CN218003641U

CN218003641U - VCO test analysis equipment

Info

Publication number: CN218003641U
Application number: CN202221850917.7U
Authority: CN
Inventors: 范军旗; 刘冬炎; 李其元; 贾玉新
Original assignee: Shenzhen Elflect Technology Co ltd
Current assignee: Shenzhen Elflect Technology Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-12-09
Anticipated expiration: 2032-07-18

Abstract

The utility model relates to a VCO test equipment technical field provides a VCO test analytical equipment, including crystal oscillator module, MCU, UART commentaries on classics USB module, reset module, oscillator switch execution module and at least one VCO oscillator module; the crystal oscillator module is connected with the MCU and is used for generating oscillation and providing an oscillation signal to the MCU; the MCU is connected with a reset module, and the reset module is used for resetting signals to the MCU. The utility model can acquire the test data in real time, automatically generate the characteristic parameter curve and count the test result; the basic characteristic parameters of the VCO oscillator can be comprehensively known by a user; the VCO characteristic parameter testing and analyzing system has the function of measuring the essential characteristic parameters of the integrated VCO, and the matched VCO characteristic parameter testing and analyzing system can automatically acquire data in the testing process and automatically generate a characteristic parameter curve.

Description

VCO test analysis equipment

Technical Field

The utility model relates to a VCO test equipment technical field especially relates to a VCO test analytical equipment.

Background

A VCO voltage controlled oscillator is an oscillating circuit in which the output frequency corresponds to the input control voltage. When applied in a frequency source or the like, the power, phase noise and tuning characteristics of the VCO voltage controlled oscillator, as the "heart" of radar systems and communication systems, affect the performance of the overall system.

The test of each index of the high-quality voltage-controlled oscillator is very important, and the test under the same environment can better ensure the accuracy and consistency of each index. The existing test analysis equipment is basically realized by an instrument, the user participation degree is low, and the test analysis workload is large.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that exists among the above-mentioned prior art, the utility model discloses a main aim at provides a VCO test analytical equipment has the function of measuring integrated VCO and wanting the characteristic parameter, and supporting VCO characteristic parameter test analytical system can automatic acquisition test in-process data, the automatic characteristic parameter curve that generates.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

in a first aspect, the present invention provides a VCO testing and analyzing apparatus, which includes a crystal oscillator module, an MCU (micro control unit), a UART-to-USB module, a reset module, an oscillator switching execution module, and at least one VCO oscillator module;

the crystal oscillator module is connected with the MCU and is used for generating oscillation and providing an oscillation signal to the MCU; the MCU is connected with a reset module, and the reset module is used for resetting a signal to the MCU;

the MCU is connected with the oscillator switching execution module, the oscillator switching execution module is connected with at least one VCO oscillator module, the VCO oscillator module is connected with a measuring instrument, the MCU is further connected with a UART-to-USB module, and the MCU is connected with an upper computer of a VCO characteristic parameter testing and analyzing system through the UART-to-USB module.

As the utility model discloses a further scheme, MCU changes the data interaction of USB module and host computer through the UART, the host computer is used for receiving the data that MCU sent draws the characteristic parameter curve automatically, the test result gathers.

As a further aspect of the present invention, the VCO testing and analyzing device is further connected to a measuring instrument, and the measuring instrument includes an oscilloscope and a dc regulated power supply; the direct-current voltage-stabilized power supply is used for providing adjustable voltage for the VCO oscillator module, and the oscilloscope is used for observation.

As a further scheme of the utility model, direct current constant voltage power supply is as VCO test analytical equipment's power module, power module changes USB module, MCU and touch-control display module with the UART and is connected, provides the power for each power module that needs of connecting.

As a further aspect of the present invention, the touch display module is connected to the MCU, and the touch display module is used for controlling the operating status of the device and displaying the test data.

As a further aspect of the present invention, the VCO oscillator module is a voltage controlled oscillator module of 2 types to be tested, and the VCO oscillator module includes a VCO oscillator module i and a VCO oscillator module ii.

As a further aspect of the present invention, the oscillator switches the switching instruction that the execution module is used for executing the touch screen of the touch display module.

As a further scheme of the utility model, VCO test analysis equipment is connected to the host computer through square mouth USB line under VCO test analysis equipment connects measuring instrument and the normal condition of supplying power of power, through operating the touch-control display screen, selects VCO oscillator module, clicks the start button on the touch-control screen, issues through the host computer and begins test instruction, VCO oscillator module begins test VCO oscillator characteristic parameters automatically, MCU is arranged in gathering the data of test process, returns for the host computer to the automatic characteristic parameter curve that generates.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model provides a VCO test analysis equipment, which can acquire test data in real time, automatically generate a characteristic parameter curve and count test results; the basic characteristic parameters of the VCO oscillator are fully known to users.

Furthermore, the utility model provides a VCO test analysis equipment has the function that measures integrated VCO and want characteristic parameter, and supporting VCO characteristic parameter test analysis system can the automatic data that acquire in the test procedure, the automatic characteristic parameter curve that generates.

These and other aspects of the invention will be apparent from and elucidated with reference to the embodiments described hereinafter. It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.

Drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention. In the drawings:

fig. 1 is a schematic structural diagram of a VCO testing and analyzing apparatus according to an embodiment of the present invention.

The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number.

In the utility model discloses an in the description, to the continuous reference numeral of method step be for the convenience examination and understanding, combine the utility model discloses an overall technical scheme and the logical relation between each step, the implementation order between the adjustment step can not influence the utility model discloses technical scheme reaches technical effect.

In the description of the present invention, unless explicitly defined otherwise, words such as setting should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in the present invention by combining the specific contents of the technical solutions.

Because the existing test analysis equipment is basically realized by instruments, the user participation degree is low, and the test analysis workload is large.

The utility model provides a VCO test analysis equipment has the function that measurement integrated VCO wants characteristic parameter, and supporting VCO characteristic parameter test analysis system can the automatic data that acquire in the test procedure, the automatic characteristic parameter curve that generates.

Referring to fig. 1, an embodiment of the present invention provides a VCO testing and analyzing apparatus, which includes a crystal oscillator module, a MCU, a UART-to-USB module, a reset module, an oscillator switching execution module, and at least one VCO oscillator module.

The crystal oscillator module is connected with the MCU and is used for generating oscillation and providing an oscillation signal to the MCU; the MCU is connected with a reset module, and the reset module is used for resetting signals to the MCU.

Referring to fig. 1, the MCU is connected to the oscillator switching execution module, and the oscillator switching execution module is connected to at least one VCO oscillator module. In an embodiment of the present invention, the VCO oscillator module is a voltage controlled oscillator module of 2 types to be tested, and the VCO oscillator module includes a VCO oscillator module i and a VCO oscillator module ii.

The embodiment of the utility model provides an in, MCU is connected with 6 VCO oscillator modules, the oscillator switches the switching instruction that execution module is used for carrying out touch-control display module's touch screen and issues.

Referring to fig. 1, the MCU is further connected to a UART-to-USB module, and the MCU is connected to an upper computer of the VCO characteristic parameter testing and analyzing system through the UART-to-USB module.

The utility model discloses an in the embodiment, MCU passes through the UART and changes the data interaction of USB module and host computer, the host computer is used for receiving the data that MCU sent, the automatic characteristic parameter curve of drawing, the test result gathers.

In the embodiment of the utility model, the VCO test analysis equipment is further connected with a measuring instrument, and the measuring instrument comprises an oscilloscope and a direct current stabilized voltage power supply; the direct-current voltage-stabilized power supply is used for providing adjustable voltage for the VCO oscillator module, and the oscilloscope is used for observation.

The utility model discloses an in the embodiment, direct current constant voltage power supply is as VCO test analytical equipment's power module, power module changes USB module, MCU and touch-control display module with the UART and is connected, provides the power for each power module that needs of connecting.

The embodiment of the utility model provides an in, touch-control display module with MCU connects, touch-control display module is used for controlgear's operating condition, shows test data.

The utility model discloses a theory of operation: the VCO testing and analyzing equipment of the VCO testing and analyzing equipment is connected to an upper computer through a square-mouth USB wire, under the condition that the VCO testing and analyzing equipment is connected with a measuring instrument and a power supply is normally powered on, a VCO oscillator module is selected by operating a touch display screen, a start button on the touch screen is clicked, a test start instruction is issued through the upper computer, the VCO oscillator module automatically starts to test VCO oscillator characteristic parameters, and the MCU is used for collecting data in the testing process and returning the data to the upper computer so as to automatically generate a characteristic parameter curve.

To sum up, the utility model provides a VCO test analysis equipment, can acquire test data in real time, automatically generate characteristic parameter curve, statistics test result; the basic characteristic parameters of the VCO oscillator are fully known to users.

Furthermore, the utility model provides a VCO test analytical equipment has the function that measures integrated VCO and want characteristic parameter, and supporting VCO characteristic parameter test analytical system can the automatic data that acquire in the test procedure, the automatic characteristic parameter curve that generates.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A VCO test analysis device is characterized by comprising a crystal oscillator module, an MCU, a UART-to-USB module, a reset module, an oscillator switching execution module and at least one VCO oscillator module;

the MCU is connected with the oscillator switching execution module, the oscillator switching execution module is connected with at least one VCO oscillator module, the VCO oscillator module is connected with a measuring instrument, the MCU is further connected with a UART-to-USB module, and the MCU is connected with an upper computer block of a VCO characteristic parameter testing and analyzing system through the UART-to-USB module.

2. The VCO testing and analyzing device of claim 1, wherein the MCU interacts with data of an upper computer through a UART-to-USB module, and the upper computer is configured to receive the data sent by the MCU, automatically draw a characteristic parameter curve, and summarize test results.

3. The VCO test and analysis device according to claim 2, wherein said VCO test and analysis device is further connected with a measuring instrument, said measuring instrument comprises an oscilloscope and a DC regulated power supply; the direct-current voltage-stabilized power supply is used for providing adjustable voltage for the VCO oscillator module, and the oscilloscope is used for observation.

4. The VCO test and analysis device according to claim 3, wherein said DC voltage regulator serves as a power module of the VCO test and analysis device, and said power module is connected to the UART-to-USB module, the MCU and the touch display module to provide power to the connected power-on-demand modules.

5. The VCO test analysis device according to claim 4, wherein said touch display module is connected to said MCU, said touch display module is used for controlling the operating status of the device and displaying the test data.

6. The VCO test analysis apparatus of claim 5, wherein said VCO oscillator modules are 2 types of voltage controlled oscillator modules to be tested, said VCO oscillator modules comprising VCO oscillator module I and VCO oscillator module II.

7. The VCO test analysis device according to claim 6, wherein said oscillator switch execution module is configured to execute a switch command issued by a touch screen of a touch display module.

8. The VCO test and analysis device of claim 7, wherein the VCO test and analysis device is connected to an upper computer through a square USB cable, under the condition that the VCO test and analysis device is connected to a measurement instrument and a power supply is normally powered, by operating a touch display screen, selecting a VCO oscillator module, clicking a start button on the touch screen, and issuing a start test instruction through the upper computer, the VCO oscillator module automatically starts to test VCO oscillator characteristic parameters, and the MCU is used for collecting data in a test process and returning the data to the upper computer so as to automatically generate a characteristic parameter curve.