CN101843504B - 3G palm B ultrasonic realizing remote diagnosis and realization method thereof - Google Patents

3G palm B ultrasonic realizing remote diagnosis and realization method thereof Download PDF

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CN101843504B
CN101843504B CN 201010170556 CN201010170556A CN101843504B CN 101843504 B CN101843504 B CN 101843504B CN 201010170556 CN201010170556 CN 201010170556 CN 201010170556 A CN201010170556 A CN 201010170556A CN 101843504 B CN101843504 B CN 101843504B
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ultrasonic
signal
ultrasound image
image signal
palm
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CN101843504A (en
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陆伟民
毛志林
白宁
陈志新
史中平
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SHENZHEN WELLD MEDICAL ELECTRONIC CO Ltd
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SHENZHEN WELLD MEDICAL ELECTRONIC CO Ltd
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Abstract

The invention discloses a 3G palm B ultrasonic realizing remote diagnosis and realization method thereof. A network service module is arranged to compress, encode and decode ultrasonic image signals and send the compressed, encoded and decoded ultrasonic image signals to a remote terminal through a wired or wireless network port. The nondestructive real time network transmission of B ultrasonic images and audio frequency can be realized. The network transmission mode compatible with a wired broad band and a wireless 3G broad band makes the network accessed to inconvenient field or backcountry which can use the network remote diagnosis. At the same time, the mobile phone can serve as an image display and human computer interface module through the wireless network port so that a probe and an ultrasonic imaging module realize the functions of low power consumption and water prevention and the long-term battery life and waterproof requirement of the B ultrasonic diagnosis in special situations can be fulfilled. The invention has the advantages of small size, little energy consumption and convenient carrying and is particularly applicable to the rural area and backcountry with inconvenient traffic.

Description

A kind of 3G palm B ultrasonic and its implementation that realizes remote diagnosis
Technical field
The present invention relates to medical ultrasonic image diagnostic techniques field, in particular a kind of 3G palm B ultrasonic and its implementation that realizes remote diagnosis.
Background technology
Per second vibrates 20,000-1,000,000,000 times, and the unheard sound wave of people's ear is called ultrasound wave.An image subject that utilizes hyperacoustic physical characteristic to diagnose and treat is called ultrasound medicine.Its clinical application range is extensive, thereby makes the B ultrasonic machine become indispensable medical apparatus and instruments in the current clinical medicine.
The ultimate principle of B ultrasonic machine is: ultrasonicly in human body, propagate; Because the various tissues of human body have the property difference of acoustics, ultrasound wave produces physical characteristics such as reflection, refraction, scattering, diffraction, decay and sound source and receptor relative motion generation Doppler frequency shift at the interface at two kinds of different tissues.Use dissimilar diasonographs; Adopt various scan methods; Receive these reflections, scattered signal, show the form of various tissues and pathological changes thereof, binding of pathological is learned, clinical medicine; Observe, analyze, sum up different reflexive properties, and diseased region, character and dysfunction degree are made diagnosis.
But at present domestic go-cart or to renovate B ultrasonic machine homogenization trend serious, generally relatively heavier, consumption material power consumption and environmental protection, and the domestic B ultrasonic machine that does not also have the telecommunication network diagnostic function at present.And lack the national conditions of medical practitioner for China's family planning policy and rural basic level, in ungetable field or the outlying district be not easy in time realize the consultation of doctors of expert's B ultrasonic.Can cause delay treatment etc. like this, make troubles to people.
Therefore, prior art awaits to improve and development.
Summary of the invention
The technical problem that the present invention will solve is; Above-mentioned defective to prior art; A kind of 3G palm B ultrasonic and its implementation that realizes remote diagnosis is provided, and it can realize the harmless real-time network transmission of B ultrasonic image and audio frequency, for realizing that remote diagnosis provides advantage.
The technical scheme that technical solution problem of the present invention is adopted is following:
A kind of 3G palm B ultrasonic of realizing remote diagnosis comprises the ultrasonic probe that is used to gather ultrasound detection signal, and wherein, it also comprises:
The ultra sonic imaging module that is connected with said ultrasonic probe is used for obtaining from said ultrasonic probe the ultrasound detection signal of said collection, and converts the ultrasound detection signal of said collection into ultrasound image signal;
With the network service module that said ultra sonic imaging module is connected, be used for said ultrasound image signal is carried out compression coding and decoding, and will send to remote terminal through wired or wireless network port through the ultrasound image signal of compression coding and decoding.
The said 3G palm B ultrasonic of realizing remote diagnosis; Wherein, It also comprises: with the audio-frequency module that said network service module is connected, be used to gather the audio signal that the medical worker diagnoses dialogue, and this audio signal is sent to remote terminal through said network service module.
The said 3G palm B ultrasonic of realizing remote diagnosis, wherein, it also comprises: the memory module with said ultra sonic imaging module is connected is used to store said ultrasound image signal.
The said 3G palm B ultrasonic of realizing remote diagnosis, wherein, said ultra sonic imaging module comprises:
With the Beam-former that said ultrasonic probe is connected, the ultrasound detection signal that is used for ultrasonic probe is gathered focuses on through amplification, A/D conversion, filtering, time gain control, dynamic aperture, forms the ultrasonic beam data signal;
With the digital signal processing unit that said Beam-former is connected, be used for said ultrasonic beam data signal is carried out image smoothing, edge enhancing, speckle noise elimination, sharpening pretreatment;
The digital scan conversion unit that is connected with said digital signal processing unit is used for converting ultrasound image signal to through pretreated ultrasonic beam data signal.
The said 3G palm B ultrasonic of realizing remote diagnosis, wherein, said network service module comprises:
With the codec unit that said ultra sonic imaging module is connected, be used for H.264 said ultrasound image signal is carried out or the Mpeg4 compressed encoding;
The network transmission unit that is connected with said codec unit is used for the ultrasound image signal behind the coding is converted into the ultrasound image signal of ICP/IP protocol and sends to remote terminal through wired or 3G wireless network port.
The said 3G palm B ultrasonic of realizing remote diagnosis, wherein, said remote terminal is PC or 3G mobile.
A kind of 3G palm B ultrasonic implementation method that realizes remote diagnosis wherein, may further comprise the steps:
A, ultrasonic probe are gathered ultrasound detection signal;
B, ultra sonic imaging module are obtained the ultrasound detection signal of said collection from said ultrasonic probe, and convert the ultrasound detection signal of said collection into ultrasound image signal;
C, network service module are carried out compression coding and decoding with said ultrasound image signal, and will send to remote terminal through wired or wireless network port through the ultrasound image signal of compression coding and decoding.
The said 3G palm B ultrasonic implementation method that realizes remote diagnosis, wherein, said step C also comprises:
C1, audio-frequency module are gathered the audio signal that the medical worker diagnoses dialogue, and this audio signal is sent to remote terminal through network service module.
The said 3G palm B ultrasonic implementation method that realizes remote diagnosis, wherein, said step B specifically comprises:
The ultrasound detection signal that B1, Beam-former are gathered ultrasonic probe focuses on through amplification, A/D conversion, filtering, time gain control, dynamic aperture, forms the ultrasonic beam data signal;
B2, digital signal processing unit carry out image smoothing, edge enhancing, speckle noise elimination, sharpening pretreatment with said ultrasonic beam data signal;
B3, digital scan conversion unit will convert ultrasound image signal to through pretreated ultrasonic beam data signal.
The said 3G palm B ultrasonic implementation method that realizes remote diagnosis, wherein, said step C specifically also comprises:
H.264 C2, codec unit carry out said ultrasound image signal or the Mpeg4 compressed encoding;
C3, network transmission unit are used for the ultrasound image signal behind the coding is converted into the ultrasound image signal of ICP/IP protocol and sends to remote terminal through wired or 3G wireless network port.
A kind of 3G palm B ultrasonic and its implementation that realizes remote diagnosis provided by the present invention; Owing to be provided with network service module; Be used for said ultrasound image signal is carried out compression coding and decoding, and will send to remote terminal through wired or wireless network port through the ultrasound image signal of compression coding and decoding; Can realize the harmless real-time network transmission of B ultrasonic image and audio frequency, compatible for wired broadband and wireless 3G broadband network transmission mode, field or the outlying district that makes network insertion inconvenience also can the enjoy network remote diagnosis; Can make 3G mobile become pictorial display and human-computer interface module through wireless network port simultaneously; Make ultrasonic probe and ultra sonic imaging module realize low-power consumption and water-proof function; Solve the long-time battery continuation of the journey and the waterproof requirement of the diagnosis of special occasions B ultrasonic; And its volume is little, the power consumption less, be beneficial to and carry, be specially adapted to ungetable rural area and outlying district.
Description of drawings
Fig. 1 is the 3G palm B ultrasonic structured flowchart of the remote diagnosis realized that provides of the embodiment of the invention;
Fig. 2 is the 3G palm B ultrasonic implementation method flow chart of the remote diagnosis realized of the embodiment of the invention.
The specific embodiment
A kind of 3G palm B ultrasonic and its implementation that realizes remote diagnosis of the present invention; Be be embedded in the high integration low-power consumption at B ultrasonic the ARM&DSP chip (wherein; ARM full name AdvancedRISC Machines is a kind of embedded microprocessor chip, is similar to general cpu; And DigitalSignal Processing is called for short DSP; DSP mainly is used for calculating, and general embedded chip is used for controlling), as adopting the SoC chip (SoC is the abbreviation of System on Chip, is called system level chip) of high integration; Utilize Linux embedded OS, the solid-state electronic hard disk of the strong and safety and stability of network function again; Make 3G palm B ultrasonic of the present invention become the B ultrasonic video server of a low-power consumption, antidetonation, stable performance; Realize the remote live network transmission of B ultrasonic video image, for realizing that remote diagnosis provides advantage.
For making the object of the invention, technical scheme and advantage clearer, clear and definite, below develop simultaneously embodiment to further explain of the present invention with reference to accompanying drawing.
A kind of 3G palm B ultrasonic of realizing remote diagnosis that the embodiment of the invention provides, as shown in Figure 1, it mainly comprises ultrasonic probe 210, ultra sonic imaging module 220, network service module 230, audio-frequency module 240 and memory module 250.Said ultrasonic probe 210 is used for sending ultrasound detection signal and gathering the ultrasound detection signal return and give ultra sonic imaging module 220 to the detected person;
Said ultra sonic imaging module 220 is connected with said ultrasonic probe 210; Said ultra sonic imaging module 220 is mainly used in from said ultrasonic probe 210 and obtains the ultrasound detection signal of collection, and the ultrasound detection signal that will gather converts displayable ultrasound image signal into; Preferably among the embodiment, as shown in Figure 1, said ultra sonic imaging module 220 further comprises Beam-former 221, digital signal processing unit (DSP) 222 and digital scan conversion unit (DSC) 223 that connects successively.
Said Beam-former 221 is used to receive the ultrasound detection signal that said ultrasonic probe 210 is gathered; And the ultrasound detection signal that will gather forms the ultrasonic beam data signal through processing such as amplification, A/D conversion, filtering, time gain control, dynamic aperture focusing;
Said digital signal processing unit 222 is used for said ultrasonic beam data signal carried out pretreatment such as image smoothing, edge enhancing, speckle noise elimination, sharpening; Can realize level and smooth enhancing of ultrasonic beam scan-data and the processing of single-point noise removing (SAR) prime through this digital signal processing unit 222.
Said digital scan conversion unit 223 is used for adopting the high-speed figure scan conversion DSC that optimizes with converting the ultrasound image signal with image to through pretreated ultrasonic beam data signal, improves ultrasonograph quality.
The embodiment of the invention can realize the 3G palm B ultrasonic of remote diagnosis; As shown in Figure 1; Said network service module 230 is connected with said ultra sonic imaging module 220; Be used for said ultrasound image signal is carried out compression coding and decoding, and will send to remote terminal through wired or wireless network port through the ultrasound image signal of compression coding and decoding.Network service module described in the present invention implements 230 adopts the ARM&DSP chip of high integration low-power consumption; Utilize the H.264 dsp software algorithm of compressed encoding and decoding of 256 gray level images; Promptly adopt coloured image MPEG4 encoding and decoding technique; With 256 gray level image lossless compress code decode algorithm H.264, realize the harmless real-time Transmission of ultrasound image signal network.
Wherein, H.264 be video compression standard in.H.264 the standard with former is the same, also is the hybrid coding pattern that DPCM adds transition coding.But it adopts the compact design of " returning basic ", and option that need not be numerous obtains the compression performance more much better than MEPG-4; H.264 strengthened adaptive capacity, adopted the structure and the grammer of " network is friendly ", helped processing mistake friend and packet loss to various channels; H.264 application target wider range can satisfy different rates, different resolution and the different demand of transmitting (storage) occasions.
Technically, H.264 a plurality of flash of light parts are arranged in the standard, like unified VLC symbolic coding, high accuracy, multimodal Displacement Estimation are based on 4 integer transforms, layered encoded grammer etc.These measures make that H.264 getting algorithm has very high code efficiency, under identical reconstructed image quality, and can be than the code check of H.263 practicing thrift about 50%.H.264 code flow structure network-adaptive property is strong, has increased error resilience, can adapt to the application of IP and wireless network well.
H.264 can transmit video flowing with lower data rate, the aspect such as lose, surmount existing MPEG-2, MPEG-4 and video communication standard H.26x, be more suitable for narrow band transmission at video quality, compression efficiency and data packet recovery based on networking protocol (IP).
Preferably, said network service module 230 further comprises:
With the codec unit 231 that said ultra sonic imaging module 220 interior digital scan conversion unit 223 are connected, said codec unit 231 is used for H.264 said ultrasound image signal is carried out or the Mpeg4 compressed encoding; Being that occupied bandwidth is little with said ultrasound image signal compressed encoding, and the high ultrasound image signal of image quality.Adopt the H.264 ultrasound image signal behind the dsp software compression algorithm coding of compressed encoding and decoding of 256 gray level images; 2/3 bandwidth has been saved in 24 coloured image transmission than security protection industry is used; Make the high-resolution ultrasound picture signal guarantee the medical image diagnostic reliability with high frame per second in the harmless transmission of network real-time.
With the network transmission unit 232 that said codec unit 231 is connected, be used for the ultrasound image signal behind the coding is converted into the ultrasound image signal of ICP/IP protocol, and send to remote terminal through wired or 3G wireless network port.Wherein, said remote terminal can be PC or 3G mobile.Like this, the PC of remote terminal or 3G mobile only need the minimum software decode assembly of download capability, just can PC through standard browser, or watch the long-range real-time B ultrasonic image that transmits through 3G mobile.
Further embodiment; The said 3G palm B ultrasonic of realizing remote diagnosis; It also comprises: with the audio-frequency module 240 that said network service module 230 is connected, be used to gather the audio signal that the medical worker diagnoses dialogue, and this audio signal is sent to remote terminal through said network service module.Like this, audio transmission and video transmission also can be transmitted simultaneously, make things convenient for operation doctor of basic unit and expert to talk with discussion, realize the conveniently real time remote consultation of doctors.
Further embodiment; The said 3G palm B ultrasonic of realizing remote diagnosis; It also comprises: the memory module 250 that is connected with said ultra sonic imaging module 220; Can be used for storing said ultrasound image signal, utilize the ultrasound image signal of said memory module 250 storages can realize graphic file management system; Can embed the B ultrasonic of no PC platform, expand functions such as picture and text medical record management, electronic health record, USB flash disk storage, Standard PC printing, DICOM3.0 network interface with lower cost; Insert the PACS of hospital (PACK) system easily; Also can be applied to basic unit health center and mobile medical services car that country is building; The convenient electronic medical record of realizing is uploaded in real time, carries out national health state and regional crowd's case statistical analysis, family planning system data at different levels and uploads and assign and statistical management or the like function.
Below will come can realize the 3G palm B ultrasonic of remote diagnosis, do further detailed explanation through concrete application implementation example to the present invention:
For example in outlying mountain area; Have one need carry out the patient that B ultrasonic is diagnosed; Then backwoodsman ultrasound diagnosis doctor is the ultrasonic diagnosis expert doctor subscription time of photos and sending messages and key city at first, and expert doctors receive information, open the mobile phone of PC or 3G function in the designated time.
The ultrasound diagnosis doctor passes through the ultrasonic beam of ultrasonic probe to human body or animal emission certain frequency this moment, and receives the ultrasonic echo that reflects with ultrasonic probe scanning lesions position; Form ultrasound image signal through amplification, A/D conversion, filtering, time gain control, dynamic aperture focusing, digital scan conversion DSC again.Ultrasound image signal transfers to DSP through the video data interface, carries out H.264 or the Mpeg4 compressed encoding; Send to long-range PC or 3G mobile through wired or 3G wireless network port WAN (ICP/IP protocol) at last; To picture decoding, just can show the real-time and dynamic ultrasound image signal by mounted component software at PC or 3G mobile with generic browser; At this moment, expert doctors observe the long-range real-time ultrasonic image that transmits before the screen of PC or 3G mobile, require other places inspection doctor to adjust the probe scanning position through mike, the common discussion consultation of doctors, and diagnosis is passed to the ultrasound diagnosis doctor down.
In addition, the present invention also can realize the medical record data management of B/S structure and the printing function of Terminal Server Client.Audio frequency also can supply doctor's remote medical consultation with specialists dialogue talk through the network transmission simultaneously.
Certainly; Diagnosis side also can be the professional medical science remote diagnosis website that government or enterprise set up; The abundant medical image model case graphic-text database of inquiring about not only is provided, more can be on duty in turn by various experts 24 hours, difficult medical record remote medical consultation with specialists or emergency treatment are provided at any time; Realize the efficient sharing of Expert Resources, for creating better medical condition in the rural area and the outlying district of shortage of medical services and medicines.
For example; Rural planning fertility work doctor has a physical examination for the women of child-bearing age; Utilize the 3G palm B ultrasonic of realizing remote diagnosis of the present invention, can be with the ultrasound image signal remote transmission to economizing family planning station, city center, expert doctor can give inspection and guide and diagnosis through PC or 3G mobile.
Based on the 3G palm B ultrasonic of the remote diagnosis realized of the invention described above, the embodiment of the invention also provides a kind of 3G palm B ultrasonic implementation method that realizes remote diagnosis, and is as shown in Figure 2, mainly may further comprise the steps:
S310, ultrasonic probe are gathered ultrasound detection signal;
S320, ultra sonic imaging module are obtained the ultrasound detection signal of said collection from said ultrasonic probe, and convert the ultrasound detection signal of said collection into ultrasound image signal;
S330, network service module are carried out compression coding and decoding with said ultrasound image signal, and will send to remote terminal through wired or wireless network port through the ultrasound image signal of compression coding and decoding.
The said 3G palm B ultrasonic implementation method that realizes remote diagnosis further, for the ease of medical worker's in the ultrasonic diagnosis process interchange, can also comprise in the time of said step S330:
S331, audio-frequency module are gathered the audio signal that the medical worker diagnoses dialogue, and this audio signal is sent to remote terminal through network service module.
The said 3G palm B ultrasonic implementation method that realizes remote diagnosis, wherein, said step S320 specifically comprises:
The ultrasound detection signal that S321, Beam-former are gathered ultrasonic probe focuses on through amplification, A/D conversion, filtering, time gain control, dynamic aperture, forms the ultrasonic beam data signal;
S322, digital signal processing unit carry out image smoothing, edge enhancing, speckle noise elimination, sharpening pretreatment with said ultrasonic beam data signal;
S323, digital scan conversion unit will convert ultrasound image signal to through pretreated ultrasonic beam data signal.
The said 3G palm B ultrasonic implementation method that realizes remote diagnosis, wherein, said step S330 specifically also comprises:
H.264 S332, codec unit carry out said ultrasound image signal or the Mpeg4 compressed encoding;
S333, network transmission unit are used for the ultrasound image signal behind the coding is converted into the ultrasound image signal of ICP/IP protocol and sends to remote terminal through wired or 3G wireless network port.
A kind of 3G palm B ultrasonic and its implementation that realizes remote diagnosis provided by the present invention; Owing to be provided with network service module; Be used for said ultrasound image signal is carried out compression coding and decoding, and will send to remote terminal through wired or wireless network port through the ultrasound image signal of compression coding and decoding; Can realize the harmless real-time network transmission of B ultrasonic image and audio frequency, compatible for wired broadband and wireless 3G broadband network transmission mode, field or the outlying district that makes network insertion inconvenience also can the enjoy network remote diagnosis; Can make mobile phone become pictorial display and human-computer interface module through wireless network port simultaneously; Make probe and ultra sonic imaging module realize low-power consumption and water-proof function; Solve the long-time battery continuation of the journey and the waterproof requirement of the diagnosis of special occasions B ultrasonic; And its volume is little, the power consumption less, be beneficial to and carry, be specially adapted to ungetable rural area and outlying district
Should be understood that; Application of the present invention is not limited to above-mentioned giving an example, and concerning those of ordinary skills, can improve or conversion according to above-mentioned explanation; For example increase Wifi (wireless) and Bluetooth (bluetooth) interface function; Realization WLAN or near radio transmission, not only convenient at a high speed but also free, all these improvement and conversion all should belong to the protection domain of accompanying claims of the present invention.

Claims (7)

1. the 3G palm B ultrasonic that can realize remote diagnosis comprises the ultrasonic probe that is used to gather ultrasound detection signal, it is characterized in that it also comprises:
The ultra sonic imaging module that is connected with said ultrasonic probe is used for obtaining from said ultrasonic probe the ultrasound detection signal of said collection, and converts the ultrasound detection signal of said collection into ultrasound image signal;
With the network service module that said ultra sonic imaging module is connected, be used for said ultrasound image signal is carried out compression coding and decoding, and will send to remote terminal through wireless network port through the ultrasound image signal of compression coding and decoding;
Said network service module comprises the codec unit that is connected with said ultra sonic imaging module, is used for said ultrasound image signal is carried out 256 gray level images H.264 compressed encoding and decoding;
With the audio-frequency module that said network service module is connected, be used to gather the audio signal that the medical worker diagnoses dialogue, and this audio signal is sent to remote terminal through said network service module; Audio transmission and video transmission transmission simultaneously realize the real time remote consultation of doctors.
2. according to the said 3G palm B ultrasonic of realizing remote diagnosis of claim 1, it is characterized in that it also comprises: the memory module with said ultra sonic imaging module is connected is used to store said ultrasound image signal.
3. according to the said 3G palm B ultrasonic of realizing remote diagnosis of claim 1, it is characterized in that said ultra sonic imaging module comprises:
With the Beam-former that said ultrasonic probe is connected, the ultrasound detection signal that is used for ultrasonic probe is gathered focuses on through amplification, A/D conversion, filtering, time gain control, dynamic aperture, forms the ultrasonic beam data signal;
With the digital signal processing unit that said Beam-former is connected, be used for said ultrasonic beam data signal is carried out image smoothing, edge enhancing, speckle noise elimination, sharpening pretreatment;
The digital scan conversion unit that is connected with said digital signal processing unit is used for converting ultrasound image signal to through pretreated ultrasonic beam data signal.
4. according to the said 3G palm B ultrasonic of realizing remote diagnosis of claim 1, it is characterized in that said network service module also comprises:
The network transmission unit that is connected with said codec unit is used for the ultrasound image signal behind the coding is converted into the ultrasound image signal of ICP/IP protocol and sends to remote terminal through wired or 3G wireless network port.
5. a 3G palm B ultrasonic implementation method that can be used in remote diagnosis is characterized in that, may further comprise the steps:
A, ultrasonic probe are gathered ultrasound detection signal;
B, ultra sonic imaging module are obtained the ultrasound detection signal of said collection from said ultrasonic probe, and convert the ultrasound detection signal of said collection into ultrasound image signal;
C, network service module are carried out compression coding and decoding with said ultrasound image signal; And will send to remote terminal through wireless network port through the ultrasound image signal of compression coding and decoding; Wherein, the codec unit in the network service module is carried out 256 gray level images H.264 compressed encoding and decoding with said ultrasound image signal;
Wherein, said step C also comprises:
C1, audio-frequency module are gathered the audio signal that the medical worker diagnoses dialogue, and this audio signal is sent to remote terminal through network service module; Audio transmission and video transmission transmission simultaneously.
6. the 3G palm B ultrasonic implementation method that can be used in remote diagnosis according to claim 5 is characterized in that said step B specifically comprises:
The ultrasound detection signal that B1, Beam-former are gathered ultrasonic probe focuses on through amplification, A/D conversion, filtering, time gain control, dynamic aperture, forms the ultrasonic beam data signal;
B2, digital signal processing unit carry out image smoothing, edge enhancing, speckle noise elimination, sharpening pretreatment with said ultrasonic beam data signal;
B3, digital scan conversion unit will convert ultrasound image signal to through pretreated ultrasonic beam data signal.
7. the 3G palm B ultrasonic implementation method that can be used in remote diagnosis according to claim 5 is characterized in that said step C specifically also comprises:
C2, network transmission unit are used for the ultrasound image signal behind the coding is converted into the ultrasound image signal of ICP/IP protocol and sends to remote terminal through wired or 3G wireless network port.
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