DE102012208267B4 - Module for driving lamp e.g. LED tube in lighting device of lighting system, has mains voltage connected to operating device and provided on operating device while control signal is transmitted by module to one of the operating devices - Google Patents

Abstract

The module comprises operating devices (102) for operating the lamp (101) which comprises a semiconductor light-emitting element. The mains voltage (105) of the module is connected to one of the operating devices and the mains voltage is provided on one of the operating devices, while a control signal is transmitted by the module to one of the operating devices. The module is connected to a brightness sensor. The control signal is comprised of information for adjusting the brightness of lamp. Independent claims are included for the following: (1) a lighting device; and (2) a lighting system.

Description

The invention relates to a module for controlling a lighting means, a lighting device with such a module and a lighting system with at least one such lighting device. Furthermore, a method for controlling a control gear is proposed.

From the DE 10 2009 051 968 A1 is a method for transmitting control information from a controller to a lamp unit and a suitable lighting system with a lamp unit and a control unit known. From the DE 10 2009 052 621 A1 a lighting device is known, which is controllable with a remote control and emits light according to a control signal generated by means of the remote control. From the US 2011 0279033 A1 and the US 2006 0193131 A1 LED tubes are known, which can be controlled by radio. From the US 2010 0244728 A1 , of the US 2004 0046511 A1 and the EP 2309827 A1 are known as for themselves as a control unit starter with brightness or motion sensors for local or central control, which serve to ignite or for bridging and thus for switching on / off and dimming a fluorescent tube. As a replacement for fluorescent tubes LED tubes are offered. Such an LED tube (also referred to as "LED tube") is a light source in the form of a fluorescent tube, which has, for example, a plurality of semiconductor light elements and can be used instead of a conventional fluorescent tube.

In this case, a starting electronics for the conventional fluorescent tube and the fluorescent tube itself are replaced by an LED starter (internal short circuit) and the LED tube. The LED tube is usually only turned on and off. In particular, it is disadvantageous that a dimmability of the LED tube is not efficiently possible due to the design. So it is a problem that the LED tube is connected via a throttle with the AC line voltage and thus control signals that are to be transmitted via the mains AC voltage to the LED tube, are filtered through the throttle. A so-called powerline control of the LED tube is thus not readily possible.

The object of the invention is to avoid these disadvantages and an efficient way to control the LED tube, z. B. to adjust the brightness (dimming) of the LED tube to create.

This object is achieved according to the features of the independent claims. Further developments of the invention will become apparent from the dependent claims.

• – wobei das Leuchtmittel mindestens ein Halbleiterleuchtelement aufweist,
• – wobei das Modul über mindestens ein Betriebsgerät des Leuchtmittels verbunden ist, wobei eine Netzspannung an das mindestens eine Betriebsgerät anschließbar ist und wobei die Netzspannung dem Modul über das mindestens eine Betriebsgerät bereitstellbar ist,
• – wobei von dem Modul ein Steuersignal zu dem mindestens einen Betriebsgerät übermittelbar ist.

To solve the problem, a module for controlling a light source is specified,

• Wherein the luminous means has at least one semiconductor element,
• - wherein the module is connected via at least one operating device of the luminous means, wherein a mains voltage can be connected to the at least one operating device and wherein the mains voltage is provided to the module via the at least one operating device,
• - In which of the module, a control signal to the at least one operating device can be transmitted.

In this case, the module (also referred to as LED starter) is supplied with the mains voltage and can thus provide different actions and / or perform evaluations.

The control signal provided by the module is suitable for controlling the at least one operating device or adjusting the lighting means via the at least one operating device. For example, brightness control (dimming) can thus be achieved in an efficient manner.

A development is that the module is connected to at least one sensor.

Also, the at least one sensor may be part of the module. A signal from the sensor can be evaluated by the module, and based on this signal, the control signal can be transmitted to the at least one operating device.

Another development is that the module is connected to at least one brightness sensor and the control signal has information for adjusting the brightness of the lighting means.

For this purpose, the module may have an evaluation, which causes a transmission of the control signal to the operating device based on the brightness sensor. For example, the transmission of the control signal can be wireless or wired. The wired transmission takes place, for example, via the line via which the module is also supplied with power. For example, the control signal can be modulated to the mains voltage. The receiver in the (at least one) operating device has a corresponding demodulator. Preferably, the operating device via an inductance, for. B. an iron throttle, connected to the power grid, so that is done by the modulation of the control signal no disturbance of the power grid.

In particular, it is a further development that the brightness sensor is detachably connected to a luminaire which comprises the luminous means.

The sensor can z. B. with a clip, a Velcro or magnetic (eg., With a magnetic back) releasably secured to the light.

According to the invention, the at least one operating device and the lighting means form a unit for the replacement of a fluorescent tube.

In this way, a conventional fluorescent tube with operating device by the light source with associated operating device (or with two associated control gear) can be replaced. The module can be part of the operating device or be designed separately from it.

Furthermore, it is a further development that the module has a radio device for transmitting the control signal.

The radio may comprise a transmitter, a receiver or a combination of both. The transmission of the control signal can take place via different communication interfaces, for. B. near field communication, WLAN, Bluetooth, ZigBee, mobile, etc.

In the context of an additional development, the module has a receiver for receiving a signal, wherein the control signal is determined on the basis of the signal and is transmitted to the at least one operating device.

In this way, a master / slave circuit can be realized: In this example, the module functions as a master for controlling a plurality of lamps or luminaires (eg comprising LED tubes).

A next development is that the at least one operating device has a receiver or is connected to a receiver, via which the control signal can be received as a wireless message from the radio device.

One embodiment is that the radio device for transmitting the control signal to a plurality of operating devices for controlling a plurality of lighting means is transferable.

One embodiment is that the module has at least one operating element for setting at least one functionality.

• – einen Schalter oder Taster,
• – ein Drehrad (z. B. einen Drehschalter oder ein drehbares Bedienelement mit einstellbaren Stufen),
• – ein Potentiometer.

A next embodiment is that the operating element comprises at least one of the following components:

• - a switch or button,
• A rotary knob (eg a rotary switch or a rotary control with adjustable steps),
• - a potentiometer.

For example, by means of the control element, a radio channel selection can take place. Also, certain functions, such. B. an automatic brightness control using a brightness sensor by means of a switch on or off. Alternatively or additionally, for. B. the sensitivity of a brightness control can be adjusted by means of a potentiometer.

• – umfassend ein Leuchtmittel, das mindestens ein Halbleiterleuchtelement aufweist,
• – umfassend mindestens ein Betriebsgerät zur Ansteuerung des Leuchtmittels, wobei das mindestens eine Betriebsgerät mit einer Netzspannung verbindbar ist,
• – mit einem Modul, das über das mindestens eine Betriebsgerät des Leuchtmittels verbunden ist, wobei die Netzspannung dem Modul über das mindestens eine Betriebsgerät bereitstellbar ist,
• – wobei von dem Modul ein Steuersignal zu dem mindestens einen Betriebsgerät übermittelbar ist.

The above object is also achieved by a lighting device

• Comprising a luminous means having at least one semiconductor element,
• Comprising at least one operating device for controlling the luminous means, wherein the at least one operating device can be connected to a mains voltage,
• With a module which is connected via the at least one operating device of the luminous means, wherein the mains voltage can be supplied to the module via the at least one operating device,
• - In which of the module, a control signal to the at least one operating device can be transmitted.

The lighting device may be a lamp, a lamp or a light module.

Furthermore, the above-mentioned object is achieved by means of a lighting system comprising at least one of the described lighting devices, wherein the at least one lighting device can be controlled via the module.

It is also an embodiment that a signal is transmitted to the module via a central unit and based on this signal the control signal for at least one control unit of at least one light source is transmitted.

The central unit may be a lighting control system z. B. for a room, for a part of the room, for a building o. Ä. Act.

• – wobei das Betriebsgerät mit einem Leuchtmittel verbunden ist und das Leuchtmittel mindestens ein Halbleiterleuchtelement aufweist,
• – wobei eine Netzspannung an das mindestens eine Betriebsgerät anschließbar ist und die Netzspannung einem Modul über das mindestens eine Betriebsgerät bereitgestellt wird,
• – wobei von dem Modul ein Steuersignal zu dem mindestens einen Betriebsgerät übermittelt wird.

The above object is further achieved by a method for controlling an operating device,

• Wherein the operating device is connected to a lighting means and the lighting means has at least one semiconductor light-emitting element,
• - Wherein a mains voltage can be connected to the at least one operating device and the Mains voltage is provided to a module via the at least one operating device,
• - Is transmitted from the module, a control signal to the at least one operating device.

It should be noted that the comments on the devices also apply accordingly to the method.

The above-described characteristics, features, and advantages of this invention, as well as the manner in which they will be achieved, will become clearer and more clearly understood in connection with the following schematic description of exemplary embodiments which will be described in detail in conjunction with the drawings. In this case, the same or equivalent elements may be provided with the same reference numerals for clarity.

Show it:

1 a bulb with a control gear 102 and with a bridge 103 wherein an LED starter is connected to the operating device and the bridge according to the prior art;

2 a lamp with two operating devices, wherein an LED starter with a sensor and the operating devices is connected according to an embodiment of the invention;

3 an extension of the arrangement of 2 with a receiver for receiving radio signals;

4 an exemplary LED starter with a circuit board, which comprises an evaluation, wherein the LED starter is connected to a radio receiver and a sensor;

5 the LED starter with different controls.

The solution presented here proposes to use an LED start module as a control device for an LED tube.

For example, the LED tube is dimmed in this way or provided with additional functions. In addition, communication and / or control of several LED tubes by means of the control unit is possible.

The bulb is z. B. connected via an iron throttle with the AC line voltage. This iron choke acts as a filter during communication via the mains AC voltage, so that devices connected to the AC mains voltage are not disturbed beyond the iron choke. In other words, communication via the mains voltage (powerline communication) only works up to the iron throttle.

This architecture allows novel applications for the LED tube or for several bulbs z. B. in the form of LED tubes.

1 shows a bulb 101 with a control gear 102 (also referred to as electronic ballast) and with a bridge 103 , Furthermore, an LED starter 104 provided, which can be designed as a bridge or a fuse. An AC mains voltage 105 is over a throttle 106 (eg an iron throttle) with the operating device 102 as well as with the bridge 103 connected. The circuit can be controlled by the LED starter 104 be closed by the LED starter 104 for example, the operating device 102 with the bridge 103 combines.

The combination of bulbs 101 , Operating device 102 , Bridge 103 and LED starters 104 can be provided to replace a fluorescent tube with appropriate operating device.

Instead of the bridge 103 An additional operating device may be provided, so that on both sides of the bulb 101 each operating device is arranged. In this case, the operating devices may be interconnected, for. B. by a corresponding safety device in the form of a four-point switch in the end cap: The user is thus protected when inserting the bulb from electric shock.

2 shows a bulb 201 with a control gear 202 and a control gear 203 , Furthermore, an LED starter 204 provided with a sensor 207 connected is.

The AC mains voltage 205 is over a throttle 206 (eg an iron throttle) with the operating device 202 and with the operating device 203 connected. The circuit can be controlled by the LED starter 204 closed or modified. In that regard, the LED starter 204 also as a functional block 209 (eg, a control circuit) in the circuit.

The AC mains voltage 205 lies in the form of the phase L and the neutral conductor N at the control gear 202 and 203 and on the LED starter 204 , This will be the LED starter 204 supplied with the mains voltage. The sensor 207 can over a line 208 with the LED starter 204 be connected. The sensor 207 can z. B. on a lamp comprising the illuminant described here 201 be mounted. In that regard, the LED starter 204 have an electronic basis of which the signal of the sensor 207 for adjusting the brightness of the illuminant 201 is being used. In addition, the LED starter can 204 also have a fuse or a (switchable) bridge.

With the supply via the mains voltage, the LED starter is able to perform different functions for adjusting the light source.

The light source 201 For example, an arrangement of at least one semiconductor element, z. B. at least one LED and / or at least one OLED in series and / or parallel connection, for. B. in a tube. Such an arrangement is also referred to as an LED tube or LED tube.

An extension of in 2 described embodiment is that in the LED starter 204 An evaluation is provided, which is the signal from the sensor 207 evaluates and as a control signal to the operating device 202 (and / or the operating device 203 ) transmitted. The operating device 202 (and / or the operating device 203 ) then z. B. a brightness and / or color of the bulb 201 one. The throttle 206 prevents the control signal from AC line voltage 205 disturbs.

The control signal can be used to several operating devices of different bulbs 201 be transmitted. In that sense, the LED starter 204 be assigned to several operating devices or bulbs.

3 shows an extension of the arrangement of 2 with a receiver 301 for receiving radio signals coming from the LED starter 204 be sent. Otherwise, reference is made to the reference numbers as well as the explanations 2 directed.

The LED starter 204 For this purpose, for example, a radio module may be included for transmitting the control signal via a wireless communication interface.

Optionally, several LED tubes around the LED starter 204 be controlled. In this case, only a single sensor is advantageous 207 (eg within a given radio radius or a small radius) is required. In this way, a master / slave circuit can be realized: the LED starter 204 acts as a master (to control) for several LED tubes (slaves).

4 shows an exemplary LED starter 204 with a circuit board 401 which includes an evaluation. The LED starter 204 is over the line with the sensor 207 connected. The sensor can z. B. with a clip, a Velcro or magnetic (eg., With a magnetic back) releasably secured to the light.

Instead of the sensor or in addition to the sensor 207 can also be a radio receiver 402 be provided. The radio receiver 402 can z. B. convert radio signals from a light controller into control signals for the connected LED tube. This makes the LED tube in the drive compatible with existing central wireless lighting controls. The radio receiver 402 can also be part of the LED starter 204 be.

Optionally, the LED starter may also have an input means, so that z. B. manual settings can be made.

5 shows the LED starter 204 with the board 401 and an adjustable wheel 501 , by means of which z. B. set an option or a channel selection for a radio channel can be made. Furthermore, in 5 two switches or buttons 502 and 503 shown, by means of which different settings can be made. For example, individual sensors or functionalities of the LED starter can be switched on or off.

LIST OF REFERENCE NUMBERS

101

Lamp

102

control gear

103

bridge

104

LED Starter

105

AC line voltage

106

throttle

201

Lamp

202

control gear

203

control gear

204

LED starter (also: "module")

205

AC line voltage

206

throttle

207

brightness sensor

208

Cable (cable)

209

functional block (or control circuit)

301

(Radio) receiver

401

Board (with evaluation electronics)

402

radio receiver

501

rotating wheel

502

Push-button or switch

503

Push-button or switch

Claims (14)

Module ( 204 ) for controlling a light source ( 201 ), - whereby the light source ( 201 ) has at least one semiconductor light-emitting element, - wherein a mains voltage ( 205 ) to at least one operating device ( 202 . 203 ) is connectable and where the mains voltage ( 205 ) the module ( 204 ) via the at least one operating device ( 202 . 203 ), wherein - the at least one operating device ( 202 . 203 ) and the lighting means form a unit for the replacement of a fluorescent tube, - wherein the module is a substitute for the fluorescent tube starter, - being of the module ( 204 ) a control signal to the at least one operating device ( 202 . 203 ) is transferable. Module according to claim 1, wherein the module ( 204 ) with at least one sensor ( 207 ) connected is. Module according to claim 2, wherein the module ( 204 ) with at least one brightness sensor ( 207 ) is connected and the control signal information for adjusting the brightness of the bulb ( 201 ) having. Module according to Claim 3, in which the brightness sensor ( 207 ) detachable with a lamp that illuminates the bulb ( 201 ) is connected. Module according to one of the preceding claims with a radio device for transmitting the control signal. Module according to claim 5, comprising a receiver ( 402 ) for receiving a signal, wherein the control signal is determined on the basis of the signal and to the at least one operating device ( 202 . 203 ) is transmitted. Module according to one of claims 5 or 6, wherein the at least one operating device ( 202 . 203 ) a receiver ( 301 ) or with a receiver ( 301 ) is connected, via which the control signal is received as a wireless message from the radio device. Module according to one of claims 5 to 7, wherein the radio device for transmitting the control signal to a plurality of operating devices for controlling a plurality of lighting means is transferable. Module according to one of the preceding claims with at least one control element for setting at least one functionality. Module according to Claim 9, in which the operating element comprises at least one of the following components: - a switch or button, - a wheel, - a potentiometer. Lighting device - comprising a light source ( 201 ), which has at least one semiconductor element, comprising at least one operating device ( 202 . 203 ) for controlling the illuminant ( 201 ), wherein the at least one operating device ( 202 . 203 ) with a mains voltage ( 205 ) is connectable, - wherein the at least one operating device ( 202 . 203 ) and the illuminant form a unit for replacing a fluorescent tube, - with a module ( 204 ), which via the at least one operating device ( 202 . 203 ) of the illuminant ( 201 ), the mains voltage ( 205 ) the module ( 204 ) via the at least one operating device ( 202 . 203 ), the module being a replacement for the fluorescent tube starter, the module receiving a control signal to the at least one operating device ( 202 . 203 ) is transferable. Lighting system comprising at least one lighting device according to claim 11, wherein the at least one lighting device is controllable via the module. Lighting system according to claim 12, wherein a signal is transmitted to the module via a central unit and based on the signal, the control signal for at least one control unit of at least one light source is transmitted. Method for controlling an operating device ( 202 . 203 ), - whereby the operating device ( 202 . 203 ) with a light source ( 201 ) and the light source ( 201 ) has at least one semiconductor element, - wherein the operating device ( 202 . 203 ) and the lighting means form a unit for the replacement of a fluorescent tube, - wherein a mains voltage ( 205 ) to the at least one operating device ( 202 . 203 ) and the mains voltage ( 205 ) a module ( 204 ) via the at least one operating device ( 202 . 203 ), the module being a replacement for the fluorescent tube starter, 204 ) a control signal to the at least one operating device ( 202 . 203 ) is transmitted.

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