JP2018168668A - Electric lock system, electric lock control device, and control method of electric lock system - Google Patents

Abstract

To provide an electric lock system, an electric lock control device, and a control method of the electric lock system capable of improving security.SOLUTION: An electric lock system 1 includes an electric lock control device 2, an outdoor key device 3, an indoor key device 4, and a detection unit 263. The electric lock control device 2 locks or unlocks a lock 8 provided at the doorway of a building 9. The outdoor key device 3 can communicate with the electric lock control device 2 and is outside the building 9 and portable. The indoor key device 4 can communicate with the electric lock control device 2 and is in the building 9. The detection unit 263 detects the presence of the outdoor key device 3 and the indoor key device 4. In the electric lock system 1, when the detection unit 263 detects the presence of both the outdoor key device 3 and the indoor key device 4, the unlocking function of the lock 8 by the outdoor key device 3 and the indoor key device 4 becomes effective.SELECTED DRAWING: Figure 1

Description

  The present invention generally relates to an electric lock system, an electric lock control device, and a control method of the electric lock system, and more particularly, an electric lock system, an electric lock control device, and a control of the electric lock system for electrically locking and unlocking the lock. Regarding the method.

  Conventionally, an electric lock system that unlocks an electric lock provided on a door when authenticating unique identification information of a non-contact key has been disclosed (for example, see Patent Document 1).

  The electric lock system of Patent Document 1 includes an electric lock device, a non-contact key, an outdoor reader and an indoor reader, and a control unit. The electric lock device electrically locks and unlocks a door of a room that restricts entry and exit. The non-contact key stores identification information that is a unique key ID. The outdoor reader and the indoor reader read identification information from the non-contact key. The control unit controls the electric lock device according to the authentication result of the identification information received by the outdoor reader or the indoor reader.

  The electric lock control unit of the control unit controls the electric lock device according to the determination result by the authentication unit. For example, when the identification information is authenticated as valid, a control signal for unlocking the electric lock device is obtained. Send to device.

JP 2014-189943 A

  For example, if a resident who is a user of a conventional electric lock system is a care recipient such as an elderly person and is receiving a visiting care service, or if a visiting caregiver has visited, unlock the electric lock (lock). It is necessary to lock in and invite visiting caregivers. However, if it is difficult for the care recipient to walk freely, it is difficult to move to the intercom master and check the visitor. Therefore, the care recipient needs to infer whether or not the visitor is a visiting caregiver based on the scheduled visit date and time of the visiting caregiver, and uses the non-contact key to lock the lock without checking the visitor. ) Was unlocked. For this reason, the conventional electric lock system has a problem that security is lowered.

  This invention is made | formed in view of the said reason, The objective is to provide the control method of the electric lock system which can aim at the security improvement, an electric lock control apparatus, and an electric lock system.

  An electric lock system according to an aspect of the present invention includes an electric lock control device, an outdoor key device, an indoor key device, and a detection unit. The electric lock control device locks or unlocks a lock provided at the entrance of the building. The outdoor key device can communicate with the electric lock control device and is portable outside the building. The indoor key device can communicate with the electric lock control device and is in the building. The detection unit detects the presence of the outdoor key device and the indoor key device. In the electric lock system, when the detection unit detects the presence of both the outdoor key device and the indoor key device, the unlocking function of the lock becomes effective.

  An electric lock control device according to an aspect of the present invention is used in the above electric lock system.

  The control method of the electric lock system which concerns on 1 aspect of this invention has a detection step and an unlocking validation step. In the detection step, the presence of the outdoor key device on the outdoor side of the building and the presence of the indoor key device on the indoor side of the building are detected. In the unlocking enabling step, when the detecting step detects the presence of both the outdoor key device and the indoor key device, the unlocking function of the lock provided at the entrance of the building is enabled. .

  The electric lock system, the electric lock control device, and the electric lock system control method of the present invention have an effect that security can be improved.

FIG. 1 is a block diagram of an electric lock system according to an embodiment of the present invention. FIG. 2 is a sequence diagram showing the operation of the electric lock system. FIG. 3 is a block diagram of an electric lock system according to a modification of the embodiment of the present invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. However, the embodiment described below is only one of various embodiments of the present invention. The following embodiment can be variously modified according to the design or the like as long as the object of the present invention can be achieved.

(Embodiment)
<Overview>
A block diagram of the electric lock system 1 of the present embodiment is shown in FIG. The electric lock system 1 of this embodiment is used in, for example, a building 9 where an elderly person who needs care and a care recipient such as a sick person live, an electric lock control device 2, an outdoor key device 3, and an indoor key device 4. And.

  The electric lock control device 2 is configured to electrically lock or unlock the lock 8 provided at the entrance of the building 9. This embodiment demonstrates the case where the building 9 is a detached house and an entrance is a front door. The electric lock control device 2 is configured to lock or unlock the lock 8 by communication with the portable terminal 5 that is permitted to lock and unlock the lock 8. The portable terminal 5 is, for example, a smartphone, and is carried by a care recipient who is a resident of the building 9 or a family member of the care recipient, and is used when entering or leaving the building 9.

  The outdoor key device 3 is a smartphone, for example, and is configured to be able to communicate with the electric lock control device 2. The outdoor key device 3 is possessed by, for example, a visiting caregiver (for example, a home helper) who visits a building 9 where a care recipient lives and cares.

  The indoor key device 4 is a remote control device in a building 9, for example, and is configured to be communicable with the electric lock control device 2.

  The outdoor key device 3 and the indoor key device 4 are used for causing the electric lock control device 2 to perform the unlocking operation of the lock 8 when the visiting caregiver visits the building 9. The electric lock control device 2 is configured to unlock the lock 8 by communication with both the outdoor key device 3 and the indoor key device 4. In the electric lock system 1 of the present embodiment, the lock 8 can be unlocked by the indoor key device 4 only when the visiting caregiver visits and the outdoor key device 3 is in the communication area of the electric lock control device 2. .

<Configuration>
Below, the electric lock system 1 of this embodiment is demonstrated in detail.

  The electric lock control device 2 includes a lock driving unit 21, a first communication unit 22, a second communication unit 23, a storage unit 24, an operation unit 25, and a control circuit 26, and is provided at the entrance door. Is provided.

  The lock driving unit 21 is configured to drive the lock 8 provided at the entrance (entrance door) of the building 9 to be in a locked state or an unlocked state. The lock drive unit 21 includes an electric motor and a transmission mechanism that transmits the driving force of the electric motor to the lock 8. The lock 8 moves the dead bolt to the lock position or the unlock position by the lock drive unit 21. When the dead bolt is moved to the locked position, at least a part of the dead bolt is inserted into a bolt hole provided in the door frame that supports the entrance door, and in this state, the entrance door is held closed. The When the dead bolt is moved to the unlocking position, the entire dead bolt is out of the bolt hole, and in this state, the entrance door can be opened and closed.

  The first communication unit 22 is a communication module capable of wireless communication between the outdoor key device 3 and the mobile terminal 5 and includes an antenna and a communication circuit. The first communication unit 22 is configured to perform short-range wireless communication based on, for example, a BLE (Bluetooth Low Energy) standard between the outdoor key device 3 and the portable terminal 5. BLE is a name of version 4.0 in the specification of Bluetooth (registered trademark) which is a wireless PAN (Personal Area Network) technology.

  The second communication unit 23 is a communication module capable of wireless communication with the indoor key device 4 and includes an antenna and a communication circuit. The second communication unit 23 is configured to perform wireless communication with the indoor key device 4 using, for example, specific low power wireless.

  The storage unit 24 is an electrically rewritable nonvolatile memory such as an EEPROM (Electrically Erasable Programmable Read-Only Memory). The storage unit 24 stores key information of the outdoor key device 3, the indoor key device 4, and the portable terminal 5 as authentication information.

  The operation unit 25 includes, for example, a push button switch. The operation unit 25 is electrically connected to the control circuit 26 and is provided on the outdoor side of the entrance door. When the push button switch of the operation unit 25 is pressed by the user, the operation unit 25 generates a locking / unlocking trigger for locking or unlocking the lock 8. Specifically, the operation unit 25 outputs a locking / unlocking trigger signal to the control circuit 26 when a push button switch of the operation unit 25 is pressed by the user.

  The control circuit 26 includes a microcomputer having a processor and a memory, for example. Functions of the authentication unit 261, the lock control unit 262, the detection unit 263, and the like are realized by the processor executing the program stored in the memory. The program executed by the processor is stored in advance in the memory of the microcomputer, but may be recorded in a recording medium such as a memory card or provided through an electric communication line.

  The authentication unit 261 collates the key information received from the outdoor key device 3, the indoor key device 4, and the portable terminal 5 with the authentication information stored in the storage unit 24, so that the outdoor key device 3, the indoor key device 4 And authentication of the portable terminal 5 is performed.

  When the locking / unlocking trigger signal is output from the operation unit 25, the authentication unit 261 transmits a beacon signal from the first communication unit 22. When the outdoor key device 3 and the portable terminal 5 are within the communication area of the first communication unit 22 of the electric lock control device 2, a response signal is transmitted in response to the beacon signal from the electric lock control device 2. When the first communication unit 22 receives the response signal from the outdoor key device 3 or the portable terminal 5, the authentication unit 261 is configured to connect the outdoor key device 3 or the portable terminal 5 that has transmitted the response signal and the first communication unit 22. To start authentication communication. The authentication unit 261 acquires the key information of the outdoor key device 3 or the portable terminal 5 through authentication communication, and performs an authentication process for collating with the authentication information stored in the storage unit 24.

  In addition, when the second communication unit 23 receives the unlock signal from the indoor key device 4, the authentication unit 261 performs an authentication process for the indoor key device 4. The unlock signal includes key information of the indoor key device 4. The authentication unit 261 acquires the key information of the indoor key device 4 when the second communication unit 23 receives the unlock signal from the indoor key device 4, and collates it with the authentication information stored in the storage unit 24. Perform authentication process.

  The detection unit 263 is configured to detect the presence of the outdoor key device 3 and the indoor key device 4. In the present embodiment, when the first communication unit 22 receives the response signal from the outdoor key device 3 and the authentication unit 261 successfully authenticates the outdoor key device 3, the detection unit 263 detects the first on the outdoor side of the building 9. It is determined that the outdoor key device 3 exists in the communication area of the first communication unit 22. In addition, when the second communication unit 23 receives the unlock signal from the indoor key device 4 and the authentication unit 261 successfully authenticates the indoor key device 4, the detection unit 263 performs the second communication on the indoor side of the building 9. It is determined that the indoor key device 4 exists in the communication area of the unit 23.

  When the authentication of both the outdoor key device 3 and the indoor key device 4 is successful, the lock control unit 262 unlocks the lock 8 by outputting a control command for unlocking the lock 8 to the lock drive unit 21. In other words, when the detection unit 263 detects the presence of both the outdoor key device 3 and the indoor key device 4, the lock control unit 262 activates the unlock function and releases the unlock signal from the indoor key device 4. The lock 8 is unlocked as a lock trigger.

  Specifically, when the authentication of the outdoor key device 3 by the authentication unit 261 is successful, the lock control unit 262 enters an unlocking waiting state for a predetermined time (for example, 1 minute). The time for waiting for the unlocking state is not limited to 1 minute, but can be set to another time as appropriate. When the lock control unit 262 enters the unlocking waiting state, the second communication unit 23 transmits a notification signal notifying that the lock control unit 262 is in the unlocking waiting state to the indoor key device 4. When the second communication unit 23 receives the unlock signal from the indoor key device 4, the authentication unit 261 collates the key information of the indoor key device 4 included in the unlock signal with the authentication information stored in the storage unit 24. Perform authentication processing.

  The lock control unit 262 unlocks the lock 8 in response to an unlock signal from the indoor key device 4 when the authentication of the indoor key device 4 by the authentication unit 261 is successful during the unlocking waiting state. That is, the lock control unit 262 activates the unlock trigger, which is an unlock signal from the indoor key device 4, only when the detection unit 263 detects the presence of both the outdoor key device 3 and the indoor key device 4. 8 is unlocked.

  The lock control unit 262 is a case where the second communication unit 23 receives the unlock signal from the indoor key device 4 and succeeds in the authentication of the indoor key device 4 by the authentication unit 261 when not in the unlock waiting state. Even if it exists, the unlocking trigger which is the unlocking signal from the indoor key device 4 is invalidated, and the lock 8 is not unlocked. The lock control unit 262 does not detect the presence of the outdoor key device 3, for example, when the outdoor key device 3 is not waiting for unlocking due to unauthenticated, authentication failure, timeout of waiting for unlocking, or the like. In this case, the lock 8 is not unlocked even if an unlock signal is transmitted from the indoor key device 4.

  In addition, when the authentication of the portable terminal 5 that is permitted to lock and unlock the lock 8 is successful, the lock control unit 262 outputs a control command for unlocking or locking the lock 8 to the lock driving unit 21. 8 is unlocked or locked. Specifically, when the lock 8 is in the locked state, the lock control unit 262 outputs the unlock command to the lock drive unit 21 when the authentication of the portable terminal 5 is successful by the authentication unit 261, thereby unlocking the lock 8. Lock. Further, when the lock 8 is in the unlocked state, the lock control unit 262 locks the lock 8 by outputting a lock command to the lock drive unit 21 when the authentication of the portable terminal 5 by the authentication unit 261 is successful.

  The outdoor key device 3 is a portable device that can communicate with the electric lock control device 2. In the present embodiment, the outdoor key device 3 is, for example, a smartphone, and is carried (possessed) by a visiting caregiver who visits a building 9 where a care recipient lives. The outdoor key device 3 includes a communication unit 31, a storage unit 32, and a control circuit 33. However, the outdoor key device 3 is not limited to a smartphone, and may be a tablet terminal, a tag-like device, a remote control device, an IC card, or the like.

  The communication unit 31 is a communication module capable of wireless communication with the first communication unit 22 of the electric lock control device 2 and includes an antenna and a communication circuit. The communication unit 31 is configured to perform short-range wireless communication based on, for example, the BLE standard with the first communication unit 22 of the electric lock control device 2.

  The storage unit 32 is, for example, an electrically rewritable nonvolatile memory such as an EEPROM. The storage unit 32 stores key information assigned to the outdoor key device 3.

  The control circuit 33 includes a microcomputer having a processor and a memory, for example. The function of the control circuit 33 is realized by the processor executing the program stored in the memory. The program executed by the processor is stored in advance in the memory of the microcomputer, but may be recorded in a recording medium such as a memory card or provided through an electric communication line.

  When the outdoor key device 3 is in the communication area of the first communication unit 22 of the electric lock control device 2, the communication unit 31 receives a beacon signal transmitted from the first communication unit 22. When the communication unit 31 receives the beacon signal from the electric lock control device 2, the control circuit 33 causes the communication unit 31 to transmit a response signal to the electric lock control device 2. When the electric lock control device 2 receives the response signal from the outdoor key device 3, authentication communication for authenticating the outdoor key device 3 is started between the electric lock control device 2 and the outdoor key device 3. .

  The indoor key device 4 is a device that can communicate with the electric lock control device 2. In the present embodiment, the indoor key device 4 is a portable remote control device, for example, and includes a communication unit 41, a storage unit 42, an operation unit 43, a notification unit 44, and a control circuit 45. . However, the indoor key device 4 is not limited to a remote control device, and may be a smartphone, a tablet terminal, or the like. The indoor key device 4 is not limited to a portable device, but may be a stationary device provided in the building 9.

  The communication unit 41 is a communication module capable of wireless communication with the second communication unit 23 of the electric lock control device 2 and includes an antenna and a communication circuit. The communication unit 41 is configured to perform wireless communication with the second communication unit 23 of the electric lock control device 2 in accordance with, for example, a specific low power wireless standard.

  The storage unit 42 is an electrically rewritable nonvolatile memory such as an EEPROM, for example. The storage unit 42 stores key information assigned to the indoor key device 4.

  The operation unit 43 includes, for example, a push button switch. The operation unit 43 is electrically connected to the control circuit 45, and is configured to allow the user to push the push button switch. When the push button switch of the operation unit 43 is pressed by the user, the operation unit 43 outputs a transmission trigger for transmitting an unlock signal from the communication unit 41 to the control circuit 45.

  The notification unit 44 is configured to perform a notification operation. For example, the notification unit 44 includes a speaker housed in the casing of the indoor key device 4 and is configured to perform a notification operation of generating a notification sound from the speaker. However, the notification unit 44 is not limited to a speaker, and may include a vibration motor (vibrator) and may be configured to perform a notification operation of vibrating the casing of the indoor key device 4. Moreover, the alerting | reporting part 44 is provided with LED (Light Emitting Diode), and may be comprised so that the alerting | reporting operation | movement which light-emits LED may be performed. Moreover, the alerting | reporting part 44 may be equipped with two or more among a speaker, a vibration motor, and LED, and may be comprised so that alerting | reporting operation | movement may be performed by structures other than these.

  The control circuit 45 includes a microcomputer having a processor and a memory, for example. The function of the control circuit 45 is realized by the processor executing the program stored in the memory. The program executed by the processor is stored in advance in the memory of the microcomputer, but may be recorded in a recording medium such as a memory card or provided through an electric communication line.

  When the communication unit 41 receives the notification signal from the electric lock control device 2, the control circuit 45 causes the notification unit 44 to perform a notification operation. That is, when the detection unit 263 detects the presence of the outdoor key device 3 and the lock control unit 262 enters the unlocking waiting state, a notification sound is generated from the speaker of the notification unit 44.

  The control circuit 45 also sends an unlock signal from the communication unit 41 to the electric lock control device 2 when a push button switch of the operation unit 43 is pressed by the user (care recipient) and a transmission trigger is output from the operation unit 43. To send to. The unlock signal includes the key information of the indoor key device 4 stored in the storage unit 42. When the electric lock control device 2 receives the unlock signal from the indoor key device 4, the authentication unit 261 authenticates the indoor key device 4.

  The portable terminal 5 is a smartphone, for example, and includes a communication unit 51, a storage unit 52, a display unit 53, an operation unit 54, and a control circuit 55. The portable terminal 5 of the present embodiment has a function of locking and unlocking the lock 8 by communication with the electric lock control device 2 and a function of creating key information to be assigned to the external key device.

  The communication unit 51 is a communication module capable of wireless communication with the first communication unit 22 of the electric lock control device 2 and includes an antenna and a communication circuit. The communication unit 51 is configured to perform short-range wireless communication based on, for example, the BLE standard with the first communication unit 22 of the electric lock control device 2. When the mobile terminal 5 is within the communication area of the first communication unit 22 of the electric lock control device 2, the communication unit 51 receives a beacon signal transmitted from the first communication unit 22. When the communication unit 51 receives the beacon signal from the electric lock control device 2, the control circuit 55 causes the communication unit 51 to transmit a response signal to the electric lock control device 2. When the electric lock control device 2 receives the response signal from the portable terminal 5, authentication communication for authenticating the portable terminal 5 is started between the electric lock control device 2 and the portable terminal 5.

  The storage unit 52 is, for example, an electrically rewritable nonvolatile memory such as an EEPROM. The storage unit 52 stores key information assigned to the mobile terminal 5.

  The display unit 53 is a thin display device such as a liquid crystal display or an organic EL (Electro Luminescence) display. The display content of the display unit 53 is controlled by the control circuit 55.

  The operation unit 54 includes a touch panel provided on a display device that constitutes the display unit 53, for example. The touch panel includes a capacitive sensor, a pressure sensitive touch sensor, and the like. When the user performs an operation (such as a tap operation or a swipe operation) that touches the display device that constitutes the display unit 53, the operation unit 54 outputs a signal corresponding to the operation to the control circuit 55.

  The control circuit 55 includes a microcomputer having a processor and a memory, for example. Functions of the key information creation unit 551 and the like are realized by the processor executing the program stored in the memory. The program executed by the processor is stored in advance in the memory of the microcomputer, but may be recorded in a recording medium such as a memory card or provided through an electric communication line.

  The key information creation unit 551 is configured to create key information (hereinafter also referred to as outdoor key information) to be assigned to the outdoor key device 3. The key information creation unit 551 creates outdoor key information using, for example, random numbers. The key information creation unit 551 uploads the created outdoor key information to the server via the telecommunication line. The outdoor key device 3 accesses the server via the telecommunication line, downloads outdoor key information, and stores the outdoor key information in the storage unit 32. It is preferable that a password is set for downloading the outdoor key information so that a third party cannot illegally obtain the outdoor key information. In addition, the key information creation unit 551 causes the created outdoor key information to be transmitted from the communication unit 51 to the electric lock control device 2. The electric lock control device 2 stores the outdoor key information transmitted from the portable terminal 5 in the storage unit 24 as authentication information.

  The key information creation unit 551 can set a valid period for the outdoor key information to be created. The authentication unit 261 of the electric lock control device 2 excludes outdoor key information outside the validity period from the verification target in the authentication process of the outdoor key device 3. Therefore, when the visiting caregiver visits outside the validity period of the outdoor key information, the authentication of the outdoor key device 3 by the authentication unit 261 fails and the lock 8 is not unlocked. The validity period of the outdoor key information is set so that, for example, the outdoor key information is valid only during the contract period between the care recipient and the visiting caregiver. In addition, the validity period of the outdoor key information is set so that the outdoor key information is valid only at the scheduled visit date and time of the visiting caregiver, for example. As a result, the electric lock control device 2 does not unlock the lock 8 even when, for example, the visiting caregiver visits at a time other than the scheduled visit date or when the contracted visiting caregiver visits. The outdoor key information may be updated each time a visiting caregiver visits.

  The outdoor key information created by the key information creation unit 551 can be registered in a plurality of outdoor key devices 3. Each of the plurality of outdoor key devices 3 accesses the server, downloads outdoor key information, and stores it in the storage unit 32. Thereby, for example, even when a plurality of visiting caregivers visit the building 9 on different days, outdoor key information can be registered in the outdoor key device 3 possessed by each of the plurality of visiting caregivers. . The plurality of outdoor key information registered in the plurality of outdoor key devices 3 may be common key information or different key information. Moreover, it is preferable that a limit is set on the number of outdoor key information downloaded so that the outdoor key information is not unnecessarily registered in the outdoor key device 3.

  Moreover, the outdoor key information memorize | stored in the memory | storage part 24 of the electric lock control apparatus 2 can be deleted suitably.

<Operation example>
Next, an operation example of the electric lock system 1 will be described with reference to FIG. Here, the operation of the electric lock system 1 when a visiting caregiver who possesses the outdoor key device 3 visits a building 9 where the caregiver lives will be described.

  When the visiting caregiver who possesses the outdoor key device 3 presses the pushbutton switch of the operation unit 25 of the electric lock control device 2, the operation unit 25 generates a locking / unlocking trigger (S1). The first communication unit 22 transmits a beacon signal when the operation unit 25 generates a locking / unlocking trigger (S2). When the outdoor key device 3 receives the beacon signal from the electric lock control device 2, the outdoor key device 3 transmits a response signal (S3). When receiving the response signal from the outdoor key device 3, the first communication unit 22 performs authentication communication (S4).

  The authentication unit 261 performs authentication processing of the outdoor key device 3 by collating the key information of the outdoor key device 3 with the authentication information stored in the storage unit 24 (S5). When the authentication of the outdoor key device 3 by the authentication unit 261 is successful, the detection unit 263 determines that the outdoor key device 3 exists in the communication area of the first communication unit 22 (detection step S6). Further, when the authentication of the outdoor key device 3 by the authentication unit 261 is successful, the lock control unit 262 enters an unlocking waiting state (S7). When the lock control unit 262 enters the unlocking waiting state, the second communication unit 23 transmits a notification signal to the indoor key device 4 (S8).

  When the communication unit 41 receives the notification signal from the indoor key device 4, the notification unit 44 of the indoor key device 4 performs a notification operation (S9). When the care recipient notices the notification operation of the notification unit 44 and presses the pushbutton switch of the operation unit 43, the operation unit 43 generates a transmission trigger (S10). When the operation unit 43 generates a transmission trigger, the communication unit 41 transmits an unlock signal to the electric lock control device 2 (S11).

  When the second communication unit 23 receives the unlock signal from the indoor key device 4, the authentication unit 261 of the electric lock control device 2 stores the key information of the indoor key device 4 included in the unlock signal in the storage unit 24. The indoor key device 4 is authenticated by collating it with the stored authentication information (S12). When the authentication of the indoor key device 4 by the authentication unit 261 is successful, the detection unit 263 determines that the indoor key device 4 exists in the communication area of the second communication unit 23 (detection step S13). That is, the detection unit 263 detects the presence of both the outdoor key device 3 and the indoor key device 4.

  When the detection unit 263 detects the presence of both the outdoor key device 3 and the indoor key device 4, the lock control unit 262 enables the unlocking function of the lock 8 (unlocking enabling step S14). Then, the lock control unit 262 unlocks the lock 8 by outputting an unlock command to the lock drive unit 21 using the unlock signal from the indoor key device 4 as an unlock trigger (S15). Thereby, the visiting caregiver can enter the building 9.

  Thus, in the electric lock system 1 of this embodiment, when the visitor (visiting caregiver) who has the outdoor key device 3 pushes the pushbutton switch of the operation part 25 provided in the outdoor side of the entrance door. The notification unit 44 of the indoor key device 4 performs a notification operation. The user (caregiver) in the building 9 can know that the user (visiting caregiver) who is permitted to possess the outdoor key device 3 has visited by the notification operation of the notification unit 44. The user (care recipient) in the building 9 presses the push button switch of the operation unit 43 of the indoor key device 4 to cause the electric lock control device 2 to unlock the lock 8 and visitor (visit care) Person) can be invited into the building 9.

  That is, in the electric lock system 1 of this embodiment, only when the visitor has the outdoor key device 3, the lock 8 is unlocked by the user's operation on the indoor key device 4, and the visitor has the outdoor key device 3. 3 is not held, the lock 8 is not unlocked even if the indoor key device 4 is operated. Thereby, the electric lock system 1 of this embodiment can aim at the improvement of security.

  The indoor key device 4 is a portable device. Therefore, the user in the building 9 moves to the intercom master unit provided in the building 9, for example, without having to talk with the visitor, check the visitor's appearance, etc. It is possible to know that the person is the owner of the outdoor key device 3 permitted to store information. Moreover, it is not necessary to move to the entrance door in order to unlock the lock 8. The electric lock system 1 of this embodiment is particularly useful when the user in the building 9 is an elderly person, a sick person, or the like who is unable to walk.

<Modification>
Next, a modified example of the electric lock system 1 will be described.

  A block diagram of the electric lock system 1 of the first modification is shown in FIG. In the above-described example, the electric lock system 1 is configured to enable the unlocking function of the lock 8 when the electric lock control device 2 validates the unlock signal from the indoor key device 4. In the electric lock system 1 of this modification, the unlocking function of the lock 8 becomes effective when the indoor key device 4 is in a state in which the unlock signal can be transmitted.

  In this modification, the indoor key device 4 includes a detection unit 263A. The detection unit 263A is realized by the processor of the control circuit 45 executing a program stored in the memory. When the communication unit 41 receives the notification signal from the electric lock control device 2, the detection unit 263 </ b> A determines that the outdoor key device 3 exists in the communication area of the first communication unit 22 of the electric lock control device 2. . In addition, since the detection unit 263A is provided in the indoor key device 4, when the communication unit 41 receives a notification signal from the electric lock control device 2, it is within the communication area of the second communication unit 23 of the electric lock control device 2. It is determined that the indoor key device 4 exists. That is, when the communication unit 41 receives the notification signal from the electric lock control device 2, the detection unit 263 </ b> A determines that both the outdoor key device 3 and the indoor key device 4 exist.

  The control circuit 45 transmits an unlock signal from the communication unit 41 when the push button switch of the operation unit 43 is pressed only when the detection unit 263A detects the presence of both the outdoor key device 3 and the indoor key device 4. Let In other words, when the detection unit 263A does not detect the presence of the outdoor key device 3, the control circuit 45 does not transmit an unlock signal from the communication unit 41 even when the push button switch of the operation unit 43 is pressed. That is, the indoor key device 4 does not transmit an unlock signal even when the push button switch of the operation unit 43 is pressed in a state where there is no visiting caregiver holding the outdoor key device 3.

  The lock control unit 262 of the electric lock control device 2 unlocks the lock 8 when the second communication unit 23 receives the unlock signal from the indoor key device 4 and the authentication unit 261 successfully authenticates the indoor key device 4. To do.

  Next, other modifications of the electric lock system 1 will be described.

  In the example described above, the notification unit 44 is provided in the indoor key device 4, but may be provided in the electric lock control device 2. When the lock control unit 262 enters the unlocking waiting state, the notification unit provided in the electric lock control device 2 performs a notification operation such as generation of a notification sound from the speaker and light emission of the LED. In this case, the communication between the electric lock control device 2 and the indoor key device 4 may not be bidirectional communication, but may be unidirectional communication from the indoor key device 4 to the electric lock control device 2. Thereby, simplification of the structure of the electric lock control apparatus 2 and the indoor key apparatus 4 can be achieved.

  In the example described above, the key information creation unit 551 is provided in the mobile terminal 5, but may be provided in the electric lock control device 2. The key information creation unit 551 provided in the electric lock control device 2 outputs the created outdoor key information to the outdoor key device 3 via the first communication unit 22. The outdoor key device 3 stores the outdoor key information received from the electric lock control device 2 in the storage unit 32. In addition, the key information creation unit 551 stores the created outdoor key information in the storage unit 24.

  In the above-described example, the electric lock control device 2 is configured to unlock the lock 8 using the unlock signal (indoor side unlock signal) from the indoor key device 4 as an unlock trigger. The lock 8 may be unlocked using the outdoor side unlock signal from the key device 3 as an unlock trigger. For example, the electric lock control device 2 transmits a beacon signal from the second communication unit 23 to the indoor key device 4 at a predetermined cycle. When the communication unit 41 receives the beacon signal from the electric lock control device 2, the indoor key device 4 transmits a response signal to the electric lock control device 2. The detection unit 263 of the electric lock control device 2 determines that the indoor key device 4 exists in the communication area of the second communication unit 23 when the second communication unit 23 receives the response signal from the indoor key device 4.

  In the electric lock control device 2, the first communication unit 22 receives the outdoor-side unlock signal transmitted from the outdoor key device 3 by the user's operation while the detection unit 263 detects the presence of the indoor key device 4. If the authentication of the outdoor key device 3 by the authentication unit 261 is successful, the lock 8 is unlocked. The indoor key device 4 is portable and is preferably a device carried by a resident of the building 9 when going out. Thereby, the electric lock system 1 can unlock the lock 8 by using the outdoor side unlock signal from the outdoor key device 3 as a trigger when there is a resident in the building 9 and the indoor key device 4 is present.

  Moreover, in the example mentioned above, the visiting caregiver who has the outdoor key device 3 presses the pushbutton switch of the operation unit 25 of the electric lock control device 2, so that the electric lock control device 2, the outdoor key device 3, However, the present invention is not limited to this. For example, when the first communication unit 22 of the electric lock control device 2 periodically transmits a beacon signal and the outdoor key device 3 enters the communication area of the first communication unit 22, the electric lock control device 2 and the outdoor Communication (including authentication communication) with the key device 3 may be started.

  Moreover, the building 9 in which the electric lock system 1 is used is not limited to a detached house but may be a collective house. When the building 9 is an apartment house, the electric lock control device 2 may be provided at either the dwelling unit entrance of the apartment house or the lobby entrance of the apartment house. Further, the building 9 may be a non-residential such as a store or an office.

  In the above-described example, the case where the user of the outdoor key device 3 is a visiting caregiver has been described as an example. However, the user of the outdoor key device 3 is not limited to the visiting caregiver. It may be a manager, a family member living separately, or the like. Moreover, although the case where the user of the indoor key device 4 is a care recipient has been described as an example, the user of the indoor key device 4 is not limited to a care recipient and may be, for example, a child.

<Summary>
The electric lock system 1 according to the first aspect includes an electric lock control device 2, an outdoor key device 3, an indoor key device 4, and a detection unit 263. The electric lock control device 2 locks or unlocks the lock 8 provided at the entrance of the building 9. The outdoor key device 3 can communicate with the electric lock control device 2 and is portable outside the building 9. The indoor key device 4 can communicate with the electric lock control device 2 and is in the building 9. The detection unit 263 (263A) detects the presence of the outdoor key device 3 and the indoor key device 4. In the electric lock system 1, when the detection unit 263 (263A) detects the presence of both the outdoor key device 3 and the indoor key device 4, the unlocking function of the lock 8 is enabled.

  With the above configuration, the electric lock system 1 can improve the security because the unlocking function of the lock 8 is effective only when both the outdoor key device 3 and the indoor key device 4 are provided. For example, when a resident is at home and there is an indoor key device 4 in a building 9, when a person who has the outdoor key device 3 visits, the lock 8 can be unlocked. The lock 8 is not unlocked when a person who does not have it visits.

  In the electric lock system 1 according to the second aspect, in the first aspect, the electric lock control device 2 unlocks the lock 8 using the unlock signal (indoor side unlock signal) from the indoor key device 4 as an unlock trigger. .

  With the above configuration, the lock 8 can be unlocked by the user in the building 9 operating the indoor key device 4 when a person who has the outdoor key device 3 visits.

  In the electric lock system 1 according to the third aspect, in the second aspect, the electric lock control device 2 detects that the detection unit 263 (263A) detects the presence of both the outdoor key device 3 and the indoor key device 4. Enable lock trigger.

  With the above configuration, when the person who has the outdoor key device 3 has not visited, even if the user in the building 9 operates the indoor key device 4, the lock 8 is not unlocked, thereby improving the security. be able to.

  In the electric lock system 1 according to the fourth aspect, in any one of the first to third aspects, the electric lock control device 2 unlocks the lock 8 using the outdoor side unlock signal from the outdoor key device 3 as an unlock trigger. To do.

  With the above configuration, when there is a user who has the indoor key device 4 in the building 9, the user can unlock the lock 8 by operating the outdoor key device 3.

  In the electric lock system 1 according to the fifth aspect, in any one of the first to fourth aspects, the indoor key device 4 is portable.

  With the above configuration, the user can carry the indoor key device 4, so that the user does not need to move to operate the indoor key device 4, and convenience can be improved.

  The electric lock system 1 which concerns on a 6th aspect is further equipped with the alerting | reporting part 44 which performs alerting | reporting operation | movement, when the detection part 263 (263A) detects presence of the outdoor key apparatus 3 in any one of a 1st-5th aspect. .

  With the above configuration, the user in the building 9 can know that the owner of the outdoor key device 3 has visited, and the convenience can be improved.

  The electric lock control device according to the seventh aspect is used in the electric lock system according to any one of the first to sixth aspects.

  Thereby, since the electric lock control device can unlock the lock 8 only when both the outdoor key device 3 and the indoor key device 4 are present, it is possible to improve the security.

  The control method for the electric lock system according to the eighth aspect includes detection steps S6 and S13, and unlocking validation step S14. In detection steps S6 and S13, the presence of the outdoor key device 3 on the outdoor side of the building 9 and the presence of the indoor key device 4 on the indoor side of the building 9 are detected. In unlocking validation step S14, when the presence of both the outdoor key device 3 and the indoor key device 4 is detected in detection steps S6 and S13, the unlocking function of the lock 8 provided at the entrance of the building 9 is performed. To enable.

  Thereby, in the control method of the electric lock system, the unlocking function of the lock 8 by the outdoor key device 3 and the indoor key device 4 is effective only when both the outdoor key device 3 and the indoor key device 4 are present. , Security can be improved.

DESCRIPTION OF SYMBOLS 1 Electric lock system 2 Electric lock control apparatus 263,263A Detection part 3 Outdoor key apparatus 4 Indoor key apparatus 44 Notification part 8 Lock 9 Building S6, S13 Detection step S14 Unlocking validation step

Claims (8)

An electric lock control device for locking or unlocking the lock provided at the entrance of the building;
A portable outdoor key device that is communicable with the electric lock control device and is outside the building;
An indoor key device that is communicable with the electric lock control device and located in the building;
A detection unit that detects the presence of the outdoor key device and the indoor key device,
When the detection unit detects the presence of both the outdoor key device and the indoor key device, the unlocking function of the lock becomes effective. The electric lock system according to claim 1, wherein the electric lock control device unlocks the lock using an indoor side unlock signal from the indoor key device as an unlock trigger. 3. The electric lock control device according to claim 2, wherein the electric lock control device enables the unlock trigger when the detection unit detects the presence of both the outdoor key device and the indoor key device. Lock system. The electric lock system according to any one of claims 1 to 3, wherein the electric lock control device unlocks the lock using an outdoor side unlock signal from the outdoor key device as an unlock trigger. . The electric lock system according to any one of claims 1 to 4, wherein the indoor key device is portable. The electric lock system according to any one of claims 1 to 5, further comprising a notification unit that performs a notification operation when the detection unit detects the presence of the outdoor key device. It is used for the electric lock system of any one of Claims 1-6. The electric lock control apparatus characterized by the above-mentioned. A detection step for detecting the presence of the outdoor key device on the outdoor side of the building and the presence of the indoor key device on the indoor side of the building;
In the detecting step, when the presence of both the outdoor key device and the indoor key device is detected, an unlocking enabling step for enabling the unlocking function of the lock provided at the entrance of the building, and A control method for an electric lock system, comprising:

Images