JP2008223412A - Locking and unlocking system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To inform a user of forgetting to lock when the user goes out without locking after closing a door. <P>SOLUTION: An outdoor sensor 6 for transmitting electric waves for confirmation to a portable machine 5 when the portable machine 5 enters a communication area is arranged in the common use part of a building separated from a reader 4. The reader 4 has a function which determines the forgetting of locking and transmits electric wave for notification when there is no locking instruction input by switching operation within a predetermined time after the door is opened and closed when unlocking a lock. The portable machine 5 stores in a storage part 5d the information on the forgetting of locking indicating the forgetting of locking when receiving the electric wave for notification from the reader 4 and outputs the alarm of the forgetting of locking from a reporting section 5e when it receives the electric wave for confirmation from the outdoor sensor 6 and the information on the forgetting of locking is stored in the storage part 5d. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention includes a portable device that transmits an ID signal for authentication that identifies a user and a reader that receives an ID signal transmitted from the portable device, and the portable device is close to a predetermined communication area of the reader. The present invention relates to a locking / unlocking system that locks and unlocks a lock by a switch operation according to a user's intention to lock / unlock.

  Various lock / unlock systems that electrically lock / unlock the lock have been proposed according to the type of use. Here, the locking / unlocking system disclosed in the following Patent Document 1 will be described as an example of the locking / unlocking system related to the present invention.

FIG. 3 shows a schematic configuration of a locking / unlocking device disclosed in Patent Document 1 below as a conventional locking / unlocking system. The touch / unlock device shown in FIG. 3 includes a transmitter / receiver provided with a transmission antenna and a reception antenna, and a touch switch 101 that includes the transmitter / receiver and a cylinder lock and that can be unlocked and unlocked by an operation of a person who performs the unlocking / unlocking operation. And an outer lock portion 102 provided with an outer surface of the door 103. Further, the inner surface of the door 103 includes a transmitter / receiver provided with a transmitting antenna and a receiving antenna, and a thumb turn device provided with an electric drive part of a locking / unlocking mechanism, and an inner locking part 105 provided with a touch switch 104. Are arranged. In this locking / unlocking device, the controller 107 shifts to a locking / unlocking preparation mode in accordance with reception of a response code signal from the portable device 106, and the touch switch 101 or 104 is operated in this preparation mode. Thus, the locking or unlocking is executed.
JP 2003-343129 A

  In the conventional locking / unlocking device shown in FIG. 3, at the time of locking / unlocking the lock, the touch switch 101 or 104 provided on the door is pressed after detecting that the user holding the portable device 106 has approached the door. Then, it was recognized that the user had a will to unlock, and unlocking and locking was performed.

  However, in the conventional locking / unlocking device shown in FIG. 3 described above, if the holder of the portable device 106 opens the door and then goes out without locking, no action occurs, so the user forgets to lock the lock. There was a risk of occurrence.

  Then, this invention is made | formed in view of the said problem, and it aims at providing the locking / unlocking system which can prevent forgetting locking when forgetting locking and going out after opening a door. .

In order to achieve the above object, a locking / unlocking system according to claim 1 receives a portable device that transmits an ID signal for authentication that identifies a user, and an ID signal transmitted from the portable device. In a locking / unlocking system comprising a reader, after detecting that the portable device is close to the communication area of the reader, and locking / unlocking the lock by a switch operation by the user's willingness to
An outdoor sensor that is disposed in a common part of the building away from the reader and transmits a confirmation radio wave to the portable device when the portable device enters the communication area;
The reader has a function of transmitting a notification radio wave by determining that the lock is forgotten when there is no lock instruction input by the switch operation within a predetermined time after the door is opened and closed when the lock is unlocked. ,
The portable device stores a lock forgetting information indicating forgetting to lock when receiving the notification radio wave from the reader, and receives the confirmation radio wave from the outdoor sensor and stores the lock forgetting information in the storage unit. And a notifying unit that outputs a lock forgetting alarm when stored.

  According to the locking / unlocking system according to the present invention, when the user forgets to lock and goes out after opening the door, a forgetting locking alarm is output from the portable device, so that the user who owns the portable device is effectively notified of the forgetting to lock. Can do.

  Hereinafter, the best mode of the present invention will be described in detail with reference to the accompanying drawings. FIG. 1 is a block diagram of a locking / unlocking system according to the present invention, and FIG. 2 is an operation explanatory diagram of the locking / unlocking system according to the present invention.

  The locking / unlocking system 1 of this example is employed in, for example, an apartment house or a tenant building, and includes an locking / unlocking mechanism 2, a door sensor 3, a reader 4, a portable device 5, and an outdoor sensor 6 as shown in FIG. Composed.

  The locking / unlocking mechanism 2 includes a driving device such as a motor and a solenoid provided on the door and a lock, and is designed to lock or unlock the lock via the driving device under the control of a control circuit unit 4c described later of the reader 4. The lock is locked and unlocked by driving and pulling the dead bolt into the locking hole of the door frame (when locking) or pulling it (when unlocking).

  The door sensor 3 is composed of, for example, various open / close sensors including a reed switch and a wireless type, and detects the open / close state of the door according to the door open / close operation by the user. The door sensor 3 outputs a door opening signal when the door is open, and outputs a door closing signal when the door is closed. The door opening signal and the door closing signal are input to a control circuit unit 4 c described later of the reader 4.

  The reader 4 is provided on, for example, a wall surface near the door, a door, or the like, and a communication area (reader radio range) for transmitting and receiving signals to and from the portable device 5 possessed by the user is determined in advance, as shown in FIG. As shown, the power supply circuit unit 4a, the operation unit 4b, the control circuit unit 4c, and the transmission / reception unit 4d are provided.

  The power supply circuit unit 4 a receives power supply from an external power supply, for example, a commercial power supply (AC 100 V), and supplies necessary drive power to each unit of the reader 4. The power supply circuit unit 4a supplies necessary drive power to the door locking / unlocking mechanism 2 via, for example, a current-carrying metal fitting or wiring (not shown), and also drives necessary for the outdoor sensor 6 via the wiring (not shown). Supply.

  The operation unit 4b is configured by an unlocking switch or a locking switch that is directly pressed by a user's intention to unlock, and outputs an unlocking instruction signal that instructs unlocking to the control circuit unit 4c by pressing the unlocking switch. The lock instruction signal for instructing the lock by pressing the lock switch is output to the control circuit unit 4c.

  The control circuit unit 4c drives and controls the transmission / reception unit 4d to transmit a confirmation radio wave to the portable device 5 using an induced magnetic field that is activated when the portable device 5 enters the communication area (reader radio wave range). ing. The confirmation radio wave is a radio wave for confirming whether the portable device 5 exists in the communication area (reader radio wave area) of the reader 4. The control circuit unit 4c receives the ID signal (authentication ID for identifying the user) from the portable device 5 as the response radio wave accompanying the transmission of the confirmation radio wave from the transmission / reception unit 4d to the portable device 5. When this is done, the received ID signal is compared with previously stored authentication information (information about the user who is permitted to lock / unlock the locking / unlocking mechanism 2) to determine its validity. And the control circuit part 4c is driving-controlling the locking / unlocking mechanism 2 according to the instruction | indication signal input from the operation part 4b, after authenticating an ID signal normally. That is, after the normal authentication of the ID signal, the control circuit unit 4c controls the unlocking mechanism 2 when the unlocking instruction signal is input from the operation unit 4b, and when the locking instruction signal is input from the operation unit 4b. The locking / unlocking mechanism 2 is controlled to be locked. Further, when the control circuit unit 4c determines that the door is not opened and locked after the door is closed during the unlocking control of the locking and unlocking mechanism 2, that is, the door sensor 3 inputs the door opening signal and the door closing signal is input. When the locking instruction signal is not input from the operation unit 4b within a predetermined time after the determination, it is determined that the locking is forgotten, and the transmission / reception unit 4d is driven and controlled to transmit a notification radio wave to the portable device 5. The notification radio wave is a radio wave for notifying that the user has forgotten to lock when the door is closed after the door is opened but is not locked.

  The transmission / reception unit 4d transmits a confirmation radio wave under the control of the control circuit unit 4c using an induced magnetic field that is activated when the portable device 5 enters the communication area (reader radio wave range). The transmission / reception unit 4d receives an ID signal (response radio wave) from the portable device 5 accompanying the transmission of the confirmation radio wave, and outputs the received ID signal to the control circuit unit 4c. Furthermore, the transmission / reception unit 4d transmits a notification radio wave under the control of the control circuit unit 4c when the control circuit unit 4c determines that the lock is forgotten.

  The portable device 5 performs non-contact communication with the reader 4 using an induced magnetic field that is activated by entering the communication area (reader radio wave area) of the reader 4 while being carried by the user. Non-contact communication is performed with the outdoor sensor 6 using an induced magnetic field activated by entering the communication area (outdoor sensor radio wave range) of the outdoor sensor 6 while being carried, as shown in FIG. , A power supply unit 5a, a control circuit unit 5b, a transmission / reception unit 5c, a storage unit 5d, and a notification unit 5e.

  The power supply unit 5 a is configured by, for example, a button battery or a dry battery that can be attached to and detached from the main body of the portable device 5, and supplies necessary drive power to each part of the portable device 5. The power supply unit 5a can also be configured as a self-excited power generation device that performs self-excited power generation using an induction magnetic field that is activated between the reader 4 and the outdoor sensor 6.

  The control circuit unit 5b drives the transmission / reception unit 5c so as to receive a confirmation radio wave and a notification radio wave transmitted from the reader 4 when the main body of the portable device 5 enters the communication area (reader radio wave area) of the reader 4. I have control. Further, the control circuit unit 5b drives and controls the transmission / reception unit 5c so as to transmit an ID signal (an authentication ID for identifying the user) from the transmission / reception unit 5c as a response radio wave accompanying reception of the confirmation radio wave from the reader 4. is doing. Furthermore, the control circuit unit 5b sets the transmission / reception unit 5c to receive the confirmation radio wave transmitted from the outdoor sensor 6 when the main body of the portable device 5 enters the communication area (outdoor sensor radio wave area) of the outdoor sensor 6. Drive control. In addition, the control circuit unit 5b allows the transmitter / receiver unit 5c to check from the outdoor sensor 6 when the portable device 5 storing the lock forgetting information stored in the storage unit 5d described later enters the communication area (outdoor sensor radio sphere) of the outdoor sensor 6. When the radio wave is received, the notification unit 5e is driven and controlled to output a forgetting to lock alarm.

  The transmission / reception unit 5c receives a confirmation radio wave from the reader 4 by using an induced magnetic field that is activated when the user carries the portable device 5 and enters the communication area (reader radio wave area) of the reader 4. An ID signal (authentication ID for identifying a user) is transmitted to the received confirmation radio wave, and a notification radio wave is received from the reader 4. In addition, the transmission / reception unit 5c uses the induction magnetic field that is activated when the user enters the communication area (outdoor sensor radio wave area) of the outdoor sensor 6 while carrying the portable device 5 to confirm from the outdoor sensor 6. You are receiving radio waves.

  The storage unit 5d is configured by a semiconductor memory such as a RAM, for example. When the transmitter / receiver 5c receives the notification radio wave transmitted from the reader 4, the storage unit 5d is written with lock forgetting information indicating forgetting to lock under the control of the control circuit unit 5b.

  When the portable device 5 storing the forgetting lock information in the storage unit 5d enters the communication area (outdoor sensor radio wave area) of the outdoor sensor 6 and the transmission / reception unit 5c receives the confirmation radio wave from the outdoor sensor 6 In addition, a lock forgetting alarm is output under the control of the control circuit unit 5b. Specifically, if the notification unit 5e is configured by a vibrator or a buzzer, and the transmitting / receiving unit 5c receives the confirmation radio wave from the outdoor sensor 6, the storage unit 5d stores the lock forgotten information, Vibrator vibrates or buzzer sounds.

  The outdoor sensor 6 is disposed at a position away from the communication area of the reader 4 by a predetermined distance, for example, a shared part shared by users such as a shared entrance and an elevator, and sends signals to and from the portable device 5 possessed by the user. It has a communication area (outdoor sensor radio wave area) for transmitting and receiving, and as shown in FIG.

  The control circuit unit 6a receives driving power from the power supply circuit unit 4a of the reader 4, and uses the induced magnetic field that is activated when the portable device 5 enters the communication area (outdoor sensor radio wave range). The transmission / reception unit 6b is driven and controlled so as to transmit a confirmation radio wave.

  The transmission / reception unit 6b transmits a confirmation radio wave under the control of the control circuit unit 6a using an induced magnetic field that is activated when the portable device 5 enters the communication area (outdoor sensor radio wave zone). The confirmation radio wave is a radio wave for confirming whether or not the portable device 5 exists in the communication area (outdoor sensor radio wave area) of the outdoor sensor 6.

  Next, the operation of the locking / unlocking system 1 configured as described above will be described with reference to FIG. Here, the operation in the case where the lock of the locking / unlocking mechanism 2 is unlocked from the room side, goes out to the outdoor side, and will be described as an example.

  First, when the user who has the portable device 5 enters the communication area (reader radio wave area) of the reader 4, the reader 4 controls the radio wave for confirmation from the transmission / reception unit 4 d to the portable device 5 under the control of the control circuit unit 4 c. Is transmitted (state shown in FIG. 2A). When the transmitting / receiving unit 5c receives the confirmation radio wave from the reader 4, the portable device 5 possessed by the user transmits an ID signal as a response radio wave to the confirmation radio wave from the transmission / reception unit 5c.

  Next, in the reader 4, when the transmission / reception unit 4 d receives the ID signal from the portable device 5 as a response radio wave to the confirmation radio wave, the control circuit unit 4 c determines the validity of the received ID signal. Then, after successfully authenticating the ID signal, the reader 4 releases the lock of the locking / unlocking mechanism 2 under the control of the control circuit unit 4c when the unlocking switch of the operation unit 4b is depressed by the user's intention to unlock. Control the lock. Thereby, the user possessing the portable device 5 can open the unlocked lock door and pass from the indoor side to the outdoor side.

  After that, the reader 4 opens the unlocked lock door, and when the locking switch of the operation unit 4b is pressed within a predetermined time by the user's willingness to lock from the indoor side to the outdoor side, the control circuit unit 4c With this control, the lock of the locking / unlocking mechanism 2 is locked.

  Here, when the user holding the portable device 5 opens and unlocks the unlocked lock door and closes the door, if the lock switch of the operation unit 4b is not pressed within a predetermined time, the reader 4 is controlled. The circuit portion 4c determines that the lock instruction signal is not input from the operation portion 4b within a predetermined time after the opening signal is input from the door sensor 3 and the closing signal is input, and it is determined that the lock is forgotten. Thereby, the reader 4 transmits the notification radio wave from the transmission / reception unit 4d to the portable device 5 (state shown in FIG. 2B). In the portable device 5 possessed by the user, when the transmitter / receiver 5c receives the notification radio wave from the reader 4, the control circuit unit 5b writes the lock forgotten information indicating that the user has forgotten to the storage unit 5d (FIG. 2C). ) State).

  Thereafter, when the user who has the portable device 5 enters the communication area (outdoor sensor radio wave area) of the outdoor sensor 6 for going out, the outdoor sensor 6 is controlled from the transmission / reception unit 6b to the portable device 5 under the control of the control circuit unit 6a. A confirmation radio wave is transmitted toward (a state of FIG. 2D). Then, when the transmitting / receiving unit 5c receives the confirmation radio wave from the outdoor sensor 6, the portable circuit 5 possessed by the user determines whether the control circuit unit 5b stores the forgetting lock information in the storage unit 5d. If it is determined that the lock forgotten information is stored in the storage unit 5d, the notification unit 5e is driven and a lock forgotten alarm is output (state shown in FIG. 2 (e)). Specifically, the vibrator is vibrated or a buzzer is sounded to output a lock forgetting alarm from the portable device 5. Thereby, the user who possesses the portable device 5 knows that the lock is forgotten from the vibration of the vibrator and the sound of the buzzer. In this case, the user who possesses the portable device 5 returns to the door where the locking / unlocking mechanism 2 forgot to lock and operates the locking switch of the operation unit 4b of the reader 4 to control the lock of the locking / unlocking mechanism 2. can do.

  Thus, according to the locking / unlocking system 1 of this example, when the user forgets to lock and goes out after opening the door, the user forgets to lock and outputs a lock forgotten alarm, so the user holds the portable device 5. It is possible to efficiently notify the user that the user has forgotten to lock, and to prevent the user from forgetting to lock. If the user who has the portable device 5 in which the lock forgetting information is stored in the storage unit 5d is at a position slightly away from the occupied portion where the outdoor sensor 6 is disposed, the portable device 5 is careless. The lock forgotten alarm is not output, and only when it is obviously going out, that is, the lock forgotten alarm is output for the first time when entering the common part (common part entrance / exit). It is possible to notify forgetting to lock more efficiently.

It is a block block diagram of the locking / unlocking system which concerns on this invention. It is operation | movement explanatory drawing of the locking / unlocking system which concerns on this invention. It is a figure which shows an example of the conventional locking / unlocking system disclosed by patent document 1. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Locking / unlocking system 2 Locking / unlocking mechanism 3 Door sensor 4 Reader 4a Power supply circuit unit 4b Operation unit 4c Control circuit unit 4d Transmission / reception unit 5 Portable device 5a Power supply unit 5b Control circuit unit 5c Transmission / reception unit 5d Storage unit 5e Notification unit 6 Outdoor sensor 6a Control circuit part 6b Transmission / reception part

Claims (1)

A portable device that transmits an ID signal for authentication that identifies a user and a reader that receives an ID signal transmitted from the portable device, and detects that the portable device is close to the communication area of the reader After that, in the locking / unlocking system that locks / unlocks the lock by the switch operation by the user's willingness to lock / unlock,
An outdoor sensor that is disposed in a common part of the building away from the reader and transmits a confirmation radio wave to the portable device when the portable device enters the communication area;
The reader has a function of transmitting a notification radio wave by determining that the lock is forgotten when there is no lock instruction input by the switch operation within a predetermined time after the door is opened and closed when the lock is unlocked. ,
The portable device stores a lock forgetting information indicating forgetting to lock when receiving the notification radio wave from the reader, and receives the confirmation radio wave from the outdoor sensor and stores the lock forgetting information in the storage unit. A locking / unlocking system comprising: a notification unit that outputs a lock forgetting alarm when stored.

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