JP2014204241A - Vehicle control system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform appropriate vehicle control while securing desired convenience.SOLUTION: A vehicle control system 10 includes: a radio communication unit 12 and an antenna 12a for detecting a predetermined radio wave to enable a communication terminal 41 located inside a vehicle to communicate with the outside; a vehicle control unit 14 for determining whether or not the communication terminal 41 is present inside the vehicle according to whether or not the predetermined radio wave is detected by the radio communicate 12 and the antenna 12a; a mount unit 11 capable of mounting the communication terminal 41 inside the vehicle; and a mount unit control unit 33 for determining whether or not the communication terminal 41 is mounted on the mount unit 11. If the communication terminal 41 is present inside the vehicle and the communication terminal 41 is not mounted on the mount unit 11, the vehicle control unit 14 suppresses start of the vehicle, whereas if the communication terminal 41 is not present inside the vehicle, prohibits the execution of the start suppression.

Description

  The present invention relates to a vehicle control system.

  Conventionally, a safety lock device provided with deterring means for deterring a vehicle operation function (for example, deterring engine start or deactivating side brakes) as long as it is detected that the mobile phone is not mounted on the mounting portion in the vehicle interior. Is known (see, for example, Patent Document 1).

JP 2003-298688 A

  By the way, according to the safety lock device according to the above-described prior art, even when a vehicle occupant does not have a mobile phone in the first place, the operation function of the vehicle is inhibited, and the convenience of the vehicle is significantly reduced. Arise.

  The present invention has been made in view of the above circumstances, and an object thereof is to provide a vehicle control system capable of performing appropriate vehicle control while ensuring desired convenience.

In order to solve the above problems and achieve the object, the present invention employs the following aspects.
(1) A vehicle control system according to an aspect of the present invention includes a radio wave detection unit (for example, the wireless communication unit 12 in the embodiment and the radio communication unit 12 in the embodiment), The antenna 12a) and the predetermined radio wave depending on whether or not a radio wave for communication with the outside (for example, the communication terminal 41 in the embodiment) is detected by the radio wave detection means, Determining means for determining whether or not a communication terminal exists in the vehicle (for example, the vehicle control unit 14 in the embodiment), and a mounting unit in which the communication terminal can be mounted in the vehicle (for example, mounting in the embodiment) Section 11), a mounting determination means for determining whether or not the communication terminal is mounted on the mounting section (for example, the mounting section control section 33 in the embodiment), and the determination means to When it is determined that the communication terminal is present in the vehicle and the mounting determination unit determines that the communication terminal is not mounted on the mounting unit, vehicle start suppression is performed, and the determination unit determines that the communication terminal Starting control means (for example, also serving as the vehicle control unit 14 in the embodiment) that prohibits execution of the start suppression when it is determined that the vehicle does not exist in the vehicle.

(2) In the vehicle control system according to (1), the radio wave detection means is disposed at a position closest to a driver's seat (for example, the driver's seat 1a in the embodiment) among seats in the vehicle, and the start When the plurality of different radio waves corresponding to the plurality of communication terminals are detected by the radio wave detection unit, the control unit has the highest radio wave intensity among the plurality of communication terminals by the mounting determination unit, And when it determines with the said communication terminal with the intensity | strength of the said radio wave being more than predetermined intensity | strength being mounted | worn with the said mounting part, you may permit the start of the said vehicle.

(3) In the vehicle control system according to (1) or (2), the determination unit detects the predetermined signal pattern included in the predetermined radio wave detected by the radio wave detection unit and the radio wave detection unit. The predetermined radio wave detected by the radio wave detecting means when at least one of the predetermined radio wave frequencies coincides with predetermined reference information stored in advance is the communication terminal May be determined to be radio waves for communication with the outside.

(4) In the vehicle control system according to any one of (1) to (3), the radio wave detection unit includes a vehicle electronic key (for example, the electronic key terminal 61 in the embodiment) and the vehicle. It may be possible to detect radio waves for communication.

(5) In the vehicle control system according to any one of (1) to (4), the start control unit is configured to move to a traveling position by an electronic shift switch (for example, the electronic shift switch 16 in the embodiment). At least one of prohibition of switching, prohibition of parking brake release by an electric parking brake (for example, electric parking brake 17 in the embodiment), and prohibition of vehicle start by a start switch (for example, start switch 15 in the embodiment) One may suppress the start of the vehicle.

  According to the vehicle control system according to the aspect described in (1) above, since a communication terminal such as a mobile phone or an information terminal determines whether or not there is a communication terminal in the vehicle by radio waves for communication with the outside. When the vehicle occupant does not have a communication terminal, it is possible to inhibit the vehicle from being started and to ensure convenience. Furthermore, when a communication terminal that is not attached to the attachment portion is present in the vehicle, the vehicle start is suppressed, so that appropriate vehicle control can be performed.

  Furthermore, in the case of (2) above, when the driver has a communication terminal, this communication terminal has the highest radio wave intensity among the plurality of communication terminals in the vehicle, and the radio wave intensity is a predetermined intensity. The communication terminal is as described above. When only a passenger other than the driver has a communication terminal, the strength of the radio wave is less than a predetermined strength even if the communication terminal has the highest radio wave intensity among the plurality of communication terminals in the vehicle. As a result, a simple configuration in which the radio wave detecting means is disposed closest to the driver's seat among the seats in the vehicle, and a communication terminal having the highest radio wave intensity and a radio wave intensity equal to or higher than a predetermined intensity is attached to the mounting portion. By a simple process of determining whether or not the vehicle is attached, it is possible to determine the presence or absence of the driver's communication terminal and perform appropriate vehicle control. Therefore, it is possible to easily construct a system with high versatility while preventing the cost required for the configuration from increasing.

Furthermore, in the case of the above (3), it is possible to easily and accurately determine whether or not the communication terminal exists in the vehicle.
Furthermore, in the case of the above (4), a radio wave detection means capable of detecting an RF (Radio Frequency) band used for communication by the vehicle electronic key can be shared by the vehicle electronic key and the communication terminal, which is required for the configuration. It is possible to prevent the cost from increasing.
Furthermore, in the case of the above (5), the start of the vehicle can be suppressed by electronic control, and for example, it is possible to prevent the cost required for the configuration from increasing compared to the case where a mechanical lock mechanism or the like is provided. .

1 is a configuration diagram of a vehicle control system according to an embodiment of the present invention. It is a figure which shows arrangement | positioning of the mounting part of the vehicle control system which concerns on embodiment of this invention. It is a perspective view of a holder and a communication terminal of a vehicle control system concerning an embodiment of the present invention. It is a flowchart which shows operation | movement of the vehicle control system which concerns on embodiment of this invention.

Hereinafter, an embodiment of a vehicle control system of the present invention will be described with reference to the accompanying drawings.
As illustrated in FIG. 1, the vehicle control system 10 according to the present embodiment includes a mounting unit 11, a wireless communication unit 12, an input device 13, a vehicle control unit 14, a start switch 15, an electronic shift switch 16, An electric parking brake 17, a notification device 18, and a lock unit 19 are provided.

The mounting unit 11 includes a holder 31, a connector 32, and a mounting unit control unit 33 as shown in FIGS. 1 and 2A and 2B.
The holder 31 is formed, for example, in a box shape that is separate from the interior member of the vehicle 1, and is fixed on the surface of the interior member (instrument panel or the like) of the vehicle 1. The holder 31 detachably holds a communication terminal 41 that can be carried by a passenger of the vehicle 1.
The connector 32 is provided inside the holder 31, for example, and is detachable from the connection terminal 51 of the communication terminal 41. The connector 32 is connected to the mounting unit control unit 33 and connects the mounting unit control unit 33 and the communication terminal 41 so as to communicate with each other in a state where the connector 32 is mounted on the connection terminal 51 of the communication terminal 41.
The mounting unit control unit 33 is connected to the vehicle control unit 14, determines whether or not the communication terminal 41 is mounted on the mounting unit 11, and transmits a signal as a result of this determination to the vehicle control unit 14. . Further, the mounting unit control unit 33 receives a command signal related to control of the communication terminal 41 output from the vehicle control unit 14. Then, the command signal received from the vehicle control unit 14 is transmitted to the communication terminal 41 via the connector 32 and the connection terminal 51.

The communication terminal 41 is, for example, a mobile phone or an information terminal, and includes a connection terminal 51, a terminal communication unit 52, a terminal input device 53, a terminal display 54, a terminal control unit 55, a battery 57, It has.
The connection terminal 51 is detachable from the connector 32 of the holder 31 and is connected to the terminal control unit 55. Accordingly, the connection terminal 51 connects the mounting unit control unit 33 and the terminal control unit 55 so that they can communicate with each other in a state where the connection terminal 51 is mounted on the connector 32 of the mounting unit 11.
The terminal communication unit 52 is capable of bidirectional communication with an external device (not shown) by wireless communication via a wireless communication network system. The terminal communication unit 52 transmits and receives radio waves in a predetermined RF (Radio Frequency) band used for wireless communication by the antenna 52a.
The terminal input device 53 includes a switch, a touch panel, a voice input device, and the like, and outputs signals according to various input operations by the operator.
The terminal display 54 is various displays such as a liquid crystal display, and displays various information output from the terminal control unit 55.
The terminal control unit 55 controls the state and operation of the communication terminal 41.

The wireless communication unit 12 includes an antenna 12a capable of receiving radio waves in a predetermined RF (Radio Frequency) band transmitted from the antenna 52a of the communication terminal 41. The antenna 12a is fixed to a position closest to the driver's seat 1a among the seats in the vehicle, for example, a position on the surface of the dashboard outside the steering wheel in the vehicle width direction. Further, the wireless communication unit 12 can perform two-way wireless communication with the electronic key terminal 61 using radio waves in a predetermined RF (Radio Frequency) band.
The electronic key terminal 61 can wirelessly communicate with the wireless communication unit 12 of the vehicle 1 by transmitting and receiving radio waves in a predetermined RF (Radio Frequency) band via the antenna 61a. For example, the electronic key terminal 61 transmits a command signal instructing execution of operations of various on-vehicle devices of the vehicle 1 (for example, unlocking and locking of the door and trunk of the vehicle 1).

The input device 13 outputs various signals according to the input operation of the operator.
The vehicle control unit 14 controls the state and operation of the vehicle 1.
The vehicle control unit 14 includes the communication terminal 41 in the vehicle depending on whether or not the radio communication unit 12 detects (that is, receives) a radio wave for communication with the outside via the antenna 61a. It is determined whether or not to do. When it is determined that the communication terminal 41 is present in the vehicle and a signal indicating that the communication terminal 41 is not mounted on the mounting unit 11 is received from the mounting unit control unit 33, the start suppression of the vehicle 1 is executed. To do. On the other hand, when it is determined that the communication terminal 41 is not present in the vehicle, or when it is determined that the communication terminal 41 is present in the vehicle, the signal indicating that the communication terminal 41 is mounted on the mounting unit 11 from the mounting unit control unit 33 Is received, execution of start suppression of the vehicle 1 is prohibited.
In addition, the vehicle control unit 14 determines that the radio communication unit 12 receives radio waves for communication with the outside by a plurality of different communication terminals 41 via the antenna 61a. When the communication terminal 41 that has transmitted the radio wave having the highest strength and the strength is equal to or greater than the predetermined strength receives a signal indicating that the communication terminal 41 is mounted on the mounting portion 11, the vehicle 1 is permitted to start.

The vehicle control unit 14 stores in advance at least one of a predetermined signal pattern included in the radio wave received by the radio communication unit 12 via the antenna 61a and the frequency of the received radio wave. The received radio wave is determined to be a radio wave for the communication terminal 41 to communicate with the outside.
Further, the vehicle control unit 14 includes a prohibition of switching to the traveling position by the electronic shift switch 16, a prohibition of parking brake release by the electric parking brake 17, and a prohibition of starting the vehicle by the start switch 15, as suppression of starting the vehicle 1. , Execute at least one of them.

  While the vehicle 1 is traveling, the vehicle control unit 14 can activate only some of the functions of the communication terminal 41 mounted on the mounting unit 11 that do not hinder driving, and perform other functions. Ban. Some of the functions that do not hinder driving are, for example, functions that lighten the operation load, such as a function for making and receiving voice calls and a function for reading a received electronic mail. Some of the functions that do not hinder driving are, for example, functions that have heavy operational burdens, such as restrictions on operation time and the number of operations. Such as service usage functions.

The start switch 15 outputs a signal instructing start of the vehicle 1, that is, start of a power source (for example, an engine or the like) of the vehicle 1 in accordance with a driver's input operation.
The electronic shift switch 16 outputs an electronic signal that instructs the operation of the transmission according to the position of the shift lever that can be operated by the driver. For example, when the shift lever is operated to the travel position, a signal that instructs the operation of the transmission so that the vehicle 1 can travel is output.
The electric parking brake 17 outputs an electronic signal instructing the operation of the parking brake according to the position of the parking brake lever that can be operated by the driver. For example, when the parking brake lever is operated to the operating position, a signal instructing operation of the parking brake is output.

The notification device 18 includes, for example, a tactile transmission device, a visual transmission device, and an auditory transmission device.
The tactile transmission device is, for example, a seat belt device, a steering control device, or the like, and generates a predetermined tension on the seat belt, for example, in response to a control signal input from the vehicle control unit 14 so that an occupant of the host vehicle can sense the touch. For example, a perceivable tightening force is applied, or vibration (steering vibration) that can be perceived tactilely by the driver of the vehicle is generated on the steering wheel, for example. The visual transmission device is, for example, a display device or the like, and displays predetermined alarm information or blinks a predetermined alarm light on the display device, for example, in accordance with a control signal input from the vehicle control unit 14. The auditory transmission device is, for example, a speaker or the like, and outputs a predetermined alarm sound or voice according to a control signal input from the vehicle control unit 14.
The lock unit 19 receives predetermined functions (for example, doors and trunks) of the vehicle 1 in response to a command signal transmitted from the electronic key terminal 61 or an input operation of an operator to an operation switch (not shown) of the electronic key terminal 61. Unlocking and locking).

The vehicle control system 10 according to the present embodiment has the above-described configuration. Next, the operation of the vehicle control system 10 will be described.
Note that the processing shown in FIG. 4 is repeatedly executed at a predetermined cycle, for example.
First, in step S01 shown in FIG. 4, at least one communication terminal 41 depends on whether or not radio waves for communication with the communication terminal 41 are received by the wireless communication unit 12 via the antenna 61a. It is determined whether or not the vehicle 1 is present in the vehicle.
If this determination is “NO”, the flow proceeds to step S 03 described later.
On the other hand, if this determination is “YES”, the flow proceeds to step S 02.

In step S02, the communication terminal 41 that has transmitted the radio wave having the highest intensity among the radio waves received by the wireless communication unit 12 via the antenna 61a and having a radio wave strength equal to or higher than a predetermined strength is attached to the mounting unit 11. It is determined whether or not it is attached.
If the determination result is “YES”, the process proceeds to step S03. In step S03, the vehicle 1 is allowed to start and the process proceeds to the end.
On the other hand, if this determination is “NO”, the flow proceeds to step S 04, where the start of the vehicle 1 is suppressed and the flow proceeds to the end.

As described above, according to the vehicle control system of the present embodiment, the communication terminal 41 determines whether or not the communication terminal 41 exists in the vehicle 1 based on radio waves for communication with the outside. When the passenger does not have a communication terminal, it is possible to prohibit the start of the vehicle 1 and to ensure convenience. Furthermore, since the start suppression of the vehicle 1 is executed when the communication terminal 41 that is not attached to the attachment unit 11 is present in the vehicle, appropriate vehicle control can be performed.
Furthermore, since the antenna 12a is disposed at a position closest to the driver's seat 1a among the seats in the vehicle, when the driver possesses the communication terminal 41, the communication terminal 41 has a plurality of communication in the vehicle. The terminal 41 is the communication terminal 41 having the highest radio wave intensity and the radio wave intensity equal to or higher than a predetermined intensity. In addition, when only a passenger other than the driver has the communication terminal 41, even if the communication terminal 41 has the highest radio wave intensity among the plurality of communication terminals 41 in the vehicle, the radio wave intensity is less than a predetermined intensity. It becomes. As a result, the antenna 12a is arranged at a position closest to the driver's seat 1a among the seats in the vehicle, and the communication terminal 41 having the highest radio wave intensity and the radio wave intensity equal to or higher than a predetermined intensity is attached to the mounting portion. 11, it is possible to determine the presence or absence of the communication terminal 41 of the driver and to perform appropriate vehicle control. Therefore, it is possible to easily construct a system with high versatility while preventing the cost required for the configuration from increasing.

Further, since it is determined whether at least one of the predetermined signal pattern included in the received radio wave and the frequency of the radio wave matches predetermined reference information stored in advance, the communication terminal 41 is determined. Can be determined easily and with high accuracy.
Furthermore, the antenna 12a capable of detecting an RF (Radio Frequency) band used for communication by the electronic key terminal 61 can be shared by the electronic key terminal 61 and the communication terminal 41, thereby preventing the cost required for the configuration from increasing. be able to.
Since the start suppression of the vehicle 1 is executed by at least one of the electronic shift switch 16, the electric parking brake 17, and the start switch 15, the configuration is compared with a case where, for example, a mechanical lock mechanism is provided. It is possible to prevent the cost required for the increase.

  In the above-described embodiment, when the vehicle control unit 14 detects that at least one communication terminal 41 is present in the vehicle 1, the vehicle control unit 14 attaches the communication terminal 41 possessed by the driver to the attachment unit 11. You may perform the alert | report which encourages.

  The above-described embodiments are presented as examples, and are not intended to limit the scope of the invention. The above-described novel embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the spirit of the invention. The above-described embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalents thereof.

DESCRIPTION OF SYMBOLS 1 Vehicle 1a Driver's seat 10 Vehicle control system 11 Mounting part 12 Wireless communication part (Radio wave detection means)
12a Antenna (radio wave detection means)
14 Vehicle control unit (determination means, start control means)
15 Start switch 16 Electronic shift switch 17 Electric parking brake 33 Wearing part control part (mounting judging means)
41 Communication terminal

Claims (5)

Radio wave detecting means for detecting a predetermined radio wave in the vehicle,
Determination means for determining whether or not the communication terminal is present in the vehicle according to whether or not a radio wave for communication with the outside is detected by the radio wave detection means as the predetermined radio wave When,
A mounting part capable of mounting the communication terminal in the vehicle;
A mounting determination means for determining whether or not the communication terminal is mounted on the mounting portion;
When the determination means determines that the communication terminal is present in the vehicle, and the attachment determination means determines that the communication terminal is not attached to the attachment portion, the vehicle start suppression is performed.
Start control means for prohibiting execution of the start suppression when the determination means determines that the communication terminal does not exist in the vehicle;
Comprising
A vehicle control system. The radio wave detection means is disposed at a position closest to the driver's seat among the seats in the vehicle,
The start control means, when the plurality of different radio waves corresponding to the plurality of communication terminals are detected by the radio wave detection means, the intensity of the radio waves is the highest among the plurality of communication terminals by the mounting determination means. Permitting the vehicle to start when it is determined that the communication terminal that is high and the strength of the radio wave is equal to or higher than a predetermined strength is attached to the attachment unit;
The vehicle control system according to claim 1. The determination means has at least one of a predetermined signal pattern included in the predetermined radio wave detected by the radio wave detection means and a frequency of the predetermined radio wave detected by the radio wave detection means in advance. When the predetermined reference information stored matches the predetermined radio wave detected by the radio wave detection means, the communication terminal determines that the radio wave is for communication with the outside.
The vehicle control system according to claim 1 or 2, characterized by the above. The radio wave detection means is capable of detecting radio waves for the vehicle electronic key to communicate with the vehicle.
The vehicle control system according to any one of claims 1 to 3, characterized in that: The start control means suppresses start of the vehicle by at least any one of prohibition of switching to a travel position by an electronic shift switch, prohibition of parking brake release by an electric parking brake, and prohibition of vehicle start by a start switch. Run the
The vehicle control system according to any one of claims 1 to 4, wherein:

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