KR102260948B1 - Method And Mobile Terminal For Controlling Screen Lock - Google Patents

Abstract

A method for controlling a screen lock and a mobile terminal are provided. The mobile terminal may provide a user interface for setting a screen unlock mode using a wireless device, and store identification information of a wireless device corresponding to a screen unlock mode designated through the user interface. The mobile terminal may search for a wireless device. After the portable terminal stores the identification information of the wireless device, a wireless device is discovered in the vicinity of the portable terminal, and when the discovered identification information of the wireless device matches the stored identification information, the screen of the portable terminal is turned on in an off state You can control whether to display the unlock request screen when switching to .

Description

Method And Mobile Terminal For Controlling Screen Lock

The present invention relates to a method and a portable terminal for controlling a screen lock, and more particularly, to a method and a portable terminal for controlling the screen lock of a portable terminal using a wireless device other than the portable terminal.

A user interface is a technology that provides temporary or continuous access to enable communication between a user and an object, system, device, or program.

In consideration of unintentional activation of the terminal, user authentication or security, etc., when a preset screen lock condition is satisfied, the terminal provides a screen lock. When a screen lock is provided, some operations of the user interface may be restricted. When a screen lock is provided, when a call or an alarm is generated, or a button input or a touch on the touch screen is received through some permitted user interface, the terminal displays the unlock request screen. After the unlock request screen is displayed on the terminal, a preset touch gesture, a preset key or password, etc. are inputted from the user by using a partially permitted interface to release the screen lock and display the home screen or application execution. .

For example, in a terminal having a touch screen, in order to prevent the screen from being activated by an unintentional touch, a slide to unlock screen may be displayed as the unlock request screen. When a movement of a touch gesture for moving an image along a path limited in a preset direction on the slide bar image is input on the slide-unlock screen, the lock screen disappears.

However, in order to release the screen lock whenever the screen lock is provided to the terminal, the same unlock request screen is displayed every time and a user input is required accordingly, so the user can control the screen lock of the terminal more conveniently research is needed.

Accordingly, it is an object of the present invention to provide a method and a portable terminal for more conveniently controlling a screen lock.

Another object of the present invention is to provide a method and apparatus for more effectively controlling the screen lock by recognizing the intended use of a mobile terminal in controlling the screen lock.

In addition, another object of the present invention is to provide a method and apparatus for controlling the screen lock more precisely by displaying the unlock request screen according to the usage environment of the mobile terminal in controlling the screen lock. is to do

According to an aspect of the present invention, there is provided a method for controlling a screen lock of a mobile terminal, the method comprising: providing a user interface for setting a screen unlock mode using a wireless device different from the mobile terminal; storing identification information of the wireless device corresponding to the screen unlock mode through the user interface; and after storing the identification information of the wireless device, the wireless device is discovered in the vicinity of the portable terminal, and when the identification information of the discovered wireless device matches the stored identification information, the screen of the portable terminal is turned off and controlling so that the unlock request screen is not displayed when switching from the on state to the on state.

According to one aspect, when the search for the wireless device having the identification information matching the stored identification information continues after the screen is turned on, until a screen-off input is received from the user of the portable terminal The method may further include controlling the screen to remain turned on without the unlock request screen.

According to one aspect, when the identification information is not received from the wireless device for a preset time while the screen is on, the screen may be controlled to be switched from an on state to an off state.

According to one aspect, the wireless device may be a Bluetooth Low Energy (BLE) device.

According to one aspect, further comprising the step of storing the distance between the wireless device and the portable terminal through the user interface, the discovery of the wireless device in the vicinity of the portable terminal is received signal strength corresponding to the stored distance The wireless device that transmits a signal received with the same or greater received signal strength may be searched for.

According to one aspect, storing the sensing condition of the mobile terminal through the user interface; and obtaining sensing information from the portable terminal, wherein the controlling so that the unlock request screen is not displayed is after storing the identification information of the wireless device, the wireless device in the vicinity of the portable terminal is discovered, if the discovered identification information of the wireless device matches the stored identification information, and the acquired sensing information satisfies the sensing condition, the lock when the screen of the portable terminal is switched from an off state to an on state It may be a step of controlling so that the release request screen is not displayed.

According to one embodiment, the acquiring of the sensing information may be performed when the wireless device is discovered in the vicinity of the portable terminal.

According to one aspect, the sensing condition may include that the grip shape of the mobile terminal indicates a preset grip shape.

According to one embodiment, the sensing condition may include that the movement of the mobile terminal indicates a preset movement form.

According to one aspect, the sensing condition may include that the face of the user recognized by the mobile terminal corresponds to a preset face of the user.

According to one aspect, when the reception of the identification information from the wireless device continues after the screen is turned on, acquiring new sensing information from the portable terminal; and if the new sensing information satisfies the sensing condition, controlling the screen to remain on until a screen-off input is received from the user of the portable terminal.

According to one aspect, storing the sensing condition of the wireless device through the user interface; and receiving sensing information from the wireless device, wherein the controlling so that the unlock request screen is not displayed is after storing the identification information of the wireless device, the wireless device in the vicinity of the portable terminal is discovered, if the detected identification information of the wireless device matches the stored identification information, and the received sensing information satisfies the sensing condition, the lock when the screen of the portable terminal is switched from an off state to an on state It may be a step of controlling so that the release request screen is not displayed.

According to an aspect of the present invention, a mobile terminal for controlling a screen lock includes: a user interface unit that provides a user interface for setting a screen unlock mode using a wireless device different from the mobile terminal; a memory for storing identification information of the wireless device corresponding to the screen unlocking mode designated through the user interface; a communication unit that searches for the wireless device; and after storing the identification information of the wireless device, the wireless device is discovered in the vicinity of the portable terminal, and when the identification information of the discovered wireless device matches the stored identification information, the screen of the portable terminal is turned off and a control unit for controlling so that the unlock request screen is not displayed when switching from the on state to the on state.

According to one aspect, when the search for the wireless device having identification information matching the stored identification information continues after the screen is switched to an on state, the control unit receives a screen-off input from the user of the portable terminal. It is possible to control the screen to remain turned on without the unlock request screen until it is received.

According to one embodiment, when the identification information is not received from the wireless device for a preset time while the screen is turned on, the controller may control the screen to change from an on state to an off state.

According to one aspect, the wireless device may be a Bluetooth Low Energy (BLE) device.

According to one aspect, the memory stores a distance between the wireless device and the portable terminal through the user interface, and the communication unit receives a signal received with a received signal strength equal to or greater than a received signal strength corresponding to the stored distance. It can discover the transmitting wireless device.

According to one aspect, further comprising a sensing unit for obtaining sensing information, the memory stores the sensing condition of the portable terminal through the user interface, the control unit after storing the identification information of the wireless device, the When the wireless device is discovered in the vicinity of the portable terminal, the identification information of the discovered wireless device matches the stored identification information, and the acquired sensing information satisfies the sensing condition, the screen of the portable terminal is turned off It is possible to control so that the unlock request screen is not displayed when switching from the to on state.

According to one aspect, the sensing unit may acquire the sensing information when the wireless device is discovered in the vicinity of the portable terminal.

According to one aspect, the sensing condition may include that the grip shape of the mobile terminal indicates a preset grip shape.

According to one embodiment, the sensing condition may include that the movement of the mobile terminal indicates a preset movement form.

According to one aspect, the sensing condition may include that the face of the user recognized by the mobile terminal corresponds to a preset face of the user.

According to one aspect, when the sensing unit continues to receive the identification information from the wireless device after the screen is turned on, the sensing unit acquires new sensing information, and the control unit determines whether the new sensing information is the sensing condition. is satisfied, the screen may be controlled to maintain an on state until a screen off input is received from the user of the portable terminal.

According to one aspect, after the memory stores the sensing condition of the wireless device through the user interface, the communication unit receives sensing information from the wireless device, and the control unit stores the identification information of the wireless device , when the wireless device is discovered in the vicinity of the portable terminal, the identification information of the discovered wireless device matches the stored identification information, and the received sensing information satisfies the sensing condition, the screen of the portable terminal is displayed When switching from an off state to an on state, it is possible to control so that the unlock request screen is not displayed.

According to another aspect of the present invention, there is provided a method for controlling a screen lock of a mobile terminal, the method comprising: storing a preset sensing condition and identification information of a wireless device different from the mobile terminal; receiving identification information from the wireless device located in the vicinity of the portable terminal; obtaining sensing information from the mobile terminal; and if the received identification information matches the stored identification information and the acquired sensing information satisfies the preset sensing condition, control so that the unlock request screen is not displayed when the screen is switched from an off state to an on state including the steps of

According to another aspect of the present invention, there is provided a method for controlling a screen lock of a mobile terminal, the method comprising: storing identification information of the mobile terminal and another wireless device and a preset sensing condition; receiving identification information and sensing information from the wireless device located in the vicinity of the portable terminal; and when the received identification information matches the stored identification information and the sensing information satisfies the preset sensing condition, controlling the screen not to display an unlock request screen when the screen is switched from an off state to an on state includes

By providing a user interface to set a screen unlock mode using a mobile terminal and another wireless device, it has the effect of providing convenience in utilizing the wireless device.

In addition, by using a wireless device different from the mobile terminal, the screen for requesting unlocking is not displayed when the screen of the mobile terminal is switched from the off state to the on state, thereby providing convenience in using the mobile terminal.

In addition, it has the effect of providing an efficient screen lock function by identifying the intended use of the portable terminal based on sensing information of the portable terminal or wireless device.

In addition, in controlling the screen lock, by providing a user interface that can set the unlock request screen separately according to the usage environment of the mobile terminal, it has the effect of providing a more sophisticated screen lock function.

1 is an exemplary diagram illustrating a communication system according to an aspect of the present invention;
2 is an exemplary diagram illustrating a mobile terminal according to an aspect of the present invention;
3 is an exemplary diagram illustrating a data communication protocol of a Seamless Sensing Platform (SSP) according to an aspect of the present invention;
4 is an exemplary diagram illustrating a wireless device according to an aspect of the present invention;
5 is an exemplary diagram illustrating an unlock request screen displayed on a mobile terminal according to an embodiment of the present invention;
6 is an exemplary diagram illustrating a home screen displayed on a mobile terminal according to an aspect of the present invention;
7 is an exemplary diagram illustrating a concept of controlling a screen lock using a wireless device according to an aspect of the present invention;
8 is an exemplary diagram illustrating a distance between a mobile terminal and a wireless device according to an aspect of the present invention;
9 is a flowchart illustrating a method for controlling a screen lock according to an aspect of the present invention;
10 is another flowchart illustrating a method for controlling a screen lock according to an aspect of the present invention;
11 is an exemplary diagram illustrating a concept of controlling a screen lock using a wireless device according to another aspect of the present invention;
12 is a flowchart illustrating a method for controlling a screen lock according to another aspect of the present invention;
13 is an exemplary diagram illustrating a concept of controlling a screen lock using a wireless device according to another aspect of the present invention;
14 is a flowchart illustrating a method for controlling a screen lock according to another aspect of the present invention;
15 is an exemplary diagram illustrating a user interface for setting a screen unlock mode according to an embodiment of the present invention;
16 is another exemplary diagram illustrating a user interface for setting a screen unlock mode according to an embodiment of the present invention;
17 is another exemplary diagram illustrating a user interface for setting a screen unlock mode according to an embodiment of the present invention.
18 is a diagram illustrating a data format of an Advertising packet broadcast by a BLE device according to an embodiment of the present invention.
19 is a diagram for explaining an advertising data type (AD) related to an embodiment of the present invention.
20 is a diagram for explaining data broadcast by a BLE device according to an embodiment of the present invention.
21 is a diagram showing an example of an Advertising data packet.

Hereinafter, methods of making and using the present invention are described in detail. As used herein, terms such as “…unit” and “module” mean a unit that processes at least one function or operation, which may be implemented as hardware or software, or a combination of hardware and software.

The portable terminal according to an embodiment of the present invention may be implemented in various forms. For example, the mobile terminal described herein includes a mobile phone, a smart phone, a laptop computer, a tablet PC, an electronic book terminal, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia (PMP) Player), navigation, and the like, but is not limited thereto.

A wireless device according to an embodiment of the present invention means a wireless communication device that exists outside or separately from the portable terminal. For convenience of description, as an example of a wireless device, a BLE device, which is a Bluetooth Low Energy (hereinafter referred to as 'BLE') communication-based device, is mainly described, but is not limited thereto. That is, the wireless device may include not only a BLE device, but also a short-range communication-based device such as a Wi-Fi device, a Zigbee device, an RF-ID device, or an NFC device. In addition, the wireless device may be referred to as an identifier tag (hereinafter referred to as an 'ID tag') due to a functional feature of transmitting the identification information. In addition, the wireless device may be a mobile terminal capable of performing various functions in addition to the function of transmitting identification information or sensing information. Also, the wireless device may be a simple device that periodically transmits only identification information in one direction.

BLE is one of the short-range communication technologies and includes the core functions of Bluetooth V 4.0. Compared to the classic Bluetooth standard, BLE has a relatively small duty cycle, low-cost production is possible, and can operate for years with a coin-sized battery by reducing average power and standby power.

The communication radius of the BLE device through which the portable terminal can receive the signal of the BLE device indicates a distance (eg, 10m to 50m) through which the portable terminal can receive data broadcast from the BLE device (eg, Advertising packet). . According to an embodiment of the present invention, the preset distance between the mobile terminal and the BLE device as a condition for preventing the unlock request screen from being displayed when the screen is switched from an off state to an on state may be variable according to an actual communication situation. The preset distance may be arbitrarily set by the user. For example, a predetermined area such as a living room, a kitchen, and the entire house may be set as a preset distance by the user, and a predetermined distance value (eg, 1 to 2 m) may be set as a preset distance. In addition, the preset distance may indicate a certain signal strength of the BLE device received from the mobile terminal.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings so that those of ordinary skill in the art can easily carry out the present invention. However, the present invention may be embodied in many different forms and is not limited to the embodiments described herein. And in order to clearly explain the present invention in the drawings, parts irrelevant to the description are omitted, and the same reference numerals are assigned to similar or identical parts throughout the specification.

1 is an exemplary diagram illustrating a communication system according to an aspect of the present invention.

A communication system according to an aspect of the present invention includes a mobile terminal 100 and a wireless device. The wireless device may include, for example, the BLE device 200 .

The mobile terminal 100 may be a terminal that provides a predetermined service to a user through BLE communication with an external BLE device 200 . For example, the mobile terminal 100 may store or register information (eg, identification information) of the external BLE device 200 in a memory, and may manage it. In addition, the BLE communication between the portable terminal 100 and the BLE device 200 is bidirectional communication, or the BLE device 200 unilaterally transmits a signal and the portable terminal 100 receives a signal from the BLE device 200 . It could be communication.

Also, in the mobile terminal 100 , a seamless sensing platform (SSP) may be operated separately from the application processor (hereinafter referred to as 'AP'). The mobile terminal 100 may connect the BLE communication unit to a sensor hub of the SSP to collect information of the BLE device 200 and recognize the situation without waking up an application processor (AP) in sleep mode. The SSP wakes up the AP from the sleep mode when a predetermined situation occurs. The SSP, AP, and BLE communication unit may be implemented in hardware (H/W), software (S/W), or a combination thereof (H/W + S/W). This will be described in detail later with reference to FIGS. 2 to 3 . In addition, it should be noted that the mobile terminal 100 may be operated by directly connecting the BLE communication unit and the AP without including the SSP.

The BLE device 200 may broadcast identification information to the outside through BLE communication. In this case, the BLE device 200 may broadcast the identification information in the form of an advertisement packet (hereinafter referred to as an 'Advertising packet'). The BLE device 200 according to an embodiment of the present invention may broadcast information sensed through a sensor to the outside. For example, the BLE device 200 may include identification information (eg, 'SAMSUNG_Temp_TAG001_blue') in a universally unique identifier (UUID) field or a manufacturer specific data (MSD) field of an advertising packet and broadcast to the outside. A detailed description of the BLE device 200 broadcasting data in the form of an advertising packet will be described later with reference to FIGS. 18 to 21 . For convenience of description, the BLE device 200 including a sensor will be referred to as a sensor-based BLE device hereinafter.

In addition, the BLE device 200 may broadcast the identification information or the sensing information of the BLE device 200 according to a predetermined period, or broadcast in an event-triggered manner when the sensing information is updated or a specific event occurs.

In addition, the BLE device 200 broadcasts identification information in the form of an Advertising packet, and the sensing information of the BLE device 200 is paired with the mobile terminal 100 and then transmitted to the mobile terminal 100 using a communication channel. have. In this case, the BLE device 200 encrypts the sensing information with an encryption code negotiated or a preset encryption code when pairing with the portable terminal 100 for security of the sensing information, and transmits the encrypted sensing information to the portable terminal 100 ) can also be sent.

The BLE device 200 according to an aspect of the present invention may be implemented in various forms. For example, the BLE device 200 described in this specification may be simply implemented in the form of a BLE tag 200-1, or implemented in the form of a portable device 200-2 such as a BLE phone, BLE tablet PC, etc. It may also be implemented in the form of accessories 200-3, such as a BLE wrist watch and BLE earphone. The configuration of the BLE device 200 will be described in detail later with reference to FIG. 4 .

Hereinafter, with reference to FIGS. 5 to 8 and FIGS. 15 to 17 , the screen lock control of the mobile terminal 100 using a wireless device (eg, BLE device 200 ) according to an aspect of the present invention. schematically described.

The mobile terminal 100 provides a user interface (eg, 1510 of FIG. 15 , 1610 , 1650 of FIG. 16 , 1710 of FIG. 17 ) for setting a screen unlock mode (or a screen lock mode) to the user. The mobile terminal 100 according to an embodiment of the present invention provides a user interface for setting a screen unlock mode (1540 of FIG. 15 ) of the mobile terminal 100 using a wireless device. The user may select or set a screen unlocking mode to be activated through the user interface of the portable terminal 100 . For example, the screen unlocking mode includes not only the screen unlocking mode 1540 using a wireless device, but also Drag to unlock 1515 , Motion to unlock 1520 , and a face -Face to unlock(1525), Pattern to unlock(1530), Password to unlock(1535), PIN(Personal Identification Number)-PIN to unlock) (not shown), slide-unlock (Slide to unlock) (not shown), and the like.

In addition, the mobile terminal 100 identifies the wireless device corresponding to the screen unlock mode 1540 using the wireless device according to user inputs 1620 and 1660 through the user interface (eg, 1610 and 1650 of FIG. 16 ). The information may be designated, and identification information of the designated wireless device may be stored in a memory. For example, when a user input 1545 is received through the user interface 1510 of FIG. 15, a user interface (1610 of FIG. 16 or 1710 of FIG. 17) for detailed setting of the screen unlock mode using a wireless device is displayed. can be displayed. If there is a wireless device designated in advance in the mobile terminal 100 , the mobile terminal 100 may include the designated wireless device 1715 in the user interface 1710 and display it. Here, the indication of the wireless device 1715 may be identification information, any name or purpose 1715 , and the like. If there is no designated wireless device, a wireless device (or identification information of the wireless device) corresponding to the screen unlocking mode 1540 using the wireless device may be designated through the user interface 1650 . For example, the user interface 1650 of FIG. 16 may display a list of arbitrary names or uses 1655 corresponding to each of the identification information of at least one wireless device found in the portable terminal 100 . The wireless device may be assigned an arbitrary name or a use (eg, ID TAG) corresponding to the wireless device (or identification information of the wireless device) through a user input 1660 . Here, the identification information is unique information for distinguishing a wireless device from other devices, and may include, for example, a tag ID, a device name, a serial number, a MAC address, and the like. The arbitrary name or use 1715 may be arbitrarily designated or named by a user or an application using the wireless device to distinguish the wireless devices detected by the portable terminal 100 . As an example, the 'ID TAG' may be designated by the user's selection from among the uses provided in the user interface in consideration of the personal information for controlling the screen lock or the use related to security. Also, for convenience of use, each wireless device may be displayed by being divided into different colors, patterns, icons, texts, and the like. For example, even if different wireless devices discovered by the portable terminal 100 are classified for the same purpose, the portable terminal 100 may display wireless devices having different identification information with different visual effects or text. . In addition, when an object 1665 related to a function for adding a wireless device is designated according to a user input, the mobile terminal 100 searches for a new wireless device located nearby, and lists the discovered wireless device ( 1655 ). can be displayed by adding

When a screen unlocking mode using a wireless device is set in the mobile terminal 100 or a screen unlocking mode is activated, if a certain condition is satisfied, the mobile terminal 100 displays a screen (for example, in FIG. 7 or FIG. 8 ). When the 710) is switched from the off state to the on state, it is possible to control so that the unlock request screen (eg, 510 of FIG. 5 ) is not displayed. In this case, the mobile terminal 100 may control to activate at least some of the user interfaces restricted to the mobile terminal 100 in the screen lock state.

Here, when a predetermined condition is satisfied, as shown in FIG. 7 , a wireless device is searched for within a predetermined distance around the mobile terminal 100 , and identification information of the discovered wireless device matches identification information stored in the memory. may be doing In addition, when a predetermined condition is not satisfied, for example, when the wireless device exists outside a predetermined distance around the mobile terminal 100 or when identification information of the discovered wireless device is different from identification information stored in the memory, portable The terminal 100 may control to display the unlock request screen 510 when the screen is switched from an off state to an on state.

In this case, the unlock request screen 510 displayed on the screen may be a first unlock request screen corresponding to a screen unlock mode (hereinafter, referred to as a 'first screen unlock mode') using a wireless device. For example, the first unlock request screen may display a lock status such as 'the wireless device is not found' or 'cannot unlock the screen if the wireless device is not nearby', 'a certain distance between the wireless device and the mobile terminal. You can include guides such as 'Place it within'. In addition, the first screen unlocking request screen is an object such as an icon that can be switched to a screen unlocking mode different from the first screen unlocking mode (hereinafter referred to as the 'second screen unlocking mode') or the second screen unlocking mode. It may include a guide for switching to a mode. In addition, when the second screen unlocking mode is switched according to a user input, an interaction for a lock unlocking request corresponding to the second screen unlocking mode may be changed to be possible. Here, the transition to the second screen unlocking mode may mean that an interaction for a lock unlocking request corresponding to the second screen unlocking mode is temporarily operated when the predetermined condition is not satisfied. That is, even after the interaction for the unlock request corresponding to the second screen unlocking mode is operated because a certain condition is not satisfied after the first screen unlocking mode is set to be activated, the user regarding the release setting of the first screen unlocking mode Until an input is received, the first screen unlocking mode may be operated in which the display of the unlock request screen is determined according to whether the predetermined condition is satisfied.

In addition, the unlock request screen 510 is a second screen unlock mode (for example, drag-unlock 1515, motion-unlock 1520, face-unlock 1525, pattern-unlock ( 1530), password-unlock 1535, PIN-unlock (not shown) or slide-unlock (not shown)). Also, the unlock request screen 510 may be an unlock request screen corresponding to the plurality of second screen unlock modes. For example, an unlock request screen corresponding to the pattern-unlock 1530 and PIN-unlock (not shown) may be configured on at least one screen.

Also, the unlock request screen 510 may be determined according to the second screen unlock mode specified in the portable terminal 200 . The second screen unlocking mode may be designated according to a user input through the user interface, or a preset screen unlocking mode may be automatically designated as the second screen unlocking mode when the first screen unlocking mode is activated. For example, when a user's touch input 1545 is received through the user interface 1510 of the portable terminal 100, a first screen unlocking mode 1540 is designated, and a first screen unlocking mode 1540. A user interface (eg, 1610 of FIG. 16 or 1710 of FIG. 17 ) for detailed setting of may be displayed. The user interface for detailed setting of the first screen unlocking mode 1540 may include an interaction object such as a checkbox 1645 , a guide 1640 for user interaction of the checkbox 1645 , and the like. Here, the checkbox 1645 is, after the first screen unlock mode 1540 is activated, when the BLE device 200 is not discovered or when the predetermined condition is not satisfied, the mobile terminal 100 is As a target to be displayed, it may be an interaction object that can select any one of the first unlock request screen and the unlock request screen corresponding to the second screen unlock mode (hereinafter referred to as the 'second unlock request screen'). . In addition, the check box 1645 is, after the first screen unlock mode 1540 is activated, when the BLE device 200 is not discovered or when the predetermined condition is not satisfied, the first screen unlock mode It may be an interaction object capable of receiving an input of whether to change 1540 to the second screen unlock mode. In addition, when the checkbox 1645 of the user interface 1710 in FIG. 17 is checked according to a user input, the mobile terminal 100 displays the designated second screen unlocking mode 1720 on the user interface 1710 . can Here, the displayed second screen unlocking mode 1720 is a mode operated when the BLE device 200 is not searched after the first screen unlocking mode 1540 is activated or when the predetermined condition is not satisfied can In addition, it should be noted that user interfaces such as the check box 1645 , the guide 1640 , and the second screen unlock mode 1720 may be expressed or transformed into various interaction objects such as radio buttons and lists.

Also, even when the predetermined condition is satisfied, the mobile terminal 200 may display a third unlock request screen corresponding to the third screen unlock mode on the screen. The third screen unlocking mode may be different from the first screen unlocking mode or the second screen unlocking mode. Also, when the predetermined condition is not satisfied, the mobile terminal 200 may display a second unlock request screen corresponding to the second screen unlock mode. For example, when the screen is changed from an off state to an on state after the first screen unlocking mode is activated, if the predetermined condition is satisfied, dragging on the screen of the mobile terminal 200 - corresponding to unlocking (1515) A third unlock request screen is displayed, and if a certain condition is not satisfied, a second unlock request screen corresponding to the pattern-unlock 1530 that provides a higher level of security than the drag-unlock 1515 is displayed. can Also, when the first screen unlock mode is set, the mobile terminal 100 may provide a user interface for designating the second screen unlock mode or the third screen unlock mode together. In this way, by providing a user interface that can distinguish and set the unlock request screen according to the usage environment of the portable terminal 100, it is possible to perform a more sophisticated screen lock function.

Also, when the predetermined condition is satisfied, the mobile terminal 100 may control the screen to automatically switch from an off state to an on state. The mobile terminal 100 may control to display or not display the unlock request screen after automatically switching the screen from the off state to the on state.

Also, with the exception of system events such as call reception and alarm being generated in the mobile terminal 100 , switching the screen from an off state to an on state may be performed only by receiving an input through a user interface. For example, in FIGS. 5 and 6 , when the mobile terminal 100 receives an input through a physical button such as the power button 560 and the home key 570, the screen can be switched from an off state to an on state. have.

The unlock request screen 510 may include, for example, a lock image 550 , a terminal status display layer 540 , a transparency adjustment layer 530 , and an interaction layer 520 for an unlock request. When the unlock request screen 510 is displayed, the unlock request screen 510 continues on the screen until the screen unlock condition according to the user input is satisfied according to the second screen unlock mode (or the third screen unlock mode). can be displayed as For example, if the second screen unlock mode is drag-unlock 1515, the unlock request screen 510 until a drag gesture is input in which the distance from the start point to the end point of the touch-drag gesture is longer than a preset length. ) may be displayed. After the unlock request screen 510 is displayed, if the user input satisfies the screen unlock condition according to the second screen unlock mode, at least some of the user interfaces restricted to the mobile terminal 100 in the screen lock state are activated and a home screen (eg, 610 of FIG. 6 ), an execution screen of a preset application, or a preset image may be displayed on the screen of the mobile terminal 100 .

In addition, when the screen is switched from an off state to an on state, the absence of the unlock request screen 510 may indicate that the interaction layer 520 for the unlock request is not displayed. That is, if at least a part of the user interface that was restricted in the screen lock state is released without a need for separate user interaction, except for the interaction layer 520 when the screen is switched from the off state to the on state, the lock image 550, The display of a screen composed of at least one of the state display layer 540 and the transparency adjustment layer 530 of the terminal may also mean that the unlock request screen 510 is not displayed when the screen is switched from an off state to an on state.

In addition, in the predetermined condition, the discovery of a wireless device within a predetermined distance around the mobile terminal 100 is a wireless transmission signal that is received with a received signal strength equal to or greater than a received signal strength corresponding to a preset distance. The device may be discovered. For example, in FIG. 8 , the distance 810 between the portable terminal 100 and the BLE device 200 may be estimated based on the signal strength of the BLE device 200 received from the portable terminal 100 . The preset distance may be designated according to a user input received through a user interface (eg, 1625 of FIG. 16 ) of the portable terminal 100 . For example, the preset distance may be specified through a user interface 1625 in the form of a slide bar, a user interface in the form of receiving a distance value according to a button or key input operation, or the like. The mobile terminal 100 stores the distance between the wireless device and the mobile terminal 100 designated through the user interface, and searches for a wireless device that transmits a signal having a received signal strength equal to or greater than the received signal strength corresponding to the predetermined distance. can do. In addition, the preset distance is a default value stored in advance in the mobile terminal 100 when the mobile terminal 100 is manufactured, or when the control command of the first screen unlock mode or the screen unlock setting application is stored in the memory (for example, the preset distance) , 2m). In addition, when the communication radius of the wireless device is sufficiently small (eg, 2 to 5 m), the preset distance may indicate a communication radius in which the wireless device is searched without a separate setting.

In addition, the preset distance may be expressed as a specific strength of a signal transmitted by the BLE device 200 measured by the portable terminal 100 . In this case, the signal strength may be represented by a received electric field strength (eg, v/m or dB unit), a received signal strength indicator (RSSI), a signal to noise ratio (SNR), and the like. Also, the mobile terminal 100 may provide a user interface through which a signal strength can be designated as a preset distance.

In addition, the predetermined condition is that a wireless device is discovered within a certain distance around the portable terminal 100, and identification information of the discovered wireless device matches identification information stored in the memory, as well as the user's portable terminal ( 100) A sensing condition for identifying the intended use may be added. The portable terminal 100 may acquire sensing information of the portable terminal 100 through a sensor of a sensing unit (eg, 140 of FIG. 2 ) related to a sensing condition. Also, the mobile terminal 100 may receive sensing information related to a sensing condition from the wireless device. In this case, the sensing information may be included in a Manufacturer Specific Data (MSD) field of an advertising packet broadcast from the wireless device. The mobile terminal 100 may determine whether the acquired sensing information or the received sensing information satisfies a sensing condition.

Also, the mobile terminal 100 may provide a user interface (eg, 1630 and 1635 of FIG. 16 ) so that a sensing condition can be designated by a user's selection. For example, the sensing condition specified in the user interface 1630 may indicate that the movement of the mobile terminal 100 represents a preset movement form (eg, a pick-up motion). The sensing condition specified in the user interface 1635 may be a preset movement type (eg, shake 2 times) in which the movement of the BLE device 200 is preset. Also, the sensing condition may be stored when the mobile terminal 100 is manufactured in response to the first screen unlocking mode, or may be preset in an application including a control command for the first screen unlocking mode. This will be described in detail with reference to FIGS. 2 to 4 and FIGS. 11 to 14 .

In addition, if the above-described predetermined condition is satisfied while the screen of the mobile terminal 100 is turned on, the screen is turned on without the unlock request screen until receiving an input to turn off the screen from the user of the mobile terminal 100 can be controlled to keep.

2 is an exemplary diagram illustrating a mobile terminal according to an embodiment of the present invention.

The mobile terminal 100 includes a communication unit 110 , a user interface unit 135 , a control unit 150 , and a memory 160 . The user interface unit 135 may include an output unit 120 and a user input unit 130 .

The communication unit 110 searches for a wireless device (eg, the BLE device 200 ). The communication unit 110 may measure the strength of a signal received from the wireless device and transmit the measured strength of the signal to the controller 150 . Also, the communication unit 110 receives identification information from a wireless device located within a predetermined distance around the mobile terminal 100 . Also, the communication unit 110 may further receive sensing information of the wireless device 20 together with the identification information from the wireless device 200 . In this case, the communication unit 110 according to an embodiment of the present invention may receive the sensing information and the identification information as an advertising data packet. For example, the sensing information is inserted into the Manufacturer Specific Data (MSD) field of the Advertising data packet, and the identification information may be inserted into the Universally Unique Identifier (UUID) field or the Manufacturer Specific Data (MSD) field of the Advertising data packet. can

The communication unit 110 may include one or more components for communication between the portable terminal 100 and the BLE device 200 or the portable terminal 100 and the server. For example, the communication unit 110 may include a BLE communication unit 111 , a mobile communication unit 112 , a broadcast receiving unit 113 , and the like.

The BLE communication unit 111 supports a BLE communication function. For example, the BLE communication unit 111 may receive a signal (Advertising packet) broadcast from the external BLE device 200 . The BLE communication unit 111 may scan (or search for) the BLE device 200 at a predetermined period, or scan (or search for) the BLE device 200 upon a user's request.

The BLE communication unit 111 may be connected to the control unit 150 or the SSP 30 . The SSP 30 may include a sensor hub and an SSP manager. A sensor hub is a type of microcontroller unit (MCU) and can connect various types of sensors. The sensor hub may be connected to the BLE communication unit 111 , and may collect information of the external BLE device 200 through the BLE communication unit 111 . The SSP manager may receive data from the sensor hub, and may wake the AP 151 from the sleep mode based on the data received from the sensor hub. The SSP 30 will be described later with reference to FIG. 3 .

The BLE communication unit 111 may receive identification information or sensing information from the BLE device 200 when the portable terminal 100 is located within a communication radius of a BLE device previously registered in the portable terminal 100 .

Meanwhile, the communication unit 110 may support other short-distance communication functions in addition to BLE communication. The short-distance communication technology may include, but is not limited to, wireless LAN (Wi-Fi), Bluetooth, Zigbee, WFD (Wi-Fi Direct), UWB (ultra wideband), infrared data association (IrDA), etc. .

The mobile communication unit 112 transmits/receives wireless signals to and from at least one of a base station, an external terminal, and a server on a mobile communication network. Here, the wireless signal may include various types of data according to transmission/reception of a voice call signal, a video call signal, or a text/multimedia message.

The broadcast receiver 113 receives a broadcast signal and/or broadcast-related information from the outside through a broadcast channel. The broadcast channel may include a satellite channel and a terrestrial channel. The broadcast receiving unit 113 may be omitted according to an implementation example.

The user interface unit 135 provides a user interface for setting the first screen unlock mode using the BLE wireless device 200 . In addition, identification information of the BLE device 200 corresponding to the first screen unlock mode may be designated through the user interface. Also, the user interface unit 135 may provide a user interface for setting the above-described second screen unlocking mode and third screen unlocking mode. Also, the user interface unit 135 may receive a preset distance between the portable terminal 100 and the BLE device 200 from the user or receive a sensing condition.

The user interface unit 135 may include an output unit 120 and a user input unit 130 . The output unit 120 is for outputting an audio signal, a video signal, or a vibration signal, and may include a display unit 121 , a sound output unit 122 , a vibration motor 123 , and the like. The display unit 121 displays and outputs information processed by the portable terminal 100 . For example, the display unit 121 may display a user interface (UI) or graphic user interface (GUI) related to a call in the call mode, and in the BLE device 200 search mode, the searched BLE device list can be displayed. In this case, the display unit 121 may discriminately display a BLE device that is not previously registered in the mobile terminal 100 and a previously registered BLE device.

In addition, in the BLE device 200 setting mode, the display unit 121 may display a UI (User Interface) or GUI (Graphic User Interface) related to the setting of the BLE device 200 .

Meanwhile, when the display unit 121 and the touchpad form a layer structure to form a touch screen, the display unit 121 may be used as an input device in addition to an output device. The display unit 121 includes a liquid crystal display, a thin film transistor-liquid crystal display, an organic light-emitting diode, a flexible display, a three-dimensional display ( 3D display) and electrophoretic display (electrophoretic display) may include at least one. In addition, depending on the implementation form of the portable terminal 100 , the portable terminal 100 may include two or more display units 121 . In this case, two or more display units 121 may be disposed to face each other using a hinge.

The sound output unit 122 outputs audio data received from the communication unit 110 or stored in the memory 160 . Also, the sound output unit 122 outputs a sound signal related to a function (eg, a call signal reception sound, a message reception sound, etc.) performed in the portable terminal 100 . The sound output unit 122 may include a speaker, a buzzer, and the like.

The vibration motor 123 may output a vibration signal. For example, the vibration motor 123 may output a vibration signal corresponding to the output of audio data or video data (eg, a call signal reception sound, a message reception sound, etc.). Also, the vibration motor 123 may output a vibration signal when a touch is input to the touch screen.

The output unit 120 may output a notification message preset by the user. The output unit 120 may output a notification message when the portable terminal 100 is located within a communication radius or a preset distance of the BLE device 200 , and the portable terminal 100 is the BLE device 200 . A notification message can also be output when out of a communication radius or a preset distance. Also, the output unit 120 may output a notification message according to distance information between the BLE device 200 and the portable terminal 100 .

Also, the output unit 120 may output a notification message when the difference between the sensing information received from the sensor-based BLE device or the sensing information obtained from the portable terminal and a preset sensing condition is within a preset range.

The output unit 120, at least one of information about a Social Networking Service (SNS) being used by another user possessing the BLE device 200, and communication history information between the BLE device 200 and the mobile terminal 100 You can also print

The user input unit 130 means a means for a user to input data for controlling the portable terminal 100 . For example, the user input unit 130 includes a button, a key pad, a dome switch, and a touch pad (contact capacitive type, pressure resistance film type) implemented as a software module or a physical device and circuit. , infrared sensing method, surface ultrasonic conduction method, integral tension measurement method, piezo effect method, etc.), a jog wheel, a jog switch, etc., but is not limited thereto.

The user input unit 130 may designate identification information of the wireless device corresponding to the first screen unlocking mode according to a user input through a user interface for setting the screen unlocking mode. Also, the user input unit 130 may receive at least one of a sensing condition of the portable terminal 100 and a sensing condition of a sensor-based BLE device.

The memory 160 stores identification information of the wireless device (eg, the BLE device 200 ) corresponding to the first screen unlock mode designated through the user interface.

The memory 160 may store a program for processing and control of the controller 150, and input/output data (eg, identification information of a BLE device, attribute information of a BLE device, user additional information, BLE device) information sensed by a sensor included in the .

The memory 160 may include a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (eg, SD or XD memory), and a RAM. (RAM, Random Access Memory) SRAM (Static Random Access Memory), ROM (Read-Only Memory), EEPROM (Electrically Erasable Programmable Read-Only Memory), PROM (Programmable Read-Only Memory) magnetic memory, magnetic disk, It may include at least one type of storage medium among optical disks. In addition, the mobile terminal 100 may operate a web storage that performs a storage function of the memory 160 on the Internet.

Programs stored in the memory 160 may include a plurality of modules according to their functions, for example, a UI module 161 , a touch screen module 163 , an alarm module 164 , and the like.

The UI module 161 may provide a UI, a GUI, etc. interworking with the BLE device 200 for each application. Since the function of the UI module 161 can be known by those skilled in the art from its name, a detailed description thereof will be omitted.

The touch screen module 163 may detect a touch gesture on the user's touch screen and transmit information about the touch gesture to the controller 150 . The touch screen module 163 may be configured as a separate controller (H/W).

Various sensors may be provided inside or near the touch screen to detect a touch or a proximity touch of the touch screen. A tactile sensor is an example of a sensor for detecting a touch of a touch screen. A tactile sensor refers to a sensor that senses a touch of a specific object to a degree or more that a person feels. The tactile sensor may sense various information such as the roughness of the contact surface, the hardness of the contact object, and the temperature of the contact point.

In addition, as an example of a sensor for detecting a touch of a touch screen, there is a proximity sensor.

The proximity sensor refers to a sensor that detects the presence or absence of an object approaching a predetermined detection surface or an object existing in the vicinity without mechanical contact using the force of an electromagnetic field or infrared rays. Examples of the proximity sensor include a transmission type photoelectric sensor, a direct reflection type photoelectric sensor, a mirror reflection type photoelectric sensor, a high frequency oscillation type proximity sensor, a capacitive type proximity sensor, a magnetic type proximity sensor, an infrared proximity sensor, and the like. The user's touch gesture may include a tap, touch & hold, double tap, drag, pan, flick, drag and drop, swipe, and the like.

The memory 160 may store and maintain a screen unlock setting application 166 for management and control of a user interface for setting a screen unlock mode using a wireless device. The controller 150 may access the screen unlock setting application 166 from the memory 160 to load a command for controlling the user interface unit 135 . Also, the memory 160 may store various applications. For example, the application DB 165 may include a reminder application, a contact application, a map application, a music application, an e-book application, a health management application, an exercise management application, a child care application, and the like, but is not limited thereto.

The memory 160 may store identification information of a wireless device (eg, the BLE device 200 ) corresponding to the screen unlock mode through the user interface. In addition, a preset distance specified through the user interface may be stored. In addition, identification information of the BLE device 200 and notification information may be mapped and stored. In this case, the memory 160 may map and store identification information of the BLE device 200 and a plurality of notification information.

Also, the memory 160 may include a voice recognition module (not shown) for recognizing a user's voice using a voice recognition engine and transmitting the recognized voice to the controller 150 .

The alarm module 164 may generate a signal for notifying the occurrence of an event in the portable terminal 100 . Examples of events occurring in the mobile terminal 100 include call signal reception, message reception, key signal input, schedule notification, and the like. The alarm module 164 may output an alarm signal in the form of a video signal through the display unit 121 , may output an alarm signal in the form of an audio signal through the sound output unit 122 , and the vibration motor 123 . It is also possible to output an alarm signal in the form of a vibration signal through

Meanwhile, the alarm module 164 may provide a snooze function. For example, when the user sets the number of alarm repetitions (eg, 5 times) or an alarm repetition interval (eg, 3 minutes), the alarm module 164 transmits the alarm signal a predetermined number of times (eg, 5 times) or a predetermined number of times (eg, 5 times). It can be output at intervals (eg, 3 minutes).

The control unit 150 detects a wireless device (eg, the BLE device 200 ) within a predetermined distance around the mobile terminal 100 , and when the identification information of the wireless device matches the identification information stored in the memory 160 , , control so that the unlock request screen is not displayed when the screen of the mobile terminal 100 is switched from an off state to an on state.

In addition, the controller 150 generally controls the overall operation of the mobile terminal 100 . The controller 150 may control the communication unit 110 , the output unit 120 , the user interface unit 135 , the memory 160 , and the like in general by executing programs stored in the memory 160 .

The controller 150 may include an application processor 151 and a communication processor 152 . The application processor 151 may control execution of various applications stored in the memory 160 . For example, when identification information of the BLE device 200 is received, the application processor 151 may extract and execute an application for executing a control command corresponding to the received identification information. For example, when the identification information of the BLE device 200 matching the identification information stored in the memory 160 is received, the application processor 151 executes a control command corresponding to the screen unlock mode using the wireless device. To load the screen unlock setting application 166 to be executed. The communication processor 152 may control various communication functions.

In addition, the controller 150 may register the attribute information of the BLE device 200 with user additional information input from the user, and may manage the registered information. In addition, the control unit 150 may extract a BLE device not registered in the portable terminal 100 from among the searched BLE devices by comparing identification information of the searched BLE device with the list of registered BLE devices stored in the memory 160 . The controller 150 may create a list of BLE devices that are not previously registered. The controller 150 may take an image of an object (eg, a self image of the BLE device 200 or an image of an object/place to which the BLE device 200 is attached) using the camera 141 based on a user input. have.

Also, the controller 150 may obtain distance information between the BLE device 200 and the portable terminal 100 by using the strength of a signal received from the BLE device 200 . For example, the controller 150 may calculate the distance between the BLE device 200 and the portable terminal 100 using correlation information between the received signal strength and the separation distance.

Also, the controller 150 may extract preset notification information corresponding to the identification information of the BLE device 200 . The controller 150 may extract notification information corresponding to the identification information of the BLE device 200 based on the identification information of the BLE device 200 and the time information at which the identification information of the BLE device 200 is received. . Here, the notification information may include at least one of a notification message input from the user of the portable terminal 100 and notification condition information regarding output of the notification message. The controller 150 may extract notification information from the memory 160 or may receive notification information from an external server.

The control unit 150 compares the identification information of the BLE device 200 with the information about the registered BLE device pre-stored in the memory 160, and determines whether the BLE device 200 that has transmitted the identification information is a registered BLE device You may.

According to another aspect of the present invention, the memory 160 may store at least one sensing condition specified through a user interface (eg, 1630 of FIG. 16 or FIG. 17 ), or a preset sensing condition of the mobile terminal 100 . have. In addition, the mobile terminal 100 may further include a sensing unit 140 for obtaining sensing information. The control unit 150 discovers the BLE device 200 within a certain distance around the mobile terminal 100, and the identification information of the discovered BLE device 200 matches the identification information stored in the memory 160, and obtains When the sensed information satisfies the sensing condition, when the screen of the mobile terminal 100 is switched from an off state to an on state, it is possible to control so that the unlock request screen is not displayed. Here, the sensing unit 140 may acquire sensing information when the BLE device 200 is discovered within a predetermined distance around the mobile terminal 100 . Also, the memory 160 may store or maintain the sensing module 162 , which is a set of commands for the control unit 150 to control the sensing unit 140 .

The sensing unit 140 may include a camera 141 , a motion sensor 143 , a pressure sensor 144 , and the like. The sensing condition may be that the grip shape of the mobile terminal 100 represents a preset grip shape. The pressure sensor 133 may acquire sensing information about a grip shape in which the user holds the portable terminal 100 . The grip shape may be information about a position of a hand or a finger touching the portable terminal 100 , and a pressure applied to the portable terminal 100 by the hand or finger. The controller 150 determines whether the sensed information on the detected grip shape satisfies a preset grip shape or falls within a grip range corresponding to the preset grip shape, so that the user intends to use the portable terminal 100 . It can be inferred that it has

Also, the sensing condition may indicate that the movement of the mobile terminal 100 represents a preset movement form. The motion sensor 143 may detect the movement of the portable terminal 100 to obtain sensing information on the movement form. The motion sensor 143 may include an acceleration sensor, a geomagnetic sensor, a gyro sensor, and the like. The motion sensor 143 may detect the direction and magnitude of the movement of the mobile terminal 100 for a certain period of time and obtain a movement form such as a trajectory of movement or accumulated data of motion vectors. The controller 150 determines whether the movement form of the mobile terminal 100 satisfies a preset movement form or falls within a movement range corresponding to the preset movement form through the acquired sensing information, thereby allowing the user to control the mobile terminal 100 . ), it can be inferred that there is an intention to use For example, the preset movement form may be an operation in which the user lifts the portable terminal 100 or maintains the mobile terminal 100 so that the inclination of the portable terminal 100 is positioned within a predetermined angle for a predetermined time.

Also, the sensing condition may indicate that the user's face recognized by the mobile terminal 100 corresponds to a preset user's face. The camera 141 may acquire sensing information on the face image by capturing the face of the user of the portable terminal 100 . The camera 141 may include a 2D or 3D optical sensor, a 3D depth sensor, and the like. The camera 141 may be included in one surface of the portable terminal 100 including the display unit 121 . Also, the sensing condition may indicate that the direction of the user's face or the direction of the eyes indicates that the user gazes at the mobile terminal 100 . Accordingly, it may be used as a condition for determining the user's intention to use the mobile terminal 100 . In addition, the camera 141 may obtain an image frame such as a still image or a moving image through an image sensor in a video call mode or a shooting mode. The image captured through the image sensor may be processed through the controller 150 or a separate image processing unit (not shown). The processed image frame may be displayed on the display unit 121 , stored in the memory 160 , or transmitted to the outside through the communication unit 110 . Two or more cameras 141 may be provided depending on the configuration of the mobile terminal 100 .

In addition, in preventing the unlock request screen from being displayed when the screen of the mobile terminal 100 is switched from an off state to an on state, the above-described sensing conditions may be selectively specified. That is, it should be noted that one of the sensing conditions may be designated and used, or at least two sensing conditions may be used in combination. Accordingly, it can be generally understood that the sensors of the sensing unit 140 for acquiring sensing information to be compared with sensing conditions may be configured in various ways.

In addition, the sensing unit 140 may further include a microphone 142 capable of inputting an audio signal. The microphone 142 receives an external sound signal in a call mode, a recording mode, a voice recognition mode, and the like, and processes it as electrical voice data. In addition, the processed voice data may be converted into a form that can be transmitted to the mobile communication base station through the mobile communication unit 112 in the call mode and output.

According to another aspect of the present invention, the memory 160 may store a sensing condition of the BLE device 200 designated through a user interface (eg, 1635 of FIG. 16 or 17 ), or a preset sensing condition. . Also, the communication unit 110 may receive sensing information from the BLE device 200 . In addition, the controller 150 discovers the BLE device 200 within a certain distance around the mobile terminal 100 , and the identification information of the discovered BLE device 200 matches the identification information stored in the memory 160 , and , when the received sensing information satisfies the sensing condition, it is possible to control so that the unlock request screen is not displayed when the screen of the portable terminal 100 is switched from an off state to an on state. Here, the BLE device 200 may transmit not only identification information but also sensing information to the portable terminal 100 . In addition, the mobile terminal 100 may further include an SSP to collect and manage the sensing information received from the BLE device 200 . Although the description of the sensing condition has been described above, it will be described again later with reference to FIGS. 13 and 14 .

3 is an exemplary diagram illustrating a data communication protocol of a Seamless Sensing Platform (SSP) according to an embodiment of the present invention.

3 , the SSP 30 may include a sensor hub 31 and an SSP manager 32 . In this case, the BLE communication unit 111 may be attached to the sensor hub 31 , and the SSP manager 32 may be included in the framework of the application processor 151 .

Therefore, the sensor hub 31 is the identification information (eg, tag ID, device name, etc.) of the BLE device 200 broadcast from the external BLE device 200 through the BLE communication unit 111, the BLE device 200 It is possible to receive a measured value, etc. sensed in the . At this time, when a situation occurs in which the AP 151 in the sleep mode needs to be woken (eg, when a predetermined application needs to be executed in relation to the received identification information of the BLE device 200), the sensor hub 31 may transmit an interrupt signal in the sense of notifying that there is data to be transmitted to the SSP manager 32 [S10].

The SSP manager 32 may transmit a signal requesting the data type and length that the sensor hub 31 intends to transmit to the sensor hub 31 [S20]. In this case, the sensor hub 31 may transmit the format and length of data to be transmitted to the SSP manager 32 [S30]. The SSP manager 32 transmits a reception preparation completion message (Start to read MSG) to the sensor hub 31 [S40], and the sensor hub 31 receives the Start to read MSG, BLE signal strength data, etc. in advance It can be processed into the promised packet and transmitted to the SSP manager 32 [S50].

4 is an exemplary diagram illustrating a wireless device according to an embodiment of the present invention.

As shown in FIG. 4A , the BLE device 200 may include a power supply unit 210 , a BLE communication unit 220 , and a control unit 230 .

The power supply 210 is for supplying power to the BLE device 200, for example, there may be a battery. The power supply 210 may be recharged or replaced.

The controller 220 may control the identification information of the BLE device 200 to be broadcast to the outside in a predetermined period (eg, 1 second). In this case, the controller 220 may transmit the identification information of the BLE device 200 stored in the memory to the portable terminal 100 through the BLE communication unit 230 . The identification information of the BLE device 200 is unique information for distinguishing the BLE device 200 from other devices, and may include, for example, a tag ID, a device name, a serial number, and a MAC address.

In addition, as shown in FIG. 4B , the BLE device 200 may further include a sensing unit 240 .

The sensing unit 240 may detect a state of the BLE device 200 or a state of an object to which the BLE device 200 is attached, and transmit the sensed information to the controller 220 .

The sensing unit 240 includes a temperature sensor, a humidity sensor, a weight sensor, an acceleration sensor, a tilt sensor, a gyro sensor, a magnetic field sensor (3-axis Magnetic sensor), a pressure sensor, It may include at least one of an illuminance sensor, a touch sensor, and a proximity sensor. In addition, it is apparent to those skilled in the art that the sensing unit 240 may include more various sensors in addition to the above sensors.

On the other hand, when the BLE device 200 further includes the sensing unit 240 , the control unit 220 may broadcast information sensed through the BLE communication unit 230 at a predetermined period (eg, 1 second). . The predetermined period may be changed.

9 and 10 are flowcharts illustrating a method of controlling a screen lock in the mobile terminal 100 according to an embodiment of the present invention.

In step 905, the mobile terminal 100 may provide a user interface for setting a screen unlock mode using the mobile terminal 100 and another wireless device (eg, the BLE device 200). have.

In operation 910 , the mobile terminal 100 may store identification information of the wireless device corresponding to the screen unlocking mode designated through the user interface. Also, the portable terminal 100 may store a distance between the wireless device and the portable terminal 100 designated through a user interface.

In operation 920 , the portable terminal 100 may determine whether a wireless device is discovered within a predetermined distance around the portable terminal 100 . Here, the discovery of a wireless device within a predetermined distance of the portable terminal 100 means that a wireless device transmitting a signal received with a received signal strength equal to or greater than a received signal strength corresponding to a preset distance or a stored distance is searched. may mean that In addition, when the signal strength of the wireless device is sufficiently small, a separate setting for a preset distance between the wireless device and the portable terminal 100 may be omitted. In this case, step 920 may be to determine whether a wireless device is discovered, and more specifically, the mobile terminal 100 receives a signal from the wireless device, and determines whether identification information is obtainable. may be doing That is, the predetermined distance may indicate a communication radius in which the wireless device is searched, rather than a separately designated value relating to a distance between the wireless device and the mobile terminal 100 or a signal strength limitation. If the wireless device is not found within a certain distance in step 910 , the mobile terminal 100 may display a lock unlock request screen when the screen is switched from an off state to an on state in step 915 .

When a wireless device is discovered within a predetermined distance around the mobile terminal 100 , in step 925 , the mobile terminal 100 may check whether identification information of the discovered wireless device matches stored identification information. If the discovered identification information of the wireless device does not match the stored identification information, the mobile terminal 100 may operate by entering step 915 .

If the discovered identification information of the wireless device matches the stored identification information, and the screen of the mobile terminal 100 is turned off in step 930 , the mobile terminal 100 is turned on while the screen is turned off in step 935 . You can control so that the unlock request screen is not displayed when switching to the state.

If the discovered identification information of the wireless device matches the stored identification information, and the screen of the portable terminal 100 is turned on in step 930 , the portable terminal 100 enters step 1005 of FIG. 10 and operates can do.

Referring to FIG. 10 , a method of controlling a screen state using a wireless device while the screen of the portable terminal 100 is turned on in connection with a method of controlling a screen lock will be described. The control unit 150 of the portable terminal 100 receives the screen from the user of the portable terminal 100 when a wireless device having identification information matching the stored identification information is continuously searched within a predetermined distance while the screen is turned on. You can control the screen to remain on without an unlock request screen until an off input is received. Also, when identification information is not received from the wireless device for a preset time while the screen is on, the controller 150 may control the screen to be switched from an on state to an off state.

In step 1005, the portable terminal 100 may determine whether identification information matching the stored identification information is received from a wireless device located within a predetermined distance around the portable terminal 100 for a preset time. Here, step 1005 may represent steps 920 and 925 described above.

If the wireless device is not discovered within a certain distance around the mobile terminal 100 in step 1005, or the discovered identification information of the wireless device does not match the stored identification information, in step 1010, the mobile terminal ( 100) can change the screen from an on state to an off state. After step 1010 , the mobile terminal 100 may operate by entering step 915 of FIG. 9 .

In step 1005, a wireless device is discovered within a certain distance around the mobile terminal 100, and if the discovered identification information of the wireless device matches the stored identification information, in step 1015, the mobile terminal 100 displays the screen You can control it to stay on.

In operation 1020 , the mobile terminal 100 may check whether a screen-off input is received through the user interface unit 135 . The screen off input may be, for example, a user input received through the power button 560 in FIG. 6 . When the screen-off input is received, the mobile terminal 100 may enter step 1010 to change the screen from an on state to an off state.

If the screen-off input is not received, in step 1025 , the mobile terminal 100 may check whether a preset time has elapsed. When the preset time has not elapsed, the mobile terminal 100 may control the screen to remain turned on in step 1015 . When the preset time has elapsed, the mobile terminal 100 may again enter and operate in step 1005 .

11 and 12, a method for controlling screen lock using a wireless device according to another aspect of the present invention will be described.

The mobile terminal 100 may provide a user interface for setting a screen unlock mode using a wireless device (eg, the BLE device 200 ). The portable terminal 100 may store at least one sensing condition specified through a user interface (eg, 1630 of FIG. 16 or 17 ) or a preset sensing condition of the portable terminal 100 . The sensing unit 140 of the portable terminal 100 may acquire sensing information related to a stored sensing condition. For example, the sensing condition may indicate that the movement of the mobile terminal 100 represents a preset movement form. For example, the preset motion type may be a 'pick-up motion' designated through a user interface ( 1630 of FIG. 16 or 17 ). Referring to FIG. 11 , the mobile terminal 100 may detect a movement 1110 of the mobile terminal 100 to obtain sensing information on a movement form. Accordingly, the portable terminal 100 may determine whether the obtained sensing information satisfies a sensing condition by determining whether the movement 1110 of the portable terminal 100 represents a pickup motion.

In step 1205 of FIG. 12 , the portable terminal 100 may provide a user interface for setting a screen unlock mode using a wireless device (eg, the BLE device 200 ).

In operation 1210, the mobile terminal 100 may store a sensing condition designated through the user interface and identification information of the wireless device.

In operation 1220 , the mobile terminal 100 may determine whether a wireless device is discovered within a predetermined distance. Here, the predetermined distance may indicate a communication radius in which the wireless device is searched, rather than a separately designated value relating to a distance between the wireless device and the mobile terminal 100 or a signal strength limitation. When the wireless device is not found within a certain distance, in step 1215 , the mobile terminal 100 may control to display an unlock request screen when the screen is switched from an off state to an on state.

When a wireless device is discovered within a predetermined distance, in step 1225 , the mobile terminal 100 may check whether identification information of the discovered wireless device matches stored identification information. When the discovered identification information of the wireless device and the stored identification information do not match, the mobile terminal 100 may operate in operation 1215 .

When the discovered identification information of the wireless device matches the stored identification information, the portable terminal 100 may acquire sensing information of the portable terminal 100 in operation 1230 . Also, step 1230 may be performed irrespective of whether or not the conditions of steps 1220 and 1225 are satisfied or the order. For example, step 1230 may be performed when a wireless device having identification information matching the stored identification information is searched for irrespective of the distance, and is performed according to a predetermined period when the screen of the portable terminal 100 is turned off. it might be

In operation 1235 , the mobile terminal 100 may determine whether the acquired sensing information satisfies a sensing condition. If the acquired sensing information does not satisfy the sensing condition, the portable terminal 100 may operate by entering step 1215 .

When the acquired sensing information satisfies the sensing condition, in step 1240 , the mobile terminal 100 may control the screen not to display the unlock request screen when the screen is switched from an off state to an on state.

Also, the mobile terminal 100 may control the screen state by using sensing information of the wireless device and the mobile terminal 100 while the screen is turned on. For example, the controller 150 of the portable terminal 100 continues to search for a wireless device having identification information matching the stored identification information within a predetermined distance while the screen is turned on, and the acquired sensing information is sensed. If the condition is satisfied, it is possible to control the screen to remain on without the unlock request screen until receiving an input to turn off the screen from the user of the mobile terminal 100 . In addition, the controller 150 is configured to switch the screen from an on state to an off state when identification information is not received from the wireless device or the obtained sensing information does not satisfy a sensing condition for a preset time while the screen is turned on. can be controlled

A method of controlling a screen lock using a wireless device according to another aspect of the present invention will be described with reference to FIGS. 13 and 14 .

The mobile terminal 100 may provide a user interface for setting a screen unlock mode using a wireless device (eg, the BLE device 200 ). The mobile terminal 100 stores at least one sensing condition in a wireless device (eg, the BLE device 200 ) designated through a user interface (eg, 1635 of FIG. 16 or 17 ), or a preset sensing condition. can The mobile terminal 100 may receive sensing information related to the stored sensing condition from the wireless device. In this case, the mobile terminal 100 according to an embodiment of the present invention may receive sensing information inserted into a Manufacturer Specific Data (MSD) field of the advertising packet from the wireless device. For example, the sensing condition may indicate that the movement of the wireless device represents a preset movement form. As an example, the preset movement form may be 'shake 2 times' specified through the user interface ( 1635 of FIG. 16 or FIG. 17 ). Also, the sensing condition may indicate a touch gesture for touching the wireless device. As an example, the touch gesture may be a 'two touch' for a specific time indicating that the wireless device is 'knock-knock' continuously touched twice according to a user input. In FIG. 13 , the sensing unit 240 of the BLE device 200 may acquire sensing information by detecting a user input 1310 for the BLE device 200 . In this case, the sensing unit 240 may be configured using a touch sensor, a pressure sensor, or a motion sensor. The BLE device 200 may broadcast the acquired sensing information or transmit it to the portable terminal 100 . For example, the BLE device 200 may broadcast sensing information by inserting the sensing information into a Manufacturer Specific Data (MSD) field of the Advertising data packet. The mobile terminal 100 may determine whether the received sensing information satisfies a sensing condition.

In step 1405 of FIG. 14 , the mobile terminal 100 may provide a user interface for setting a screen unlock mode using a wireless device (eg, the BLE device 200 ).

In operation 1410 , the mobile terminal 100 may store identification information of a wireless device and a sensing condition designated through the user interface.

In operation 1420, the mobile terminal 100 may determine whether a wireless device is discovered within a predetermined distance. Here, the predetermined distance may indicate a communication radius in which the wireless device is searched, rather than a separately designated value relating to a distance between the wireless device and the mobile terminal 100 or a signal strength limitation. When the wireless device is not found within a predetermined distance, in step 1415 , the mobile terminal 100 may control to display an unlock request screen when the screen is switched from an off state to an on state.

When a wireless device is discovered within a predetermined distance, in step 1425 , the mobile terminal 100 may check whether identification information of the discovered wireless device matches stored identification information. When the discovered identification information of the wireless device and the stored identification information do not match, the portable terminal 100 may operate in operation 1415 .

When the discovered identification information of the wireless device matches the stored identification information, the mobile terminal 100 may receive sensing information of the wireless device from the wireless device in operation 1430 . Here, the sensing information of the wireless device may be transmitted from the wireless device together with the identification information of the wireless device or transmitted separately from the identification information. In addition, sensing information of the wireless device may be broadcast by being inserted into a Manufacturer Specific Data (MSD) field of an advertising packet.

In operation 1435 , the mobile terminal 100 may determine whether the received sensing information satisfies a sensing condition. If the received sensing information does not satisfy the sensing condition, the mobile terminal 100 may operate in operation 1415 .

When the received sensing information satisfies the sensing condition, in step 1440 , the mobile terminal 100 may control so that the unlock request screen is not displayed when the screen is switched from an off state to an on state.

Also, the mobile terminal 100 may control the screen state by using the identification information and sensing information of the wireless device while the screen is turned on. For example, the controller 150 of the portable terminal 100 continues to search for a wireless device having identification information matching the stored identification information within a predetermined distance while the screen is turned on, and the sensing received from the wireless device When the information satisfies the sensing condition, it is possible to control the screen to remain on without the unlock request screen until a screen off input is received from the user of the mobile terminal 100 . In addition, the controller 150 is configured to switch the screen from the on state to the off state when identification information is not received from the wireless device or the received sensing information does not satisfy the sensing condition for a preset time while the screen is turned on. can be controlled

Also, the mobile terminal 100 may control the screen lock by using the identification information of the wireless device, the sensing information of the mobile terminal 100, and the sensing information of the wireless device. For example, the portable terminal 100 may set and store the sensing condition of the portable terminal 100 and the sensing condition of the wireless device through the user interface ( 1630 , 1635 of FIG. 16 or 17 ). When a wireless device having identification information matching the stored identification information is found within a certain distance and satisfies the sensing condition of the portable terminal 100 and the sensing condition of the wireless device, the portable terminal 100 is turned on in an off state You can control so that the unlock request screen is not displayed when switching to . As such, it should be noted that the above-described exemplary embodiments may be combined with each other or a part thereof may be modified.

In addition, it may be understood by those of ordinary skill in the art that the program for the embodiment described in FIGS. 9, 10, 12 and 14 may be composed of software, hardware, or a combination of software and hardware. The program for the embodiment described in FIGS. 9, 10, 12 and 14 may be recorded in a recording medium, or may be downloaded from a server or computer through a communication network to a portable terminal.

Hereinafter, the data format broadcast by the BLE device 200 will be described in more detail.

18 is a diagram illustrating a data format of an Advertising data packet broadcast by a BLE device according to an embodiment of the present invention.

The data format 1800 shown in FIG. 18 represents a payload part of the advertising data packet broadcast by the BLE device 200 excluding the header part. Advertising data (hereinafter, referred to as AD) included in the payload of the Advertising data packet according to an embodiment of the present invention may consist of 31 Octets (Bytes).

Meanwhile, the payload of the advertising data packet according to an embodiment of the present invention may include a plurality of AD structures, and each AD structure may include a Length 1810 portion and a Data 1820 portion. The Length 1810 part may include information about the length of the Data 1820 , and the Data 1820 part may include actual data to be broadcast by the BLE device 200 .

In this case, according to an embodiment of the present invention, the data 1820 part may include an AD type 1821 and an AD data 1822 . A value for identifying the type of AD data 1822 may be inserted into the AD type 1821 . Referring to FIG. 19 , the AD type 1821 will be described in more detail.

19 is a diagram for explaining an advertising data type (AD) related to an embodiment of the present invention.

As shown in FIG. 19 , the AD type 1920 that may be included in the Advertising data packet may be various. For example, in AD type 1920, <<Flags>>, ≪Incomplete List of 16-bit Service Class UUIDs≫, ≪Complete List of 16-bit Service Class UUIDs≫, ≪Incomplete List of 32-bit Service Class UUIDs ≫, ≪Complete List of 32-bit Service Class UUIDs≫, ≪Incomplete List of 128-bit Service Class UUIDs≫, ≪Complete List of 128-bit Service Class UUIDs≫, ≪Shortened Local Name≫, ≪Complete Local Name≫, ≪TX Power Level≫, ≪Class of Device≫, ≪Simple Pairing Hash C≫, ≪Simple Pairing Randomizer R≫, ≪Device ID≫, ≪Security Manager TK Value≫, ≪Security Manager Out of Band Flags≫, ≪Slave Connection Interval Range», ≪List of 16-bit Service Solicitation UUIDs≫, ≪List of 128-bit Service Solicitation UUIDs≫, ≪Service Data≫, ≪Public Target Address≫, ≪Random Target Address≫, ≪Appearance≫, ≪Manufacturer Specific Data», etc. may exist.

On the other hand, each AD type 1920 may be expressed as a preset value 1910 , and the value 1910 is inserted into the Advertising data packet so that the scanner (eg, the mobile terminal 100 ) selects the AD type 1920 . make it identifiable. Meanwhile, since a person skilled in the art can clearly understand the AD type definition 1930 from the table shown in FIG. 19 , a detailed description of the AD type definition 1930 will be omitted.

20 is a diagram for explaining data broadcast by a BLE device according to an embodiment of the present invention.

As shown in FIG. 20 , the BLE device 200 may broadcast necessary data using a specific AD type. For example, when the BLE device 200 is a smart phone manufactured by Samsung Electronics Co., Ltd., the BLE device 200 has a TX Power Level (eg, +4 dBm), Shortened Local Name (eg, GT-N8000, Samsung Mobile). ), Class of Device (eg, Major: Phone, Minor: Smart phone, Service: Object Transfer), Random Target Address (eg, Samsung Mobile), List of Service Solicitation (eg, 0X1105), Manufacturer Specific Data<<Protocol> > (eg, 0X0075: a predefined code indicating Samsung Electronics), Manufacturer Specific Data<<Capability>> (eg, OX00ff: Bluetooth BR/EDR, Bluetooth AMP, Bluetooth LE, WiFi, WiFi Direct, WiFi Display, DLSN ( All-share), NFC, RFID support), Manufacturer Specific Data<<Sensor>> (eg, 0X06000024: Temperature 36°C), Manufacturer Specific Data<<Others>> (eg, indicating the current state of the BLE device 200) Silent mode, Screen Rotation, Power Saving, Notification, Mobile Data, Driving mode, Sync mode, Privacy/Flight mode, etc.) may be included in the Advertising data packet and broadcast.

At this time, since the limit of the length of the AD is 31 Bytes, the BLE device 200 broadcasts only essential data using the Advertising data packet, and additional data such as Local Name (optional data) is additionally answered through SCAN_RSP. may be In addition, the Advertising data packet according to an embodiment of the present invention may further include an encryption field.

Meanwhile, the BLE device 200 according to an embodiment of the present invention broadcasts attribute information (eg, sensor information included in the BLE device 200 or external color information of the BLE device 200) through an Advertising data packet. can be cast.

For example, when the BLE device 200 is a blue tag including a temperature sensor, the BLE device 200 transmits identification information (eg, 'SAMSUNG_Temp_TAG001_blue') indicating attribute information to a universally unique identifier (UUID) field or It can be included in the MSD (Manufacturer Specific Data) field and broadcast to the outside.

According to another embodiment of the present invention, the BLE device 200 may broadcast the sensing information measured through the sensor in a Manufacturer Specific Data (MSD) field. For example, if the BLE device 200 includes a temperature sensor, and the current temperature measured by the temperature sensor is 36°C, the BLE device 200 indicates that the temperature is 36 in the Manufacturer Specific Data<<Sensor>> field. It can be broadcast by inserting a code ('0X06000024') indicating that it is ℃.

Meanwhile, the BLE device 200 according to an embodiment of the present invention may use a random device address instead of a Bluetooth device address (BD_ADDR) and a MAC address for privacy. In addition, the BLE device 200 according to an embodiment of the present invention may configure a white/black list in advance before broadcasting an advertising packet, and ignore a connect request sent by a device having an address that is not allowed. . In addition, the BLE device 200 may further enhance security by performing an authentication procedure for the scanner (eg, the portable terminal 100 ) through an internal/external server. Conversely, the mobile terminal 100 may also perform an authentication procedure for the BLE device 200 through an internal or external server.

On the other hand, the BLE device 200 according to an embodiment of the present invention adjusts the Advertising Interval according to the state of the BLE device 200, such as stopping, moving (walking or vehicle), etc. with the mobile terminal 100 and can increase connectivity. For example, the BLE device 200 may lengthen the Advertising Interval in the sleep mode and may shorten the Advertising Interval during movement.

Also, the BLE device 200 according to an embodiment of the present invention may adjust a TX Power Level for each situation. For example, the BLE device 200 may lower the TX Power Level when broadcasting data requiring security.

21 is a diagram showing an example of an Advertising data packet.

The length of AD (Advertising Data) shown in FIG. 21 is 29 bytes in total. If you analyze AD (0X0000FFFF040201FF030075FF03840A02303030384E5F54710809040102) from the back, 29 bytes of AD (Advertising Data) can be divided into a total of 6 AD structures.

In the first AD Structure (①), '02' indicates AD type and length (2 bytes) of AD data, '01' indicates AD type (Flags), and '04' indicates actual data (LE and BR/ EDR simultaneous capability (Host)).

In the second AD Structure (②), '09' indicates AD type and length (9 bytes) of AD data, '08' indicates AD type (Shortened Local Name), and '71 54 5F 4E 38 30 30 30 ' indicates actual data (GT ? N 8 0 0 0).

In the third AD Structure (③), '02' indicates AD type and length (2 bytes) of AD data, '0A' indicates AD type (Tx Power Level), and '84' indicates actual data (132 ( +4dBm)).

In the fourth AD Structure (④), '03' indicates AD type and length (3 bytes) of AD data, 'FF' indicates AD type (Manufacturer Specific Data), and '75 00' indicates actual data (Company). ID: 0X0075 = Samsung Electronics).

In the fifth AD Structure (⑤), '03' indicates AD type and length (3 bytes) of AD data, 'FF' indicates AD type (Manufacturer Specific Data), and '01 02' indicates actual data (Protocol) ID: 0X0201).

In the sixth AD Structure (⑥), '04' indicates AD type and length (4 bytes) of AD data, 'FF' indicates AD type (Manufacturer Specific Data), and 'FF 00 00' indicates actual data ( Capability state: 0X0000FF = Bluetooth BR/EDR, Bluetooth AMP, Bluetooth LE, WiFi, WiFi Direct, WiFi Display, DLSN (All-share), NFC, RFID support).

100: mobile terminal
110: communication department
135: user interface unit
140: sensing unit
150: control unit
160: memory

Claims (16)

A method for controlling a screen lock of a mobile terminal, the method comprising:
storing identification information of the wireless device;
storing a predetermined distance between the wireless device and the portable terminal;
detecting a wireless device and identification information of the wireless device;
determining whether the detected identification information matches the stored identification information;
determining whether the wireless device is located within the predetermined distance from the portable terminal; and
and automatically displaying an unlocked screen on a display of the portable terminal based on determining that the wireless device is located within the predetermined distance from the portable terminal. According to claim 1,
providing a user interface for setting a screen unlock mode controlled by the wireless device; and
and receiving a user input for selecting identification information of a wireless device to be stored in response to the screen unlock mode through the user interface. According to claim 1,
Further comprising the operation of determining whether the display of the mobile terminal is turned on,
The operation of automatically displaying the unlocked screen on the display of the portable terminal may include automatically displaying the unlocked screen on the display of the portable terminal based at least in part on whether the display of the portable terminal is turned on. A method for controlling a screen lock, including the operation of: According to claim 1,
Further comprising the operation of determining whether identification information identical to the stored identification information of the wireless device is detected during a predetermined time interval,
The operation of automatically displaying the unlocked screen on the display of the portable terminal is based, at least in part, on whether identification information identical to the stored identification information of the wireless device is detected for a predetermined time interval on the display of the portable terminal. and automatically displaying the unlocked screen on a screen lock control method. According to claim 1,
The operation of automatically displaying the unlocked screen on the display of the portable terminal includes determining whether to turn on or off the display of the portable terminal. According to claim 1,
determining whether a screen-off input is received from a user; and
and turning off the display based on the reception of the screen off input. According to claim 1,
The predetermined distance is designated based on a user input received through a UI for receiving a distance value. According to claim 1,
storing a reference signal strength representing the predetermined distance; and
The detecting of the wireless device includes determining whether a received signal strength of a signal transmitted by the wireless device is equal to or greater than the reference signal strength. According to claim 1,
storing the sensing condition of the mobile terminal; and
Further comprising the operation of obtaining the sensing information of the mobile terminal,
The operation of automatically displaying the unlocked screen on the display of the portable terminal may include, at least in part, whether the acquired sensing information satisfies the stored sensing condition on the display of the portable terminal. A screen lock control method comprising the operation of automatically displaying a. 10. The method of claim 9,
The operation of obtaining the sensing information is
The method for controlling a screen lock, which is performed only when the wireless device is detected by the mobile terminal. 10. The method of claim 9,
The sensing condition is
a sensing condition in which a user gripping the mobile terminal has the same grip shape as a predetermined grip shape;
a sensing condition in which the movement of the mobile terminal is the same as a predetermined movement form; and
The user's face recognized by the mobile terminal includes at least one of sensing conditions corresponding to a predetermined user's face. 10. The method of claim 9,
acquiring new sensing information from the portable terminal based on detection of the same identification information as the stored identification information of the wireless device for a predetermined time interval in a state in which the display is turned on; and
When the new sensing information satisfies the sensing condition, the method further comprising controlling the screen to remain turned on until a screen-off input is received from the user of the mobile terminal. According to claim 1,
storing a sensing condition of the wireless device; and
Further comprising the operation of receiving sensing information from the wireless device,
The operation of automatically displaying the unlocked screen on the display of the portable terminal may include, at least in part, whether the received sensing information of the wireless device satisfies a sensing condition of the stored wireless device. and automatically displaying the unlocked screen on a screen lock control method. According to claim 1,
The operation of automatically displaying the unlocked screen on the display of the mobile terminal comprises:
and automatically displaying a home screen or an execution screen of a predetermined application on the display of the mobile terminal. at least one memory storing one or more instructions; and
at least one processor executing the one or more instructions stored in the at least one memory;
The at least one processor by executing the one or more instructions,
store identification information of the wireless device;
storing a predetermined distance between the wireless device and the portable terminal;
detecting a wireless device and identification information of the wireless device;
determine whether the detected identification information matches the predetermined identification information;
determine whether the wireless device is located within the predetermined distance from the portable terminal;
and automatically displaying an unlocked screen on a display of the portable terminal based on determining that the wireless device is located within the predetermined distance from the portable terminal. A computer-readable recording medium in which a program for performing the method of any one of claims 1 to 14 is recorded.

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