EP1974437A2 - Circuiterie et procédé de commande d'une charge électrique - Google Patents

Circuiterie et procédé de commande d'une charge électrique

Info

Publication number
EP1974437A2
EP1974437A2 EP07702734A EP07702734A EP1974437A2 EP 1974437 A2 EP1974437 A2 EP 1974437A2 EP 07702734 A EP07702734 A EP 07702734A EP 07702734 A EP07702734 A EP 07702734A EP 1974437 A2 EP1974437 A2 EP 1974437A2
Authority
EP
European Patent Office
Prior art keywords
input
circuit arrangement
circuit
output
frequency
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Withdrawn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
EP07702734A
Other languages
German (de)
English (en)
Inventor
Manfred Pauritsch
Peter Trattler
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.)
Ams AG
Original Assignee
Austriamicrosystems AG
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 Austriamicrosystems AG filed Critical Austriamicrosystems AG
Publication of EP1974437A2 publication Critical patent/EP1974437A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/548—Systems for transmission via power distribution lines the power on the line being DC
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00007—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission
    • H02J13/00009—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission using pulsed signals
    • 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • 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
    • H05B47/175—Controlling the light source by remote control
    • H05B47/185—Controlling the light source by remote control via power line carrier transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5458—Monitor sensor; Alarm systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/547—Systems for power line communications via DC power distribution
    • 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H05B45/12—Controlling the intensity of the light using optical feedback

Definitions

  • the present invention relates to a circuit arrangement for controlling an electrical load, a power supply arrangement, a use of the power supply arrangement and a method for controlling an electrical load.
  • Power supply arrangements can be used not only to supply power to electrical loads, but also to control electrical loads. In English, such arrangements are called the Powerline system and, in American terms, the Carrier Current system. Such arrangements can be used for switching on or off of lamps and for adjusting lamps. In homes, such an energy supply arrangement can be provided for the intelligent support of an automation.
  • the object of the present invention is to provide a circuit arrangement for driving an electrical load, a power supply arrangement and a method for controlling an electrical load, which can be implemented cost-effectively.
  • a circuit arrangement for controlling an electrical load comprises an input, an output, a frequency conditioning circuit and a demodulator.
  • the frequency conditioning circuit is coupled on the input side to the input of the circuit arrangement.
  • the frequency conditioning circuit is connected to a first input of the demodulator.
  • a second input of the demodulator is coupled to the input of the circuitry and an output of the demodulator is coupled to the output of the circuit arrangement.
  • the input of the circuit arrangement is used to supply a supply voltage with an alternating component.
  • the frequency conditioning circuit is designed to provide a reference frequency as a function of the alternating component.
  • the demodulator is supplied with the reference frequency at the first input.
  • a signal applied to the second input of the demodulator is demodulated by means of the reference frequency.
  • a first control signal is provided at the output of the demodulator.
  • the output signal provided at the output of the circuit arrangement is used to control an electrical load which can be coupled.
  • the reference frequency is provided using the alternating component of the supply voltage.
  • no quartz oscillator is used.
  • the circuit arrangement is thus inexpensive and can be realized with a small space requirement.
  • the circuit arrangement is designed for a supply voltage, which is designed as an alternating voltage.
  • the AC voltage is a data signal with superimposed on a carrier frequency.
  • the reference frequency may approximately correspond to the value of the carrier frequency.
  • the Wegungsan- order for a supply voltage which is designed as a DC voltage designed.
  • the DC voltage is superimposed on a data signal with a carrier frequency.
  • the reference frequency may approximately correspond to the value of the carrier frequency.
  • the frequency conditioning circuit may comprise a phase locked loop, abbreviated to PLL.
  • the phase locked loop can be coupled on the input side to the input of the circuit arrangement and on the output side to the first input of the demodulator. On the output side, the reference frequency is provided on the phase locked loop.
  • the phase-locked loop comprises a phase detector, an amplifier and a tracking oscillator.
  • the phase detector is coupled at a first input to the input of the phase-locked loop and on the output side via the amplifier and the tracking oscillator to a second input of the phase detector.
  • An oscillator signal with the reference frequency is provided on the output side of the tracking oscillator. It is an advantage of the phase locked loop that the reference frequency can be provided by means of the AC component of the supply voltage.
  • the phase locked loop comprises a first counter which is designed for frequency division. It can be connected between the tracking oscillator and the second input of the phase detector. It is an advantage of the phase locked loop with a first counter that has a value of Reference frequency may be a multiple of a value of a frequency of the alternating component of the supply voltage.
  • the tracking oscillator comprises a capacitor and an inductance and is designed as an LC oscillator.
  • the follower oscillator comprises a resistor and a capacitor and is thus designed as an RC oscillator.
  • the frequency conditioning circuit may comprise a filter device which is coupled on the input side to the input of the circuit arrangement and on the output side to the first input of the demodulator.
  • the frequency conditioning circuit comprises the filter device and has no phase-locked loop.
  • the frequency conditioning circuit comprises the phase locked loop and has no filter means which is connected between the input of the circuit arrangement and the input of the phase locked loop.
  • the frequency conditioning circuit comprises the filter device and the phase locked loop, wherein the filter device is connected between the input of the circuit arrangement and the input of the phase locked loop. It is an advantage of the third embodiment that with the filter arrangement undesirable spurious signals can be kept away from the phase-locked loop and by means of the phase-locked loop the reference frequency can be generated with a value which is higher than a value of a frequency of the supply voltage.
  • the output signal for the power supply of the coupling electrical load is designed. In an alternative embodiment, the output signal is designed such that it can be used as a control signal for controlling the power supply of the coupling-on electrical load.
  • the circuit arrangement has an interpretation circuit.
  • the interpretation circuit may be arranged between the demodulator and the output of the circuit arrangement.
  • the interpretation circuit is used for further processing of the first control signal, which is provided on the output side of the demodulator. From the interpretation circuit, the second control signal can be provided on the output side.
  • the interpretation circuit may include an error detection means for detecting an error in the first control signal supplied on the input side of the interpretation circuit. It may additionally include error correction means.
  • the interpretation circuit can be designed to detect an error and for error correction according to the cyclic redundancy check method and to have a feedback shift register.
  • the circuit arrangement has a register for storing an identification code.
  • the identification code may be a binary coded number.
  • the register may be connected to the interpretation circuit.
  • the interpretation circuit may include a first comparing means for comparing the first control signal and the identification code.
  • the second control signal is provided by the interpretation circuit according to a comparison result of the first comparison means.
  • the interpretation circuit has a second comparison means, which is used for comparing the first control signal and a command code from a set of command codes.
  • the second control signal is provided by the interpretation circuit according to a comparison result of the second comparison means.
  • An instruction code from the set of instruction codes may correspond to the instruction "turn on" of the electrical load.
  • Another command code may correspond to an "off" command.
  • Another command code may be provided for adjusting an electric power supplied to the electric load.
  • the electrical load may include multiple part loads.
  • another command code can be used with which the ratio of the electrical power consumption of the plurality of partial loads to one another can be set. This can be used with advantage for example in a RGB lighting with three LEDs for adjusting the color mixture.
  • the interpretation circuit can be designed as a computer unit, by means of which the error detection, the error correction and the comparisons can be performed.
  • a power supply arrangement can be provided, which is designed for the combined supply of an electrical load with electrical energy and with control data.
  • the power supply arrangement may comprise at least one circuit arrangement for controlling an electrical load, as described above.
  • the power supply arrangement can have an input circuit arrangement which is provided for supplying the control data and which can be connected to the at least one circuit arrangement. coupled. Through the coupling, data is transferred from the input circuitry to the at least one circuit. In a further development, data can also be transmitted from the at least one circuit arrangement to the input arrangement.
  • the input circuitry may include another phase locked loop.
  • the further phase-locked loop advantageously has an approximately identical construction and approximately the same dimensions as the phase locked loop. Due to the approximately equal dimensioning and approximately the same construction, the reference frequency, which is provided by the phase locked loop, and a further reference frequency, which is output from the other phase locked loop, an approximately equal value.
  • the input circuit arrangement may comprise a modulator which is designed to modulate an AC voltage provided by the further phase-locked loop.
  • An analog modulation type can be used.
  • the modulator may be provided for modulation by means of the frequency shift keying method.
  • the input circuitry may be connected to a switch, a keyboard, or a knob for manually entering settings for the power supply arrangement.
  • the input circuit arrangement can be connected via an interface to a computer or a remote control for input of default values.
  • the calculator can be used as a personal computer, as a staff
  • the input circuitry may alternatively or additionally be connected to an installation bus via the Be coupled interface.
  • the installation bus can be realized as a European installation bus, abbreviated to EIB.
  • the interface may include a plug and at least one wire.
  • the interface can be implemented wirelessly and configured as an infrared interface or as a radio receiving device.
  • the circuit arrangement can be used to drive an electrical load. It can be used for driving a plurality of electrical loads that are realized differently or approximately the same.
  • An electrical load may include a light source such as a halogen light source or a light emitting diode.
  • An electrical load can also comprise three different light-emitting diodes for realizing a red-green-blue illumination, abbreviated RGB lighting.
  • the power supply arrangement can have a plurality of circuit arrangements and can therefore be designed to control a plurality of electrical loads.
  • the power supply arrangement may also include multiple input circuitry.
  • an electrical load can thus be controlled by input circuitry in close proximity to space.
  • the power supply can be provided in buildings, such as residential buildings.
  • the power supply arrangement can be used within an apartment.
  • the energy supply arrangement can also be used in office buildings.
  • the power supply arrangement is also in
  • the circuit arrangement can be realized on a semiconductor body.
  • the semiconductor body may additionally comprise a voltage converter or voltage regulator.
  • the input circuit arrangement can be realized on a further semiconductor body.
  • the further semiconductor body may have, in addition to the input circuit arrangement, a further voltage converter or further voltage regulator.
  • a method for driving an electrical load provides the following steps: a supply voltage is supplied to a frequency conditioning circuit.
  • the supply voltage has an alternating component.
  • a reference frequency is generated as a function of the alternating component of the supply voltage from the frequency conditioning circuit and output on the output side of the frequency conditioning circuit.
  • the AC supply voltage is demodulated using the reference frequency by means of a demodulator, and a demodulated signal is output on the output side as a first control signal.
  • An output signal which is generated as a function of the first control signal, is provided for driving a coupling-on electrical load.
  • a method for determining whether a circuit arrangement for controlling an electrical load, which has a first identification code has arranged in a power supply arrangement o- is not arranged.
  • the method provides the following steps: a first value of an energy consumption of the energy supply arrangement is determined.
  • a power-on command is sent to an electrical load with a first identification code from the set of possible identification codes.
  • a second value of the power consumption of the power supply arrangement is determined.
  • the information as to whether a circuit arrangement with the first identification code is arranged in the power supply arrangement is determined and provided from a comparison of the first value and the second value of the energy consumption.
  • the central location may be an input circuitry that is configured to determine the power consumption of the power supply arrangement.
  • the change in power consumption can be detected by measuring the current consumed by the power supply assembly.
  • the change can be determined by a voltage measurement, for example a supply voltage.
  • the electrical load may include a light source.
  • the change in energy consumption can be indirectly detected by changing the illuminance.
  • the input circuit arrangement may comprise a photodetector or be coupled to a photodetector.
  • the above method is performed with a further identification code from the set of possible identification codes. If each of the identification codes is used from the set of possible identification codes, then all the circuit arrangements which are arranged in the energy supply arrangement can be determined.
  • a switch-off command is sent to the electrical load with the first identification code.
  • Value of the power consumption of the power supply arrangement a power-on command sent to circuitry with identification codes from a subset of the set of possible identification codes.
  • the presence of at least one circuit arrangement or no circuit arrangement with an identification code from the partial quantity can be determined and provided from the comparison of the first value and the second value of the energy consumption. It can therefore advantageously be determined, with a few method steps, whether a circuit arrangement which has such an identification code from the subset of identification codes can be used in the power supply system. Order is.
  • further method steps can be used to determine whether a circuit arrangement having an identification code from a further subset is used in the energy supply arrangement. If it is determined by means of this method that at least one circuit arrangement having an identification code from the subset in the energy supply arrangement is arranged, the subset can be divided into subdivided subset sets and the method continued until an identification code of a circuit arrangement used in the energy supply arrangement or several Identification codes of a plurality of circuit arrangements are determined. It is an advantage of this method that it is effective and time-saving feasible.
  • a method for providing the information of the presence of a circuit arrangement for driving an electrical load with a first identification code comprises the following steps: Determining a first value of a power consumption of the power supply arrangement,
  • the identification codes of circuit arrangements can be determined by providing the information of the presence of a circuit arrangement with an identification code.
  • the presence of the circuit arrangement indicates that the circuit arrangement is included in the power supply arrangement.
  • the existing circuit arrangement is integrated in the power supply arrangement.
  • the circuit receives energy from the power supply arrangement.
  • the circuit arrangement is in an active operating state.
  • the electrical load actuated by the circuit arrangement can also draw electrical energy from the power supply arrangement if the circuit arrangement has accepted a connection command with the first identification code.
  • the first value and the second value of the energy consumption can be detected by means of a current measurement of the current consumed by the energy supply arrangement.
  • the first value and the second value of the energy Consumption can be determined by a voltage measurement, for example, a supply voltage.
  • a change of the energy consumption can be determined.
  • the electrical load may include a light source.
  • the first value and the second value and thus the change in the energy consumption can be detected indirectly via a change in the illuminance.
  • the input circuit arrangement may comprise a photodetector or be coupled to a photodetector.
  • a switch-off command with the first identification code is sent to the circuit arrangement. It is an advantage of this development that the presence of a circuit arrangement can also be determined correctly if the circuit arrangement and the electric load driven by it are already in a switched-on operating state before the method is carried out.
  • the information of the presence of at least one further circuit arrangement for controlling at least one further electrical load with at least one further identification code is provided, wherein the at least one further circuit arrangement comprises the energy supply arrangement.
  • the at least one further circuit arrangement can be connected to the at least one further electrical load.
  • at least one further first value of the energy consumption of the energy supply arrangement can be determined.
  • An Anschaltbetation can with at least one other identification code from a Set of possible identification codes are sent to the circuit arrangement and the at least one further circuit arrangement.
  • At least one more second value of the energy consumption of the power supply arrangement can be determined.
  • the information of the presence of a circuit arrangement with the at least one further identification code can be provided as a function of a comparison of the at least one further first value and the at least one further second value of the energy consumption.
  • the method can advantageously be carried out with a further identification code from the set of possible identification codes. If each of the identification codes is used from the set of possible identification codes, then all the circuit arrangements which are arranged in the energy supply arrangement can be determined.
  • Value of the power consumption of the power supply arrangement a power-on command sent to circuitry with identification codes from a subset of the set of possible identification codes.
  • the information of the presence of at least one circuit arrangement or no circuit arrangement with an identification code from the subset can be determined and provided from the comparison of the first value and the second value of the energy consumption.
  • the information is determined by means of this method that there is no circuit arrangement with an identification code from this subset in the energy supply arrangement, it can be determined with further method steps whether a circuit arrangement having an identification code from a further subset is used in the energy supply arrangement. If the information is determined by means of this method that at least one circuit arrangement with an identification code from the subset in the power supply arrangement is arranged, the subset can be divided into subdivided subset sets and the method continued until an identification code of a circuit arrangement used in the power supply arrangement or a plurality of identification codes of a plurality of circuit arrangements are determined. It is an advantage of this method that it is effective and time-saving feasible.
  • a power supply arrangement comprises a circuit arrangement for driving an electrical load, which is connected to the electrical load and has a first identification code.
  • the power supply arrangement may comprise an input circuit arrangement. This can be designed to determine the energy consumption of the energy supply arrangement or alternatively be coupled to a unit for determining the energy consumption of the energy supply arrangement.
  • the input circuitry can automatically identify the identification codes of circuitry that is connected to the power supply arrangement are connected, determine.
  • the identification code of each individual installed circuit arrangement does not necessarily have to be provided by means of an external interface of the input circuit arrangement.
  • the input circuitry is preferably coupled to the circuitry.
  • the input circuitry may be configured to determine a first value of power consumption of the power supply assembly, send a power-on command with a first identification code of a set of possible identification codes to the circuitry, determine a second power consumption value of the power supply assembly, and the presence information Circuit arrangement with the first identification code in response to a comparison of the first value and the second value of the energy consumption to provide.
  • the circuitry is designed as a receiver of data from the input circuitry and not as a transmitter of data to the input circuitry.
  • the circuit arrangement can thus be realized as a passive communication subscriber.
  • the energy supply arrangement may comprise at least one further circuit arrangement with at least one further identification code, which is provided for controlling at least one further electrical load.
  • FIGS. 1A and 1B show exemplary embodiments of a circuit arrangement for controlling an electrical load
  • FIG. 2 shows an exemplary embodiment of a phase locked loop
  • FIG. 3 shows an exemplary embodiment of a demodulator.
  • FIG. 4 shows an exemplary embodiment of an interpretation circuit
  • FIGS. 5A to 5D show exemplary embodiments of a filter device
  • FIG. 6 shows an exemplary embodiment of an electrical load
  • FIG. 7 shows an exemplary embodiment of an input circuit arrangement and Figures 8A and 8B show exemplary embodiments of a power supply arrangement.
  • the circuit arrangement 10 comprises a frequency conditioning circuit 20, comprising a filter device 30 and a phase locked loop 40, a demodulator 60, an interpretation circuit 70, a driver circuit 80 and an input 11, a reference potential terminal 8 and an output 13. Between the output 13 and the reference potential terminal 8, an electrical load 2 is connected.
  • the electrical load 2 may comprise a light emitting diode.
  • the filter device 30 is connected via an input 31 to the input 11 of the circuit arrangement 10.
  • the filter device 30 is connected at an output 32 to an input 41 of the phase locked loop 40.
  • the phase-locked loop 40 is connected at an output 42 to a first input 61 of the demodulator 60.
  • a second input 62 of the demodulator 60 is coupled to the input 11 of the circuit arrangement 10.
  • the demodulator 60 is connected to the interpretation circuit 70.
  • the interpretation circuit 70 is connected on the output side to a first input 81 of the driver circuit 80.
  • a second input 82 of the driver circuit 80 is coupled to the input 11 of the circuit 10.
  • An output 83 of the driver circuit 80 is connected to the output 13 of the circuit 10.
  • the filter device 30 and the demodulator 60 are connected to the reference potential terminal 8.
  • a supply voltage Vs and a data signal Vl is supplied to the circuit 10 at the input 11.
  • the data signal Vl has a carrier frequency f2.
  • a first AC voltage VP can be tapped, which comprises a reference frequency fl.
  • the first alternating voltage VP is generated by means of the frequency conditioning circuit 20 from the signal applied to the input 11 of the circuit 10 signal, ie the sum of the supply voltage Vs and the data signal Vl.
  • the demodulator 60 is designed to provide the first control signal S 1 by means of the reference frequency f 1 and the signal present at the input 11 of the circuit arrangement 10 on the output side.
  • a second control signal S2 is provided, which is determined from the first control signal Sl.
  • an output signal Sout can be tapped. With the output signal Sout, the electrical load 2 is operated.
  • a data signal Vl can be transported and used to control the energy flow to the electrical load 2 without complex components.
  • the energy supply to the electrical load can be adjusted by means of a pulse width-modulated, a linear or a pulse density-modulated output signal Sout.
  • the circuit arrangement 10 comprises a register 73.
  • the register 73 is connected on the output side to an input of the interpretation circuit 70.
  • a second control signal S2 is provided on the output side, which is dependent on is determined from the information in the register 73 from the first control signal Sl.
  • a single one of a plurality of circuit arrangements can be specifically addressed and their data or a command transmitted.
  • the supply voltage Vs may be a DC voltage and the data signal Vl may have a carrier frequency f2.
  • the reference frequency fl can be generated with a value which is approximately the value of the carrier frequency f2.
  • the supply voltage Vs may be an AC voltage with a mains frequency fn of 50 Hz and the data signal Vl may have a carrier frequency f2 of 10 kHz.
  • the reference frequency fl can be generated with a value which is the two hundred times the value of the network frequency fn and thus approximately corresponds to the value of the carrier frequency f2.
  • the grid frequency 60 Hz and the carrier frequency 12 kHz are arranged in the grid frequency 60 Hz and the carrier frequency 12 kHz.
  • FIG. 1B shows an alternative embodiment of a circuit arrangement 10.
  • a voltage converter 14 is provided in the circuit arrangement 10 according to FIG. 1B, which is connected on the input side to the input 11 of the circuit arrangement 10 and to the reference potential connection 8 ,
  • the voltage converter 14 is connected to the input 31 of the filter device 30 and the second input 62 of the demodulator 60 for supplying a second AC voltage V2 to the filter device 30 and the demodulator 60.
  • the second change Voltage V2 is generated by the voltage converter 14 from the alternating component of the supply voltage Vs and the data signal Vl.
  • an internal supply voltage Vcc can also be tapped off at the voltage converter 14.
  • the internal supply voltage Vcc is supplied by the voltage converter as a DC voltage and is used to supply the analog and digital circuit parts of the circuit 10. For reasons of clarity, the supply of the internal supply voltage Vcc is located exclusively at the second input 82 of the driver circuit 80.
  • the electrical load 2 in FIG. 1B comprises a switch 3 and a light-emitting diode circuit 4, which are connected between the input 11 and the reference potential terminal 8.
  • the output 13 of the circuit 10 is designed as a bus output and is used to forward the output signal Sout to a control input of the switch 3 and a control input of the LED circuit. 4
  • the frequency conditioning circuit 20, the demodulator 60, the interpretation circuit 70 and the driver circuit 80 only voltages are supplied, which can be processed in height on a semiconductor body.
  • the energy required by the electrical load 2 flows via the input 11 of the circuit arrangement 10 to the output 13 of the circuit arrangement 10 to the electrical load 2 and thus advantageously via the circuit arrangement 10.
  • a circuit arrangement 10 according to FIG IB at a Supply voltage Vs such as 230 volts can be used.
  • Vs such as 230 volts
  • the supply voltage Vs is a mains voltage of, for example, 230 volts and the Netzfreguenz example, 50 Hz.
  • the data signal Vl has in this embodiment, a carrier frequency f2 with a value of 100 kHz.
  • the voltage converter 14 may comprise a rectifier.
  • a reference frequency f1 having a value of 100 kHz can be generated from the mains frequency fn of 50 Hz.
  • the supply voltage Vs may be a DC voltage.
  • the data signal V1 can have a carrier frequency f2 of, for example, 10 kHz.
  • the frequency conditioning circuit 20 is used to generate the reference frequency fl with a value of also approximately 10 kHz.
  • the voltage converter 14 may have a DC-DC down converter.
  • FIG. 2 shows an exemplary embodiment of a phase-locked loop 40, as it can be used in the circuit arrangement 10 according to FIG. 1A and in accordance with FIG. 1B.
  • the phase-locked loop 40 comprises a phase detector 44, a Amplifier 46, a tracking oscillator 43, a first counter 45 and a buffer 48.
  • the input 41 of the phase locked loop 40 is coupled to a first input of the phase detector 44.
  • An output of the phase detector 44 is coupled to the tracking oscillator 43 via the amplifier 46.
  • An output of the tracking oscillator 43 is coupled via the first counter 45 to a second input of the phase detector 44.
  • the output of the tracking oscillator 43 is coupled via the buffer 48 to the output 42 of the phase locked loop 40.
  • An oscillator signal at the output of the tracking oscillator 43 has the reference frequency fl.
  • the reference frequency fl is divided by the first counter 45 by a first divider factor Nl and fed to the second input of the phase detector 44.
  • the phase detector 44 detects a phase difference between a signal which is applied to the input 41 of the phase locked loop 40, and a signal which is generated from the oscillator signal by frequency division with the divider factor Nl.
  • a phase difference is provided on the output side by the phase detector 44 and amplified by means of the amplifier 46.
  • the amplified signal is provided to control the tracking oscillator 43.
  • the first alternating signal VP with the reference frequency fl can be tapped.
  • the phase locked loop 40 comprises a filter 49 connected between the amplifier 46 and the tracking oscillator 43.
  • a second counter 47 may be connected between the input 41 of the phase locked loop 40 and the first input of the phase detector 44.
  • the signal applied to the input 41 of the phase-locked loop 40 is divided down by a second divider factor N2.
  • the value of the reference frequency fl is thus a frequency value of the signal applied to the input 41 of the phase locked loop 40, multiplied by the ratio of the first divider factor Nl and the second divider factor N2.
  • FIG. 3 shows an exemplary embodiment of a demodulator 60, as can be used in the circuit arrangement 10 according to FIG. 1A and in accordance with FIG.
  • the demodulator 60 includes a multiplier 65 and a filter 64.
  • the first input 61 of the demodulator is connected to a first input of the multiplier 65 and the second input 62 of the demodulator is connected to a second input of the multiplier 65.
  • the multiplier 65 is coupled via the filter 64 to the output 63 of the demodulator.
  • the first input 61 of the demodulator 60 has the first alternating voltage VP required for the demodulation, comprising the reference frequency f1.
  • the multiplier 65 mixes the first AC voltage VP, which has the reference frequency fl, with the signal applied to the second input 62 of the demodulator 60. That provided by the multiplier 65 Signal is then filtered by means of the filter 64, so that the first control signal Sl is generated.
  • the filter 64 is designed as a low-pass filter.
  • the first control signal Sl is provided.
  • the signal applied to the second input 62 of the demodulator 60 is derived from the signal comprising the supply voltage Vs and the data signal Vl.
  • the supply voltage Vs and the data signal Vl are supplied to the second input 62 of the demodulator 60.
  • the second alternating voltage V2 which is generated from the supply voltage Vs and the data signal Vl, is fed to the second input 62 of the demodulator 60.
  • the multiplier 65 is implemented as a mixer.
  • the mixer is designed as a down mixer.
  • the mixer can be realized as an additive mixer.
  • the mixer may be a single-ended mixer or a ring mixer, which is also referred to as a ring modulator.
  • the mixer is a push-pull mixer, English single balanced mixer, or as a double balanced mixer, also called Gilbert mixer, English double balanced mixer, executed.
  • the mixer comprises a transconductance amplifier. conductance amplifier.
  • the mixer can be designed as a four-quadrant mixer.
  • the filter 64 is formed as a bandpass filter.
  • FIG. 4 shows an exemplary embodiment of an interpretation circuit 70 that can be used in the circuit arrangement 10 according to FIGS. 1A and 1B.
  • the interpretation circuit 70 comprises an error detection means 71 and a second comparison means 75, which may be arranged in series between an input of the interpretation circuit 70 and an output of the interpretation circuit 70.
  • the interpretation circuit 70 becomes the first control signal
  • the interpretation circuit 70 is provided to detect errors in the first control signal Sl.
  • the interpretation circuit is designed to compare the first control signal with a predetermined set of instruction codes by means of the second comparison means 75 and to provide the second control signal S2 on the output side in accordance with the recognized instruction code.
  • the output of the interpretation circuit 70 may be formed as a bus output and be provided for the delivery of the second control signal S2 and other control signals.
  • Interpretation circuit 70 may include a computing circuit for performing error detection, correction, identification verification, and command translation.
  • the computer circuit can have a Microprocessor include.
  • the computer circuit may alternatively comprise a microcontroller.
  • the interpretation circuit 70 additionally comprises an error correction means 72 and / or a first comparison means 74.
  • the first comparison means 74 is connected via a further input of the interpretation circuit 70 to a register 73 which is designed to provide a first identification code ID is.
  • the interpretation circuit 70 is provided according to the alternative embodiment, not only to detect errors in the first control signal Sl, but also to correct. Further, the interpretation circuit 70 is adapted to determine by comparing the first control signal after the error correction and the identification code ID, whether the data in the control signal for setting this copy of the circuit arrangement 10 and thus the second control signal S2 are provided.
  • FIGS. 5A to 5D show exemplary embodiments of a filter device 30 as can be used in the circuit arrangement 10 according to FIGS. 1A and 1B.
  • the output 32 of the filter device 30 can be connected directly to the first input 61 of the demodulator 60.
  • the phase-locked loop 40 is connected between the output 32 of the filter device 30 and the first input 61 of the demodulator 60.
  • FIG. 5A shows an exemplary filter device 30 which comprises a filter 33 and a comparator 37.
  • the filter 33 is designed as a low-pass filter.
  • the filter 33 has a resistor 34 and a capacitor 35, which are connected in series. are connected to each other.
  • the input 31 of the filter device 30 is connected to a first input of the comparator 37 and coupled via the resistor 34 to a second input of the comparator 37.
  • a node between the resistor 34 and the second input of the comparator 37 is coupled to a reference potential terminal 8 via the capacitor 35.
  • An output of the comparator 37 is connected to the output 32 of the filter device 30.
  • a DC signal which is applied to the input 31 of the filter device 30, is supplied to both the first and the second input of the comparator 37 and has approximately no effect on a signal at the output of the comparator 37. Due to the filter 33 passes an alternating signal above a cut-off frequency exclusively to the first input of the comparator 37. Thus, depending on an alternating signal at the input 31 of the filter device 30, a digital signal is output at the output 32 of the filter device 30.
  • FIG. 5B shows a further exemplary embodiment of a filter device 30 '.
  • the filter device 30 ' has the first filter 33, a second filter 36 and the comparator 37.
  • the input 31 of the filter device 30 is coupled via the second filter 36 to a first input and via the first filter 33 to a second input of the comparator 37.
  • the first filter 33 designed as a low-pass filter, comprises the resistor 34 and the capacitor 35.
  • FIG. 5C shows a further exemplary embodiment of a filter device 30 "comprising the second filter 36 and the comparator 37.
  • the input 31 of the filter arrangement 30 is connected via the second filter 36 to a first input coupled to the comparator 37.
  • a second input of the comparator 37 is connected to the reference potential terminal 8.
  • the filter device 30 can advantageously be used with signals at the input 31 which comprise no or only a very small DC component.
  • Figure 5D shows a further exemplary embodiment of a filter device 30 ' ⁇ ' comprising the second filter 36.
  • the input 31 of the filter device 30 ''' is via the second filter 36 with the output 32 of filter unit 30' coupled ' ⁇ .
  • an analog signal including an AC component provided at the output 32 of the filter device 30 ' ⁇ '.
  • the output 32 of the filter device 30 ''' can be connected either directly or via the phase locked loop 40 to the input 61 of the demodulator 60.
  • FIG. 6 shows an exemplary embodiment of an electrical load 2, as it can be used in the arrangement of Figure IB.
  • the electrical load 2 comprises a light emitting diode 9, a switch 3, a current source 5 and a voltage converter 7.
  • An input of the voltage converter 7 is connected to the input 11 of the circuit 10 and a further input of the voltage converter 7 to the reference potential terminal 8.
  • the light emitting diode 9, the switch 3 and the current source 5 are connected in series with each other and connected to two outputs of the voltage converter 7.
  • the output 83 of the driver circuit 80 which is connected to the output 13 of the circuit arrangement 10, is designed as a bus-capable output.
  • a control input of the switch 3 and a control input of the power source 5 is connected.
  • the voltage converter 7 is designed to form a DC voltage from the supply voltage applied on the input side.
  • the output signal Sout can be tapped.
  • the switch 3 the light emitting diode 9 can be switched on or off. The current flowing through the light emitting diode 9 and thus the luminous intensity of the light emitting diode 9 is set by the driver circuit 80 by the control of the power source 5.
  • the electrical load comprises a capacitor 6 for smoothing the voltage provided by the voltage converter 7.
  • the circuit arrangement 10 likewise comprises the voltage converter 7 and / or the switch 3 and / or the current source 5.
  • FIG. 7 shows an exemplary embodiment of the input circuit arrangement 100.
  • the input circuit arrangement 100 comprises a further frequency conditioning circuit 120, a modulator 150, a computing unit 170 and an input circuit 180.
  • the further frequency conditioning circuit 120 has a further filter device 130 and a further phase locked loop 140 ,
  • the input circuit arrangement 100 has a first and second connection 110, 108 as well as an input 113.
  • a further switch 102 is connected, which can be switched by a user in an open or in a closed operating state.
  • the input 113 is connected to a terminal 183 of the input circuit 180.
  • the input Circuit 180 is connected to the arithmetic unit 170.
  • the input 113 may be formed with a plurality of lines.
  • the further filter device 130 is connected on the input side to the first connection 110 of the input circuit arrangement 100. On the output side, the further filter device 130 is connected to an input 141 of the further phase-locked loop 140. An output 142 of the further phase locked loop 140 is connected to a first input 151 of the modulator 150. An output 153 of the modulator 150 is coupled to the first terminal 110.
  • the further frequency conditioning circuit 120 is provided for generating the first AC voltage VP at the reference frequency fl.
  • the reference frequency fl is supplied to the modulator 150.
  • Information about the state of the further switch 102 is fed to the arithmetic unit 170 by means of the input circuit 180.
  • a first input signal D1 is thus present at the input circuit 180, and at the output side, a second input signal D2 can be tapped off at the arithmetic unit 170.
  • the second input signal D2 is provided to the modulator 150.
  • the modulator 150 is designed to output a data signal V1 at its output 153 by means of the reference frequency f1 and the second input signal D2. Due to the connection of the output 153 of the modulator 150 to the first terminal 110 of the input circuit arrangement 100, both the supply voltage VS and the first data signal V1 can be tapped off at the first terminal 110.
  • the further frequency conditioning circuit 120 may be designed to be as advantageous as the frequency conditioning circuit 20.
  • the frequency conditioning circuit 20 in the input circuitry 100, near-by Approximately the same value for the reference frequency f 1 provided by the frequency conditioning circuit 20 in the circuit 10 is provided.
  • the input circuit arrangement 100 may additionally comprise an identification code determination means 171, which is connected to the arithmetic unit 170. Between the second terminal 108 and not shown in Figure 7 terminals 8 of the circuit 10 and other circuit arrangements is another
  • the identification code determination means 171 is connected on the input side to a connection which is located between the further resistor 98 and the connection 8 of the circuit arrangement or further connections of further circuit arrangements and to the second connection 108 of the input circuit arrangement 100.
  • the voltage dropping across the further resistor 98 is applied to the identification code determination means 171. From the voltage, a value of an energy consumption and thus an energy consumption of the circuit arrangement 10 or of the further circuit arrangements can be determined.
  • the value of the power consumption and thus the change in power consumption can be determined with a Hall sensor 93 located in the magnetic field B of a line carrying the current I consumed by the power supply arrangement.
  • the input circuitry 100 may be coupled to the Hall sensor 93 or alternatively include the Hall sensor 93.
  • the electrical load may include a light source.
  • the change of Energy consumption can be detected indirectly via a change in the illuminance.
  • the input circuitry 100 may include a photodetector 94 or may be coupled to a photodetector 94.
  • the photodetector 94 may be formed as a photodiode or photoresistor.
  • the photodetector 94 is designed to detect a value of illuminance. Illuminance is an indirect measure of energy consumption.
  • a touch panel instead of or in addition to the further switch 102, a touch panel, a rotary signal transmitter or an interface to a personal computer or a remote control or an installation bus may be provided.
  • FIG. 8A shows an exemplary embodiment of a power supply arrangement, comprising the input circuit arrangement 100 and two circuit arrangements.
  • the input circuit arrangement 100 may be designed in accordance with the input circuit arrangement 100 according to FIG.
  • the two circuit arrangements 10 can be designed like the circuit arrangement according to FIG. 1A and according to FIG. In FIG. 8A, therefore, the input circuit arrangement 100 and the circuit arrangements 10 are sketched only schematically.
  • the input circuit arrangement 100 has an adjustable resistor 103.
  • the adjustable resistor can be manually adjustable and provided for the realization of a dimmer.
  • the power supply arrangement according to FIG. 8A has the further resistor 98.
  • the current flowing through the circuit 10 current I flows through the further resistor 98.
  • the energy supply arrangement has a further circuit arrangement 10. Additional circuitry may be provided.
  • the power supply arrangement has a transformer 99, which is connected on the input side to the terminals 96, 97 and on the output side to the terminals 108, 110, 8, 11.
  • the transformer 99 may be formed as an electronic transformer.
  • the transformer 99 may be used to advantage to transform a mains voltage into a lower voltage.
  • FIG. 8B shows a further exemplary embodiment of a power supply arrangement.
  • the energy supply arrangement shows an electrical load 2 'of the circuit arrangements 10', which in each case comprises three light-emitting diodes.
  • the input circuit arrangement 100 comprises an oscillator circuit 141 for generating an alternating voltage, which is fed to the modulator 150 directly or alternatively after a frequency division or multiplication.
  • the power supply arrangement according to FIG. 8B shows a Rectifier circuit 95, which is connected between the transformer 99 and the terminals 108, 110, 8, 11.
  • a mains voltage applied between the terminals 96, 97 can be converted into a lower AC voltage and, by means of the rectifier circuit 95, into a DC voltage representing the supply voltage Vs, which can be used to operate the input circuit arrangement 100, the circuit arrangements 10 'with the associated electrical loads 2' can be used.

Abstract

L'invention concerne une circuiterie (10) destinée à la commande d'une charge électrique (2) et comprenant une entrée (11) qui fournit une tension d'alimentation (Vs) ayant une composante alternative et une sortie (13) qui émet un signal de sortie (Sout) pour commander une charge électrique (2) pouvant être raccordée. La circuiterie (10) comprend également un circuit de génération de fréquence (20) qui délivre une fréquence de référence (f1) en fonction de la composante alternative et un démodulateur (60) doté d'une première entrée (61) qui fournit fréquence de référence (f1), une deuxième entrée (62) qui est couplée à l'entrée (11) de la circuiterie (10) et une sortie (63) qui est couplée à la sortie (13) de la circuiterie (10).
EP07702734A 2006-01-13 2007-01-12 Circuiterie et procédé de commande d'une charge électrique Withdrawn EP1974437A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006001868A DE102006001868B4 (de) 2006-01-13 2006-01-13 Schaltungsanordnung und Verfahren zur Ansteuerung einer elektrischen Last und eine Energieversorgungseinrichtung
PCT/EP2007/000261 WO2007082692A2 (fr) 2006-01-13 2007-01-12 Circuiterie et procédé de commande d'une charge électrique

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EP1974437A2 true EP1974437A2 (fr) 2008-10-01

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US (1) US7884654B2 (fr)
EP (1) EP1974437A2 (fr)
DE (1) DE102006001868B4 (fr)
WO (1) WO2007082692A2 (fr)

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DE102009007503A1 (de) 2009-02-05 2010-08-12 E:Cue Control Gmbh Beleuchtungsanordnung
US8044711B1 (en) * 2010-02-11 2011-10-25 Pericom Semiconductor Corporation Clock signal noise shaping
DE102010055296A1 (de) * 2010-12-21 2012-06-21 Elmar Leson Leuchtmittel mit Farbortdimmung
DE102012216049A1 (de) * 2012-09-11 2014-03-13 Siemens Aktiengesellschaft LED-Leuchtkörper sowie LED-Einsatz
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Also Published As

Publication number Publication date
US20090243510A1 (en) 2009-10-01
WO2007082692A2 (fr) 2007-07-26
WO2007082692A3 (fr) 2008-01-24
DE102006001868B4 (de) 2012-03-01
DE102006001868A1 (de) 2007-07-19
US7884654B2 (en) 2011-02-08

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