CN220045926U - Medical ultrasonic equipment and audio and video processing system thereof - Google Patents
Medical ultrasonic equipment and audio and video processing system thereof Download PDFInfo
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Abstract
The utility model discloses medical ultrasonic equipment and an audio/video processing system thereof, which are applied to the technical field of medical equipment, wherein the audio/video processing system comprises: the ultrasonic system comprises an ultrasonic host, an audio and video processing module and an audio and video peripheral module, wherein the audio and video processing module is respectively in communication connection with the ultrasonic host and the audio and video peripheral module; the audio/video peripheral module comprises display equipment, audio acquisition equipment and audio playing equipment; the audio and video processing module is used for processing the audio and video data sent by the ultrasonic host and the audio data sent by the audio acquisition equipment, driving the display equipment to display the processed video data and/or driving the audio playing equipment to play the processed audio data; according to the utility model, through the design of the grading module, the image and audio processing part is separated from the main board of the ultrasonic host, so that the heavy and complex processing pressure of the main board of the medical ultrasonic host can be reduced, and the reliability and the system integration level of the medical ultrasonic equipment are improved.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to medical ultrasonic equipment and an audio and video processing system thereof.
Background
At present, a multimedia audio and video display system of medical ultrasonic equipment mainly relies on a main board of a medical ultrasonic host to process, the medical ultrasonic host occupies too much and huge processing resources, the influence on the stability and reliability of system operation is relatively large, the system design risk is increased, the product is not easy to rapidly push to the market, and the product is also not easy to rapidly iterate in multiple grades.
Therefore, how to reduce the heavy and complex processing pressure of the main board on the medical ultrasonic host and improve the reliability of the medical ultrasonic equipment is an urgent problem to be solved nowadays.
Disclosure of Invention
The utility model aims to provide medical ultrasonic equipment and an audio and video processing system thereof, so that the heavy and complex processing pressure of a main board on a medical ultrasonic host is reduced through the design of a grading module, and the reliability of the medical ultrasonic equipment is improved.
In order to solve the technical problems, the utility model provides an audio/video processing system of medical ultrasonic equipment, comprising: the ultrasonic system comprises an ultrasonic host, an audio and video processing module and an audio and video peripheral module, wherein the audio and video processing module is respectively in communication connection with the ultrasonic host and the audio and video peripheral module; the audio/video peripheral module comprises display equipment, audio acquisition equipment and audio playing equipment;
the ultrasonic host is used for sending audio and video data to the audio and video processing module;
the audio acquisition equipment is used for sending the acquired audio data to the audio and video processing module;
the audio and video processing module is used for processing the audio and video data sent by the ultrasonic host and the audio data sent by the audio acquisition device, driving the display device to display the processed video data and/or driving the audio playing device to play the processed audio data.
Optionally, the audio-video processing module comprises an audio processing device;
the audio processing device comprises an audio collector and an audio processor, wherein the input end of the audio collector is connected with the ultrasonic host and the audio collecting equipment, the output end of the audio collector is connected with the input end of the audio processor, and the output end of the audio processor is connected with the audio playing equipment;
when the audio collector acquires the audio data sent by the ultrasonic host or the audio collection equipment, the acquired audio data is sent to the audio processor; the audio processor is used for processing the audio data and driving the audio playing device to play the processed audio data.
Optionally, the audio processor includes a digital signal processor, a low-tone regulator, and an audio driver; the digital signal processor is connected with the audio collector and the bass adjuster; the other end of the low-frequency regulator is connected with the audio driver; the low-tone regulator is a regulating equalizer or a dynamic range control device;
the digital signal processor is used for processing the audio data sent by the audio collector and sending the processed audio data to the low-frequency regulator;
the low-tone regulator is used for carrying out low-tone enhancement processing on the processed audio data;
the audio driver is used for driving the audio playing device to play the audio data subjected to the bass enhancement processing.
Optionally, the audio playing device is specifically a thin piezoelectric speaker, and the audio driver is specifically an audio amplifier; the output end of the audio amplifier is connected with the thin piezoelectric loudspeaker through a current limiting resistor.
Optionally, the audio and video processing module comprises a video processing device;
the video processing device comprises a video collector, a video processor and a display driver; the input end of the video collector is connected with the ultrasonic host, the output end of the video collector is connected with the input end of the video processor, the output end of the video processor is connected with the input end of the display driver, and the output end of the display driver is connected with the display device;
when the video collector acquires video data sent by the ultrasonic host, the acquired video data is sent to the video processor; the video processor is used for processing video data and sending the video data to the display driver; the display driver is used for driving the video playing device to play the processed video data.
Optionally, the video processor includes an edge computing chip;
the edge computing chip is used for performing edge computation on the video data sent by the ultrasonic host and sending the video data subjected to the edge computation to the display driver.
Optionally, the audio/video processing module comprises a touch processing device;
the touch processing device comprises a touch collector and a touch processor; the input end of the touch collector is connected with a touch screen in the audio/video peripheral module, the output end of the touch collector is connected with the input end of the touch processor, and the output end of the touch processor is connected with the ultrasonic host;
when the touch collector acquires a touch signal sent by the touch screen, the acquired touch signal is sent to the touch processor; the touch processor is used for converting a touch signal into a touch instruction and sending the touch instruction to the ultrasonic host.
Optionally, the audio and video processing module is disposed in the audio and video peripheral module.
Optionally, the audio/video processing module comprises a wired communication interface;
the audio and video processing module is connected with the ultrasonic host in a wired communication way through the wired communication interface and is used for receiving audio and video data sent by the ultrasonic host through the wired communication interface; wherein the wired communication interface comprises HDMI, DP and/or USB interfaces.
Optionally, the audio and video processing module comprises a wireless communication device;
the audio and video processing module is connected with the ultrasonic host in a wireless communication way through the wireless communication device and is used for receiving the audio and video data sent by the ultrasonic host through the wireless communication device.
Optionally, the audio playing device is specifically a thin piezoelectric speaker, and the thin piezoelectric speaker is adhered to the display device.
In addition, the utility model also provides medical ultrasonic equipment, which comprises: an audio-visual processing system of medical ultrasonic equipment as described above.
The utility model provides an audio and video processing system of medical ultrasonic equipment, which comprises: the ultrasonic system comprises an ultrasonic host, an audio and video processing module and an audio and video peripheral module, wherein the audio and video processing module is respectively in communication connection with the ultrasonic host and the audio and video peripheral module; the audio/video peripheral module comprises display equipment, audio acquisition equipment and audio playing equipment; the ultrasonic host is used for sending audio and video data to the audio and video processing module; the audio acquisition equipment is used for sending the acquired audio data to the audio and video processing module; the audio and video processing module is used for processing the audio and video data sent by the ultrasonic host and the audio data sent by the audio acquisition equipment, driving the display equipment to display the processed video data and/or driving the audio playing equipment to play the processed audio data;
therefore, the utility model separates the image and audio processing part from the main board of the ultrasonic host by the grading module design and utilizes the audio and video processing module, thereby reducing the heavy and complex processing pressure of the main board of the ultrasonic host, improving the reliability and the system integration level of the medical ultrasonic equipment and being beneficial to the multi-level and multi-type rapid iteration of the product. In addition, the utility model also provides medical ultrasonic equipment which also has the beneficial effects.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a block diagram of an audio/video processing system of a medical ultrasound device according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of an audio/video processing system of another medical ultrasound apparatus according to an embodiment of the present utility model;
fig. 3 is a display diagram of a setting position of a thin piezoelectric speaker in an audio/video processing system according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of a configuration of a thin piezoelectric speaker in an audio/video processing system according to an embodiment of the present utility model;
fig. 5 is a schematic diagram of a driving circuit of a thin piezoelectric speaker in an audio/video processing system according to an embodiment of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, fig. 1 is a block diagram of an audio/video processing system of a medical ultrasound device according to an embodiment of the present utility model. The audio-video processing system may include: the ultrasonic system comprises an ultrasonic host 10, an audio and video processing module 20 and an audio and video peripheral module 30, wherein the audio and video processing module 20 is respectively in communication connection with the ultrasonic host 10 and the audio and video peripheral module 30; the audio-video peripheral module 30 comprises a display device 31, an audio acquisition device 32 and an audio playing device 33;
the ultrasonic host 10 is used for sending audio and video data to the audio and video processing module 20;
the audio collection device 32 is configured to send the collected audio data to the audio-video processing module 20;
the audio/video processing module 20 is configured to process the audio/video data sent by the ultrasound host 10 and the audio data sent by the audio acquisition device 32, and drive the display device 31 to display the processed video data, and/or drive the audio playing device 33 to play the processed audio data.
It will be appreciated that the audio/video processing module 20 in this embodiment may be a combination of hardware modules capable of video (i.e., image) and audio processing of medical ultrasound equipment. The audio/video processing module 20 in this embodiment may be disposed on a PCB (Printed Circuit Board ) board outside the main board of the ultrasound host 10, so that the image and audio processing portions are separated from the main board of the ultrasound host 10 by the separate arrangement of the audio/video processing module 20, so as to implement a hierarchical module design of the medical ultrasound device, reduce the heavy and complex processing pressure on the main board, and improve the reliability and system integration level of the medical ultrasound device; and audio and video processing resources can be fully utilized, the personalized requirements of products are improved, the reliability is ensured, and the comprehensive cost of medical ultrasonic equipment is reduced.
Specifically, the audio/video peripheral module 30 in this embodiment may be a combination of peripheral modules for video display and audio capturing and playing, that is, the audio/video peripheral module 30 may include a display device 31 (such as a display screen) responsible for video display, an audio capturing device 32 (such as a microphone) responsible for audio capturing, and an audio playing device 33 (such as a speaker) responsible for audio playing; for example, in some embodiments the audio visual peripheral module 30 may be embodied as a display including a display screen, a microphone, and a speaker, i.e., the display may integrate the functions of the audio playing and capturing functions. The audio/video processing module is illustratively arranged in the audio/video peripheral module. Specifically, the audio and video processing module is arranged in the display casing.
It should be noted that, the audio-video processing module 20 in this embodiment may include an audio processing device 21 responsible for audio processing, that is, the audio processing device 21 may process audio data in the audio-video data sent by the ultrasound host 10 and drive the audio playing device 33 to play the processed audio data; the audio data (i.e., the recording data) sent by the audio collecting device 32 may also be processed, and the processed recording data may be sent to the ultrasound host 10 or the audio playing device 33 may be driven to play the processed recording data. For example, the audio processing device 21 may process the recording data collected by the microphone (i.e. the audio collecting device 32) in the display (i.e. the audio-video peripheral module 30), such as audio recognition of multiple MIC (microphone), voice control, DSP (digital signal processor) audio processing, noise reduction processing, audio codec processing, etc., to obtain recording processing data corresponding to the recording data, and send the recording processing data to the ultrasound host 10, so that the ultrasound host 10 can complete subsequent control processes, such as execution of voice control. The audio processing device 21 may further process the audio data sent by the ultrasound host 10, such as processing the audio related to the ultrasound scanning, and may implement AI (Artificial Intelligence ) processing, specifically, audio recognition, DSP audio effects, noise reduction processing, control, etc., so as to meet the application requirements of medical CW (continuous doppler) and PW (pulse doppler), and obtain audio data to be played corresponding to the audio data, so as to drive a speaker (i.e. the audio playing device 33) on the display to play the audio data to be played. That is, the audio input of the audio processing device 21 may have two parts, one part being audio data input by the ultrasound host 10 and one part being recording data input by the microphone.
Specifically, for the specific hardware structure of the audio processing device 21 in this embodiment, the designer may set the specific hardware structure according to the practical scenario and the user requirement, for example, the audio processing device 21 may include an audio collector and an audio processor, where an input end of the audio collector is connected to the ultrasound host 10 and the audio collection device 32, an output end of the audio collector is connected to an input end of the audio processor, and an output end of the audio processor is connected to the audio playing device 33; when the audio collector acquires the audio data transmitted by the ultrasonic host 10 or the audio collecting device 32, the acquired audio data is transmitted to the audio processor; the audio processor is used for processing the audio data and driving the audio playing device 33 to play the processed audio data; the audio processor may be further specifically configured to drive the audio playing device 33 to play the audio data sent by the processed ultrasonic host 10, and transmit the audio data sent by the processed audio processor to the ultrasonic host 10.
Further, the audio output of the audio processor in this embodiment may be increased by the bass enhancement process of the DSP (digital signal processor) to enhance the bass expression of CW (continuous doppler) and PW (pulse doppler) of ultrasound by adjusting EQ (equalizer) or DRC (dynamic range control). For example, the audio processor may include a digital signal processor, a low-tone regulator, and an audio driver; the digital signal processor is connected with the audio collector and the low-tone regulator; the other end of the low-frequency regulator is connected with the audio driver; the low-tone regulator is a regulating equalizer or a dynamic range control device; the digital signal processor is used for processing the audio data sent by the audio collector and sending the processed audio data to the low-tone regulator; the bass adjuster is used for carrying out bass enhancement processing on the processed audio data; the audio driver is for driving the audio playback device 33 to play back the audio data subjected to the bass enhancement processing. Accordingly, the audio processor may also include a digital signal processor and an audio driver; the digital signal processor is connected with the audio collector and the audio driver, and can perform audio processing including bass enhancement processing on the audio data sent by the audio collector, so that the audio driver drives the audio playing device 33 to play the audio data subjected to the bass enhancement processing; that is, the digital signal processor may adjust the equalizer or the dynamic range control device using the low-tone modulator, or may perform functional adjustment of the equalizer or the dynamic range control device by itself through digital signal processing. The present embodiment does not impose any limitation on this.
Correspondingly, as shown in fig. 5, the Audio driver may be specifically an Audio amplifier (Audio AMP); the output end of the audio amplifier is connected with the thin piezoelectric loudspeaker (namely the loudspeaker) through a current limiting resistor (such as 2.2-4.7 omega).
The audio and video processing module 20 in this embodiment may include a video processing device 22 responsible for video processing, that is, the audio processing device 21 may process video data in the audio and video data sent by the ultrasound host 10, and drive the display device 31 to play the processed video data. For example, the video processing device 22 may process video data (such as video data collected by an ultrasound probe) sent by the ultrasound host 10, such as AI image recognition (for example, fingerprint recognition, face recognition, picture, and video stream image recognition), display driving, and the like, obtain an image to be displayed corresponding to the video data, and drive a display screen on the display to display the image to be displayed, so as to implement image display of the ultrasound medical device.
Specifically, for the specific hardware structure of the video processing device 22 in this embodiment, the designer may set the specific hardware structure according to the practical scenario and the user requirement, for example, the video processing device 22 may include a video collector, a video processor and a display driver; the input end of the video collector is connected with the ultrasonic host 10, the output end of the video collector is connected with the input end of the video processor, the output end of the video processor is connected with the input end of the display driver, and the output end of the display driver is connected with the display device 31; when the video collector acquires the video data sent by the ultrasonic host 10, the acquired video data is sent to the video processor; the video processor is used for processing the video data and sending the video data to the display driver; the display driver is used for driving the video playing device to play the processed video data.
Further, the video processor in the video processing device 22 in the present embodiment may include an edge calculation chip, which may be used to perform edge calculation on the video data sent by the ultrasound host 10 and send the video data subjected to the edge calculation to the display driver; that is, the processing of the video data by the video processor may include an edge calculation so that the processed video data played by the video playing device may include an edge calculation result. As shown in fig. 2, an edge computing chip, such as an NPU (embedded neural network processor), may also be disposed on the PCB board with the audio/video processing module 20 in this embodiment, so as to perform AI edge computing processing on video data.
Further, the av peripheral module 30 may include a touch screen or a touch pad, such as a capacitive touch screen, a pressure touch screen, an ultrasonic touch screen, a capacitive touch pad, a pressure touch pad, and the like. The touch pad can realize the function definition of the touch positions of mouse function operation, relative position positioning, function operation and the like; the touch screen may display definitions of the various touch function keys, e.g., the touch screen may display the various touch function keys in cooperation with a display screen on the display. Correspondingly, the audio/video processing module 20 may include a touch processing device responsible for touch sensing control, that is, the touch processing device processes a touch signal collected by a touch screen (or a touch pad) on the display, obtains a touch instruction, and sends the touch instruction to the medical ultrasound host 10; that is, the touch processing device may perform touch processing according to a touch signal (such as a capacitance signal, a pressure signal, or an ultrasonic signal) on the touch screen, for example, pressure sensing measurement, gesture control, etc., to obtain a corresponding touch instruction, and send the corresponding touch instruction to the ultrasonic host 10 to perform subsequent touch operations.
For example, the touch processing device may include a touch collector and a touch processor; the input end of the touch collector is connected with a touch screen in the audio/video peripheral module 30, the output end of the touch collector is connected with the input end of the touch processor, and the output end of the touch processor is connected with the ultrasonic host 10; when the touch collector acquires a touch signal sent by the touch screen, the acquired touch signal is sent to the touch processor; the touch processor is used for converting the touch signal into a touch instruction and transmitting the touch instruction to the ultrasonic host 10.
Further, the touch processing device may be further configured to control the touch screen (or the touch pad) to feedback the corresponding vibration response according to the touch signal and/or the touch instruction acquired by the touch screen (or the touch pad), so as to implement the tactile feedback of the touch screen (or the touch pad); for example, the touch processing device can control the touch screen (or the touch pad) to return the vibration response of the corresponding vibration frequency according to the obtained touch instruction so as to realize the vibration response of the vibration frequency corresponding to each of different touch types. For example, the touch processing device can be connected to the piezoelectric ceramic module of the touch screen through the motor, so that the touch processing device can vibrate according to corresponding touch instructions of different touch keys through the motor driving the piezoelectric ceramic module according to corresponding piezoelectric vibration frequencies, and accordingly touch feedback responses corresponding to different touch keys of different types are achieved.
Specifically, for the specific setting position of the audio/video processing module 20 in this embodiment, that is, the specific setting position of the PCB board provided with the audio/video processing module 20, the designer may set the specific setting position according to the practical scenario and the user requirement, for example, the audio/video processing module 20 is set in the audio/video peripheral module 30, for example, the PCB board provided with the audio/video processing module 20 may be set in the display, so as to realize flexible configuration of the medical ultrasonic device, further improve the personalized requirement of the medical product, and be beneficial to multi-level and multi-type rapid iteration of the product. The audio/video processing module 20 may also be disposed in the ultrasound host 10, that is, the audio/video processing module 20 may be disposed on a PCB board outside the main board of the ultrasound host 10, which is not limited in this embodiment.
Further, in this embodiment, the audio playing device 33 in the audio/video peripheral module 30 may be a thin piezoelectric speaker, for example, the speaker in the display may be a thin piezoelectric speaker, so that the display is not limited by a large head loudspeaker (i.e. a speaker), thereby realizing an ultrathin design of the display and reducing the weight of the display. For the specific setting position of the thin piezoelectric speaker in this embodiment, the designer may set the specific setting position according to the practical scenario and the user requirement, for example, the thin piezoelectric speaker may be adhered to the display connected to the ultrasound host 10; for example, the thin piezoelectric speaker can be adhered to the back of the display screen, such as any one of the back positions of the display screen in fig. 3, so that the whole screen part becomes a part of the speaker cavity, and the whole display screen is driven to vibrate to expand sound, which is beneficial to the sound effect presentation of each frequency of 20HZ-20KHZ, in particular to the low tones in the pulse doppler (PW) and continuous doppler (CW) modes of ultrasound; as shown in fig. 4, a thin piezoelectric speaker (ultra-thin piezoelectric speaker) with a flexible circuit board (FPC) attached to the front surface may be attached to the back surface of the display screen through a double-sided tape.
It should be noted that, for the specific communication mode of the audio/video processing module 20 in this embodiment, the designer may set the specific communication mode according to the practical scenario and the user requirement, for example, the audio/video processing module 20 may communicate with the ultrasound host 10 in a wired communication mode to receive the audio/video data sent by the ultrasound host 10; for example, the audio/video processing module 20 may include a wired communication interface, where the audio/video processing module 20 is connected to the ultrasound host 10 through wired communication, so that the audio/video processing module 20 receives the audio/video data sent by the ultrasound host 10 through the wired communication interface. As shown in fig. 2, the wired communication interface may be specifically an HDMI, DP and/or USB (universal serial bus) Type-C (a USB interface external standard) interface, or may be specifically an ethernet interface, that is, the ultrasonic host 10 may synthesize and encode the audio data and the video data after ultrasonic conversion of the ultrasonic probe into an audio/video signal (such as an HDMI signal or a DP signal) corresponding to the wired communication interface; for example, the ultrasonic host 10 may synthesize and encode the audio data and the video data after ultrasonic conversion by the ultrasonic probe, and send the encoded audio and video data to the wired communication interface, so that the audio and video processing module 20 may acquire the decoded audio data and video data, that is, the wired communication interface may also decode the received audio and video data to obtain decoding signals corresponding to the audio data and the video data, so that the audio processing device 21 and the video processing device 22 may obtain corresponding decoding signals, or the audio processing device 21 and the video processing device 22 may respectively decode the audio and video data received by the wired communication interface to obtain decoding signals corresponding to the audio data and the video data.
Correspondingly, the audio/video processing module 20 may also communicate with the ultrasound host 10 by wireless communication, for example, the audio/video processing module 20 may include a wireless communication device for receiving audio/video data sent by the ultrasound host 10 through a wireless network. Furthermore, the wireless communication device can be further used for decoding the received audio and video data to obtain decoding signals corresponding to the video data and the audio data; for example, the wireless communication device may receive Radio Frequency (RF) signals corresponding to audio/video data by using wireless transmission modes such as BT bluetooth and WIFI, so as to obtain decoded signals corresponding to the video data and the audio data through decoding processing.
Specifically, as shown in fig. 2, the video processing device 22 in the audio/video processing module 20 may be connected to a display screen of the display by a wired communication manner, such as EDP (an interface based on DP architecture and protocol), and is configured to send a driving signal corresponding to the processed video data to the display screen, so as to drive the display screen to display the processed video data; the audio processing device 21 in the audio/video processing module 20 may be connected to a speaker on the display by a wired communication manner such as AV (a composite video interface) L/R (left/right) to drive the speaker to play the processed audio data; the audio processing device 21 in the audio/video processing module 20 may also be connected to N Microphones (MIC) to receive audio data collected by the microphones (i.e. recording data); the touch processing device in the audio/video processing module 20 can be connected with a touch screen (or a touch pad) on the display through wired communication modes such as USB or SPI (serial peripheral interface) to receive touch signals collected by the touch screen.
In this embodiment, the image and audio processing parts are separated from the main board of the ultrasonic host 10 by the hierarchical module design and using the audio and video processing module 20, so that the heavy and complex processing pressure of the main board of the ultrasonic host 10 can be reduced, the reliability and the system integration level of the medical ultrasonic device are improved, and the multi-level and multi-type rapid iteration of the product is facilitated.
Corresponding to the above embodiment of the audio/video processing system, the embodiment of the present utility model further provides a medical ultrasound device, where a medical ultrasound device described below and an audio/video processing system of a medical ultrasound device described above may be referred to correspondingly with each other.
A medical ultrasound device, comprising: the audio and video processing system of the medical ultrasonic equipment provided by the embodiment.
Specifically, the medical ultrasonic device provided in this embodiment may include an ultrasonic host and a display, and the audio/video processing module and the audio/video peripheral module in the audio/video processing system may be disposed in the display.
The medical ultrasonic equipment and the audio and video processing system provided by the utility model are described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (12)
1. An audio-visual processing system of a medical ultrasound device, comprising: the ultrasonic system comprises an ultrasonic host, an audio and video processing module and an audio and video peripheral module, wherein the audio and video processing module is respectively in communication connection with the ultrasonic host and the audio and video peripheral module; the audio/video peripheral module comprises display equipment, audio acquisition equipment and audio playing equipment;
the ultrasonic host is used for sending audio and video data to the audio and video processing module;
the audio acquisition equipment is used for sending the acquired audio data to the audio and video processing module;
the audio and video processing module is used for processing the audio and video data sent by the ultrasonic host and the audio data sent by the audio acquisition device, driving the display device to display the processed video data and/or driving the audio playing device to play the processed audio data.
2. The audio-video processing system of medical ultrasound equipment according to claim 1, wherein the audio-video processing module comprises an audio processing device;
the audio processing device comprises an audio collector and an audio processor, wherein the input end of the audio collector is connected with the ultrasonic host and the audio collecting equipment, the output end of the audio collector is connected with the input end of the audio processor, and the output end of the audio processor is connected with the audio playing equipment;
when the audio collector acquires the audio data sent by the ultrasonic host or the audio collection equipment, the acquired audio data is sent to the audio processor; the audio processor is used for processing the audio data and driving the audio playing device to play the processed audio data.
3. The audio-video processing system of the medical ultrasound device of claim 2, wherein the audio processor comprises a digital signal processor, a low-tone regulator, and an audio driver; the digital signal processor is connected with the audio collector and the bass adjuster; the other end of the low-frequency regulator is connected with the audio driver; the low-tone regulator is a regulating equalizer or a dynamic range control device;
the digital signal processor is used for processing the audio data sent by the audio collector and sending the processed audio data to the low-frequency regulator;
the low-tone regulator is used for carrying out low-tone enhancement processing on the processed audio data;
the audio driver is used for driving the audio playing device to play the audio data subjected to the bass enhancement processing.
4. The audio-visual processing system of medical ultrasound equipment according to claim 3, wherein the audio playback equipment is embodied as a thin piezoelectric speaker and the audio driver is embodied as an audio amplifier; the output end of the audio amplifier is connected with the thin piezoelectric loudspeaker through a current limiting resistor.
5. The audio-video processing system of the medical ultrasound device according to any one of claims 1 to 4, wherein the audio-video processing module includes a video processing device;
the video processing device comprises a video collector, a video processor and a display driver; the input end of the video collector is connected with the ultrasonic host, the output end of the video collector is connected with the input end of the video processor, the output end of the video processor is connected with the input end of the display driver, and the output end of the display driver is connected with the display device;
when the video collector acquires video data sent by the ultrasonic host, the acquired video data is sent to the video processor; the video processor is used for processing video data and sending the video data to the display driver; the display driver is used for driving the video playing device to play the processed video data.
6. The audio-video processing system of the medical ultrasound device of claim 5, wherein the video processor comprises an edge computing chip;
the edge computing chip is used for performing edge computation on the video data sent by the ultrasonic host and sending the video data subjected to the edge computation to the display driver.
7. The audio-video processing system of medical ultrasound equipment according to claim 1, 2, 3, 4 or 6, wherein the audio-video processing module comprises a touch processing device;
the touch processing device comprises a touch collector and a touch processor; the input end of the touch collector is connected with a touch screen in the audio/video peripheral module, the output end of the touch collector is connected with the input end of the touch processor, and the output end of the touch processor is connected with the ultrasonic host;
when the touch collector acquires a touch signal sent by the touch screen, the acquired touch signal is sent to the touch processor; the touch processor is used for converting a touch signal into a touch instruction and sending the touch instruction to the ultrasonic host.
8. The audio-video processing system of medical ultrasound equipment according to claim 1, 2, 3, 4 or 6, wherein the audio-video processing module is disposed in the audio-video peripheral module.
9. The audio-video processing system of medical ultrasound equipment according to claim 1, 2, 3, 4 or 6, wherein the audio-video processing module comprises a wired communication interface;
the audio and video processing module is connected with the ultrasonic host in a wired communication way through the wired communication interface and is used for receiving audio and video data sent by the ultrasonic host through the wired communication interface; wherein the wired communication interface comprises HDMI, DP and/or USB interfaces.
10. The audio-video processing system of medical ultrasound equipment of claim 1, 2, 3, 4 or 6, wherein the audio-video processing module comprises a wireless communication device;
the audio and video processing module is connected with the ultrasonic host in a wireless communication way through the wireless communication device and is used for receiving the audio and video data sent by the ultrasonic host through the wireless communication device.
11. The audio and video processing system of a medical ultrasound device according to claim 1, wherein the audio playback device is in particular a thin piezoelectric speaker, which is glued to the display device.
12. A medical ultrasound device, comprising: an audio-visual processing system of a medical ultrasound device as claimed in any one of claims 1 to 11.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223549874.1U CN220045926U (en) | 2022-12-29 | 2022-12-29 | Medical ultrasonic equipment and audio and video processing system thereof |
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| CN202223549874.1U CN220045926U (en) | 2022-12-29 | 2022-12-29 | Medical ultrasonic equipment and audio and video processing system thereof |
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| CN220045926U true CN220045926U (en) | 2023-11-21 |
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