CN203953689U - Be applied to data communication system and the CT machine of CT machine - Google Patents
Be applied to data communication system and the CT machine of CT machine Download PDFInfo
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- CN203953689U CN203953689U CN201420098047.1U CN201420098047U CN203953689U CN 203953689 U CN203953689 U CN 203953689U CN 201420098047 U CN201420098047 U CN 201420098047U CN 203953689 U CN203953689 U CN 203953689U
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- 238000004891 communication Methods 0.000 title claims abstract description 30
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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Abstract
The data communication system and the CT machine that the utility model discloses a kind of CT of being applied to machine, described CT machine comprises rotary part and stationary part, and described rotating part comprises x-ray detector.Wherein, data communication system comprises: the visible light signal emission element that is arranged on described rotating part and is electrically connected with described x-ray detector, for the view data from described x-ray detector is launched with the visible light signal of visible ray form; Be arranged on described stationary part and the visible light signal receiving-member with the corresponding setting of described visible light signal emission element, for receiving described visible light signal, described visible light signal is converted to view data.Technical scheme in this utility model can transfer to stationary part reliably by the view data of x-ray detector in CT machine.
Description
Technical field
This utility model relates to communication technical field, particularly a kind of data communication system and CT machine that is applied to CT machine.
Background technology
CT machine is widely used in medicine and hygiene fields as a kind of armarium and diagnoses to assist a physician.The structural representation of current a kind of CT machine system has been shown in Fig. 1.As shown in Figure 1, this CT machine system comprises: CT frame 10 and image processing system 20.Wherein, CT frame 10 comprises stationary part and rotating part, and rotating part comprises CT rotating disk 11 and the rotary part such as X-ray bulb 12, x-ray detector 13 with 11 rotations of CT rotating disk.
Wherein, X-ray bulb 12 can be launched X ray in the direction perpendicular to rotating disk 11 axis.
X-ray detector 13 is installed in the position that X-ray bulb 12 is relative, the X ray of launching for receiving X-ray bulb 12, and be converted into view data export to control and image processing system 20.
The view data that image processing system 20 is exported for receiving x-ray detector 13, and carry out image reconstruction according to described view data.
Wherein, export to image processing system 20 in order to make the view data of x-ray detector 13, at present for most of CT machine system, view data between rotating part and the stationary part of CT frame 10 transmits data by opto-electronic conversion and Capacitance Coupled, and by the receiving device of stationary parts by described view data by fiber-optic transfer to image processing system 20.
In addition, those skilled in the art are also being devoted to find other data communication package.
Utility model content
In view of this, this utility model has proposed a kind of data communication system of the CT of being applied to machine on the one hand, has proposed on the other hand a kind of CT machine, in order to the view data of x-ray detector in CT machine is transferred to stationary part reliably.
The data communication system of a kind of CT of the being applied to machine the utility model proposes, described CT machine comprises rotary part and stationary part, and described rotating part comprises x-ray detector; Wherein, this data communication system comprises: the visible light signal emission element that is arranged on described rotating part and is electrically connected with described x-ray detector, for the view data from described x-ray detector is launched with the visible light signal of visible ray form; Be arranged on described stationary part and the visible light signal receiving-member with the corresponding setting of described visible light signal emission element, for receiving described visible light signal, described visible light signal is converted to view data.
In one embodiment, described visible light signal emission element comprises: a Data Modulation module that is arranged on described rotating part and is electrically connected with described x-ray detector, for the view data from described x-ray detector is modulated, obtain level modulation signal; A signal loading module that is arranged on described rotating part and is electrically connected with described Data Modulation module, for by described level modulation signal loading to visible ray driving power; Be arranged on a plurality of light emitting diodes that are connected in series on this rotating part along the circumferencial direction of CT machine rotating part, under the driving at the described visible ray driving power that has loaded level modulation signal, transmitting contain information visible light signal.
In one embodiment, described visible light signal receiving-member comprises: be arranged on described stationary part around the photodetector on the circumferencial direction of described rotating part, and for receiving described visible light signal, and output electrical signals; With a data demodulation module that is arranged on described stationary part and is electrically connected with described photodetector, for the signal of telecommunication of described photodetector output is carried out to demodulation, restore view data.
In one embodiment, described visible light signal receiving-member further comprises: be arranged on described stationary part and be positioned at a light filter of described photodetector front end, for described visible light signal is filtered; Described photodetector is for receiving the visible light signal after described light filter filters.
In one embodiment, described data communication system further comprises: the electrooptic conversion module that is arranged on described stationary part and is electrically connected with described data demodulation module, be converted to fiber-optic signal for the view data that described data demodulation module is demodulated, described fiber-optic signal is transferred to image processing system and carries out image reconstruction.
In one embodiment, described data demodulation module comprises: front-end amplifier, for the signal of telecommunication of described photodetector output is amplified; With the analog-to-digital conversion module being electrically connected with described front-end amplifier, for the signal of telecommunication of described front-end amplifier output is carried out to analog digital conversion, restore view data.
In one embodiment, described photodetector is photodiode or imageing sensor.
A kind of CT machine the utility model proposes, comprise rotary part and stationary part, and described rotating part comprises x-ray detector; In addition, this CT machine also comprises the data communication system of above-mentioned arbitrary specific implementation form.
From such scheme, can find out, owing to being provided with the VISIBLE LIGHT EMISSION parts for the view data with visible light signal transmitting x-ray detector at the rotary part of CT machine in this utility model, and be provided with the visible ray receiving-member for receiving described visible light signal at stationary parts, make the transmission of view data to replace traditional capacity coupled mode by transmission of visible light, because visible light communication is without application frequency spectrum resource, high without stability and the reliability of electromagnetic interference, the transmission of pollution-free, signal.
Brief description of the drawings
To, by describe preferred embodiment of the present utility model in detail with reference to accompanying drawing, the person of ordinary skill in the art is more clear that above-mentioned and other feature and advantage of the present utility model below, in accompanying drawing:
Fig. 1 is the structural representation of current a kind of CT machine system.
Fig. 2 is the structural representation that is applied to the data communication system of CT machine in this utility model embodiment.
Fig. 3 is the structural representation that is applied to the data communication system of CT machine in example of utility model.
Wherein, Reference numeral is as follows:
| Label | Implication |
| 110 | Visible light signal emission element |
| 111 | Data Modulation module |
| 112 | Signal loading module |
| 113 | Light emitting diode |
| 120 | Visible light signal receiving-member |
| 121 | Photodetector |
| 122 | Data demodulation module |
| 123 | Light filter |
| 124 | Electrooptic conversion module |
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, by the following examples this utility model is further described.
Fig. 2 is the structural representation that is applied to the data communication system of CT machine in this utility model embodiment.As shown in Figure 2, this data communication system can comprise: a visible light signal emission element 110 and a visible light signal receiving-member 120.
Wherein, visible light signal emission element 110 is arranged on the rotating part of CT machine and is electrically connected with x-ray detector 13, for the view data from described x-ray detector is launched with the visible light signal of visible ray form.
Visible light signal receiving-member 120 is arranged on the stationary part of CT and setting corresponding to described visible light signal emission element 110, for receiving described visible light signal, described visible light signal is converted to view data.
Wherein, the specific implementation form of visible light signal emission element 110 and visible light signal receiving-member 120 can have respectively multiple, below by an example, a kind of implementation is wherein described.
Fig. 3 is the structural representation that is applied to the data communication system of CT machine in example of this utility model.As shown in Figure 3, in this example, visible light signal emission element 110 can specifically comprise: a Data Modulation module 111, a signal loading module 112 and a plurality of light emitting diode.
Wherein, Data Modulation module 111 is arranged on CT machine rotating part and is electrically connected with x-ray detector 13, for to modulating from the view data of described x-ray detector 13, obtains level modulation signal.
Signal loading module 112 is arranged on described rotating part and is electrically connected with described Data Modulation module 111, for by described level modulation signal loading to visible ray driving power 130.
A plurality of light emitting diodes 113 are arranged on this rotating part and are connected in series along the circumferencial direction of CT machine rotating part, under the driving at the described visible ray driving power 130 that has loaded level modulation signal, and the visible light signal that transmitting contains information.In this example, a plurality of light emitting diodes 113 can be fixed on rotating disk 11 by materials such as flexible PCB plates.A plurality of light emitting diodes 113 can be evenly distributed on the circumference of rotating disk, and its concrete quantity is optimized definite to affect the interval of signal detection.
In this example, visible light signal receiving-member 120 can specifically comprise: a photodetector 121 and a data demodulation module 122.
Wherein, photodetector 121 is arranged on the circumferencial direction of CT machine stationary part around described rotating part, for receiving described visible light signal, and output electrical signals.In this example, the position that photodetector 121 can face a light emitting diode 113 is fixedly installed.When specific implementation, it can adopt an imageing sensor to realize, and also can adopt a plurality of photodiodes to realize.If adopt a plurality of photodiodes to realize, the concrete quantity of photodiode and detection range can be optimized definite according to the intensity of signal detection.
Data demodulation module 122 is arranged on described stationary part and is electrically connected with described photodetector 121, for the signal of telecommunication of described photodetector output is carried out to demodulation, restores view data.
In this example, in the time that visible light signal is received, also can filter visible light signal by a light filter in advance, with the visible light signal that filters out unnecessary spectral signal or other and deposit, to extract target visible light signal.For example, visible light signal receiving-member 120 can further comprise the light filter 123 that is arranged on described stationary part and is positioned at photodetector 121 front ends, for described visible light signal is filtered.Correspondingly, photodetector 121 is for receiving the visible light signal after light filter 123 filters.
In this example, for adopting optical fiber to carry out the situation of transfer of data between CT frame 10 and image processing system 20, this data communication system can further comprise an electrooptic conversion module 124 that is arranged on described stationary part and is electrically connected with described data demodulation module, be converted to fiber-optic signal for the view data that described data demodulation module is demodulated, described fiber-optic signal is transferred to image processing system and carries out image reconstruction.
In this example, data demodulation module 122 can have multiple specific implementation form, and for example, it can comprise a front-end amplifier (not shown) and an analog-to-digital conversion module (not shown) being electrically connected with described front-end amplifier.Wherein, front-end amplifier amplifies for the signal of telecommunication that described photodetector 121 is exported; Analog-to-digital conversion module, for the signal of telecommunication of described front-end amplifier output is carried out to analog digital conversion, restores view data.
The CT machine proposing in this utility model embodiment comprises rotary part and stationary part, and described rotating part comprises x-ray detector; In addition, this CT machine also comprises the data communication system of above-mentioned arbitrary specific implementation form.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. be applied to a data communication system for CT machine, described CT machine comprises rotary part and stationary part, and described rotating part comprises x-ray detector; It is characterized in that, this data communication system comprises:
The visible light signal emission element that is arranged on described rotating part and is electrically connected with described x-ray detector, for launching the view data from described x-ray detector with the visible light signal of visible ray form; With
Be arranged on described stationary part and the visible light signal receiving-member with the corresponding setting of described visible light signal emission element, for receiving described visible light signal, described visible light signal be converted to view data.
2. data communication system according to claim 1, is characterized in that, described visible light signal emission element comprises:
A Data Modulation module that is arranged on described rotating part and is electrically connected with described x-ray detector, for the view data from described x-ray detector is modulated, obtains level modulation signal;
A signal loading module that is arranged on described rotating part and is electrically connected with described Data Modulation module, for by described level modulation signal loading to visible ray driving power; With
Be arranged on a plurality of light emitting diodes that are connected in series on this rotating part along the circumferencial direction of CT machine rotating part, under the driving at the described visible ray driving power that has loaded level modulation signal, the visible light signal that transmitting contains information.
3. data communication system according to claim 1, is characterized in that, described visible light signal receiving-member comprises:
Be arranged on described stationary part around the photodetector on the circumferencial direction of described rotating part, for receiving described visible light signal, and output electrical signals; With
A data demodulation module that is arranged on described stationary part and is electrically connected with described photodetector, for the signal of telecommunication of described photodetector output is carried out to demodulation, restores view data.
4. data communication system according to claim 3, it is characterized in that, described visible light signal receiving-member further comprises: be arranged on described stationary part and be positioned at a light filter of described photodetector front end, for described visible light signal is filtered;
Described photodetector is for receiving the visible light signal after described light filter filters.
5. according to the data communication system described in claim 3 or 4, it is characterized in that, described data communication system further comprises: the electrooptic conversion module that is arranged on described stationary part and is electrically connected with described data demodulation module, be converted to fiber-optic signal for the view data that described data demodulation module is demodulated, described fiber-optic signal is transferred to image processing system and carries out image reconstruction.
6. according to the data communication system described in claim 3 or 4, it is characterized in that, described data demodulation module comprises: front-end amplifier, for the signal of telecommunication of described photodetector output is amplified; With
The analog-to-digital conversion module being electrically connected with described front-end amplifier, for the signal of telecommunication of described front-end amplifier output is carried out to analog digital conversion, restores view data.
7. according to the data communication system described in any one in claim 3 to 4, it is characterized in that, described photodetector is photodiode or imageing sensor.
8. a CT machine, comprises rotary part and stationary part, and described rotating part comprises x-ray detector; It is characterized in that, this CT machine also comprises the data communication system as described in any one in claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420098047.1U CN203953689U (en) | 2014-03-05 | 2014-03-05 | Be applied to data communication system and the CT machine of CT machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420098047.1U CN203953689U (en) | 2014-03-05 | 2014-03-05 | Be applied to data communication system and the CT machine of CT machine |
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| CN203953689U true CN203953689U (en) | 2014-11-26 |
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| CN201420098047.1U Expired - Lifetime CN203953689U (en) | 2014-03-05 | 2014-03-05 | Be applied to data communication system and the CT machine of CT machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112763520A (en) * | 2020-12-28 | 2021-05-07 | 大连工业大学 | High-flux visible light image transmission system for root system CT scanning imager |
| CN113726441A (en) * | 2021-08-30 | 2021-11-30 | 陕西周源光子科技有限公司 | Rotary joint optical transmission system for medical CT machine |
-
2014
- 2014-03-05 CN CN201420098047.1U patent/CN203953689U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112763520A (en) * | 2020-12-28 | 2021-05-07 | 大连工业大学 | High-flux visible light image transmission system for root system CT scanning imager |
| CN112763520B (en) * | 2020-12-28 | 2023-12-22 | 大连工业大学 | High-flux visible light image transmission system for root system CT scanning imager |
| CN113726441A (en) * | 2021-08-30 | 2021-11-30 | 陕西周源光子科技有限公司 | Rotary joint optical transmission system for medical CT machine |
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Granted publication date: 20141126 |
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