JP2001040920A - Access control device and data communication system using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a control device which enables a door lock to be easily opened and closed by simply making a call from a cellular phone or the like to a telephone installed in an automobile. SOLUTION: The telephone number of a talking device such as a cellular phone is preregistered S20, S21, S22. When a call from the talking device is made to a wireless talking device installed in an automobile, the wireless talking device outputs reported telephone number information to an access control device. When the reported telephone number information matches the registered telephone number information S25, the access control device outputs a control signal to a door lock control device S26 and gives instructions on control of a door lock.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a keyless entry device for controlling a door lock of a car or the like mainly by using a communication device such as a portable telephone.

[0002]

2. Description of the Related Art Japanese Patent Publication No. 6-03369 discloses an apparatus for controlling a door lock of a vehicle by a radio apparatus.
An apparatus as shown in Japanese Patent Publication No. 1 has been proposed. In Japanese Patent Publication No. 6-33691, a locking device for an opening / closing body such as a door provided in a vehicle can be locked using wireless communication of a portable device. When the locking operation is performed by the user, it is possible to confirm that the locking device on the vehicle side is locked on the portable device on the transmission side. For this reason, a portable device that transmits a lock signal for locking the opening / closing body, and upon receiving a lock signal from the portable device, locks the opening / closing body and notifies the portable device that the opening / closing body is locked. And a vehicle-mounted device for transmitting a signal.

[0003]

SUMMARY OF THE INVENTION The above-mentioned Japanese Patent Publication No. Hei 6-3
According to Japanese Patent No. 3691, it is necessary to prepare both a portable device and an in-vehicle device for receiving a lock signal transmitted from the portable device, and it is troublesome for a user to carry the dedicated portable device. There is a problem that is. Also, in order to authenticate the portable device, it is necessary to transmit data corresponding to an ID predetermined for each portable device.

An object of the present invention is to solve the problems of the prior art, and to provide a control device capable of easily opening and closing a door lock by simply making a call from a portable telephone or the like to a telephone installed in an automobile. It is in.

[0005]

According to the present invention, there is provided an access control apparatus including an interface unit connected to another device, the recording unit pre-recording telephone number information; Receiving means for receiving telephone number information from another communication device, telephone number information received by the receiving means, and determining means for determining whether the telephone number information recorded by the recording means matches, And control means for sending a control signal to the device via the interface means when it is determined by the determination means that they match.

[0006] An access control device having an interface means connected to another device, the recording device pre-recording telephone number information and authentication information for performing authentication, and a telephone call from another communication device. Receiving means for receiving number information and authentication information, first determining means for determining whether or not the telephone number information received by the receiving means matches the telephone number information recorded by the recording means; The second determining means for determining whether the authentication information received by the receiving means matches the authentication information recorded by the recording means, and the first and second determining means match each other. If it is determined that the control unit transmits the control signal to the device via the interface unit, the control unit may be provided.

The control means includes a plurality of types of the control signals, the reception means further receives control information corresponding to the plurality of types of the control signals, and the control means receives the control information by the reception means. A type of control signal corresponding to the control information can be transmitted.

[0008] Further, it is possible to have a registration means for making the recording means record.

Also, through the interface means,
The apparatus may further include a detecting unit that detects a control state of another device, and a transmitting unit that transmits the control state detected by the detecting unit to another communication device.

[0010] The interface means is an interface connected to a vehicle-mounted local area network.

The control signal includes a control signal for opening and closing a door of an automobile door lock device, a control signal for controlling an engine start of an automobile engine start device, and a control signal for an automobile engine control device. And at least one of a control signal of a car navigation device and a control signal of a door lock device of a house.

A data communication system comprising an access control device having an interface means connected to another device and a communication device for performing communication, wherein the communication device comprises:
When connected to another communication device, the communication device further includes transmitting means for detecting telephone number information of the other communication device and transmitting the telephone number information to the access control device. Recording means for pre-recording, telephone number information received by the receiving means, telephone number information received by the receiving means, and telephone number recorded by the recording means. The information processing apparatus may include a determination unit that determines whether or not the information matches, and a control unit that sends a control signal to the device via the interface unit when the determination unit determines that the information matches. .

[0013]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a block diagram of a data communication system using a control device according to a first embodiment of the present invention.

In FIG. 1, a communication device 100 is a communication device such as a normal portable telephone or a fixed telephone, and is assigned telephone number information in advance. In-vehicle device 200
Is a control device mounted on a car or the like, and includes a wireless communication device 210, an access control device 221, and a door lock control device 230. The wireless communication device 210 is a communication device such as a car phone, a mobile phone, a card-type PHS, and a modem, and transmits and receives signals to and from the communication device 100 wirelessly. The door lock control device 231 includes an opening / closing unit that locks and unlocks a door of a car. Access control device 22
When the wireless communication device 210 receives a call from the communication device 100, the wireless communication device 210 performs authentication based on the telephone number information of the communication device 100, and after the authentication, the door lock control device 231.
Instruct the door lock. For this authentication, telephone number information of the communication device 100 is registered in the access control device 221 in advance.

FIG. 9 shows a hardware configuration of the access control device 221. In FIG. 9, the access control device 2
Reference numeral 21 denotes a CPU 10 for executing a process, a ROM 11 for storing a program corresponding to the process, a non-volatile memory RAM 12 for storing a telephone number, and a wireless communication device 210.
, An input unit 14 such as a keyboard for receiving an instruction, and a door lock I / F 16 for connecting to the door lock control device 231. Further, the access control device 221 may include the wireless communication device 210. Further, an external I / F 15 for connecting an external device may be provided.
Further, the access control device 221 may be provided with a display unit such as a display. Communication device I / F1
Reference numeral 3 denotes an interface such as RS232C. The door lock I / F 16 and the external I / F 15 are connected to each other by a CAN, which is a local area network for mounting on a vehicle.
(Controller Area Network) interface can be used.

FIG. 11 shows a connection example using CAN. In FIG. 11, the LAN-I / F 16 of CAN,
The access control device 221, the door lock control device 231, and the actuators a, b, c and d are connected via 21, 22, 23, 24 and 25, respectively. The access control device 221 includes LAN-I / Fs 16 and 21
, The door lock control device 231 can be accessed. Upon receiving the control signal from the access control device 221, the door lock control device 231
The actuators a, b, c, and d are accessed via the I / Fs 21, 22, 23, 24, and 25, and the doors a, b, c, and d are unlocked.

Next, the processing executed by the CPU 10 will be described with reference to FIG. The processing executed by the CPU 10 includes a telephone number registration processing for registering a telephone number in advance and a door lock control processing for controlling a door lock. FIG. 10 shows a flowchart of the telephone number registration process and the door lock control process. A program corresponding to the flowchart shown in FIG.

First, the telephone number registration process will be described. When registering a telephone number, the user presses a registration key provided in the input unit 14 of the access control device 221. Alternatively, registration can be performed by accessing from the communication device 100 via the wireless communication device 210 and inputting a predetermined specific number for registration within a predetermined time from the start of the call. In FIG. 10, the CPU 10 determines whether or not the registration is made based on whether the registration key is pressed or whether a specific number is input within a predetermined time (S20).
In the case of registration, a telephone number is accepted (S2
1). If the registration key is pressed, the input unit 14
The telephone number is accepted from the numeric keypad provided in the. Alternatively, when being accessed by the communication device 100, the telephone number information of the communication device 100 is transmitted from the wireless communication device 210, and the telephone number information of the communication device 100 is received as it is. After that, the telephone number is stored in RAM1
2 (S22), and terminates the telephone number registration process.

In the door lock control process, a call is made from the communication device 100 to the wireless communication device 210, and the telephone number information of the communication device 100 is notified to the wireless communication device 210. The wireless communication device 210 sends the received telephone number information to the access control device 221. The access control device 221 compares the input telephone number information with the registered telephone number information (S25), and sends a control signal to the door lock control device 231 when the input telephone number information matches the registered telephone number information. Output (S26). The door lock control device 231 releases the door lock when a control signal is input.

According to this embodiment, the door lock is released only from the communication device of the telephone number registered in advance. That is, since the telephone number information varies depending on the communication device, the door lock is not released from an unauthorized communication device without permission. Further, if a mobile phone device is used as a communication device, when a user carries a mobile phone, there is no need to carry a transmission device or a key using another wireless device, which is more advantageous.

Next, a second embodiment will be described with reference to FIG.

FIG. 2 is a block diagram showing a data communication system using a control device according to a second embodiment of the present invention. In the second embodiment, when controlling the door lock, the authentication as to whether the access is made by a valid user is performed by comparing the phone number and the password registered in advance. In this case, a password is used as the authentication information.

In FIG. 2, a communication device 102 includes a password input device 120 such as a keyboard for receiving an input of a password from a user, a telephone number adding device 130 for adding the telephone number of the telephone when making a call, and other devices. When communicating with the communication device, the telephone number added by the telephone number adding device 130 is multiplexed and transmitted, and the password input device 1
Data multiplexing device 1 for transmitting the personal identification number received at 20
And 10. The access control device 222 according to the second embodiment performs a process of accepting registration of a personal identification number and storing it in the RAM 12 at the time of telephone number registration processing, in addition to the functions of the first embodiment.

In FIG. 2, telephone number information assigned to the telephone device 102 is stored in the telephone number adding device 130. When a call is made from the telephone device 102 to the wireless telephone device 210, the stored telephone number information is output from the telephone number adding device to the data multiplexing device 110. The telephone number information output from the data multiplexing device 110 is notified to the wireless communication device 210. The wireless communication device 210 outputs the received telephone number information to the access control device 222. Further, in the second embodiment, the communication device 10
2, a password input device 120 is provided, and password information input by the user is output to the data multiplexing device 110. The password information output from the data multiplexing device 110 is output to the wireless communication device 210. Wireless communication device 2
In step 10, the received personal identification number information is stored in the access control device 2.
22.

The access control unit 222 compares the input telephone number information with the registered telephone number, and compares the input password information with the registered password information. If both information match, the control signal is output to the door lock control device 230. The door lock control device 230 unlocks the door when a control signal is input.

According to the present embodiment, by inputting a personal identification number, a malicious user makes a call from a communication device having telephone number information registered in the access control device and unlocks the door. It is possible to prevent a wrongdoing that occurs, or an error in which a legitimate user accidentally calls and releases the door lock.

If a number or symbol switch from 0 to 9 attached to the telephone is used as a personal identification number input device,
It is possible to realize a password input function without increasing the number of switches.

Next, a third embodiment will be described with reference to FIG.

FIG. 3 is a block diagram of a data communication system using a control device according to a third embodiment of the present invention. 1 and 2 have the same functions.

The third embodiment shows an embodiment in which a door lock instruction is given in addition to the door lock release.

In FIG. 3, the communication device 103 includes a control information input device 140 for receiving control information of an instruction to open and close a door lock. The access control device 223 includes a plurality of control signals to be transmitted to the door lock control device 230, receives control information received by the control information input device 140 of the communication device 103 via the wireless communication device 210, and receives the received control information. A control signal of a type corresponding to the information is sent to the door lock control device 233.

In FIG. 3, the telephone number information assigned to the communication device 103 is stored in the telephone number adding device 130. When a call is made from the telephone device 103 to the wireless telephone device 210, the stored telephone number information is output from the telephone number adding device to the data multiplexing device 110.
The telephone number information output from the data multiplexing device 110 is notified to the wireless communication device 210. The wireless communication device 210 outputs the received telephone number information to the access control device 223.

In the present embodiment, the control information input device 140 is provided in the communication device 103, and the control information input by the user is output to the data multiplexing device 110. The control information output from data multiplexing device 110 is output to wireless communication device 210. The wireless communication device 210 outputs the received control information to the access control device 223.

The access control unit 223 compares the input telephone number information with the registered telephone number information, and controls the door lock control unit 233 only when the input telephone number information matches the registered telephone number information. Output a control signal corresponding to the information. The door lock control device 233 performs the door lock release operation when the control signal is the door lock release, and performs the door lock operation when the control signal is the door lock.

According to the third embodiment, a plurality of controls can be easily realized by input from the control information input device 140. By providing a dedicated switch as a control information input device and making a telephone call with one operation and automatically transmitting the control information, the user can easily perform door control without complicated operation, which is beneficial. is there. Or, when the communication device 100 is a normal mobile phone,
By associating the specific number with the control signal in advance, the door lock can be controlled by key input of the specific number.

Next, a fourth embodiment will be described with reference to FIG.

FIG. 4 is a block diagram showing a data communication system using a control device according to a fourth embodiment of the present invention. In the fourth embodiment, the access control device 224 changes the control state of the door lock control device 234,
An embodiment for notifying the communication device 104 will be described. The access control device 224 further includes a detection unit that detects a control state of the door lock control device via the door lock I / F 16, and a transmission unit that transmits the detected control state to the communication device 100.

In FIG. 4, telephone number information is assigned to the communication device 104. When a call is made from the communication device 104 to the wireless communication device 210, the telephone number information of the communication device 104 is notified to the wireless communication device 210. The wireless communication device 210 outputs the received telephone number information to the access control device 224. In the access control device 224,
The input telephone number information is compared with the registered telephone number information, and when the input telephone number information matches the registered telephone number information, a request to output information on the open / closed state of the door of the door lock control device 234 is issued. I do. The door lock control device 234 checks the open / closed state of the door and outputs information on the open / closed state to the access control device 224. The access control device 224 outputs the input information about the open / closed state to the wireless communication device 210. Wireless communication device 2
At 10, the input information about the open / closed state of the door is transmitted to the communication device 100. The communication device 104 displays the received information on the open / closed state of the door on a display or notifies the user by voice.

According to the present embodiment, even if the car is far away, the user can obtain the open / closed state of the door simply by making a telephone call. is there.

Next, a fifth embodiment will be described with reference to FIG.

FIG. 5 is a block diagram showing a control device using a communication device according to a fifth embodiment of the present invention.
In the fifth embodiment, an embodiment in which the access control device accesses the engine start device will be described.

In FIG. 5, the engine start device 23
1 is connected to an access control device via the LAN-I / F of the CAN, for example, and starts the engine when a control signal is received. The access control device according to the present embodiment sends a control signal for instructing engine start to engine start device 231 via external I / F 15 shown in FIG.

The telephone device 100 is assigned telephone number information. From the communication device 100 to the wireless communication device 210
, The telephone number information of the communication device 100 is notified to the wireless communication device 210. The wireless communication device 210 outputs the received telephone number information to the access control device 225. The access control device 225 compares the input telephone number information with the registered telephone number information, and outputs a control signal to the engine start device 231 when the input telephone number information matches the registered telephone number information. The engine start device 231 starts the engine when a control signal is input.

According to the present embodiment, it is possible to access from the communication device of the telephone number registered in advance and start the engine via the access control device.
Further, if a mobile phone device is used as a communication device, when a user carries a mobile phone, there is no need to carry a transmission device or a key using another wireless device, which is more advantageous. This embodiment is, for example, when it is necessary to warm the engine in advance in a cold region, etc., from a remote location,
The engine can be started by accessing the communication device.

Next, a sixth embodiment will be described with reference to FIG.

FIG. 6 is a block diagram showing a data communication system using a control device according to a sixth embodiment of the present invention. In the sixth embodiment, an embodiment in which the state of the engine control device is confirmed will be described.

In FIG. 6, the engine control unit 232
Has a function of detecting the state of the vehicle and a function of outputting the state of the engine.
It is connected to the access control device via the N-I / F. The state of the vehicle includes, for example, a traveling distance.

In FIG. 6, telephone number information is assigned to the communication device 106. When a call is made from the communication device 106 to the wireless communication device 210, the telephone number information of the communication device 106 is notified to the wireless communication device 210. The wireless communication device 210 outputs the received telephone number information to the access control device 226. In the access control device 226,
The input telephone number information is compared with the registered telephone number information, and when the telephone number information matches the registered telephone number information, a request for output of information relating to the vehicle state of the engine control device 232 is made. Engine control device 232
Then, the state of the vehicle is checked, and information on the state of the vehicle is output to the access control device 226. The access control device 226 outputs the input information on the state of the vehicle to the wireless communication device 210. The wireless communication device 210 transmits the input information regarding the open / closed state of the door to the communication device 106. The communication device 106 displays the received information on the state of the vehicle on a display, notifies the user by voice, or outputs the information to another device. Further, in the present embodiment, by providing a function of registering a plurality of telephone numbers, an access control device provided in a customer's vehicle can be provided from a telephone having a telephone number registered by a dealer or a vehicle manager. By accessing the engine control device via the PC, it is possible to detect the state of the customer's vehicle.

According to the present embodiment, the user or the vehicle manager can obtain the state of the vehicle by simply performing a telephone call even if the vehicle is far away. Is beneficial.

Next, a seventh embodiment will be described with reference to FIG.

FIG. 7 is a block diagram showing a control device using a communication device according to a seventh embodiment of the present invention. In the seventh embodiment, an embodiment in the case where the access control device accesses the car navigation system will be described.

In FIG. 7, the car navigation system 2
33 is connected to an access control device via the LAN-I / F of the CAN, for example, and starts / stops car navigation by receiving a control signal;
Or, confirm the route settings. Further, each of these processes may be performed corresponding to a plurality of types of control signals.

In FIG. 7, telephone number information is assigned to the communication device 100. When a call is made from the communication device 100 to the wireless communication device 210, the telephone number information of the communication device 100 is notified to the wireless communication device 210. The wireless communication device 210 outputs the received telephone number information to the access control device 227. In the access control device 227,
The input telephone number information is compared with the registered telephone number information, and when it matches the registered telephone number information, a control signal is output to the car navigation device 233. The car navigation device 233 activates the car navigation when the control signal is input. Alternatively, the route may be stopped or the route setting may be determined.

According to the present embodiment, car navigation can be operated from the communication device of the telephone number registered in advance.

Next, an eighth embodiment will be described with reference to FIG.

FIG. 8 is a block diagram showing a control device using a communication device according to an eighth embodiment of the present invention. In the eighth embodiment, an example in which an instruction to open and close a front door is issued from a wireless communication device will be described.

In FIG. 8, a radio communication device 300 is a communication device such as a mobile phone. The communication device 210 is a communication device such as a fixed telephone, and is connected to the access control device 228. The entrance door control device 240 is, for example, an RS
When connected to the access control device 228 via an interface such as 232C and receives a control signal from the access control device 228 to instruct opening and closing of the entrance door, the opening and closing of the entrance door is controlled.

Referring to FIG. 8, telephone number information is assigned to radio communication apparatus 300. When a call is made from the wireless communication device 300 to the communication device 400, the wireless communication device 30
The telephone number information of 0 is notified to the communication device 400. The communication device 400 transmits the telephone number information to the access control device 2.
28. The access control device 228 compares the input telephone number information with the registered telephone number information, and outputs a control signal to the entrance door control device 240 when the input telephone number information matches the registered telephone number information. The entrance door control device 240 unlocks the door when a control signal is input.

According to the present embodiment, since the telephone number information differs depending on the telephone device, the door lock can be released from the telephone device of the telephone number registered in advance. Also, if a mobile phone device is used as a communication device,
When the user is carrying a mobile phone, there is no need to carry a key, which is useful.

[0061]

As described in detail above, according to the present invention, there is provided a control device which can easily open and close a door lock simply by making a call from a portable telephone or the like to a telephone installed in an automobile. can do.

[Brief description of the drawings]

FIG. 1 is a block diagram of a data communication system using a control device according to a first embodiment of the present invention.

FIG. 2 is a block diagram of a data communication system using a control device according to a second embodiment of the present invention.

FIG. 3 is a block diagram of a data communication system using a control device according to a third embodiment of the present invention.

FIG. 4 is a block diagram of a data communication system using a control device according to a fourth embodiment of the present invention.

FIG. 5 is a block diagram of a data communication system using a control device according to a fifth embodiment of the present invention.

FIG. 6 is a block diagram of a data communication system using a control device according to a sixth embodiment of the present invention.

FIG. 7 is a block diagram of a data communication system using a control device according to a seventh embodiment of the present invention.

FIG. 8 is a block diagram of a data communication system using a control device according to an eighth embodiment of the present invention.

FIG. 9 is a hardware configuration diagram of an access control device 221.

FIG. 10 is a flowchart of a process executed by a CPU 10;

FIG. 11 is an explanatory diagram showing a connection example when a CAN is used.

[Explanation of symbols]

REFERENCE SIGNS LIST 100 communication device 110 data multiplexing device 120 security code input device 130 telephone number adding device 140 control information input device 200 vehicle-mounted device 210 wireless communication device 221, 222, 223, 224, 225, 226.2
27/228 Access control device 230 Door lock control device 231 Engine start device 232 Engine control device 233 Car navigation device 240 Entrance door control device 300 Wireless communication device 400 Communication device 500 Indoor device.

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04L 9/32 H04Q 9/00 301B H04M 11/00 301 9/14 J H04Q 9/00 301 H04B 7/26 H9 / 14 H04L 9/00 675A (72) Inventor Toyota Honda 292 Yoshida-cho, Totsuka-ku, Yokohama-shi, Kanagawa Prefecture F-term in the Multimedia System Development Division, Hitachi, Ltd. F-term (reference) 2E250 AA02 AA21 BB08 BB21 BB44 BB46 BB59 BB61 BB65 CC11 CC12 CC16 DD01 EE02 EE12 FF23 FF34 HH02 JJ03 KK02 LL00 LL03 TT03 5J104 AA07 KA01 KA02 KA04 NA05 NA36 NA38 PA01 PA16 5K048 BA13 BA42 BA53 DC01 5K067 AA34 BB03 BB04 BB03 BB03 DD11

Claims (8)

[Claims] An access control device comprising an interface means connected to another device, comprising: a recording means for pre-recording telephone number information; a receiving means for receiving telephone number information from another communication device; The determining means for determining whether the telephone number information received by the receiving means matches the telephone number information recorded by the recording means, and when the determining means determines that they match, the interface means Control means for sending a control signal to the device via the access access control device. 2. An access control apparatus comprising an interface means connected to another device, comprising: recording means for pre-recording telephone number information and authentication information for performing authentication; Receiving means for receiving number information and authentication information, first determining means for determining whether or not the telephone number information received by the receiving means matches the telephone number information recorded by the recording means; Second determining means for determining whether the authentication information received by the receiving means matches the authentication information recorded by the recording means,
Access control means for transmitting a control signal to the device via the interface means when both of the first and second determination means determine that they match. apparatus. 3. The access control device according to claim 1, wherein said control means comprises a plurality of types of said control signals, and said receiving means further comprises control information corresponding to a plurality of types of said control signals. An access control device receiving, wherein the control means transmits a control signal of a type corresponding to the control information received by the receiving means. 4. The access control device according to claim 1, further comprising a registration unit for causing said recording unit to record. 5. An access control apparatus according to claim 1, wherein said interface means detects, via said interface means, a control state of another device, and another control state detected by said detection means. An access control device, further comprising a sending unit for sending to a communication device. 6. The access control device according to claim 1, wherein said interface means is an interface connected to a vehicle-mounted local area network. 7. The access control device according to claim 1, wherein the control signal controls a control signal for opening / closing a door of a vehicle door lock device and an engine start of a vehicle engine start device. An access control device, which is at least one of a control signal, a control signal of an automobile engine control device, a control signal of a car navigation device, and a control signal of a door lock device of a house. 8. A data communication system comprising: an access control device including an interface unit connected to another device; and a communication device for performing communication, wherein the communication device includes:
When connected to another communication device, the communication device further includes transmitting means for detecting telephone number information of the other communication device and transmitting the telephone number information to the access control device. Recording means for pre-recording, telephone number information received by the receiving means, telephone number information received by the receiving means, and telephone number recorded by the recording means. Determining means for determining whether or not the information matches, and control means for transmitting a control signal to the device via the interface means when the determining means determines that the information matches. Data communication system.