CN108828286A - A kind of Electronic Testing integrated instrument and its operation method - Google Patents
A kind of Electronic Testing integrated instrument and its operation method Download PDFInfo
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- CN108828286A CN108828286A CN201811000014.8A CN201811000014A CN108828286A CN 108828286 A CN108828286 A CN 108828286A CN 201811000014 A CN201811000014 A CN 201811000014A CN 108828286 A CN108828286 A CN 108828286A
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- interface
- multimeter
- oscillograph
- mouth
- mcu controller
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/12—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
The present invention provides a kind of Electronic Testing integrated instrument, shell including rectangular parallelepiped structure, oscillograph interface and signal source interface in shell one side wall are set, usb data communication interface, USB indicator light, configuration on & off switch, multimeter voltage/resistance test mouth, multimeter common end test mouth, multimeter testing current mouth, power supply indicator and USB power supply interface are disposed on another symmetrical side wall, the upper surface of the shell is provided with two groups of row's needles, and MCU controller and power module, A/D sampling module, D/A converter are provided in shell.The present invention also provides a kind of Electronic Testing integrated instrument and its operation methods.The present invention realizes the function of oscillograph, signal generator, power supply, Analysis of Magnitude-Frequency Characteristic instrument, frequency spectrograph and multimeter, and it can be used simultaneously with multiple functions mode, it is not only multiple functional, new functional module can further be developed, and the instrument small volume and less weight, it can be carried around, be a novel pocket instrument.
Description
Technical field
The present invention relates to Electronic Testing Technology fields, and in particular, to a kind of Electronic Testing integrated instrument and its operation side
Method.
Background technique
Existing Universal Electronic Test Instrument based on discrete instrument, have a single function, without embedded OS, without combination
Extend function, such as signal generator, oscillograph, logic analyser, spectrum analyzer, frequency meter, digital integrated electronic circuit test
Instrument, LCR measuring instrument, multimeter etc., only a kind of specific function.And in actual field application, two need to be often used simultaneously
The instrument of kind or two or more different function, user need to carry a variety of instruments when working, and instrument is more, and volume is big, more stupid
Weight, all makes troubles to user.Therefore, a small volume and less weight is researched and developed, the Electronic Testing for integrating a variety of instrumental functions is comprehensive
It is imperative to close instrument.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide a kind of Electronic Testing integrated instrument and its operation sides
Method, instrument of the invention connect computer by usb data communication interface, and computer end utilizes each interface of pre-set control and fortune
The program of row mode reaches the control of the operation to each function of the instrument by MCU controller, i.e., into corresponding exclusive interface
The data of each interface acquisition are transferred to computer end, select required operational mode on computers, and realize to each interface of equipment and
The control of mode.It can select the corresponding interface combination connection according to demand on same instrument, oscillograph, signal hair can be realized
The function of the instruments such as raw device, power supply, Analysis of Magnitude-Frequency Characteristic instrument, frequency spectrograph and multimeter, and can be opened simultaneously with multiple functions mode
Use, great flexibility and practicability are opened, it is not only multiple functional, it can further develop new functional module, and the instrument
Small volume and less weight can be carried around, and be a novel pocket instrument.
According to an aspect of the present invention, a kind of Electronic Testing integrated instrument is provided, the shell including rectangular parallelepiped structure, with
And oscillograph interface and signal source interface in shell one side wall are set, USB number is disposed on another symmetrical side wall
Mouth, general-purpose are tested according to communication interface, USB indicator light, configuration on & off switch, multimeter voltage/resistance test mouth, multimeter common end
Table testing current mouth, power supply indicator and USB power supply interface are respectively arranged on the upper lower wall ridge of the another two sidewalls of the shell
One dissipation hot hole, the upper surface of the shell are provided with two groups of row's needles, are provided with MCU controller and power module in shell, with
And the A/D sampling module being connect with oscillograph interface, and the D/A converter being connect with signal source interface, the MCU controller
Mouth, multimeter are tested with A/D sampling module, D/A converter, row's needle, usb data communication interface, multimeter voltage/resistance respectively
Common end test mouth, multimeter testing current mouth, power module are connected with USB power supply interface, and usb data communication interface uses
Micro USB interface.
Preferably, the oscillograph interface is equipped with 4, and it is MCX formula interface that signal source interface, which is equipped with 2,.MCX formula connects
Mouthful be push-in type connection type so that the connection of connector with separate very fast, shorten the set-up time of connector, MCX
Connector still has good electrical property when frequency reaches 6GHz, can also be adapted to more including semi-rigid cable and flexible cable etc.
Kind cable, connection is reliable, and the service life is long.
Preferably, the A/D sampling module quantity is 4, is individually connect with 4 oscillograph interfaces respectively.A/D
Sampling module uses 12 sampling precisions, when only using an oscillograph interface, up to the sample rate of single channel 80M, adopts
Sample fast accurate, multiple oscillograph interfaces use simultaneously, and sample rate can be evenly distributed to each channel, and each channel can also be arranged automatically
Sample rate.
Preferably, the D/A converter quantity has 2, individually connect with 2 signal source interfaces respectively.
Preferably, row's needle be equipped with 40, can connect Du Pont's line extraction, respectively signal source interface, power interface, show
Wave device interface, ground interface and spare interface；Arrange needle quantity be equipped with it is multiple, realize with multiple functions interface in one mesh
, it can be used for unlike signal extraction, the use when setting of spare interface facilitates user-written subroutine, row's pin density is high, section
Space has been saved, use is convenient for carrying.
Preferably, the power interface is equipped with 5, respectively 3.3V ,+5V, -5V ,+V and-V interface.It is equivalent to more than one
Functional transformer, when USB power supply interface connects charger, so that it may supplying power for outside, after user selects required transformation value, computer
Procedure auto-control corresponding voltage output of the end by storage, instrument support 0V-15V, the power supply of -15V-0V dynamic electric voltage,
Also 3.3V ,+5V, the power supply of -5V fixed voltage are supported, also can be used simultaneously this 5 interfaces power supply, 0V-15V, -15V-0V,
The electric current that 3.3V ,+5V, -5V respectively correspond support is 700mA, 700mA, 700mA, 100 mA, 600mA.
Preferably, the oscillograph interface is equipped with 4, and signal source interface is equipped with 2 tunnels, and ground interface is equipped with 12 tunnels.
Preferably, the shell specification is 13 × 9 × 2cm, and it is a novel pocket that small volume and less weight, which can be carried around,
Instrument.
To achieve the above object, the present invention also provides a kind of operation method of Electronic Testing integrated instrument, including it is following
Step：
Step 1, the USB power supply interface connect power supply, and open configuration on & off switch selects the oscillograph interface, signal
Source interface, multimeter voltage/resistance test mouth, multimeter common end test mouth, multimeter testing current mouth or row's needle connection are surveyed
Try equipment；
Step 2 clicks the operational mode that selection needs at the exclusive interface that computer end enters each mode, and passes through USB
Operational order is transferred to the MCU controller by data communication interface；
Step 3, the MCU controller issue driving instruction to the interface of connection according to the operational mode of selection；
Step 4, the oscillograph interface, signal source interface, multimeter voltage/resistance test mouth, multimeter common end are surveyed
Mouth, multimeter testing current mouth or row's needle is tried to run by driving instruction.
Preferably, the operational mode includes：
-- oscillograph mode：The electric signal inputted from oscillograph interface is converted to digital signal by the A/D sampling module,
And it is transferred to MCU controller and carries out processing analysis, then result is transferred to computer end by usb data communication interface and is operated
Processing；
-- signal generator mode：Digital quantity is converted to the circuit of analog quantity by the MCU controller control D/A converter,
And square wave, triangular wave, sine wave type, white noise or direct current signal are exported by signal source interface；
-- electric source modes：The electric energy that the MCU controller control USB power supply interface provides is turned electric energy by power module
At required voltage, and voltage needed for the power interface output by row's pin type, realize multiple power supplies conversion output；
-- Analysis of Magnitude-Frequency Characteristic instrument mode：Digital quantity is converted to analog quantity by the MCU controller control D/A converter
Circuit, and the identical signal of two-way is exported by the same signal source interface, wherein will be believed by the test equipment of connection all the way
It number is transferred to the oscillograph interface of connection, another way is transmitted directly to another oscillograph interface, then passes through A/D simultaneously
The electric signal inputted from oscillograph interface is converted to digital signal by sampling module, and is transferred to MCU controller and is compared and sweep
Frequency analysis, then result is transferred to computer end by usb data communication interface and carries out processing operation, a signal source interface and two
A oscillograph interface cooperates, and realizes frequency sweep function；
-- frequency spectrograph mode：The electric signal inputted from oscillograph interface is converted to digital signal by the A/D sampling module,
And be transferred to MCU controller carry out Fourier transformation processing, then by result by usb data communication interface be transferred to computer end into
Row operation processing realizes real domain signal being converted into frequency signal；
-- general-purpose table schema：The MCU controller controls the multimeter voltage/resistance and tests mouth, multimeter common end
Test mouth, the instrument of multimeter testing current mouth connection carries out the test of voltage, resistance, electric current.
Preferably, which is additionally provided with dynamic link library, can carry out secondary development, define more instrumental functions.
Compared with prior art, the present invention has following beneficial effect：
(1) Electronic Testing integrated instrument according to the present invention and its operation method, design principle are：The instrument passes through
Usb data communication interface connects computer, computer end using each interface of pre-set control and the program of operational mode, into pair
The exclusive interface answered reaches the control of the operation to each function of the instrument, i.e., the data transmission of each interface acquisition by MCU controller
To computer end, required operational mode is selected on computers, and realizes the control to each interface of equipment and mode；
(2) Electronic Testing integrated instrument and its operation method according to the present invention, it is small in size, it is convenient for carrying, realizes
The purpose of pocket instrument；
(3) Electronic Testing integrated instrument and its operation method according to the present invention, can be according to need on same instrument
It asks selection the corresponding interface to be connected in free combination, and realizes the function of a variety of instruments, and can make simultaneously with multiple functions mode
With great flexibility and practicability；
(4) Electronic Testing integrated instrument and its operation method according to the present invention, structure is simple, ingenious in design, effect
Significantly；
(5) Electronic Testing integrated instrument and its operation method according to the present invention, interface is MCX formula, easy to connect fast
Speed arranges the design of pin type interface, and row's pin density is high, saves space, is easy to use；
(6) Electronic Testing integrated instrument and its operation method according to the present invention, multiple functional, which is additionally provided with dynamic
State chained library can carry out secondary development, define more instrumental functions；
(7) Electronic Testing integrated instrument and its operation method according to the present invention, have a wide range of application, realize collection oscillography
The instruments such as device, signal generator, power supply, Analysis of Magnitude-Frequency Characteristic instrument, frequency spectrograph and multimeter are in the purpose of one；
(8) Electronic Testing integrated instrument according to the present invention and its operation method, system are simple and efficient, at low cost, are fitted
Close a wide range of promote.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the composition connection schematic diagram of Electronic Testing integrated instrument；
Fig. 2 is the principle modules schematic diagram of oscillograph mode and frequency spectrograph in Electronic Testing integrated instrument；
Fig. 3 is the principle modules schematic diagram of signal generator mode in Electronic Testing integrated instrument；
Fig. 4 is the principle modules schematic diagram of electric source modes in Electronic Testing integrated instrument；
Fig. 5 is the principle modules schematic diagram of Analysis of Magnitude-Frequency Characteristic instrument mode in Electronic Testing integrated instrument；
Fig. 6 is the principle modules schematic diagram of general-purpose table schema in Electronic Testing integrated instrument.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection scope.
Embodiment 1
The invention discloses a kind of Electronic Testing integrated instruments, and it is as shown in Fig. 1 to form connection schematic diagram：Including rectangular
The shell of body structure, and the oscillograph interface and signal source interface that are arranged in shell one side wall, on another symmetrical side wall
It is public to be disposed with usb data communication interface, USB indicator light, configuration on & off switch, multimeter voltage/resistance test mouth, multimeter
It holds altogether and tests mouth, multimeter testing current mouth, power supply indicator and USB power supply interface, above and below the another two sidewalls of the shell
A dissipation hot hole is respectively arranged on wall ridge, the upper surface of the shell is provided with two groups of row's needles, is provided with MCU control in shell
Device and power module, and the A/D sampling module being connect with oscillograph interface, and the DA conversion being connect with signal source interface
Device, the MCU controller respectively with A/D sampling module, D/A converter, row needle, USB data communication interface, multimeter voltage/
Resistance test mouth, multimeter common end test mouth, multimeter testing current mouth, power module are connected with USB power supply interface.
Further, the oscillograph interface is equipped with 4, and it is MCX formula interface that signal source interface, which is equipped with 2,.MCX formula
Interface is push-in type connection type so that the connection of connector with separate very fast, shorten the set-up time of connector,
MCX connector still has good electrical property when frequency reaches 6GHz, can also be adapted to including semi-rigid cable and flexible cable
Etc. a variety of cables, connection is reliable, and the service life is long.
Further, the A/D sampling module quantity is 4, is individually connect with 4 oscillograph interfaces respectively. A/
D sampling module uses 12 sampling precisions, when only using an oscillograph interface, up to the sample rate of single channel 80M, adopts
Sample fast accurate, multiple oscillograph interfaces use simultaneously, and sample rate can be evenly distributed to each channel, and each channel can also be arranged automatically
Sample rate.
Further, the D/A converter quantity has 2, individually connect with 2 signal source interfaces respectively.
Further, row's needle be equipped with 40, can connect Du Pont's line extraction, respectively signal source interface, power interface,
Oscillograph interface, ground interface and spare interface；Arrange needle quantity be equipped with it is multiple, realize with multiple functions interface in one
Purpose can be used for unlike signal extraction, and use when the setting of spare interface facilitates user-written subroutine, row's pin density is high,
Space is saved, use is convenient for carrying.
Further, the power interface is equipped with 5, respectively 3.3V ,+5V, -5V ,+V and-V interface.It is equivalent to one
Multifunction transformer, when USB power supply interface connects charger, so that it may supplying power for outside, after user selects required transformation value, electricity
Procedure auto-control corresponding voltage output of the brain end by storage, instrument support 0V-15V, -15V-0V dynamic electric voltage supply
Electricity also supports 3.3V ,+5V, the power supply of -5V fixed voltage, also can be used simultaneously this 5 interfaces power supply, 0V-15V, -15V-0V,
The electric current that 3.3V ,+5V, -5V respectively correspond support is 700mA, 700mA, 700 mA, 100mA, 600mA.
Further, the oscillograph interface is equipped with 4, and signal source interface is equipped with 2 tunnels, and ground interface is equipped with 12 tunnels.
Further, the shell specification is 13 × 9 × 2cm, and it is a novel mouth that small volume and less weight, which can be carried around,
Bag instrument.
Embodiment 2
The present embodiment is related to a kind of Electronic Testing integrated instrument, forms connection schematic diagram such as embodiment 1.
The present embodiment provides a kind of operation methods of Electronic Testing integrated instrument, and operational mode principle modules schematic diagram is such as
Shown in attached drawing 2,3,4,5 and 6, include the following steps：
Step 1, the USB power supply interface connect power supply, and open configuration on & off switch selects the oscillograph interface, signal
Source interface, multimeter voltage/resistance test mouth, multimeter common end test mouth, multimeter testing current mouth or row's needle connection are surveyed
Try equipment；
Step 2 clicks the operational mode that selection needs at the exclusive interface that computer end enters each mode, and passes through USB
Operational order is transferred to the MCU controller by data communication interface；
Step 3, the MCU controller issue driving instruction to the interface of connection according to the operational mode of selection；
Step 4, the oscillograph interface, signal source interface, multimeter voltage/resistance test mouth, multimeter common end are surveyed
Mouth, multimeter testing current mouth or row's needle is tried to run by driving instruction.
Further, the operational mode includes：
-- oscillograph mode：The electric signal inputted from oscillograph interface is converted to digital signal by the A/D sampling module,
And it is transferred to MCU controller and carries out processing analysis, then result is transferred to computer end by usb data communication interface and is operated
Processing；
-- signal generator mode：Digital quantity is converted to the circuit of analog quantity by the MCU controller control D/A converter,
And square wave, triangular wave, sine wave type, white noise or direct current signal are exported by signal source interface；
-- electric source modes：The electric energy that the MCU controller control USB power supply interface provides is turned electric energy by power module
At required voltage, and voltage needed for the power interface output by row's pin type, realize multiple power supplies conversion output；
-- Analysis of Magnitude-Frequency Characteristic instrument mode：Digital quantity is converted to analog quantity by the MCU controller control D/A converter
Circuit, and the identical signal of two-way is exported by the same signal source interface, wherein will be believed by the test equipment of connection all the way
It number is transferred to the oscillograph interface of connection, another way is transmitted directly to another oscillograph interface, then passes through A/D simultaneously
The electric signal inputted from oscillograph interface is converted to digital signal by sampling module, and is transferred to MCU controller and is compared and sweep
Frequency analysis, then result is transferred to computer end by usb data communication interface and carries out processing operation, a signal source interface and two
A oscillograph interface cooperates, and realizes frequency sweep function；
-- frequency spectrograph mode：The electric signal inputted from oscillograph interface is converted to digital signal by the A/D sampling module,
And be transferred to MCU controller carry out Fourier transformation processing, then by result by usb data communication interface be transferred to computer end into
Row operation processing realizes real domain signal being converted into frequency signal；
-- general-purpose table schema：The MCU controller controls the multimeter voltage/resistance and tests mouth, multimeter common end
Test mouth, the instrument of multimeter testing current mouth connection carries out the test of voltage, resistance, electric current.
Further, which is additionally provided with dynamic link library, can carry out secondary development, define more instrumental functions.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (10)
1. a kind of Electronic Testing integrated instrument, the shell including rectangular parallelepiped structure, which is characterized in that further include being arranged in shell one
Oscillograph interface and signal source interface on side wall are disposed with usb data communication interface, USB on another symmetrical side wall
Indicator light, configuration on & off switch, multimeter voltage/resistance test mouth, multimeter common end test mouth, multimeter testing current mouth,
Power supply indicator and USB power supply interface are respectively arranged with a dissipation hot hole, institute on the upper lower wall ridge of the another two sidewalls of the shell
The upper surface for stating shell is provided with two groups of row's needles, is provided with MCU controller and power module in shell, and with oscillograph interface
The A/D sampling module of connection, and the D/A converter connecting with signal source interface, the MCU controller sample mould with A/D respectively
Mouth, ten thousand are tested in block, D/A converter, row's needle, usb data communication interface, multimeter voltage/resistance test mouth, multimeter common end
It is connected with table testing current mouth, power module with USB power supply interface.
2. Electronic Testing integrated instrument according to claim 1, which is characterized in that the oscillograph interface is equipped with 4, letter
Number source interface is equipped with 2, is MCX formula interface.
3. Electronic Testing integrated instrument according to claim 2, which is characterized in that the A/D sampling module quantity is 4
It is a, it is individually connect with 4 oscillograph interfaces respectively.
4. Electronic Testing integrated instrument according to claim 2, which is characterized in that the D/A converter quantity has 2, point
It is not connect individually with 2 signal source interfaces.
5. Electronic Testing integrated instrument according to claim 1, which is characterized in that row's needle is equipped with 40, can connect
Du Pont's line is drawn, respectively signal source interface, power interface, oscillograph interface, ground interface and spare interface.
6. Electronic Testing integrated instrument according to claim 5, which is characterized in that the power interface is equipped with 5, respectively
For 3.3V ,+5V, -5V ,+V and-V interface.
7. Electronic Testing integrated instrument according to claim 5, which is characterized in that the oscillograph interface is equipped with 4, letter
Number source interface is equipped with 2 tunnels, and ground interface is equipped with 12 tunnels.
8. Electronic Testing integrated instrument according to claim 1, which is characterized in that the shell specification be 13 × 9 ×
2cm。
9. a kind of operation method of Electronic Testing integrated instrument, which is characterized in that include the following steps：
Step 1, the USB power supply interface connect power supply, and open configuration on & off switch selects the oscillograph interface, signal source to connect
Mouth, multimeter voltage/resistance test mouth, multimeter common end test mouth, multimeter testing current mouth or row's needle connecting test are set
It is standby；
Step 2 clicks the operational mode that selection needs at the exclusive interface that computer end enters each mode, and logical by usb data
Operational order is transferred to the MCU controller by communication interface；
Step 3, the MCU controller issue driving instruction to the interface of connection according to the operational mode of selection；
Step 4, the oscillograph interface, signal source interface, multimeter voltage/resistance test mouth, the test of multimeter common end
Mouth, multimeter testing current mouth or row's needle are run by driving instruction.
10. the operation method of Electronic Testing integrated instrument according to claim 9, which is characterized in that the operational mode
Including：
-- oscillograph mode：The electric signal inputted from oscillograph interface is converted to digital signal by the A/D sampling module, and is passed
It is defeated by MCU controller and carries out processing analysis, then result is transferred to computer end by usb data communication interface and is carried out at operation
Reason；
-- signal generator mode：Digital quantity is converted to the circuit of analog quantity by the MCU controller control D/A converter, and is led to
Cross signal source interface output square wave, triangular wave, sine wave type, white noise or direct current signal；
-- electric source modes：Electric energy is changed into institute by power module by the electric energy that the MCU controller control USB power supply interface provides
The voltage needed, and voltage needed for the power interface output by row's pin type；
-- Analysis of Magnitude-Frequency Characteristic instrument mode：Digital quantity is converted to the circuit of analog quantity by the MCU controller control D/A converter,
And the identical signal of two-way is exported by the same signal source interface, wherein all the way by passing signal after the test equipment of connection
The defeated oscillograph interface to connection, another way are transmitted directly to another oscillograph interface, then simultaneously will by A/D sampling module
The electric signal inputted from oscillograph interface is converted to digital signal, and is transferred to MCU controller and frequency sweep analysis is compared, then will
As a result computer end is transferred to by usb data communication interface and carries out processing operation；
-- frequency spectrograph mode：The electric signal inputted from oscillograph interface is converted to digital signal by the A/D sampling module, and is passed
It is defeated by MCU controller and carries out Fourier transformation processing, then result is transferred to computer end by usb data communication interface and is grasped
It deals with；
-- general-purpose table schema：The MCU controller controls the multimeter voltage/resistance test mouth, the test of multimeter common end
The instrument that mouth, multimeter testing current mouth connect carries out the test of voltage, resistance, electric current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811000014.8A CN108828286A (en) | 2018-08-30 | 2018-08-30 | A kind of Electronic Testing integrated instrument and its operation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811000014.8A CN108828286A (en) | 2018-08-30 | 2018-08-30 | A kind of Electronic Testing integrated instrument and its operation method |
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| Publication Number | Publication Date |
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| CN108828286A true CN108828286A (en) | 2018-11-16 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811000014.8A Withdrawn CN108828286A (en) | 2018-08-30 | 2018-08-30 | A kind of Electronic Testing integrated instrument and its operation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110596496A (en) * | 2019-10-08 | 2019-12-20 | 天津博诺智创机器人技术有限公司 | Integrated multi-instrument detector |
| US11009552B2 (en) | 2018-12-19 | 2021-05-18 | Rohde & Schwarz Gmbh & Co. Kg | Oscilloscope and method for testing a device under test |
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| CN101603979A (en) * | 2008-06-11 | 2009-12-16 | 东莞理工学院 | Embedded computer electrometric integrated instrument |
| CN202583355U (en) * | 2012-05-02 | 2012-12-05 | 江苏华宁电子系统工程有限公司 | Portable multifunctional electrical detector |
| CN202693642U (en) * | 2012-07-24 | 2013-01-23 | 中国人民解放军理工大学气象学院 | All-in-one machine with functions of signal source, oscilloscope and digital multimeter |
| US20140320161A1 (en) * | 2013-04-30 | 2014-10-30 | Hon Hai Precision Industry Co., Ltd. | Testing system and method for dc-to-dc buck converter circuit |
| CN205749630U (en) * | 2016-05-20 | 2016-11-30 | 台州学院 | A kind of based on USB oscillographic general-purpose instrument |
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2018
- 2018-08-30 CN CN201811000014.8A patent/CN108828286A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101603979A (en) * | 2008-06-11 | 2009-12-16 | 东莞理工学院 | Embedded computer electrometric integrated instrument |
| CN202583355U (en) * | 2012-05-02 | 2012-12-05 | 江苏华宁电子系统工程有限公司 | Portable multifunctional electrical detector |
| CN202693642U (en) * | 2012-07-24 | 2013-01-23 | 中国人民解放军理工大学气象学院 | All-in-one machine with functions of signal source, oscilloscope and digital multimeter |
| US20140320161A1 (en) * | 2013-04-30 | 2014-10-30 | Hon Hai Precision Industry Co., Ltd. | Testing system and method for dc-to-dc buck converter circuit |
| CN205749630U (en) * | 2016-05-20 | 2016-11-30 | 台州学院 | A kind of based on USB oscillographic general-purpose instrument |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11009552B2 (en) | 2018-12-19 | 2021-05-18 | Rohde & Schwarz Gmbh & Co. Kg | Oscilloscope and method for testing a device under test |
| CN110596496A (en) * | 2019-10-08 | 2019-12-20 | 天津博诺智创机器人技术有限公司 | Integrated multi-instrument detector |
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Application publication date: 20181116 |
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| WW01 | Invention patent application withdrawn after publication |