CN201104894Y - Supersonic diagnosis apparatus - Google Patents
Supersonic diagnosis apparatus Download PDFInfo
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- CN201104894Y CN201104894Y CNU2007201933711U CN200720193371U CN201104894Y CN 201104894 Y CN201104894 Y CN 201104894Y CN U2007201933711 U CNU2007201933711 U CN U2007201933711U CN 200720193371 U CN200720193371 U CN 200720193371U CN 201104894 Y CN201104894 Y CN 201104894Y
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Abstract
The utility model discloses a ultrasonic equipment, comprising an equipment video processing circuit, and an interface circuit of video transmission, which is a serial digital interface circuit, connecting with the equipment video processing circuit. The serial digital interface circuit comprises an input circuit and an output circuit. The output circuit receives the video data which is output from the equipment video processing circuit, and after the parallel serial conversion the video data is transferred to the outside; the input circuit receives the video data from the outside transmission, and after the the parallel serial conversion the video data is sent into the equipment video processing circuit. The utility model is the ultrasonic equipment which adopts the serial digital interface, so that the input and output of the digital signal can be achieved in video transmission without digital-analog conversion, modulus conversion and other relating signal processing. The utility model is also characterized in that the quality of the image cannot be affected and the noise interference can be eliminatedf, so that the quality of the image in the input and output of the ultrasonic equipment can be greatly improved.
Description
[technical field]
This utility model relates to Medical Instruments, especially relates to a kind of ultrasonic diagnostic equipment.
[background technology]
The video input/output interface is the standing interface of ultrasonic diagnostic equipment.Video output interface is used for the graph image of ultrasonic diagnostic equipment is exported with visual form, can be connected to video frequency terminal apparatus such as video display units, television set, video printer and show, prints, and perhaps is connected to medical video recording equipment and records a video.Video input interface is used to connect the output of external video source device (as medical video reproduction equipment), and video signal is imported the ultrasonic diagnosis machine, carries out playback.Because the particularity of medical applications, constantly pursuing raising video recording quality is the important feature of a medical video recording technical development.Video interface is divided into analog video interface and digital visual interface, but traditional ultrasonic diagnostic equipment only uses analog video interface, as composite video interface (CVBS) and separating video interface (S-Video) or the like.For ultrasonic diagnostic equipment, video signal has experienced digital to analog conversion and analog to digital conversion and some other signal processing, increased loss of signal in the analogue transmission, so quality of signals is lost.Simultaneously, in this process, introduce noise, further worsened picture quality.
[summary of the invention]
Technical problem to be solved in the utility model is to provide a kind of ultrasonic diagnostic equipment, and it can overcome the above-mentioned defective of prior art, improves the image quality of video input and output.
For achieving the above object, this utility model adopts following technical scheme:
A kind of ultrasonic diagnostic equipment comprises equipment video processing circuits and the video transmission interface circuit that is connected on the equipment video processing circuits, and described video transmission interface circuit is serial digital interface circuit (Serial Digital Interface is called for short SDI).
Further, described serial digital interface circuit comprises input circuit and output circuit, described output circuit receives the video data of described equipment video processing circuits output and also does to transmit to the outside after parallel/serial conversion, and the video data that described input circuit reception external transmission is come is also done to send into described equipment video processing circuits after the serial conversion.
Under the optimal way, described output circuit is included in serializer and the driver that transmission side data upwards connects in turn, and described serializer is used for the video data of output is walked abreast/serial conversion, and described driver is used to produce the driving force that satisfies remote transmission; Described input circuit is included in equalizer and the deserializer that transmission side data upwards connects in turn, and described equalizer is used for the serial video signal of input is made frequency domain weighting, and described deserializer is used for serial data is carried out the serial conversion.
Described serializer comprises parallel/serial converting unit and scrambling coding unit, and described parallel/serial converting unit is used for the parallel/serial conversion of video data, and described scrambling coding unit is used to export the scrambling and the coding of serial data.
Described deserializer comprises decoding descrambling unit and serial, and described decoding descrambling unit is used for the decoding and the descrambling of input serial data, and described serial is used for the serial conversion of video data.
Be provided with the BT.656 standard signal interface on the described equipment video processing circuits, described serial digital interface circuit is communicated by letter with the equipment video processing circuits by described BT.656 standard signal interface.
Described BT.656 standard signal interface is a plate level interface.
Also comprise BNC (the Bayonet Nut Connector) connector that is used to connect described serial digital interface circuit and external transmission path.
The beneficial effects of the utility model are:
Ultrasonic diagnostic equipment of the present utility model adopts the SDI interface, can directly carry out the input and output of digital signal owing to use the SDI interface to carry out the video transmission, and do not need to carry out digital-to-analogue conversion, analog digital conversion and other relevant signal processing, thereby avoided loss in the analogue transmission process, also eliminated noise jamming simultaneously, so, the video signal that this utility model can nondestructively provide the external video source device imports the ultrasonic diagnosis machine and carries out playback, also can nondestructively export the graph image in the ultrasonic diagnostic equipment to video frequency terminal apparatus with visual form shows, video recording, print etc., effectively improve the picture quality of ultrasonic diagnostic equipment video input and output, farthest guaranteed video image transmitted quality.
[description of drawings]
Fig. 1 is the equipment video processing circuits of this utility model embodiment and the block diagram that is connected of SDI interface.
[specific embodiment]
Feature of the present utility model and advantage will be elaborated in conjunction with the accompanying drawings by embodiment.
As shown in Figure 1, the ultrasonic diagnostic equipment of present embodiment comprises equipment video processing circuits 1 and SDI interface circuit 2, and SDI interface circuit 2 is made up of SDI output circuit 21 and SDI input circuit 22 (not having 22 among the figure) two parts.Equipment video processing circuits 1 is the part that ultrasonic diagnostic equipment is responsible for finishing Video processing, also is the source and the terminal point of SDI interface circuit 2 transmitting data streams.SDI output circuit 21 and SDI input circuit 22 respectively carry out the SDI physical connection by BNC connector B1 and B2 and external transmission path.
In the present embodiment, SDI interface circuit 2 adopts the plate level to be connected with equipment video processing circuits 1, equipment video processing circuits 1 is provided with the BT.656 standard signal interface, (Printed circuit board PCB) goes up and realizes connecting the end that SDI interface circuit 2 connects equipment video processing circuits 1 in a printed circuit board with this BT.656 standard signal interface.10 or 8 parallel-by-bit signals that the BT.656 standard definition is adopted in the plate level transmission of digital of digital video data (being the chip chamber transmission) carry out the signal transmission according to the BT.656 standard between equipment video processing circuits 1 and SDI output circuit 21, the SDI input circuit 22.
The function of SDI output circuit 21 is that the parallel BT.656 video signal that equipment video processing circuits 1 is exported is converted to the sdi signal that meets form, performance requirement, to be suitable for digital of digital video data transmission between remote equipment.SDI output circuit 21 mainly is made up of two parts, i.e. serializer 211 and driver 212.The parallel data that serializer 211 provides equipment video processing circuits 1 is converted to serial data with output, specifically can comprise parallel/serial converting unit and scrambling coding unit, parallel/serial converting unit is converted to serial data with the parallel data that equipment video processing circuits 1 provides, and the scrambling coding unit carries out scrambling and coding to the serial data after changing.Driver 212 is used to produce the driving force that satisfies remote transmission.Serializer 211 and driver 212 all can adopt existing special chip to realize.
The function of SDI input circuit 22 is that the sdi signal that the outside is imported is converted to the parallel BT.656 signal that equipment video processing circuits 1 can receive and handle, so that processing such as subsequent conversion and demonstration are done in 1 pair of this video input of equipment video processing circuits.SDI input circuit 22 mainly is made up of two parts, i.e. equalizer 221 and deserializer 222.Equalizer 221 is used for the sdi signal of input is carried out frequency domain weighting, and the serial signal that long-distance transmissions is come plays a restitution, so that follow-up deserializer 222 can be discerned error-freely.Deserializer 222 comprises again input serial data decode decoding descrambling unit and serial with descrambling, and it delivers to equipment video processing circuits 1 after the SDI serial data of input is converted to parallel data.Equalizer 221 and deserializer 222 all can adopt existing special chip to realize.
Above content be in conjunction with concrete preferred implementation to further describing that this utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For this utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from this utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (8)
1. a ultrasonic diagnostic equipment comprises equipment video processing circuits and the video transmission interface circuit that is connected on the equipment video processing circuits, it is characterized in that described video transmission interface circuit is the serial digital interface circuit.
2. ultrasonic diagnostic equipment as claimed in claim 1, it is characterized in that, described serial digital interface circuit comprises input circuit and output circuit, described output circuit receives the video data of described equipment video processing circuits output and also does to transmit to the outside after parallel/serial conversion, and the video data that described input circuit reception external transmission is come is also done to send into described equipment video processing circuits after the serial conversion.
3. ultrasonic diagnostic equipment as claimed in claim 2, it is characterized in that, described output circuit is included in serializer and the driver that transmission side data upwards connects in turn, described serializer is used for the video data of output is walked abreast/serial conversion, and described driver is used to produce the driving force that satisfies remote transmission; Described input circuit is included in equalizer and the deserializer that transmission side data upwards connects in turn, and described equalizer is used for the serial video signal of input is made frequency domain weighting, and described deserializer is used for serial data is carried out the serial conversion.
4. ultrasonic diagnostic equipment as claimed in claim 3, it is characterized in that, described serializer comprises parallel/serial converting unit and scrambling coding unit, and described parallel/serial converting unit is used for the parallel/serial conversion of video data, and described scrambling coding unit is used to export the scrambling and the coding of serial data.
5. ultrasonic diagnostic equipment as claimed in claim 3, it is characterized in that, described deserializer comprises decoding descrambling unit and serial, and described decoding descrambling unit is used for the decoding and the descrambling of input serial data, and described serial is used for the serial conversion of video data.
6. as any described ultrasonic diagnostic equipment of claim 1～5, it is characterized in that, be provided with the BT.656 standard signal interface on the described equipment video processing circuits, described serial digital interface circuit is communicated by letter with the equipment video processing circuits by described BT.656 standard signal interface.
7. ultrasonic diagnostic equipment as claimed in claim 6 is characterized in that, described BT.656 standard signal interface is a plate level interface.
8. as any described ultrasonic diagnostic equipment of claim 1～5, it is characterized in that described ultrasonic diagnostic equipment also comprises the BNC connector that is used to connect described serial digital interface circuit and external transmission path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201933711U CN201104894Y (en) | 2007-09-27 | 2007-11-21 | Supersonic diagnosis apparatus |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710123689 | 2007-09-27 | ||
| CN200710123689.7 | 2007-09-27 | ||
| CNU2007201933711U CN201104894Y (en) | 2007-09-27 | 2007-11-21 | Supersonic diagnosis apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201104894Y true CN201104894Y (en) | 2008-08-27 |
Family
ID=39956673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201933711U Expired - Lifetime CN201104894Y (en) | 2007-09-27 | 2007-11-21 | Supersonic diagnosis apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201104894Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103153194A (en) * | 2010-10-13 | 2013-06-12 | 富士胶片株式会社 | Ultrasound diagnostic device |
| CN105411628A (en) * | 2015-12-31 | 2016-03-23 | 深圳开立生物医疗科技股份有限公司 | Intravascular ultrasound system |
| CN106691501A (en) * | 2015-11-12 | 2017-05-24 | 朗昇科技（苏州）有限公司 | Ultrasonic remote medical system based on Android system |
-
2007
- 2007-11-21 CN CNU2007201933711U patent/CN201104894Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103153194A (en) * | 2010-10-13 | 2013-06-12 | 富士胶片株式会社 | Ultrasound diagnostic device |
| CN103153194B (en) * | 2010-10-13 | 2015-05-27 | 富士胶片株式会社 | Ultrasound diagnostic device |
| CN106691501A (en) * | 2015-11-12 | 2017-05-24 | 朗昇科技（苏州）有限公司 | Ultrasonic remote medical system based on Android system |
| CN105411628A (en) * | 2015-12-31 | 2016-03-23 | 深圳开立生物医疗科技股份有限公司 | Intravascular ultrasound system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080827 |