KR20180000860A - Apparatus and method for informing position of gate - Google Patents

Abstract

A door position notification device and method are disclosed. The door position notification device according to the present invention includes a signal receiving unit for receiving a doorway device signal including at least one of an identifier of the doorway door device and a position information of the doorway door device from the doorway door device, An entrance door determination unit for determining whether the doorway door device is a pre-registered door based on the device signal, and a control unit for controlling the current position of the user and the position of the doorway door device A notification determining unit for determining whether the user accesses the doorway device using the information, and, if it is determined that the user is accessing the doorway door device, transmitting a notification request signal to the doorway door device , A notification request unit for causing the door device to output a location notification signal It should.

Description

[0001] APPARATUS AND METHOD FOR INFORMING POSITION OF GATE [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a technology for indicating a location of a door, and more particularly, to a technique for performing low-power Bluetooth communication with a door device attached to a door to inform the user of the position of the door.

Global Positioning System (GPS) refers to a satellite navigation system that receives signals from GPS satellites and calculates the user's current position. GPS is applied to a wide range of fields such as automatic navigation and traffic control of aircraft, ship, and car, prevention of collision of oil tanker, precise surveying of large civil engineering work, map making.

In addition, today, user terminals such as smart phones and tablet PCs are also equipped with GPS functions. In recent years, technologies such as location-based services (LBS) that combine wireless Internet and GPS have been developed to provide various services using location information of users.

GPS-based services are also being applied as services for the convenience of people with disabilities. A technique to guide the visually impaired to walk to the destination using GPS is typical. The gait guidance technology of the blind according to the prior art receives destination information from a user and guides a route from the user's location to a destination to voice, vibration, or the like.

Such a conventional technique can provide convenience to a visually impaired person when guiding a user to a starting route. However, the technique of guiding such a route to a destination frequently used by the user does not provide great convenience to the user. Instead, when the user arrives near the destination, a technique for guiding the door corresponding to the destination is further required for the user.

Generally, a technique of guiding a route using GPS terminates route guidance when a user arrives at a position corresponding to a destination. Non-handicapped people can easily find the door after arriving at their destination, but it is not easy for the visually impaired to find the door after arriving at the destination. In addition, if a visually impaired person goes out or wants to go home, it may happen that the position of the door can not be found.

Therefore, it is necessary to develop a technology that guides the visually impaired to find the door easily.

Korean Patent Laid-Open No. 10-2015-0079129, published on Jul. 08, 2015 (name: system and method for providing guidance service for the visually impaired)

An object of the present invention is to improve the convenience of the visually impaired by guiding the visually impaired person to locate the door easily.

It is also an object of the present invention to enable a visually impaired person to grasp the position of a door using a buzzer of a doorway device, and to guide a visually impaired person toward a doorway.

It is also an object of the present invention to make a door position notification device smaller by using a low-power Bluetooth device and to realize a door position notification device attached to a wand for a visually impaired person.

According to an aspect of the present invention, there is provided a door position notification apparatus comprising: a signal receiving unit for receiving a doorway device signal including at least one of an identifier of the doorway door unit and a position information of the doorway door unit from a doorway door unit; An entrance door judgment unit for judging whether or not the doorway door device is a pre-registered doorway door based on the received doorway door device signal; A notification determining unit for determining whether the user approaches the doorway door device using the position information of the doorway door device; and a controller for determining whether or not the user accesses the doorway door device, Transmits a notification request signal, and the door device outputs a location notification signal A notification request that includes parts.

At this time, the notification signal output unit may control the door device to not output the position notification signal when it is determined that the distance between the user and the door device is getting far.

At this time, the door position notification device may be one of a user terminal and a cane.

At this time, at least one of the door position notification device and the door door device can perform low-power Bluetooth communication.

At this time, the notification signal output unit may transmit the location notification signal for outputting different notifications for each doorway device when a plurality of doorway door devices are registered.

According to another aspect of the present invention, there is provided a door position notification method performed by a door position notification apparatus, comprising the steps of: detecting a door position of a door including at least one of an identifier of the door- Receiving a device signal, determining whether the door device is a pre-registered door based on the received door device signal, determining whether the door device is a pre-registered door, Determining whether the user accesses the doorway device using the current position of the doorway device and the position information of the doorway device, and when it is determined that the user approaches the doorway door device, And transmits the position notification signal to the door device It comprises the steps of to.

In this case, when the distance between the user and the door device is determined to be longer, the door device may be controlled so that the door device does not output the location notification signal.

At this time, the door position notification device may be one of a user terminal and a cane.

At this time, at least one of the door position notification device and the door door device can perform low-power Bluetooth communication.

In this case, in the step of transmitting the notification request signal to the doorway device, when the plurality of doorway door devices are registered, the location notification signal for outputting different notifications for each doorway door device may be transmitted.

According to the present invention, the convenience of the visually impaired can be improved by guiding the visually impaired person to easily find the position of the door.

Further, according to the present invention, it is possible to allow the visually impaired person to grasp the position of the door using the buzzer of the door device, and to guide the visually impaired to the door.

Further, according to the present invention, it is possible to miniaturize the door position notification device using a low-power Bluetooth device, and to implement the door position notification device in a form attached to a wand for the visually impaired.

FIG. 1 is a schematic view illustrating an environment to which a door position notification apparatus according to an embodiment of the present invention is applied.
2 is a block diagram illustrating a configuration of a door position notification apparatus according to an embodiment of the present invention.
3 is a flowchart illustrating a door position notification method according to an embodiment of the present invention.
4 is a diagram illustrating a configuration of a Custom GAP Advertising Packet of a low-power Bluetooth according to an embodiment of the present invention.
5 is a diagram illustrating a UUID frame format according to an embodiment of the present invention.
FIG. 6 is a diagram illustrating a GPS frame format according to an embodiment of the present invention.
7 is a diagram illustrating an ACK frame format according to an embodiment of the present invention.
8 is a diagram illustrating an example of a low-power Bluetooth device according to an embodiment of the present invention.
9 is a block diagram illustrating the configuration of a low-power Bluetooth device according to an embodiment of the present invention.
10 is a block diagram illustrating a computer system in accordance with an embodiment of the present invention.

The present invention will now be described in detail with reference to the accompanying drawings. Hereinafter, a repeated description, a known function that may obscure the gist of the present invention, and a detailed description of the configuration will be omitted. Embodiments of the present invention are provided to more fully describe the present invention to those skilled in the art. Accordingly, the shapes and sizes of the elements in the drawings and the like can be exaggerated for clarity.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a schematic view illustrating an environment to which a door position notification apparatus according to an embodiment of the present invention is applied.

As shown in FIG. 1, the door device 100 may be attached to the door 10. FIG. The door position notification device 200 may be implemented as a portable terminal.

In particular, the door position notification device 200 may be implemented as a terminal having portability and mobility, such as a smart phone smart pad as a mobile terminal. The door position notification device 200 may be mounted on a white stick to assist the visually impaired.

The doorway device 100 periodically transmits the doorway device signal including at least one of the identifier and the positional information of the doorway door device 100 to the doorway position notification device 200.

The door position notification device 200 determines whether or not the user accesses the door 10 based on the door signal of the door.

When the user accesses the door 10, the door position notification device 200 transmits a notification request signal to the door door device 100. In the case where the door 10 corresponds to the door device signal, So that the door device 100 outputs the position notification signal. The door position notification device 200 allows the user to recognize the position of the door 10 to which the door device 100 is attached.

At this time, the doorway device 100 attached to the doorway 10 outputs a location notification signal in the form of voice or sound so that the user can recognize the direction in which the doorway 10 is located.

Then, the door position notification device 200 determines whether the user approaches the door 10 using the current position and the position information of the door device 100. At this time, if it is determined that the user is moving away from the door 10, it may not transmit the position notification signal to the door opening device 100 or may transmit a signal requesting the stop of the position notification signal to the door opening device 100 .

That is, when the user moves away from the door 10, such as when going out or leaving the door, the door position notification device 200 stops the output of the position notification signal, When the user approaches the door 10, the door device 100 can control to output the position notification signal.

2 is a block diagram illustrating a configuration of a door position notification apparatus according to an embodiment of the present invention.

2, the door position notification apparatus 200 includes a signal reception unit 210, an entrance door determination unit 220, a notification determination unit 230, and a notification signal output unit 240.

First, the signal receiving unit 210 receives a doorway device signal including at least one of an identifier of the doorway door device and a position information of the doorway door device from the doorway door device.

When the door position notification device 200 registers and registers the identifier of the doorway device and the location information of the doorway device in the process of registering the doorway door device, the signal receiver 210 does not include the location information of the doorway door device And may receive a device signal for a doorway.

Then, the entrance / exit determination unit 220 determines based on the received doorway door device signal whether or not the doorway door device is the pre-registered doorway door.

The door judging unit 220 can judge whether or not the door corresponding to the door device signal is a previously registered door by comparing the identifier of the door device with the identifier of the door device corresponding to the door.

Next, when it is determined that the door device is the pre-registered door, the notification determining unit 230 determines whether or not the user accesses the door device using the current position of the user and the position information of the door device do.

At this time, the current position of the user may indicate the position of the door position notification device 200 that is grasped by using the GPS. And the location information of the doorway device may be included in the doorway device signal or the location information of the doorway door correspondingly registered with the doorway door device identifier.

Finally, when it is determined that the user accesses the doorway device, the notification signal output unit 240 may transmit a notification request signal to the doorway device so that the doorway device outputs the position notification signal.

At this time, the notification signal output unit 240 may transmit a notification request signal to the doorway device so that the doorway device outputs a buzzer.

The notification signal output unit 240 may control the door device to stop outputting the position notification signal when it is determined that the distance between the user and the door device is increased.

When a plurality of door door devices are registered in the door position notification device 200, the announcement signal output unit 240 may output a different location notification signal for each door door device.

Hereinafter, a door position notification method performed by the door position notification apparatus according to an embodiment of the present invention will be described in detail with reference to FIG.

3 is a flowchart illustrating a door position notification method according to an embodiment of the present invention.

First, the door position notification device 200 receives the door device signal from the door device 100 (S310).

The door device signal may be a signal periodically transmitted by the door device 100, and may include at least one of an identifier of the door device 100 and a position information of the door device 100.

The doorway device signal transmitted by the doorway device 100 may be a UUID frame and a GPS frame. The doorway door device 100 may transmit the UUID frame and the GPS frame separately to the door position notification device 200 have.

In addition, the door position notification device 200 and the door door device 100 may be a low-power Bluetooth (BLE) device, and may perform low-power Bluetooth communication to transmit / receive door device signals.

Then, the door position notification device 200 determines whether the door corresponding to the door device signal is a registered door (S320).

The door position notification device 200 uses the identifier of the door device 100 to check whether the door device 100 is already registered. At this time, the fact that the identifier of the doorway device 100 is pre-registered means that the door to which the doorway device 100 is attached is the registered doorway.

When the door position notification device 200 receives the UUID frame from the door device 100 in step S310, the door position notification device 200 compares the received UUID frame with a previously defined (previously registered) UUID It can be determined whether or not the door is the previously registered door.

If it is determined that the door is a pre-registered door, the door position notification device 200 determines whether the user approaches the door (S330).

The door position notification device 200 compares the current position information with the position information of the doorway device 100 to determine whether the user carrying the doorway position notification device 200 is approaching the door corresponding to the doorway door device 100 Or not.

At this time, when it is determined that the distance between the door position notification device 200 and the door device 100 is approaching, the door position notification device 200 may determine that the user approaches the door.

If it is determined that the user is moving away from the door, the door position notification device 200 may not transmit a notification request signal to the door device 100 corresponding to the door. When the door device 100 corresponding to the door is outputting the position notification signal, the door position notification device 200 transmits a signal for controlling the output of the position notification signal to the door device 100 .

On the other hand, if it is determined that the user accesses the door, the door position notification device 200 transmits a notification request signal to the door device 100 corresponding to the door (S340).

The door position notification device 200 transmits an alarm request signal to the door door device 100 so that the door door device 100 outputs a position alarm signal. At this time, the notification request signal may include at least any one of the type, the output time, and the output period of the location notification signal to be output by the door device 100.

The notification request signal may be an ACK sent by the door position notification device 200 to the door device 100. The door device 100 receiving the ACK outputs a position notification signal.

At this time, the doorway device 100 may output a position notification signal at a predetermined cycle, and the position notification signal may be a buzzer or a voice. In addition, the location notification signal may be set differently for each doorway device 100, so that the user can identify a plurality of doors and identify the position of each doorway.

For example, it is assumed that the first door is located on the right side of the door position notification device 200 and the door position notification device 200 transmits a notification request signal to the first door device attached to the first door .

The first door device that has received the notification request signal outputs a voice notification signal such as a buzzer sound or "the first door." The user who listens to the location announcement signal output from the first door entrance device can identify the entrance door through the contents of the location announcement signal and can recognize the direction in which the location announcement signal is output to determine the location of the door.

Hereinafter, the low power Bluetooth communication of the door position notification device and the door door device according to an embodiment of the present invention will be described in more detail with reference to FIG. 4 through FIG.

4 is a diagram illustrating a configuration of a Custom GAP Advertising Packet of a low-power Bluetooth according to an embodiment of the present invention.

For the technical implementation, the advertising packet of the low power Bluetooth (BLE) GAP (Generic Access Profile) can be configured as shown in FIG.

As shown in FIG. 4, for the system implementation, the GAP Advertisement data type can use Discovery mode (0x01) and the Discovery mode can use LE general discoverable mode + BR / EDR not supported (0x06).

In addition, Broadcast Data Type can support Apple's terminal by using only Complete list of 128bit UUID (0x07) and Complete Local Name (0x09).

The Length of this data means UUID, GPS position information and Length of ACK, and GAP Advertisement Data Types can mean UUID, GPS position information and data type of ACK.

5 is a diagram illustrating a UUID frame format according to an embodiment of the present invention.

As shown in FIG. 5, the UUID frame is beacon information that informs a door position notification service area, and is transmitted from the door device 100 to the door position notification device 200. The length of the UUID frame is 0x11 and the data type may be Complete list of 128-bit UUID (0x07).

FIG. 6 is a diagram illustrating a GPS frame format according to an embodiment of the present invention.

As shown in FIG. 6, the GPS frame informs the location information of the doorway device 100 and is transmitted from the doorway device 100 to the doorway location notification device 200. The length of the GPS frame may be 0x1A and the data type may be 0x09.

7 is a diagram illustrating an ACK frame format according to an embodiment of the present invention.

As shown in FIG. 7, the ACK frame is transmitted to the doorway door device 100 from the doorway location notification device 200 by confirming whether the ACK frame is normally received. At this time, the length of the ACK frame is 0x0E, and the data type may be 0x09.

Hereinafter, the configuration of the low-power Bluetooth device will be described in detail with reference to FIGS. 8 and 9. FIG.

8 is a diagram illustrating an example of a low-power Bluetooth device according to an embodiment of the present invention.

The low-power Bluetooth device shown in FIG. 8 may configure a part of the signal receiving unit 210 and the notification request unit 240 shown in FIG. The signal receiving unit 210 shown in FIG. 2 receives a signal using the low-power Bluetooth device shown in FIG. 8, and the notification requesting unit 240 shown in FIG. 2 receives the signal using the low-power Bluetooth device shown in FIG. To send a notification request.

At this time, the size of the low-power Bluetooth device is 73 x 22 mm, and the size of the battery may be 90 x 23 x 7.3 mm.

The low power Bluetooth device includes a MicroUSB connector 810 for charging and debugging, a lithium polymer battery connector 820, a JTAG connector 830 for downloading and debugging, a buzzer 840, a joystick 850, a chip antenna 860), and the like. In addition, the inner diameter of the board fixing hole 870 of the low-power Bluetooth device may be 2.5 pie.

9 is a block diagram illustrating the configuration of a low-power Bluetooth device according to an embodiment of the present invention.

As shown in Fig. 9, a low-power Bluetooth device can use a lithium polymer secondary battery as a power source. At this time, the lithium polymer secondary battery is 3.7 V, 1600 mAh, DTP 732390, and the size may be 90 x 23 x 7.3 mm. The battery holder may not be provided for miniaturization of the apparatus.

The processor of the low-power Bluetooth device can be implemented using 256 KB of CC2540, and the low-power Bluetooth device can include 8 KB of Internal RAM, PALNA of CC2592, 2 status LEDs, 75 dB Peizo buzzer, 2.1 dBi chip antenna . Also, a low-power Bluetooth device can use one USB as a debugging port and a 5-Direction Smd joystick.

For convenience of explanation, it has been described that the doorway device 100 and the door position notification device 200 are implemented using a low-power Bluetooth device having the configuration as shown in FIG. However, the present invention is not limited to this.

Also, the door position notification device 200 may be implemented in the form of an application installed on a user terminal such as a smart phone. At this time, the user terminal supports the Bluetooth function and the GPS function, and the application installed on the user terminal can perform the function of receiving the GAP Custom Packet, analyzing it, and transmitting the ACK to the doorway door device 100.

In addition, the door position notification device 200 of the present invention can perform low-power Bluetooth communication with devices attached to a remote controller, a refrigerator, etc. in addition to doors and doors. In addition, by setting different types of buzzer sounds output by the respective devices, the user can identify each device and support the location of the device. As described above, the door position notification device 200 according to the embodiment of the present invention can be implemented in a form that can improve the convenience of the living not only the visually impaired but also the general users.

10 is a block diagram illustrating a computer system in accordance with an embodiment of the present invention.

Referring to FIG. 10, embodiments of the present invention may be implemented in a computer system 1000, such as a computer readable recording medium. 10, the computer system 1000 includes one or more processors 1010, a memory 1030, a user input device 1040, a user output device 1050, and a storage 1030, which communicate with one another via a bus 1020. [ 1060 < / RTI > In addition, the computer system 1000 may further include a network interface 1070 connected to the network 1080. The processor 1010 may be a central processing unit or a semiconductor device that executes memory 1030 or processing instructions stored in the storage 1060. Memory 1030 and storage 1060 can be various types of volatile or non-volatile storage media. For example, the memory may include ROM 1031 or RAM 1032.

Thus, embodiments of the invention may be embodied in a computer-implemented method or in a non-volatile computer readable medium having recorded thereon instructions executable by the computer. When computer readable instructions are executed by a processor, the instructions readable by the computer are capable of performing the method according to at least one aspect of the present invention.

As described above, the apparatus and method for notifying the location of the door according to the present invention are not limited to the construction and method of the embodiments described above, All or some of them may be selectively combined.

10: Entrance
100: Access door device
200: Door position notification device
210:
220: entrance door judgment unit
230:
240:
1000: Computer system
1010: Processor
1020: Bus
1030: Memory
1031: Rom
1032: RAM
1040: User input device
1050: User output device
1060: Storage
1070: Network interface
1080: Network
810: MicroUSB connector
820: Lithium polymer battery connector
830: JTAG connector
840: buzzer
850: Joystick
860: Chip Antenna
870: Board fixing hole

Claims (1)

A signal receiving unit for receiving a doorway device signal including at least one of an identifier of the doorway door device and a position information of the doorway doorway device from the doorway door device,
An entrance door determination unit for determining whether the doorway door device is a pre-registered doorway door based on the received doorway door device signal,
A notification determining unit for determining whether the user accesses the door device using the current position of the user and the position information of the door device when it is determined that the door device is a pre-registered door, and
And an announcement requesting unit for sending an announcement request signal to the doorway door device so that the doorway door device outputs a positional announcement signal when it is determined that the user approaches the doorway doorway device.

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