, “steep curve”, “running caution”, and the various designs, and these display characters are set at predetermined time intervals or at random times. This is data in which a plurality of display patterns are created and registered such that they are repeatedly displayed in sequence at intervals, or further displayed in combination with the various designs and information detected by the sensor unit such as temperature and wind speed.

  The connected device data 73 includes data related to attributes and functions of the connected device related to the auxiliary display board 4 connected to the control device 3 (control unit 8), and the auxiliary display when the auxiliary display board 4 is connected. A program for automatically recognizing and operating the board 4 is included.

  As described above, the display method refers to each display method in which all the contents to be displayed are displayed on the display board, or a part of the contents to be displayed is divided and displayed on the auxiliary display board. The display method data 74 is data including attributes of the plurality of display methods.

  On the other hand, the control unit 8 refers to the condition selection means 81 for selecting a condition by referring to the condition information acquired from the sensor 6 or the information base station 9 and the attribute data 71 of the condition stored in the storage means 7, and the selected Display content selection means 82 for selecting the display content with reference to the display conditions and the display content data 72 stored in the storage means 7. Further, when the auxiliary display board 4 is connected, the auxiliary display board 4 is detected by referring to the connected device data 73 stored in the storage means 7 while detecting the connection of the auxiliary display board 4. The connected device recognition means 83 for operating the board 4 and the display method selection means 84 for selecting the display method with reference to the display method data 74 when the auxiliary display board 4 is connected (and removed) are provided.

  In the display system shown in this figure, a temperature sensor is used as the sensor 6, and the information base station 9 uses the road management station of the road where the display system is installed. The sensor 6 is connected to the control device 3 (control unit 8) by wired input means, and the information base station 9 can communicate with a receiving antenna 85 provided in the control device 3 (control unit 8) by wireless means. From the information base station 9, road traffic conditions, accident / disaster information, weather information, and the like are transmitted in a timely manner and input to the control unit via the receiving antenna 85.

  The display content selection unit 82 includes a display character selection unit 821, a display pattern creation unit 822, a display pattern registration unit 823, and a display pattern selection unit. Display character / design data 721 is appropriately selected from the display character / design data 721 by the display character selection means 821, a display pattern is created by combining the display characters / design selected by the display pattern creation means 822, and the created display pattern is displayed. Registration is performed by the display pattern registration means 823. Further, the display pattern selection unit 824 selects a display pattern according to the condition. Thereby, it is possible to select display contents according to conditions.

  Further, the control unit 8 includes a first output unit 86 that outputs display contents to the display board 2 and a second output unit 87 that outputs display contents to the auxiliary display board 4.

  The display board 2 and the control unit 8 are connected by a cable, and display contents to be displayed on the display board 2 are output from the first output means 86 to the display board 2 via the cable. The auxiliary display board 4 can be connected to and detached from the connecting portion 88 (plug socket) provided in the control portion 8 by the connecting means 42 (in this embodiment, a cable having a plug at the tip). When the connection unit 42 is connected to the connection unit 88, power is supplied to the auxiliary display board 4 via the connection unit 88 and the connection unit 42, and connection device data 73 is connected by the connection device recognition unit 83 of the control unit 8. , The auxiliary display board 4 is automatically recognized and operated. Further, the display method selection means 84 refers to the display method data 74, selects a display method in which a part of the content that has been displayed on the display board 2 until then is displayed on the auxiliary display board 4, and displays based on the display method. The contents are output to the display board 2 and the auxiliary display board 4, respectively.

  By adopting such a configuration, when the auxiliary display board 4 is connected, the control device 3 automatically recognizes the auxiliary display board 4 and a part of the contents displayed on the display board 2 until then is used as the auxiliary display board. Can be displayed. Therefore, when there is a need to change or add information to be displayed, no major equipment replacement work or hardware / software modification is required, making it easy to change and add display contents and to respond quickly. At the same time, it is very advantageous in terms of installation cost. Moreover, even if the information to be displayed increases, it is possible to maintain a large display character size by displaying a part of the information on the auxiliary display board, thereby ensuring good visibility for the driver or the like. .

  A plurality of connection units 88 of the control device 3 can be provided, and if a large amount of connection device data 88 and display method data 74 are input in advance, more information can be provided as necessary. Can be displayed. In this embodiment, separate information is displayed on the display board 2 and the auxiliary display board 4, but one (or a series) of information is divided into the display board 2 and the auxiliary display board 4 for display. It is also possible to make it.

  Next, based on the system configuration described above, a specific operation of the display system 1 in this embodiment before the auxiliary display board 4 is connected will be described based on the flowchart of FIG.

  First, information detected by the sensor 6 and information transmitted from the information base station 9 are acquired by the control unit 8 as external conditions (S1).

  Subsequently, referring to the information acquired in S1 and the attribute data 71 of the condition stored in the storage means 7 (S2), the condition selection means 81 selects the condition applicable at that time (S3).

  Next, referring to the display content data based on the condition selected in S3 (S4), the display content to be displayed on the display board 2 is selected by the display content selection means 82 of the control unit 8 (S5).

  Subsequently, the presence / absence of the connected device is referred to by the connected device recognizing means 83, the display content selected in S5 and the display method data 74 are referred to (S6), and the display method is selected (S7). Before the auxiliary display board 4 is connected, as a matter of course, all the items to be displayed are displayed on the display board 2, and as a display method, all the contents to be displayed are displayed on the display board 2. Will be selected. While the auxiliary display board 4 is not connected, the steps S6 and S7 may be omitted (in this case, the process proceeds from step S5 to step S8 along the flow of the arrow R in FIG. 6).

  The contents to be displayed are determined through the above steps S1 to S7, the display contents to be displayed are output from the control unit 8 to the display board 2 (S8), and the contents to be displayed are displayed on the display board 2. (S9).

FIG. 4A shows a state in which “traveling caution” and “current temperature 25 ° C.” are displayed by the operations of S1 to S9. In addition, when the general caution display “running caution” and the temperature detected by the sensor 6 (temperature sensor) are displayed on the display board 2 as described above, only the general caution display is displayed (FIG. 4B). The display character size will be smaller than As a result, the more information that is provided, the worse the visibility becomes, and the inconvenience arises that the information is hardly transmitted.

  Thereafter, it is possible to display display contents according to timely conditions by controlling the control unit 8 to repeat the operations of S1 to S9 over time.

  In addition, about the said repetition, you may make it change the display by acquiring the information from the sensor 6 or the information base station 9 at fixed time intervals (namely, the flow of the arrow P in FIG. 6), or normally Refers to the attribute data 71 (date, time, etc.) of the conditions stored in the storage means 7 other than the information from the sensor 6 and the information base station 9, and repeats the operations of S2 to S9 (see FIG. 6), and only when temperature change information from the sensor 6 (temperature sensor) or information from the information base station 9 is input to the control unit 8, the process returns to S1 and the operations of S1 to S9 are performed. It is also possible to perform (flow of arrow P).

  Next, the operation when the auxiliary display board 4 is connected will be described with reference to FIG.

  The operation from S1 to S9 in FIG. 7 is the same as the operation flow shown in FIG. 6, and shows the operation before the auxiliary display board 4 is connected. By connecting the auxiliary display board 4 to this, the operation of S10 is performed. The following operations will be performed.

  First, the connection means 42 of the auxiliary display board 4 is connected to the connection part 88 of the control part 8 (S10). Then, the control unit 8 refers to the connected device data 73 stored in the storage unit 7 (S11), and the connected device recognition unit 83 automatically recognizes the auxiliary display board 4 (S12).

  When the auxiliary display board 4 is automatically recognized by the connected device recognition means 83, the control unit 8 refers to the data related to the auxiliary display board 4 and the display method data as shown by the arrow T in FIG. A display method is selected from the means 84 (S7).

  As a result, a display method for displaying a part of the content to be displayed on the auxiliary display board 4 is selected, and a part of the display content that has been displayed on the display board 2 until then is displayed on the auxiliary display board 4. It becomes.

  This operation makes it easy to change and add to the display contents because no major equipment replacement work or hardware / software modification is required even if the information to be displayed needs to be changed or added. Quick response is possible. Therefore, it is very advantageous in terms of cost. Furthermore, for example, by displaying the temperature display in FIG. 4A on the auxiliary display board 4, the display character size of the display board 2 can be made the size of FIG. 4B. Therefore, even if the information to be displayed increases, it is possible to maintain a large display character size by displaying a part of the information on the auxiliary display board, thereby ensuring good visibility for the driver or the like. .

  On the other hand, when the auxiliary display board 4 is removed, the control unit 8 detects that the connected device (auxiliary display board 4) has been removed, and refers to the display method data 74 again (S6) to change the display method. Select (S7). Here, when the auxiliary display board 4 is removed, the display system before the auxiliary display board 4 is connected, that is, the display system for displaying on the display board 2 including the contents displayed on the auxiliary display board 4. Will be selected. Then, the display content to be displayed is output from the control unit 8 to the display board 2 based on the selected display method, and the display content is displayed on the display board 2.

It is a front view which shows the installation state of the display system which concerns on this invention. It is a side view which shows the installation state of the display system which concerns on this invention. It is a rear view which shows the installation state of the display system which concerns on this invention. (A) is a front view which shows the state (with temperature display) before auxiliary display board connection of the display system which concerns on this invention, (b) is before the auxiliary display board connection of the display system which similarly concerns on this invention. It is a front view which shows a state (no temperature display). It is the schematic which shows the system configuration | structure of the display system which concerns on this invention. It is a flowchart which shows operation | movement in the state in which the auxiliary | assistant display board of the display system which concerns on this invention is not connected. It is a flowchart which shows operation | movement in the state in which the auxiliary | assistant display board of the display system which concerns on this invention was connected. It is a perspective view which shows the conventional display system.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Display system 2 Display board 21 Display part 3 Control apparatus 4 Auxiliary display board 41 Display part 42 Connection means 5 Support | pillar 6 Sensor 7 Storage means 71 Condition attribute data 72 Display content data 73 Connection equipment data 74 Display method data 8 Control part 81 Condition selection means 82 Display content selection means 83 Connected device recognition means 84 Display method selection means 88 Connection section

Claims (2)

  From a control unit having a sensor unit for detecting external conditions, a storage unit for storing display content data, a display content selection unit for selecting display content from the display content data based on information from the sensor unit, and a control unit A display system including a display board for displaying information based on the output display content, wherein the control unit includes a device connection unit and is capable of additionally connecting another auxiliary display board; Stores attribute / function data and display method data of the connected device, and the control unit includes a connected device recognition unit and a display method selection unit, and includes an auxiliary unit having a connection unit to the control unit. When the display board is connected to the connection unit, the connected device recognition means refers to the attribute / function data of the auxiliary display board and the attribute / function data of the connected device stored in advance. The auxiliary display board is automatically recognized and operated, and the display system selection means changes the display system with reference to the display system data, and displays a part of the content displayed on the display board on the auxiliary display board. A display system characterized by that. The display content data stored in the storage means includes display character / design data and display pattern data, and the display content selection means selects one or a plurality of display characters from the display character / design data. Display character / design selection means, display pattern creation means for creating a display pattern based on the selected display character / design, display pattern registration means for preregistering a plurality of created display patterns, and display pattern selection means The display system according to claim 1, further comprising:

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