Method and apparatus for lighting network access initialization

Abstract

A method (100) and apparatus (105) are provided for network access initialization of a lighting system (110) arranged in an indoor space (120), wherein the lighting system comprises a plurality of light sources (130a-e). The method comprises the following steps: iteratively defining a position Pi in an indoor space; setting an intensity level Ii of the at least one light source in the subspace Si comprising the position Pi to an intensity level value; measuring the light intensity I in the position P ; and recording the relationship between the measured light intensity ILi at the position Pi and the measured light intensity IL-1 at the position Pi-1 in a path register (150). The method further comprises the step of creating a navigation path (160) in the indoor space based on the path register.

Description

Technical Field

[0001] The present invention generally relates to lighting network initialization. More specifically, the present invention relates to a method and apparatus for automatic network initialization of a light source. Background Art

[0002] The network initialization of the lighting system covers the control of the light sources of such a system. For example, the network initialization may include grouping the light sources, setting the light intensity of the light sources, and letting the lighting system and / or the light system controller know the addresses of different light sources.

[0003] Network initialization of indoor lighting systems for offices, industries, etc. may be relatively complex, especially for relatively large lighting systems including many light sources. The process of network initialization of a lighting system is not simple and multiple parameters may be considered to provide a feasible solution. Parameters that may need to be considered are the lighting system (which includes, for example, luminaires, sensors, controllers, gateways, software clients, software servers, etc.), the physical space of the place where the lighting system is to be initialized, knowledge of the field / space for accurate results and calibration, etc. Due to the multiple parameters, the process may be complex and / or cumbersome. As a result, this may lead to errors and / or a negative impact on the energy saving of the installed lighting system.

[0004] Furthermore, it should be noted that manual network initialization performed by one or more operators may even further contribute to the complexity and / or labor-intensiveness of the process.

[0005] Therefore, an object of the present invention is to provide an automatic network entry initialization method or process that can reduce the complexity associated with the time and / or effort used for network entry initialization.

[0006] US2021 / 112647 A1 discloses a lighting system, which includes an angle-varying light emitting device (AVLED), the angle-varying light emitting device including one or more light sources, the AVLED operable to individually adjust the luminous flux output from the one or more light sources into different angular partitions in an environment; and a light sensor positioned to receive light from the environment, wherein the light from the angle-varying light emitting device is cycled to emit the luminous flux into different angular partitions at different time periods, the light sensor is synchronized to capture first information related to light from the luminous flux reflected from the environment at different time periods, and the angle-varying light emitting device adjusts the luminous flux output in different angular partitions based on an analysis of the first information received by the light sensor. The light sensor may be an imager, and the AVLED may include a micro-LED array. Summary of the invention

[0007] It is of interest to provide an automatic method or process for initializing the onboarding of a lighting system which is convenient, uncomplicated, and efficient in terms of time and / or cost. This and other objects are achieved by providing a method and an apparatus having the features of the independent claims. Preferred embodiments are defined in the dependent claims.

[0008] Therefore, according to a first aspect of the present invention, a method for initializing network access of a lighting system arranged in an indoor space is provided, wherein the lighting system includes a plurality of light sources. The method includes the step of defining a position P0 in the indoor space. The method also includes the following steps: defining a subspace S0 of the indoor space including the position P0, wherein the subspace S0 includes at least one light source among the plurality of light sources. The method also includes the following steps: setting an intensity level I0 of at least one light source in the subspace S0 to an intensity level value, and measuring the light intensity I0 in the position P0. L0 The method further comprises the following steps: defining a position P in the indoor space in an iterative manner from i=1, 2, ... to n i ; Definition includes position P i The subspace S of the interior space i , where the subspace S i including at least one light source among a plurality of light sources; subspace S i The intensity level I of at least one light source in i Set to intensity level value; measure position P i The light intensity I Li ; and position P i The measured light intensity I Li and position P i-1 The measured light intensity I Li-1 The relationship between the two is recorded in a path register. The method also includes creating a navigation path in the indoor space based on the path register.

[0009] According to a second aspect of the present invention, there is provided a device for initializing network access to a lighting system arranged in an indoor space, wherein the lighting system includes a plurality of light sources. The device is configured to position itself in a position P0 in the indoor space, and determine a subspace S0 of the indoor space including the position P0, wherein the subspace S0 includes at least one light source of the plurality of light sources. The device is also configured to set an intensity level I0 of at least one light source in the subspace S0 to an intensity level value, and measure the light intensity I0 in the position P0. L0 The device is also configured to locate itself at position P in the indoor space in an iterative manner from i=1, 2, ... to n. i In; determine including position P i The subspace S of the interior space i , where the subspace Si including at least one light source among a plurality of light sources; subspace S i The intensity level I of at least one light source in i Set to a randomly selected intensity level value; measure position P i The light intensity I Li ; and position P i The measured light intensity I Li and position P i-1 The measured light intensity I Li-1 The relationship between the two is recorded in the path register. The device is also configured to navigate in the indoor space based on the path register.

[0010] The invention is therefore based on the idea of ​​providing an automatic initialization of light sources in a lighting system, wherein the light intensities of the respective light sources are set and measured in an iterative manner. A navigation path or "heat map" of the indoor space is created for navigation within the indoor space by recording the relationship between the measured light intensities in a path register for the purpose of maintenance, light source replacement, etc.

[0011] The advantage of the present invention is that the method means to automatically initialize the network of indoor spaces or areas in a convenient and efficient manner. It should be noted that the network initialization of the lighting system manually performed by one or more operators may be complex and / or labor-intensive, and the method of the present invention overcomes these problems.

[0012] A further advantage of the present invention is that the method effectively provides or creates a navigation path or "heat map" based on the measured lighting, so that the navigation path or "heat map" can be used (for example, by the device of the second aspect of the present invention) for navigation in an indoor space. For example, via a navigation path associated with the logical position of the light source, the device can navigate in the indoor space for maintenance purposes (for example, for replacing one of a plurality of light sources) and / or for network initialization purposes as described above.

[0013] A method for initializing network access for a lighting system arranged in an indoor space is provided. "Indoor space" here basically means any indoor space, such as a room, home, office, museum, store, etc. The lighting system includes a plurality of light sources. It will be appreciated that the light source can be any kind of light source, for example including one of a plurality of light emitting diodes (LEDs). The method comprises the following steps: defining or determining a position P0 in the indoor space, i.e., an (initial or starting) position, and defining a subspace S0 of the indoor space including the position P0. "Subspace" here means a three-dimensional (3D) (sub)space in the indoor space. Subspace S0 includes at least one light source among a plurality of light sources. Therefore, subspace S0 is defined or determined such that it includes one or more light sources. The method comprises setting an intensity level I0 of at least one light source in subspace S0 to an intensity level value. Therefore, (one or more) light sources are set to the corresponding (individual) intensity level value of (one or more) light sources in subspace S0 or to a common intensity level value. Individual intensity light values ​​or common intensity level values ​​may be different relative to each other. The method also comprises measuring the light intensity I0 in position P0. L0 The method also includes executing steps in an iterative manner from i=1, 2, ... to n, i.e. iterating a number of steps n times in an iterative scheme or "loop", which includes: defining a position P in the indoor space i ; Definition includes position P i The subspace S of the interior space i , where the subspace S i including at least one light source among a plurality of light sources; subspace S i The intensity level I of at least one light source in i Set to the intensity level value; and measure the position P i The light intensity I Li In addition, within an iterative scheme or "loop" of the method, the method further includes placing at position P i The measured light intensity I Li and position P i-1 The measured light intensity I Li-1 The spatial relationship between them is recorded in the path register. The term "relationship" here means that at position P i The measured light intensity I Li and position P i-1 The measured light intensity I Li-1 Any kind of relationship, function, correspondence, etc. between the positions P and P. For example, a relationship based on light intensity may in turn be a function and / or based on one or more parameters other than light intensity, such as angle(s) with respect to the light source(s), the shape of the subspace and / or the indoor space, etc. A spatial relationship may include i The measured light intensity I Liand at position P i-1 The measured light intensity I Li-1 In a simple example, the position P i The measured light intensity I Li Can be located at position P i-1 The measured light intensity I Li-1 In another advanced embodiment, the spatial relationship may include the position P i and P i-1 In one example, the spatial relationship includes the position P i Relative to position P i-1 relative position.

[0014] The method records and / or saves (one or more) light intensity relationships to a path register, which can be provided essentially anywhere (on a server, device, etc.). The method also includes creating a navigation path in the indoor space based on the path register. The term "navigation path" here means any path, map, etc. that can be used for navigation or orientation purposes. According to an alternative definition, a "navigation path" can constitute a "heat map" and / or map as a function of lighting intensity. Once the method has created a navigation path, it can be used for different purposes. For example, the navigation path can be used for navigation or orientation within the indoor space for the purposes of maintenance, light source replacement, etc.

[0015] According to an embodiment of the present invention, an intensity level I of at least one light source is set. i The steps may include converting the subspace S i The intensity level I of at least one light source in i The advantage of this embodiment is that it can avoid setting the intensity level I of the light source. i Provide any complexity of scheduled plans, forms, etc.

[0016] According to an embodiment of the present invention, the method may iteratively perform its steps until the intensity level I of each of the plurality of light sources has been set respectively. i Thus, the method may continue its iterative network initialization operations until all light sources of the lighting system have been set to their respective intensity levels I i The advantage of this embodiment is that it ensures the complete network initialization operation of the entire lighting system.

[0017] According to an embodiment of the present invention, the position P of the indoor space i At floor level in the indoor space. Therefore, the corresponding light intensity I is measured therein Li Position P iProvided at floor level in interior spaces.

[0018] According to an embodiment of the present invention, when setting the intensity level I of at least one light source, i Before, one of the following is satisfied: turning off at least one light source; and setting at least one light source to a predetermined intensity level I P In other words, before the network initialization operation, one or more light sources may be turned off or set to a predetermined intensity level I P .

[0019] According to an embodiment of the present invention, the device may be configured to convert the subspace S i The intensity level I of at least one light source in i Set to a randomly selected intensity level value.

[0020] According to an embodiment of the present invention, the device can set the intensity level I of each of the plurality of light sources. i Thus, the device can continue its initialization operation within the indoor space until all light sources of the lighting system have been set to their corresponding intensity levels I i The advantage of this embodiment is that the device ensures the complete network initialization operation of the entire lighting system.

[0021] According to an embodiment of the present invention, the device may include a path register and a processor communicatively coupled to the path register, and the device is further configured to navigate in an indoor space based on the path register via the processor. The advantage of this embodiment is that by including the path register itself, the device can independently perform network entry initialization and / or navigation.

[0022] According to an embodiment of the present invention, the device may include a device configured to measure the light intensity I Li In other words, the device may include at least one of at least one light sensor, at least one camera, and at least one interface configured to measure the light intensity I Li The advantage of this embodiment is that (one or more) sensors, (one or more) cameras and / or (one or more) interfaces can conveniently measure the light intensity I in the indoor space. Li .

[0023] According to an embodiment of the present invention, the device may include at least one interface configured to set the subspace S i The intensity level I of at least one light source in i For example, the interface(s) may be configured to set the intensity level I iThe advantage of this embodiment is that the device can conveniently and effectively set the light source intensity level I i .

[0024] According to an embodiment of the present invention, the device comprises a wheel set and a drive unit coupled to the wheel set, whereby the device is configured to position itself in an indoor space via the wheels and the drive unit. The advantage of this embodiment is that the device can be easily moved on the floor of the indoor space and perform network initialization of the lighting system.

[0025] According to an embodiment of the present invention, a network entry initialization arrangement is provided, which includes a lighting system arranged in an indoor space, wherein the lighting system includes a plurality of light sources and a device according to any one of the above embodiments.

[0026] According to an embodiment of the present invention, the network initialization arrangement may further include a wireless communication system, wherein the device is connected to the wireless communication system. The advantage of this embodiment is that the device can effectively communicate with the wireless communication system and / or communicate via the wireless communication system for any information transmission. For example, the device can be connected to the Internet via the wireless communication system. In addition, the device can save data and / or access data related to the path register and / or the recorded path via the wireless communication system.

[0027] Further objectives, features and advantages of the present invention will become apparent when studying the following detailed disclosure, the drawings and the appended claims.Those skilled in the art will realize that different features of the present invention can be combined to create embodiments other than those described in the following. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] This and other aspects of the present invention will now be described in more detail, with reference to the appended drawings showing embodiment(s) of the invention.

[0029] Figure 1 The method for initializing network access to a lighting system according to an exemplary embodiment of the present invention is schematically shown.

[0030] Figure 2 and Figure 3 A device for initializing network access to a lighting system according to an exemplary embodiment of the present invention is schematically disclosed, and

[0031] Figure 4 A network entry initialization arrangement according to an exemplary embodiment of the present invention is schematically shown. DETAILED DESCRIPTION

[0032] Figure 1A method 100 for initializing network access of a lighting system 110 arranged in an indoor space 120 according to an exemplary embodiment of the present invention is schematically shown. The indoor space 120 can be substantially any space, such as a home, an office, a store, an industrial site, a museum, etc. In addition, the indoor space 120 can have substantially any shape with respect to ceiling height, (one or more) islands, etc. The lighting system 110 arranged in the indoor space 120 includes a plurality of light sources 130a-e. The size, shape, positioning and / or number of the light sources 130a-e are arbitrary. Figure 1 , the light sources 130 a - e are illustrated as being disposed in the ceiling of the indoor space 120 .

[0033] The method 100 includes the step of defining a position P0 in the indoor space 120. The method 100 also includes the step of defining a subspace S0 of the indoor space 120 including the position P0, wherein the subspace S0 includes at least one light source 130a of the plurality of light sources 130a-e. The definition or determination of the subspace S0 can be performed in different ways. For example, a (predetermined) radius can be determined based on the position P0 in order to define the subspace S0. Here, the (initial) subspace S0 is defined as a parallelepiped, and it is illustrated that the subspace S0 includes a (single) light source 130a.

[0034] The method 100 further comprises the steps of setting the intensity level I0 of the (at least one) light source 130a in the subspace S0 to an intensity level value, and measuring the light intensity I0 in the position P0. L0 Therefore, this can be interpreted as an initial step or part of the network initialization of method 100. Method 100 also includes executing steps in an iterative manner from i=1, 2, ... to n, which include: defining a position P in the indoor space i And the definition includes the position P i The subspace S of the indoor space 120 i , where the subspace S i At least one of the plurality of light sources 130a-e is included; the subspace S i The intensity level I of at least one light source in i is set to the intensity level value; and the measurement position P i The light intensity I Li For example, define position P i The step may include defining a random position P in the indoor space 120 i .like Figure 1 As illustrated in FIG. 1 , the steps include: defining a subspace S1 of the indoor space 120 including the position P1, wherein the subspace S1 includes the light source 130a; setting the intensity level I1 of the light source 130a in the subspace S1 to the intensity level value; and measuring the light intensity I1 in the position P1.L1 . Set the intensity level I of at least one light source i The steps may include converting the subspace S i The intensity level I of at least one of the light sources 130a-e i is set to a randomly selected intensity level value. Alternatively, the subspace S can be performed according to a predetermined scheme. i The intensity level I of at least one light source in i For example, the intensity level I of the light source(s) 130a-e may be i It may be set to a predetermined percentage or level of maximum output, for example 50%.

[0035] Therefore, by following Figure 1 In the example of FIG. 100 , subspaces S2 and S3 (including positions P2 and P3) are defined, wherein the corresponding light source 130c of subspace S2 and the corresponding light sources 130d and 130e of subspace S3 are set to intensity levels I2, I3, and I4, respectively. This iterative feature of method 100 can be performed until the intensity level I of each of the plurality of light sources 130a-e has been set, respectively. i Alternatively, the number of iterations may be pre-set, ie, the number / integer n.

[0036] The method 100 further comprises the following steps: i The measured light intensity I Li and position P i-1 The measured light intensity I Li-1 The (spatial) relationship between the indoor space 120 is recorded to the path register 150. It will be appreciated that the path register 150 may be provided anywhere, such as on an (external) server. The method 100 further comprises creating a navigation path 160 in the indoor space 120 based on the path register 150.

[0037] Figure 2 Schematically shows a device 105 for initializing a lighting system 110 arranged in an indoor space 120, wherein the lighting system 110 includes a plurality of light sources 130. It will be appreciated that (the operation of) the device 105 has many advantages related to Figure 1 The common features of the method 100, and to enhance the understanding of the device 105, reference is made to Figure 1 and associated text. Figure 2The device 105 in is exemplified as a self-propelled unit, a robot, etc., which includes a wheel set and a drive unit coupled to the wheel set, whereby the device is configured to position itself in the indoor space via the wheels and the drive unit. The device 105 is configured to position itself in a position P0 in the indoor space, determine a subspace S0 of the indoor space including the position P0, wherein the subspace S0 includes at least one light source 130a from the plurality of light sources. The device 105 is also configured to set an intensity level I0 of at least one light source in the subspace S0 to an intensity level value, and measure the light intensity I0 in the position P0. L0 The device 105 may include a device configured to measure the light intensity I L0 (one or more) light sensors, (one or more) cameras, (one or more) interfaces, etc. The device 105 is also configured to: locate itself at a position P in the indoor space 120 in an iterative manner from i=1, 2, ... to n i In; determine including position P i The subspace S of the indoor space 120 i , where the subspace S i including at least one light source among a plurality of light sources; subspace S i The intensity level I of at least one light source in i Set to a randomly selected intensity level value; measure position P i The light intensity I Li .like Figure 2 As illustrated in FIG. 1 , the device 105 is configured to: position itself in positions P1, P2, P3; define subspaces S1, S2, S3 of the indoor space 120 including the corresponding positions P1, P2, P3, wherein the subspaces S1, S2, S3 include light sources 130a, 130b, 130c and 130d, 130e, respectively; set intensity levels I1-I4 of the light sources 130a-e; and measure the light intensity I1 in the positions P1-P3. L1 -I L3 The device 105 is also configured to convert the position P i The measured light intensity I Li and position P i-1 The measured light intensity I Li-1 The relationship between the subspace S and the indoor space 120 is recorded in the path register 150, and the device 150 navigates in the indoor space 120 based on the path register 150. For example, the device 150 can thereby navigate (return) to the (initial / starting) position P0 based on the path register 150. According to one embodiment, the device 105 may include the path register 150 and a processor communicatively coupled to the path register, whereby the device 105 is further configured to navigate in the indoor space 120 based on the path register 150. The device may include at least one interface 300, which is configured to convert the subspace Si The intensity level I of at least one light source in i Set to the selected intensity level value.

[0038] Figure 3 A device 105 for initializing a lighting system is schematically shown. It will be appreciated that the features of the device and its operation are described in detail in the following. Figure 2 and the associated text, and therefore for enhanced understanding, reference is made to Figure 2 The device 105 includes an interface 300 configured to convert the subspace S i The intensity level I of at least one light source in i Here, the interface 300 includes an infrared (IR) unit 300a, a Bluetooth low energy (BLE) unit 300b, and a Zigbee unit 300c, but it should be understood that the device 105 may include one of these multiple units as part of the interface 300. The device 105 also includes a unit or element 310, which includes a device configured to measure the light intensity I Li (one or more) optical sensors, (one or more) cameras and / or (one or more) interfaces. It will be appreciated that the interface 300 and the unit or element 310 can be integrated with each other and / or connected to each other. The device 105 also includes software 320 and an Ethernet unit 330 for operation and / or communication purposes of the device 105. The device 105 also includes a path register 150, which includes a (storage) location P i The measured light intensity I Li .

[0039] Figure 4 The network initialization arrangement 500 according to an exemplary embodiment of the present invention is schematically shown. The network initialization arrangement 500 comprises a lighting system 110 arranged in an indoor space 120, wherein the lighting system comprises a plurality of light sources 130a-e and a Figure 2 The device 105 performs network initialization with the lighting system 110 of the associated text. The network initialization arrangement 500 further includes a wireless communication system 510, wherein the device 105 is connected to the wireless communication system 510.

[0040] Those skilled in the art will recognize that the present invention is by no means limited to the preferred embodiments described above. On the contrary, many modifications and variations are possible within the scope of the appended claims. For example, one or more of the light sources 130a-e, the device 105, etc. may have shapes, sizes, and / or sizes different from those depicted / described.

Claims

1. A method (100) for creating a navigation path for navigating in an indoor space (120) based on measured lighting from a lighting system (110) arranged in the indoor space (120), wherein the lighting system comprises a plurality of light sources (130a-e), wherein the method comprises the following steps: Define a position P0 in the indoor space, defining a subspace S0 of the indoor space including the position P0, wherein the subspace S0 includes at least one light source among the plurality of light sources, setting the intensity level I0 of at least one light source in the subspace S0 to an intensity level value, Measure the light intensity I at the position P0 L0 , and in an iterative manner from i=1, 2, ... to n, - define the position P in the indoor space i , - definition includes the position P i The subspace S of the indoor space i , where the subspace S i comprising at least one other light source of the plurality of light sources, - The subspace S i The intensity level I of at least one light source in i Set to the intensity level value, - Measure the position P i The light intensity I Li ,as well as - Record the spatial relationship between the following into the path register (150) At position P i The measured light intensity I Li ,and At position P i-1 The measured light intensity I Li-1 , as well as - Creating a navigation path in the indoor space based on the path register (160).

2. The method according to claim 1, wherein the intensity level I of at least one light source is set i The step includes converting the subspace S i The intensity level I of at least one light source in i Set to a randomly selected intensity level value.

3. The method according to claim 1 or 2, further comprising: The steps of the method are iteratively performed until the intensity level I of each of the plurality of light sources has been set respectively. i .

4. The method according to any one of the preceding claims, wherein the position P in the indoor space i At floor level of said indoor space.

5. A method according to any one of the preceding claims, wherein When setting the intensity level I of the at least one light source i Before, one of the following is met: turning off the at least one light source, and The at least one light source is set to a predetermined intensity level I P .

6. A device (105) for creating a navigation path for navigating in an indoor space (120) based on measured lighting from a lighting system (110) arranged in the indoor space (120), wherein the lighting system comprises a plurality of light sources (130a-e), wherein the device is configured to: Position itself at position P0 in said indoor space, determining a subspace S0 of the indoor space including the position P0, wherein the subspace S0 includes at least one light source among the plurality of light sources, setting the intensity level I0 of at least one light source in the subspace S0 to an intensity level value, Measure the light intensity I at the position P0 L0 , and in an iterative manner from i=1, 2, ... to n, - Position itself at position P in the indoor space i middle, - Determine the position P i The subspace S of the indoor space i , where the subspace S i comprising at least one other light source of the plurality of light sources, - The subspace S i The intensity level I of at least one light source in i Set to the intensity level value, - Measure the position P i The light intensity I Li ,as well as - Record the spatial relationship between the following into the path register At position P i The measured light intensity I Li ,and At position P i-1 The measured light intensity I Li-1 , as well as - Navigating in the indoor space based on the path register.

7. The device according to claim 6, configured to convert the subspace S i The intensity level I of at least one light source in i Set to a randomly selected intensity level value.

8. The device according to claim 6 or 7, further configured to set the intensity level I of each of the plurality of light sources. i .

9. The device according to any one of claims 6 to 8, comprising: the path register, and a processor communicatively coupled to the path register; The device is also configured to Navigating in the indoor space based on the path register via the processor.

10. The device according to any one of claims 6 to 9, wherein the position P in the indoor space is i At floor level of said indoor space.

11. A device according to any one of claims 6 to 10, comprising a device configured to measure the light intensity I Li At least one of the following: at least one light sensor, At least one camera, and At least one interface.

12. The device according to any one of claims 6 to 11, comprising at least one interface (300), the at least one interface (300) being configured to set the subspace S i The intensity level I of at least one light source in i .

13. The device according to any one of claims 6 to 12, comprising: Wheel set, and a drive unit coupled to the wheel set, Thereby the device is configured to position itself in the indoor space via the wheels and the drive unit.

14. A network entry initialization arrangement (500), comprising: A lighting system (110) arranged in an indoor space (120), wherein the lighting system comprises a plurality of light sources (130a-e), and Apparatus according to any one of claims 6 to 13.

15. The network entry initialization arrangement according to claim 14, further comprising: a wireless communication system (510), wherein the device is connected to the wireless communication system.

Images