CN112690751A - Method and system for realizing endoscope camera based on direct current communication - Google Patents
Method and system for realizing endoscope camera based on direct current communication Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 50
- 239000002131 composite material Substances 0.000 claims abstract description 73
- 230000000694 effects Effects 0.000 abstract description 6
- 230000003287 optical effect Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
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- 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
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- 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
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- 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
Abstract
The embodiment of the invention provides a method and a system for realizing an endoscope camera based on direct current communication, wherein the method comprises the following steps: processing according to the power signal and the communication signal to obtain a composite signal input by the camera; and analyzing the composite signal input by the camera and acquiring the power signal and the communication signal. According to the implementation method and the implementation system of the endoscope camera based on the direct-current communication, provided by the embodiment of the invention, the situation that the endoscope camera can normally work only by needing a plurality of connecting wires in the prior art is solved by integrating the power signal wire and the data wire, the effects of reducing the number of the connecting wires of the camera and simplifying the structure are realized, and the user experience is improved.
Description
Technical Field
The embodiment of the invention relates to an endoscope technology, in particular to a method and a system for realizing an endoscope camera based on direct current communication.
Background
The size of the current endoscope camera is smaller and smaller, and the use environment is more and more rigorous, so a series of problems are brought. Firstly, as the size of the camera is smaller and smaller, the welding of the connecting wires is more and more difficult (or the size of the flexible flat cable is smaller and smaller), and meanwhile, as the use condition of the endoscope has space limitation, the number of the connecting wires is reduced, and the welding workload and the space occupied by the wires are greatly reduced. At present, the optical sensor with smaller size needs a minimum of 4 connecting wires including power supply, ground, clock and data or 2 differential data wires.
Disclosure of Invention
The invention provides a method for realizing an endoscope camera based on direct current communication, which realizes the effects of reducing the number of connecting wires of the camera and simplifying the structure,
in a first aspect, an embodiment of the present invention provides a method for implementing an endoscope camera based on dc communication, including:
processing according to the power signal and the communication signal to obtain a composite signal input by the camera;
and analyzing the composite signal input by the camera and acquiring the power signal and the communication signal.
Optionally, the method further includes:
modulating according to the communication signal to obtain an image signal;
and processing the image signal and the power supply signal to obtain a composite signal output by the camera and outputting the composite signal.
Optionally, the method further includes:
analyzing the composite signal output by the camera to obtain the image signal;
and displaying the image content according to the image signal.
Optionally, the modulating according to the communication signal to obtain the image signal includes:
performing parameter configuration according to the communication signal;
and coding and signal modulating the communication signal after the parameter configuration to obtain an image signal.
Optionally, after the communication signal after the parameter configuration is encoded and signal-modulated to obtain an image signal, the method further includes:
and judging whether the image signal meets the output condition, and if not, performing parameter configuration again.
In a second aspect, an embodiment of the present invention further provides a system for implementing an endoscope camera based on dc communication, where the system includes:
the processing module is used for processing to generate a composite signal input by the camera or analyzing a composite signal output by the camera;
and the control module is connected with the processing module and used for generating and outputting a composite signal output by the camera according to the composite signal input by the camera.
Optionally, the processing module includes: the device comprises a first processing module and a second processing module, wherein the second processing module is connected with the first processing module.
Optionally, the first processing module is configured to process a power signal and a communication signal to obtain a composite signal input by the camera, and the second processing module is configured to analyze the composite signal input by the camera and obtain the power signal and the communication signal.
Optionally, the control module includes: the image processing module is connected with the image sensing module.
Optionally, the image processing module is configured to obtain an image signal according to the composite signal input by the camera, and the image sensing module is configured to process the image signal and the power signal to obtain a composite signal output by the camera and output the composite signal.
The embodiment of the invention provides a method and a system for realizing an endoscope camera based on direct current communication, wherein the method comprises the following steps: processing according to the power signal and the communication signal to obtain a composite signal input by the camera; and analyzing the composite signal input by the camera and acquiring the power signal and the communication signal. According to the implementation method and the implementation system of the endoscope camera based on the direct-current communication, provided by the embodiment of the invention, the situation that the endoscope camera can normally work only by needing a plurality of connecting wires in the prior art is solved by integrating the power signal wire and the data wire, the effects of reducing the number of the connecting wires of the camera and simplifying the structure are realized, and the user experience is improved.
Drawings
Fig. 1 is a schematic flowchart of a method for implementing an endoscope camera based on dc communication according to an embodiment of the present invention;
fig. 2 is a schematic flowchart of a method for implementing an endoscope camera based on dc communication according to a second embodiment of the present invention;
fig. 3 is a schematic flowchart of a method for implementing an endoscope camera based on dc communication according to a second embodiment of the present invention;
fig. 4 is a module connection diagram of an implementation system of an endoscope camera based on direct current communication according to a third embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Before discussing exemplary embodiments in more detail, it should be noted that some exemplary embodiments are described as processes or methods depicted as flowcharts. Although a flowchart may describe the steps as a sequential process, many of the steps can be performed in parallel, concurrently or simultaneously. In addition, the order of the steps may be rearranged. A process may be terminated when its operations are completed, but may have additional steps not included in the figure. A process may correspond to a method, a function, a procedure, a subroutine, a subprogram, etc.
Furthermore, the terms "first," "second," and the like may be used herein to describe various orientations, actions, steps, elements, or the like, but the orientations, actions, steps, or elements are not limited by these terms. These terms are only used to distinguish one direction, action, step or element from another direction, action, step or element. For example, a first module may be termed a second module, and, similarly, a second module may be termed a first module, without departing from the scope of the present application. The first module and the second module are both modules, but they are not the same module. The terms "first", "second", etc. are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Example one
Fig. 1 is a schematic flow chart of a method for implementing an endoscopic camera based on direct current communication according to an embodiment of the present invention, where the method for implementing an endoscopic camera based on direct current communication according to an embodiment of the present invention is mainly implemented by an endoscopic camera system, and specifically, the method for implementing an endoscopic camera based on direct current communication according to an embodiment of the present invention includes:
and step 100, processing according to the power signal and the communication signal to obtain a composite signal input by the camera.
In this embodiment, the endoscope camera is used for medical diagnosis and surgical treatment in a medical equipment environment, and the endoscope is a detection instrument integrating traditional optics, ergonomics, precision machinery, modern electronics, mathematics and software. One has an image sensor, optical lens, light source illumination, mechanical device, etc. that can enter the stomach orally or through other natural orifices.
In this embodiment, the power signal is a power line of the endoscope camera for supplying a power voltage to the endoscope camera for operation. The communication signal is a working signal for controlling the endoscope camera, and mainly controls the endoscope camera to work and adaptively adjust the position of a lens to shoot in detail aiming at the diseased position. In this embodiment, four connecting lines in the prior art are combined into two lines, specifically, one is a ground line, and one is a data line integrating a power signal and a communication signal, and the composite signal input by the camera is a signal combining the power signal and the communication signal, specifically, the data line of the communication signal is integrated into one data line by one-line bus technology, and a power line is combined with the data line to be integrated into one line, for example, the power voltage input is generally 3.3V, and the power receiving range of the endoscope camera is 3.0V to 3.6V at this time, and when the endoscope camera recognizes the power voltage, the power voltage and the communication signal are separated to obtain two signals. In other embodiments, the power signal and the communication signal may also be integrated in other manners, and the specific implementation method is not limited in this embodiment.
And step 110, analyzing the composite signal input by the camera and acquiring the power signal and the communication signal.
In this embodiment, after receiving the composite camera input signal, the endoscope camera analyzes the composite camera input signal to separate a power supply voltage and a communication signal, which corresponds to the communication signal in step 100, and generally, the power supply signal and the initialization signal loaded on the camera are transmitted to an optical image sensor in the endoscope camera as an initialization signal, and the initialization signal is supplied to the optical image sensor for initialization start-up while simultaneously supplying power to the optical image sensor. In this embodiment, the communication signal acquired by the endoscope camera acquires an image of a focal region and returns the result of the image acquisition to an external device, which may be, for example, a computer, a display terminal, or the like, and the external device receives the result of the image acquisition and then identifies the result to acquire and display the image content, so as to externally display the image content captured by the endoscope.
The embodiment of the invention provides a method for realizing an endoscope camera based on direct current communication, which comprises the following steps: processing according to the power signal and the communication signal to obtain a composite signal input by the camera; and analyzing the composite signal input by the camera and acquiring the power signal and the communication signal. According to the implementation method and the implementation system of the endoscope camera based on the direct-current communication, provided by the embodiment of the invention, the situation that the endoscope camera can normally work only by needing a plurality of connecting wires in the prior art is solved by integrating the power signal wire and the data wire, the effects of reducing the number of the connecting wires of the camera and simplifying the structure are realized, and the user experience is improved.
Example two
Fig. 2 is a schematic flowchart of a method for implementing an endoscopic camera based on direct current communication according to an embodiment of the present invention, where the method for implementing an endoscopic camera based on direct current communication according to an embodiment of the present invention is mainly implemented by an endoscopic camera system, and specifically, the method for implementing an endoscopic camera based on direct current communication according to an embodiment of the present invention includes:
and 200, processing according to the power signal and the communication signal to obtain a composite signal input by the camera.
In this embodiment, the power signal is a power line of the endoscope camera for supplying a power voltage to the endoscope camera for operation. The communication signal is a working signal for controlling the endoscope camera, and mainly controls the endoscope camera to work and adaptively adjust the position of a lens to shoot in detail aiming at the diseased position. In this embodiment, the endoscope camera is connected with two connecting wires, one is a ground wire, and the other is a data wire integrating a power signal and a communication signal, and the composite signal input by the camera is a signal combining the power signal and the communication signal, specifically, the data wire of the communication signal is integrated into one data wire by a wire bus technology, and the power wire is combined with the data wire and integrated into one wire, for example, the power voltage input is generally 3V, and at this time, the power receiving range of the endoscope camera is 2.7V to 3.3V, and by integrating the communication signal into a signal fluctuating within 0.3V and adding the signal into the power voltage input, when the endoscope camera recognizes the power voltage, the power voltage and the communication signal are separated to obtain two signals. In other embodiments, the power signal and the communication signal may also be integrated in other manners, and the specific implementation method is not limited in this embodiment.
And step 210, analyzing the composite signal input by the camera and acquiring the power signal and the communication signal.
In this embodiment, after receiving the composite camera input signal, the endoscope camera analyzes the composite camera input signal to separate a power supply voltage and a communication signal, which corresponds to the communication signal in step 100, and generally, the power supply signal and the initialization signal loaded on the camera are transmitted to an optical image sensor in the endoscope camera as an initialization signal, and the initialization signal is supplied to the optical image sensor for initialization start-up while simultaneously supplying power to the optical image sensor.
And step 220, modulating according to the communication signal to obtain an image signal.
In this embodiment, referring to fig. 3, step 220 further includes:
and 221, configuring parameters according to the communication signals.
And 223, judging whether the image signal meets the output condition, and if not, performing parameter configuration again.
In this embodiment, the communication signal is an initialization signal, and after the endoscope receives the initialization signal, the parameter of the relevant sensor is configured, and the captured image information is output, where the image information is the communication signal after the parameter configuration. The image signal is obtained by subjecting the image information to the processes of encoding and signal modulation. In addition, the integrated image signal is detected inside the endoscope, and whether the integrated image signal meets the output condition is judged, wherein the output condition is whether the integrated image signal can be completely analyzed or whether the image content is complete or not.
And step 230, processing the image signal and the power supply signal to obtain a composite signal output by the camera and outputting the composite signal.
In this embodiment, the endoscope camera combines the image signal and the power signal to generate a composite signal output by the camera, specifically, the data line of the image signal is integrated into one data line by one-line bus technology, and the power line is combined with the data line into one line, for example, the power voltage input is generally 3V, and the power receiving range of the endoscope camera is 2.7V to 3.3V, and when the external device identifies the power voltage, the power voltage and the image signal are separated to obtain two signals by integrating the communication signal into a signal fluctuating within 0.3V and adding the signal to the power voltage input. In other embodiments, the power signal and the image signal may also be integrated in other manners, and the specific implementation method is not limited in this embodiment.
And step 240, analyzing the composite signal output by the camera to acquire the image signal.
And step 250, displaying the image content according to the image signal.
In this embodiment, the composite signal output by the camera is transmitted to the external device through the power line, and the external device receives the composite signal output by the camera, separates the power signal from the image signal, and decodes the image signal to obtain the image content, so that the image content can be displayed on another display device.
The embodiment of the invention provides a method for realizing an endoscope camera based on direct current communication, which comprises the following steps: processing according to the power signal and the communication signal to obtain a composite signal input by the camera; analyzing the composite signal input by the camera and acquiring the power signal and the communication signal; modulating according to the communication signal to obtain an image signal; processing the image signal and the power supply signal to obtain a composite signal output by a camera and outputting the composite signal; analyzing the composite signal output by the camera to obtain the image signal; and displaying the image content according to the image signal. According to the implementation method and the implementation system of the endoscope camera based on the direct-current communication, provided by the embodiment of the invention, the situation that the endoscope camera can normally work only by needing a plurality of connecting wires in the prior art is solved by integrating the power signal wire and the data wire, the effects of reducing the number of the connecting wires of the camera and simplifying the structure are realized, and the user experience is improved.
EXAMPLE III
Fig. 4 is a module connection diagram of a system for implementing an endoscope camera based on direct current communication according to a third embodiment of the present invention, and specifically, the system for implementing an endoscope camera based on direct current communication according to the third embodiment of the present invention includes:
the processing module 1 is used for processing to generate a camera input composite signal or analyze a camera output composite signal.
In this embodiment, the processing module 1 includes: the device comprises a first processing module 11 and a second processing module 12, wherein the first processing module 11 is used for processing a power signal and a communication signal to obtain a composite signal input by a camera, and the second processing module 12 is used for analyzing the composite signal input by the camera and obtaining the power signal and the communication signal.
In this embodiment, the first processing module 11 is connected to an external device, processes and integrates a power signal output by the external device and a communication signal, generates a camera input composite signal, and sends the camera input composite signal to the endoscope camera. The second processing module 12 is disposed in the endoscope, and analyzes the composite signal input by the camera head to obtain the power signal and the communication signal. For example, the first processing module 11 and the second processing module 12 may be power supply processing modules, and may integrate or split signals.
The control module 2 is connected with the processing module 1, and is used for generating and outputting a composite signal output by the camera according to the composite signal input by the camera. The control module 2 includes: the image processing module 21 and the image sensing module 22, wherein the image sensing module 21 is connected with the image processing module 22. The image processing module 21 is configured to obtain an image signal according to the composite signal input by the camera, and the image sensing module 22 is configured to process the image signal and the power signal to obtain a composite signal output by the camera and output the composite signal.
In the present embodiment, the control module 2 is mainly an endoscope internal device, the image processing module 11 mainly obtains an image signal according to a camera input composite signal, includes a sensor and other devices, configures parameters of a relevant sensor, and then outputs the image signal, and the image sensing module 22 mainly includes a register, a clock generator and other devices, and is mainly used for generating a camera output composite signal and outputting the camera output composite signal to an external device.
The embodiment of the invention provides a device for realizing an endoscope camera based on direct current communication, which comprises: the processing module is used for processing to generate a composite signal input by the camera or analyzing a composite signal output by the camera; and the control module is connected with the processing module and used for generating and outputting a camera output composite signal according to the camera input composite signal. According to the implementation method and the implementation system of the endoscope camera based on the direct-current communication, provided by the embodiment of the invention, the situation that the endoscope camera can normally work only by needing a plurality of connecting wires in the prior art is solved by integrating the power signal wire and the data wire, the effects of reducing the number of the connecting wires of the camera and simplifying the structure are realized, and the user experience is improved.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. An implementation method of an endoscope camera based on direct current communication is characterized by comprising the following steps:
processing according to the power signal and the communication signal to obtain a composite signal input by the camera;
and analyzing the composite signal input by the camera and acquiring the power signal and the communication signal.
2. The method for implementing an endoscopic camera based on direct current communication according to claim 1, further comprising:
modulating according to the communication signal to obtain an image signal;
and processing the image signal and the power supply signal to obtain a composite signal output by the camera and outputting the composite signal.
3. The method for implementing an endoscopic camera based on direct current communication according to claim 2, further comprising:
analyzing the composite signal output by the camera to obtain the image signal;
and displaying the image content according to the image signal.
4. The method for implementing an endoscope camera head based on direct current communication according to claim 2, wherein said modulating according to said communication signal to obtain image signal includes:
performing parameter configuration according to the communication signal;
and coding and signal modulating the communication signal after the parameter configuration to obtain an image signal.
5. The method for implementing an endoscope camera based on direct current communication as claimed in claim 4, wherein the encoding and signal modulation of the communication signal after parameter configuration to obtain the image signal further comprises:
and judging whether the image signal meets the output condition, and if not, performing parameter configuration again.
6. An implementation system of an endoscope camera based on direct current communication is characterized by comprising:
the processing module is used for processing to generate a composite signal input by the camera or analyzing a composite signal output by the camera;
and the control module is connected with the processing module and used for generating and outputting a composite signal output by the camera according to the composite signal input by the camera.
7. The system for implementing an endoscopic camera based on direct current communication according to claim 6, wherein said processing module comprises: the device comprises a first processing module and a second processing module, wherein the second processing module is connected with the first processing module.
8. The system for implementing an endoscopic camera based on dc communication of claim 7, wherein the first processing module is configured to process a power signal and a communication signal to obtain a composite camera input signal, and the second processing module is configured to analyze the composite camera input signal and obtain the power signal and the communication signal.
9. The system for implementing an endoscopic camera based on direct current communication according to claim 6, wherein said control module comprises: the image processing module is connected with the image sensing module.
10. The system for implementing an endoscope camera based on dc communication of claim 9, wherein the image processing module is configured to obtain an image signal according to the composite signal input by the camera, and the image sensing module is configured to process the image signal and the power signal to obtain and output a composite signal output by the camera.
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Cited By (1)
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| CN114125348A (en) * | 2021-11-25 | 2022-03-01 | 深圳信息职业技术学院 | Endoscope signal transmission method and endoscope |
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| US5615126A (en) * | 1994-08-24 | 1997-03-25 | Lsi Logic Corporation | High-speed internal interconnection technique for integrated circuits that reduces the number of signal lines through multiplexing |
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