JP5056471B2 - OBE - Google Patents

Description

  The present invention relates to a vehicle-mounted device.

  In-vehicle devices capable of performing narrow-area wireless communication with a roadside wireless device installed on the road using DSRC (Dedicated Short Range Communication) or the like and receiving information from a center device via the roadside wireless device. There is.

  As a system using such a vehicle-mounted device, bidirectional communication between the vehicle-mounted device mounted on the vehicle and the roadside wireless device is possible only while the vehicle is within the communication range of the roadside wireless device. Some distribute regional information (for example, information on nearby stores and medical institutions, advertisements, etc.) via a roadside wireless device.

As the vehicle-mounted device, a technique is disclosed in which, by storing the distributed area information, the area information can be reproduced even in an environment where communication with the roadside device cannot be performed (see Patent Document 1).
JP 2007-109032 A

  Since the distribution information stored in the vehicle-mounted device includes a large amount of information, there is a technique for storing the distribution information using a hierarchical structure and searching for the target distribution information by tracing the hierarchical structure. However, since it is complicated to follow the hierarchical structure in order from the highest level to the lowest level, by creating a so-called favorite list in which distribution information desired by the user is registered in advance, the user can directly refer to this favorite list thereafter. Techniques for finding desired distribution information are being studied.

  This favorite list includes identification information for identifying distribution information, and text information indicating the contents of the distribution information. Based on these information, the favorite list is displayed, or selected distribution information is read out. Is something that can be done.

However, when the distribution information registered in the favorites list and the distribution information received from the roadside device by the vehicle-mounted device are the same identification information (information code), the registered distribution information is the received distribution. Information may be overwritten unconditionally. In addition, since the information code can be arbitrarily changed by the service provider that provides the distribution information, if there is a change in the information code or there is a difference in recognition of the information code between the service provider and the user In some cases, the information code is the same, but the content of the distribution information is different. When the distribution information is selected from the favorites list, the content desired by the user may not be displayed.
Note that the identity of the contents here does not indicate a complete match, but even if specific contents are updated, it is regarded as the same, and the content provider is changed or the content field is different. Cases shall not be considered identical.

  In view of the above problems, an object of the present invention is to increase the convenience when displaying distribution information desired by a user and the reliability of the contents of displayed distribution information.

The invention according to claim 1 stores a plurality of pieces of distribution information which is distribution information received wirelessly via a roadside apparatus and includes identification information of the distribution information and content information indicating the contents of the distribution information. And a plurality of records including the identification information registered in advance, content information corresponding to the identification information, and a broken link flag indicating presence / absence of distribution information including the content information corresponding to the content information. A storage means for storing a list table, a display means for displaying the contents of each record based on the list table, and a delivery stored in the storage means for which the identification information matches the identification information of the records in the list table retrieves information, the match between the content information and the content information of the record of the retrieved delivery information predetermined in the content information of the record Determined by the number of determination factors, when the plurality of determination elements do not match, it sets without distribution information including content information set without distribution information including content information corresponding broken links flag of the record, the corresponding Control means for causing the display means to display the contents of the record of the broken link flag being displayed on the display means in a state different from the record set with the distribution information including the corresponding content information, and the distribution including the corresponding content information Input means for receiving a search instruction for distribution information to replace the distribution information corresponding to the record of the broken link flag set without information, and the control means receives the search instruction received by the input means According to the distribution information corresponding to the record of the broken link flag set without the distribution information including the corresponding content information. As the distribution information to substitute for, and searches the distribution information including at least one of the determination factors of the plurality of determination elements of the distribution information corresponding to the record, in the vehicle-mounted device that the search results Ru is displayed on the display means is there.

According to a second aspect of the present invention, in the in-vehicle device according to the first aspect, the plurality of determination elements include text information indicating contents of the distribution information.

According to a third aspect of the present invention, in the vehicle-mounted device according to the first or second aspect, the plurality of determination elements include identification information of a company that provides the distribution information.

According to a fourth aspect of the present invention, in the in-vehicle device according to any one of the first to third aspects, the plurality of determination elements include text information indicating a company that provides the distribution information.

According to a fifth aspect of the present invention, in the vehicle-mounted device according to any one of the first to fourth aspects, the input unit is a record based on distribution information including content information of a record that is a target of the search instruction. Is substituted for the record that is the target of the search instruction, and the control unit is configured to store the record of the record that is the target of the search instruction according to the alternative instruction received by the input unit. A record based on distribution information including content information is stored in the list table in place of the record that is the target of the search instruction .

The invention according to claim 6 is the vehicle-mounted device according to any one of claims 1 to 4 , wherein the input unit is a record based on distribution information including content information of a record that is a target of the search instruction. Is added to the list table, and the control means is based on distribution information including content information of the record that is the target of the search instruction according to the addition instruction received by the input means. Records are added and stored in the list table .

According to a seventh aspect of the present invention, in the in-vehicle device according to any one of the first to fourth aspects, the input unit is configured to display the content of the record of the broken link flag that is set without distribution information. The control means receives a message indicating that distribution information including content information corresponding to the record that is the target of the instruction to be displayed received by the input means is not stored in the storage means. Display on the display means.

According to an eighth aspect of the present invention, in the in-vehicle device according to the seventh aspect, the input unit accepts an instruction to delete the record that is the target of the instruction to be displayed, and the control unit includes the input unit. The record that is the target of the delete instruction received by is deleted from the list table .

  ADVANTAGE OF THE INVENTION According to this invention, the reliability at the time of displaying the distribution information which a user desires and the reliability of the content of the displayed distribution information can be improved.

[Embodiment 1]
First, the configuration will be described.
FIG. 1 shows a configuration diagram of a distribution system 100 according to the first embodiment.
As shown in FIG. 1, the distribution system 100 includes an on-vehicle device 10 mounted on a vehicle C, a roadside wireless device 20, and a center device 30, and the center device 30 is connected to the onboard device 10 via the roadside wireless device 20. Deliver distribution information to.
The roadside apparatus 20 is installed on the road or in a parking lot, and each roadside apparatus 20 is connected to the center apparatus 30 via the network N1. Further, the roadside apparatus 20 and the vehicle-mounted device 10 of the vehicle C can perform wireless communication.

  Distribution information includes content (text information, image information, sound information) such as store advertisements, parking lots, medical facility guidance, etc., information on businesses that provide content, information on the expiration date of content ( For example, the start date and end date of the expiration date), information on the target point where the service can be provided (for example, the latitude and longitude indicating the point of the store that advertises, the store name, etc.), and a pop-up that notifies the specified content Point of playback (for example, latitude / longitude indicating the playback point of pop-up, information specifying road type and pop-up direction of pop-up, etc.), transition information of content display screen (specify next screen to be displayed) Information, etc.) and preference information. Details will be described later.

  Although only one center apparatus 30 is shown in FIG. 1, there are a plurality of distribution companies that distribute distribution information, and the center apparatus 30 may be provided for each distribution company.

Hereinafter, each component apparatus will be described in detail.
As shown in FIG. 2, the roadside apparatus 20 includes a main unit 20a and an antenna 20b. The roadside apparatus 20 forms a roadside area Z in the vicinity of the roadside apparatus 20 by radiating DSRC radio waves with a limited reach from an antenna 20b installed on the side of the road, above the road, or on the side of the parking lot. . Bidirectional narrowband wireless communication is possible only with the vehicle-mounted device 10 of the vehicle C in the roadside area Z. Hereinafter, the narrow area wireless communication between the roadside apparatus 20 and the vehicle-mounted device 10 may be referred to as road-vehicle communication.

  DSRC is a communication method using radio waves in the 5.8 GHz band, and its communication range is, for example, several meters to several tens of meters.

  The main body device 20 a performs processing for mediating exchange of information between the vehicle-mounted device 10 and the center device 30. That is, the information received from the vehicle-mounted device 10 via the antenna 20 b is transferred to the center device 30, and the distribution information transmitted from the center device 30 is transferred to the vehicle-mounted device 10. A computer terminal including a control unit that performs information processing and communication control, a storage unit, and the like can be applied to the main body device 20a.

  The vehicle-mounted device 10 is mounted on the vehicle C and has a function for performing processing for using ETC (Electronic Toll Collection System) by DSRC in addition to a navigation function for performing processing for guiding the mounted vehicle C to the destination. Etc.

  FIG. 3 shows a data configuration example of distribution information distributed (transmitted) from the roadside apparatus 20 to the vehicle-mounted device 10. Hereinafter, one piece of distribution information is referred to as an information group. As shown in FIG. 3, the distribution information distributed includes one or a plurality of information groups. This information group has a plurality of pieces of information characterized by identification codes (ID) classified according to information contents. An information group corresponds to one or several pages of content displayed in a car navigation system.

FIG. 4 shows an outline of information of each ID.
As shown in FIG. 4, the information content is classified for each ID.
The information “ID00” indicates (describes) a list of IDs that the information group has. Here, each information group does not necessarily have all IDs but only necessary IDs. For example, one information group has information characterized by ID00-05, and another information group has information characterized by ID00-ID05, ID10, ID30. ID00, ID01, and ID02 are basic information, and all information groups have information of these IDs.

  The information “ID01” indicates information on the business operator. Specifically, the information of “ID01” includes “service company code”, “service company display text”, and “service company phonetic character string”. The “service provider code” is a code defined by the organization that manages the operation of the DSRC, and is uniquely assigned to each service provider. Based on this code, the service provider can be identified. The “service provider display text” is service provider name (service name) text information for navigation display, and is used for the purpose of notifying the service provider to the user of the ITS on-vehicle device. The “service provider phonetic character string” is a service provider name (service name) phonetic character string for navigation utterances. When the service provider or service name is notified to the user of the ITS on-board device by voice. Used for.

  The information “ID02” indicates content information. Specifically, the information of “ID02” includes “information provider company code”, “information provider company display text”, “information provider company phonetic character string”, “information code”, “information display text”, “information table” "Sound character string", "preference data category". The “information provider company code” is a code indicating a content provider, and is assigned by a service provider. The “information provider company display text” is information provider company name text information for navigation display, and is used for the purpose of notifying the user of the ITS on-board device of the information provider company. The “information providing company phonetic character string” is an information providing company name phonetic character string for navigation utterances, and is used when the information providing company is notified to the user of the ITS in-vehicle device by voice. The “information code” is a code uniquely assigned by the service provider for each information group. An information group can be identified based on this code. The information code is used for transition information of “ID30” to be described later. “Information display text” is text data to be displayed on the screen, and is typically the title of the content. The “information phonetic character string” is a content utterance character string for navigation utterances, and is used when notifying the user of the content by voice. The “preference data category (preference category)” is a code indicating an information category, and is used, for example, to categorize content (information group) by classification of a maximum of 96 items. Each of the 96 items is represented by 1 bit.

  The information “ID03” indicates a content reproduction condition. More specifically, it is an identifier that indicates whether the received content is stored as content that can be used even outside the communication area (storage type) or is played immediately after reception is completed (immediate type). It shows the playback conditions of the content distributed with ID10. The present invention is intended for storage-type content.

  The information “ID04” indicates information on the expiration date of the content. Specifically, the information “ID04” indicates “start date / time” and “end date / time” of the received content in seconds. The information “ID05” indicates business hours of a store or the like indicated by the content.

  The information of “ID10” indicates target point information (such as advertisement information and coupon information of a content distribution company). Content such as video and audio is stored in the target point information. Specifically, the information of “ID10” includes “target point coordinates”, “target point display text”, “display character data”, “display image data”, “phonetic character string data”, “compressed voice data”. ”,“ Voice playback order ”,“ video data ”,“ URL ”,“ affiliated parking lot information ”, and“ icon display image data ”.

  The information of “ID20” indicates a reproduction point (information provision point) of the content pop-up.

  The information of “ID30” indicates transition information (information specifying a screen (transition destination) to be displayed next). Specifically, the information of “ID30” includes “next playback information code 1”, “next playback information code 2”, “next playback information code 3”, “next playback information code 4”, and “next playback information code 5”. , “Next reproduction information code 6”, “next reproduction information code 7”, and “next reproduction information code 8”. “Next playback information code 1” to “next playback information code 8” are information used when the display screen is changed, and correspond to “information code” of “ID02”. When the information of “ID30” is not in the information group, or when information is not stored in “next playback information code 1” to “next playback information code 8” (when there is no next playback information code), The information group is an information group with no transition destination.

The information of “ID40” is information called detailed information, and is used for realizing skewering search and the like. The information of “ID50” is parking lot information, which indicates full / vacant information of a parking lot such as a store indicated by the content. The information of “ID60” is driving support information, and is information that assists driving with respect to driving in the site, such as near the entrance / exit of a parking lot / merge in a parking lot / branch / speed guidance. The information of “ID80” is a preference data table, and is information used to classify content distributed by the service provider into a maximum of 96 items and select content to be distributed according to the user's preference. .
In addition, new information contents may be defined by giving IDs of different numbers.

In FIG. 5, the structure of the onboard equipment 10 in this Embodiment 1 is shown.
As shown in FIG. 5, the vehicle-mounted device 10 includes a car navigation unit 1, a communication module 2, a DSRC unit 3, a control unit 4, and the like. A communication unit that can be connected to the Internet may be provided.

  The car navigation unit 1 includes a car navigation control unit 1a, a current location detection unit 1b, a map storage unit 1c, an input unit 1d, a display unit 1e, a storage unit 1f, a voice output unit 1g, and the like, and a route from the current location of the vehicle C to the destination Is calculated, and processing for guiding the vehicle C to the destination is performed according to the route.

  The car navigation control unit 1a determines the destination set from the current location of the vehicle C via the input unit 1d based on the location information of the current location detected by the current location detection unit 1b and the map information stored in the map storage unit 1c. The route to is calculated. And the map screen for guide | inducing to the path | route calculated using the map information memorize | stored in the map memory | storage part 1c is produced | generated, It displays on the display part 1e, and functions as a navigation control means.

  The current location detection unit 1b includes various sensors such as a GPS antenna, an angle sensor, a direction sensor, and a distance sensor, and detects the current location of the vehicle C based on the detection results of these sensors. The GPS antenna detects a GPS signal transmitted from a GPS satellite. The angle sensor detects the acceleration of the vehicle (rotation speed in the horizontal direction per unit time) indicating the amount of change in the moving direction, and the direction sensor detects the geomagnetism and detects the absolute direction of the vehicle. The current location detection unit 1b generates position information (information such as longitude and latitude) indicating the current location of the vehicle based on each detection result acquired from these sensors, and outputs the position information to the car navigation control unit 1a.

  The map storage unit 1c includes a recording medium such as a memory or a DVD, and stores map information necessary for guidance display, guide information (road information, traffic jam information, etc.) received via the communication module 2, and the like. .

  The input unit 1d includes an operation key and a touch panel configured integrally with the display unit 1e. The input unit 1d generates operation signals corresponding to these operations, outputs them to the control unit 4, and functions as input means.

  The display unit 1 e includes a monitor and displays various types of information on the monitor according to the control of the control unit 4. For example, various screens such as a setting screen, a map screen, a content information screen received from the center apparatus 30 and a favorite list screen (see FIG. 11) to be described later are displayed and function as display means.

The storage unit 1f includes a memory, and stores a control program executed by the control unit 4 and the car navigation control unit 1a, parameters and data necessary for executing the program, and the like.
The storage unit 1 f functions as a storage unit that stores a plurality of distribution information (information groups) received wirelessly from the center device 30 via the roadside wireless device 20 and stores a pre-registered favorite list table. To do.

  Here, a favorite adding function for adding an information group to the favorites list table will be described. In FIG. 6, the flowchart for demonstrating the favorite addition process which the control part 4 of the onboard equipment 10 performs is shown.

  For example, in the reproduction of the received information group, it is assumed that a screen G10 showing a coupon image as shown in FIG. 7 is displayed on the display unit 1e. The screen G10 shown in FIG. 7 includes a content display area E10 for displaying information group content (in this case, a coupon image indicating coupon information), a playback end button B10a, and an add button B10b.

  At this time, when the user presses the add button B10b (step T1; YES), the control unit 4 uses the information group as index information from the information group, the information display text, the information phonetic character string, the information provider company code. The information providing company display text, the information providing company phonetic character string, the preference data category, etc. are acquired (step T2).

  The control unit 4 stores the acquired index information in the favorite list table (step T3). The favorite list table is a data table for storing index information, and is stored in the storage unit 1f.

FIG. 8 shows an example of a favorite list table stored in the storage unit 1f.
It is assumed that the favorite list table in the first embodiment is managed separately for each service provider.

  As shown in FIG. 8, the favorite list table includes a list number added to each record when a record corresponding to the information group is added to the favorite list table, an information code indicated by ID 02 of the information group, and an information display. Information including content information of information group such as text, information phonetic character string, information providing company code, information providing company display text, information providing company phonetic character string, preference data category, and content information corresponding to the content information It is composed of a plurality of records consisting of a broken link flag indicating the presence or absence of a group.

  The link break flag in the first embodiment indicates “0” when the storage unit 1f has an information group including the content information corresponding to the content information of the record including the link break flag. When there is no information group including “” in the storage unit 1f, “1” is indicated.

  Hereinafter, when the content information of the information group of the information code that matches the information code of the favorite list table is different from the content information of the record including the information code of the favorite table, that is, when the link break flag is 1, “link” It is called “out” and indicates that the content of the information group having the same information code value has changed. Since the favorite list table is configured by information at the time when the user performs the favorite registration process, it is determined whether the information is newly received and stored in the storage unit 1f. Thus, it can be determined whether or not the contents have changed from the information at the time of registration in the favorite list.

  The audio output unit 1g includes an audio processing unit, a D / A converter, an amplifier, a speaker, and the like. The audio output unit 1g converts the audio data instructed from the control unit 4 into an analog signal by a D / A converter and outputs the audio through a speaker. In addition, the voice output unit 1g generates a synthesized voice signal by the voice processing unit based on the phonogram character string data instructed from the control unit 4, and outputs the voice by the speaker.

  The communication module 2 includes antennas for optical communication, FM communication, and 2.4 GHz radio wave communication, and performs various communications such as optical communication, FM communication, and radio wave communication with a communication center. For example, the communication module 2 receives traffic jam information, road traffic information, and the like from the communication center and outputs them to the control unit 4. In addition, although a VICS center etc. can be mentioned as a communication center, it is not restricted to this, Moreover, as information received from a communication center, it is not restricted to traffic jam information and road traffic information.

  The DSRC unit 3 includes a DSRC control unit 3a, a communication unit 3b, a storage unit 3c, an ETC processing unit 3d, and an IC card I / F 3e. A communication process for receiving distribution information is performed.

The DSRC control unit 3a includes a CPU, a RAM, and the like, and controls the operation of each unit of the DSRC unit 3 in cooperation with a control program stored in the storage unit 3c.
For example, when performing payment by ETC, the communication operation of the communication unit 3b is controlled so that payment information is transmitted to and received from an ETC base station (a radio base station provided near the ETC gate to perform ETC payment). . In addition, the ETC processing unit 3d causes payment information to be written.
In addition, when distribution information is received by the communication unit 3 b via the roadside apparatus 20, the distribution information is output to the control unit 4.

  The communication unit 3b includes an antenna fixed near the windshield on the dashboard of the vehicle C, and transmits and receives DSRC radio waves to and from the roadside apparatus 20 and the ETC base station via the antenna.

  The storage unit 3c stores a control program executed by the DSRC control unit 3a.

  The ETC processing unit 3d reads and writes payment information and the like with respect to a credit card with IC or a debit card inserted into and removed from the IC card I / F 3e.

  The IC card I / F 3e includes a slot for the credit card or the like, and mediates the exchange of information between the IC such as a credit card inserted into the slot and the ETC processing unit 3d.

  The control unit 4 includes a CPU (Central Processing Unit), a RAM (Random Access Memory), and the like. The control unit 4 performs various calculations in cooperation with a control program stored in the storage unit 1f and performs centralized control of each unit. For example, when performing road-to-vehicle communication with the roadside apparatus 20, the communication operation of the DSRC unit 3 is controlled. The DSRC unit 3 is controlled in cooperation with the DSRC control unit 3a of the DSRC unit 3. In addition, the distribution information received from the center apparatus 30 via the DSRC unit 3 is stored and played back.

  The control unit 4 in the first embodiment searches for an information group stored in the storage unit 1f in which the information code matches the information code of the record in the favorite list table, and the content information of the searched information group If the record content information does not match, a link break determination process is executed in which the link break flag of the record is set to no corresponding information group (link break flag = 1).

  In addition, the control unit 4 displays a favorite list screen (see FIG. 11) that displays a record in which the link break flag is set to “1” in a state different from a record in which the link break flag is set to “0”. When an instruction to display the contents of the record of the link break flag set without the corresponding information group is received on the display unit 1e, the content information corresponding to the record that is the target of the instruction to be displayed is displayed. It functions as a control means for executing a favorite list display process for displaying the first screen (see FIG. 12) indicating that the included information group is not stored in the storage unit 1f on the display unit 1e.

Next, the operation will be described.
FIG. 9 shows a flowchart for explaining the link break determination process of the first embodiment, which is executed by the control unit 4 of the vehicle-mounted device 10.

  The control unit 4 determines whether or not the information group received via the communication unit 3b is stored in the storage unit 1f (reception completion) (step S1). If the reception is not completed (step S1; No), the step Return to S1.

  When the reception of the information group is completed (step S1; Yes), the control unit 4 sets the minimum value (0001) of the list number of the favorite list table to the reference list number N (step S2) and is stored in the storage unit 1f. Among the plurality of information groups, the information group whose information code matches the information code of the record having the list number equal to the reference list number N is read (step S3).

  The control unit 4 determines whether or not the information display text of the record having the list number equal to the reference list number N matches the information display text of the information group read in step S3 (step S4).

  When the information display text of the record having the list number equal to the reference list number N matches the information display text of the information group read in step S3 (step S4; Yes), the control unit 4 It is determined whether or not the information providing company code of the records having the same list number matches the information providing company code of the information group read in step S3 (step S5).

  When the information providing company code of the record having the list number equal to the reference list number N matches the information providing company code of the information group read in step S3 (step S5; Yes), the control unit 4 refers to the reference list number. It is determined whether or not the information providing company display text of the record having the list number equal to N matches the information providing company display text of the information group read in step S3 (step S6).

  When the information providing company display text of the record having the list number equal to the reference list number N matches the information providing company display text of the information group read in step S3 (step S6; Yes), the control unit 4 refers to The broken link flag of the record with the list number equal to the list number N is set to “0” (step S7).

  When the information display text of the record having the list number equal to the reference list number N does not match the information display text of the information group read in step S3 (step S4; No), the control unit 4 When the information providing company code of the record having the same list number does not match the information providing company code of the information group read in step S3 (step S5; No), the information providing of the record having the list number equal to the reference list number N is provided. If the company display text and the information providing company display text of the information group read in step S3 do not match (step S6; No), the broken link flag of the record with the list number equal to the reference list number N is set to “1”. Set (step S8).

  After step S7 or S8, the control unit 4 sets a value obtained by adding 1 to the reference list number N as a new reference list number (step S9), and whether or not the reference list number N is larger than the maximum value of the list number. If the reference list number N is equal to or smaller than the maximum value of the list number (step S10; No), the process returns to step S3, and the reference list number N is larger than the maximum value of the list number ( Step S10; Yes), this process is terminated.

  In the link break determination process in the first embodiment, the determination order of steps S4 to S6 is not limited to this. Moreover, you may add an information phonetic character string and an information provision company phonetic character string as a determination element to the judgment elements (information display text, information provision company code, information provision company display text) of step S4-6.

In FIG. 10, the flowchart of the favorite list display process of this Embodiment 1 performed by the control part 4 of the onboard equipment 10 is shown.
The control unit 4 determines whether or not there is a display instruction to display the favorite list screen by the input unit 1d (step S11). If there is no display instruction (step S11; No), the control unit 4 returns to step S11.

  When there is a display instruction to display the favorite list screen (step S11; Yes), the control unit 4 displays the favorite list screen on the display unit 1e (step S12).

FIG. 11 shows an example of a favorite list screen.
As shown in FIG. 11, the favorite list screen G0 is a screen created and displayed based on the favorite list table, and includes a list display area E0 and an end button B0 for ending the display of the favorite list screen G0. Yes.

  In the list display area E0, the list number, the information display text, and the information providing company display text are extracted from each record of the favorite list table, the list number area E0a indicating the list number of each extracted record, and each of the extracted records. An information text area E0b indicating each information display text corresponding to the list number and a company text area E0c displaying each information providing company display text corresponding to the list number of each extracted record.

  In the display of each column composed of items of the list number, information display text, and information provider company display text displayed in the list display area E0, the link break flag of the record corresponding to the list number is set to “1”. The column is in a state different from the column in which the link break flag of the record corresponding to the list number is set to “0”. Examples of the different state include a state in which the color of the text in the column is changed or the background color is changed.

  When any item of the list number area E0a, the information text area E0b, or the company text area E0c is selected, an instruction to select a list number corresponding to the selected item is accepted. The list display area E0 accepts an instruction to display the contents of a record whose link break flag is set to “1”.

  After displaying the favorite list screen (after step S12), the control unit 4 determines whether or not the end button B0 is selected (step S13). When the end button is selected (step S13; Yes), This process ends.

  When the end button is not selected (step S13; No), the control unit 4 determines whether or not a list number selection instruction is accepted (step S14), and when the list number selection instruction is not accepted. (Step S14; No), it returns to Step S13.

  When the selection instruction of the list number is received (step S14; Yes), the control unit 4 refers to the favorite list table and determines whether the link break flag of the record corresponding to the list number is set to “1”. Is determined (step S15).

  When the link break flag of the record corresponding to the list number is not set to “1”, that is, set to “0” (step S15; No), the control unit 4 corresponds to the list number. An information group whose information code matches the information code is read from the storage unit 1f, the content of the read information group is reproduced (step S16), and the process returns to step S11.

  When the link break flag of the record corresponding to the list number is set to “1”, that is, when the “link is broken” (step S15; Yes), the control unit 4 records information on the record corresponding to the list number. The display text and the information providing company text are read (step S17), and the first screen is displayed on the display unit 1e (step S18).

FIG. 12 shows an example of the first screen.
As shown in FIG. 12, the first screen G1 includes a message area M1a, a content information notification area M1b, and a return button B1.

The message area M1a indicates that there is no information group including content information corresponding to the content information of the record corresponding to the selected link number such as “This information cannot be found. It may have been deleted or changed.” This is an area for displaying a message indicating.
The content information notification area M1b is an area for displaying the information display text and the information provider company text read in step S17.
The return button B1 is a button for accepting an instruction to return to the favorite list screen G0.

  After displaying the first screen (after step S18), the control unit 4 determines whether or not the return button B1 is selected (step S19). If the return button B1 is not selected (step S19; No) ), The process returns to step S19, and when the return button B1 is selected (step S19; Yes), the process returns to step S11.

[Embodiment 2]
Hereinafter, the second embodiment of the present invention will be described in detail with reference to the drawings.
Since the configuration of the distribution system, the configuration of the roadside apparatus, the data configuration of the distribution information, and the information of each ID included in the distribution information in the second embodiment are the same as those in the first embodiment, illustration and description are omitted. . Moreover, since the onboard equipment 10 is the same as that of Embodiment 1 except the favorite list display process performed in the control part 4 is abbreviate | omitting illustration and description of a favorite list table and a link break determination process, and a different part Only explained.

  The control unit 4 in the second embodiment searches the information group stored in the storage unit 1f where the information code of the record of the favorite list table matches the information code, and the content information of the searched information group If the record content information does not match, a link break determination process is executed in which the link break flag of the record is set to no corresponding information group (link break flag = 1).

  In addition, the control unit 4 displays a favorite list screen (see FIG. 11) that displays a record in which the link break flag is set to “1” in a state different from a record in which the link break flag is set to “0”. When an instruction to display the contents of the record of the link break flag set without the corresponding information group is received on the display unit 1e, the content information corresponding to the record that is the target of the instruction to be displayed is displayed. The second screen (see FIG. 14) that accepts an instruction to delete the record to be displayed is displayed, indicating that the information group to be included is not stored in the storage unit 1f, and the instruction to delete is accepted In this case, the control means for executing the favorite list display process for deleting the record to be deleted from the favorite list table Functions in.

Next, the operation will be described.
Since the broken link determination process executed by the control unit 4 of the vehicle-mounted device 10 is the same as that in the first embodiment, illustration and description thereof are omitted.

  In FIG. 13, the flowchart of the favorite list display process of this Embodiment 2 performed by the control part 4 of the onboard equipment 10 is shown. Note that steps S21 to S27 of the favorite list display process shown in FIG. 13 are the same as steps S11 to S17 of the favorite list display process of the first embodiment shown in FIG. Further, the favorite list screen displayed in step S22 is the same as the favorite list screen of the first embodiment, and therefore illustration and description thereof are omitted.

  The control unit 4 reads the information display text and information provider company text of the record corresponding to the list number (step S27), and causes the display unit 1e to display the second screen (step S28).

FIG. 14 shows an example of the second screen.
As shown in FIG. 14, the second screen G2 includes a message area M2a, a content information notification area M2b, a deletion message area M2c, a delete button B2a, and a non-delete button B2b.

The message area M2a indicates that there is no information group including content information corresponding to the content information of the record corresponding to the selected link number such as “This information cannot be found. It may have been deleted or changed.” This is an area for displaying a message indicating.
The content information notification area M2b is an area for displaying the information display text and the information provider company text read in step S27.

The deletion message area M2c is an area for displaying a message asking whether or not to delete the record corresponding to the selected link number, such as “Do you want to delete from the favorite list?”.
The delete button B2a is a button for receiving an instruction to delete a record corresponding to the selected link number. The button B2b not to be deleted is a button for receiving an instruction not to delete the record corresponding to the selected ring number.

  After displaying the second screen (after step S28), the control unit 4 determines whether or not the button B2b that is not to be deleted is selected (step S29), and when the button B2b that is not to be deleted is selected (step S29; Yes), it returns to step S21.

  When the button B2b not to be deleted has not been selected (step S29; No), the control unit 4 determines whether or not the button B2a to be deleted has been selected (step S30), and the button B2a to be deleted has not been selected. (Step S30; No), it returns to Step S29.

  When the button B2a to be deleted is selected (step S30; Yes), the control unit 4 deletes the record corresponding to the selected list number from the favorite list table (step S31), and returns to step S21.

[Embodiment 3]
The third embodiment of the present invention will be described below in detail with reference to the drawings.
Since the configuration of the distribution system, the configuration of the roadside apparatus, the data configuration of the distribution information, and the information of each ID included in the distribution information in the third embodiment are the same as those in the first embodiment, illustration and description are omitted. . Moreover, since the onboard equipment 10 is the same as that of Embodiment 1 except the favorite list display process performed in the control part 4 is abbreviate | omitting illustration and description of a favorite list table and a link break determination process, and a different part Only explained.

  The control unit 4 in the second embodiment searches the information group stored in the storage unit 1f where the information code of the record of the favorite list table matches the information code, and the content information of the searched information group If the record content information does not match, a link break determination process is executed in which the link break flag of the record is set to no corresponding information group (link break flag = 1).

  In addition, the control unit 4 displays a favorite list screen (see FIG. 11) that displays a record in which the link break flag is set to “1” in a state different from a record in which the link break flag is set to “0”. When an instruction to display the contents of the record of the link break flag set without the corresponding information group is received on the display unit 1e, the content information corresponding to the record that is the target of the instruction to be displayed is displayed. The third screen (shown in FIG. 4) that indicates that the information group to be included is not stored in the storage unit 1f, and that receives a search instruction for an information group instead of the information group corresponding to the record for which the link break flag is set to “1”. 19) and the search instruction is accepted, information corresponding to the record for which the link break flag is set to “1” is displayed. As an information group that replaces the group, an alternative information group search process that searches for an information group that includes the content information of the information group is executed, and the fourth screen (see FIG. 20) or the fifth screen (FIG. 21) is displayed as the search result. Functions as a control means for executing a favorite list display process for displaying (see) on the display unit 1e.

  Further, after the alternative information group search process, the control unit 4 selects a record based on the information group including the content information of the record in which the link break flag that is the target of the search instruction is set to “1”. When an alternative instruction to be stored in place of the record that has been received is accepted, a record based on the information group including the content information of the record that is the target of the search instruction is replaced with the record that is the target of the search instruction, and the favorites list table Remember me.

  In addition, after the alternative information group search process, the control unit 4 adds a record based on the information group including the content information of the record for which the link break flag that is the target of the search instruction is set to “1” to the favorite list table. When an addition instruction to be added is received, a record based on the information group including the content information of the record that is the target of the search instruction is added to the favorite list table and stored.

Next, the operation will be described.
Since the broken link determination process executed by the control unit 4 of the vehicle-mounted device 10 is the same as that in the first embodiment, illustration and description thereof are omitted.

  FIG. 15 to FIG. 18 show flowcharts of the favorite list display process of the third embodiment that is executed by the control unit 4 of the vehicle-mounted device 10. Note that steps S41 to S47 of the favorite list display process shown in FIG. 15 are the same as steps S11 to S17 of the favorite list display process of the first embodiment shown in FIG. Further, the favorite list screen displayed in step S42 is the same as the favorite list screen of the first embodiment, and therefore illustration and description thereof are omitted.

  The control unit 4 reads the information display text and information provider company text of the record corresponding to the list number (step S47), and displays the third screen on the display unit 1e (step S48).

FIG. 19 shows an example of the third screen.
As shown in FIG. 19, the third screen G3 includes a message area M3a, a content information notification area M3b, a return button B3a, a delete button B3b, and an alternative information search button B3c.

The message area M3a indicates that there is no information group including content information corresponding to the content information of the record corresponding to the selected link number such as “This information cannot be found. It may have been deleted or changed.” This is an area for displaying a message indicating.
The content information notification area M3b is an area for displaying the information display text and the information provider company text read in step S47.

The return button B3a is a button for accepting an instruction to return to the favorites list screen.
The delete button B3b is a button for receiving an instruction to delete the record corresponding to the selected link number.
The alternative information search button B3c is a button for accepting a search instruction for an information group that is a substitute for the information group corresponding to the record corresponding to the selected link number, and the record for which the link break flag is set to “1”. It is possible to receive a search instruction for an information group that is a substitute for the corresponding information group.

  After displaying the third screen (after step S48), the control unit 4 determines whether or not the return button B3a is selected (step S49), and when the return button B3a is selected (step S49; Yes). Return to step S41.

  When the return button B3a is not selected (step S49; No), the control unit 4 determines whether or not the alternative information search button B3c is selected (step S50), and the alternative information search button B3c is not selected. In the case (Step S50; No), it is determined whether or not the delete button B3b is selected (Step S51).

  When the delete button B3b is not selected (step S51; No), the control unit 4 returns to step S49, and when the delete button B3b is selected (step S51; Yes), the list number selected from the favorite list table. Is deleted (step S52), and the process returns to step S41.

  When the alternative information search button B3c is selected (step S50; Yes), the control unit 4 executes an alternative information group search process to be described later (step S53), and the alternative searched for the variable n by the alternative information group search process The number of candidate information groups (the number of alternative information group candidates) is set (step S54), and it is determined whether or not the variable n is 0 (step S55).

  When the variable n is 0 (step S55; Yes), the control unit 4 displays the fourth screen on the display unit 1e (step S56).

FIG. 20 shows an example of the fourth screen.
As shown in FIG. 20, the fourth screen G4 includes a message area M4a, a content information notification area M4b, an alternative search result notification area M4c, a return button B4a, and a delete button B4b.

The message area M4a and the content information notification area M4b are the same as the message area M3a and the content information notification area M3b of the third screen G3, and thus description thereof is omitted.
The alternative search result notification area M4c is an information group (substitution candidate information group) that replaces an information group corresponding to a record whose link break flag is set to “1”, such as “No alternative information was found”. As a search result, a message indicating that a substitute information group was not found is displayed.

  Since the return button B4a and the delete button B4b are the same as the return button B3a and the delete button B3b of the third screen G3, description thereof is omitted.

  After displaying the fourth screen (after step S56), the control unit 4 determines whether or not the return button B4a is selected (step S57), and when the return button B4a is selected (step S57; Yes). Return to step S41.

  When the return button B4a is not selected (step S57; No), the control unit 4 determines whether or not the delete button B4b is selected (step S58), and when the delete button B4b is not selected (step S58). No), the process returns to step S57, and when the delete button B4b is selected (step S58; Yes), the process proceeds to step S52.

When the variable n is not 0 (step S55; No), the control unit 4 sets the reference candidate number m to 1 (step S59), and executes the fifth screen display process (step S60).
The reference candidate number m is a candidate number to be referred to among identification numbers (candidate numbers) added to an information group (substitution candidate information group) searched as an information group serving as an alternative candidate in the alternative information group search process. To do.

FIG. 21 shows an example of the fifth screen.
As shown in FIG. 21, the fifth screen G5 includes a message area M5, a content reproduction area E5, a next button B5a, a previous button B5b, a replace button B5c, an add button B5d, and a remove button B5e.

  In the message area M5, an information group (alternative to the information group corresponding to the record whose link break flag is set to “1”, such as “n candidates are found. The mth is displayed” is displayed. This is an area for displaying a first message indicating that an alternative candidate information group has been found and a description of the alternative candidate information group displayed in the content display area E5.

  The content display area E5 is an area for displaying the contents of the alternative candidate information group with the reference candidate number m.

  The next button B5a is an instruction to display the content of the next alternative candidate information group (reference candidate number m + 1th alternative candidate information group) of the reference candidate number mth alternative candidate information group displayed in the content display area E5. It is a button to accept. The previous button B5b displays the content of the alternative candidate report group (reference candidate number m-1st alternative candidate information group) preceding the reference candidate number mth alternative candidate information group displayed in the content display area E5. This button accepts instructions.

  The replace button B5c stores the record based on the information group displayed in the content display area E5 in place of the record that is the target of the search instruction (the record in which the link break flag is set to “1”). A button for accepting an alternative instruction.

  The add button B5d is a button for accepting an addition instruction for adding a record based on the information group displayed in the content display area E5 to the favorite list table.

  The remove button B5e replaces the information group displayed in the content display area E5 in place of the information group corresponding to the record in which the broken link flag of the list number selected in step S44 is set to “1”. It is a button for receiving an instruction to remove from the candidate information group.

  After displaying the fifth screen (after step S60), the control unit 4 determines whether or not the next button B5a is selected (step S61), and when the next button B5a is selected (step S61; Yes). Then, 1 is added to the reference candidate number m (step S62), and the process proceeds to step S60.

  When the next button B5a is not selected (step S61; No), the control unit 4 determines whether or not the previous button B5b is selected (step S63), and when the previous button B5b is selected (step S63; Yes), 1 is subtracted from the reference candidate number m (step S64), and the process proceeds to step S60.

  When the previous button B5b is not selected (step S3; No), the control unit 4 determines whether or not the replacement button B5c is selected (step S65), and when the replacement button B5c is not lost (step S65). SS65; No), it is determined whether or not the add button B5d has been selected (step S66).

  When the add button B5d is not selected (step S66; No), the control unit 4 determines whether or not the remove button B5e is selected (step S67), and when the remove button B5e is not selected (step S67). ; No), it returns to step S61.

  When the replacement button is selected (step S65; Yes), the control unit 4 displays the sixth screen on the display unit 1e (step S68).

FIG. 22 shows an example of the sixth screen.
As shown in FIG. 22, the sixth screen G6 includes a message area M6, a content display area E6, an execution button B6a, and a cancel button B6b.

  In the message area M6, the content information of the record subject to the search instruction such as “Replace the list from title: coupon information source: △△ burger to title: drink coupon information source: △△ Are you sure?” (The information display text and the information provider company display text read in step S47) and the content information (information display text and information provider company display text) of the alternative candidate information group displayed in the content display area E5 of the fifth screen. An area for displaying a message indicating that the record based on the alternative candidate information group displayed in the content display area E5 of the fifth screen is to be stored in place of the record that is the target of the search instruction. It is.

  The content display area E6 is an area for displaying the contents of the alternative candidate information group displayed in the content display area E5 of the fifth screen.

  The execution button B6a selects a record based on the alternative candidate information group displayed in the content display area E5 on the fifth screen as a record for which the search instruction is made (a record in which the link break flag is set to “1”). It is a button for accepting execution of processing to be stored in place of.

  The cancel button B6b selects a record based on the alternative candidate information group displayed in the content display area E5 on the fifth screen as a record that is a target of the search instruction (a record in which the link break flag is set to “1”). It is a button for accepting cancellation of execution of processing to be stored by replacing with.

  After displaying the sixth screen (step S68), the control unit 4 determines whether or not the cancel button B6b is selected (step S69). When the cancel button B6b is selected (step S69; Yes), The sixth screen is closed and the process returns to step S60.

  When the cancel button B6b is not selected (step S69; No), the control unit 4 determines whether or not the execution button B6a is selected (step S70), and when the execution button B6a is not selected (step S70). ; No), it returns to step S69.

  When the execution button B6a is selected (Step S70; Yes), the control unit 4 generates a record based on the reference candidate number mth alternative candidate information group, and the generated record is selected in Step S44. Replace with the record of the number (step S71), and proceed to step S46.

  When the add button B5d is selected (step S66; Yes), the control unit 4 displays the seventh screen on the display unit 1e for a predetermined time (step S72).

FIG. 23 shows an example of the seventh screen.
As shown in FIG. 23, the seventh screen G7 includes a message area M7 and a content display area E7.

  The message area M7 is the content of the alternative candidate information group displayed in the content display area E5 of the fifth screen to be added to the favorite list table such as “Title: Drink coupon Information source: Δ △ Burger is added to the favorites list”. This is an area for displaying information (information display text and information provider display text) and a message indicating that a record based on the alternative candidate information group is to be added.

  The content display area E7 is an area for displaying the contents of the alternative candidate information group displayed in the content display area E5 of the fifth screen to be added to the favorite list table.

  After displaying the seventh screen (after step S72), the control unit 4 generates a record based on the reference candidate number mth alternative candidate information group in the favorite list table, and stores the record by adding the record (step S72). S73).

  After step S73 or when the remove button B5e is selected (step S67; Yes), the control unit 4 sets the reference candidate number mth alternative candidate information group to the link number break flag of the list number selected in step S44. It is removed from the alternative candidate information group that replaces the information group corresponding to the record set to “1”, and 1 is subtracted from the candidate number of each alternative candidate information group after the reference candidate number m (step S74). ).

  After step S74, the controller 4 subtracts 1 from the variable n (step S75), closes the seventh screen, and returns to step S60.

24 to 26 are flowcharts of the alternative information group search process executed in step S53.
The control unit 4 searches for the information group in which the information providing company code and the information providing company display text of the record corresponding to the list number selected in step S44 match among the plurality of information groups stored in the storage unit 1f. Then, it is determined whether there is a matching information group (step S101).

  The control unit 4 has an information group in which the information providing company code and the information providing company display text of the record corresponding to the list number selected in step S44 match among the plurality of information groups stored in the storage unit 1f. If the information providing company code and the information providing company display text match, the information group search that matches the information display text of the record corresponding to the list number selected in step S44 is performed. It is determined whether there is a matching information group (step S102).

  The control unit 4 matches the information providing company code, the information providing company display text, and the information display text of the record corresponding to the list number selected in step S44 among the plurality of information groups stored in the storage unit 1f. When there is an information group (step S102; Yes), the preference data of the record corresponding to the list number selected in step S44 out of the information group in which the information providing company code, the information providing company display text, and the information display text match. An information group matching the category is searched to determine whether there is a matching information group (step S103).

  The control unit 4 includes the information providing company code, the information providing company display text, the information display text, and the preference data of the record corresponding to the list number selected in step S44 among the plurality of information groups stored in the storage unit 1f. If there is an information group with a matching category (step S103; Yes), an information group with the matching information providing company code, information providing company display text, information display text, and preference data category is set as an alternative candidate information group (step S104), the process is terminated.

  The control unit 4 includes the information providing company code, the information providing company display text, the information display text, and the preference data of the record corresponding to the list number selected in step S44 among the plurality of information groups stored in the storage unit 1f. If there is no information group with the matching category (step S103; No), the information providing company code, the information providing company display text, and the information group with the matching information display text are set as alternative candidate information groups (step S105). The process ends.

  The control unit 4 matches the information providing company code, the information providing company display text, and the information display text of the record corresponding to the list number selected in step S44 among the plurality of information groups stored in the storage unit 1f. When there is no information group (step S102; No), among the information groups in which the information providing company code and the information providing company display text match, the information in which the preference data category of the record corresponding to the list number selected in step S44 matches. A group is searched to determine whether there is a matching information group (step S106).

  The control unit 4 matches the information providing company code, the information providing company display text, and the preference data category of the record corresponding to the list number selected in step S44 among the plurality of information groups stored in the storage unit 1f. If there is an information group (step S106; Yes), an information group having the same information providing company code, information providing company display text, and preference data category is set as an alternative candidate information group (step S107), and this process is terminated. .

  The control unit 4 matches the information providing company code, the information providing company display text, and the preference data category of the record corresponding to the list number selected in step S44 among the plurality of information groups stored in the storage unit 1f. If there is no information group (step S106; No), an information group having the same information providing company code and information providing company display text is set as an alternative candidate information group (step S108), and this process is terminated.

  The control unit 4 has no information group in which the information providing company code and the information providing company display text of the record corresponding to the list number selected in step S44 match among the plurality of information groups stored in the storage unit 1f. In the case (step S101; No), an information group search that matches the information providing company display text of the record corresponding to the list number selected in step S44 among the plurality of information groups stored in the storage unit 1f is matched. Whether there is an information group to be determined is determined (step S109).

  When there is an information group in which the information providing company display text of the record corresponding to the list number selected in step S44 is the same among the plurality of information groups stored in the storage unit 1f, the control unit 4 (step S109; Yes), an information group in which the information display text of the record corresponding to the list number selected in step S44 matches among the information loops corresponding to the information provider company display text is searched, and whether there is a matching information group or not. Is discriminated (step S110).

  When there is an information group in which the information providing company display text and the information display text of the record corresponding to the list number selected in step S44 are the same among the plurality of information groups stored in the storage unit 1f, the control unit 4 (Step S110; Yes), among the information groups in which the information providing company display text and the information display text match, search for an information group in which the preference data category of the record corresponding to the list number selected in Step S44 matches, It is determined whether there is a matching information group (step S111).

  The control unit 4 includes the information providing company display text, information display text, and preference data category of the record corresponding to the list number selected in step S44 among the plurality of information groups stored in the storage unit 1f. When there is a group (step S111; Yes), an information group having the same information provider company display text, information display text, and preference data category is set as an alternative candidate information group (step S112), and this process ends.

  The control unit 4 includes the information providing company display text, information display text, and preference data category of the record corresponding to the list number selected in step S44 among the plurality of information groups stored in the storage unit 1f. When there is no group (step S112; No), the information group in which the information providing company display text and the information display text match is set as an alternative candidate information group (step S113), and this process is terminated.

  When there is no information group in which the information providing company display text and the information display text of the record corresponding to the list number selected in step S44 are the same among the plurality of information groups stored in the storage unit 1f, the control unit 4 (Step S110; No), among the information groups matching the information provider display text, the information group matching the preference data category of the record corresponding to the list number selected in Step S44 is searched. It is determined whether or not there is (step S114).

  When there is an information group in which the information providing company display text and the preference data category of the record corresponding to the list number selected in step S44 are the same among the plurality of information groups stored in the storage unit 1f, the control unit 4 (Step S114; Yes), an information group matching the information providing company display text and the preference data category is set as an alternative candidate information group (Step S115), and this process is terminated.

  When there is no information group in which the information providing company display text and the preference data category of the record corresponding to the list number selected in step S44 are the same among the plurality of information groups stored in the storage unit 1f, the control unit 4 (Step S114; No), an information group matching the information provider company display text is set as an alternative candidate information group (Step S116), and this process is terminated.

  When there is no information group in which the information providing company display text of the record corresponding to the list number selected in step S44 is the same among the plurality of information groups stored in the storage unit 1f, the control unit 4 (step S109; No), from among a plurality of information groups stored in the storage unit 1f, search for an information group matching the information providing company code of the record corresponding to the list number selected in step S44, and whether there is a matching information group It is determined whether or not (step S117).

  When there is an information group in which the information providing company code of the record corresponding to the list number selected in Step S44 is the same among the plurality of information groups stored in the storage unit 1f (Step S117; Yes) ), Among the information loops that match the information provider company code, search the information group that matches the information display text of the record corresponding to the list number selected in step S44, and determine whether there is a matching information group (Step S118).

  When there is an information group in which the information providing company code and the information display text of the record corresponding to the list number selected in step S44 are the same among the plurality of information groups stored in the storage unit 1f, the control unit 4 ( Step S118; Yes), among the information groups in which the information provider company code and the information display text match, the information group in which the preference data category of the record corresponding to the list number selected in step S44 matches is searched and matched. It is determined whether or not there is an information group (step S119).

  The control unit 4 is an information group in which the information providing company code, the information display text, and the preference data category of the record corresponding to the list number selected in step S44 match among the plurality of information groups stored in the storage unit 1f. If there is an information group (step S119; Yes), an information group having the same information provider company code, information display text, and preference data category is set as an alternative candidate information group (step S120), and this process ends.

  The control unit 4 is an information group in which the information providing company code, the information display text, and the preference data category of the record corresponding to the list number selected in step S44 match among the plurality of information groups stored in the storage unit 1f. If there is no information (step S119; No), an information group in which the information provider company code and the information display text match is set as an alternative candidate information group (step S121), and this process ends.

  When there is no information group in which the information providing company code and the information display text of the record corresponding to the list number selected in step S44 are the same among the plurality of information groups stored in the storage unit 1f, the control unit 4 ( Step S118; No), among the information groups with the same information provider company code, search for an information group with the same preference data category of the record corresponding to the list number selected at step S44, and whether there is a matching information group It is determined whether or not (step S122).

  When there is an information group in which the information providing company code and the preference data category of the record corresponding to the list number selected in step S44 are the same among the plurality of information groups stored in the storage unit 1f, the control unit 4 ( In step S122; Yes), an information group having the same information provider company code and preference data category is set as an alternative candidate information group (step S123), and this process ends.

  When there is no information group in which the information providing company code and the preference data category of the record corresponding to the list number selected in step S44 are the same among the plurality of information groups stored in the storage unit 1f, the control unit 4 ( In step S122; No), an information group having the same information provider company code is set as an alternative candidate information group (step S124), and this process ends.

  When there is no information group in which the information providing company code of the record corresponding to the list number selected in Step S44 is the same among the plurality of information groups stored in the storage unit 1f (Step S117; No) ), It is determined that there is no alternative candidate information group (step S125), and this process is terminated.

FIG. 27 shows a flowchart of the fifth screen display process executed in step S60.
The control unit 4 generates a first message based on the variable n and the reference candidate number m, and performs display settings for displaying the generated first message (step S201).

  The control unit 4 determines whether the variable n is not 1 (n ≠ 1) and the reference candidate number m is not 1 (m ≠ 1) (step S202), and n ≠ 1 and m ≠ 1 are not satisfied. In the case (step S202; No), the next button B5a is generated, and the display setting for displaying the generated next button B5a is performed (step S203).

  When n ≠ 1 and m ≠ 1 (step S202; Yes), or after step S203, the control unit 4 does not set the variable n to 1 (n ≠ 1) and the reference candidate number m is different from the variable n ( It is determined whether or not m ≠ n (step S204). If n ≠ 1 and n ≠ m are not satisfied (step S204; No), the previous button B5b is generated, and display setting is performed to display the generated previous button B5b. (Step S205).

  When n ≠ 1 and n ≠ m (step S204; Yes), or after step S205, the control unit 4 generates a replace button B5c, an add button B5d, and a remove button B5e, and displays the generated buttons. Display setting is performed (step S206).

  In addition, the control unit 4 performs display settings for displaying the content of the alternative candidate information group with the reference candidate number m in the content display area E5 (step S207), generates a fifth screen according to these display settings, and generates The displayed fifth screen is displayed on the display unit 1e, and this process is terminated.

  As described above, according to the present embodiment, it is possible to improve the convenience when displaying the information group desired by the user and the reliability of the contents of the displayed information group.

1 is a configuration diagram of a distribution system in Embodiment 1. FIG. It is a figure for demonstrating a roadside radio | wireless apparatus and a roadside area. It is a figure which shows the data structural example of delivery information. It is a figure which shows the outline | summary of the information of each ID. FIG. 3 is a configuration diagram of the vehicle-mounted device in the first embodiment. It is a flowchart explaining a favorite addition process. It is a figure which shows the example of the screen which shows a coupon image. It is a figure which shows the example of a favorite list table. 4 is a flowchart illustrating a link break determination process according to the first embodiment. 3 is a flowchart of a favorite list display process according to the first embodiment. It is a figure which shows the example of a favorite list screen. It is a figure which shows the example of a 1st screen. 10 is a flowchart of favorite list display processing according to the second embodiment. It is a figure which shows the example of a 2nd screen. 12 is a flowchart of favorite list display processing according to the third embodiment. FIG. 16 is a flowchart of a favorite list display process according to the third embodiment (continuation of FIG. 15). FIG. 17 is a flowchart of favorite list display processing according to Embodiment 3 (continuation of FIG. 16). FIG. 17 is a flowchart of favorite list display processing according to Embodiment 3 (continuation of FIG. 16). It is a figure which shows the example of a 3rd screen. It is a figure which shows the example of a 4th screen. It is a figure which shows the example of a 5th screen. It is a figure which shows the example of a 6th screen. It is a figure which shows the example of a 7th screen. It is a flowchart of an alternative information group search process. It is a flowchart of an alternative information group search process (continuation of FIG. 24). It is a flowchart of an alternative information group search process (continuation of FIG. 25). It is a flowchart of a 5th screen display process.

Explanation of symbols

1 Car navigation unit 1a Car navigation control unit 1b Current location detection unit 1c Map storage unit 1d Input unit 1e Display unit 1f Storage unit 1g Audio output unit 2 Communication module 3 DSRC unit 3a DSRC control unit 3b Communication unit 3c Storage unit 3d ETC processing unit 3e IC Card I / F
4 Control unit 10 On-vehicle device 20 Roadside device 20a Main unit 20b Antenna 30 Center device 100 Distribution system B0 End button B1 Return button B2a Delete button B2b Delete button B3a, B4a Return button B3b, B4b Delete button B3c Alternative information search button B5a Next button B5b Previous button B5c Replace button B5d Add button B5e Remove button B6a Run button B6b Cancel button B10a Play end button B10b Add button C Vehicle E0 List display area E0a List number area E0b Information text area E0c Company text area E5, E6, E7 Content display area E10 Content display area G0 Favorites list screen G1 First screen G2 Second screen G3 Third screen G4 Fourth screen G5 Fifth screen G6 Sixth screen G7 7th screen G10 Screen M1a, M2a, M3a, M4a Message area M1b, M2b, M3b, M4b Content information notification area M2c Deleted message area M4c Alternative search result notification area M5 Message area M6 Message area M7 Message area N1 Network Z Roadside area

Claims (8)

A plurality of pieces of distribution information, which is distribution information received wirelessly via the roadside apparatus, including identification information of the distribution information and content information indicating the content of the distribution information;
In addition, a list table including a plurality of records including the identification information registered in advance, content information corresponding to the identification information, and a broken link flag indicating presence / absence of distribution information including the content information corresponding to the content information Storage means for storing
Display means for displaying the contents of each record based on the list table;
Find the distribution information stored in the storage means the identification information and the identification information of the record of the list table matches, the match between the content information and the content information of the record of the retrieved delivery information If it is determined by a plurality of predetermined determination elements in the content information of the record, and the determination elements do not match, the broken link flag of the record is set to no distribution information including the corresponding content information. The content of the record of the link break flag set without the distribution information including the corresponding content information is displayed on the display means in a state different from the record set with the distribution information including the corresponding content information. Control means for causing
An input means for receiving a search instruction for distribution information instead of the distribution information corresponding to the record of the broken link flag set without distribution information including the corresponding content information;
Equipped with a,
The control means includes
In response to the search instruction received by the input means, distribution information as a substitute for the distribution information corresponding to the record of the broken link flag set without the distribution information including the corresponding content information is included in the record. wherein the plurality of searches the distribution information including at least one of the determination factors of the determination factors, vehicle-mounted device Ru to display the search result on the display means of the corresponding distribution information. The in-vehicle device according to claim 1, wherein the plurality of determination elements include text information indicating contents of the distribution information. The in-vehicle device according to claim 1 or 2, wherein the plurality of determination elements include identification information of a company that provides the distribution information. The in-vehicle device according to any one of claims 1 to 3, wherein the plurality of determination elements include text information indicating a company that provides the distribution information. The input means includes
Accepting an alternative instruction for storing a record based on distribution information including the content information of the record that is the target of the search instruction instead of the record that is the target of the search instruction,
The control means includes
In response to the substitution instruction received by the input means, the record based on the distribution information including the content information of the record that is the target of the search instruction is replaced with the record that is the target of the search instruction. To remember,
The in-vehicle device according to any one of claims 1 to 4 . The input means includes
Receiving an addition instruction to add a record based on distribution information including content information of the record that is the target of the search instruction to the list table;
The control means includes
In response to the addition instruction received by the input means, a record based on distribution information including content information of the record that is the target of the search instruction is added to the list table and stored.
The in-vehicle device according to any one of claims 1 to 4 . The input means accepts an instruction to display the content of a record of a broken link flag set without distribution information ,
The control means includes
Causing the display means to display a message indicating that distribution information including content information corresponding to the record that is the target of the display instruction received by the input means is not stored in the storage means;
The in-vehicle device according to any one of claims 1 to 4 . The input means includes
Receiving an instruction to delete the record that is the target of the instruction to be displayed;
The control means includes
Deleting from the list table the record that is the target of the delete instruction received by the input means;
The vehicle-mounted device according to claim 7 .

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