WO2020095646A1 - 表示方法、プログラム、表示装置、計測装置、及び、計測表示システム - Google Patents
表示方法、プログラム、表示装置、計測装置、及び、計測表示システム Download PDFInfo
- Publication number
- WO2020095646A1 WO2020095646A1 PCT/JP2019/040854 JP2019040854W WO2020095646A1 WO 2020095646 A1 WO2020095646 A1 WO 2020095646A1 JP 2019040854 W JP2019040854 W JP 2019040854W WO 2020095646 A1 WO2020095646 A1 WO 2020095646A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- display
- congestion
- frequency channels
- specific frequency
- wireless communication
- Prior art date
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/23—Indication means, e.g. displays, alarms, audible means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
Definitions
- the present disclosure generally relates to a display method, a program, a display device, a measurement device, and a measurement display system.
- the present disclosure particularly relates to a display method, a program, a display device, a measurement device, and a measurement display system for selecting a frequency channel used for wireless communication.
- Patent Document 1 discloses a lighting system including a plurality of lighting fixtures and a terminal device.
- the server device is used to provide the terminal device with the setting information of the lighting device, and the server device and the terminal device or the server device and the lighting device perform wireless communication.
- wireless communication is easily affected by the surrounding environment, and depending on how the frequency channel for wireless communication is selected, it may not be possible to perform wireless communication between devices. Therefore, when installing a system (wireless communication system) that uses wireless communication, it is desirable to select an appropriate frequency channel in consideration of the influence of the surrounding environment on wireless communication. However, it is difficult for the human senses to judge the influence of the surrounding environment on the wireless communication.
- the challenge is to provide a display method, a program, a display device, a measurement device, and a measurement display system that enable the setting of an appropriate frequency channel for wireless communication.
- a display method includes an acquisition step and a display step.
- the acquisition step is a step of acquiring a congestion degree determined based on radio wave intensity for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium.
- the displaying step is a step of displaying a congestion state based on congestion degrees of the plurality of specific frequency channels.
- a program according to one aspect of the present disclosure is a program for causing one or more processors to execute the display method.
- a display device includes an acquisition unit and a display unit.
- the acquisition unit acquires, for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium, a congestion degree determined based on a radio wave intensity.
- the display unit displays the congestion status based on the congestion degrees of the specific frequency channels.
- a measuring device includes a measuring unit and a determining unit.
- the measuring unit measures the radio wave intensity for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium.
- the determination unit determines the congestion degree for each of the plurality of specific frequency channels based on the radio field intensity.
- a measurement display system includes a measurement unit, a determination unit, and a display unit.
- the measuring unit measures the radio wave intensity for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium.
- the determination unit determines the congestion degree for each of the plurality of specific frequency channels based on the radio field intensity.
- the display unit displays the congestion status based on the congestion degrees of the specific frequency channels.
- FIG. 1 is a block diagram of a measurement display system according to an embodiment.
- FIG. 2 is a diagram showing an example of a screen displayed by the measurement display system.
- FIG. 3 is a block diagram of an example (load control system) of the wireless communication system.
- FIG. 4 is an explanatory diagram of the measurement display system.
- FIG. 5 is a diagram showing an example of a screen displayed by the measurement display system.
- FIG. 6 is a diagram showing an example of a screen displayed by the measurement display system.
- FIG. 7 is a diagram showing an example of a screen displayed by the measurement display system.
- FIG. 8 is a diagram showing an example of a screen displayed by the measurement display system.
- FIG. 9 is a flowchart of the operation of the above measurement display system.
- FIG. 1 shows a measurement display system 10 that executes a display method according to an embodiment.
- the display method of the present embodiment includes an acquisition step and a display step.
- the acquisition step is a step of acquiring the congestion degree determined based on the radio wave intensity for each of the plurality of specific frequency channels included in the plurality of frequency channels used for wireless communication using radio waves as a medium.
- the displaying step is a step of displaying the congestion status based on the respective congestion degrees of the plurality of specific frequency channels.
- the measurement display system 10 displays the display screen P10 as shown in FIG. 2 by executing the display method. On the display screen P10, the congestion status is displayed in the display areas R21 to R26 and the display areas R31 to R36.
- the congestion status is displayed based on the congestion degrees of the plurality of specific frequency channels. Therefore, the user can judge the influence of the surrounding environment on the wireless communication by the index of the congestion status. As a result, the user can reliably select the frequency channel suitable for wireless communication. Therefore, according to the display method of the present embodiment, it is possible to set a frequency channel suitable for wireless communication.
- the display method of this embodiment is executed by the measurement display system 10 shown in FIG.
- the measurement display system 10 can be used when installing a wireless communication system that performs wireless communication using radio waves as a medium.
- the measurement display system 10 can be used to determine a frequency channel suitable for use by the wireless communication system at a place where the wireless communication system is planned to be installed.
- FIG. 3 shows a load control system 100, which is an example of a wireless communication system.
- the load control system 100 is a system that controls a load.
- the load control system 100 includes a setting system 600, a management device 200, a controller 300, a plurality of (here, three) relays 400, a plurality of lighting fixtures 500, and a setting system 600.
- the lighting fixture 500 is a load. That is, the load control system 100 has an aspect as a lighting control system that controls lighting equipment.
- the management device 200 is connected to a plurality of relays 400 by a two-wire communication line.
- the management device 200 controls the operation states of the plurality of relays 400 collectively or individually via a communication line.
- the operating state includes an on state and an off state, and the management device 200 performs a process of switching the relay 400 from the on state to the off state and a process of switching the off state to the on state.
- One or more lighting fixtures 500 are connected to each of the plurality of relays 400. When it is necessary to individually describe the plurality of lighting fixtures 500, they are described as lighting fixtures 501, 502, ..., 508.
- the plurality of relays 400 are connected to a power supply (for example, a commercial power supply) that supplies power, and when the relay 400 is in the ON state, the relay 400 is a lighting fixture in which the power from the power supply is connected to the relay 400. Supply to 500. When the relay 400 is off, the relay 400 does not supply the power from the power source to the lighting fixture 500 connected to the relay 400.
- a power supply for example, a commercial power supply
- the controller 300 is connected to the management device 200 by wire.
- the controller 300 stores the setting information including a plurality of groups, and controls the plurality of lighting fixtures 500, each of which belongs to any one of the plurality of groups, based on an instruction from the management device 200. To do.
- the controller 300 controls at least one of dimming and toning of one or more lighting devices 500 included in the control target group based on an instruction from the management device 200.
- the plurality of lighting fixtures 500 are configured to be able to communicate with the setting system 600 and the controller 300.
- Each lighting fixture 500 is configured to be able to communicate by a plurality of communication methods.
- communication is performed by a communication method using wireless communication of low power wireless (specific low power wireless) that does not require a license, and a wireless communication method using infrared rays having higher directivity than communication by low power wireless. It is possible.
- low power wireless (specific low power wireless) wireless communication the amount of data that can be transmitted per unit time (for example, 1 second) is larger than in infrared communication.
- specifications such as the frequency band to be used and antenna power are specified in each country according to the application.
- low-power radio that uses radio waves in the 920 MHz band or the 420 MHz band is specified.
- a communication method by wireless communication using infrared rays is called an infrared communication method
- a communication method by wireless communication using low power wireless is called a radio wave communication method.
- Each lighting fixture 500 receives a signal from the setting system 600 by wireless communication using an infrared communication method. When transmitting information to the setting system 600, each lighting fixture 500 transmits by wireless communication by a radio communication system. Further, each lighting fixture 500 communicates with the controller 300 by wireless communication by a radio communication system.
- the setting system 600 transmits the first identifier and the second identifier to the controller 300 by the radio communication method when changing the group affiliation destination for one lighting fixture 500.
- the first identifier is an identifier of the lighting fixture 500 that is the target of group change.
- the second identifier is an identifier of the lighting fixture 500 of the group to which the lighting fixture 500 to be changed belongs after the change.
- the controller 300 uses the first identifier and the second identifier to change the configuration of the group, that is, the setting information, so that the lighting fixture 500 to be changed belongs to the group to which the lighting fixture 500 having the second identifier belongs. To do.
- the setting system 600 transmits the identifier (third identifier) of the lighting fixture 500 that belongs to the new group to the controller 300 by the radio communication method.
- the controller 300 uses the third identifier to generate a new group to which the lighting fixture 500 belongs and is included in the setting information, and updates (changes) the setting information.
- the lighting fixture 500, the controller 300, and the setting system 600 communicate by wireless communication by the radio communication method.
- the measurement display system 10 can be used for selecting an appropriate frequency channel for wireless communication by the radio wave communication method in the load control system 100.
- the measurement display system 10 includes a display device 20 and a plurality of measurement devices 30, as shown in FIG.
- the measurement display system 10 includes six measurement devices 30. As shown in FIG. 4, the six measuring devices 30 are installed at different points P1 to P6 of the facility 700.
- the facility 700 is a place where a wireless communication system (load control system 100) is scheduled to be installed.
- the points P1 to P6 may be points where devices (lighting equipment and the like) that perform wireless communication in the load control system 100 are installed.
- the facility 700 represents one floor of the building.
- the facility 700 in addition to a detached house, an apartment house (living unit, common area), a store, a building (entire building, floor).
- the facility 700 may include not only the building but also the building and the site where the building exists, and examples thereof include a factory, a park, a hospital, and a commercial facility.
- Each measuring device 30 includes a communication unit 31 and a processing unit 32.
- the communication unit 31 and the processing unit 32 can be housed in the same housing.
- the communication unit 31 is a communication interface.
- the communication unit 31 has a function of connecting the measuring device 30 to the display device 20 in a communicable manner.
- the communication unit 31 complies with a predetermined communication protocol.
- the predetermined communication protocol may be selected from various well-known wired and wireless communication standards (eg, power line communication protocol, wireless communication protocol, infrared communication protocol, extended HBS protocol, LonTalk (registered trademark) protocol).
- examples of the wireless communication protocol include a standard of a specific low power wireless and a standard of a wireless LAN (Local Area Network).
- Wi-SUN (registered trademark) standards and Wi-SUN HAN (registered trademark) can be cited as specific low-power wireless standards.
- Wi-Fi registered trademark
- the processing unit 32 is configured to control the measurement device 30 as a whole, that is, to control the communication unit 31.
- the processing unit 32 can be realized by a computer system including one or more processors (microprocessors) and one or more memories. That is, the one or more processors function as the processing unit 32 by executing one or more programs (applications) stored in one or more memories.
- the program is pre-recorded in the memory of the processing unit 32 here, but may be provided through an electric communication line such as the Internet or in a non-transitory recording medium such as a memory card.
- the processing unit 32 includes a measuring unit F31 and a determining unit F32.
- the measuring unit F31 and the determining unit F32 do not show a substantial configuration but show the functions realized by the processing unit 32.
- the measuring unit F31 is configured to measure the radio wave intensity for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium.
- the measuring unit F31 is configured to measure the radio field intensity for each of the plurality of specific frequency channels using the communication unit 31.
- the radio wave intensity is represented by the intensity of the radio wave (radio signal) received by the communication unit 31 for each of the plurality of specific frequency channels. From another point of view, it can be said that the radio field intensity is the intensity of the electric field at the place where the communication unit 31 is located.
- the plurality of frequency channels are used in wireless communication using radio waves as a medium, which is executed by the load control system 100.
- the multiple frequency channels are included in the 920 MHz band.
- the plurality of frequency channels are 923.8, 924.0, 924.2, 924.4, 924.6, 924.8, 925.0, 925.2, 925.4, 925.6. , 925.8, 926.0, 926.2, 926.4, 926.6, 926.8, 927.0, 927.2, 927.4, 927.6, 927.8, 928.0.
- Frequency channels may be two or more frequency channels selected from the plurality of frequency channels.
- the plurality of specific frequency channels may be 923.8, 924.2, 924.6, 925.0, 925.4, 925.8, 926.2, 926.6, 927.0, 927.4. , 927.8, 11 frequency channels. Note that all of the plurality of frequency channels may be used as the plurality of specific frequency channels.
- the measurement unit F31 measures the radio field intensity for each of a plurality of specific frequency channels a plurality of times.
- the measurement unit F31 measures the radio field intensity at regular intervals during a predetermined period.
- the predetermined period may be 10 seconds and the constant interval may be 0.1 seconds. In this case, 100 measured values are obtained for the radio field intensity of one specific frequency channel.
- the determination unit F32 is configured to determine the congestion degree based on the radio field intensity for each of the plurality of specific frequency channels. For each of the plurality of specific frequency channels, the degree of congestion is determined by the congestion rate obtained from the radio field intensity.
- the congestion rate is represented by the rate at which the radio field intensity is equal to or higher than a threshold value when the radio field intensity is measured multiple times. In this embodiment, the congestion rate is expressed as a percentage.
- the measurement unit F31 obtains 100 measured values for the radio field intensity of one specific frequency channel. Here, if the number of measured values equal to or greater than the threshold value is 15, the congestion rate is 15%.
- the threshold value is appropriately determined in consideration of the possibility of influence of radio field intensity exceeding the threshold value on wireless communication.
- the determining unit F32 sets the congestion rate obtained for each of the plurality of specific frequency channels as the congestion degree.
- the display device 20 includes an input / output unit 21, a communication unit 22, and a processing unit 23.
- the input / output unit 21, the communication unit 22, and the processing unit 23 can be housed in the same housing.
- the display device 20 is an information terminal, for example, a smartphone.
- the display device 20 can be realized by a mobile terminal such as a tablet terminal, a wearable terminal, or a personal computer.
- the input / output unit 21 includes an input device for operating the display device 20.
- the input device has, for example, a touch pad and / or one or more buttons.
- the input / output unit 21 also includes an image display device for displaying visual information.
- the image display device is a thin display device such as a liquid crystal display or an organic EL display.
- the touch panel of the input / output unit 21 and the image display device may form a touch panel.
- the communication unit 22 is a communication interface.
- the communication unit 22 has a function of connecting the display device 20 to the measuring device 30 in a communicable manner.
- the communication unit 22 complies with a predetermined communication protocol.
- the predetermined communication protocol may be selected from various well-known wired and wireless communication standards (eg, power line communication protocol, wireless communication protocol, infrared communication protocol, extended HBS protocol, LonTalk (registered trademark) protocol).
- examples of the wireless communication protocol include a standard of a specific low power wireless and a standard of a wireless LAN (Local Area Network).
- Wi-SUN (registered trademark) standards and Wi-SUN HAN (registered trademark) can be cited as specific low-power wireless standards.
- Wi-Fi registered trademark
- the processing unit 23 is configured to control the entire display device 20, that is, the input / output unit 21 and the communication unit 22.
- the processing unit 23 can be realized by a computer system including one or more processors (microprocessors) and one or more memories. That is, the one or more processors function as the processing unit 23 by executing one or more programs (applications) stored in one or more memories.
- the program is recorded in advance in the memory of the processing unit 23 here, but may be provided through an electric communication line such as the Internet or in a non-transitory recording medium such as a memory card.
- the processing unit 23 includes an acquisition unit F21 and a display unit F22.
- the acquisition unit F21 and the display unit F22 do not show a substantial configuration, but show the functions realized by the processing unit 23.
- the acquisition unit F21 is configured to acquire the congestion degree determined based on the radio wave intensity for each of the plurality of specific frequency channels included in the plurality of frequency channels used for wireless communication using radio waves as a medium. It That is, the acquisition unit F21 acquires the congestion degree determined based on the radio wave intensity for each of the plurality of specific frequency channels included in the plurality of frequency channels used for wireless communication using radio waves as a medium ( Perform the acquisition step).
- the acquisition unit F21 acquires the congestion degree from one or more measurement devices 30.
- the acquisition unit F21 acquires the congestion degree from the measurement device 30.
- the acquisition unit F21 makes a request for the congestion degree to the measurement device 30 through the communication unit 22, and thereby acquires the congestion degree from the measurement device 30. Since the measurement display system 10 includes the plurality of measurement devices 30, the acquisition unit F21 acquires the congestion degree from each of the plurality of measurement devices 30.
- the congestion degrees of a plurality of specific frequency channels are acquired from the measuring devices 30 placed at different points P1 to P6 of the facility 700, and the congestion degrees are represented by the congestion rates. That is, the congestion rates at different points P1 to P6 are acquired for each of the specific frequency channels.
- the acquisition unit F21 does not request the congestion degree for each measuring device 30, but requests the congestion degree for each specific frequency channel. That is, the acquisition unit F21 acquires the congestion degrees from all the measuring devices 30 for one of the plurality of specific frequency channels, and then acquires the congestion degrees from all the measuring devices 30 for the next specific frequency channel. get. In this way, the acquisition unit F21 acquires the congestion degree for each of a plurality of specific frequency channels.
- the display unit F22 is configured to display the congestion status based on the congestion degree of each of a plurality of specific frequency channels. That is, the display unit F22 executes a step (display step) of displaying the congestion status based on the congestion degrees of the plurality of specific frequency channels.
- the display unit F22 displays the congestion status based on the congestion degree acquired by the acquisition unit F21.
- the display unit F22 displays representative values of one or more congestion rates at one or more points for each of a plurality of specific frequency channels, instead of displaying all the congestion degrees acquired by the acquisition unit F21. indicate. That is, the congestion status includes a representative value of one or more congestion rates at one or more points for each of the plurality of specific frequency channels.
- the representative value is the highest value (the highest value of the congestion rate) among the congestion rates of 1 or more.
- the congestion rates at different points P1 to P6 are acquired for each of the specific frequency channels.
- the congestion status includes a display that is a standard of the congestion degree.
- the display that is a measure of the congestion degree is either a recommendation mark indicating a frequency channel that can be recommended to be used or a congestion mark indicating a crowded frequency channel.
- the recommended mark is represented by “ ⁇ ” and the congestion mark is represented by “ ⁇ ”. If the congestion degree of the specific frequency channel is less than the specified value, the recommended mark is displayed, and if the congestion degree of the specific frequency channel is the specified value or more, the congestion mark is displayed.
- the representative value of the congestion rate is used as the congestion degree of the specific frequency channel.
- the stipulated value is appropriately determined in consideration of the feasibility of wireless communication at a congestion degree equal to or higher than the stipulated value.
- the specified value may be set to 10%.
- the display unit F22 displays a result display screen D10 (see FIGS. 2 and 5 to 8) for displaying the congestion status on the image display device of the input / output unit 21. 2 and FIG. 5 to FIG. 8, reference numerals and incidental items of the reference numerals (indication lines, arrows, etc.) are described for the purpose of explaining the result display screen D10, and are included in the result display screen D10 itself. It does not mean that It should be noted that FIGS. 2 and 5 to 8 show an example in which the congestion status is displayed for six specific frequency channels merely for the sake of clarity.
- the result display screen D10 includes group boxes G11 to G16, labels L11 to L14, and buttons B21 and B22.
- the group boxes G11 to G16 respectively correspond to a plurality of specific frequency channels.
- the group boxes G11 to G16 correspond to six specific frequency channels out of the plurality of specific frequency channels.
- the group boxes G11 to G16 include radio buttons B11 to B16, (first) display areas R11 to R16, (second) display areas R21 to R26, and (third) display areas R31 to R36, respectively.
- the radio buttons B11 to B16 are used to select a specific frequency channel used in wireless communication from a plurality of specific frequency channels.
- the first display areas R11 to R16 are used to display identification information for identifying a plurality of specific frequency channels.
- the identification information is, for example, a name exclusively assigned to a specific frequency channel.
- “1CH” is displayed in the first display area R11
- “2CH” is displayed in the first display area R12
- “3CH” is displayed in the first display area R13
- “4CH” is displayed in the first display area R14
- “1CH” is displayed in the first display area R15.
- “5CH” and "6CH” are displayed in the first display area R16.
- the second display areas R21 to R26 and the third display areas R31 to R36 show the congestion status of the corresponding specific frequency channels.
- the second display areas R21 to R26 are used to display a standard of the congestion degree.
- recommended marks (“ ⁇ ”) are displayed in the second display areas R21, R23, R25, and R26
- congestion marks (“ ⁇ ”) are displayed in the second display areas R22 and R24.
- the third display areas R31 to R36 are used to display the representative value of the congestion rate.
- “1” is displayed in the third display region R31
- “15” is displayed in the third display region R32
- “1” is displayed in the third display region R33
- “100” is displayed in the third display region R34
- “100” is displayed in the third display region R35.
- “0” and “2” are displayed in the third display area R36.
- the label L11 is arranged corresponding to the radio buttons B11 to B16 and displays the roles of the radio buttons B11 to B16.
- the label L11 displays the character string "selection”.
- the label L12 is arranged corresponding to the first display areas R11 to R16, and displays an explanation of the display content of the first display areas R11 to R16.
- the label L12 displays the character string “channel”.
- the label L13 is arranged corresponding to the second display areas R21 to R26, and displays an explanation of the display content of the second display areas R21 to R26.
- the label L13 displays the character string “survey result”.
- the label L14 is arranged corresponding to the third display areas R31 to R36, and displays the description of the display content of the third display areas R31 to R36.
- the label L14 displays the character string "level”.
- the button B21 is a button for ending the display of the result display screen D10.
- the display section F22 ends the display of the result display screen D10. If the acquisition unit F21 has not acquired the congestion degrees from all the specific frequency channels, the operation of acquiring the congestion degrees is stopped.
- the button B22 is a button for determining the use of the specific frequency channel being selected by the radio buttons B11 to B16.
- the display device 20 notifies the load control system 100 of information about the specific frequency channel selected by the radio buttons B11 to B16.
- the load control system 100 may set the frequency channel according to the notification from the display device 20.
- the display unit F22 updates the congestion status of the specific frequency channel whose congestion degree has been acquired by the acquisition unit F21 every time the congestion degree has been acquired by the acquisition unit F21. That is, the display unit F22 displays the result display screen D10 even when the acquisition unit F21 does not acquire the congestion degrees of all the specific frequency channels, and the result display screen is displayed every time the acquisition unit F21 acquires the congestion degrees. Update D10. More specifically, the display unit F22 displays the result display screen D10 as shown in FIG. 5 when the congestion degree of any specific frequency channel is not acquired by the acquisition unit F21. In the result display screen D10 of FIG. 5, neither the recommended mark nor the congestion mark is displayed in the second display areas R21 to R26, and the congestion degree is not displayed in the third display areas R31 to R36.
- the result display screen D10 does not display the congestion status.
- the display unit F22 updates the congestion status of the specific frequency channel whose congestion degree has been acquired by the acquisition unit F21 every time the congestion degree has been acquired by the acquisition unit F21.
- FIG. 6 shows the result display screen D10 when the congestion degree of the specific frequency channel corresponding to “1CH” and “2CH” is acquired by the acquisition unit F21.
- the second display areas R21 and R22 and the third display areas R31 and R32 are updated in the specific frequency channels corresponding to “1CH” and “2CH”. That is, the recommended mark (“ ⁇ ”) is displayed in the second display area R21, and the congestion mark (“ ⁇ ”) is displayed in the second display area R22.
- the display unit F22 is configured to perform a display recommending use of a specific frequency channel having the lowest congestion degree among a plurality of specific frequency channels.
- the display unit F22 is configured to perform a display recommending use of a specific frequency channel having a congestion degree lower than a specified value and having the lowest congestion degree out of a plurality of specific frequency channels. That is, the display unit F22 selects the specific frequency channel with the lowest congestion degree as the recommended frequency channel from the specific frequency channels with the congestion degree less than the specified value among the plurality of specific frequency channels.
- the display part F22 displays a screen D11 showing the frequency channels recommended to be used, as shown in FIG. In FIG. 7, the screen D11 is displayed so as to overlap the result display screen D10.
- the screen D11 includes a display area R41 for displaying information about frequency channels recommended for use. For example, regarding the congestion degree (representative value of the congestion rate in this embodiment), the frequency channel of CH1 is “1" as shown in FIG. The frequency channel of CH2 is “15”. The frequency channel of CH3 is “1”. The frequency channel of CH4 is “100”. The frequency channel of CH5 is "0". The frequency channel of CH6 is "2".
- the display unit F22 selects a frequency channel (recommended channel) recommended to be used from frequency channels whose congestion degree is less than a specified value (here, 10), that is, four frequency channels CH1, CH3, CH5, and CH6. select.
- the display unit F22 selects the frequency channel recommended to be used from the frequency channels having the recommended mark.
- the frequency channel of CH5 has the lowest congestion degree of 0 and is the lowest. Therefore, the display part F22 selects the frequency channel of CH5 as the frequency channel recommended to be used, and in the screen D11, a message such as “Recommendation based on the confirmation result of this time is 5CH.” Is displayed in the display area R41. ..
- the display unit F22 is configured to perform a display recommending reacquisition of the respective congestion degrees of the plurality of specific frequency channels when none of the congestion degrees of the plurality of specific frequency channels is less than the specified value. ..
- the display unit F22 displays a screen D12 that recommends reacquisition of the congestion degree, as illustrated in FIG. In FIG. 8, the screen D12 is displayed overlaid on the result display screen D10.
- the screen D12 includes a display area R42 for displaying a message recommending reacquisition of the congestion degree. On the screen D12, a message such as "There is no recommended channel based on the confirmation result of this time. Please check again" is displayed in the display area R42.
- the display unit F22 displays the result display screen D10 on the image display device of the input / output unit 21, as shown in FIG.
- the acquisition unit F21 transmits a request for the congestion degree of a specific frequency channel to each measurement device 30 (S11).
- the measurement unit F31 measures the radio field intensity for the specific frequency channel for which the congestion degree is requested (S12), and the determination unit F32 determines the congestion degree ( The congestion rate) is determined (S13).
- the measuring device 30 transmits the congestion degree determined by the determining unit F32 to the display device 20.
- the acquisition unit F21 acquires the congestion degree of a specific frequency channel from each measurement device 30. Then, the display unit F22 displays the congestion status on the result display screen D10 based on the congestion degree of the specific frequency channel in each measurement device 30, as shown in FIGS. 2 and 6 (S14).
- step S11 the acquisition unit F21 transmits a request for the congestion degree of the specific frequency channel for which the congestion degree has not been acquired yet to each measurement device 30.
- the acquisition unit F21 has acquired the congestion degrees of all the specific frequency channels (S15: Yes)
- the result display screen D10 that displays the congestion status of all the specific frequency channels is displayed as shown in FIG. Is displayed. Further, the display unit F22 determines whether or not there is a specific frequency channel whose congestion degree is less than the specified value (S16).
- the display unit F22 displays the screen D11 and displays the recommended frequency channel (S17).
- the display unit F22 displays the screen D12 as shown in FIG. 8 and recommends reacquisition of the congestion degree. Yes (S18).
- the display device 20 described above includes the acquisition unit F21 and the display unit F22.
- the acquisition unit F21 is configured to acquire the congestion degree determined based on the radio wave intensity for each of the plurality of specific frequency channels included in the plurality of frequency channels used for wireless communication using radio waves as a medium.
- the display unit F22 is configured to display the congestion status based on the congestion degree of each of the plurality of specific frequency channels. According to this display device 20, it is possible to set a frequency channel suitable for wireless communication.
- the display device 20 executes the following method (display method).
- the display method includes an acquisition step and a display step.
- the acquisition step is a step of acquiring the congestion degree determined based on the radio wave intensity for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium.
- the displaying step is a step of displaying the congestion status based on the respective congestion degrees of the plurality of specific frequency channels. According to this display method, similarly to the display device 20, it is possible to set a frequency channel suitable for wireless communication.
- Display method is realized by one or more processors executing a program (computer program).
- This program is a program for causing one or more processors to execute the display method. According to such a program, it is possible to set an appropriate frequency channel for wireless communication, similarly to the display method.
- the measuring device 30 described above includes the measuring unit F31 and the determining unit F32.
- the measurement unit F31 is configured to measure the radio wave intensity for each of the plurality of specific frequency channels included in the plurality of frequency channels used for wireless communication using radio waves as a medium.
- the determining unit F32 is configured to determine the congestion degree based on the radio field intensity for each of the plurality of specific frequency channels. According to this measuring device 30, it is possible to set a frequency channel suitable for wireless communication.
- the measuring device 30 executes the following method (measuring method).
- the measuring method includes a measuring step and a determining step.
- the measuring step is a step of measuring the radio wave intensity for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium.
- the determining step is a step of determining the congestion degree based on the radio field intensity for each of the plurality of specific frequency channels. According to this measuring method, like the measuring device 30, it is possible to set a frequency channel suitable for wireless communication.
- the measurement method is realized by one or more processors executing a program (computer program).
- This program is a program for causing one or more processors to execute the measurement method. According to such a program, it is possible to set a frequency channel suitable for wireless communication, similarly to the measuring method.
- the measurement display system 10 described above includes the measurement unit F31, the determination unit F32, and the display unit F22.
- the measurement unit F31 is configured to measure the radio wave intensity for each of the plurality of specific frequency channels included in the plurality of frequency channels used for wireless communication using radio waves as a medium.
- the determining unit F32 is configured to determine the congestion degree based on the radio field intensity for each of the plurality of specific frequency channels.
- the display unit F22 is configured to display the congestion status based on the congestion degree of each of the plurality of specific frequency channels. According to this measurement display system 10, it becomes possible to set a frequency channel suitable for wireless communication.
- the measurement display system 10 executes the following method (measurement display method).
- the measurement display method includes a measurement step, a determination step, and a display step.
- the measuring step is a step of measuring the radio wave intensity for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium.
- the determining step is a step of determining the congestion degree based on the radio field intensity for each of the plurality of specific frequency channels.
- the displaying step is a step of displaying the congestion status based on the respective congestion degrees of the plurality of specific frequency channels. According to this measurement / display method, as in the measurement / display system 10, it is possible to set a frequency channel suitable for wireless communication.
- the measurement and display method is realized by one or more processors executing a program (computer program).
- This program is a program for causing one or more processors to execute the measurement display method. According to such a program, it is possible to set a frequency channel suitable for wireless communication, as in the measurement display method.
- each measuring device 30 obtains one congestion rate for each specific frequency channel.
- the congestion degree matches the congestion rate.
- the congestion degree may be a number sequence including two or more congestion rates, or may be a value calculated from two or more congestion rates.
- each measuring device 30 may obtain a plurality (two or more) of congestion rates for each specific frequency channel. In other words, each measuring device 30 may obtain the congestion rate multiple times for the same frequency channel. In this case, a plurality of congestion rates at the same point can be obtained for each of a plurality of specific frequency channels.
- the congestion status may include representative values of a plurality of congestion rates at the same point for each of a plurality of specific frequency channels.
- the congestion rate at a plurality of points is obtained for each specific frequency channel.
- the congestion status displayed on the display unit F22 includes representative values of a plurality of congestion rates obtained for a plurality of different points for each of a plurality of specific frequency channels.
- the measuring devices 30 are installed at a plurality of points (see P1 to P6 in FIG. 4) in the above embodiment.
- a single measuring device 30 may be used to obtain the congestion rates at a plurality of points. That is, it is not essential to use the plurality of measuring devices 30.
- the congestion status may include a representative value of one or more congestion rates at one or more points for each of a plurality of specific frequency channels.
- the representative value may be a mathematically determined value such as an average value, a mode value, a minimum value, or a maximum value of a plurality of congestion rates. Considering the certainty of establishing wireless communication, it is preferable to use the highest value, that is, the value when the traffic is most crowded.
- the congestion degree is evaluated by the congestion rate.
- the congestion rate is represented by a rate at which the radio field intensity is equal to or higher than a threshold value when the radio field intensity is measured a plurality of times.
- the congestion rate may be a representative value of the radio field intensity when the radio field intensity is measured multiple times.
- the representative value may be a mathematically determined value such as an average value, a mode value, a minimum value, or a maximum value of a plurality of congestion rates.
- the congestion status includes a representative value of one or more congestion rates at one or more points for each of a plurality of specific frequency channels.
- the congestion status may include the congestion degree itself instead of the representative value of the congestion rate.
- the congestion status includes a display that is a measure of the degree of congestion, but does not necessarily include a display that is a measure of the degree of congestion.
- the congestion degree is obtained from the measuring device 30, but in the wireless communication system (load control system 100), the measuring device 30 is used for devices (lighting fixture 50, controller 300, setting system 600, etc.) that perform wireless communication. May have a function as. Further, not only the device that performs wireless communication in the wireless communication system, but also the device included in the wireless communication system may have the function as the measuring device 30.
- the acquisition unit F21 may acquire the congestion degree based on the radio field intensity obtained from the measurement device 30, instead of acquiring the congestion degree from the measurement device 30. That is, the acquisition unit F21 may have a function as the determination unit F32.
- the display device 20 and the measuring device 30 may be a single device. That is, the display device 20 may have a function as the measuring device 30. In this case, the acquisition unit F21 can be omitted.
- the plurality of frequency channels are not limited to the 920 MHz band and may be appropriately determined in consideration of the frequency band used in wireless communication (for example, 420 MHz). Further, the interval between frequency channels is not limited to 0.2 MHz and may be appropriately determined according to the frequency band.
- the measurement display system 10 may be composed of multiple computers.
- the functions of the measurement display system 10 (in particular, the measurement unit F31, the determination unit F32, and the display unit F22) may be distributed to a plurality of devices.
- at least a part of the functions of the measurement display system 10 may be realized by, for example, a cloud (cloud computing).
- the execution subject of the measurement display system 10 described above includes a computer system.
- the computer system has a processor and a memory as hardware.
- the processor executes the program recorded in the memory of the computer system, the function as the execution subject of the measurement display system 10 in the present disclosure is realized.
- the program may be pre-recorded in the memory of the computer system, or may be provided through an electric communication line. Further, the program may be provided by being recorded in a non-transitory recording medium such as a memory card, an optical disk, a hard disk drive or the like that can be read by a computer system.
- a processor of a computer system is composed of one to a plurality of electronic circuits including a semiconductor integrated circuit (IC) or a large scale integrated circuit (LSI).
- IC semiconductor integrated circuit
- LSI large scale integrated circuit
- the plurality of electronic circuits may be integrated in one chip, or may be distributed and provided in the plurality of chips.
- the plurality of chips may be integrated in one device, or may be distributed and provided in the plurality of devices.
- the first mode is a display method, which includes an acquisition step and a display step.
- the acquisition step is a step of acquiring a congestion degree determined based on radio wave intensity for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium.
- the displaying step is a step of displaying a congestion state based on congestion degrees of the plurality of specific frequency channels. According to this aspect, it is possible to set a frequency channel suitable for wireless communication.
- the second mode is based on the display method of the first mode.
- the display step performs a display recommending use of a specific frequency channel having the lowest congestion degree among the plurality of specific frequency channels. According to this aspect, it becomes easy to select an appropriate frequency channel for wireless communication.
- the third aspect is based on the display method of the first or second aspect.
- a display recommending use of a specific frequency channel having a congestion degree lower than a specified value and having the lowest congestion degree among the plurality of specific frequency channels is performed. According to this aspect, it becomes easy to set an appropriate frequency channel by wireless communication.
- the fourth mode is based on the display method of the third mode.
- the display step is a display recommending reacquisition of the respective congestion degrees of the plurality of specific frequency channels when none of the congestion degrees of the plurality of specific frequency channels is less than the specified value. I do. According to this aspect, it is possible to set an appropriate frequency channel by wireless communication.
- the fifth aspect is based on any one display method of the first to fourth aspects.
- the display step updates the congestion status of the specific frequency channel for which the congestion degree is acquired in the acquisition step, every time the congestion degree is acquired in the acquisition step. According to this aspect, it is possible to set an appropriate frequency channel by wireless communication without waiting for the completion of the acquisition of the congestion degree.
- the sixth aspect is based on any one display method of the first to fifth aspects.
- the congestion degree is determined by the congestion rate obtained from the radio wave intensity. According to this aspect, it is possible to set an appropriate frequency channel by wireless communication.
- the seventh aspect is based on the display method of the sixth aspect.
- the congestion status includes a representative value of one or more congestion rates at one or more points for each of the plurality of specific frequency channels. According to this aspect, it is possible to set an appropriate frequency channel by wireless communication.
- the eighth aspect is based on the display method of the sixth aspect.
- the congestion status includes representative values of a plurality of congestion rates at the same point for each of the plurality of specific frequency channels. According to this aspect, it is possible to set an appropriate frequency channel by wireless communication.
- the ninth aspect is based on the display method of the sixth aspect.
- the congestion status includes representative values of a plurality of congestion rates obtained for a plurality of different points for each of the plurality of specific frequency channels. According to this aspect, it is possible to set an appropriate frequency channel by wireless communication.
- the 10th aspect is based on any one display method of the 7th to 9th aspects.
- the representative value is the highest value. According to this aspect, it is possible to set an appropriate frequency channel by wireless communication.
- the 11th aspect is based on any one display method of the 6th to 10th aspects.
- the congestion rate is represented by a rate at which the radio field intensity is equal to or higher than a threshold value when the radio field intensity is measured a plurality of times. According to this aspect, it is possible to set an appropriate frequency channel by wireless communication.
- the twelfth aspect is a program for causing one or more processors to execute the display method according to any one of the first to eleventh aspects. According to this aspect, it is possible to set a frequency channel suitable for wireless communication.
- a thirteenth aspect is a display device (20) including an acquisition unit (F21) and a display unit (F22).
- the acquisition unit (F21) acquires, for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium, a congestion degree determined based on a radio wave intensity. Is composed of.
- the display unit (F22) is configured to display the congestion status based on the congestion levels of the plurality of specific frequency channels. According to this aspect, it is possible to set a frequency channel suitable for wireless communication.
- a fourteenth aspect is a measuring device (30), which includes a measuring unit (F31) and a determining unit (F32).
- the measurement unit (F31) is configured to measure the radio wave intensity for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium.
- the determining unit (F32) is configured to determine a congestion degree for each of the plurality of specific frequency channels based on the radio field intensity. According to this aspect, it is possible to set a frequency channel suitable for wireless communication.
- a fifteenth aspect is a measurement display system (10), which includes a measurement unit (F31), a determination unit (F32), and a display unit (F22).
- the measurement unit (F31) is configured to measure the radio wave intensity for each of a plurality of specific frequency channels included in a plurality of frequency channels used for wireless communication using radio waves as a medium.
- the determining unit (F32) is configured to determine a congestion degree for each of the plurality of specific frequency channels based on the radio field intensity.
- the display unit (F22) is configured to display the congestion status based on the congestion levels of the plurality of specific frequency channels. According to this aspect, it is possible to set a frequency channel suitable for wireless communication.
- measurement display system 20 display device 30 measurement device F21 acquisition unit F22 display unit F31 measurement unit F32 determination unit
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
1.1 概要
図1は、一実施形態の表示方法を実行する計測表示システム10を示す。本実施形態の表示方法は、取得ステップと、表示ステップとを含む。取得ステップは、電波を媒体とする無線通信に利用される複数の周波数チャネルに含まれる複数の特定の周波数チャネルのそれぞれについて、電波強度に基づいて決定される混雑度を取得するステップである。表示ステップは、複数の特定の周波数チャネルのそれぞれの混雑度に基づいて混雑状況を表示するステップである。計測表示システム10は、表示方法を実行することによって、図2に示すような表示画面P10を表示する。表示画面P10では、表示領域R21~R26及び表示領域R31~R36に混雑状況が表示されている。
以下、本実施形態の表示方法について更に詳細に説明する。本実施形態の表示方法は、図1に示す、計測表示システム10によって実行される。計測表示システム10は、電波を媒体とする無線通信を行う無線通信システムの設置の際に利用され得る。特に、計測表示システム10は、無線通信システムの設置を予定している場所において、無線通信システムが利用するのに適した周波数チャネルを決定するために利用され得る。
以下、計測表示システム10の動作について図9を参照して簡単に説明する。
以上述べた表示装置20は、取得部F21と、表示部F22とを備える。取得部F21は、電波を媒体とする無線通信に利用される複数の周波数チャネルに含まれる複数の特定の周波数チャネルのそれぞれについて、電波強度に基づいて決定される混雑度を取得するように構成される。表示部F22は、複数の特定の周波数チャネルのそれぞれの混雑度に基づいて混雑状況を表示するように構成される。この表示装置20によれば、無線通信に適切な周波数チャネルの設定が可能になる。
本開示の実施形態は、上記実施形態に限定されない。上記実施形態は、本開示の目的を達成できれば、設計等に応じて種々の変更が可能である。以下に、上記実施形態の変形例を列挙する。
上記実施形態及び変形例から明らかなように、本開示は、下記の態様を含む。以下では、実施形態との対応関係を明示するためだけに、符号を括弧付きで付している。
20 表示装置
30 計測装置
F21 取得部
F22 表示部
F31 計測部
F32 決定部
Claims (15)
- 電波を媒体とする無線通信に利用される複数の周波数チャネルに含まれる複数の特定の周波数チャネルのそれぞれについて、電波強度に基づいて決定される混雑度を取得する取得ステップと、
前記複数の特定の周波数チャネルのそれぞれの混雑度に基づいて混雑状況を表示する表示ステップと、
を含む、
表示方法。 - 前記表示ステップは、前記複数の特定の周波数チャネルのうち混雑度が最も低い特定の周波数チャネルの使用を推奨する表示を行う、
請求項1の表示方法。 - 前記表示ステップは、前記複数の特定の周波数チャネルのうち、混雑度が規定値未満であり、かつ混雑度が最も低い特定の周波数チャネルの使用を推奨する表示を行う、
請求項1又は2の表示方法。 - 前記表示ステップは、前記複数の特定の周波数チャネルのいずれの混雑度も前記規定値未満でない場合、前記複数の特定の周波数チャネルのそれぞれの混雑度の再取得を推奨する表示を行う、
請求項3の表示方法。 - 前記表示ステップは、前記取得ステップで混雑度が取得される毎に、前記取得ステップで混雑度が取得された特定の周波数チャネルの混雑状況を更新する、
請求項1~4のいずれか一つの表示方法。 - 前記複数の特定の周波数チャネルのそれぞれについて、前記混雑度は、電波強度から求められる混雑率により決定される、
請求項1~5のいずれか一つの表示方法。 - 前記混雑状況は、前記複数の特定の周波数チャネルのそれぞれについて、1以上の地点での1以上の混雑率の代表値を含む、
請求項6の表示方法。 - 前記混雑状況は、前記複数の特定の周波数チャネルのそれぞれについて、同一の地点での複数の混雑率の代表値を含む、
請求項6の表示方法。 - 前記混雑状況は、前記複数の特定の周波数チャネルのそれぞれについて、異なる複数の地点について求められた複数の混雑率の代表値を含む、
請求項6の表示方法。 - 前記代表値は、最高値である、
請求項7~9のいずれか一つの表示方法。 - 前記混雑率は、電波強度を複数回計測した場合における、電波強度が閾値以上となった割合で表される、
請求項6~10のいずれか一つの表示方法。 - 1以上のプロセッサに、請求項1~11のいずれか一つの表示方法を実行させるための、
プログラム。 - 電波を媒体とする無線通信に利用される複数の周波数チャネルに含まれる複数の特定の周波数チャネルのそれぞれについて、電波強度に基づいて決定される混雑度を取得する取得部と、
前記複数の特定の周波数チャネルのそれぞれの混雑度に基づいて混雑状況を表示する表示部と、
を備える、
表示装置。 - 電波を媒体とする無線通信に利用される複数の周波数チャネルに含まれる複数の特定の周波数チャネルのそれぞれについて、電波強度を計測する計測部と、
前記複数の特定の周波数チャネルのそれぞれについて、電波強度に基づいて混雑度を決定する決定部と、
を備える、
計測装置。 - 電波を媒体とする無線通信に利用される複数の周波数チャネルに含まれる複数の特定の周波数チャネルのそれぞれについて、電波強度を計測する計測部と、
前記複数の特定の周波数チャネルのそれぞれについて、電波強度に基づいて混雑度を決定する決定部と、
前記複数の特定の周波数チャネルのそれぞれの混雑度に基づいて混雑状況を表示する表示部と、
を備える、
計測表示システム。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020217012366A KR102481572B1 (ko) | 2018-11-09 | 2019-10-17 | 표시 방법, 프로그램, 표시 장치, 계측 장치, 및, 계측 표시 시스템 |
JP2020556726A JP7199040B2 (ja) | 2018-11-09 | 2019-10-17 | 表示方法、プログラム、表示装置、計測装置、及び、計測表示システム |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018211838 | 2018-11-09 | ||
JP2018-211838 | 2018-11-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2020095646A1 true WO2020095646A1 (ja) | 2020-05-14 |
Family
ID=70611268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2019/040854 WO2020095646A1 (ja) | 2018-11-09 | 2019-10-17 | 表示方法、プログラム、表示装置、計測装置、及び、計測表示システム |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP7199040B2 (ja) |
KR (1) | KR102481572B1 (ja) |
WO (1) | WO2020095646A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0818479A (ja) * | 1994-07-04 | 1996-01-19 | Casio Comput Co Ltd | 送受信装置 |
JP2005192079A (ja) * | 2003-12-26 | 2005-07-14 | Toshiba Corp | 無線通信装置及び無線環境監視方法 |
WO2010113306A1 (ja) * | 2009-04-02 | 2010-10-07 | ホーチキ株式会社 | 無線防災ノード及び無線防災システム |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6327023B2 (ja) * | 2014-07-04 | 2018-05-23 | 株式会社バッファロー | 通信チャンネル選択装置、通信チャンネル選択方法、及び通信チャンネル選択プログラム |
JP6745473B2 (ja) | 2016-03-10 | 2020-08-26 | パナソニックIpマネジメント株式会社 | 照明システム、端末装置及び照明システムの設定方法 |
-
2019
- 2019-10-17 JP JP2020556726A patent/JP7199040B2/ja active Active
- 2019-10-17 KR KR1020217012366A patent/KR102481572B1/ko active IP Right Grant
- 2019-10-17 WO PCT/JP2019/040854 patent/WO2020095646A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0818479A (ja) * | 1994-07-04 | 1996-01-19 | Casio Comput Co Ltd | 送受信装置 |
JP2005192079A (ja) * | 2003-12-26 | 2005-07-14 | Toshiba Corp | 無線通信装置及び無線環境監視方法 |
WO2010113306A1 (ja) * | 2009-04-02 | 2010-10-07 | ホーチキ株式会社 | 無線防災ノード及び無線防災システム |
Also Published As
Publication number | Publication date |
---|---|
JP7199040B2 (ja) | 2023-01-05 |
KR102481572B1 (ko) | 2022-12-26 |
TW202106042A (zh) | 2021-02-01 |
JPWO2020095646A1 (ja) | 2021-09-30 |
KR20210064335A (ko) | 2021-06-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3007369B1 (en) | Method, device and system of prompting communication event | |
JP5960184B2 (ja) | 通信システム、制御装置、サーバ装置、制御方法、および情報処理方法 | |
US20160157315A1 (en) | Coordinated wearable lighting system | |
CN105222782A (zh) | 一种路线推荐方法及移动终端 | |
US10211666B2 (en) | Electronic device and method of wireless power transfer therefor | |
US9848077B2 (en) | Electronic device having multiple subscriber identity modules and method therefor | |
US20150242076A1 (en) | Method of editing one or more objects and apparatus for same | |
US9681258B2 (en) | Radio communication apparatus, radio communication method, computer-readable medium, slave device, and master device | |
JP2011239013A (ja) | 無線通信装置管理方法及び無線通信装置 | |
WO2020095646A1 (ja) | 表示方法、プログラム、表示装置、計測装置、及び、計測表示システム | |
TWI833832B (zh) | 顯示方法、程式、顯示裝置、計測裝置及計測顯示系統 | |
EP3439436A1 (en) | Control content management system, power control system, control content management method, and program | |
US8832341B2 (en) | Dynamically determining a primary or slave assignment based on receiving a power signal from the cable at the port of a device | |
JP6717200B2 (ja) | 電力制御システム、電力管理装置、電力監視制御装置、電力制御方法及びそのためのプログラム | |
JP7345100B2 (ja) | 位置推定装置、位置推定システム、及び、位置推定方法 | |
JP7134838B2 (ja) | 制御端末装置、再接続方法、及び再接続プログラム | |
JP6799806B2 (ja) | 機器制御システム、プログラム、及び機器制御方法 | |
WO2021024886A1 (ja) | 位置推定装置、位置推定システム、及び、位置推定方法 | |
JP6687430B2 (ja) | デバイス制御装置、デバイス制御方法及びデバイス動作内容取得方法 | |
JP2019196865A (ja) | 表示方法、表示プログラム、表示システム | |
JP2022131725A (ja) | スペース利用管理システム、スペース利用管理方法、プログラム及び機器 | |
JP6419203B2 (ja) | 管理装置、管理システム、プログラムおよび記録媒体 | |
CN117992423A (zh) | 数据迁移的方法和终端设备 | |
JP2016181839A (ja) | 表示制御プログラム、表示制御システム及び表示制御方法 | |
JP6450232B2 (ja) | データ送信装置、表示システム、及びコンピュータプログラム |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 19882885 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 20217012366 Country of ref document: KR Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 2020556726 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 19882885 Country of ref document: EP Kind code of ref document: A1 |