CN2446731Y - Memory realizing image, figure, character etc. multiple parameter real time storage - Google Patents
Memory realizing image, figure, character etc. multiple parameter real time storage Download PDFInfo
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- CN2446731Y CN2446731Y CN 00250175 CN00250175U CN2446731Y CN 2446731 Y CN2446731 Y CN 2446731Y CN 00250175 CN00250175 CN 00250175 CN 00250175 U CN00250175 U CN 00250175U CN 2446731 Y CN2446731 Y CN 2446731Y
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Abstract
The utility model relates to a memory realizing multiple parameters, for example, images, figures, characters, etc., real time storage and display for ultrasonic diagnostic apparatuses. The memory adopts complex time-sharing technique and stores image data, graphic data, text data in the memory in a time-sharing and complex mode. The utility model is suitable for super miniaturization B ultrasonic diagnosis instruments. The utility model has the advantages that finite space is compressed and utilized; the fluidity of the memory is improved; application area of the B ultrasonic imaging instruments is widened.
Description
The utility model relates to a kind of memory, specifically, the utility model relates to a kind of memory that can realize on single memory that multi-parameters such as image, figure, character are stored and shown in real time.
In area of medical diagnostics, advantage such as supersonic diagnostic set is compared with image checks such as X-ray machine, CT, nulcear magnetic resonance (NMR), has real-time, easy to use, and no RADI and expense are lower.Existing B ultrasonic imager volume is big, be difficult to move, can't enter some special occasions, in order to fill up this medical science blank, the researcher has proposed to be used for the memory that can realize storage in real time of multi-parameters such as image, figure, character and demonstration of palm-type digitalized multifunctional ultrasonic diagnosing instrument
The purpose of this utility model is to provide a kind of memory that can realize storage in real time of multi-parameters such as image, figure, character and demonstration that is used for palm-type digitalized multifunctional ultrasonic diagnosing instrument.
Goal of the invention of the present utility model can be achieved in the following manner: adopt compound time sharing, with view data, graph data, text data timesharing, compound being stored in the memory, both dwindled volume, improve the utilance of resource again.
Below be description of drawings of the present utility model,, can be expressly understood the utility model by description of drawings and in conjunction with describing in detail, wherein:
Accompanying drawing 2 is that digital scan convertor adds 7 of controller (U1) and is partially integrated in an internal frame diagram in the IC chip in the palm-type supersonic diagnostic set described in the utility model;
What accompanying drawing 3 was that data read to revise writing controller in storage described in the utility model and the display system reads to revise the write cycle time schematic diagram;
Accompanying drawing 4 is read-write cycle schematic diagrames of storage described in the utility model and display system;
Accompanying drawing 5 is the block diagrams that multi-parameters such as image, figure, character are stored and shown in real time of realizing on a memory described in the utility model; Wherein, the circuit diagram represented of Fig. 5 b, c, d connects at position φ, Ω, β, the δ of mark respectively.
Accompanying drawing 6 is schematic diagrames that formed a branch of supersonic beam by the combination of 12 ultrasonic units described in the utility model;
Accompanying drawing 7 is block diagrams that high density able to programme described in the utility model is accepted focus system;
Palm-type B ultrasonic imager described in the utility model comprises 11 part compositions, and its system block diagram is seen accompanying drawing 1, is described in detail as follows:
The U1 of first: digital scan convertor adds controller, and it is to be integrated in the IC chip that its inside is divided into 7 parts.
Second portion U2: memory: storage ultrasonic echo data, image, figure, text data.
Third part U3: high pressure emission switch system produces the high pressure transmitted pulse, and is connected to the corresponding ultrasound emission unit of shaking.
The 4th part U4: receive the dynamic aperture variable system, different first ultrasound echo signals that shakes is received the combination time-delay.
The 5th part U5: amplification demodulator, with echo-signal amplification, detection.
The 6th part U6: the data transaction signal converts ultrasound echo signal to digital quantity.
The 7th part U7:CPU central processing unit, functions such as control, calculating.
The 8th part U8:D/A digital-to-analogue conversion converts picture signal, text, figure signal to analog quantity.
The tenth part U10: front panel, button, can pass through function, measuring operation.
The tenth a part of U11: probe, but wiring battle array probe or convex array probe.
Palm-type B ultrasonic imager workflow described in the utility model explanation, see accompanying drawing 1, the ultrasonic wave that sends by the emission of the launching code among U1 focal point control device, emission group's signal is connected to different ultrasonic array element in the U11 ultrasonic probe (linear array, protruding battle array) by U3 high pressure emission switch system, send one group of ultrasonic signal, ultrasonic signal produces echo by human body, by the coding of the receive path among the U1, reception focus coding controller control passing through U4, receive the many focus systems of dynamic aperture and will organize the different synthetic time-delays of first echo-signal of shaking more, promptly focus on; Become a branch of supersonic beam by processing fine jades such as U5 amplification demodulator edge treated again.
Convert digital signal to by the U6 pattern count.
Carry out the frame processing of different coefficients again by the Frame Handler among the U1, produce by the DSC among the U1 again and write the address, deposit among the memory U2; Finished the process of a supersonic sounding line.Then finish second line, the three-way by above process ..., until forming a width of cloth ultrasonic acoustic image pattern.
On the other hand, the synchronizing signal of data separating that the figure among the U1, image, text, separation synthesizer are read memory U2 and the synchronous generator by the flying-spot video generator among U8 data parallel operation and the U1 is mixed together into video standard signal and delivers to display or TFT display, and the U7 central processing unit is finished functions such as panel operation, measurement, calculating.
In order more clearly to explain creative place of the present utility model, three key technologies that can really realize B ultrasonic diagnostic equipment palmization are more specifically described below, that is, high integrated digital scan converter, data memory and many focuses of high density dynamic data receive amplification system.
In palm B ultrasonic diagnostic equipment described in the utility model, one of technology that it is crucial is that structure has digital scan convertor (U1) highly integrated, flexibility and reliability, described digital scan convertor adds controller, its inside is divided into 7 parts, they are to be integrated in the IC chip, see accompanying drawing 2.
1.DSC: the digital scan conversion read/write address forms device.
2. memory control: memory read-write, address switchover, control such as freeze.
3. view data Frame Handler: picture signal is carried out frame handle.
4. video generator: produce some video synchronization signals such as HS, VS.
5. launching code device, focus generator: produce different focuses, difference the transmitting of unit of shaking.
6. receive path coding, the control of reception focus coding: produce the coding of different receive paths, and not confocal switch time-delay sign indicating number.
7. image, figure, text separate synthesizer.
This 7 is partially integrated in one 30,000 6 ASIC integrated chip of doing door, has constituted U1, and this is the key component of palm-type B ultrasonic diagnostic equipment described in the utility model.
Another crucial technology in the palm B ultrasonic diagnostic equipment described in the utility model is a structure height data-storing structure closely.
In the prior art, when on display screen, showing simultaneously the image, figure of band GTG and text message in real time, usually have the memory, figure memory and the text memory that shine upon mutually with the viewing area, and with read-write control, data/address bus, the address bus of their corresponding memories.
Three kinds of data are mixed with line synchronizing signal, the field sync signal of display picture signal, figure signal, text signal are presented at corresponding penetrating in the district, obtain the combination image of image, figure and text that a width of cloth has GTG, but, adopt the method for prior art to have synthtic price index such as power consumption is big, volume is big, can't be directly used in palm-type B ultrasonic diagnostic equipment described in the utility model.
In palm-type B ultrasonic diagnostic equipment described in the utility model, the demonstration of image, figure, text is except the electronic component of selecting low-power consumption, small size, on the circuit design scheme, adopt a memory and a cover read-write control bus to realize that real-time storage and demonstration to image (GTG) and figure, text are necessary, comprising the distribution in memory of image, figure and text and the storage (writing) and the demonstration (output) of image, figure and text.
The GTG that the general medicine image shows is 64 GTGs, promptly represents 64 GTGs with 6Bit.And text and figure are not have the bright of GTG and demonstration, promptly can represent with the 1Bit data.
Researcher of the present utility model separates 8 bit data of memory, low 6 (D
5-D
0) the presentation video data, the 7th (D
6) presentation graphic, the 8th (D
7) expression text (character); Data 8 figure places are represented three kinds of contents in the described memory, that is, low 6 is image information, the 7th bit representation graphical information, and the 8th bit representation text message, thus solved the distribution in memory of image, figure and text, three memories are integrated.
Realize the real-time storage (writing) of image described in the utility model, figure, text and show (reading), at first need to construct a memory, see accompanying drawing 3,4,5, its row address is corresponding one by one with the line number of display, its column address is corresponding one by one with display, so just realized the mapping one by one of diverse location and memory diverse location on the display; That is, the displaying contents on the display is exactly the content on the corresponding memory, is exactly read-write and renewal to display to the read-write of memory.
The content of the 8 bit data representative of memory of the present utility model is different, low 6 is image, the 7th and the 8th is respectively figure and text, when being read and write, they adopt the timesharing read-write, content to them is taked separating treatment, and input and output respectively, comprise following process during a memory read-write:
1. read the memory data process
↓
2. the reading image data are revised them and are also write again
↓
3. read memory data
↓
4. interpret blueprints shape or text data are revised them and are write again.
Above four processes circulate.
First process is read the memory process, by the data that the display DISPLAY ORDER is read memory, will hang down 6 (D
5-D
0) picture signal separates with text signal with the 7th, the 8th bit pattern; To hang down 6 bit image conversion of signals and become GTG, and convert bright dark mixing to the 7th and the 8th and send into the display demonstration.
Second process reading image data, and after revising them, write the picture signal process, read the data of unit, picture position.Low 6 bit data of data representing image are revised, kept the 7th and the 8th that represents text and view data.The data that this was revised write this unit again then.
The 3rd process repeats first process.
The 4th process interpreting blueprints shape or text data are revised them and they are write again, read the data on figure and the text position unit, with the 7th (D of representative of graphics or text
6), the 8th (D
7) revise, keeping low 6 bit data of representative image information, the data that this was revised write this unit again then.
Wherein:
C1:2M position memory, AD/[7:0]: memory address D[7:0] the memory data storehouse is arranged, the read-write of MWR memory is controlled;
C2: data latches;
C3：
" the read/write address switch;
C4：
C5：
" address switcher of image and figure, text;
C6?：
The C7:D/A data transaction becomes analog signal;
C8: data combiner;
C9: data read to revise writing controller;
C10: data latches;
C11: data double-way controller;
Wherein, the explanation of C8 cell data synthesizer: the data D7 of memory ... D0, D5 wherein ... D0 is that view data is represented GTG, and D6, D7 are that text and figure representative are bright dark, and D5-D0 converts analog signal to view data, represent 64 GTGs the brightest, D5-D0 is that 0 representative is bright dark.By unit 8, D6, D7 are 1 o'clock, and it is the brightest that output is exactly 64 representatives so, and D6, D7 are 0 o'clock simultaneously, and the value of output depends on the value of D5-D0, i.e. representative image GTG value;
C7: digital-to-analogue conversion converts the D5-D0 of input to analog quantity, is output as 0 volt from 0 volt to 2.5 volts, during D5-D0=0, is output as 2.5 volts during D5-D0=64;
C5, C6: the read/write address switch, controlled by WR, when WR was high level, address switch switched to text and graphics addresses; Address switch switched to image address when WR was low level.
C3, C4: the read/write address switch, controlled by 2WR, when 2WR was high level, address switch switched to write address, and when 2WR was low level, address switch switches to read the address, and row reads the address and row are read the address.
C9: data read to revise writing controller, see accompanying drawing 3: be divided in write cycle time that to read to revise write cycle time be T
1Period and T
2In in detail period, this process is described in detail below:
When 2WR was high level, write cycle time began, and the address of memory is switched at the write address state, at T
1Memory has been read the data of write address unit during this time, flows into C9 by MWR high level control C11 data double-way controller.If WR writes view data when being low level, C9 switches to the new view data M165 that writes with the D5-D0 data ... M160 and keep original MD6, MD7 (text, graph data); If WR is a high level when promptly writing text or graph data, C9 switches to new OD6, OD7 with D6, D7 and keeps original MD5-MD0 (view data) at T
2During this time, the data M D/[7:0 that newly combines] by MWR low level control C11 data are flowed into memory, at this moment MWR is a low level, again data is write this address, has finished and has read modification process.
It is whole that to read to revise the one-writing system process prescription as follows, can be referring to accompanying drawing 4, when 2WR is low level, read procedure, C3, C2 with address switchover to reading the address, and control the C11 data double-way from the memory read data by the MWR high level and control, data are sent into latch C2 and by the rising edge latch data of 2WR, then the latch dateout by the C8 data combiner with they D
6, D
7And D
5-D
0Discrete group is synthesized OD
5-OD
0Complex data converts analog quantity to by D/A and send demonstration.
Enter low level when writing process at 2WR, write address depends on WR, and WR writes text and figure during for high level, and WR writes image during for low level, is divided into T in the process of writing
1, T
2Two periods.T
1Be the period of reading, T
2For writing period.Be described in detail in the data read-write control device.
Whole process is that read data-modification image-read data-Xiu writes text, figure, read data etc. and moves in circles.
The technology that also has a key in the palm B ultrasonic diagnostic equipment described in the utility model is that many focuses of structure high density dynamic data receives amplification system, sees accompanying drawing 6,7.
High density able to programme described in the utility model receives focus system and adopts soft, combination of hardware, has solved the complexity that increases system because of focus data.By hard programming, the number of focus, position etc. can change arbitrarily simultaneously, and the number of focus can increase to 50; Like this, no matter be enlarged image, or the frequency shift of ultrasonic probe, receiving focus will become thereupon, thereby has improved the resolution and the definition of ultrasonoscopy greatly, is not protection content of the present utility model owing to receive focus system, and this just repeats no more again.
The utility model is owing to proposed concrete solution to above-mentioned reception focus system, can really realize the subminaturization of B ultrasonic diagnostic equipment, make palm B ultrasonic imager described in the utility model greatly reduce the power consumption of system, improve the definition of imaging, widened the application of B ultrasonic imager.
Claims (1)
1, a kind of memory that can realize that multi-parameters such as image, figure, character are stored and shown in real time, described memory is to be used for hand-held B ultrasonic diagnostic equipment, described diagnostic equipment comprises that digital scan convertor adds controller, memory, high pressure emission switch system, receives dynamic aperture variable system, amplification demodulator, data transaction signal, cpu central processing unit, D/A digital-to-analogue conversion, display, front panel and probe, is characterized in that described memory comprises:
A, C1, a 2M position memory, AD/[7:0]; Memory address D[7:0] the memory data storehouse is arranged, the read-write of MWR memory is controlled;
B, C2: data latches;
c、C3：
" the read/write address switch;
C4：
d、C5：
" address switcher of image and figure, text;
C6：
E, C7:D/A data transaction become analog signal;
F, C8: data combiner;
G, C9: data read to revise writing controller;
H, C10: data latches;
I, C11: data double-way controller;
At first, construct a memory, the row address of described memory is corresponding one by one with the line number of display, its column address is corresponding one by one with display, and low 6 of 8 bit data of this memory is image, and the 7th and the 8th is respectively figure and text, when being read and write, they adopt the timesharing read-write, content to them is taked separating treatment, and input and output respectively, comprises following process during a memory read-write:
1. read the memory data process
↓
2. the reading image data are revised them and are also write again
↓
3. read memory data
↓
4. interpret blueprints shape or text data are revised them and are write again;
First process is read the memory process, by the data that the display DISPLAY ORDER is read memory, will hang down 6 (D
5-D
0) picture signal separates with text signal with the 7th, the 8th bit pattern; To hang down 6 bit image conversion of signals and become GTG, and convert bright dark mixing to the 7th and the 8th and send into the display demonstration;
Second process reading image data, and after revising them, write the picture signal process, read the data of unit, picture position.Low 6 bit data of data representing image are revised, kept the 7th and the 8th that represents text and view data.The data that this was revised write this unit again then;
The 3rd process repeats first process;
The 4th process interpreting blueprints shape or text data are revised them and they are write again, read the data on figure and the text position unit, with the 7th (D of representative of graphics or text
6), the 8th (D
7) revise, keeping low 6 bit data of representative image information, the data that this was revised write this unit again then;
When 2WR is low level, read procedure, C3, C2 with address switchover to reading the address, and control the C11 data double-way from the memory read data by the MWR high level and control, data are sent into latch C2 and by the rising edge latch data of 2WR, then the latch dateout by the C8 data combiner with they D
6, D
7And D
5-D
0Discrete group is synthesized OD
5-OD
0Complex data converts analog quantity to by D/A and send demonstration;
Enter low level when writing process at 2WR, write address depends on WR, and WR writes text and figure during for high level, and WR writes image during for low level, is divided into T in the process of writing
1, T
2Two periods.T
1Be the period of reading, T
2For writing period, be described in detail in the data read-write control device;
Whole process is that read data-modification image-read data-Xiu writes text, figure, read data etc. and moves in circles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00250175 CN2446731Y (en) | 2000-09-13 | 2000-09-13 | Memory realizing image, figure, character etc. multiple parameter real time storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00250175 CN2446731Y (en) | 2000-09-13 | 2000-09-13 | Memory realizing image, figure, character etc. multiple parameter real time storage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2446731Y true CN2446731Y (en) | 2001-09-05 |
Family
ID=33608423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00250175 Expired - Fee Related CN2446731Y (en) | 2000-09-13 | 2000-09-13 | Memory realizing image, figure, character etc. multiple parameter real time storage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2446731Y (en) |
-
2000
- 2000-09-13 CN CN 00250175 patent/CN2446731Y/en not_active Expired - Fee Related
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |