JPH07123042A - Communication equipment for vehicle - Google Patents

Abstract

PURPOSE:To grasp the vehicle running state without bothering a driver by allowing a vehicle to select required information and to provide an automatic reply based on an information request signal sent by a manager. CONSTITUTION:Data from a vehicle speed sensor 17, an engine revolution sensor 18, an ignition key on/off sensor 19, a load sensor 20 and vehicle position data obtained by receiving a satellite radio wave C by an antenna 2 and calculating the radio wave signal are stored in RAM 14. Then, an information request from a key board 34 in an office B is received by a telephone set 22 via an antenna 23 and an analysis circuit 12 analyzes which data are information to be replied based on the request and selects the resulting data and reads the data from the RAM 14 and the office B is dialed automatically by using a telephone set 22. The data are given to a personal computer 32 and displayed on a CRT 33. Thus, the data requested by the office B are obtained.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicular communication device for automatically transmitting and receiving information such as running conditions and running conditions of vehicles such as automobiles.

[0002]

2. Description of the Related Art Various operation recording devices for recording operation data such as traveling speed, traveling distance, parking and stopping of a vehicle have been proposed (for example, by the applicant of the present application, Shokai 60-159310).
Japanese Patent Publication, Japanese Patent Application No. 3-14416, Japanese Patent Application No. 3-1441
No. 8). In the conventional operation recording device, since the operation data is not transmitted to the base where the manager or the like is located, that is, the office, the manager cannot grasp the vehicle information in real time at the base. In addition, in order for the manager to grasp the information of the vehicle in operation in real time, the fact is that it depends on the driver's telephone or wireless voice report.

[0003]

However, in order to carry out a real-time report, it is necessary for the driver to suspend driving or work and communicate with the office using a public telephone or car telephone. Therefore, the work burden on the driver is increased. The present invention has been made in view of the conventional circumstances as described above, and an object of the present invention is a vehicle that automatically transmits information related to a driving state of a driver in real time to a base. Providing a communication device for use, enabling the administrator to obtain desired information in real time without bothering the driver,
It is an object of the present invention to provide a vehicle communication device that optimizes the operation management of a driver performed by an administrator.

[0004]

Therefore, according to the present invention, the driving situation grasping means for grasping the driving situation, the receiving means for receiving the signal transmitted by another transmitting device, and the driving grasped by the driving situation grasping means. A configuration is provided in which selection means for selecting information from the situation based on the signal received by the reception means and transmission means for automatically transmitting the information selected by the selection means via a predetermined line are provided. .

Further, the transmitting device is selected by the information input means for inputting the information to be obtained, the acquisition information selecting means for selecting the information to be acquired from the information input by the information input means, and the acquisition information selecting means. It may be provided with a transmitting means for transmitting the received information as the signal, an information receiving means for receiving the information desired to be obtained, and a storage means for storing the received information.

[0006]

According to this structure, when the vehicle having the vehicle communication device receives, for example, the signal transmitted from the transmitter by the manager by the receiving means, the information transmitted by the selecting means based on the received signal is transmitted. The information is selected, and the information is automatically transmitted by the transmitting means via a predetermined line.

Further, the administrator inputs the information desired to be obtained by the information input means, selects the information by the obtained information selecting means, and transmits the signal relating to the information by the transmitting means. Then, it becomes possible to receive the information desired to be obtained by the information receiving means and store it in the storage means. Therefore, for example, the administrator can grasp the operation state of each vehicle without bothering the driver who drives each vehicle.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. In FIG. 1, the vehicle communication device mounted on the vehicle A is roughly configured by a vehicle position detecting means 1, an analysis control means 10, an operation state detecting means 16 and a modem 21.
The base or office B is provided with a personal computer 32 having a CRT 33 and a keyboard 34, which are connected to the telephone 30 via a modem 31.

The vehicle position detecting means 1 is a known GPS.
(Global Positioning System), the satellite radio wave C is received by the antenna 2, the receiving circuit 3 calculates the latitude and the longitude, and outputs it to the analysis control means 10. The analysis control means 10 is composed of a microcomputer, and is provided with a central processing unit (CPU) 11 including an analysis circuit 12 and a transmission control circuit 13. A RAM (RAM) 14 and an interface 15 are connected to the central processing unit 11.

The operating state detecting means 16 connected to the interface 15 includes a vehicle speed sensor 17 and an engine speed sensor.
18, an ignition key 19, a load sensor 20 and the like are provided. The modem 21 is connected to the interface 15 and set in the in-vehicle telephone 22, and the telephone 22 is connected to the antenna 23. Next, the control mode will be described with reference to FIGS.

The routine shown in FIG. 2 is a calling routine performed by the administrator at the office B. In step 21 (in the figure, referred to as S21. The same applies hereinafter), from the keyboard 34,
Enter the information you want to obtain, such as vehicle position, vehicle speed, or loading capacity. That is, the keyboard 34 and the corresponding step function as the information input means.

In step 22, a personal computer
32, from among the various information input in step 21,
Select the information you currently need and should obtain. That is, the step has the function of the acquisition information selection means. In step 23, the information selected in step 22 is transmitted as a signal via the modem 31 from the telephone 30 to the central processing unit (CPU) 11 of the vehicle communication device of the vehicle A via the general public line D. That is, the modem 31 and the corresponding step perform the function of the transmitting means.

The routine shown in FIG. 3 is an analysis control routine performed in the vehicle A. In step 31, the vehicle speed detected by the vehicle speed sensor 17, the engine speed detected by the engine rotation sensor 18, the presence or absence of engine startup detected by turning the ignition key 19 on and off, and the load detected by the load amount sensor 20. Operating conditions such as quantity are entered. Further, when the antenna 2 receives the satellite radio wave C, the vehicle position data calculated by the receiving circuit 3 is also input.

That is, the vehicle speed sensor 17, the engine rotation sensor
18, ignition key 19, load sensor 20, GPS
In addition, the step 31 performs the function of the driving condition grasping means. In step 51, necessary arithmetic processing for recording the driving condition signal and the like input in step 31 is performed, and in step 52 the result is stored in the RAM 14.

In step 32, it is judged whether or not the signal transmitted by the transmission routine is received. If it is determined that the signal is received, the process proceeds to step 33. That is, the telephone
The antenna 22, the antenna 23, and the step 32 have the function of receiving means. In step 33, the steps 31, 51 and
Based on the signal received in step 32, which data is to be transmitted is analyzed and selected from the various operation status data input and calculated in 52.

In step 34, it is judged whether or not the signal received from the transmission routine is a normal signal by referring to the information held by the vehicle A. If it is judged that the signal is normal, After step 40, if it is determined that the operation is not normal, the process proceeds to step 35. In step 35, the data selected in step 33 is canceled, and the data is requested again by the calling routine.

That is, steps 33 to 35 have the function of selecting means. In step 40, the office B is dialed automatically. In step 41, it is determined whether or not the line is connected. If NO, the process waits for a fixed time in step 42, then returns to step 40, and if YES, step 43
Proceed to.

In step 43, various operating condition data and position data selected in step 33, or step
After transmitting the request data set in 35 to the computer 32 of the office via the general public line D, step 44
Then, the line disconnection process is performed and the present routine ends. That is,
Steps 40 to 43 perform the function of transmitting means.

The data transmitted to the office by the analysis control routine is input to the personal computer 32 via the modem 31, displayed on the CRT 33, and stored in the storage device inside the personal computer 32. In this embodiment, the general public line D is used for communication via the telephone 22 and the telephone 30, but it goes without saying that the automobile radio may be used without using the general public line D.

Further, in the present embodiment, the structure relating to the vehicle communication device mounted on the vehicle A and the office B serving as a base is used. However, for the vehicle mounted on the vehicle A and the vehicle X serving as a base. The same effect can be obtained even with the configuration related to the communication device.

[0021]

As described above, according to the vehicle communication device of the present invention, the administrator can grasp the operating state of each vehicle without bothering the driver who drives each vehicle. This makes it possible for the administrator to retrieve only the necessary information when needed, depending on the intention of the administrator, and for the driver, there is no need to make a phone call to the office, which reduces the work burden. It will be reduced.

Then, it becomes possible to grasp the running state of the vehicle in real time, and it becomes possible to optimize the operation management of the driver performed by the manager.

[Brief description of drawings]

FIG. 1 is an overall system configuration diagram showing an embodiment of the present invention.

FIG. 2 is a flowchart showing a calling routine at the office.

FIG. 3 is a flowchart showing an analysis control routine in an automobile.

[Explanation of symbols]

 A vehicle B office D general public line 1 reception means 10 storage control means 11 central processing unit 12 analysis circuit 13 transmission control circuit 16 operation status detection means 22 telephone 30 telephone 32 personal computer 34 keyboard

Claims (2)

[Claims] 1. A driving condition grasping unit for grasping a driving condition, a receiving unit for receiving a signal transmitted by another transmitting device, and a signal received by the receiving unit from among the driving conditions grasped by the driving condition grasping unit. A vehicle communication device comprising: a selection unit that selects information based on the above; and a transmission unit that automatically transmits the information selected by the selection unit via a predetermined line. 2. The information input means for inputting information to be acquired, the acquisition information selecting means for selecting information to be acquired from the information input by the information input means, and the information selected by the acquisition information selecting means, A transmitting means for transmitting as a signal, an information receiving means for receiving the information desired to be obtained,
The vehicle communication device according to claim 1, further comprising a storage unit that stores the received information.