CN104337493A - Endoscope system with digital signal transmission - Google Patents
Endoscope system with digital signal transmission Download PDFInfo
- Publication number
- CN104337493A CN104337493A CN201310392932.0A CN201310392932A CN104337493A CN 104337493 A CN104337493 A CN 104337493A CN 201310392932 A CN201310392932 A CN 201310392932A CN 104337493 A CN104337493 A CN 104337493A
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- signal transmission
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- 230000008054 signal transmission Effects 0.000 title claims abstract description 45
- 238000001514 detection method Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 18
- 230000000295 complement effect Effects 0.000 claims description 2
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 239000000523 sample Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00002—Operational features of endoscopes
- A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
- A61B1/00009—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of endoscope
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00002—Operational features of endoscopes
- A61B1/00011—Operational features of endoscopes characterised by signal transmission
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/05—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Signal Processing (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
The invention relates to an endoscope system for digital signal transmission, which comprises a probe tube, a high-definition image acquisition unit, a light-emitting module, a digital signal transmission unit and an image processing unit. The image capturing unit is positioned in the hollow tube body of the detecting tube, the high-definition image capturing unit is provided with a lens and a digital photosensitive module, the light emitting module is positioned around the lens and used for providing a light source, the digital photosensitive module generates a digital image signal through the light source, and the digital signal transmission unit is also positioned in the hollow tube body of the detecting tube and connected with the image capturing unit; the image processing unit is provided with an analysis module and a display module, the analysis module generates an image output signal after analyzing and processing the digital image signal, and the display module displays a detection image corresponding to the image output signal.
Description
Technical field
System of the present invention about a kind of endoscopic system, the endoscopic system of particularly a kind of digital signal transmission.
Background technology
When distance need be grown transmit image, because of the energy attenuation degree of analog signal, comparatively digital signal is low, therefore the signal transmission of existing endoscope is analog transmission, it is via the amplifier in image sensing component and analog-digital converter (ADC) that the image of known endoscope transmits flow process, be first digital signal by video conversion, digital signal is transferred to analog signal more again by digital analog converter (DAC), carry out growing the transmission of distance signal with twisted-pair feeder or coaxial cable, and then convert analog signal to standard Video form by image-processing circuit again, finally be sent to display screen with show image.
When using analog form to transmit signal, because frequency range can be restricted, and transmission speed cannot be improved, when the high-resolution image signal of transmission high definition, signal will be caused to be difficult to transmit in real time cause image to delay.
In sum, even if known analog endoscope has the ability of long range propagation, but also has the restriction that resolution is not high, because resolution is not high, also transmission data are brought up little, efficiency of transmission is low, though because of transmitting range long, can use wide, but limited quality, after image zoom, often cannot differentiate relevant important information, quality is low.
In addition, although digital camera and the mobile phone correlation technique in recent years with high definition high-resolution camera function are quite ripe, but its internal image sensing component and as receiving terminal motherboard between distance very short, mostly only less than the distance of 1 centimeter, the digital signal transmission technology that therefore digital camera and mobile phone are correlated with also cannot be used in endoscopic arts.
Summary of the invention
In view of this, the invention provides a kind of endoscopic system of digital signal transmission, above-mentioned shortcoming can be solved by the endoscopic system of this digital signal transmission.
The endoscopic system of digital signal transmission provided by the present invention comprises a sound-pipe, a high definition image acquisition unit, a light emitting module, a digital signal transmission unit, an image process unit and a control unit.
The sound-pipe of the present invention is a hollow tube, and sound-pipe has a first end and one second end, high definition image acquisition unit is positioned at the hollow tube of sound-pipe, this high definition image acquisition unit has a camera lens and a digital illuminant module, wherein this camera lens is positioned at this first end, and this digital illuminant module is linked to this camera lens, this digital illuminant module can by the environmental images conversion generation one digitized video signal around this camera lens.
Light emitting module of the present invention is positioned at around this camera lens, in order to provide a light source.
Digital signal transmission unit of the present invention is also positioned at this hollow tube, and is connected to this high definition image acquisition unit.
The image process unit of the present invention is connected to this second end of sound-pipe, and has a judge module, an analysis module, a display module and a supply of electric power module.
When digitized video signal from digital illuminant module is sent to image process unit by digital signal transmission unit, judge module first can judge whether digitized video signal is now the signal meeting an expection specification; If digitized video signal now meets the signal of this expection specification really, then analysis module will produce an image output signal after carrying out analyzing and processing to this digitized video signal, and finally, this display module is to image output signal display one detecting image.
Power module is except supply electric power is to image process unit, and also can supply electrical power to high definition image acquisition unit and light emitting module, the present invention is not as limit.
Control unit of the present invention is connected to this high definition image acquisition unit and this light emitting module, and in order to control making flowing mode and adjusting the brightness of this light emitting module of this high definition image acquisition unit, the present invention is not as limit.
The endoscopic system of digital signal transmission provided by the present invention directly replaces the transmission means of existing analog signal with digital signal, distance can be grown and transmit a large amount of signal data, and overcome the problem that digital signal is easily disturbed, not only there is transmitting range long, wide advantage can be used, also can obtain high-resolution image.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the endoscopic system of digital signal transmission of the present invention.
Reference numeral: the endoscopic system of digital signal transmission: 2; Sound-pipe: 20; First end: 201; Second end: 202; High definition image acquisition unit: 30; Camera lens: 301; Numeral illuminant module: 302; Light emitting module: 40; Digital signal transmission unit: 50; Image process unit: 60; Judge module: 601; Analysis module: 602; Display module: 603; Power module: 604; Control unit: 70.
Detailed description of the invention
Fig. 1 shows the endoscopic system of digital signal transmission provided by the present invention, as shown in Figure 1, the endoscopic system 2 of digital signal transmission provided by the present invention comprises sound-pipe 20, high definition image acquisition unit 30, digital signal transmission unit 50 and an image process unit 60.
Sound-pipe 20 of the present invention is a hollow tube, and sound-pipe 20 has first end 201 and one second end 202, and sound-pipe 20 can be non-conductive material.The present invention is not as limit.
High definition image acquisition unit 30 of the present invention is positioned at the hollow tube of sound-pipe 20, this high definition image acquisition unit 30 has camera lens 301 and a digital illuminant module 302, wherein this camera lens is positioned at this first end 201, and this digital illuminant module 302 connection lens 301, digital illuminant module 302 can by the environmental images conversion generation one digitized video signal around camera lens 301.
In one embodiment, high definition image acquisition unit 30 belongs to USB videl stage (UVC) equipment, and that is, the image acquisition unit 30 of this case can not need to install plug and play under any driver, and the present invention is not as limit.
In one embodiment, high definition image acquisition unit 30 can be network camera (webcam), the present invention is not as limit, use network camera as this high definition image acquisition unit 30, significantly can reduce the cost of the endoscopic system 2 of framework digital signal transmission provided by the present invention.
In one embodiment, this digital illuminant module 302 is a charge-coupled image sensor (Charge-coupled Device, CCD) or a complementary metal oxide semiconductors (CMOS) (CMOS), and the present invention is not as limit.
The endoscopic system 2 of digital signal transmission provided by the present invention can comprise a light emitting module 40, light emitting module 40 of the present invention is positioned at around this camera lens 301, light emitting module 40 can be one or a plurality of, in order to provide a light source, in one embodiment, light emitting module 40 can be light emitting diode (Light-Emitting Diode, LED), and the present invention is not as limit.
No matter this digital illuminant module 302 is CCD or CMOS, it is all the quasiconductor recording light change, therefore, when sound-pipe 20 stretch into detect in object under test time, the situation of insufficient light may be met with, the light source irradiation provided by light emitting module 40, and after light enters camera lens 301, numeral illuminant module 302 can respond to light, and the environmental images around camera lens 301 is transformed into digitized video signal, and the present invention is not as limit.
Digital signal transmission unit 50 of the present invention is also positioned at this hollow tube, and be connected to this image acquisition unit 30, for transmitting the digitized video signal that this digital illuminant module 302 produces, this digital signal transmission unit 50 can be a USB (universal serial bus) (USB) cable, and the present invention is not as limit.
In one embodiment, digital signal transmission unit 50 of the present invention is many stamens structure altogether, therefore the anti-strong noise interference function of tool, can grow distance and transmit a large amount of digitized video signals, and then can improve signal transmission efficiency.
In the present invention, the image pixel that high definition image acquisition unit 30 captures is greater than 300,000 pixels, therefore can produce a large amount of digitized video signals, the digital signal transmission unit 50 of arranging in pairs or groups above-mentioned, just can effectively and intactly by digitized video signal transmission to image process unit 60.
Image process unit 60 of the present invention is connected to the second end 202 of sound-pipe 20, and for the treatment of digitized video signal, this image process unit 60 comprises judge module 601, analysis module 602, display module 603 and a supply of electric power module 604.
When digitized video signal from digital illuminant module 302 is sent to image process unit 60 by digital signal transmission unit 50, judge module 601 first can judge whether digitized video signal is now the signal meeting an expection specification; If digitized video signal now meets the signal of expection specification really, then analysis module 602 will produce an image output signal after carrying out analyzing and processing to this digitized video signal, and finally, this display module 603 is to image output signal display one detecting image.
In one embodiment, this expection specification can be USB videl stage (UVC), and the present invention is not as limit, in this embodiment, this judge module 601 is provided with the operating system supporting UVC, and such as Linux, Mac OS X, Windows or Solaris, the present invention is not as limit.
In one embodiment, this analysis module 602 can be a decoder, by decoder digitized video signal carried out decoding and be converted to HDMI (High Definition Multimedia Interface, HDMI) after signal, image is detected again by the corresponding HDMI signal display one of display module 603, the present invention is not as limit, HDMI is that a kind of totally digitilized image and sound transmit interface, unpressed audio frequency and video signal can be transmitted, it can thus be appreciated that, the endoscopic system transmitted by digital signal provided by the present invention can be presented clear for the image of target area.
In one embodiment, the resolution of this detection image can be 720p, 1080i or 1080p, and the present invention is not as limit.
In one embodiment, display module 603 can be one and has high screen of resolving display capabilities, and the such as display of high definition signal (High Definition or Full High Definition), the present invention is not as limit.
The power module 604 of image process unit 60 is except supply power supply is to image process unit 60, and power supply also can be provided to high definition image acquisition unit 30 and light emitting module 40, and the present invention is not as limit.
The endoscopic system 2 of digital signal transmission provided by the present invention also can comprise a control unit 70, control unit 70 connects high definition image acquisition unit 30 and light emitting module 40, in order to control high definition image acquisition unit 30 unlatching, closedown, record a video, to take pictures etc. and make flowing mode, also can in order to control the unlatching of this light emitting module 40, closedown and brightness adjustment, the present invention is not as limit.This control unit 70 can use the mode such as button, roller, touch interface, phonetic entry to carry out control operation, and the present invention is not as limit.
In one embodiment, can be integrated in a handheld main machine by this image process unit 60 and this control unit 70 further, the present invention be as limit.
The endoscopic system of digital signal transmission provided by the present invention directly replaces the transmission means of existing analog signal with digital signal, and overcome the problem that digital signal is easily disturbed, distance can be grown and transmit a large amount of digital signal data, not only there is transmitting range long, wide advantage can be used, also can obtain high-resolution image.
Above-described embodiment is only and principle of the present invention and effect thereof is described, is not used for limiting the present invention.Therefore those skilled in the art modify to above-described embodiment and change the spirit of still not de-the present invention.Protection scope of the present invention is defined by the claims.
Claims (10)
1. an endoscopic system for digital signal transmission, comprising:
One sound-pipe is a hollow tube, and has a first end and one second end;
One high definition image acquisition unit, be positioned at described hollow tube, this image acquisition unit has a camera lens and a digital illuminant module, and wherein said camera lens is positioned at described first end, and this digital illuminant module connects described camera lens, described digital illuminant module produces a digitized video signal;
One digital signal transmission unit, is positioned at described hollow tube, and connects described high definition image acquisition unit, in order to transmit described digitized video signal; And
One image process unit, is connected to described second end, and has an analysis module and a display module;
Wherein, described digitized video signal is sent to described analysis module by described digital signal transmission unit, described analysis module produces an image output signal after carrying out analyzing and processing to described digitized video signal, and described display module display corresponds to one of described image output signal and detects image.
2. the endoscopic system of digital signal transmission as claimed in claim 1, also comprises a light emitting module, is positioned at around this camera lens described.
3. the endoscopic system of digital signal transmission as claimed in claim 1, wherein said digital illuminant module is a charge-coupled device.
4. the endoscopic system of digital signal transmission as claimed in claim 1, wherein said digital illuminant module is complementary metal oxide semiconductors (CMOS) CMOS.
5. the endoscopic system of digital signal transmission as claimed in claim 1, wherein said image process unit also comprises a judge module.
6. the endoscopic system of digital signal transmission as claimed in claim 1, wherein this image process unit also comprises a power module.
7. the endoscopic system of digital signal transmission as claimed in claim 1, wherein said digital signal transmission unit is a USB (universal serial bus) cable.
8. the endoscopic system of digital signal transmission as claimed in claim 1, wherein the resolution of this detection image is 720p, 1080i or 1080p.
9. the endoscopic system of digital signal transmission as claimed in claim 1, wherein said high definition image acquisition unit belongs to USB videl stage equipment.
10. the endoscopic system of digital signal transmission as claimed in claim 1, wherein said analysis module is a decoder.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102126633A TW201503866A (en) | 2013-07-25 | 2013-07-25 | Digital signal transmission endoscope system |
| TW102126633 | 2013-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104337493A true CN104337493A (en) | 2015-02-11 |
Family
ID=52494533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310392932.0A Pending CN104337493A (en) | 2013-07-25 | 2013-09-02 | Endoscope system with digital signal transmission |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104337493A (en) |
| TW (1) | TW201503866A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110162284A (en) * | 2018-02-12 | 2019-08-23 | 宏正自动科技股份有限公司 | A kind of operating and controlling interface device and its control system |
-
2013
- 2013-07-25 TW TW102126633A patent/TW201503866A/en unknown
- 2013-09-02 CN CN201310392932.0A patent/CN104337493A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110162284A (en) * | 2018-02-12 | 2019-08-23 | 宏正自动科技股份有限公司 | A kind of operating and controlling interface device and its control system |
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| Publication number | Publication date |
|---|---|
| TW201503866A (en) | 2015-02-01 |
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Application publication date: 20150211 |