CN203278823U - Data transmission system for power carrier - Google Patents
Data transmission system for power carrier Download PDFInfo
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- CN203278823U CN203278823U CN 201320180725 CN201320180725U CN203278823U CN 203278823 U CN203278823 U CN 203278823U CN 201320180725 CN201320180725 CN 201320180725 CN 201320180725 U CN201320180725 U CN 201320180725U CN 203278823 U CN203278823 U CN 203278823U
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Abstract
The utility model relates to the technology of a data transmission system and solves the problem that the multimedia equipment of the existing transportation means is generally provided with a plurality of circuits for transmitting signals of various types respectively. A data transmission system for the power carrier is provided, which comprises a transmitting module and a receiving module. The transmitting module is provided with a power supply used for generating multimedia signals. The receiving module is connected with the transmitting module through the power supply circuit. According to the technical scheme of the utility model, by means of the power supply circuit already adopted by the existing transportation means, at least one type of files, selected among image files, voice files and data files, can be transmitted. In this way, a transmission path for audio/video date is quickly built up in the transportation means at a low cost. The data transmission system for the power carrier can be adapted to the transportation means with a power supply circuit.
Description
Technical field
The utility model relates to data transmission system, particularly a kind of Power Carrier data transmission system that is applied in the transport and communications carrier that disposes power circuit.
Background technology
Along with making rapid progress of science and technology, transport vehicle can be installed multimedia devices such as reverse image monitoring camera, full car ring scape video camera and audio and video player usually in order to improve fail safe or recreational in this transport vehicle.
Yet these multimedia devices generally need a plurality of circuits in order to transmitting respectively the signal of types such as power supply, image, data and sound, and make the transport vehicle that has very complicated circuit laying, more seem complicated when construction.In addition, too much circuit also can cause the nonphysical wear of electric power.
In tradition, for solving this shortcoming, utilize the mode of wireless digital/analogue transmission to transmit these signals with regard to proposing, the disappearance of laying in order to solve circuit, but wireless transmission supervene such as be vulnerable to the external environment condition interference effect, price is high, start-up time is long and the shortcoming of high-speed transfer delay etc.
Therefore be in view of this, to propose a kind of Power Carrier data transmission system in order to solve the shortcoming of known technology.
The utility model content
A purpose of the present utility model is to provide a kind of Power Carrier data transmission system, in being laid with the transport and communications carrier of power circuit, transmit on this power circuit by the signal carrier wave, transmit for example effect of its one at least of image, sound and data in order to reach at this power circuit; Another purpose is to provide in above-mentioned Power Carrier data transmission system, in this transport and communications carrier by laying the single power supply circuit in order to for example side by side to transmit at least a effect in image, sound and data.
The utility model solve the technical problem, the technical scheme that adopts is: the Power Carrier data transmission system, system is applied to dispose the transport and communications carrier of power circuit, this Power Carrier data transmission system is to comprise delivery module and receiver module, wherein, this delivery module is for generation of the power supply with multimedia signal, and this delivery module also comprises input unit, carrier wave synthesis unit, coupling unit and the first power supply processing unit, and this input unit is used for receiving outside multimedia signal; This carrier wave synthesis unit is connected with input unit, and this carrier wave synthesis unit is for generation of the signal carrier wave, and the multimedia signal carry that this carrier wave synthesis unit also is used for inputting is in this signal carrier wave; This coupling unit is connected with this carrier wave synthesis unit, and this coupling unit is used for providing output to have this signal carrier wave of this multimedia signal; And this first power supply processing unit is connected with this coupling unit, and this first power supply processing unit is used for providing and produces the power supply and this power supply of output that comprises this signal carrier wave; This receiver module is used for being connected with delivery module by this power circuit, and this receiver module also comprises second source processing unit, carrier separation unit and output unit, and this second source processing unit is used for receiving this power supply of this signal carrier wave with this multimedia signal; This carrier separation unit is connected with the second source processing unit, and this carrier separation unit is used for isolating this multimedia signal from this power supply; And this output unit is connected with this carrier separation unit, and this output unit is used for this multimedia signal of output.
The beneficial effects of the utility model are, Power Carrier data transmission system of the present utility model can under the line configuring of not changing original transport and communications carrier, utilize original power circuit (for example cigar lighter or ACC power supply (12V or 24V)) to carry out the video-audio data transmission.On the other hand, also can transmit this video-audio data by the power circuit of single that adds, and needn't use a plurality of power circuit, in other words, only need to carry out construction once.
Description of drawings
Fig. 1 is the system block diagram of Power Carrier data transmission system in the utility model embodiment one.
Fig. 2 is the system block diagram of Power Carrier data transmission system in the utility model embodiment two.
wherein, 2 is power circuit, 10, 10 ' is the Power Carrier data transmission system, 12 is delivery module, 122 is input unit, 124 is the carrier wave synthesis unit, 126 is coupling unit, 128 is the first power supply processing unit, 14 is receiver module, 142 is the second source processing unit, 144 is the carrier separation unit, 146 is output unit, 16 is display module, 162 is display unit, 164 is the display driver unit, 18 is camera module, 182 is image acquisition unit, 184 are the photography driver element, MS is the multimedia signal, SCW is the signal carrier wave, PW is power supply.
Embodiment
Be fully to understand purpose, feature and the effect of the utility model, hereby by following concrete embodiment, and coordinate accompanying drawing, the utility model is described in detail, illustrate as after:
With reference to figure 1, be the system block diagram of the Power Carrier data transmission system of the utility model embodiment one.In Fig. 1, this Power Carrier data transmission system 10 is the transport and communications carrier (not shown) that is applied to dispose power circuit 2, can be car, lorry, Combination Truck Tractor-trailer and mechanical engineering car (as earthmover or heavy construction crane) etc. such as this transport and communications carrier.
This Power Carrier data transmission system 10 comprises delivery module 12 and receiver module 14.
This delivery module 12 is for generation of the power supply PW with multimedia signal MS, and this delivery module 12 also comprises input unit 122, carrier wave synthesis unit 124, coupling unit 126 and the first power supply processing unit 128.Wherein, this multimedia signal MS is signal kind at least a in image, sound and data.In another embodiment, this delivery module 12 more comprises the frequency setting unit, and this frequency setting unary system is connected with this carrier wave synthesis unit, and this frequency setting unit is used for setting the frequency of this signal carrier wave SCW.
This input unit 122 is used for receiving outside this multimedia signal MS, can adopt such as this input unit 122 to meet the input unit that USB (Universal Serial Bus), Small Universal universal serial bus (mini Universal Serial Bus), micro universal serial bus (micro Universal Serial Bus) and AV terminal etc. meet communication criterion.
This carrier wave synthesis unit 124 is connected with input unit 122, and this carrier wave synthesis unit 124 is for generation of signal carrier wave SCW, and with this multimedia signal MS carry in this signal carrier wave SCW.In another embodiment, this carrier wave synthesis unit 124 more can comprise modulation unit (not shown), this modulation unit selects a modulating signal kenel to produce this signal carrier wave SCW and with attached this signal carrier wave SCW that is hung on of this multimedia signal MS, make these carrier wave synthesis unit 124 outputs have this signal carrier wave SCW of this multimedia signal MS, for example this modulating signal kenel is analog signal modulation or digital signal modulation.
For example, this modulating signal kenel be frequency modulating (Frequency Modulation), amplitude modulation modulation (Amplitude Modulation), phase modulation (Phase Modulation), phase deviation modulation (Phase-Shift Keying), amplitude modulation skew modulation (Amplitude-Shift Keying) with frequency shift (FS) modulation (Frequency-Shift Keying) in one.
This coupling unit 126 is connected with this carrier wave synthesis unit 124, and this coupling unit 126 is used for this signal carrier wave SCW that output has this multimedia signal MS.
This first power supply processing unit 128 is connected with this coupling unit 126, and this first power supply processing unit 128 is for generation of this power supply PW that comprises this signal carrier wave SCW, and the first power supply processing unit 128 is also exported this power supply PW.
This receiver module 14 is connected with this delivery module 12 by this power circuit 2, and this receiver module 14 also comprises second source processing unit 142, carrier separation unit 144 and output unit 146.
This second source processing unit 142 is used for receiving this power supply PW of this signal carrier wave SCW with this multimedia signal MS.
This carrier separation unit 144 is connected with second source processing unit 142, and this carrier separation unit 144 is used for isolating this multimedia signal MS from this power supply PW, that is signal kind at least a in image, sound and data is isolated with this multimedia signal MS in this carrier separation unit 144.In an other embodiment, this carrier separation unit 144 more comprises the demodulation unit (not shown), and this demodulation unit is used for removing this signal carrier wave CPW according to this modulating signal kenel, and captures this multimedia signal MS.For example, this demodulation unit is in image modulation unit, sound modulation unit and data-modulated unit one.
This output unit 146 is connected with this carrier separation unit 144, and this output unit 146 is used for this multimedia signal of output MS.
With reference to figure 2, be the system block diagram of the Power Carrier data transmission system of the utility model embodiment two.In Fig. 2, the delivery module 12 and receiver module 14 of this Power Carrier data transmission system 10 ' in comprising embodiment one, different from this embodiment one is that this Power Carrier data transmission system 10 ' more comprises display module 16 and camera module 18.
This display module 16 has display unit 162 and display driver unit 164.This display unit 16 is connected with this output unit 146, and display driver unit 164 is connected with this second source processing unit 142.
This camera module 18 has image acquisition unit 182 and photography driver element 184.This image acquisition unit 182 is connected with this input unit 122, and should be connected with this first power supply processing unit 128 by photography driver element 184.
The utility model discloses with preferred embodiment hereinbefore, so has the knack of the technology person and it should be understood that this embodiment only is used for describing the utility model, and should not be read as restriction scope of the present utility model.It should be noted, such as with variation and the displacement of this embodiment equivalence, all should be made as and be covered by in category of the present utility model.Therefore, protection range of the present utility model is when being as the criterion with the scope that claims were defined.
Claims (9)
1. the Power Carrier data transmission system, be the transport and communications carrier that is applied to dispose power circuit, it is characterized in that: this Power Carrier data transmission system comprises delivery module and receiver module,
Delivery module produces the power supply with multimedia signal, and this delivery module more comprises input unit, carrier wave synthesis unit, coupling unit and the first power supply processing unit,
Described input unit is used for receiving outside multimedia signal;
Described carrier wave synthesis unit is connected with input unit, and this carrier wave synthesis unit is for generation of the signal carrier wave, and with this multimedia signal carry in this signal carrier wave;
Described coupling unit is connected with this carrier wave synthesis unit, and this coupling unit is used for this signal carrier wave that output has this multimedia signal;
Described the first power supply processing unit is connected with this coupling unit, and this first power supply processing unit is for generation of this power supply that comprises this signal carrier wave and export this power supply;
Receiver module is used for being connected with this delivery module by this power circuit, and receiver module also comprises second source processing unit, carrier separation unit and output unit,
Described second source processing unit is used for this power supply that reception has this signal carrier wave of this multimedia signal;
Described carrier separation unit is connected with the second source processing unit, and this carrier separation unit is used for isolating this multimedia signal from this power supply;
Described output unit is connected with this carrier separation unit, and this output unit is used for this multimedia signal of output.
2. Power Carrier data transmission system according to claim 1, it is characterized in that: this carrier wave synthesis unit also comprises the modulation unit, this modulation unit is for selecting a modulating signal kenel to produce this signal carrier wave, and with attached this signal carrier wave that is hung on of this multimedia signal, make this carrier wave synthesis unit output have this signal carrier wave of this multimedia signal.
3. Power Carrier data transmission system according to claim 2 is characterized in that: this carrier separation unit also comprises demodulation unit, and this demodulation unit is used for removing this signal carrier wave according to this modulating signal kenel, and captures this multimedia signal.
4. Power Carrier data transmission system according to claim 3 is characterized in that: this demodulation unit is in image modulation unit, sound modulation unit and data-modulated unit.
5. Power Carrier data transmission system according to claim 4, it is characterized in that: this modulating signal kenel is analog signal modulation or digital signal modulation.
6. Power Carrier data transmission system according to claim 5 is characterized in that: this delivery module also comprises the frequency setting unit, and the frequency setting unit is connected with this carrier wave synthesis unit, and this frequency setting unit is used for setting the frequency of this signal carrier wave.
7. Power Carrier data transmission system according to claim 5, it is characterized in that: this modulating signal kenel is in frequency modulating, amplitude modulation modulation, phase modulation, phase deviation modulation, amplitude modulation skew modulation and frequency shift (FS) modulation.
8. Power Carrier data transmission system according to claim 5, it is characterized in that: also comprise display module, display module has display unit and display driver unit, and this display unit is connected with this output unit, and the display driver unit is connected with this second source processing unit.
9. Power Carrier data transmission system according to claim 8, it is characterized in that: also comprise camera module, camera module has image acquisition unit and photography driver element, this image acquisition unit is connected with this input unit, and should be connected with this first power supply processing unit by the photography driver element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320180725 CN203278823U (en) | 2013-04-11 | 2013-04-11 | Data transmission system for power carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320180725 CN203278823U (en) | 2013-04-11 | 2013-04-11 | Data transmission system for power carrier |
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| Publication Number | Publication Date |
|---|---|
| CN203278823U true CN203278823U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320180725 Expired - Fee Related CN203278823U (en) | 2013-04-11 | 2013-04-11 | Data transmission system for power carrier |
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| CN (1) | CN203278823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108701073A (en) * | 2017-08-21 | 2018-10-23 | 庄铁铮 | A kind of electronic device facilitating debugging, system and method |
-
2013
- 2013-04-11 CN CN 201320180725 patent/CN203278823U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108701073A (en) * | 2017-08-21 | 2018-10-23 | 庄铁铮 | A kind of electronic device facilitating debugging, system and method |
| US11531055B2 (en) | 2017-08-21 | 2022-12-20 | Tit Tsang CHONG | Facilitating debugging electronic device, system and method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20140411 |