JP2001283387A - Parking lot information providing system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To collect the full information of a parking lot at a low cost in real time and to provide the full information to each user in real time. SOLUTION: The parking lot information providing system is composed of an on-vehicle device 2 provided with a self-vehicle position detecting GPS device 2d for detecting a current self-vehicle position and a radio communication part 2b for transmitting a self-vehicle position detection signal together with a parking signal at the time of parking on the parking lot and allowed to be loaded on an automobile and a parking lot information providing system 3 provided with a radio communication part 3b for receiving the self-vehicle position signal from the device and a server 3c for judging that the automobile parks in the parking lot corresponding to the self-vehicle position at the time of receiving a parking signal and the self-vehicle position detection signal from the communication part 3b, updating the full-empty information of the parking lot and suitably providing the full-empty information to respective users.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a parking lot information providing system which collects information about parking lots such as parking lot fullness information indicating the fullness of parking spaces and the like at almost real time and at low cost and provides the information to users.

[0002]

2. Description of the Related Art Conventionally, a car navigation system has been frequently used to provide information related to a parking lot, such as the location of a parking lot and information on the availability of a parking lot. That is, when a recording medium such as a map (map) CD is inserted into the CD slit of the in-vehicle device of the car navigation system, a map of a required area is displayed on a display in a map format. that time,
Information on the parking lot, such as the location of the parking lot in the area, the parking fee, and the business hours, is also displayed. Thereby, information on the parking lot can be obtained.

However, in such a conventional system for providing parking lot information using an in-vehicle device of a car navigation system, the parking lot information is information at the time of creating a map CD, and the current full vacancy information is displayed in real time. Not available.

[0004] In view of this, in recent years, there has been proposed a vehicle-mounted device of a car navigation system that constantly updates parking lot fullness information from a parking lot information providing center system and provides the latest information in real time.

[0005]

However, in such a parking lot information providing system, the center constantly monitors and updates the full / vacancy information provided from each of a large number of parking lots and wirelessly transmits the information to the car navigation system. Various facilities such as monitoring or management, communication facilities, etc. for providing by communication are required.

Further, even at a number of parking lots, the exit and entrance gates etc. constantly monitor the arrival and departure of cars to and from the parking lot, and constantly update the full / vacancy information to the information providing center via a communication network or the like. In order to provide this, various facilities such as monitoring or management and communication facilities are required, and there is a problem that the entire infrastructure cost including the facility cost on the center system side is enormous.

[0007] The present invention has been made in view of such circumstances, and an object of the present invention is to collect low-cost and almost real-time vacancy information of a parking lot while providing the full-vacancy information to a user in almost real time. It is to provide a parking lot information providing system that can be provided.

[0008]

According to a first aspect of the present invention, there is provided a vehicle position detecting means for detecting a current vehicle position and a transmitting means for transmitting the vehicle position detection signal together with a parking signal when the vehicle is parked. With the in-vehicle device mounted on the car, receiving means for receiving the vehicle position signal and the parking signal from the in-vehicle device and receiving a parking signal and a vehicle position detection signal from the receiving means, A parking lot information providing center system having a server that determines that the car is parked in the parking lot corresponding to the own vehicle position, updates the vacancy information of the parking lot and provides the information to the user; This is a parking lot information providing system.

According to the present invention, when an automobile is parked in a parking lot, an on-vehicle device of the automobile transmits a vehicle position detection signal and a parking signal to a parking lot information providing center system (hereinafter referred to as a center system). The center system can determine that the car is parked in the parking lot indicated by the own-vehicle position detection signal, update the vacancy information of the parking lot, and provide the information to the user almost in real time.
That is, the latest full / vacancy information can be provided to the user almost in real time.

In addition, since the vacancy information of the center system is created based on the vacancy information provided from the in-vehicle device of the person who parked, not the parking lot, the parking lot is constantly monitored or managed on the parking lot side. In addition, since various facilities for performing communication and the like become unnecessary, infrastructure costs can be significantly reduced.

In addition, the center system also has
Since it is possible to collect and manage vacancy information from a large number of parking lots and to reduce various facilities for communication, it is possible to further reduce infrastructure costs.

According to a second aspect of the present invention, there is provided the vehicle-mounted device, wherein the parking signal and the own-vehicle position detection signal are provided when at least one of the operation of the vehicle side brake and the operation of the engine of the vehicle is stopped. The parking lot information providing system according to claim 1, further comprising control means for controlling the transmission of the information from the transmission means.

According to the present invention, the parking signal is automatically transmitted together with the vehicle position detection signal at least when the side brake of the vehicle is operated or when the operation of the engine of the vehicle is stopped. The center system receiving these signals determines that the required vehicle has been parked at the location indicated by the vehicle position detection signal.

In addition, a parking lot can be specified by searching a database storing information on a large number of parking lots.

According to a third aspect of the present invention, the server of the parking lot information providing center system receives the stop signal together with the own vehicle position detection signal, and, when the stop signal has been received for a predetermined time or more, the server of the server. 3. The parking lot information providing system according to claim 2, further comprising a function of determining that the vehicle is parked in a parking lot where a car is located.

According to the present invention, when the stop time of the vehicle continues for a preset time or more, the center system can determine that the vehicle has parked at the location indicated by the own vehicle position detection signal.

According to a fourth aspect of the present invention, the on-vehicle device includes a parking reset signal transmitting means for transmitting a parking reset signal together with a vehicle position detection signal when the vehicle stops parking.
The parking lot information providing system according to any one of claims 1 to 3, wherein the parking lot information providing system is provided.

According to the present invention, when the vehicle stops parking, a parking reset signal is transmitted from the vehicle-mounted device to the center system, so that the stop of parking can be detected or monitored by the center system. The vacancy information is updated so as to reduce the number of parked parking lots indicated by the position detection signal.

According to a fifth aspect of the present invention, the parking reset signal transmitting means transmits the parking reset signal together with the own vehicle position detection signal at least one of when the side brake of the vehicle is released and when the engine is started. The parking lot information providing system according to claim 4, wherein the system is configured to transmit automatically.

According to the present invention, the parking reset signal is automatically transmitted to the center system at least when one of the side brake of the automobile is released and the engine is started.

According to a sixth aspect of the invention, when the server of the parking lot information providing center system receives the parking reset signal together with the own vehicle position detection signal, the server stops parking in the parking lot indicated by the own vehicle position detection signal. The parking lot information providing system according to claim 4 or 5, further comprising means for updating the full / vacancy information of the parking lot upon determining that the parking lot is full.

According to the present invention, when parking is stopped, the vacancy information is always updated in real time and provided to the user so that the number of parked vehicles in the parking lot is subtracted by the center system.

According to a seventh aspect of the present invention, the server of the parking lot information providing center system is provided with a general mounting rate at which the vehicle position detecting means is mounted, and an automobile at which the vehicle position detecting means is mounted. And a parking number estimating means for estimating the current number of parking spaces in the parking lot from the parking number indicated in the parking lot and the parking capacity of the parking lot indicated by the host vehicle position detection signal and providing the estimated number to the user. The parking lot information providing system according to any one of claims 1 to 6, characterized in that:

According to the present invention, the current number of parked vehicles in the required parking lot can be estimated by the server of the center system by the estimating means. Therefore, the user can refer to the estimated number.

According to an eighth aspect of the present invention, when the vehicle enters a region where the vehicle position cannot be detected by the vehicle position detection means, the vehicle-mounted device immediately before entering the vehicle position undetectable region. The parking lot information providing system according to any one of claims 1 to 7, further comprising control means for transmitting the latest own vehicle position detection signal from the own vehicle position transmitting means. .

According to the present invention, when the vehicle position detecting means such as a GPS device enters the vehicle position undetectable region due to entering a tunnel or the like, the vehicle immediately before entering the vehicle position undetectable region. Since the latest vehicle position detection signal is transmitted to the center system, the vehicle position detection signal can always be transmitted to the center system even when the vehicle enters the region where the vehicle position cannot be detected.

According to a ninth aspect of the present invention, the server of the parking lot information providing center system selects a position indicated by the own vehicle position detection signal received together with the parking signal from a plurality of pre-stored parking lot data. When it is determined that there is no parking lot to be received and a plurality of parking signals are received at the position indicated by the host vehicle position detection signal, it is determined that there is a new parking lot at the position indicated by the host vehicle position detection signal. The parking lot information providing system according to any one of claims 1 to 8, further comprising a parking lot estimating means for estimating and creating full / vacancy information of the parking lot.

According to the present invention, a new parking lot can be estimated by the parking lot estimating means of the center system, so that the user can refer to this new parking lot.

The invention according to claim 10 is a GPS device in which the vehicle position detecting means detects the position of the vehicle by receiving a navigation wave for detecting the position of the vehicle from a GPS artificial satellite. A parking lot information providing system according to any one of Items 1 to 9.

According to the present invention, the vehicle position detecting means is G
Since it is a PS device, the accuracy of detecting the position of the vehicle can be improved.

The invention according to claim 11 is the parking lot information provision according to any one of claims 1 to 10, wherein the vehicle position detection signal transmitting means is a portable telephone capable of transmitting data. System.

According to the present invention, since the vehicle position detection signal transmitting means is a commonly used portable telephone, the cost can be reduced.

[0033]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. In these figures, the same or corresponding parts are denoted by the same reference characters.

FIG. 1 is a block diagram showing the overall configuration of a parking lot information providing system 1 according to the first embodiment of the present invention. The parking lot information providing system 1 includes an in-vehicle device 2 mounted on a vehicle such as an automobile, and a parking lot information providing center system (hereinafter, referred to as a center system) 3.
The two-way data communication is wirelessly performed between the vehicle-mounted device 2 and the center system 3.

As shown in FIG. 1, the in-vehicle device 2 includes an antenna 2a for performing two-way data communication, a radio communication unit 2b for performing the two-way data communication, and an LCD (liquid crystal display) provided with a touch panel (screen) not shown. , A display 2c such as a plasma display,
A processing device 2 as an example of a GPS device 2d and a control device such as a microprocessor for performing drive control and various calculations of these constituent elements 2a to 2d and appropriately displaying data transmitted / received by bidirectional data communication on a display 2c.
e, audio output means (not shown) having a speaker or the like for appropriately outputting information displayed on the display 2c as audio, audio input means (not shown) capable of inputting required information by audio, and a processing device 2e An engine operation sensor 4 and a side brake sensor 5 electrically connected to each other are provided.

The engine operation sensor 4 is a sensor which outputs a start signal and a stop signal when the operation of the engine of the automobile is started and stopped, respectively. The side brake sensor is a sensor that outputs an activation signal and an activation release signal when the vehicle's side brake is activated and when the activation is released.

The GPS device 2d is a GPS (Global)
A navigation radio wave of information mainly including a navigation history and an accurate current time is received by a GPS antenna 2f from an artificial satellite of a Positioning System, and the in-vehicle device 2
Is a vehicle position detecting means for detecting the current position of the vehicle equipped with the vehicle.

When the car is parked, the processing device 2e
The self-vehicle position detection signal is read from the GPS device 2d, and the self-vehicle position detection signal and the parking signal are both transmitted to the wireless communication unit 2b.
Control means for causing the center system 3 to perform wireless transmission.

The processing unit 2e reads the detection signals of the engine operation sensor 4 and the side brake sensor 5, respectively, and outputs an engine operation stop signal indicating the stop of the operation of the engine and a side brake indicating that the side brake is activated. When at least one input of the operation signal is detected, a means for outputting a parking signal indicating that the vehicle is parked together with the own vehicle position detection signal is provided.

On the other hand, the processing device 2e receives an engine start signal from the engine operation sensor 4 indicating the start of the engine,
A means for outputting a parking reset signal indicating stop of parking of the vehicle together with the vehicle position detection signal when at least one input of a side brake release signal indicating release of the operation of the side brake is read from the side brake sensor 5; ing.

Further, for example, when the vehicle enters the tunnel or the like and the GPS device 2d cannot detect the position of the own vehicle, the processing device 2e reads from the GPS device 2d immediately before entering the tunnel. A state is provided in which the sensor system 3 wirelessly transmits the latest vehicle position as a vehicle position detection signal.

The in-vehicle device 2 is configured as a dedicated device, and may be, for example, an in-vehicle device of a car navigation system or an automatic toll collection system (ETC: E).
electronic Toll Collection
(Personal Handyphone System), or a mobile phone or a PHS (Personal Handy Phone System).

FIG. 2 is an external perspective view of the in-vehicle device 6 when the in-vehicle device 2 is incorporated as an in-vehicle device of a car navigation system when viewed from the interior of a car 7. The in-vehicle device 6 has an in-vehicle device body 6a and an operation panel 6b installed in, for example, a dashboard 7a or in the vicinity of the vehicle 7, and the in-vehicle device body 6a has a voice output means (not shown) and a car navigation system. CRT which is a display device shared with the on-vehicle device and is also the display 2c.
A display 6c such as a (cathode ray tube), an LCD (liquid crystal display), or a plasma display is provided, and parking lot information such as vacancy information provided from a center system 3 described later is displayed in real time. The display 6c is provided with a touch panel 6d. In FIG. 2, reference numeral 7b denotes a windshield of the automobile 2.

On the other hand, as shown in FIG. 1, the center system 3 includes an antenna 3a for performing high-speed bidirectional data communication with the vehicle-mounted device 2 (car navigation vehicle-mounted device 6). A wireless communication unit 3b for modulating / demodulating a carrier wave on which data is superimposed for communication and transmitting / receiving the data. The data demodulated by the wireless communication unit 3b is provided to a server 3c having a control operation function according to a required procedure. Data from the wireless communication unit 3c
a communication control device 3d for controlling the transmission and reception of data by a required communication protocol or the like so as to provide the information to the server a. The server 3c is provided with a parking lot database 3e storing parking information which is information about the parking lot. I have.

The parking lot information includes the locations of a plurality of parking lots nationwide or in a predetermined area, the types of cars that can be accommodated, the parking fee, the operating hours, the number of accommodated cars, the presence or absence of a roof, the underground installation, the rooftop installation, etc. There are various types of information, which are stored in the information providing database 3e in an updatable manner by the server 3c and managed.

The server 3c is connected to the vehicle-mounted device 2
When the own vehicle position detection signal and the parking signal from (6) are input via the wireless communication unit 3b and the communication control device 3d of the sensor system 3, one vehicle in the parking lot indicated by the own vehicle position detection signal It is determined that the car is parked, and the parking lot information including the vacancy information of the parking lot is searched and extracted from the parking lot database 3e, and one is added to the number of parked parking lots to obtain the vacancy information. A means for updating and storing the updated information in the parking database 3c is provided.

When the input of the stop signal from the vehicle-mounted device 2 indicating that the vehicle has stopped has continued for a longer time than the preset time, the server 3c determines that the vehicle has parked and determines that the vehicle has parked. Similarly, the vacancy information of the parking lot in the parking lot database 3e is updated.

Further, the server 3c determines whether the corresponding parking lot is present at the position indicated by the own vehicle position detection signal input together with the parking signal from the on-vehicle device 2 from among all the parking lots stored in the parking lot database 3e. If you determine that there is no
Judging that the car is parked in the new parking lot, creates new parking information including parking location and full / vacant information,
There is provided a means for registering the information in the parking lot database 3e and providing the information when a user requests information.

Further, the server 3c has an estimating means for estimating the number of parked vehicles in the parking lot at the time when a parking signal is input. That is, the estimating means includes a general mounting rate at which the GPS device 2d, which is the vehicle position detecting means, is mounted, the number of vehicles in which the GPS device 2d is mounted at the parking lot, The present parking number in this parking lot is estimated from the parking capacity of the parking indicated by the position detection signal.

For example, if the installation rate of the GPS device 2d is generally 20%, and five vehicles equipped with the GPS device 2d are parked in a parking lot having a parking capacity of 100 vehicles, From the following equation (1), it can be estimated that 25 vehicles are currently parked.

[0051]

## EQU00001 ## 5 / (100.times.0.2) .times.199 = 25 (1) However, this estimation method is based on the premise that vehicles equipped with the GPS device 2d are parked at the same rate in all parking lots. Therefore, the smaller the number of parkable parking lots, the larger the error. Therefore, in that case, the number of parked vehicles may be inferred from the parking rate of a parking lot near the parking lot.

When the server 3c receives both the vehicle position detection signal and the parking reset signal from the vehicle-mounted device 2, the server 3c determines that parking of the vehicle in the parking lot indicated by the vehicle position detection signal has been stopped. Then, it calculates that one parking space is vacant, updates the vacancy information of the parking lot, and provides this information according to the user's request.

Further, the server 3c receives both the parking signal and the vehicle position detection signal from the on-vehicle device 2, and stores the entire parking lot data read from the parking database 3e at the position indicated by the vehicle position detection signal. When it is determined that there is no corresponding parking lot from the inside and that a plurality of parking signals are received at the position indicated by the own vehicle position detection signal, a new parking area is set at the position indicated by the own vehicle position detection signal. There is an estimating means for estimating that there is a parking lot, and the vacancy information is created for this parking lot, stored in the parking lot database 3e, and provided appropriately according to the user's request.

Next, the operation of the present embodiment will be described.

When the vehicle equipped with the vehicle-mounted device 2 is parked in a required parking lot and the operation of the engine is stopped, an engine operation stop signal is output from the engine operation sensor 4 and the side brake is further applied (operated). When,
A side brake operation signal is output from the side brake sensor 5, and both of these signals are input to the processing device 2e.

When at least one of these two signals is input, the processing device 2e determines that the vehicle is parked and generates a parking signal. On the other hand, the processing device 2e determines the current position of the vehicle detected by the GPS device 2d. The self-vehicle position detection signal shown is read from the GPS device 2d, the self-vehicle position detection signal is provided to the wireless communication unit 2b together with the parking signal, and is transmitted to the center system 3 via the antenna 2a by radio.

In the center system 3, the parking signal and the vehicle position detection signal are transmitted to the wireless communication unit 3 via the antenna 3a.
b received by the communication control device 3d and the server 3
c.

The server 3c determines that the car is parked in the parking lot at the position indicated by the input vehicle position detection signal, reads out the full / vacant information of the parking lot from the parking lot database 3e, and parks the car. Update to add one unit.

When the signal input together with the vehicle position detection signal is a stop signal, the server 3c determines that the vehicle is parked when the stop signal has continued for a predetermined time or more. Thus, the full / vacancy information of the parking lot indicated by the own vehicle position detection signal is updated.

Further, if the server 3c cannot find a parking lot in all the parking lot data read from the parking lot database 3e at the position indicated by the vehicle position detection signal inputted thereto, the server 3c It is determined that the user has parked in the new parking lot, and new parking lot data including full / vacancy information is created and added to the parking lot database 3e. At a later date, the researcher goes to the site to confirm the new parking lot, collects necessary data, creates new parking lot data, and additionally stores it in the parking lot database 3e.

On the other hand, when the vehicle that has been parked in the parking lot stops (stops) the parking and starts the operation of the engine, an engine operation start signal is output from the engine operation sensor 4 and the engine operation start signal is output. When the operation of the brake is released, a side brake release signal is output from the side brake sensor 5, and both of these signals are output to the processing device 2
e.

When at least one of these two signals is input, the processing device 2e determines that the vehicle has stopped parking and has started, and generates a parking reset signal. On the other hand, the processing device 2e outputs this parking reset signal to the GPS device 2d. The signal is sent to the wireless communication unit 2b together with the own-vehicle position detection signal read from the wireless communication unit 2b.

In the center system 3, the parking signal and the vehicle position detection signal are transmitted to the wireless communication unit 3 via the antenna 3a.
b received by the communication control device 3d and the server 3
c.

The server 3c determines that the car parked in the parking lot located at the position indicated by the own vehicle position detection signal input here has stopped parking and has departed. Update is performed by reading from the parking lot database 3e and reducing the number of parked vehicles by one.

When the server 3c receives the parking signal, the vehicle that has output the parking signal has a general mounting rate of mounting the GPS device 2d as the vehicle position detecting means, The current number of vehicles parked in the parking lot can be estimated based on the number of vehicles parked in the parking lot and the parking capacity of the parking lot indicated by the vehicle position detection signal, and provided to the user. .

In the above embodiment, the dedicated on-vehicle device 2
Although the case where the self-vehicle position detection signal and the parking signal or the stop signal or the parking reset signal are automatically transmitted by 6 or 6 has been described, the present invention is not limited to this, and the general-purpose general-purpose You may comprise so that it may report to the center system 3 that it parked in the required parking lot with a mobile telephone.

Further, in order to protect the privacy of the parking caller, information for specifying the caller may be prevented from being transmitted, and the owner or the like may be encrypted so that the owner of the portable telephone cannot be specified. Is also good. Further, the parking information provider may be configured to receive free or discounted parking information including full / vacancy information. Furthermore, the system is configured to provide a service of traffic congestion information and travel time information by periodically traveling around required parking lots, that is, by transmitting the own vehicle position information from the sampling car to the center system 3 as appropriate. Is also good.

[0068]

As described above, according to the present invention, parking information and own vehicle position information are provided to a center system from an on-vehicle device of a car parked in a parking lot, and a plurality of parking lots held by the center system are provided. Since the parking lot information including the vacancy information is updated, the parking information including the vacancy information can always be provided to the user in real time.

Further, since such parking information is provided from each vehicle-mounted device to the center system and is not provided from each of a plurality of parking lots, it is possible to reduce various facilities relating to parking management at a plurality of parking lots. As a result, cost can be reduced.

In addition, on the center system side,
Since various facilities for receiving and managing parking information including vacancy information from each parking lot can be reduced, a significant cost reduction can be achieved.

[Brief description of the drawings]

FIG. 1 is a block diagram showing the overall configuration of a parking lot information providing system according to an embodiment of the present invention.

FIG. 2 is a perspective view of a main part of the vehicle-mounted device shown in FIG.

[Explanation of symbols]

 6 On-board unit 6c On-board unit display 7 Car

Continued on the front page F term (reference) 3E027 EA03 EC10 3E038 AA07 BA08 BA10 BA11 BA20 CA03 CA07 CB04 CC01 DA07 EA02 GA02 HA05 JA03 JA04 JB02 5H180 AA01 FF05 FF13 FF25 FF33 KK01 KK06 KK10

Claims (11)

[Claims] 1. An on-vehicle device mounted on a vehicle, comprising: a vehicle position detecting means for detecting a current vehicle position; and a transmitting means for transmitting the vehicle position detection signal together with a parking signal when parking. Receiving means for receiving the self-vehicle position signal and the parking signal from the on-vehicle device, and when receiving the parking signal and the self-vehicle position detection signal from the receiving means, the car is parked in a parking lot corresponding to the own car position. A parking information providing center system including a server that updates the full / vacancy information of the parking lot and provides the updated information to the user. 2. The on-vehicle device transmits a parking signal and a vehicle position detection signal from a transmission unit when at least one of a vehicle's side brake is activated and an operation of the vehicle's engine is stopped. The parking lot information providing system according to claim 1, further comprising control means for controlling the parking lot information. 3. The server of the parking lot information providing center system receives the stop signal together with the own vehicle position detection signal,
When the reception of the stop signal continues for a predetermined time or more, a function of determining that the vehicle has been parked in the parking lot where the own vehicle position is located,
The parking lot information providing system according to claim 2, wherein the parking lot information providing system is provided. 4. The on-vehicle apparatus further comprises a parking reset signal transmitting means for transmitting a parking reset signal together with a vehicle position detection signal when the vehicle stops parking. The parking lot information providing system according to any one of the above. 5. The parking reset signal transmitting means is configured to automatically transmit a parking reset signal together with a host vehicle position detection signal at least one of when a vehicle side brake is released and when an engine is started. The parking lot information providing system according to claim 4, wherein 6. The server of the parking lot information providing center system, upon receiving a parking reset signal together with the host vehicle position detection signal, judges that parking in the parking lot indicated by the host vehicle position detection signal has been stopped, and The parking lot information providing system according to claim 4 or 5, further comprising means for updating the full / vacancy information of the parking lot. 7. The server of the parking lot information providing center system is provided with a general mounting rate of the vehicle equipped with the vehicle position detecting means, and parking of the vehicle equipped with the vehicle position detecting means in the parking lot. A parking number estimating means for estimating the current number of parkings in the parking lot from the number of vehicles and the parking capacity of the parking lot indicated by the own vehicle position detection signal and providing the estimated number to the user. The parking lot information providing system according to any one of Items 1 to 6. 8. The in-vehicle device, when the vehicle enters a region where the vehicle position cannot be detected by the vehicle position detection means, the latest vehicle immediately before entering the vehicle position undetectable region. 8. A control device for transmitting a position detection signal from a vehicle position transmitting device.
The parking lot information providing system according to any one of the above. 9. The server of the parking lot information providing center system, when there is no corresponding parking lot from a plurality of pre-stored parking lot data at the position indicated by the own vehicle position detection signal received together with the parking signal, When it is determined that a plurality of parking signals are received at the position indicated by the host vehicle position detection signal, it is estimated that there is a new parking lot at the position indicated by the host vehicle position detection signal. The parking lot information providing system according to any one of claims 1 to 8, further comprising a parking lot estimating unit that creates full / vacancy information of the parking lot. 10. The GPS device according to claim 1, wherein the vehicle position detecting means is a GPS device that detects the position of the vehicle by receiving a navigation wave for detecting the position of the vehicle from a GPS satellite. Or the parking lot information providing system according to item 1. 11. The vehicle position detecting signal transmitting means is a portable telephone capable of transmitting data.
11. The parking lot information providing system according to any one of 10 above.