CN205029948U - Split type communication decoding device - Google Patents
Split type communication decoding device Download PDFInfo
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- CN205029948U CN205029948U CN201520835684.7U CN201520835684U CN205029948U CN 205029948 U CN205029948 U CN 205029948U CN 201520835684 U CN201520835684 U CN 201520835684U CN 205029948 U CN205029948 U CN 205029948U
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- decoding device
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Abstract
The utility model discloses a split type communication decoding device, include filtering and lightning protection circuit, voltage conversion circuit, isolation unit, output signal treatment circuit, the input line of filtering and lightning protection circuit input end and LED power is connected, and output and voltage conversion circuit connect, voltage conversion circuit output and isolation unit connection are kept apart unit output and output signal and are handled circuit connection, the unit connection of adjusting luminance of output signal treatment circuit output and LED power. This device relies on the power line to communicate, and the communication mode that nevertheless adopts does not belong to the power line carrier communication field, and low frequency (being less than 10kHz) the voltage signal who produces by master control equipment. This kind of communication signal participates in communication on the one hand, provides this device and the required power of power work on the one hand, belongs to big signal. Adopt the device of this kind big signal communication to realize easily that communication reliability is high, is applicable to not high occasion of required by communication and single loop occasion.
Description
Technical field
The utility model relates to Communication Control Technology field, is specifically related to a kind of split type communication decoding device.
Background technology
At lighting field, existing split type communication decoding device is generally referred to as single-lamp controller, and it is generally communicated by PLC power carrier, and the output of single-lamp controller connects secondary side and the control circuit part of power supply, for brightness adjustment control.Its outstanding feature is: 1. inside is with power supply circuits; 2. input and output isolation 3. comprises the special signal coupling circuit of high frequency carrier (frequency is greater than 10kHz), and this coupling circuit has transmitting and receiving two kinds of functions; 4. comprise special PLC carrier processing chip.This single-lamp controller comprises special signal coupling circuit, signal processing unit chip and special carrier signal process chip due to inside, and cost is very high, and the construction cycle is longer, realizes complicated; And need the particular content comprised carrier signal to decode and coding, be vulnerable to the impact of complex electric network environment, communication reliability is low.
Summary of the invention
The purpose of this utility model is to provide a kind of split type communication decoding device, to solve the deficiencies in the prior art.
The utility model is by the following technical solutions:
A kind of split type communication decoding device, comprise filtering and lightning protection circuit, voltage conversion circuit, isolated location, output signal processing circuit, filtering and lightning protection circuit input are connected with the input line of LED power, and output is connected with voltage conversion circuit; Voltage conversion circuit output is connected with isolated location, and isolated location output is connected with output signal processing circuit; Output signal processing circuit output is connected with the dimming unit of LED power.
Further, isolated location comprises transformer or optocoupler.
Further, split type communication decoding device and LED power discrete; Or be integrated in LED power.
Further, the input line of the LED power of filtering and the connection of lightning protection circuit input comprises or does not comprise ground wire.
Further, the effective frequency of the input signal of split type communication decoding device lower than 10kHz, for transmitting dim signal and providing the split type power communicated needed for decoding device work.
Further, split type communication decoding device also comprises voltage transitions and power supply circuits, Digital Signal Processing and memory cell, does not comprise power line carrier, PLC special chip and power carrier radiating circuit.
the beneficial effects of the utility model:
1, the split type communication decoding device of the utility model relies on power line to communicate, but the communication mode adopted does not belong to power line carrier, PLC field, and low frequency (lower than the 10kHz) voltage signal produced by main control device.The feature of this signal of communication participates in communication on the one hand, provides the power needed for the utility model device and power work on the one hand, thus belong to large-signal.The device adopting this large-signal to communicate realizes easily, and communication reliability is high, is applicable to the not high occasion of communicating requirement and single loop occasion.
2, the utility model split type communication decoding device volume is little, and cost is low, easy for installation, can directly be connected with existing product and without the need to changing existing product design, decrease product overlapping development, meet Development of Modular thinking.Communication decoding device only need not be installed in time not needing communication function.Be applicable to the application of the aspect such as telecommunication, outdoor lamp light modulation.
Accompanying drawing explanation
Fig. 1 is existing split type communication decoding device structural representation.
Fig. 2 is the utility model split type communication decoding device structural representation.
Fig. 3 is the intention (discrete) that the utility model is applied to communication power supply.
Fig. 4 is the schematic diagram (discrete) that the utility model is applied to LED power.
Fig. 5 is the schematic diagram (integrated) that the utility model is applied to LED power.
Embodiment
Below in conjunction with embodiment and accompanying drawing the utility model done and further explain.The following example only for illustration of the utility model, but is not used for limiting practical range of the present utility model.
A kind of split type communication decoding device, that the signals such as the voltage on input AC electricity, frequency are changed into the discernible signal of power source internal, as shown in Figure 2, filtering and lightning protection circuit, voltage conversion circuit, isolated location (comprising transformer, optocoupler etc.), output signal processing circuit is comprised.Filtering and lightning protection circuit output are connected with voltage conversion circuit, and voltage conversion circuit output is connected with isolated location, and isolated location output is connected with output signal processing circuit.As in Figure 3-5, filtering and lightning protection circuit input are connected with the input line (comprise or do not comprise ground wire) of LED power, and output signal processing circuit output is connected with the dimming unit of LED power; Split type communication decoding device and LED power discrete; Or be integrated in LED power.The effective frequency of the input signal of split type communication decoding device is lower than 10kHz, effective frequency refers to for communicating and realizing the frequency that decoding device normally works, this signal comprises but does not limit following form: the form of DC stacked interchange, and AC signal frequency is lower than 10kHz; The waveform combination of power frequency sine wave, fundamental frequency together with the effective frequency superposed on this lower than 10kHz; A period of time is mains power-frequency voltage, and a period of time voltage is 0, and the time interval is less than 100ms, and useful signal frequency is less than 10kHz; The waveform that AC sine wave produces through the work of electronic switching device cut angle, the harmonic frequency signal that useful signal frequency and cut angle cause is less than 10kHz; This signal is for transmitting dim signal and providing the split type power communicated needed for decoding device work.
Especially, this device inside also can comprise voltage transitions and power supply circuits, Digital Signal Processing and memory cell, need not comprise power line carrier, PLC special chip and power carrier radiating circuit.
Claims (6)
1. a split type communication decoding device, it is characterized in that, comprise filtering and lightning protection circuit, voltage conversion circuit, isolated location, output signal processing circuit, filtering and lightning protection circuit input are connected with the input line of LED power, and output is connected with voltage conversion circuit; Voltage conversion circuit output is connected with isolated location, and isolated location output is connected with output signal processing circuit; Output signal processing circuit output is connected with the dimming unit of LED power.
2. split type communication decoding device according to claim 1, it is characterized in that, isolated location comprises transformer or optocoupler.
3. split type communication decoding device according to claim 1, is characterized in that, split type communication decoding device and LED power discrete; Or be integrated in LED power.
4. split type communication decoding device according to claim 1, is characterized in that, the input line of the LED power that filtering and lightning protection circuit input connect comprises or do not comprise ground wire.
5. split type communication decoding device according to claim 1, is characterized in that, the effective frequency of the input signal of split type communication decoding device lower than 10kHz, for transmitting dim signal and providing the split type power communicated needed for decoding device work.
6. split type communication decoding device according to claim 1, it is characterized in that, split type communication decoding device also comprises voltage transitions and power supply circuits, Digital Signal Processing and memory cell, does not comprise power line carrier, PLC special chip and power carrier radiating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520835684.7U CN205029948U (en) | 2015-10-27 | 2015-10-27 | Split type communication decoding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520835684.7U CN205029948U (en) | 2015-10-27 | 2015-10-27 | Split type communication decoding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205029948U true CN205029948U (en) | 2016-02-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520835684.7U Expired - Fee Related CN205029948U (en) | 2015-10-27 | 2015-10-27 | Split type communication decoding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205029948U (en) |
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2015
- 2015-10-27 CN CN201520835684.7U patent/CN205029948U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20211027 |