JP7108923B2 - Wireless system, wireless control system, setting device, program and setting method - Google Patents

Description

TECHNICAL FIELD The present disclosure generally relates to a wireless system, a wireless control system, a setting device, a program, and a setting method, and more particularly, a wireless system and a wireless control system that perform pairing between a wireless adapter and a wireless device that wirelessly communicates with the wireless adapter. , a setting device, a program and a setting method.

Conventionally, there is known a lighting control system (wireless system) that sets pairing between a lighting controller (wireless adapter) and a lighting fixture (wireless device) that wirelessly communicates with the lighting controller (for example, Patent Document 1). .

In Patent Literature 1, a controller transmits ID request radio waves to a plurality of lighting devices. Upon receiving the ID request, the lighting device transmits an ID response including the unique ID of the lighting device and the received signal strength of the radio wave transmitted by the controller to the controller by wireless communication. The setting device, which performs infrared wireless communication with the controller, expands the range of received signal strength to be displayed according to the operation of the operator, while individually controlling the plurality of lighting devices corresponding to the plurality of ID responses received by the controller. Then, the operator determines whether or not to perform pairing.

JP 2016-178014 A

The controller is installed in an area where lighting equipment to be controlled is installed before pairing is performed. If there is an obstacle between the controller and the out-of-area lighting equipment, depending on the radio wave conditions, the out-of-area lighting equipment receives the ID request with a relatively high received signal strength, and the controller receives the ID request from the out-of-area lighting equipment. You may receive a response. In this case, the operator also determines whether or not to set pairing for lighting devices outside the area.

In other words, in the lighting control system of Patent Literature 1, it may be determined whether or not to perform pairing even for lighting devices outside the area, and it takes time to set the pairing.

An object of the present disclosure is to provide a wireless system, a wireless control system, a setting device, a program, and a setting method capable of shortening the time required for pairing setting work.

A wireless system according to an aspect of the present disclosure pairs a wireless adapter with at least one wireless device using a setting device. The wireless system comprises an extractor. The extraction unit extracts at least one wireless device from the plurality of wireless devices based on the setting device side radio wave intensity, which is the radio wave intensity of wireless communication between each of the plurality of wireless devices and the setting device. Extract as a candidate for pairing with an adapter. When extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, the extracting unit further extracts wireless devices between each of the plurality of wireless devices and the wireless adapter. The wireless adapter side radio wave intensity, which is the radio wave intensity of communication, is used.

A wireless control system according to one aspect of the present disclosure includes a wireless adapter and one or more wireless devices. The wireless adapter of the wireless control system communicates with a setting device and controls the at least one wireless device that is the pairing candidate. The setting device selects at least one wireless device from a plurality of wireless devices as a candidate for pairing with the wireless adapter, and sets the setting device side radio wave intensity, which is the radio wave intensity of wireless communication with each of the plurality of wireless devices. Extract based on When extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, the setting device further extracts wireless devices between each of the plurality of wireless devices and the wireless adapter. The wireless adapter side radio wave intensity, which is the radio wave intensity of communication, is used.

A setting device according to one aspect of the present disclosure is used to pair a wireless adapter with at least one wireless device. The setter includes an extractor. The extraction unit extracts at least one wireless device from the plurality of wireless devices based on the setting device side radio wave intensity, which is the radio wave intensity of wireless communication with each of the plurality of wireless devices, and pairs the wireless adapter with the wireless device. Extract as ring candidates. When extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, the extracting unit further extracts wireless devices between each of the plurality of wireless devices and the wireless adapter. The wireless adapter side radio wave intensity, which is the radio wave intensity of communication, is used.

A program according to one aspect of the present disclosure is a program used in a setting device used for pairing a wireless adapter and at least one wireless device. The program is a program for causing a computer to perform an extraction step. In the extracting step, at least one wireless device from the plurality of wireless devices is paired with the wireless adapter based on the setting device side radio wave intensity, which is the radio wave intensity of wireless communication with each of the plurality of wireless devices. Extract as ring candidates. In the extracting step, when extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, wireless communication between each of the plurality of wireless devices and the wireless adapter is further performed. The wireless adapter side radio wave intensity, which is the radio wave intensity of communication, is used.

A setting method according to an aspect of the present disclosure is used in a wireless system that pairs a wireless adapter with at least one wireless device using a setting device. The setting method includes an extraction step. The extracting step extracts at least one wireless device from the plurality of wireless devices based on the setting device side radio wave intensity, which is the radio wave intensity of wireless communication between each of the plurality of wireless devices and the setting device. Extract as a candidate for pairing with an adapter. In the extracting step, when extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, wireless communication between each of the plurality of wireless devices and the wireless adapter is further performed. The wireless adapter side radio wave intensity, which is the radio wave intensity of communication, is used.

According to the present disclosure, it is possible to shorten the time required for pairing setting work.

FIG. 1 is a diagram showing the configuration of a wireless system according to an embodiment of the present disclosure. FIG. 2 is a sequence diagram showing the operation of the wireless system; FIG. 3 is a flowchart for explaining determination processing in the wireless system of the same. FIG. 4 is a flowchart for explaining extraction processing in a modification of the radio system described above.

Each embodiment and modifications described below are merely examples of the present disclosure, and the present disclosure is not limited to each embodiment and modification. Other than these embodiments and modifications, various modifications can be made according to the design and the like within the scope of the technical idea of the present disclosure.

(embodiment)
A wireless system, a wireless control system, a setting device, a program, and a setting method according to the present embodiment will be described below with reference to FIGS. 1 to 3. FIG.

(1) Overview A wireless system according to the present embodiment is used in facilities such as office buildings, stores, hospitals, schools, and factories, and is used to control objects to be controlled such as lighting fixtures installed in the facilities. System. In this embodiment, a case where the wireless system 1 is a lighting wireless system for controlling lighting fixtures will be described as an example.

The wireless system 1 includes a controller 10, a plurality of wireless adapters 20, a plurality of wireless devices 30, and a setting device 40, as shown in FIG. The controller 10 is configured to communicate with each of the plurality of wireless adapters 20 and manages the plurality of wireless adapters 20 . Each of the plurality of wireless devices 30 is configured to be able to communicate with any one of the plurality of wireless adapters 20 . Hereinafter, when it is necessary to distinguish between a plurality of wireless adapters 20, the wireless adapters 20 will be referred to as wireless adapters 20a, 20b, . . . , 20c. Similarly, when it is necessary to distinguish between a plurality of wireless devices 30, the wireless devices 30 are referred to as wireless devices 30a, 30b, . . . , 30c. In this embodiment, the wireless system 1 is configured to include a plurality of wireless adapters 20, but may be configured to include a single wireless adapter 20. FIG. In other words, the wireless system 1 only needs to have at least one wireless adapter 20 .

Also, the wireless control system 2 of the present disclosure includes multiple wireless adapters 20 and multiple wireless devices 30 . Note that when the wireless system 1 includes one wireless adapter 20 , the wireless control system 2 also includes one wireless adapter 20 .

For each of the plurality of wireless adapters 20 , the setting device 40 determines pairing between the wireless adapter 20 and a wireless device 30 that can communicate with the wireless adapter 20 among the plurality of wireless devices 30 . Specifically, for each of the plurality of wireless adapters 20, the setting device 40 selects at least one wireless device 30 capable of communicating with the wireless adapter 20 as a pairing candidate from the plurality of wireless devices 30. Extract. The setting device 40 determines one or more wireless devices 30 to be paired with the wireless adapter 20 among all the wireless devices 30 extracted as pairing candidates by the user's operation.

A plurality of wireless devices 30 are configured integrally with lighting fixtures to be controlled. Alternatively, the wireless device 30 may be separate from the lighting equipment to be controlled. , are electrically connected. The wireless device 30 has a function of controlling, for example, turning on/off lighting fixtures, dimming, or toning, according to control commands transmitted from the wireless adapter 20 with which it is paired.

(2) Configuration Next, the configuration of the wireless system 1 according to this embodiment will be described in detail with reference to FIG.

(2-1) Controller The controller 10 is wire-connected to the wireless adapter 20 via a two-wire signal line 11 . The controller 10 is configured to be able to communicate bidirectionally with the wireless adapter 20 through wired communication. In this embodiment, communication is performed between the controller 10 and the wireless adapter 20 using, for example, a transmission signal composed of a bipolar (±24V) time-division multiplex signal. Specifically, the controller 10 outputs a transmission signal to the signal line 11 . Thereby, a transmission signal is transmitted from the controller 10 to the wireless adapter 20 . Also, the wireless adapter 20 returns the transmission signal as a current mode signal during the transmission signal return period. Thereby, a transmission signal is transmitted from the wireless adapter 20 to the controller 10 . The "current mode signal" referred to here is a signal represented by a current change caused by switching between a state in which the signal line 11 is open and a state in which a low-impedance element is connected between the lines.

(2-2) Setting Device The setting device 40 is used when determining pairing with one or more wireless devices 30 for each of the plurality of wireless adapters 20 . The setting device 40 is, for example, a portable terminal such as a tablet terminal or a smart phone.

The setting device 40 is configured to be able to bidirectionally transmit and receive signals to and from the wireless adapter 20, the wireless device 30, and the controller 10 by wireless communication. In this embodiment, the communication method between the wireless adapter 20 and the setting device 40 and between the wireless device 30 and the setting device 40 is, for example, a low power radio (specific low power radio) that does not require a license. communication. For this type of low-power radio, each country defines specifications such as the frequency band and antenna power to be used according to the application. In Japan, low-power radio using radio waves in the 920 MHz band or 420 MHz band is stipulated. The communication method between the controller 10 and the setting device 40 is wireless communication such as Wi-Fi (registered trademark).

The setting device 40 includes a first communication unit 401, a second communication unit 402, a storage unit 403, a display unit 404, an operation unit 405, and a control unit 406, as shown in FIG. there is

The first communication unit 401 is a communication interface for communicating with each wireless adapter 20 and multiple wireless devices 30 . The wireless communication unit 202 bidirectionally transmits and receives signals to and from the wireless adapters 20 and the plurality of wireless devices 30 through low-power wireless wireless communication.

First communication section 401 has a measurement function of measuring received signal strength indication (RSSI) as the radio field strength of a received signal, and outputs the measurement result to control section 406 .

A second communication unit 402 is a communication interface for communicating with the controller 10 . The wireless communication unit 202 bi-directionally transmits and receives signals to and from each wireless adapter 20 and multiple wireless devices 30 by wireless communication using Wi-Fi (registered trademark).

The storage unit 403 is composed of an electrically rewritable non-volatile semiconductor memory such as a flash memory. The storage unit 403 stores, for example, a communicable value, a candidate threshold, an identifier of each wireless adapter 20, and the like, as information used for pairing setting. The identifier of the wireless adapter 20 is, for example, a Mac address pre-assigned to the wireless adapter.

The display unit 404 is a thin display device such as a liquid crystal display or an organic EL (electroluminescence) display. The display unit 404 displays a list of at least one wireless device 30 extracted as a pairing candidate for one of the wireless adapters 20 among the plurality of wireless devices 30 .

The operation unit 405 has a function of receiving an operator's operation of the setting device 40 . In this embodiment, when the setting device 40 is equipped with a touch panel display, the touch panel display functions as the display section 404 and the operation section 405 . Note that the operation unit 405 is not limited to a touch panel display, and may be a keyboard, pointing device, mechanical switch, or the like.

The control unit 406 is composed of a microcomputer mainly composed of a CPU (Central Processing Unit) and a memory. In other words, the control unit 406 is implemented by a computer having a CPU and memory, and the computer functions as the control unit 406 by the CPU executing a program stored in the memory. Although the program is pre-recorded in the memory of the microcomputer here, it may be provided through an electric communication line such as the Internet or recorded in a recording medium such as a memory card.

The control unit 406 has an extraction unit 411 and a determination unit 412 .

The extraction unit 411 extracts at least one wireless device 30 that is a candidate for pairing with the wireless adapter 20 to be paired from the plurality of wireless devices 30 .

Specifically, the extraction unit 411 transmits a first request signal, which is a signal requesting transmission of the device ID and includes the identifier of the setting device 40 as information of the transmission source, to each wireless device 30 through the first communication unit. 401 by broadcast. At this time, the setting device 40 transmits the first request signal in the vicinity where the wireless adapter 20 to be paired is installed. For example, when wireless adapter 20 is installed on the ceiling, setting device 40 transmits the first request signal from a position below wireless adapter 20 . Here, the device ID is an identifier for identifying the wireless device 30 and is, for example, a Mac address pre-assigned to the wireless device 30 . Also, the identifier of the setting device 40 is, for example, a Mac address pre-assigned to the setting device 40 . The extraction unit 411 receives the first response signal from each of the plurality of wireless devices 30 that have received the first request signal and the RSSI value for the first response signal from the first communication unit 401 . Here, the first response signal is a signal in response to reception of the first request signal and includes the device ID. The device ID included in the first response signal is the device ID of the wireless device 30 that is the source of the first response signal. The RSSI value corresponding to the first response signal is referred to as the first RSSI value (setting device side radio wave intensity). The extracting unit 411 extracts, from among the acquired first response signals, first response signals having a corresponding first RSSI value equal to or greater than a preset communicable value, and extracts the device ID included in the extracted first response signal and the corresponding Store all pairs with the first RSSI value corresponding to the first response signal. Here, the communicable value is a value used for determining whether or not wireless communication is possible.

The extraction unit 411 transmits a second request signal (acquisition request signal) to the wireless adapter 20 to be paired via the first communication unit 401 . The second request signal is a signal requesting acquisition of the device ID, and is a signal including the identifier of the wireless adapter 20 to be paired as destination information and the identifier of the setting device 40 as transmission source information. . The extraction unit 411 receives the second response signal transmitted by the wireless adapter 20 to be paired via the first communication unit 401 . The second response signal is the device ID acquired by the wireless adapter 20 to be paired and the second RSSI value (wireless adapter side signal strength).

The extraction unit 411 determines whether or not to extract the wireless device 30 having the device ID as a pairing candidate by using the corresponding first RSSI value and second RSSI value for each acquired device ID. Specifically, the extraction unit 411 calculates the average value of the first RSSI value and the second RSSI value for the same device ID, and if the calculated average value is equal to or greater than a predetermined candidate threshold, the device ID wireless device 30 is extracted as a pairing candidate. Here, the candidate threshold is a value used for determining whether or not to extract the corresponding wireless device 30 as a pairing candidate, and is a value larger than the communicable value.

The determination unit 412 causes the display unit 404 to display a list of one or more wireless devices 30 extracted as pairing candidates with the wireless adapter 20 to be paired. Specifically, the determination unit 412 causes the display unit 404 to display a list of one or more device IDs extracted as pairing candidates.

When one device ID is selected from the displayed list using the operation unit 405, the determination unit 412 transmits a control request signal to the wireless adapter 20 for which pairing is to be set. The control request signal is a signal requesting control of the wireless device 30 of the selected device ID and includes the selected device ID. At this time, when receiving the control request signal, the wireless adapter 20 to which pairing is to be set controls the wireless device 30 having the device ID included in the control request signal to turn on the lighting fixture. The wireless adapter 20 to be set for pairing turns off the lighting equipment after a predetermined period of time has elapsed after turning on the lighting equipment.

While the wireless device 30 having the selected device ID is lighting the lighting fixture, the determination unit 412 instructs determination of pairing between the wireless adapter 20 to be paired and the wireless device 30. When the operation unit 405 accepts the request, the communication address for the wireless device 30 is acquired. A communication address is an identifier that identifies the wireless device 30 . The determination unit 412 stores a set of the acquired communication address and the device ID of the corresponding wireless device 30 .

When the operation unit 405 receives an instruction to end the display of the list, the determination unit 412 ends the display of the list. At this time, the determination unit 412 sends the communication table including all the stored pairs of communication addresses and device IDs to the wireless adapter 20 to be paired with the first communication unit 401 along with the setting end notification. Send via

(2-3) Wireless Adapter The wireless adapter 20 is configured to be able to bidirectionally transmit and receive signals to and from the wireless device 30 by wireless communication. That is, the wireless adapter 20 performs wired communication with the controller 10 and wireless communication with the wireless device 30 and the setting device 40 . In this embodiment, the communication method between the wireless adapter 20 and the wireless device 30 is, for example, wireless communication such as low-power wireless (specified low-power wireless).

The wireless adapter 20 has a wired communication unit 201, a wireless communication unit 202, a control unit 203, and a storage unit 204, as shown in FIG.

The wired communication unit 201 is a communication interface for communicating with the controller 10 and is connected to the controller 10 via the signal line 11 . The wired communication unit 201 bidirectionally transmits and receives transmission signals to and from the controller 10 by wired communication using transmission signals.

A wireless communication unit 202 is a communication interface for communicating with a plurality of wireless devices 30 . The wireless communication unit 202 bidirectionally transmits and receives signals to and from the wireless device 30 by wireless communication. Radio communication section 202 has a measurement function of measuring the received signal strength indicator (RSSI) of the received signal, and outputs the measurement result to control section 203 .

The control unit 203 controls the wired communication unit 201 and the wireless communication unit 202 . The control unit 203 is composed of a microcomputer mainly composed of a CPU and a memory. In other words, the control unit 203 is realized by a computer having a CPU and memory, and the computer functions as the control unit 203 by the CPU executing a program stored in the memory. Although the program is prerecorded in the memory of the microcomputer here, it may be provided through an electric communication line such as the Internet or recorded in a recording medium such as a memory card.

Upon receiving the second request signal from the setting device 40 via the wireless communication unit 202 , the control unit 203 sends a third request signal (identifier request signal) to each wireless device 30 via the second communication unit 402 . Send by broadcast. The third request signal is a signal requesting transmission of the device ID, and includes a pre-stored identifier as source information. Here, the identifier of the wireless adapter 20 is a Mac address assigned in advance to the wireless adapter 20 . The control unit 203 receives from the wireless communication unit 202 the third response signal and the second RSSI value for the third response signal from each of the plurality of wireless devices 30 that have received the third request signal transmitted by the wireless device 203 .
Here, the third response signal is a signal in response to the reception of the third request signal, includes the device ID, and includes the identifier of the wireless adapter 20 as destination information. The device ID included in the third response signal is the device ID of the wireless device 30 that is the source of the third response signal. That is, the control section 203 acquires the third response signal addressed to itself and the second RSSI value for the response signal. Control section 203 extracts third response signals whose corresponding second RSSI values are greater than or equal to a preset communicable value from among the acquired third response signals, and extracts the device ID included in the extracted third response signal and the corresponding third response signal. Generate all pairs with the second RSSI value corresponding to the third response signal. Control section 203 transmits a second response signal including all the generated sets to setting device 40 via wireless communication section 202 .

Upon receiving the communication table from the setting device 40 via the wireless communication section 202 , the control section 203 stores it in the storage section 204 .

The control unit 203 transmits each communication address included in the communication table to the wireless device 30 having the corresponding device ID via the wireless communication unit 202 . Specifically, for each communication address, the control unit 203 broadcasts an address signal including the communication address and destined for the device ID corresponding to the communication address.

The storage unit 204 is composed of an electrically rewritable non-volatile semiconductor memory such as a flash memory. The storage unit 204 stores information used when setting pairing, such as a communicable value. Further, storage unit 204 stores a communication table.

The wireless adapter 20 configured as described above is arranged at a position suitable for wireless communication with the plurality of wireless devices 30, such as the ceiling of a room in which the plurality of wireless devices 30 are installed. be done.

(2-4) Wireless Device Next, the configuration of the wireless device 30 will be described.

The wireless device 30 has a communication section 301, a control section 302, and a storage section 303, as shown in FIG.

A communication unit 301 is a communication interface for communicating with the wireless adapter 20 and the setting device 40 . The communication unit 301 bidirectionally transmits and receives signals to and from the wireless adapter 20 and the setting device 40 by wireless communication.

The control unit 302 is composed of a microcomputer mainly composed of a CPU and a memory. In other words, the control unit 302 is realized by a computer having a CPU and memory, and the computer functions as the control unit 302 by the CPU executing a program stored in the memory. Although the program is pre-recorded in the memory of the microcomputer here, it may be recorded in a recording medium such as a memory card through a telecommunication line such as the Internet, through a wireless signal from the wireless adapter 20 paired with the program. may be provided.

Upon receiving the first request signal from the setting device 40 via the communication unit 301, the control unit 302 acquires a pre-stored device ID. The control unit 302 generates a first response signal including the acquired device ID and destined for the source identifier (identifier of the setting device 40) included in the first request signal, and transmits the generated first response signal. It is transmitted via the communication unit 301 by broadcasting.

When the control unit 302 receives the third request signal from the wireless adapter 20 via the communication unit 301, the control unit 302 acquires the pre-stored device ID. The control unit 302 generates a third response signal including the acquired device ID and destined for the source identifier (identifier of the wireless adapter 20 to be paired) included in the second request signal. The received third response signal is broadcast via the communication unit 301 .

Upon receiving an address signal addressed to itself from the wireless adapter 20 , the control unit 302 stores the communication address included in the received address signal in the storage unit 303 .

The storage unit 303 is composed of an electrically rewritable non-volatile semiconductor memory such as a flash memory. The storage unit 303 stores a communication address used when communicating with the paired wireless adapter 20 .

(3) Operation (3-1) Extraction Processing Here, extraction processing for extracting at least one wireless device 30 from a plurality of wireless devices 30 as a pairing candidate will be described with reference to FIG. Here, the wireless adapter 20a is set as a pairing setting target. Even if the wireless adapters 20b and 20c are paired, the operation is the same as the operation described below.

The extraction unit 411 of the setting device 40 broadcasts the first request signal by wireless communication in order to acquire the device ID from the communicable wireless device 30 (steps S1 and S2).

Each wireless device 30 (here, wireless devices 30a, 30b, and 30c) that has received the first request signal broadcasts a first response signal that includes the device ID and is addressed to the setter 40 by wireless communication. (Step S3).

When the setting device 40 receives the first response signal from each wireless device 30 that has received the first request signal, the setting device 40 performs a first reception process (step S4). Specifically, the extracting unit 411 extracts, from all the received first response signals, first response signals whose corresponding first RSSI values are greater than or equal to a preset communicable value. The extraction unit 411 stores all pairs of the device IDs included in the extracted first response signal and the first RSSI values corresponding to the first response signal.

The extraction unit 411 transmits the second request signal to the wireless adapter 20a by wireless communication in order to acquire the device ID of the wireless device 30 with which communication is possible via the wireless adapter 20a to be paired (step S5). , S6).

When the control unit 203 receives the second request signal from the setting device 40 via the wireless communication unit 202, the control unit 203 broadcasts the third request signal by wireless communication in order to acquire the device ID of the wireless device 30 with which communication is possible. (steps S7 and S8).

Each wireless device 30 (here, wireless devices 30a, 30b, and 30c) that has received the third request signal broadcasts a third response signal that includes the device ID and is addressed to the wireless adapter 20a by wireless communication. (Step S9).

When the wireless adapter 20a receives the third response signal from each wireless device 30 that has received the third request signal, the wireless adapter 20a performs second reception processing (step S10). Specifically, the control unit 203 extracts the second response signals whose corresponding second RSSI values are greater than or equal to the preset communicable value among all the received third response signals. The control unit 203 generates all pairs of the device ID included in the extracted third response signal and the second RSSI value corresponding to the third response signal.

The control unit 203 transmits a second response signal including all generated pairs to the setting device 40 via the wireless communication unit 202 (step S11).

Upon receiving the second response signal transmitted by the wireless adapter 20a, the extraction unit 411 performs an extraction process (step S12). Specifically, for each device ID acquired in step S4, the extraction unit 411 extracts the wireless device 30 having the device ID as a pairing candidate using the first RSSI value and the second RSSI value corresponding to the device ID. Decide whether to For example, the extraction unit 411 obtains the average value of the first RSSI value and the second RSSI value for the same device ID, and if the obtained average value is equal to or greater than a predetermined candidate threshold, the wireless device with the device ID 30 is extracted as a pairing candidate. If the calculated average value is smaller than the candidate threshold, the extraction unit 411 discards the corresponding device ID, that is, does not extract the wireless device 30 with the device ID as a pairing candidate.

(3-2) Decision processing Here, the decision processing for deciding pairing with the wireless adapter 20, which is the pairing setting target, from the wireless device extracted as a pairing candidate will be described using FIG. . Here, the wireless adapter 20a is set as a pairing setting target. Even when the wireless adapters 20b and 20c are paired, the operation is the same as the operation described below.

The determination unit 412 causes the display unit 404 to display a list of one or more wireless devices 30 extracted as candidates for pairing with the wireless adapter 20a (step S100). Specifically, the determination unit 412 causes the display unit 404 to display a list of one or more device IDs extracted as pairing candidates.

The operation unit 405 receives selection of one device ID from one or more device IDs extracted as pairing candidates (step S101).

When one device ID is selected by the operation unit 405, the determination unit 412 transmits a control request signal to the wireless adapter 20a to be paired (step S102). At this time, when receiving the control request signal, the wireless adapter 20a controls the wireless device 30 having the device ID included in the control request signal to turn on the lighting fixture.

The determination unit 412 determines whether the operation unit 405 has received an instruction to determine pairing between the wireless adapter 20a and the wireless device 30 while the wireless device 30 having the selected device ID is lighting the lighting fixture. (step S103).

If the determination unit 412 determines that the operation unit 405 has received an instruction to determine pairing (“Yes” in step S103), the determination unit 412 acquires the communication address for the wireless device 30, and , and the device ID of the corresponding wireless device 30 are stored (step S104).

The determination unit 412 determines whether or not the operation unit 405 has accepted the selection of the next device ID (step S105).

If the determination unit 412 determines that the operation unit 405 has accepted the selection of the next device ID (“Yes” in step S105), the process returns to step S102.

If the determination unit 412 determines that the operation unit 405 has not received the selection of the next device ID (“No” in step S105), it determines whether the operation unit 405 has received an instruction to end the display of the list ( step S106).

If the determination unit 412 determines that the operation unit 405 has not received the end instruction (“No” in step S106), the process returns to step S103.

If the determination unit 412 determines that the operation unit 405 has received the end instruction (“Yes” in step S106), the determination unit 412 creates a communication table containing all the stored pairs of communication addresses and device IDs, It is transmitted to the wireless adapter 20a together with the notification of the end of setting (step S107). At this time, the determination unit 412 terminates the display of the list.

When the determination unit 412 determines that the operation unit 405 has not received the pairing determination instruction (“No” in step S103), the process proceeds to step S105.

(4) Modifications Modifications are listed below. It should be noted that the modified examples described below can be applied in appropriate combination with the above-described embodiment.

(4-1) Modification 1
In the above embodiment, the setting device 40 is configured to receive the first response signal once from each wireless device 30 that has received the first request signal, but is not limited to this configuration.

The setting device 40 may be configured to receive the first response signal multiple times (eg, five times) from each wireless device 30 that has received the first request signal within a predetermined time (eg, within one second). In this case, the setting device 40 calculates the average value of the RSSI values of the first response signals received a plurality of times for each wireless device 30 that has transmitted the first response signal. If the calculated average value is equal to or greater than the communicable value, the setting device 40 sets the average value as the first RSSI value for the wireless device 30 that has transmitted the plurality of first response signals.

Note that the setter 40 may obtain the maximum value, the minimum value, or the median value instead of calculating the average value based on the RSSI values of the first response signals received multiple times. If the obtained value (maximum value, minimum value, or median value) is equal to or greater than the communicable value, the setter 40 sets this value as the first RSSI value for the wireless device 30 that has transmitted the plurality of first response signals.

Furthermore, even if the wireless adapter 20 is configured to receive the third response signal a plurality of times (eg, five times) from each wireless device 30 that has received the third request signal within a predetermined time (eg, within one second). good. In this case, the wireless adapter 20 calculates the average value of the RSSI values of the third response signals received multiple times for each wireless device 30 that has transmitted the third response signal. If the calculated average value is equal to or greater than the communicable value, the wireless adapter 20 sets the average value as the second RSSI value for the wireless device 30 that has transmitted the plurality of third response signals.

Note that the wireless adapter 20 may obtain the maximum value, the minimum value, or the median value instead of calculating the average value based on the RSSI values of the third response signals received multiple times. If the obtained value (maximum value, minimum value, or median value) is equal to or greater than the communicable value, the wireless adapter 20 sets this value as the second RSSI value for the wireless device 30 that has transmitted the plurality of third response signals.

(4-2) Modification 2
In the above embodiment, the setting device 40 selects at least one pairing candidate wireless device using the first response signal received by the setting device 40 and the third response signal received by the wireless adapter 20 to be set. However, it is not limited to this configuration.

The setting device 40 may use the first response signal received by the setting device 40 to extract at least one pairing candidate wireless device. In this case, when the setting device 40 receives the first response signal, if the RSSI value of the received first response signal is equal to or greater than the threshold for candidates, the wireless device 30 that transmitted the first response signal is paired. Candidate.

When the first response signal is received multiple times for one wireless device 30, the setting device 40 calculates the average value of the RSSI values of the received multiple first response signals. If the calculated average value is equal to or greater than the candidate threshold, the setter 40 sets the wireless device 30 that transmitted the first response signal as a pairing candidate. Alternatively, the setter 40 obtains the maximum value, minimum value, or median value based on the RSSI values of the received plurality of first response signals. If the obtained value (maximum value, minimum value, or median value) is equal to or greater than the candidate threshold value, the wireless adapter 20 determines the wireless device 30 that transmitted the first response signal as a pairing candidate.

(4-3) Modification 3
In the above embodiment, the setting device 40 is configured to directly transmit the second request signal to the wireless adapter 20 for which pairing is to be set, but the configuration is not limited to this.

The setting device 40 may transmit the second request signal to the wireless adapter 20 for which pairing is to be set via the controller 10 . In this case, when the controller 10 receives the second request signal from the setting device 40 by wireless communication, the controller 10 transmits the received second request signal to the wireless adapter 20 to be paired by wire communication via the signal line 11. Send by When receiving the second request signal from the setting device 40 via the controller 10 , the wireless adapter 20 to be paired sets broadcasts the third request signal to the plurality of wireless devices 30 . In this case, when transmitting the second RSSI value of the third response signal transmitted by each wireless device 30 that has received the third request signal, the wireless adapter 20 for which pairing is to be set will transmit the second RSSI value to the setter 40 via wireless communication. can be sent directly to Alternatively, when the wireless adapter 20 to be set for pairing transmits the second RSSI value of the third response signal transmitted by each wireless device 30 that has received the third request signal, the setter 40 may be sent to

(4-4) Modification 4
In the above embodiment, the RSSI is measured by the setting device 40 and the wireless adapter 20, but the present invention is not limited to this configuration.

The wireless device 30 may measure the RSSI. That is, the communication unit 301 of the wireless device 30 may have a measurement function of measuring . In this case, when receiving the first request signal transmitted by the setting device 40, the wireless device 30 measures the RSSI of the received first request signal. The wireless device 30 includes the measurement result (measured RSSI value) in the first response signal and transmits the first response signal to the setting device 40 . If the RSSI value included in the received first response signal is equal to or greater than the communicable value, the setter 40 sets the RSSI value as the first RSSI value. Further, when the wireless device 30 receives the third request signal transmitted by the wireless adapter 20, the wireless device 30 measures the RSSI of the received third request signal. The wireless device 30 includes the measurement result (measured RSSI value) in the third response signal and transmits the third response signal to the wireless adapter 20 . When the RSSI value included in the received second response signal is equal to or greater than the communicable value, the wireless adapter 20 includes the RSSI value as the second RSSI value and transmits the second response signal to the setting device 40 .

Note that the wireless device 30 may receive the first request signal multiple times (for example, 5 times) within a predetermined period of time (for example, within 1 second). In this case, the wireless device 30 calculates the average value of the RSSI values of the first request signals received multiple times. When the calculated average value is equal to or greater than the communicable value, the wireless device 30 includes the average value in the first response signal and transmits the first response signal to the setting device 40 . If the average value included in the received first response signal is equal to or greater than the communicable value, the setter 40 sets the average value as the first RSSI value.

Also, the wireless device 30 may receive the third request signal multiple times (eg, 5 times) within a predetermined period of time (eg, within 1 second). In this case, the wireless device 30 calculates the average value of the RSSI values of the third request signals received multiple times. If the calculated average value is greater than or equal to the communicable value, the wireless device 30 includes the average value in the third response signal and transmits it. When the average value included in the received third response signal is equal to or greater than the communicable value, the wireless adapter 20 includes the average value as the second RSSI value and transmits the second response signal to the setting device 40 .

Instead of calculating the average value of the RSSI values of the first request signal received multiple times, the wireless device 30 may obtain the maximum value, minimum value, or median value. Similarly, the wireless device 30 may obtain the maximum value, minimum value, or median value instead of calculating the average RSSI value of the third request signal received multiple times.

(4-5) Modification 5
In the above embodiment, the wireless device 30 that receives the first request signal transmitted by the setting device 40 is configured to transmit the first response signal to the setting device 40, but the configuration is not limited to this. The wireless device 30 that has received the first request signal may transmit the first response signal to the setting device 40 and the wireless adapter 20 to be paired.

In this case, the setting device 40 includes in the first request signal the identifier of the wireless adapter 20 that is the target of the pairing setting as the return destination of the first response signal. When the wireless device 30 receives the first request signal, the wireless device 30 broadcasts the first response signal to the setting device 40 that sent the first signal and the wireless adapter 20 indicated by the identifier included in the first request signal. Send.

The setter 40 receives the first response signal and measures the RSSI of the first response signal. If the RSSI value of the received first response signal is equal to or greater than the communicable value, the setting device 40 sets the RSSI value as the first RSSI value.

The wireless adapter 20 receives the first response signal and measures the RSSI of the first response signal. When the RSSI value of the received first response signal is equal to or greater than the communicable value, the wireless adapter 20 includes the RSSI value as the second RSSI value and transmits the second response signal to the setting device 40 .

Alternatively, as another modification, the wireless device 30 that has received the first request signal may transmit the first response signal to the wireless adapter 20 that is the target of the pairing setting.

In this case, the wireless device 30 measures the RSSI of the first request signal, and if the measured RSSI value is equal to or greater than the communicable value, the RSSI value, which is the measurement result, is included in the first response signal as the first RSSI value. is transmitted to the wireless adapter 20 that is the target of the pairing setting.

The wireless adapter 20 receives the first response signal and measures the RSSI of the first response signal. When the RSSI value of the received first response signal is equal to or greater than the communicable value, the wireless adapter 20 sets the RSSI value as the second RSSI value. The wireless adapter 20 transmits the second response signal including the first RSSI value included in the first response signal and the measured second RSSI value to the setting device 40 in the second response signal.

(4-6) Modification 6
In the above embodiment, the extraction unit 411 of the setter 40 is configured to extract pairing candidates using the average value of the first RSSI value and the second RSSI value for the same wireless device 30. Not limited.

The extraction of pairing candidates may be performed by the process shown in FIG. The operation of extracting pairing candidates by the setter 40 in this modification will be described below.

The setting device 40 generates combination information including the device ID of the wireless device 30, the first RSSI value, and the second RSSI value for each wireless device 30 that has transmitted the first response signal (step S200).

The setter 40 selects one combination information from the generated combination information (step S201).

The setter 40 determines whether or not the first RSSI value included in the selected combination information is greater than or equal to the first threshold (step S202).

When determining that the first RSSI value is not greater than or equal to the first threshold ("No" in step S202), the setter 40 determines whether or not the second RSSI value included in the selected combination information is greater than or equal to the second threshold. (Step S203).

When determining that the second RSSI value is not equal to or greater than the second threshold ("No" in step S203), the setter 40 discards the selected combination information (step S204).

The setting device 40 determines whether or not the selection of the combination information has ended (step S206). Specifically, it is determined whether or not there is unselected combination information among the generated combination information. When there is no unselected combination information among the generated combination information, the setter 40 determines that the selection of combination information is completed. If there is unselected combination information, the setter 40 determines that the selection of combination information has not ended.

If it is determined that the selection of combination information has not ended ("No" in step S206), the setter 40 selects the next combination information (step S207). When the next combination information is selected, the process returns to step S202.

If it is determined that the combination information has been selected ("Yes" in step S206), the process ends.

When determining that the first RSSI value is equal to or greater than the first threshold ("Yes" in step S202), the setting device 40 extracts the wireless device with the device ID included in the selected combination information as a pairing candidate (step S205). After the pairing candidates are extracted, the process moves to step S206.

When determining that the second RSSI value is not equal to or greater than the second threshold ("No" in step S203), the setting device 40 extracts the wireless device with the device ID included in the selected combination information as a pairing candidate (step S205). ). After the pairing candidates are extracted, the process moves to step S206.

(4-7) Other Modifications In the above-described embodiment, the wireless system 1 is configured to be applied to the wireless device 30 that controls lighting fixtures, but is not limited to this. The wireless system 1 may be applied to wireless devices that control wall switches or sensors for lighting fixtures. In this case, in the process of determining whether or not to set the wireless device extracted as a pairing candidate for pairing with the wireless adapter 20, the corresponding wall switch or sensor is turned on.

Alternatively, the wireless system 1 may be applied to a wireless device that controls an air conditioner. In this case, in the process of determining whether or not to set the wireless device extracted as a pairing candidate for pairing with the wireless adapter 20, the operation of the corresponding air conditioner is started.

Moreover, the configuration of the wireless adapter 20 is not limited to that of directly communicating with the plurality of wireless devices 30 . For example, the wireless adapter 20 may communicate indirectly via a repeater with the wireless device 30 at a location where wireless signals (radio waves) from the wireless adapter 20 do not reach.

Also, the setter 40 may set the candidate threshold using machine learning (for example, deep learning). Thereby, the setter 40 can store the optimum candidate threshold value.

(5) Advantages In the above embodiment, the setting device 40 transmits the first request signal from the vicinity where the wireless adapter 20 to be paired is installed. Therefore, there may be fewer obstacles between the setting device 40 and the wireless device 30 with which the wireless adapter 20 to be paired (target wireless adapter) among the plurality of wireless devices 30 should communicate. . Furthermore, there may be many obstacles between the setting target wireless adapter and the wireless device 30 that should not communicate with the setting target wireless adapter. Therefore, the RSSI value in communication with the wireless device 30 with which the wireless adapter to be configured should communicate is relatively high, and the RSSI value in communication with the wireless device 30 with which the wireless adapter to be configured should not communicate is comparatively high. become low. Even if the wireless adapter to be set can communicate with the wireless device 30 that should not be communicated with, if it is lower than the candidate threshold, the setting device 40 does not extract the wireless device 30 as a pairing candidate. Therefore, the setting device 40 can narrow down the wireless devices 30 with which the wireless adapter to be set should communicate from a plurality of wireless devices 30 . Therefore, the setting device 40 can shorten the time required for pairing setting work.

(summary)
As described above, the wireless system (1) of the first aspect uses the setting device (40) to pair the wireless adapter (20) with at least one wireless device (30). A wireless system (1) comprises an extractor (411). An extraction unit (411) extracts a At least one wireless device (30) is extracted as a candidate for pairing with the wireless adapter (20).

According to this configuration, at least one wireless device (30) among the plurality of wireless devices (30) is extracted as a pairing candidate based on the radio wave intensity. ) as candidates for pairing. As a result, the wireless system (1) can shorten the time required for pairing setting work.

In the wireless system (1) of the second aspect, in the first aspect, the setting device side radio wave intensity corresponding to each of the plurality of wireless devices (30) is determined by the setting device (40) of the plurality of wireless devices (30). obtained based on the signal (eg, first response signal) received from the corresponding wireless device (30).

According to this configuration, at least one wireless device (30) can be extracted as a pairing candidate from all wireless devices (30) that can communicate with the setting device (40).

In the wireless system (1) of the third aspect, in the first or second aspect, the extraction unit (411) extracts at least one wireless device (30) from the plurality of wireless devices (30) to the wireless adapter (20). When extracting candidates for pairing with the wireless adapter (30), the radio adapter side radio field strength, which is the radio field strength of radio communication between each of the plurality of wireless devices (30) and the wireless adapter (20), is used.

According to this configuration, each radio field intensity in wireless communication between the plurality of wireless devices (30) and the wireless adapter (20) is further used when extracting pairing candidates. ) to further narrow down the pairing candidates.

In the wireless system (1) of the fourth aspect, in the third aspect, the wireless adapter side radio wave intensity corresponding to each of the plurality of wireless devices (30) is based on the signal received from the corresponding wireless device (30).

According to this configuration, at least one wireless device (30) can be extracted as a pairing candidate from all wireless devices (30) that can communicate with the wireless adapter (20).

In the wireless system (1) of the fifth aspect, in the fourth aspect, the setting device (40) performs an acquisition request requesting acquisition of identifiers (device IDs) associated with the plurality of wireless devices (30) respectively. A signal (second request signal) is sent to the wireless adapter (20). Upon receiving the acquisition request signal, the wireless adapter (20) transmits an identifier request signal (third request signal) requesting an identifier to the plurality of wireless devices. The wireless adapter side radio wave intensity is a signal transmitted to the wireless adapter (20) by the corresponding wireless device (30) out of the plurality of wireless devices (30), and is a signal that includes the identifier of the wireless device (30), and corresponds to the identifier request signal. It is obtained based on the response signal (eg, the third response signal).

According to this configuration, the wireless device (30) corresponding to the identifier (device ID) can be extracted as a pairing candidate for the wireless adapter (20).

In the wireless system (1) of the sixth aspect, in the fifth aspect, the acquisition request signal is transmitted through the controller (10) that performs wireless communication with the setting device (40) and wired communication with the wireless adapter (20). is sent to the wireless adapter (20).

According to this configuration, when the acquisition request signal is transmitted from the setting device (40), the operator of the setting device (40) only needs to be in a place where wireless communication with the controller (10) is possible. is installed, that is, a place where communication with the wireless adapter (20) is possible.

In the wireless system (1) of the seventh aspect, in any one of the third to sixth aspects, the extracting unit (411), for each of the plurality of wireless devices (30), corresponds to the wireless device (30) The average value of the setting device side radio wave intensity and the radio adapter side radio wave intensity corresponding to the wireless device (30) is calculated. An extraction unit (411) extracts at least one wireless device (30) from a plurality of wireless devices (30) as a wireless adapter (20) using a plurality of average values respectively corresponding to the plurality of wireless devices (30). are extracted as pairing candidates.

According to this configuration, the radio wave intensity of wireless communication between the wireless device (30) and the setting device (40) and the radio wave intensity of wireless communication between the wireless device (30) and the wireless adapter (20) are Therefore, pairing candidates can be further narrowed down from a plurality of wireless devices (30).

In the wireless system (1) of the eighth aspect, in any one of the first to sixth aspects, the extracting unit (411), for each of the plurality of wireless devices (30), corresponds to the wireless device (30) When the setting device side radio wave intensity is equal to or higher than a predetermined threshold value, the wireless device (30) is extracted as a candidate for pairing with the wireless adapter (20).

According to this configuration, the wireless system (1) compares the radio field intensity of wireless communication between the wireless device (30) and the setting device (40) with a threshold value to set the wireless device (30) to the wireless adapter (20 ) can be determined as a pairing candidate.

A wireless control system (2) of the ninth aspect includes a wireless adapter (20) and at least one wireless device (30). A wireless adapter (20) communicates with a setter (40) that extracts at least one wireless device (30) from a plurality of wireless devices (30) as a pairing candidate with the wireless adapter (20), and performs pairing. control over the at least one wireless device (30) that is a candidate for. A setting device (40) selects at least one wireless device (30) from a plurality of wireless devices (30) as a candidate for pairing with a wireless adapter (20), and establishes a connection with each of the plurality of wireless devices (30). It is extracted based on the setting device side radio wave intensity, which is the radio wave intensity of wireless communication.

According to this configuration, the wireless control system (2) can shorten the time required for pairing setting work.

The setter (40) of the tenth aspect is used to pair the wireless adapter (20) with at least one wireless device (30). The setter (40) comprises an extractor (411). An extraction unit (411) extracts at least one wireless device ( 30) is extracted as a candidate for pairing with the wireless adapter (20).

According to this configuration, the setting device (40) can shorten the time required for pairing setting work.

A program of the eleventh aspect is a program used in a setting device used for pairing a wireless adapter (20) and at least one wireless device (30). The program is a program for causing a computer to execute an extraction step. The extracting step extracts at least one wireless device (30) from the plurality of wireless devices (30) based on the setting device side radio wave intensity, which is the radio wave intensity of wireless communication with each of the plurality of wireless devices (30). , are extracted as candidates for pairing with the wireless adapter (20).

According to this program, it is possible to reduce the time required for pairing setting work.

The setting method of the twelfth aspect is used in a wireless system that pairs a wireless adapter (20) with at least one wireless device (30) using a setting device (40). The setting method includes an extraction step. The extracting step includes extracting at least one A wireless device (30) is extracted as a candidate for pairing with a wireless adapter (20).

According to this setting method, it is possible to shorten the time required for pairing setting work.

1 wireless system 2 wireless control system 10 controller 20, 20a, 20b, 20c wireless adapter 30, 30a, 30b, 30c wireless device 40 setter 411 extractor

Claims (11)

A wireless system for pairing a wireless adapter with at least one wireless device using a setting device,
Pairing at least one wireless device from the plurality of wireless devices with the wireless adapter based on the setting device side radio wave intensity, which is the radio wave intensity of wireless communication between each of the plurality of wireless devices and the setting device Equipped with an extraction unit that extracts e,
The extractor is
When extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, the radio wave intensity of wireless communication between each of the plurality of wireless devices and the wireless adapter Using a certain wireless adapter side signal strength,
radio system. The setting device side radio wave intensity corresponding to each of the plurality of wireless devices is obtained based on a signal received by the setting device from the corresponding wireless device among the plurality of wireless devices,
A wireless system according to claim 1 . the wireless adapter side radio wave intensity corresponding to each of the plurality of wireless devices is obtained based on a signal received by the wireless adapter from the corresponding wireless device among the plurality of wireless devices;
3. The radio system according to claim 1 or 2. The setting device transmits to the wireless adapter an acquisition request signal requesting acquisition of identifiers associated with the plurality of wireless devices, respectively;
When the wireless adapter receives the acquisition request signal, the wireless adapter transmits an identifier request signal requesting an identifier to the plurality of wireless devices;
The wireless adapter side radio wave intensity is based on a response signal to the identifier request signal, which is a signal transmitted to the wireless adapter by the corresponding wireless device among the plurality of wireless devices and includes the identifier of the wireless device. can get,
A radio system according to claim 3. The acquisition request signal is transmitted to the wireless adapter via a controller that performs wireless communication with the setting device and performs wired communication with the wireless adapter.
A radio system according to claim 4. The extractor is
For each of the plurality of wireless devices, obtaining an average value of the setting device side radio wave intensity corresponding to the wireless device and the wireless adapter side radio wave intensity corresponding to the wireless device;
extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, using a plurality of average values respectively corresponding to the plurality of wireless devices;
The radio system according to any one of claims 1-5. The extractor is
For each of the plurality of wireless devices, extracting the wireless device as a candidate for pairing with the wireless adapter when the radio field intensity on the setting device side corresponding to the wireless device is equal to or greater than a predetermined threshold,
The radio system according to any one of claims 1-5. A wireless control system including a wireless adapter and one or more wireless devices,
The wireless adapter
At least one wireless device is extracted from a plurality of wireless devices as a candidate for pairing with the wireless adapter based on the setting device side radio wave intensity, which is the radio wave intensity of wireless communication with each of the plurality of wireless devices. Communicate with the setting device,
controlling the at least one wireless device that is the pairing candidate;
The setting device
When extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, the radio wave intensity of wireless communication between each of the plurality of wireless devices and the wireless adapter Using a certain wireless adapter side signal strength,
radio control system. A setting device for pairing a wireless adapter with at least one wireless device,
At least one wireless device is extracted from the plurality of wireless devices as a candidate for pairing with the wireless adapter, based on the setting device-side radio wave intensity, which is the radio wave intensity of wireless communication with each of the plurality of wireless devices. with an extractor that
The extractor is
When extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, the radio wave intensity of wireless communication between each of the plurality of wireless devices and the wireless adapter Using a certain wireless adapter side signal strength,
setting device. A program for use in a setting device used to pair a wireless adapter with at least one wireless device, the program comprising:
At least one wireless device is extracted from the plurality of wireless devices as a candidate for pairing with the wireless adapter, based on the setting device-side radio wave intensity, which is the radio wave intensity of wireless communication with each of the plurality of wireless devices. run an extraction step that
In the extraction step,
When extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, the radio wave intensity of wireless communication between each of the plurality of wireless devices and the wireless adapter Using a certain wireless adapter side signal strength,
program. A setting method used in a wireless system for pairing a wireless adapter and at least one wireless device using a setting device, comprising:
Pairing at least one wireless device from the plurality of wireless devices with the wireless adapter based on the setting device side radio wave intensity, which is the radio wave intensity of wireless communication between each of the plurality of wireless devices and the setting device including an extraction step of extracting as candidates for
In the extraction step,
When extracting at least one wireless device from the plurality of wireless devices as a candidate for pairing with the wireless adapter, the radio wave intensity of wireless communication between each of the plurality of wireless devices and the wireless adapter Using a certain wireless adapter side signal strength,
Setting method.

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