EP3154317A1 - Systeme d'eclairage maitre-esclave - Google Patents

Systeme d'eclairage maitre-esclave Download PDF

Info

Publication number
EP3154317A1
EP3154317A1 EP15189002.7A EP15189002A EP3154317A1 EP 3154317 A1 EP3154317 A1 EP 3154317A1 EP 15189002 A EP15189002 A EP 15189002A EP 3154317 A1 EP3154317 A1 EP 3154317A1
Authority
EP
European Patent Office
Prior art keywords
master
slave
control unit
light
brightness
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP15189002.7A
Other languages
German (de)
English (en)
Inventor
Hauke Günther
Claudius Dr. Noack
Oliver Segendorf
Bihui Xie
Heiko Zota
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ESYLUX GmbH
Original Assignee
ESYLUX GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ESYLUX GmbH filed Critical ESYLUX GmbH
Priority to EP15189002.7A priority Critical patent/EP3154317A1/fr
Publication of EP3154317A1 publication Critical patent/EP3154317A1/fr
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source

Definitions

  • the invention relates to a master light, a slave light, a system and a method.
  • Luminaires are basically known from the prior art.
  • a lamp is understood to mean an electric lamp.
  • a luminaire includes, for example, a housing and a lighting means which may be attached directly or indirectly to the housing.
  • a lamp is used to illuminate a room. This space may be, for example, an interior or an exterior space. In this case, the light is emitted to illuminate the space of the lamp of the lamp.
  • the brightness of a luminaire is controllable, for example by controlling the voltage with which a luminous means is supplied. Other control methods are known from the prior art, such as by means of a pulse width modulation.
  • lights are used to illuminate an interior.
  • Different areas of the room can be illuminated differently bright. For example, to illuminate one area of an interior more brightly than another area of the room, the luminaires associated with the first-mentioned area of the interior would be controlled to emit light of a higher luminous intensity from the associated luminaires than from the luminaires that illuminate the area are assigned to another area of the interior.
  • luminaires In order to control the light intensity or brightness emitted by a luminaire, luminaires are known from the prior art, which are formed on the one hand via an electrical power connection for connection to an electrical power source and on the other hand have a control terminal, which is designed to receive control signals , These control signals can be processed by the lamp such that the light intensity emitted by the lamp is adjusted on the basis of the received control signals.
  • the invention is therefore based on the object to provide at least one luminaire for a group of luminaires, wherein the installation effort for installing the group of luminaires is simplified. Furthermore, the invention could be based on the object to provide a method that allows easy installation of a group of lights.
  • a master light which has a master input terminal for connection to an electrical power source, a master light source, a master control unit, a Output terminal for connecting a slave lamp, a slave control unit and a control unit has.
  • the master control unit is electrically connected at least indirectly to the master input terminal and the master lamp.
  • the master control unit is configured to control power transmission from the master input terminal to the master lamp.
  • the slave controller is associated with the output port. It is the Slave control unit is at least indirectly electrically connected to the associated output terminal.
  • the slave control unit is also electrically connected to the master input terminal.
  • the slave control unit is configured to control power transmission from the master input terminal to the associated output terminal.
  • the control unit is designed to control the master control unit and the slave control unit.
  • the master control unit and the slave control unit are each formed controllable by the control unit.
  • the master input terminal may be formed, for example, by a junction box, a connector or by terminal screw terminals.
  • the master illuminant is preferably an electrical illuminant.
  • the master illuminant can have at least one electric light bulb, at least one fluorescent tube, at least one light-emitting diode (LED) and / or other electrical lighting elements.
  • the master illuminant may have a light source housing and / or a base plate in order to be able to be attached to a housing of the master light, for example.
  • the master control unit is used to control the master light source.
  • a power transmission from the master input terminal to the master lamp can be controlled.
  • Such control can take place in a stepwise, continuous and / or erratic manner.
  • the control in a particularly simple embodiment, for example, by an electrically controllable switch, such as a field effect transistor or a circuit arrangement of several Field effect transistors, be formed.
  • a current flow to the master illuminant, a voltage at the master illuminant, and / or time periods at which power is to be transmitted to the master illuminant may be controlled by the master control means.
  • the master control means is electrically connected at least indirectly to the master input terminal and at least indirectly to the master light source.
  • the master illuminant may be electrically connected directly to the master input terminal and / or directly to the master illuminant.
  • the master control unit is indirectly connected to the master input terminal.
  • a further unit may be arranged between the master input terminal and the master control unit, for example, be connected to a voltage transformation, a frequency filtering and / or serving for other purposes unit.
  • the master controller may be electrically connected to the master lamp electrically.
  • a unit for frequency filtering, in particular for noise suppression is also arranged.
  • the master control unit is designed to be controllable by the control unit.
  • the control unit can control the master control unit.
  • the control unit can control the power transmission from the master input terminal to the master lamp by means of the master control unit.
  • Controlling the power supply to the master illuminant may be used to control the light intensity of the light emitted by the master illuminant.
  • the control unit can therefore preferably control, at least indirectly, a light intensity of the light emitted by the master illuminant.
  • the master light also has an output port for connecting a slave light.
  • the output terminal of the master light can be connected, for example by means of an electrical line with a slave light.
  • one end of the electrical line can be electrically connected to the output terminal.
  • the other end of the electrical lead can be electrically connected to the slave light.
  • the output terminal is associated with a slave control unit for controlling power transmission from the master input terminal to the output terminal.
  • the slave control unit may be designed analogously to the master control unit, but the slave control unit is electrically connected at least indirectly to the associated output terminal and to the master input terminal. Thus, the slave control unit can be designed to steer the power transmission in a stepped, stepless and / or erratic manner.
  • the previous explanations regarding the possible embodiments and associated advantages of the master control unit are referred to by analogy.
  • the slave control unit is designed to be controllable by the control unit. Thus, the slave control unit can be controlled by the control unit.
  • the control unit is thus designed to control the master control unit and to control the slave control unit.
  • the control unit can control the master control unit and the slave control unit decoupled from each other.
  • control of the master control unit and the slave control unit takes place in a coupled manner.
  • the aforementioned master luminaire has the advantage that only one control unit is necessary for the master luminaire itself and for the slave luminaire, which can be connected to the output connection of the master luminaire.
  • This control unit may control the master control unit and the slave control unit for controlling power transmission to the master lamp and the slave lamp.
  • no additional control unit is required for controlling a power transmission to a slave lamp of the slave lamp.
  • the control of power transmission is controlled by the control unit of the master light. Therefore, the often cost-intensive components for controlling the power transmission to a lamp, namely the master light, can be concentrated. This reduces the cost of installing at least one master light and one slave light.
  • a method sequence for controlling an emitted light intensity on the master light and on the slave light can be determined by the control unit of the master light.
  • the slave light can be designed structurally simpler, which can significantly reduce the cost of an installation in an overall view.
  • An advantageous embodiment of the master light is characterized in that the master control unit and the slave control unit are designed as a common and / or integral control unit. This offers the advantage that the manufacturing costs and the manufacturing costs for the master control unit and the slave control unit can be reduced.
  • a further advantageous embodiment of the master light is distinguished by the fact that the control unit and at least one of the control units of the master light, ie the master control unit and / or the slave control unit, are jointly and / or integrally formed.
  • the production costs and the associated costs can hereby likewise be reduced.
  • a further advantageous embodiment of the master light is characterized in that the master light is designed as a ceiling light, in particular as a ceiling light with a rectangular or square base.
  • a further advantageous embodiment of the master light is characterized in that the master light has a housing.
  • the housing may have standard external dimensions of a ceiling light, especially for interiors.
  • the ceiling light can have a base with dimensions of 620mm x 620mm or 595mm x 595mm.
  • the control unit, the master control unit and / or the slave control unit can be arranged and / or fixed within the housing.
  • the master light can be attached to the housing of the master light.
  • a further advantageous embodiment of the master light is characterized in that the master light has at least one further output terminal for connecting a further slave light, wherein the master light for each further output terminal has a respective associated slave control unit, and wherein the control unit is designed to control the master control unit and the slave control units.
  • the above-described embodiment of the master light offers the advantage that the master light may have a plurality of output terminals for connecting a plurality of slave lights. The output terminals can be made the same.
  • the master light offers the advantage of having multiple slave control units may be provided for controlling the slave lights.
  • the slave control units can be controlled by the common control unit of the master light.
  • the control unit may be configured to control the power transmission to the master lamp and to each of the output terminals and each slave lamp, respectively.
  • control unit it is therefore possible to control not only the light intensity of the light emitted from the master lamp, but also a light intensity of the light emitted from each slave lamp.
  • a plurality of slave lights can be connected by means of electrical lines to the output terminals of the master light.
  • two, three, four and / or even more slave lights can be connected by means of electrical lines to the output terminals of the master light.
  • the power transmission from the master input terminal of the master lamp to both the master lamp and each of the three slave lamps can be done by means of Control unit and controlled by the control unit master control unit and slave control units are controlled.
  • the synergy effect becomes particularly clear.
  • the slave lights need no control unit and no control unit. Because their power is controlled by the control unit of the master light.
  • the slave lights can therefore be designed particularly simple. The combination of the master luminaire with the three slave luminaires thus reduces the complexity, which reduces production costs and production costs.
  • a further advantageous embodiment of the master luminaire is characterized in that the master luminaire has a master brightness sensor which is designed to detect a brightness in a main emission region of the master luminous means and to provide a brightness sensor signal to the master in the main radiation area of the master light source, wherein the master brightness sensor is signal connected to the control unit to transmit the master brightness sensor signal from the master brightness sensor to the control unit, and wherein the control unit is configured, the master control unit based at least of the master brightness sensor signal.
  • the master brightness sensor is formed by a light brightness sensor.
  • the master brightness sensor may be configured to detect the brightness of the light impinging on the master brightness sensor. By brightness is meant in particular the intensity of light.
  • the main emission region of the master illuminant may preferably be determined by a solid angle.
  • the master illuminant can be designed to emit light in a predetermined solid angle of the master luminaire, for example between 100 ° and 160 °.
  • a cone of light can arise with the aforementioned solid angle.
  • a luminous flux emanating from the master illuminant can be lower than in the center of the light cone.
  • the main emission area of the master luminaire can therefore be determined by the part of the solid angle of the master luminaire in which the associated luminous flux is at least 40%, 50% or 60% of a maximum luminous flux of the master luminaire.
  • the Daveabstrahl Club the master light for example, be between 30% and 60% of the solid angle of the master light in which the master light emits light.
  • the main emission area of the master luminaire is preferably aligned symmetrically and / or coaxially with the solid angle of the master luminaire.
  • the master brightness sensor is designed to detect a brightness in or at least in the main emission range of the master illuminant.
  • the master brightness sensor can be designed to detect a larger area, wherein the main emission area of the master illuminant is preferably included.
  • the aforementioned embodiment of the master luminaire has the advantage that the control unit can regulate the light intensity of the light emitted by the master illuminant in the sense of a closed control loop. Because the brightness sensor signal, the control unit, the information about the brightness in the main emission of the master light source is transmitted, so that the control unit based on the power transmission from the master input terminal to the master light source can be adjusted by controlling the master control unit. In principle, further signals, in particular sensor signals, and / or other values can be made available to the control unit in order to control the master control unit.
  • control unit can be designed to control and / or regulate the master control unit decoupled from the at least one slave control unit. If brightness is detected by the master brightness sensor, for example substantially exclusively in the main emission area of the master illuminant, the master control unit can be controlled and / or regulated in a particularly precise manner by the control unit on the basis of the master luminance sensor signal. Because an influence of light from other light sources, which is detected by the master brightness sensor, can be kept very low. This allows a particularly accurate brightness control in the main emission of the master light source.
  • a further advantageous embodiment of the master luminaire is distinguished by the fact that each output terminal is also designed to receive a slave brightness sensor signal, each output terminal being signal-connected to the control unit in order to transmit the slave brightness sensor signal from the respective output terminal to the control unit and wherein the control unit is configured to control each slave control unit based on the slave brightness sensor signal received from the associated output terminal.
  • This embodiment of the master light offers the advantage that each output terminal can be designed for bidirectional transmission. Each output terminal can thus have a double function.
  • each output terminal is designed for power transmission in the direction of a slave lamp and for signal transmission in an opposite direction.
  • each output terminal is designed as a junction box and / or as a connector.
  • each output terminal for example, in the manner of a standard socket, preferably as an RJ45 socket formed.
  • the dual function of each output terminal has the advantage that the design effort and the associated manufacturing costs can be kept very low.
  • the dual function of each output terminal reduces the installation effort of one group of luminaires with one master luminaire and at least one slave luminaire.
  • the master luminaire thus contributes to the reduction of the installation effort, which reduces the installation costs.
  • the slave brightness sensor signal may be provided by a slave brightness sensor of a slave lamp.
  • the slave brightness sensor signal can be a brightness in the Hauptabstrahl Scheme a slave light source of the slave light represent, which provides the associated slave brightness sensor signal.
  • the slave brightness sensor signal may represent a light intensity determined by the light received from the slave brightness sensor.
  • the main emission range of the slave light source of the slave light can preferably be determined by an associated solid angle.
  • the slave lighting means can be designed to emit light in a predetermined solid angle of the slave light, for example between 100 ° and 160 °.
  • a cone of light can arise with the aforementioned solid angle.
  • a luminous flux emanating from the slave illuminant can be lower than in the center of the light cone.
  • the main emission range of the slave lamp can therefore be determined by the part of the solid angle of the slave lamp in which the associated luminous flux is at least 40%, 50% or 60% of a maximum luminous flux of the slave lamp.
  • the Stilabstrahl Scheme the slave light for example, be between 30% and 60% of the solid angle of the slave light in which the slave light emits light.
  • theslavabstrahl Scheme the slave light is symmetrical and / or aligned coaxially with the solid angle of the slave light.
  • the slave brightness sensor of a slave light can be designed in such a way that the brightness is detected in a region to which the light of the slave light source of the respective slave light is radiated.
  • control unit is provided by a transmission of a slave brightness sensor signal, the necessary information about the brightness in the main emission of the slave light source available.
  • control unit is designed to control the slave control units.
  • the control unit is preferably designed such that each slave control unit is controlled on the basis of the received from the associated output terminal slave brightness sensor signal. For example, if the control unit provides a brightness sensor signal by means of an output terminal, the control unit may control the power transmission to the corresponding output terminal based on the slave brightness sensor signal. This allows the control unit to control the brightness of the corresponding slave light be formed emitted light.
  • a closed loop to a slave light Because by the feedback of the slave brightness sensor signal and the corresponding control of the power transmission can be formed by means of the control unit and a slave control unit, a closed loop to a slave light. If the master luminaire has a plurality of output connections and an associated slave control unit for each output connection, closed-loop control loops for brightness control can be formed simultaneously with several slave luminaires. It should be noted in this connection that the master luminaire is suitable for the formation of such control circuits. An advantage of the master light can therefore be the ability to form the plurality of control loops.
  • the control unit can preferably control and / or regulate the light intensity of the light emitted by the master illuminant decoupled from the light emitted by a slave illuminant of a slave luminaire. This applies analogously to the relationship with other slave lamps or slave lamps.
  • a further advantageous embodiment of the master light is characterized in that the control unit is given a desired brightness value and the control unit is designed to control the master control unit and the at least one slave control unit such that the master brightness sensor signal and the at least one slave brightness sensor signal are controlled to the desired brightness value.
  • the desired brightness value can be stored, for example, by a memory assigned to the control unit. If there is a difference between the desired brightness value and the master brightness sensor signal, the control unit may be designed to control the master control unit in such a way that the power transmission from the master input terminal to the master lamp is changed such that the master Brightness sensor signal corresponds to the target brightness sensor value at least after a transitional period.
  • each output terminal may be configured to receive a slave brightness sensor signal.
  • control unit may be configured to use a difference between the target brightness value and a brightness sensor signal receivable from an output terminal as a basis for controlling the associated slave control unit to transmit power from the master input terminal the corresponding one Adjust output terminal so that the slave brightness sensor signal corresponds to the target brightness sensor value at least after a transitional period.
  • control unit can be configured to control the master control unit and the at least one slave control unit decoupled from one another, so that the master brightness sensor signal and the at least one slave brightness sensor signal are decoupled from one another, ie preferably independently of one another.
  • Brightness value to be regulated it is possible that by means of the control unit, the brightness of the light emitted by the master light and the brightness of a light emitted by each slave light light are decoupled in each case decoupled to a desired brightness. This is particularly advantageous when external light influences affect the brightness in the main emission area of the master luminaire and / or in a main emission area of a slave luminaire.
  • the master light is located near a window, daylight may enter through the window into the main beam of the master light, which will affect the brightness in that area.
  • the power supply to the master luminaire can be reduced by the control unit so as not to illuminate the main emission area of the master luminaire too brightly.
  • Said power adjustment of the master light can preferably be carried out independently or decoupled from a power control of the slave lights by means of the control unit. Corresponding considerations can apply to each of the lights, including each of the slave lights.
  • a further advantageous embodiment of the master light is characterized in that the master light has a master signal input for receiving a reference signal, wherein the master signal input is technically connected to the control unit to transmit the reference signal to the control unit, and wherein the reference signal specifies at least the desired brightness value.
  • An advantage of this embodiment of the master luminaire is characterized in that the desired brightness value can be set and / or predetermined externally. Thus, the desired brightness value can be determined by transmitting the reference signal to the control unit from the outside.
  • the master signal input may be connected to a central home control unit, from which the desired brightness value can be set by means of a transmission of the reference signal from the home control unit to the control unit of the master light.
  • the control unit is assigned a memory unit, by means of which a nominal brightness value received by means of the reference signal can be stored in order to provide it for controlling the master brightness sensor signal and / or the at least one slave brightness sensor signal.
  • a preferred embodiment of the master luminaire is characterized in that the master luminaire has a voltage reduction unit for lowering a mains voltage provided by the master input terminal to an operating voltage for the master control unit and the at least slave control unit, wherein an input of the voltage reduction unit is electrically connected to the master input terminal, and wherein an output of the voltage drop unit is electrically connected to the master control unit and the at least slave control unit.
  • This embodiment of the master light offers the advantage that a lowering of the mains voltage to an operating voltage for the master light source and for the at least one slave light source of a slave light can be provided by the voltage reduction unit of the master light. Therefore, the slave lights do not each require a separate voltage reduction unit.
  • the operating voltage is lower than the mains voltage.
  • This is an electrical voltage.
  • the voltage reduction unit can be designed for example as a transformer power supply or a switching power supply.
  • the output of the voltage reduction unit can have a plurality of terminals, so that both the master control unit and the at least one slave control unit can be electrically connected to the output of the voltage reduction unit.
  • a further advantageous embodiment of the master light is characterized in that the operating voltage is a maximum of 50 V or 60 V.
  • the operating voltage is preferably the electrical voltage with which the master control unit and / or the slave control unit are fed.
  • the operating voltage can be regarded as the voltage with which the master lighting means, in particular maximum, is supplied and / or which is applied at the maximum to the at least one output terminal.
  • the operating voltage is a low voltage, which in a continuous contact for adults People is not life threatening.
  • a low voltage may be determined as an electrical voltage of up to 50V.
  • a low voltage can be determined as an electrical voltage of up to 60 V or up to 75 V.
  • the master light offers the particular advantage that the master light a connection base is created, which allows a safe installation of at least one, more preferably, however, a plurality of slave lights. Because the operating voltage is preferably a low voltage, which is considered safe for humans and animals.
  • the slave lights can be connected by means of electrical cables to the master light, without requiring a particularly high-quality insulation and / or specially trained personnel. Rather, the slave lights can already be connected to the master light with little technical knowledge, without it during the installation can lead to dangerous handling.
  • the control unit is designed to receive a remote control signal in order to set an operating mode of the control unit and / or at least one operating parameter of the control unit.
  • This embodiment of the master light offers the advantage that the control unit, in particular its operating mode and / or at least one of its operating parameters, can be controlled remotely.
  • the master signal input may be configured to receive the remote control signal.
  • the remote control signal can be transmitted to the control unit by means of the master signal input.
  • a further signal input may be provided, which is designed to receive the remote control signal and is technically connected to the control unit in order to transmit the remote control signal to the control unit.
  • the master light in particular the control unit, has a telemetry unit in order to receive the remote control signal telemetrically.
  • the Telemetry unit may be technically connected to the control unit to transmit the remote control signal to the control unit.
  • the telemetry unit may preferably be designed as a radio signal receiver.
  • a further advantageous embodiment of the master luminaire is characterized in that the master luminaire has a motion sensor for detecting a movement, at least in the main emission region of the master illuminant and for providing a motion sensor signal, wherein the motion sensor is signal-technically connected to the control unit Transmit motion sensor signal to the control unit, and wherein the control unit for controlling the master control unit and / or the at least one slave control unit is formed at least on the basis of the motion sensor signal to an electric power transmission to the master lamp and / or the at least one Disconnect or ensure output connection.
  • This refinement has the advantage that the master illuminant and / or the power transmission to the slave luminaires can be switched off or interrupted if no movement is registered in the main emission area of the master illuminant.
  • the movement sensor can preferably be designed as a presence sensor. Particularly preferably, the movement sensor is designed to detect a movement in a larger area than the main emission area of the master illuminant.
  • the motion sensor for detecting a movement for example, in a detection range with a solid angle of at least 120 °, 140 ° or 160 ° be formed. This refinement has the advantage that movements outside the main emission area of the master illuminant can also be detected.
  • a slave lamp which has a slave lamp, a slave input terminal and a slave brightness sensor.
  • the slave input terminal is designed to receive electrical power.
  • the slave input terminal is electrically connected to the slave lamp to transmit the electric power to the slave lamp.
  • the slave brightness sensor is configured to detect a brightness in a main emission area of the slave lamp.
  • the slave brightness sensor for providing a slave brightness sensor signal which represents the detected brightness in the main emission region of the at least one slave light source.
  • the slave brightness sensor is signal connected to the slave input terminal to transmit the slave brightness sensor signal to the slave input terminal.
  • the slave input terminal is configured to provide the slave brightness sensor signal.
  • a particular advantage of this slave light is the particularly simple, constructive design.
  • the slave lamp as such does not require a control unit or control unit.
  • the slave lamp can provide the sensor information, namely, for example, about the brightness in the main emission area of the slave illuminant, by means of the slave input terminal, so that the control tasks and / or control tasks are taken over by another unit, in particular the master luminaire explained above can.
  • Another advantage of the slave lamp is that the slave lamp does not require a voltage transformation unit. Rather, the slave input terminal may be electrically connected directly to the slave lamp to transmit electrical power to the slave lamp. If several slave lamps are provided, they can be electrically connected together with the slave input terminal. Then, the slave input terminal can transmit electric power to the plurality of slave lamps.
  • the slave input terminal is adapted to receive electric power and to provide a slave brightness sensor signal. This facilitates the installation of the slave light, in particular the installation of an electrical line connection, preferably to a master light.
  • the slave input terminal may be configured as a socket or as a connector. With regard to the connection socket, it may be further preferred that this is designed as a standard socket, in particular as an RJ45 socket.
  • the use of a standard socket offers the advantage that the manufacturing costs can be reduced. It is not necessarily provided that the intended for the standard socket occupancy of the individual electrical connection pins is realized. Rather, a preferred for the slave lamp selection of the assignment of the connection pins can be selected.
  • the slave lamp may be an electrical lamp.
  • the slave lamp may comprise an incandescent lamp, a halogen lamp, a fluorescent tube and / or at least one light-emitting diode (LED).
  • the slave lamp has a plurality of light-emitting diodes, which are preferably held and / or arranged on a holding element.
  • the slave lamp has a lamp housing.
  • the slave lamp may have a luminaire housing.
  • the slave lamp and / or the associated lamp housing can be attached to the lamp housing.
  • the slave input terminal in particular on a rear outer wall, be attached to the lamp housing.
  • An advantageous embodiment of the slave light is characterized in that the slave light as a ceiling light, in particular as a ceiling light with a rectangular or square base area is configured.
  • the luminaire housing may have standard external dimensions of a ceiling light, in particular for interiors.
  • the ceiling light can have a base with dimensions of 620mm x 620mm or 595mm x 595mm.
  • the master light and connectable to the output terminal of the master light slave light are grouped to illuminate a common area of a room, in particular an interior.
  • a light source voltage of the slave light source is a maximum of 50 V or 60 V.
  • the light source voltage of the slave light source is a low voltage, which is not life-threatening in a continuous contact for adult people.
  • the illuminant voltage can be determined by an electrical voltage of up to 50 V.
  • the lamp voltage can be determined by an electrical voltage of up to 60 V or 75 V.
  • the preferred limited allowed Light source voltage which is preferably provided due to the electrical connection directly from the slave input terminal, the installation of electrical wiring to the slave light without a particularly high level of qualification and / or training of the installing person.
  • the slave lamp with the limited lighting voltage is particularly easy to install.
  • the object mentioned is achieved by a system having a master lamp according to one of the aforementioned embodiments and having at least one slave lamp according to one of the aforementioned embodiments, wherein for each slave lamp an electrical line is provided, which electrically connects the slave input terminal of the respective slave lamp with an output terminal of the master lamp.
  • the system offers the advantage that the master luminaire of the system is designed to control the master luminaire itself as well as to control the at least one slave luminaire. For this purpose, the master light on the control unit.
  • the control unit is designed to control the master control unit and the at least one slave control unit.
  • the control unit By means of the control unit, therefore, the power transmission to the master illuminant can take place by controlling the master control unit and transmitting power to the at least one slave luminaire by controlling the at least one slave control unit.
  • the at least one slave light therefore requires neither a control unit nor a slave control unit.
  • the design complexity of at least one slave light can be reduced. If several slave lights are provided for the system, this offers an even further reduction of the design effort. In the synopsis of the system, which has the master light and preferably a plurality of slave lights, thus the entire design effort can be kept very low, which reduces the manufacturing cost.
  • the master output terminal and each slave input terminal may be respectively formed for bi-directional transmission of one-way electric power and signal transmission in an opposite direction.
  • This facilitates the installation of the system because of power transmission and signal transmission between a master light and a slave lamp not several electrical lines are necessary, but this is made possible via a common electrical line.
  • the system therefore also offers the advantage of a particularly simple installation, which reduces the installation costs.
  • a separate output connection is provided on the master luminaire for each slave luminaire. For example, if the system has three slave lights, the master light may have three output ports. An associated slave control unit may be provided for each of the output ports.
  • Each of the slave controllers may be configured to control power transfer from the master input terminal of the master lamp to the associated output terminal of the master lamp.
  • the slave control units are controlled by the (single) control unit. This control can be decoupled for the individual slave lights, so preferably each considered individually done.
  • a brightness sensor signal from the associated input terminal is provided by each slave lamp, which can be transmitted by means of the connected electrical line to the master lamp and then to the control unit. Based on the received brightness sensor signal, the indicator light can control power transmission to the slave lamp from which the control unit has received the brightness sensor signal. In other words, the brightness of the light emitted from a slave lamp can be controlled by the master lamp.
  • a preferred embodiment of the system is characterized in that each electrical line has a plurality of line conductors and at each end of the electrical line has a plug connection element into which the line wires extend at the respective end, wherein a first group of the conductor wires is designed for electrical power transmission, and a second group of the wires for signal transmission is formed.
  • This embodiment of the system has the advantage that only one electrical line is necessary for each slave light to connect the slave light to the master light.
  • the electrical line can be coupled with an associated end to the slave input terminal of a slave lamp and with the other associated end to an output terminal of the master light. This coupling can be formed for example as a plug-in coupling.
  • a plug connection element of the electrical line in the slave input terminal is preferably designed as a socket, are plugged in and the other plug connection element of the electrical line in an output terminal, which is preferably also designed as a socket, the master light are plugged.
  • each electrical line for bidirectional transmission namely of electrical power in one direction and for transmission of a brightness sensor signal in the opposite direction, may be formed. This simplifies the installation effort, since only one electrical line is required for the power and signal transmission between a slave light and the master light. Due to the two groups of each electrical line, a wrong connection of a slave light to the master light can be effectively prevented. Because to connect a slave light to the master light on the slave light only one input terminal and the master light only one output terminal, if necessary, of several available output terminals required. A wrong connection is thus effectively prevented.
  • each plug connection element can be designed as a standard plug connection element.
  • each plug-in connection element can be designed as an RJ45 plug connection element.
  • each electrical line is designed as a network cable.
  • Such cables are inexpensive to manufacture and easy to install.
  • the method offers the advantage that both the brightness of the master illuminant and the brightness of the slave illuminant can be regulated by means of the control unit of the master luminaire.
  • the control unit of the master luminaire only one control unit of the master light is necessary to control the master light of the master light as well as the slave light of the slave light.
  • Another advantage of the method is that a double function of the output terminal can be used.
  • a plurality of slave lights can be provided for the system, wherein an output terminal is provided on the master light for each slave light.
  • an associated slave brightness sensor signal may be provided at the respective output terminal of the master lamp for transmission to the control unit.
  • the method may provide that the brightness of a slave lamp of each slave lamp is controlled by means of the control unit based on the respectively associated slave brightness sensor signal by controlling an electrical power supply to the output terminal to which the respective slave lamp is electrically connected ,
  • the method may also have the advantage that both the brightness of the master illuminant and each preferably considered individually and / or decoupled the brightness of a slave light source of a respective slave light is controllable.
  • An advantage of this embodiment of the method is characterized in that the brightness of the light emitted by the master light and the brightness of the light emitted by the slave light light can be controlled at least substantially at a same level of brightness.
  • a room can be illuminated uniformly bright.
  • the master brightness sensor signal can be compared with the target brightness value. A difference from this comparison may form the basis for controlling the electric power supply to the master lamp by means of the control unit.
  • the slave brightness sensor signal can be compared with the desired brightness value. A difference from this comparison may then form the basis for controlling, by means of the control unit, the electrical power supply to the output terminal to which the slave light is electrically connected.
  • a further advantageous embodiment of the method can be characterized in that the desired brightness value is read from a memory, which is preferably assigned to the control unit.
  • the system 30 includes a master light 2 and a plurality of slave lights 16. For each slave light 16, an electrical line 32 is provided. The respective electrical line 32 is provided to electrically connect a slave input terminal 26 of the respective slave lamp 16 to an output terminal 12 of the master lamp 2.
  • the master luminaire 2 has a master illuminant 6. Each of the slave lights 16 has a slave bulb 28.
  • the system 30 is therefore suitable for illuminating a room, in particular an interior space.
  • the master lamp 2 has a master input terminal 4.
  • This master input terminal 4 is for connecting the master lamp 2 to an electric power source (not shown).
  • the power source may be, for example, an electrical power connection.
  • the master input terminal 4 may be formed by so-called line connection terminals, a connection socket and / or a connector.
  • the master light 2 has a master control unit 10.
  • the master control unit 10 is electrically connected to the master light source 6.
  • the master light bulb 6 was already in Fig. 1 shown. Due to the schematic representation of the exemplary embodiment of the master light 2 in Fig. 2 the master light 6 is also schematically indicated only.
  • the master control unit 10 is electrically connected to the master input terminal 4 electrically.
  • a voltage reduction unit 24 is preferably interposed.
  • the voltage reduction unit 24 is electrically connected to an input to the master input terminal 4.
  • An output of the voltage reduction unit 24 is connected to the master control unit 10.
  • the voltage reduction unit 24 can be designed for lowering a voltage provided by the master input terminal 4, preferably referred to as the mains voltage, to an operating voltage.
  • the operating voltage is preferably a low voltage. More preferably, the operating voltage is an electrical voltage that is less than 50 V or 60 V.
  • the master control unit 10 is used for controlling a power transmission from the master input terminal 4 or the voltage reduction unit 24 to the master lamp 6.
  • the master control unit 10 may be provided by a semiconductor control unit, such as a field effect transistor or an array of multiple field effect transistors, be formed.
  • the master control unit 10 may be designed to control a voltage and / or a current at the output of the master control unit 10.
  • the master light 2 has (at least) an output terminal 12 for connecting a slave light 16.
  • the master light 2 has a plurality of output terminals 12 for connecting a plurality of slave lights 16.
  • the master lamp 2 may have three output terminals 12 for connecting three slave lamps 16.
  • Each output terminal 12 is associated with a slave control unit 14 which is electrically connected at least indirectly to the associated output terminal 12 and at least indirectly to the master input terminal 4.
  • each slave control unit 14 is indirectly connected to the master input terminal 4.
  • each slave control unit 14 may be connected to the output of the voltage reduction unit 24, the input of which is electrically connected to the master input terminal 4.
  • the slave control units 14 serve Each of the slave control units 14 may be used to control power at the output and / or to control a voltage and / or a current at the output of the power supply respective slave control unit 14 may be formed.
  • a power transmission to the respectively assigned output terminal 12 can be controlled separately.
  • the master light 2 has a control unit 8.
  • the control unit 8 is configured to control the master control unit 10 and each of the slave control units 14.
  • the master control unit 10 and each of the slave control units 14 are controllably formed by the control unit 8.
  • the master control unit 10 can thus be controlled by the control unit. This applies in particular to the power transmission to the master light source 6. The same applies to the slave control units 14. Also, the power transmission to the output terminals 12 can be controlled by the control unit 8 by means of the control of the slave control units 14.
  • the control unit 8 of the master lamp 2 can serve to control the electric power supply to the master lamp 6 as well as to the slave lamps 28 of the slave lamps 16.
  • the slave lights 16 therefore do not require their own control unit and / or control unit. Rather, this task is taken over by the master light 2, since it has the control unit 8 and the slave control units 14.
  • the master lamp 2 may have the necessary control means concentrated to control both the own master lamp 6 and slave lamp 28 of a plurality of slave lamps 16.
  • a particular advantage of the master light 2 also provides the advantageous embodiment of the output terminals 12. These can be provided with a dual function. Thus, they serve to transfer power from electrical power to the slave lights 16.
  • each output port 12 is also for receiving a slave brightness sensor signal educated.
  • each output terminal 12 is signaled to the control unit 8.
  • the control unit 8 can have the information about the brightness in a main emission area of each slave lamp 16 available. Therefore, the control unit 8 may also be configured such that each slave control unit 14 is controlled and / or regulated based on the slave brightness sensor signal received from the associated output terminal 12. In this case, each slave brightness sensor signal can be compared with a desired brightness value.
  • control unit 8 can control the corresponding slave control unit 14 in such a way that the power transmission to the respective slave light 16 is adjusted, so that the slave Brightness sensor signal corresponds to the target brightness value at least after a certain transitional period.
  • the master light 2 may have a master brightness sensor 18.
  • This master brightness sensor 18 is used to detect the brightness in a main emission area of the master light source 6.
  • the master brightness sensor is designed to provide a master brightness sensor signal which reduces the brightness in the main emission area of the master light source. Represents light source.
  • the master brightness sensor and the control unit 8 are signal-connected with each other to transmit the master brightness sensor signal from the master brightness sensor 18 to the control unit 8. Therefore, the control unit 8 also has information about the brightness in the main emission area of the master luminaire 2. Therefore, the control unit 8 may be further configured to control the master control unit 10 based on the master brightness sensor signal. In this case, the master brightness sensor signal can also be compared with the desired brightness value.
  • control unit can control the master control unit 10 accordingly, so that the power supply to the master light source is adjusted so that the master brightness sensor signal is at least after a transitional period corresponds to the desired brightness value.
  • the master light 2 is thus designed to control both the brightness of the light emitted by the master light 2 and the brightness of the light emitted by the slave lights 16.
  • the output terminals 12 are formed by their preferred dual function to allow easy installation of the master lamp 2 and the plurality of slave lamps 16 in a composite.
  • a correct and safe connection of the multiple slave lights 16 to the master light 2 can also be ensured by the special design of the master light 2, since for each slave light 16, an output terminal 12 is provided, both for power transmission to the respective slave lamp 16 and for receiving a brightness sensor signal from the respective slave lamp 16 is formed.
  • the master light 2 thus provides with its output terminals 12 the basis for a faultless installation of a system 30 with a master light 2 and multiple slave lights sixteenth
  • each electrical lead 32 has a plurality of lead wires 38.
  • a first group of the conductor wires 38 may be designed for electrical power transmission.
  • a second group of the line wires 38 may be formed for signal transmission. This second group of line wires 38 can thus serve to transmit the slave brightness sensor signal from one of the slave lights 16 to the master light 2.
  • each electrical line 32 has a plug connection element 34 at its respective end. With this plug-in connection element 34, an unambiguous assignment of the line wires 38 within the plug-in connection element 34 is ensured.
  • the master light 2 can have sockets that form the output terminals 12.
  • a plug connection element 34 at one end of an electrical line 32 can be inserted uniquely into the outlet connection element 12 of the master luminaire designed as a socket.
  • the line wires 38 of the electrical line 32 can be electrically connected to the master light 2 interchangeable.
  • Luminaire 16 has a slave input terminal 26, which is preferably designed as a socket for receiving a plug connection element.
  • a slave lamp 16 is shown schematically.
  • the slave input terminal 26 of the slave lamp 16 is for receiving electric power.
  • the slave input terminal 26 is electrically connected to the slave lamp 28, so that electrical power from the slave input terminal 26 to the slave lamp 28 is transferable.
  • the slave lamp 16 has a slave brightness sensor 20.
  • This slave brightness sensor 20 is for detecting a brightness in a main radiation area of the slave bulb 28.
  • the slave brightness sensor 20 is configured to provide a slave brightness sensor signal representing the detected brightness in the main radiation area of the at least one slave bulb 28.
  • the slave brightness sensor is also signaled to the slave input terminal 26.
  • the slave input terminal 26 is also configured to provide the slave brightness sensor signal.
  • the slave input terminal 26 therefore also has a dual function.
  • the slave input terminal can serve to receive electrical power in order to transmit it to the at least one slave lamp.
  • the slave brightness sensor signal can be provided from the slave input terminal 26 from the slave input terminal 26, from the slave input terminal 26, the slave brightness sensor signal can be provided.
  • a slave lamp 16 by means of the electrical line 32 as shown in FIG Fig. 3 is shown connected to an associated output terminal 12 of the master light 2, can be transmitted from the master light 2 controlled electrical power to a slave light 16, wherein of the slave light 16 in the opposite direction, a slave brightness sensor signal the master light 2 or to the associated control unit 8 is transmitted.
  • a so-called closed loop can be formed. Because based on the received slave brightness sensor signal, the Power transmission to the respective slave light 16 are regulated. This can be carried out by the control unit 8 and a slave control unit 14 provided for the respective slave light 16. The aforementioned closed loop can be provided analogously for each slave lights 16.
  • the operating voltage of the master light is a maximum of 50 V or 60 V. Then, this operating voltage may be formed as a low voltage, which is not life-threatening in a continuous contact for adult people.
  • a light source voltage is a slave lamp of a respective slave lamp 16 is a maximum of 50 V or 60 V. In this case, the aforementioned advantages also result for the slave lights 16.
  • the slave lights 16 can be electrically connected to each other by means of the electrical lines 32 without particularly qualified expert knowledge. Because this does not require a separate education. Rather, a slave light 16 can be connected to the master light 2, for example, by a network cable.
  • wires of the network cable are then used for power transmission from the master light 2 to the respective slave light 16.
  • Other wires of the network cable can be used to transmit the brightness sensor signal of each slave light 16 to the master light 2.
  • the use of a network cable also offers the advantage that the slave light 16 is correctly and safely electrically coupled to the master light 2. Swapping or twisting in the connection of the slave lamp 16 by means of the network cable can be effectively prevented, since the plug-in connection elements 34 at the ends of the network cable uniquely in corresponding RJ45 sockets, the output terminals 12 of the master light 2 and respective input terminals 26 at the slave lamp 16 can form, are plugged.
  • a further advantage of the master luminaire 2 is provided by an associated motion sensor 36 for detecting a movement at least in the emission area of the master illuminant and for providing a motion sensor signal to the control unit 8.
  • the motion sensor 36 is particularly preferred for detecting a movement in a larger area than the one Main emission of the master lamp 6 is formed.
  • the motion sensor 36 for detecting a movement for example, in a detection area with a Solid angle of at least 120 °, 140 ° or 160 ° be formed.
  • This refinement has the advantage that movements outside the main emission area of the master illuminant 6 can also be detected.
  • the motion sensor 36 may, as in Fig. 2 shown connected by means of a line connection directly to the control unit 8 to transmit the motion sensor signal to the control unit.
  • the motion sensor 36 may be connected by a line connection to the master signal input 22, which is signal-connected to the control unit 8.
  • the motion sensor signal of the motion sensor 36 can be transmitted to the control unit 8 via the master signal input 22.
  • the control unit 8 can switch off or interrupt the master illuminant 6 and / or the power transmission to the slave luminaires 16.
  • ⁇ U> REFERENCE LIST ⁇ / u> character importance 2 Master luminaire 4 Master input port 6 Master Lamp 8th control unit 10 Master control unit 12 output port 14 Slave control unit 16 Slave luminaire 18 Master brightness sensor 20 Slave brightness sensor 22 Master signal input 24 Voltage reduction unit 26 Slave input port 28 Slave lamps 30 system 32 electrical line 34 Plug connector element 36 motion sensor 38 cable wires

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
EP15189002.7A 2015-10-08 2015-10-08 Systeme d'eclairage maitre-esclave Withdrawn EP3154317A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15189002.7A EP3154317A1 (fr) 2015-10-08 2015-10-08 Systeme d'eclairage maitre-esclave

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15189002.7A EP3154317A1 (fr) 2015-10-08 2015-10-08 Systeme d'eclairage maitre-esclave

Publications (1)

Publication Number Publication Date
EP3154317A1 true EP3154317A1 (fr) 2017-04-12

Family

ID=54292661

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15189002.7A Withdrawn EP3154317A1 (fr) 2015-10-08 2015-10-08 Systeme d'eclairage maitre-esclave

Country Status (1)

Country Link
EP (1) EP3154317A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI694376B (zh) * 2019-04-10 2020-05-21 敦宏科技股份有限公司 具兩種模式之mcu主從應用控制光感測器裝置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995010902A1 (fr) * 1993-10-08 1995-04-20 Adc Telecommunications, Inc. Dispositif de commande et de communications
EP2048916A1 (fr) * 2007-10-12 2009-04-15 Stefan Ruppel Système de lampes intelligent
DE102010002755A1 (de) * 2010-03-11 2011-09-15 Tridonic Gmbh & Co Kg Beleuchtungssystem mit Master/Slave-Betriebsgeräten für Leuchtmittel
WO2014099973A1 (fr) * 2012-12-18 2014-06-26 Cree, Inc. Agencement maître/esclave pour modules de luminaire d'éclairage
JP2015065080A (ja) * 2013-09-25 2015-04-09 東芝ライテック株式会社 スイッチ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995010902A1 (fr) * 1993-10-08 1995-04-20 Adc Telecommunications, Inc. Dispositif de commande et de communications
EP2048916A1 (fr) * 2007-10-12 2009-04-15 Stefan Ruppel Système de lampes intelligent
DE102010002755A1 (de) * 2010-03-11 2011-09-15 Tridonic Gmbh & Co Kg Beleuchtungssystem mit Master/Slave-Betriebsgeräten für Leuchtmittel
WO2014099973A1 (fr) * 2012-12-18 2014-06-26 Cree, Inc. Agencement maître/esclave pour modules de luminaire d'éclairage
JP2015065080A (ja) * 2013-09-25 2015-04-09 東芝ライテック株式会社 スイッチ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI694376B (zh) * 2019-04-10 2020-05-21 敦宏科技股份有限公司 具兩種模式之mcu主從應用控制光感測器裝置

Similar Documents

Publication Publication Date Title
DE60310520T2 (de) Beleuchtungssteuerung mit Modem über Stromversorgungsleitung
EP2364574B1 (fr) Attribution d'adresse pour appareils de mise en fonctionnement de moyens d'éclairage compatibles bus en particulier pour led
EP2211084B1 (fr) Eclairage, en particulier éclairage mural
DE102006035557A1 (de) Leuchte
DE102017115133A1 (de) Signalempfangsvorrichtung, Signalübertragungsvorrichtung, Lichtsystem, Beleuchtungsvorrichtung und Beleuchtungssystem
DE102017101347A1 (de) Lichtschaltsystem, beleuchtungssystem und leuchte
WO2017080828A1 (fr) Système d'éclairage et procédé d'alimentation d'un module de transmission sans fil
DE102010043013B4 (de) Beleuchtungsvorrichtung und Verfahren zum Beleuchten
EP2952065B1 (fr) Dispositif et procédé servant à faire fonctionner des del
DE102010055296A1 (de) Leuchtmittel mit Farbortdimmung
EP3154317A1 (fr) Systeme d'eclairage maitre-esclave
EP2363631A2 (fr) Système d'éclairage modulaire doté d'une multitude de modules d'éclairage
DE202015102078U1 (de) Anordnung zur Beleuchtung
DE102018000893A1 (de) Verfahren zur Ansteuerung von mit zumindest einer Melder-Einheit versehenen Leuchten innerhalb zumindest eines Raums und System zur Durchführung des Verfahrens
DE20101295U1 (de) Beleuchtungseinrichtung zum Betrieb an einem Wechselstromnetz
DE19824756A1 (de) Helligkeitssteuerung für Leuchtmittel
DE102013212671B4 (de) Variables Decken- bzw. Wandleuchtensystem sowie Grundplatte und Lichtmodul hierfür
EP3182800B1 (fr) Appareil de commande pour un système d'éclairage
WO2008009306A1 (fr) Système d'éclairage pourvu d'un détecteur de lumière pour la commande d'un ballast
DE202014104416U1 (de) Leuchtenkupplung für Beleuchtungssystem
DE102018000006B4 (de) Bussystem und Master-Einheit zur Verwendung in einem Bussystem
DE102018122954B3 (de) Verfahren zum Betreiben eines elektrischen Verbrauchermoduls sowie elektrisches Verbrauchersystem
EP3934384B1 (fr) Agencement destiné à la commande de del
EP2260675A2 (fr) Luminaire permettant en particulier d'obtenir un spectre lumineux analogue à la lumière du jour
EP3199862B1 (fr) Système de module d'éclairage et éclairage ainsi constitué

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20170803

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20181010

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20230503