CN202723865U

CN202723865U - Multifunctional X-ray perspective radiographic imaging system

Info

Publication number: CN202723865U
Application number: CN 201220365815
Authority: CN
Inventors: 沈启松
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-07-26
Filing date: 2012-07-26
Publication date: 2013-02-13
Anticipated expiration: 2022-07-26

Abstract

The utility model relates to a multifunctional X-ray perspective radiographic imaging system which comprises an image collecting unit consisting of a COMS (Complementary Metal Oxide Semiconductor) image sensor and a first LVDS (Low Voltage Differential Signaling) transmission module, an image processing unit consisting of a second LVDS transmission module, a USB (Universal Serial Bus) data transmission module, a coupling circuit, an IBS (International Business Service) circuit and a keyboard module as well as a PC (Personal Computer). The image collecting unit is connected with the second LVDS transmission module of the image processing unit through the first LVDS transmission module, the second LVDS transmission module is connected with the USB data transmission module, and connected with an X-ray machine through the IBS circuit. The USB data transmission module is connected with the PC. The control output of the X-ray machine is connected with the control signal input ends of the keyboard module, the USB data transmission module, the IBS circuit through the coupling circuit. The multifunctional X-ray perspective radiographic imaging system provided by the utility model has the advantages of simple structure, convenience in connection and low cost, as well as strong compatibility.

Description

Multifunctional X-ray perspective photographic imagery system

Technical field

This utility model relates to field of medical, especially has the control system of multifunctional signal control and imaging transmission integration capability, and specifically a kind of Multifunctional X-ray is had an X-rayed the photographic imagery system.

Background technology

Existing traditional X-ray line imaging mode has the modes such as fluorescence imaging, fluorescent screen+low-light video camera, image amplifier+video camera, direct digital radiography (DR).Wherein the highest with image amplifier+camera performance cost ratio, be a kind of perspective and the photographic imagery mode that is most widely used at present.Video camera has analog-and digital-two kinds in image amplifier+video camera mode, and the digital image camera has LVDS, USB, GIGE mode.Analog imaging wherein, advantage be simple in structure, cost is low.Shortcoming is that image definition is low, control is inconvenient, needs special capture card ability digitized.LVDS(Low Voltage Differential Signal wherein) video camera that adopts of mode, advantage is that image definition is high, long transmission distance.Shortcoming is that cost is high, control is inconvenient.Wherein USB mode advantage is that image definition is high, cost is low.Shortcoming is the demand that control is inconvenient, transmission range closely can't satisfy perspective compartment.Wherein GIGE mode advantage is that image definition height, long transmission distance, speed are fast.Shortcoming is that cost is high, control is inconvenient.

Summary of the invention

The purpose of this utility model is in the traditional X-ray imaging mode, can not compatible problem between image definition, transmission range, the several functions control, a kind of Multifunctional X-ray perspective photographic imagery system is proposed.With cmos image sensor, LVDS transport module and the combination of usb data transport module, the COMS imageing sensor is finished seizure and the digitized of x-ray image, finish the transmission of long distance with the LVDS mode, finish the collection of image with the USB mode, so not only overcome the too short deficiency of USB transmission range but also solved the high problem of LVDS capture card complex structure cost.

The technical solution of the utility model is:

A kind of Multifunctional X-ray is had an X-rayed the photographic imagery system, it comprises the imageing sensor by COMS, the image acquisition units that the one LVDS transport module consists of, by the 2nd LVDS transport module, the usb data transport module, coupling circuit, the brightness of image auto-adjusting circuit is graphics processing unit and the PC that IBS circuit and Keysheet module consist of, described image acquisition units is as the picture signal collecting device of Multifunctional X-ray perspective photographic imagery system, (image amplifier is to be visible images with the x-ray image transitions to be arranged on the image amplifier of X-ray machine, and the device that this visible images brightness is improved) rear end, image acquisition units links to each other with the 2nd LVDS transport module of graphics processing unit by a LVDS transport module, one data signal end of the 2nd LVDS transport module links to each other with the data signal end of usb data transport module, another data signal end links to each other with the signal input part of X-ray machine by the IBS circuit, the data signal outfan of usb data transport module links to each other with the respective signal input of PC, the output of the control signal of X-ray machine by behind the coupling circuit with Keysheet module, the usb data transport module, the corresponding control signal input of IBS circuit links to each other.

The data signal outfan of usb data transport module of the present utility model links to each other with the respective signal input of PC by the first USB interface; The control signal outfan of Keysheet module links to each other with the respective signal input of PC by secondary USB interface.

Another data signal end of the 2nd LVDS transport module of the present utility model links to each other with the signal input part of IBS circuit, and the signal output part of IBS circuit links to each other with the control interface of X-ray machine by control interface.

A LVDS transport module of the present utility model and the 2nd LVDS transport module include the LVDS data and send chip and LVDS data receiver chip.

The beneficial effects of the utility model:

Transmission of video passage of the present utility model: the image capture module by the image signal transmission of COMS imageing sensor+LVDS mode+USB mode forms, the COMS sensor is finished seizure and the digitized of x-ray image, finish the transmission of long distance with the LVDS mode, finish the collection of image with the USB mode, so not only overcome the too short deficiency of USB transmission range but also solved the high problem of LVDS capture card complex structure cost.

Control signal passage of the present utility model: the control signal that receives X-ray machine by interface, comprise the signals such as perspective, preparation, photography, by conversion and coding, convert the signal that Keysheet module can receive to, send into the PC computer by the USB keyboard interface, these signals can be defined as the various hot keys of image processing software, are convenient to various software applications, thus demonstration and the collection of the demonstration of control perspective signal, collection, storage and some picture.

Bulb of the present utility model (producing the parts of x-ray) tube voltage control signal produces passage.The picture signal that the 2nd LVDS transport module handle receives is when giving the usb data transport module, it is the IBS circuit that picture signal is sent to the brightness of image auto-adjusting circuit, its signal is told two-way, one the tunnel directly compares the output x-ray with the x-ray image brightness signal that arranges produces required high frequency KV+(or mA+), KV-(or mA-) signal; One the tunnel through D/A switch, by integration, relatively respectively output image automatic brightness adjustment (IBS) signal and general KV+(or mA+), KV-(or mA-) signal, these IBS and KV+/KV-signal can adapt to the demand of different X-ray machines.

The utlity model has advantage simple in structure, easy to connect and that cost is low, has very strong compatibility, can with present various X-ray machines and the fine combination of various X line image process software, all very convenient for production figures X-ray machine and the existing X-ray machine of upgrading.

Description of drawings

Fig. 1 is theory diagram of the present utility model.

Fig. 2 is the circuit theory diagrams of this utility model image acquisition units.

Fig. 3 is the circuit theory diagrams of this utility model graphics processing unit.

U1. COMS imageing sensor among the figure, U2. the LVDS data send chip, U3. LVDS data receiver chip, P1. interface, the L1.LVDS transmission cable, the U4.AVR-ATtiny control single chip computer, P3.X line machine signal input interface, U10.X line machine signal coupling circuit, U11. logic combination circuit, U13. keyboard control chip, U14-U18. brightness of image are regulated and bulb voltage control signal generation circuit (U14.D/A change-over circuit, U15. digital comparator automatically, U16. integrating circuit, U17. analog comparator, U18. the signal driver output circuit of control X-ray machine), the USB2.USB keyboard interface, the P2.LVDS signaling interface, U5 LVDS data receiver chip, U6. LVDS data send chip, U7. usb data transport module, U8. memorizer, USB1. picture signal USB interface, P4.X line machine control signal output interface, U9/U12. power transfer module.

The specific embodiment

Below in conjunction with drawings and Examples this utility model is further described.

As shown in Figure 1, a kind of Multifunctional X-ray is had an X-rayed the photographic imagery system, it comprises the imageing sensor by COMS, the image acquisition units that the one LVDS transport module consists of, by the 2nd LVDS transport module, the usb data transport module, coupling circuit, the brightness of image auto-adjusting circuit is graphics processing unit and the PC that IBS circuit and Keysheet module consist of, described image acquisition units is as the picture signal collecting device of Multifunctional X-ray perspective photographic imagery system, (image amplifier is to be visible images with the x-ray image transitions to be arranged on the image amplifier of X-ray machine, and the device that this visible images brightness is improved) rear end, image acquisition units links to each other with the 2nd LVDS transport module of graphics processing unit by a LVDS transport module, one data signal end of the 2nd LVDS transport module links to each other with the data signal end of usb data transport module, another data signal end links to each other with the signal input part of X-ray machine by the IBS circuit, the data signal outfan of usb data transport module links to each other with the respective signal input of PC, the output of the control signal of X-ray machine by behind the coupling circuit with Keysheet module, the usb data transport module, the corresponding control signal input of IBS circuit links to each other.

In Fig. 2, COMS imageing sensor U1 receives the x-ray image of XRII cutout screen by camera lens, AVR single-chip microcomputer U4 arranges the parameter of COMS imageing sensor U1 (comprising breadth size, position, image gain of image etc.), COMS imageing sensor U1 processes picture signal according to the parameter that arranges, and the analogue signal of image is carried out A/D change, direct output digit signals.LVDS module U2 is converted to the LVDS signal with its digital signal, by interface P1 and transmission cable L1 data image signal is sent into the USB acquisition module.The COMS imageing sensor U1 control signal that the LVDS module can be sent the USB acquisition module here is converted to the signal that COMS imageing sensor U1 can receive, and COMS imageing sensor U1 is controlled.To what the COMS imageing sensor was controlled two-way arranged, switch and use, during with AVR single-chip microcomputer U4 control, photographic head can be used as independently that the LVDS camera uses; During with external control signal, can cooperate the USB acquisition module to use, also can be used with other LVDS capture cards.Flexible configuration is compatible strong.

In Fig. 3, interface P2 receives the data image signal of sending to (or other LVDS cameras) among Fig. 1 by LVDS cable, U5 is converted into the signal that USB2.0 data transmission module U7 receives through the LVDS chip, usb data transport module U7 is under the programme-control of memorizer U8, data image signal is converted to the USB serial signal of standard by the control requirement, and USB1 sends to computer through USB interface; Usb data transport module U7 can be according to the program requirement, and required clock and the control signal of COMS imageing sensor U1 exported through LVDS pio chip U6 conversion among generation Fig. 1, control COMS imageing sensor U1 work.The LVDS mode is finished the transmission of long distance, finish the collection of image with the USB mode, has so not only overcome the too short deficiency of USB transmission range but also has solved the high problem of LVDS capture card complex structure cost.

In Fig. 3, the D/A change-over circuit U14 that the data image signal that LVDS chip U5 receives is sent among IBS and the bulb voltage control signal generation circuit U 14-U18 simultaneously converts data image signal to analogue signal, the brightness of image that produces perspective usefulness through integrating circuit U16 is regulated the IBS signal automatically, outputs to interface P4 through drive circuit U18 and sends to X-ray machine for power frequency X-ray machine voltage-regulating system.The IBS signal that integrating circuit U16 produces through analog comparator U17 with set to such an extent that level compares, produce F-KV+/-signal outputs to interface P4 through drive circuit U18 and sends to sending to X-ray machine for if digitization X-ray machine voltage-regulating system.

In Fig. 3, the data image signal that LVDS chip U5 receives is sent to digital comparator U15 simultaneously, compare with the numerical value of setting, produce high frequency F-KV+/-signal outputs to interface P4 through drive circuit U18 and sends to X-ray machine for the dynamo-electric pressure of medium-high frequency digitized x-ray regulating system.

In Fig. 3, the signals such as the perspective of interface P3 reception X-ray machine, exposure preparation, exposure, through coupling circuit U10 and logic combination circuit U11, be converted to the signal of keyboard chip U13, usb data transport module U7, drive circuit U18, keyboard chip U13 is converted into different USB keyboard hot key signals by setting, USB interface USB2 through keyboard sends to computer, for different image processing softwares uses.Usb data transport module U7 and drive circuit U18 are operated in different states according to the semaphore request of logic combination circuit U11.

This utility model does not relate to partly all, and the prior art that maybe can adopt same as the prior art is realized.

Claims

1. a Multifunctional X-ray is had an X-rayed the photographic imagery system, it is characterized in that it comprises the imageing sensor by COMS, the image acquisition units that the one LVDS transport module consists of, by the 2nd LVDS transport module, the usb data transport module, coupling circuit, the brightness of image auto-adjusting circuit is graphics processing unit and the PC that IBS circuit and Keysheet module consist of, described image acquisition units is as the picture signal collecting device of Multifunctional X-ray perspective photographic imagery system, be arranged on the rear end of the image amplifier of X-ray machine, image acquisition units links to each other with the 2nd LVDS transport module of graphics processing unit by a LVDS transport module, one data signal end of the 2nd LVDS transport module links to each other with the data signal end of usb data transport module, another data signal end links to each other with the signal input part of X-ray machine by the IBS circuit, the data signal outfan of usb data transport module links to each other with the respective signal input of PC, the output of the control signal of X-ray machine by behind the coupling circuit with Keysheet module, the usb data transport module, the corresponding control signal input of IBS circuit links to each other.

2. Multifunctional X-ray according to claim 1 is had an X-rayed the photographic imagery system, it is characterized in that the data signal outfan of described usb data transport module links to each other with the respective signal input of PC by the first USB interface; The control signal outfan of Keysheet module links to each other with the respective signal input of PC by secondary USB interface.

3. Multifunctional X-ray according to claim 1 is had an X-rayed the photographic imagery system, another data signal end that it is characterized in that described the 2nd LVDS transport module links to each other with the signal input part of IBS circuit, and the signal output part of IBS circuit links to each other with the control interface of X-ray machine by control interface.

4. Multifunctional X-ray according to claim 1 is had an X-rayed the photographic imagery system, it is characterized in that a described LVDS transport module and the 2nd LVDS transport module include the LVDS data and send chip and LVDS data receiver chip.