CN105167801B - A kind of control method of intelligent wireless ultrasonic fetal imaging system - Google Patents
A kind of control method of intelligent wireless ultrasonic fetal imaging system Download PDFInfo
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- CN105167801B CN105167801B CN201510554138.0A CN201510554138A CN105167801B CN 105167801 B CN105167801 B CN 105167801B CN 201510554138 A CN201510554138 A CN 201510554138A CN 105167801 B CN105167801 B CN 105167801B
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Abstract
The present invention relates to a kind of control method of intelligent wireless ultrasonic fetal imaging system, mobile terminal by wireless communication channel to each module transfer control parameter in the control method of intelligent wireless ultrasonic fetal imaging system；The CPU processor of ZYNQ module receives control parameter by wireless transport module and is scanned parameter, the FPGA processor for calculating and being output in real time ZYNQ module of processing parameter, which realizes under the control of control parameter handles transmitting, the reception of pregnant woman the ultrasonic wave of ultrasonic AFE module；The FPGA processor that digital beam signal enters ZYNQ module carries out image procossing, and the FPGA processor that image data that treated enters machine vision module carries out data identifying processing；After the FPGA processor that valid data after the completion of the FPGA processor processing of machine vision module are re-entered into ZYNQ module is integrated, it is input to CPU processor processing and mobile terminal is transferred to by wireless transport module again, be finally presented in the display device of mobile terminal.
Description
Technical field
The present invention relates to a kind of ultrasonic image-forming systems, super more particularly, to a kind of intelligent wireless that cooperation mobile terminal is formed
The control method of sound fetus imaging system.
Background technique
Conventional ultrasound imaging system generally includes probe, host, display unit and constitutes, while these components are connected by cable
Connect simultaneously transmitting data information.Whole system is more huge, and inconvenience is mobile and carries.
In addition, conventional ultrasound imaging system, more demanding for operator, it is necessary to pass through professional training, especially three
There is higher skill requirement in terms of dimension, four-dimensional imaging, and very high for equipment performance dependency degree, often to obtain higher
Fetus three-dimensional, the four-dimensional image of level need the ultrasonic image-forming system of very expensive cost.
With the development of chip industry technology, Moore's Law continuous and effective, chip integration is higher and higher, and area is increasingly
Small, performance is higher and higher, and power consumption is smaller and smaller, and the supersonic imaging apparatus of miniaturization may be implemented in technical aspect.Simultaneously
In the fast development of machine vision technique, technical treatment basis is provided for intelligence imaging especially intelligent three-dimensional imaging.
Mechanics of communication is also being grown rapidly, high speed, high bandwidth the continuous improving performance of wireless communication standard, also for ultrasound at
As system wireless provides technical foundation.
Based on the development of the above technology, a three peacekeeping four-dimensional imaging system of handheld wireless intelligent ultrasonic fetal is realized in design
System is possibly realized.
Summary of the invention
The technical issues of present invention devises a kind of control method of intelligent wireless ultrasonic fetal imaging system, solves be
That there are bulky inconvenience is mobile for conventional ultrasound imaging system, user of service is professional requires tire that is high and obtaining higher level
The technological deficiencies such as youngster is three-dimensional, four-dimensional image is expensive.
In order to solve above-mentioned technical problem, present invention employs following scheme:
A kind of control method of intelligent wireless ultrasonic fetal imaging system, comprising the following steps:
Step 1, mobile terminal by wireless communication channel in the control method of intelligent wireless ultrasonic fetal imaging system
Each module transfer control parameter；
Step 2, ZYNQ module CPU processor control parameter received by wireless transport module be scanned parameter,
The FPGA processor for calculating and being output in real time ZYNQ module of processing parameter, the FPGA processor is under the control of control parameter
It realizes and the ultrasonic wave of ultrasonic AFE module handles transmitting, the reception of pregnant woman；
The FPGA processor that step 3, digital beam signal enter ZYNQ module carries out image procossing, picture number that treated
Data identifying processing is carried out according to the FPGA processor for entering machine vision module；
Step 4, machine vision module FPGA processor processing after the completion of valid data be re-entered into ZYNQ module
FPGA processor integrated after, be input to CPU processor processing mobile terminal is transferred to by wireless transport module again, most
It is presented in the display device of mobile terminal eventually；
Step 5, mobile terminal further send data to cloud data center, to realize the analysis of data and share.
Further, step 2.1, transmitting signal are generated by transmitting beamformer, are driven to high pressure by high-voltage MOSFET
Emit signal, by T/R switch-actuated ultrasonic transducer, ultrasonic transducer emits ultrasonic wave to the fetus of pregnant woman；Complete transmitting
Afterwards, ultrasonic transducer, which enters, receives the period, after echo-signal enters controllable gain amplifier processing by T/R switch, inputs mould
Number converter completes digitlization, realizes digital beam signal subsequently into Beam-former is received.
Further, step 2.1.1, to realize that the accurate control of three-dimensional data obtains, ultrasonic transducer and stepper motor mould
Stepper motor in block is connected, and CPU processor controls the rotational angle of stepper motor, one stepping of every deflection according to control parameter
Unit forms a frame image, while being equipped with motion sensor on ultrasonic transducer and accurately obtaining ultrasonic transducer deflection angle degree
According to as picture frame additional information.
A kind of intelligent wireless ultrasonic fetal imaging system characterized by comprising
Ultrasonic transducer, into pregnant woman's tripe, fetus emits ultrasonic wave and receives echo；
Ultrasonic AFE module is completed at ultrasonic digital transmitting and echo signal reception by the ultrasonic transducer
It manages and digitizes；
ZYNQ module carries out image procossing to the echo-signal after the ultrasound AFE module digitalized current, by treated
Image is sent to machine vision module identification, and after recognition result and the ultrasonic transducer deflection angle data are integrated
Mobile terminal is sent to by wireless transport module；
Machine vision module, the existing matching identification of realtime graphic and characteristics of image, finds correct image information in fact, and
Without image integration or processing, it is finally completed three-dimensional or four-dimensional image track and identify；
Mobile terminal, controls the ZYNQ module and the data module integrated to the ZYNQ are handled and passed through
Display screen is shown, the analysis of data is realized between the mobile terminal and cloud data center server and is shared；
And wireless transport module, realize that the data between mobile terminal and ZYNQ module are transmitted.
Further, motion sensor is connected on the ultrasonic transducer, the ultrasonic transducer is realized by driving device
Displacement, the motion sensor obtain the ultrasonic transducer deflection angle data as picture frame additional information, are sent to institute
State ZYNQ resume module.
Further, the ultrasonic transducer includes multiple transducer units or two-dimensional array.
Further, the driving device includes transmission mechanism and stepper motor module, and transmission mechanism is connected to the stepping
Between motor module and the ultrasonic transducer, the ZYNQ module controls the stepper motor module and starts and stops.
Further, the ultrasound AFE module includes T/R switch, controllable gain amplifier, analog-digital converter, receives wave beam
Shaper, high-voltage MOSFET and transmitting beamformer；The ultrasound AFE module transmitting signal is produced by transmitting beamformer
It is raw, high pressure is driven to by high-voltage MOSFET and emits signal, passes through T/R switch-actuated ultrasonic transducer；After completing transmitting, ultrasound
Energy converter, which enters, receives the period, after echo-signal enters controllable gain amplifier processing by T/R switch, input analog-to-digital converter
Digitlization is completed, realizes digital beam signal subsequently into Beam-former is received.
Further, the ZYNQ module includes CPU processor and FPGA processor, can carry out data exchange between the two；
Wherein, the FPGA processor instructs the transmitting beamformer transmitting signal and handles the reception Beam-former output
Digital beam signal, the FPGA processor also connect with the machine vision module；The CPU processor respectively with it is described
Motion sensor, the stepper motor module and the wireless transport module carry out data exchange.
Further, the machine vision module includes FPGA processor and DDR memory, the machine vision module
FPGA processor and the FPGA processor of the ZYNQ module carry out data exchange；The FPGA processor of the machine vision module
Information that treated is stored in the DDR memory.
Further, the wireless standard protocol of the wireless transport module is WIFI, Wireless USB, 4G or 5G.
Further, further include power module, be ultrasonic transducer, motion sensor, stepper motor module, ultrasound AFE
Module, ZYNQ module and machine vision processing module provide power supply；The power module includes high voltage power supply, low-tension supply hair
Raw circuit, battery charging and discharging manager and rechargeable battery.
Further, the mobile terminal includes smart phone, PAD or PC；APP program is run on the mobile terminal, it is real
Existing data processing and the operation control of each module of control method to the intelligent wireless ultrasonic fetal imaging system.
The control method of the intelligent wireless ultrasonic fetal imaging system has compared with existing ultrasonic image-forming system with following
Beneficial effect:
(1) present invention can quick, intelligent realization fetal ultrasound be three-dimensional, four-dimensional imaging, to the un-skilled requirement of operator,
It realizes equipment hand-held, and fetus image is automatically tracked by machine vision module and intelligently realizes three-dimensional, four-dimensional imaging, thus
It not only can be set within the hospital, other any places also can be set, facilitate the use of consumer.
(2) imaging data and control parameter are wirelessly transmitted in present system, increase internet
Connection is supported, realizes the interaction of cloud data center, so that the generation of fetus image, transmission, analyzing and feeding back to user
It is all automatically performed, without the participation of doctor, greatly improves work efficiency.
Detailed description of the invention
Fig. 1: the structure block diagram of intelligent wireless ultrasonic fetal imaging system of the present invention.
Specific embodiment
Below with reference to Fig. 1, the present invention will be further described:
As shown in Figure 1, the present invention realizes a kind of intelligent wireless ultrasonic fetal imaging system, including ultrasonic transducer, movement
Sensor, stepper motor module, ultrasound AFE module, ZYNQ module, machine vision processing module, wireless transport module, power supply mould
Block (containing battery) and cloud data center.
Wherein, ultrasonic transducer is connected by transmission mechanism with stepper motor module, can with stepper motor operating into
Row moves, and the motion sensor on ultrasonic transducer can detecte the moving condition of ultrasonic transducer.
Ultrasonic AFE(Analog Front Edn " AFE(analog front end) ") module completion ultrasonic digital emits and echo-signal
It receives and handles and digitize.
ZYNQ module receives the control of mobile terminal, completes master control and signal processing function.
Machine vision module complete it is three-dimensional, four-dimensional image track and identify, export effective data to ZYNQ module and
Mobile terminal is transmitted data to by wireless transport module.
Mobile terminal is presented on the display screen of mobile terminal after being further processed to data, while data can store
Mobile terminal is also possibly stored to cloud data center, can also realize the analysis of data beyond the clouds and share.
Specifically, motion sensor is connected on ultrasonic transducer, the ultrasonic transducer realizes position by driving device
It moves, the motion sensor obtains the ultrasonic transducer deflection angle data as picture frame additional information, is sent to described
ZYNQ resume module.Ultrasonic transducer includes multiple transducer units or two-dimensional array.
Driving device includes transmission mechanism and stepper motor module, and transmission mechanism is connected to stepper motor module and surpasses with described
Between sonic transducer, the ZYNQ module controls the stepper motor module and starts and stops.
Ultrasonic AFE module includes T/R switch, controllable gain amplifier, analog-digital converter, receives Beam-former, high pressure
MOSFET and transmitting beamformer；The ultrasound AFE module transmitting signal is generated by transmitting beamformer, passes through high pressure
MOSFET is driven to high pressure transmitting signal, passes through T/R switch-actuated ultrasonic transducer；After completing transmitting, ultrasonic transducer enters
The period is received, after echo-signal enters controllable gain amplifier processing by T/R switch, input analog-to-digital converter completes number
Change, realizes digital beam signal subsequently into Beam-former is received.
ZYNQ module includes CPU processor and FPGA processor, can carry out data exchange between the two；Wherein, described
FPGA processor instructs the transmitting beamformer transmitting signal and handles the digital wave for receiving Beam-former output
Beam signal, the FPGA processor are also connect with the machine vision module；The CPU processor respectively with the motion-sensing
Device, the stepper motor module and the wireless transport module carry out data exchange.
Machine vision module includes FPGA processor and DDR memory, the FPGA processor of the machine vision module with
The FPGA processor of the ZYNQ module carries out data exchange；The FPGA processor of the machine vision module treated information
It is stored in the DDR memory.
The wireless standard protocol of wireless transport module is WIFI, Wireless USB, 4G or 5G.
This system further includes power module, is ultrasonic transducer, motion sensor, stepper motor module, ultrasound AFE mould
Block, ZYNQ module and machine vision processing module provide power supply；The power module includes high voltage power supply, low-tension supply generation
Circuit, battery charging and discharging manager and rechargeable battery.
Mobile terminal includes smart phone, PAD or PC；On the mobile terminal run APP program, realize data processing with
And the operation of each module of control method of the intelligent wireless ultrasonic fetal imaging system is controlled.
The control method of intelligent wireless ultrasonic fetal imaging system of the present invention is as follows:
Step 1, mobile terminal by wireless communication channel in the control method of intelligent wireless ultrasonic fetal imaging system
Each module transfer control parameter；
Step 2, ZYNQ module CPU processor control parameter received by wireless transport module be scanned parameter,
The FPGA processor for calculating and being output in real time ZYNQ module of processing parameter, the FPGA processor is under the control of control parameter
It realizes and the ultrasonic wave of ultrasonic AFE module handles transmitting, the reception of pregnant woman；
Step 2.1, transmitting signal are generated by transmitting beamformer, are driven to high pressure transmitting letter by high-voltage MOSFET
Number, by T/R switch-actuated ultrasonic transducer, ultrasonic transducer emits ultrasonic wave to the fetus of pregnant woman；After completing transmitting, ultrasound
Energy converter, which enters, receives the period, after echo-signal enters controllable gain amplifier processing by T/R switch, input analog-to-digital converter
Digitlization is completed, realizes digital beam signal subsequently into Beam-former is received；
Step 2.1.1, to realize that the accurate control of three-dimensional data obtains, ultrasonic transducer is connected with stepper motor, at CPU
The rotational angle that device controls stepper motor according to control parameter is managed, every one step units of deflection form a frame image, surpass simultaneously
Motion sensor is installed on sonic transducer and accurately obtains ultrasonic transducer deflection angle data, as picture frame additional information；
The FPGA processor that step 3, digital beam signal enter ZYNQ module carries out image procossing, picture number that treated
Data identifying processing is carried out according to the FPGA processor for entering machine vision module；
Step 4, machine vision module FPGA processor processing after the completion of valid data be re-entered into ZYNQ module
FPGA processor integrated after, be input to CPU processor processing mobile terminal is transferred to by wireless transport module again, most
It is presented in the display device of mobile terminal eventually；
Step 5, mobile terminal further send data to cloud data center, to realize the analysis of data and share.
Above in conjunction with attached drawing, an exemplary description of the invention, it is clear that realization of the invention is not by aforesaid way
Limitation, as long as use the inventive concept and technical scheme of the present invention carry out various improvement, or it is not improved will be of the invention
Conception and technical scheme directly apply to other occasions, be within the scope of the invention.
Claims (3)
1. a kind of control method of intelligent wireless ultrasonic fetal imaging system, comprising the following steps:
Step 1, mobile terminal by wireless communication channel to each mould in the control method of intelligent wireless ultrasonic fetal imaging system
Block transmission control parameters；
Step 2, ZYNQ module CPU processor control parameter received by wireless transport module be scanned parameter, handle
The FPGA processor for calculating and being output in real time ZYNQ module of parameter, the FPGA processor are realized under the control of control parameter
The ultrasonic wave of ultrasonic AFE module handles transmitting, the reception of pregnant woman；
ZYNQ module carries out image procossing to the echo-signal after the ultrasound AFE module digitalized current, will treated image
It is sent to machine vision module identification, and is passed through after recognition result is integrated with the ultrasonic transducer deflection angle data
Wireless transport module is sent to mobile terminal；
Step 3, digital beam signal enter ZYNQ module FPGA processor carry out image procossing, image data that treated into
The FPGA processor for entering machine vision module carries out data identifying processing；
Machine vision module, the existing matching identification of realtime graphic and characteristics of image, finds correct image information in fact, not into
Row image integration or processing are finally completed three-dimensional or four-dimensional image track and identify；
Step 4, machine vision module FPGA processor processing after the completion of valid data be re-entered into ZYNQ module
After FPGA processor is integrated, it is input to CPU processor processing and mobile terminal is transferred to by wireless transport module again, finally
It is presented in the display device of mobile terminal；
Step 5, mobile terminal further send data to cloud data center, to realize the analysis of data and share.
2. the control method of intelligent wireless ultrasonic fetal imaging system according to claim 1, it is characterised in that: step 2.1,
Transmitting signal is generated by transmitting beamformer, is driven to high pressure by high-voltage MOSFET and is emitted signal, passes through T/R switch-actuated
Ultrasonic transducer, ultrasonic transducer emit ultrasonic wave to the fetus of pregnant woman；After completing transmitting, ultrasonic transducer enters reception week
Phase, after echo-signal enters controllable gain amplifier processing by T/R switch, input analog-to-digital converter completes digitlization, then
Digital beam signal is realized into Beam-former is received.
3. the control method of intelligent wireless ultrasonic fetal imaging system according to claim 2, it is characterised in that: step
2.1.1, to realize that the accurate control of three-dimensional data obtains, ultrasonic transducer is connected with the stepper motor in stepper motor module,
CPU processor controls the rotational angle of stepper motor according to control parameter, and every one step units of deflection form a frame image, together
When ultrasonic transducer on motion sensor be installed accurately obtain ultrasonic transducer deflection angle data, as the additional letter of picture frame
Breath.
Priority Applications (2)
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| CN201510554138.0A CN105167801B (en) | 2015-09-02 | 2015-09-02 | A kind of control method of intelligent wireless ultrasonic fetal imaging system |
| US15/008,582 US10413274B2 (en) | 2015-09-02 | 2016-01-28 | Method for controlling wireless intelligent ultrasound fetal imaging system |
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| CN201510554138.0A CN105167801B (en) | 2015-09-02 | 2015-09-02 | A kind of control method of intelligent wireless ultrasonic fetal imaging system |
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| CN105030280B (en) * | 2015-09-02 | 2019-03-05 | 宁波美童智能科技有限公司 | A kind of intelligent wireless ultrasonic fetal imaging system |
| CN105534546B (en) * | 2015-12-30 | 2018-09-07 | 哈尔滨工业大学 | A kind of ultrasonic imaging method based on ZYNQ Series FPGAs |
| CN105528527A (en) * | 2016-01-29 | 2016-04-27 | 乐普（北京）医疗器械股份有限公司 | Ultrasonic imaging system and ultrasonic imaging method |
| CN113040813A (en) * | 2018-11-29 | 2021-06-29 | 深圳迈瑞生物医疗电子股份有限公司 | Ultrasonic imaging method and ultrasonic imaging related equipment |
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| CN103476343A (en) * | 2011-05-30 | 2013-12-25 | 松下电器产业株式会社 | Ultrasound diagnostic apparatus and image acquisition method using ultrasonic waves |
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