CN210749278U - Ultrasonic single-array-element high-frequency electric pulse generation circuit and imaging system - Google Patents
Ultrasonic single-array-element high-frequency electric pulse generation circuit and imaging system Download PDFInfo
- Publication number
- CN210749278U CN210749278U CN201920806101.6U CN201920806101U CN210749278U CN 210749278 U CN210749278 U CN 210749278U CN 201920806101 U CN201920806101 U CN 201920806101U CN 210749278 U CN210749278 U CN 210749278U
- Authority
- CN
- China
- Prior art keywords
- circuit
- power supply
- frequency electric
- electric pulse
- switch tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The utility model provides an supersound single-array element high frequency electric pulse produces circuit and imaging system, the circuit includes: the direct current power supply is used for providing direct current power supply; the input end of the inverter circuit is connected with the direct-current power supply and is used for converting a direct-current signal provided by the direct-current power supply into a pulse signal; the isolation transformer, the first end of isolation transformer's primary coil links to each other with inverter circuit's first output, and the second end of primary coil links to each other with inverter circuit's second output, and the first end and the second end of isolation transformer's secondary coil are as the output of supersound single array element high frequency electric pulse generating circuit, and the second end of isolation transformer's secondary coil floats ground or through ann rule electric capacity ground connection, the number of turns of primary coil is less than the number of turns of secondary coil has reduced the electromagnetic disturbance of supersound single array element high frequency electric pulse generating circuit to back level circuit.
Description
Technical Field
The utility model relates to an electronic circuit technical field, concretely relates to supersound single-array element high frequency electric pulse produces circuit and imaging system.
Background
When high-frequency electric pulse generated by the high-voltage transmitting circuit is applied to the probe, the piezoelectric wafer (array element) of the excitation source generates high-frequency oscillation to generate ultrasonic waves, and the ultrasonic waves are generated to scan human bodies or other physical objects. Conversely, when the ultrasonic echo is transmitted to the probe to cause the internal wafer to vibrate at high frequency, the wafer generates a high-frequency electric signal, which is sent to the echo receiving circuit.
The ultrasonic endoscopic imaging system is characterized in that a miniature ultrasonic probe (single-array element) is extended into a body cavity or a blood vessel through a biopsy channel of an electronic endoscope and is close to a target organ, and the single-array element ultrasonic probe is driven by a motor to rotate for 360 degrees to carry out tomography imaging on the body cavity or the blood vessel.
The transmitting circuit is an essential part of an ultrasonic system and is mainly used for generating a high-voltage narrow pulse signal and exciting an ultrasonic transducer to transmit ultrasonic waves. The amplitude and width of the transmitted pulse are two important criteria. Under the general condition, the ultrasonic power is strong when the amplitude is large, and the receiving sensitivity is high; narrow pulse width, high resolution and small blind area.
The voltage of the transmitting circuit of the ultrasonic endoscopic imaging system applied to the human body can reach +/-100V. The method mainly utilizes Boost technology to raise low voltage (such as 12V) to positive high voltage (such as +80V), and utilizes magnetic isolation technology to generate negative high voltage; then the pulse controller drives the high-voltage MOS tube through a special MOS tube driving chip to generate positive and negative pulses, and the ultrasonic transducer is excited to emit ultrasonic waves.
However, the applicant has found through research that the prior art solutions have several disadvantages:
1) strong electromagnetic disturbance:
a high-voltage generating circuit belongs to the field of a switching power supply BOOST, has stronger electromagnetic disturbance, is easy to interfere a sensitive ultrasonic analog front-end circuit, and causes overhigh bottom noise of an ultrasonic image.
2) The circuit occupies a large space, the cost is high, and the reliability is low:
the high-voltage filter circuit uses a high-voltage capacitor, and a large-capacity high-voltage capacitor (such as 10uF) with the voltage of more than 100V is mainly an aluminum electrolytic capacitor which has the defects of large volume, short service life and high cost.
Meanwhile, a high-voltage transmitting circuit in the prior art is complex in structure and high in failure rate, and reliability of a system is affected.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an supersound single-array element high frequency electric pulse generating circuit and imaging system to solve among the prior art the big problem of electromagnetic disturbance that supersound single-array element high frequency electric pulse generating circuit exists.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
an ultrasonic single-array-element high-frequency electric pulse generating circuit, comprising:
the direct current power supply is used for providing direct current power supply;
the input end of the inverter circuit is connected with the direct current power supply and is used for converting a direct current signal provided by the direct current power supply into a pulse signal;
the first end of a primary coil of the isolation transformer is connected with the first output end of the inverter circuit, the second end of the primary coil is connected with the second output end of the inverter circuit, the first end and the second end of a secondary coil of the isolation transformer serve as the output end of the ultrasonic single-array-element high-frequency electric pulse generating circuit, the second end of the secondary coil of the isolation transformer is grounded in a floating mode or through a safety capacitor, and the number of turns of the primary coil is smaller than that of the secondary coil.
Preferably, in the ultrasonic single-array element high-frequency electric pulse generating circuit, a ratio of the number of turns of the primary coil to the number of turns of the secondary coil is 1: n, wherein N is greater than 1.
Preferably, the ultrasonic single-element high-frequency electric pulse generating circuit further includes:
and the energy storage capacitor is connected with the direct-current power supply in parallel.
Preferably, in the above ultrasonic single-array element high-frequency electric pulse generating circuit, the number of the coils of the primary coil and/or the secondary coil is adjustable.
Preferably, in the ultrasonic single-array element high-frequency electric pulse generating circuit, the inverter circuit is a full-bridge driving circuit, a half-bridge driving circuit or a push-pull circuit.
Preferably, in the ultrasonic single-array-element high-frequency electric pulse generating circuit, the inverter circuit includes:
a first end of the first switch tube is connected with the positive electrode of the direct current power supply;
a second switching tube, a first end of the second switching tube is connected with the positive pole of the DC power supply;
a first end of the third switching tube is connected with a second end of the first switching tube, and a second end of the third switching tube is connected with a negative electrode of the direct-current power supply;
a first end of the fourth switching tube is connected with a second end of the second switching tube, and a second end of the fourth switching tube is connected with a negative electrode of the direct-current power supply;
and the output end of the controller is connected with the control ends of the first switch tube, the second switch tube, the third switch tube and the fourth switch tube, and the conduction states of the first switch tube, the second switch tube, the third switch tube and the fourth switch tube are controlled according to the set frequency.
Preferably, in the ultrasonic single-array-element high-frequency electric pulse generating circuit, a common end of the first switching tube and the third switching tube is used as a first output end of the inverter circuit, and a common end of the second switching tube and the fourth switching tube is used as a second output end of the inverter circuit.
Preferably, in the ultrasonic single-array-element high-frequency electric pulse generating circuit, the direct-current power supply has a normal rated input voltage, and the rated input voltage of the direct-current power supply is DC12V, DC24V, DC15V, DC36V or DC 19V;
the turn ratio of the primary coil to the secondary coil satisfies the condition: and enabling the output pulse amplitude of the isolation transformer to be a preset value.
An imaging system, comprising: the ultrasonic single-array-element high-frequency electric pulse generating circuit described in any one of the above, further comprising:
an ultrasonic echo receiving circuit connected in parallel with a secondary coil of the isolation transformer;
a transducer connected in parallel with the secondary coil of the isolation transformer.
Preferably, the imaging system is an ultrasonic endoscopic imaging system or a vascular ultrasonic imaging system.
Preferably, in the imaging system, the transducer is a single-element transducer.
Based on the above technical scheme, the embodiment of the utility model provides an above-mentioned supersound single-array element high frequency electric pulse generating circuit, owing to adopt isolation transformer's secondary coil is as the output of supersound single-array element high frequency electric pulse generating circuit for among the supersound single-array element high frequency electric pulse generating circuit isolation transformer's preceding stage circuit and isolation transformer back stage circuit (for example supersound echo receiving circuit keep apart) are kept apart, thereby have cut off the transmission path of common mode electromagnetism harassment; the ultrasonic signal receiving end is connected with the ultrasonic signal generating circuit, the ultrasonic signal receiving end is connected with the ultrasonic signal receiving end, and the ultrasonic signal receiving end is connected with the ultrasonic signal generating circuit. In addition, the above-mentioned scheme that this application provided replaces Boost among the current supersound single array element high frequency electric pulse generating circuit through adopting the transformer technique of stepping up and the magnetic isolation technique for supersound single array element high frequency electric pulse generating circuit's circuit structure is simpler, has simplified the circuit structure of supersound single array element high frequency electric pulse generating circuit, is favorable to promoting the reliability of circuit, but also can reduce the shared volume of circuit, is favorable to reduce cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an ultrasonic single-array-element high-frequency electric pulse generation circuit provided in an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to solve the above-mentioned problem that exists among the prior art, prevent that the high voltage from producing circuit interference supersound analog front end circuit, this application discloses a simple and easy, low noise supersound single-array element high frequency electric pulse production circuit, includes:
a dc power supply 100 for supplying dc power;
the inverter circuit 200, an input end of the inverter circuit 200 is connected to the dc power supply 100, and is configured to convert the dc power signal provided by the dc power supply 100 into a pulse signal, where the pulse signal may be a positive pulse, a negative pulse, or a positive/negative pulse, that is, an individual positive pulse, an individual negative pulse, or a pulse with alternating positive and negative;
the first end of the primary coil of the isolation transformer 300 is connected with the first output end of the inverter circuit 200, the second end of the primary coil is connected with the second output end of the inverter circuit 200, the first end and the second end of the secondary coil of the isolation transformer 300 are used as the output end of the ultrasonic single-array element 500 high-frequency electric pulse generating circuit, the second end of the secondary coil of the isolation transformer 300 is grounded in a floating mode or through a safety capacitor, and the number of turns of the primary coil is smaller than that of the secondary coil. Preferably, a ratio of the number of turns of the primary coil to the number of turns of the secondary coil is 1: n, N may be any number greater than 1, may be an integer greater than 1 or a real number greater than 1, and may be, for example, 2, 3, 4, 5, or the like, or may be 1.5, 2.5, 3.5, 4.5, 5.5, or the like.
When the ultrasonic single-array-element high-frequency electric pulse generating circuit disclosed by the embodiment of the application is used for generating high-frequency electric pulses, a digital circuit is realized by adopting the isolation transformer 300, the direct-current power supply 100 provides direct-current signals, the direct-current signals provided by the direct-current power supply 100 are converted by the inverter circuit 200 to generate pulse signals, the pulse signals are sent to the primary coil of the isolation transformer 300 and are influenced by the current flowing through the primary coil, the secondary coil of the isolation transformer 300 generates pulse signals matched with the pulse signals, and the number of the coils of the primary coil is smaller than that of the secondary coil, so that the amplitude of the pulse signals provided by the secondary coil is larger than that of the pulse signals output by the inverter circuit 200, and high-frequency electric pulse signals with higher amplitudes are provided for the ultrasonic single-array element 500, in addition, in the present embodiment, the secondary coil of the isolation transformer 300 is used as the output end of the ultrasonic single-array element high-frequency electric pulse generating circuit, so that the front-stage circuit of the isolation transformer 300 in the ultrasonic single-array element high-frequency electric pulse generating circuit is isolated from the rear-stage circuit (e.g., the ultrasonic echo receiving circuit 400) of the isolation transformer 300, thereby cutting off the transmission path of the common-mode electromagnetic disturbance. The ultrasonic imaging device has the advantages that the phenomenon that high-frequency common-mode electromagnetic disturbance conducted from a power line and a signal line flows to a catheter or an ultrasonic probe and is converted into differential-mode interference on the catheter or the ultrasonic probe, and then the ultrasonic imaging device is superposed with an ultrasonic echo signal and coupled to an ultrasonic signal receiving end to interfere an ultrasonic image is avoided, and the quality of the ultrasonic image is improved. In addition, above-mentioned scheme is still through adopting the transformer to step up the technology and replacing Boost in the current supersound single array element high frequency electric pulse generating circuit and magnetic isolation technique for supersound single array element high frequency electric pulse generating circuit's circuit structure is more simple, has simplified supersound single array element high frequency electric pulse generating circuit's circuit structure, is favorable to promoting the reliability of circuit, but also can reduce the shared volume of circuit, is favorable to reduce cost.
Further, in the technical solution disclosed in the above embodiment of the present application, in order to ensure the stability of the output voltage of the dc power supply 100, referring to fig. 1, in the technical solution disclosed in the above embodiment of the present application, an energy storage capacitor C may be further included, where the energy storage capacitor C is connected in parallel with the dc power supply 100, and is used for storing the electric energy output by the dc power supply 100 and stabilizing the output voltage of the dc power supply 100.
Furthermore, the amplitude of the electric pulse provided by the ultrasonic single-array element high-frequency electric pulse generating circuit is convenient for users to adjust according to the self requirements, in the above-mentioned solutions disclosed in the above-mentioned embodiments of the present application, the primary coil and/or the secondary coil of the isolation transformer 300 are adjustable coils, i.e. the number of coils of said primary coil and/or secondary coil is adjustable, by adjusting the turns ratio of the primary coil and the secondary coil, so that the pulse signal output by the isolation transformer meets the requirements of the circuit at the later stage (for example, the requirement of loading pulse voltage by a single array element), the number of turns of the coils connected to the primary coil and/or the secondary coil can be adjusted according to the requirements of users, the electrical pulse output by the secondary winding of the isolation transformer 300 is adjusted by adjusting the number of turns of the primary winding and/or the secondary winding.
In the above solutions disclosed in the above embodiments of the present application, the type of the inverter circuit 200 may be selected according to user requirements, for example, it may be a full-bridge driving circuit, a half-bridge driving circuit, or a push-pull circuit.
When the inverter circuit 200 is a full bridge driving circuit, the inverter circuit 200 may include:
a first switch Q1, a first end of the first switch Q1 being connected to the positive pole of the dc power supply 100;
a second switch Q2, a first end of the second switch Q2 being connected to the positive pole of the dc power supply 100;
a third switch tube Q3, a first end of the third switch tube Q3 is connected to a second end of the first switch tube Q1, and a second end of the third switch tube Q3 is connected to a negative electrode of the dc power supply 100;
a fourth switching tube Q4, wherein a first end of the fourth switching tube Q4 is connected to the second end of the second switching tube Q2, and a second end of the fourth switching tube Q4 is connected to the negative electrode of the dc power supply 100, where in the circuit diagram, the ground terminal is not an actual ground line, and the ground terminal is only shown as a low potential terminal, and if the negative electrode of the circuit application power supply is low potential, the ground terminal is equal to the negative electrode of the power supply, that is, the second end of the third switching tube Q3 is connected to the negative electrode of the dc power supply 100, and the second end of the fourth switching tube Q4 is connected to the negative electrode of the dc power supply 100, or the second end of the third switching tube Q3 is grounded, and the second end of the fourth switching tube Q4 is grounded.
A common terminal of the first switch tube Q1 and the third switch tube Q3 serves as a first output terminal of the inverter circuit 200, and a common terminal of the second switch tube Q2 and the fourth switch tube Q4 serves as a second output terminal of the inverter circuit 200;
the inverter circuit 200 further comprises a controller, an output end of the controller is connected to control ends of the first switch tube Q1, the second switch tube Q2, the third switch tube Q3 and the fourth switch tube Q4, and the on-state of the first switch tube Q1, the second switch tube Q2, the third switch tube Q3 and the fourth switch tube Q4 is controlled according to a set frequency, for example, the controller can control the on-state of the first switch tube Q1, the second switch tube Q2, the third switch tube Q3 and the fourth switch tube Q4 according to a preset electric pulse output frequency requirement, and assuming that the electric pulse output frequency requirement is represented by a preset clock signal, during operation, the controller obtains the clock signal, and when the clock signal is in a first state (for example, the clock signal can be at a high level), the on-state of the second switch tube Q2 and the second switch tube Q3 is controlled by controlling the on-state of the first switch tube Q1 and the fourth switch tube Q4, the inverter circuit 200 is controlled to output a positive high-voltage pulse signal, the positive high-voltage pulse signal is amplified by the isolation transformer 300 to obtain an amplified positive high-voltage pulse signal, when the clock signal is in the second state, the inverter circuit 200 is controlled to output a negative high-voltage pulse signal by controlling the first switch tube Q1 and the fourth switch tube Q4 to be cut off and controlling the second switch tube Q2 and the third switch tube Q3 to be switched on, and the negative high-voltage pulse signal is amplified by the isolation transformer 300 to obtain an amplified negative high-voltage pulse signal.
In the circuit design, the rated output voltage of the DC power supply 100 can be selected according to the user's requirement, for example, in the technical solution disclosed in the embodiment of the present application, the rated input voltage of the DC power supply 100 is a conventional rated input voltage, such as DC12V, DC24V, DC15V, DC36V, or DC19V, etc., considering that the existing imaging system transmitting circuit voltage is usually ± 100V, ± 80V, etc., therefore, the turns ratio of the primary coil and the secondary coil satisfies the condition: and enabling the output pulse amplitude of the isolation transformer to be a preset value. For example, the DC power supply 100 is DC12V, and when the imaging system transmit circuit voltage is ± 100V, 12: 100 is taken as the turn ratio between the primary coil and the secondary coil of the isolation transformer 300, that is, the turn ratio between the primary coil and the secondary coil connected to the isolation transformer 300 is 3: 25.
corresponding to the above-mentioned ultrasonic single-array element high-frequency electric pulse generating circuit, the present application also discloses an imaging system using the ultrasonic single-array element high-frequency electric pulse generating circuit, the imaging system is an ultrasonic endoscopic imaging system or a vascular ultrasonic imaging system, and referring to fig. 1, the imaging system may further include, in addition to the ultrasonic single-array element high-frequency electric pulse generating circuit provided in any one of the above-mentioned embodiments of the present application: an ultrasonic echo receiving circuit 400 and a transducer 500 (ultrasonic probe), wherein the ultrasonic echo receiving circuit 400 (i.e. an ultrasonic receiving circuit) is connected in parallel with the secondary coil of the isolation transformer 300, and the ultrasonic echo receiving circuit can be a conventional ultrasonic receiving circuit in the prior art; the transducer 500 is connected in parallel with the secondary winding of the isolation transformer 300, and the transducer 500 may be a single-element transducer.
When the ultrasonic single-array-element high-frequency electric pulse generating circuit is used as the high-frequency electric pulse generating circuit of the imaging system, the ultrasonic single-array-element high-frequency electric pulse generating circuit realizes the isolation of an upstream circuit and a downstream circuit through an isolation transformer 300, so that an interference signal cannot be transmitted to the downstream circuit of the isolation transformer 300, the interference resistance or the signal-to-noise ratio of the imaging system is improved, and the interference resistance of an ultrasonic image is improved; in addition, through isolation transformer 300, the mode that directly steps up operating voltage (100V) with the low voltage pulse of inverter circuit output (as 12V), Boost and the magnetic isolation technique among the present supersound single array element high frequency electric pulse generating circuit have been replaced, make supersound single array element high frequency electric pulse generating circuit's circuit structure simpler, the circuit structure of supersound single array element high frequency electric pulse generating circuit has been simplified, be favorable to promoting circuit's reliability, and can also reduce the shared volume of circuit, be favorable to reduce cost.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (11)
1. An ultrasonic single-array-element high-frequency electric pulse generating circuit, comprising:
the direct current power supply is used for providing direct current power supply;
the input end of the inverter circuit is connected with the direct current power supply and is used for converting a direct current signal provided by the direct current power supply into a pulse signal;
the first end of a primary coil of the isolation transformer is connected with the first output end of the inverter circuit, the second end of the primary coil is connected with the second output end of the inverter circuit, the first end and the second end of a secondary coil of the isolation transformer serve as the output end of the ultrasonic single-array-element high-frequency electric pulse generating circuit, the second end of the secondary coil of the isolation transformer is grounded in a floating mode or through a safety capacitor, and the number of turns of the primary coil is smaller than that of the secondary coil.
2. The circuit of claim 1, wherein the ratio of the number of turns of said primary coil to the number of turns of said secondary coil is 1: n, wherein N is greater than 1.
3. The ultrasonic single-element high-frequency electric pulse generating circuit according to claim 1, further comprising:
and the energy storage capacitor is connected with the direct-current power supply in parallel.
4. The ultrasonic single-element high-frequency electric pulse generating circuit according to claim 1, wherein the number of coils of said primary coil and/or secondary coil is adjustable.
5. The circuit of claim 1, wherein the inverter circuit is a full bridge driver circuit, a half bridge driver circuit, or a push-pull circuit.
6. The ultrasonic single-array-element high-frequency electric pulse generating circuit according to claim 5, wherein the inverter circuit comprises:
a first end of the first switch tube is connected with the positive electrode of the direct current power supply;
a second switching tube, a first end of the second switching tube is connected with the positive pole of the DC power supply;
a first end of the third switching tube is connected with a second end of the first switching tube, and a second end of the third switching tube is connected with a negative electrode of the direct-current power supply;
a first end of the fourth switching tube is connected with a second end of the second switching tube, and a second end of the fourth switching tube is connected with a negative electrode of the direct-current power supply;
and the output end of the controller is connected with the control ends of the first switch tube, the second switch tube, the third switch tube and the fourth switch tube, and the conduction states of the first switch tube, the second switch tube, the third switch tube and the fourth switch tube are controlled according to the set frequency.
7. The ultrasonic single-array-element high-frequency electric pulse generating circuit as claimed in claim 6, wherein a common terminal of the first switch tube and the third switch tube is used as a first output terminal of the inverter circuit, and a common terminal of the second switch tube and the fourth switch tube is used as a second output terminal of the inverter circuit.
8. The ultrasonic single-array element high-frequency electric pulse generating circuit according to claim 1,
the DC power supply is a conventional rated input voltage, and the rated input voltage of the DC power supply is DC12V, DC24V, DC15V, DC36V or DC 19V;
the turn ratio of the primary coil to the secondary coil satisfies the condition: and enabling the output pulse amplitude of the isolation transformer to be a preset value.
9. An imaging system, comprising: the ultrasonic single-element high-frequency electric pulse generating circuit of any one of claims 1-8, further comprising:
an ultrasonic echo receiving circuit connected in parallel with a secondary coil of an isolation transformer;
a transducer connected in parallel with the secondary coil of the isolation transformer.
10. The imaging system of claim 9, wherein the imaging system is an endoscopic ultrasound imaging system or a vascular ultrasound imaging system.
11. The imaging system of claim 9, wherein the transducer is a single element transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920806101.6U CN210749278U (en) | 2019-05-30 | 2019-05-30 | Ultrasonic single-array-element high-frequency electric pulse generation circuit and imaging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920806101.6U CN210749278U (en) | 2019-05-30 | 2019-05-30 | Ultrasonic single-array-element high-frequency electric pulse generation circuit and imaging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210749278U true CN210749278U (en) | 2020-06-16 |
Family
ID=71039029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920806101.6U Active CN210749278U (en) | 2019-05-30 | 2019-05-30 | Ultrasonic single-array-element high-frequency electric pulse generation circuit and imaging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210749278U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110101413A (en) * | 2019-05-30 | 2019-08-09 | 深圳开立生物医疗科技股份有限公司 | A kind of single array element high frequency electric pulse generation circuit of ultrasound and imaging system |
-
2019
- 2019-05-30 CN CN201920806101.6U patent/CN210749278U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110101413A (en) * | 2019-05-30 | 2019-08-09 | 深圳开立生物医疗科技股份有限公司 | A kind of single array element high frequency electric pulse generation circuit of ultrasound and imaging system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6169782B1 (en) | X-ray system with internal power supply including battery power and capacitively stored power | |
| RU2624399C2 (en) | Module of ultrasonic transducer and method of excitation of head of ultrasound transducer | |
| US6432055B1 (en) | Medical ultrasonic imaging system with three-state ultrasonic pulse and improved pulse generator | |
| JP2010042146A (en) | Ultrasonic imaging apparatus | |
| JP2006319713A (en) | Ultrasonic probe and body cavity insertion-type ultrasonic diagnostic device mounted with the same | |
| CN210749278U (en) | Ultrasonic single-array-element high-frequency electric pulse generation circuit and imaging system | |
| WO2013031169A1 (en) | Ultrasound diagnostic device | |
| JP5804949B2 (en) | Ultrasonic diagnostic equipment | |
| CN103181783A (en) | Systems and methods for controlling transducer pulse transitions in ultrasound imaging | |
| CN103731166B (en) | A kind of ultrasonic wave of frequency-adjustable launches drive unit | |
| US9581685B2 (en) | Ultrasonic diagnostic apparatus with pulse timing controller | |
| KR20020029148A (en) | Integrated circuit for generating high voltage pulse for use in a medical ultrasound diagnostic system | |
| JP2007296131A (en) | Ultrasonic probe and ultrasonographic apparatus | |
| CN219723920U (en) | Ultrasonic wave generating circuit and ultrasonic cleaner | |
| JP2010213787A (en) | Ultrasonic diagnosis device | |
| CN111142434A (en) | Ultrasonic transducer control circuit and method and ultrasonic cleaning machine | |
| JP3500099B2 (en) | Transmission circuit of ultrasonic diagnostic equipment | |
| CN208316686U (en) | It is a kind of to increase power amplifier output power to drive the circuit structure of transmitting transducer | |
| CN110101413A (en) | A kind of single array element high frequency electric pulse generation circuit of ultrasound and imaging system | |
| KR20160007248A (en) | Portable ultrasonic beauty device | |
| JP2002315748A (en) | Transmitting circuit for untrasonograph | |
| US11123766B2 (en) | Capacitive discharge push-pull converter pulser for electromagnetic acoustic transducer | |
| JP5718152B2 (en) | Ultrasonic probe, ultrasonic diagnostic equipment | |
| JP2004057477A (en) | Ultrasonic diagnostic instrument | |
| JP2008212541A (en) | Ultrasonic diagnostic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |