CN115060947A - Sampling oscilloscope front end device and sampling oscilloscope - Google Patents
Sampling oscilloscope front end device and sampling oscilloscope Download PDFInfo
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- CN115060947A CN115060947A CN202210888313.XA CN202210888313A CN115060947A CN 115060947 A CN115060947 A CN 115060947A CN 202210888313 A CN202210888313 A CN 202210888313A CN 115060947 A CN115060947 A CN 115060947A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The application discloses sampling oscilloscope front end device and sampling oscilloscope, the front end device includes: a photoelectric converter chassis for supplying power and communicating with the photoelectric converter circuit board; a photoelectric converter circuit board mounted on the photoelectric converter base board by floating connection and including a plurality of photoelectric converter circuit sub-boards; a sample holder backplane for powering and communicating with the sample holder circuit board; and a sample holder circuit board mounted on the sample holder base plate by a floating connection, connected to the photoelectric converter circuit board, and including a plurality of sample holder circuit sub-boards. The technical scheme that this application discloses only need a set of power cord and cable conductor to link photoelectric converter bottom plate on, a set of power cord and cable conductor link the sampling holder bottom plate on, by corresponding bottom plate unified give corresponding daughter board supply power and communication can to reduce cable quantity, thereby reduce the complexity, and let the device compacter, and through the floating connection improve the flexibility ratio when corresponding circuit board installation.
Description
Technical Field
The application relates to the technical field of oscilloscopes, in particular to a sampling oscilloscope front end device and a sampling oscilloscope.
Background
In order to realize the optical eye pattern test, the current optical port sampling oscilloscope needs a signal processing front end of a photoelectric converter and a sampling holder. At the front end of the optical port sampling oscilloscope, an optical signal firstly enters a photoelectric converter, the photoelectric converter converts the optical signal into an electric signal, then the electric signal is transmitted to a sampling holder, and the sampling holder samples and processes the electric signal.
In the current front end of the sampling oscilloscope, when the sampling oscilloscope is a multichannel oscilloscope, a plurality of photoelectric converters and a plurality of sampling holders are correspondingly arranged, each photoelectric converter is connected with a group of power cables and a group of communication cables, so as to supply power by using the power cables and communicate by using the communication cables, and each sampling holder is connected with a group of power cables and a group of communication cables, which can lead the front end of the sampling oscilloscope to need a plurality of groups of power cables and communication cables for power supply and communication, therefore, the interior of the sampling oscilloscope is more complicated, and the front end device needs enough space to contain the power cables and the communication cables, thereby causing the front end device to occupy larger space.
In summary, how to reduce the number of cables used is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, an object of the present application is to provide a sampling oscilloscope front end device and a sampling oscilloscope, which are used for reducing the number of cables used.
In order to achieve the above purpose, the present application provides the following technical solutions:
a sampling oscilloscope front end apparatus comprising:
a photoelectric converter chassis for supplying power and communicating with the photoelectric converter circuit board;
a photoelectric converter circuit board mounted on the photoelectric converter base plate through a floating connection and including a plurality of photoelectric converter circuit sub-boards;
a sample holder backplane for powering and communicating with the sample holder circuit board;
and the sampling holder circuit board is installed on the sampling holder base plate through floating connection, is connected with the photoelectric converter circuit board and comprises a plurality of sampling holder circuit sub-boards.
Preferably, each of the photoelectric converter circuit daughter boards is provided with a first floating female plug, and the photoelectric converter bottom board is provided with a first floating male socket adapted to each of the first floating female plugs.
Preferably, each of the sample holder circuit daughter boards is provided with a second floating female plug, and the sample holder bottom board is provided with a second floating male socket adapted to each of the second floating female plugs.
Preferably, the sample holder circuit sub-board and the photoelectric converter circuit sub-board are arranged in parallel.
Preferably, the method further comprises the following steps:
a bracket for mounting the photoelectric converter base plate and the sample holder base plate.
Preferably, the photoelectric converter base plate and the sampling holder base plate are mounted side by side on the bracket.
Preferably, the stent is a metal stent.
A sampling oscilloscope comprising a sampling oscilloscope front end apparatus according to any one of the preceding claims.
The application provides a sampling oscilloscope front end device and sampling oscilloscope, wherein, sampling oscilloscope front end device includes: a photoelectric converter chassis for supplying power and communicating with the photoelectric converter circuit board; a photoelectric converter circuit board which is installed on the photoelectric converter base plate through floating connection and comprises a plurality of photoelectric converter circuit sub-boards; a sample holder backplane for powering and communicating with the sample holder circuit board; and a sample holder circuit board mounted on the sample holder base plate through a floating connection, connected to the photoelectric converter circuit board, and including a plurality of sample holder circuit sub-boards.
The above technical solution disclosed in the present application, a photoelectric converter bottom plate for installing the photoelectric converter circuit board through floating connection and supplying power and communication to the photoelectric converter circuit board is provided, and a sample holder bottom plate for installing the sample holder circuit board through floating connection and supplying power and communication to the sample holder circuit board is provided, so that only one set of power line and cable is required to be connected to the photoelectric converter bottom plate by setting the photoelectric converter bottom plate and the sample holder bottom plate, and one set of power line and cable is required to be connected to the sample holder bottom plate, then, the photoelectric converter bottom plate uniformly supplies power and communication to each photoelectric converter circuit daughter board included in the photoelectric converter circuit board, and the sample holder bottom plate uniformly supplies power and communication to each sample holder circuit daughter board included in the sample holder circuit board, the use quantity of power cables and communication cables is effectively reduced, so that the complexity in the sampling oscilloscope front-end device is reduced, the sampling oscilloscope front-end device can be more compact, and the space occupied by the sampling oscilloscope front-end device is reduced. And the photoelectric converter circuit board is installed on the photoelectric converter bottom plate through floating connection, and the sampling holder circuit board is installed on the sampling holder bottom plate through floating connection, so that the corresponding circuit board can bear certain structural deviation when being installed, and the corresponding circuit board can be easily installed on the corresponding bottom plate, thereby improving the flexibility and reliability of the corresponding circuit board when being installed, and enabling the sampling oscilloscope front end device to be compactly connected, the occupied space to be smaller, and the replacement of parts such as the circuit board to be replaced is simple and convenient.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only the embodiments of the present application, 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 a front-end device of a sampling oscilloscope according to an embodiment of the present application;
fig. 2 is a schematic view of the installation of a first floating female plug and a first floating male receptacle according to an embodiment of the present application.
Detailed Description
The front end of the existing multichannel sampling oscilloscope comprises a photoelectric converter and a sampling holder which respectively correspond to each channel, wherein an optical signal firstly enters the photoelectric converter, the photoelectric converter converts the optical signal into an electric signal, then the electric signal is transmitted to the sampling holder, and the sampling holder samples and processes the electric signal. Wherein, the photoelectric converter that each passageway corresponds and sample holder all directly connected with a set of power cable and a set of communication cable respectively, in order to utilize power cable to supply power, and utilize the communication cable to communicate, because the multichannel includes a plurality of photoelectric converters and a plurality of sample holder, consequently, then can need multiunit power cable and communication cable, and this will lead to the inside relatively more complicated of sampling oscilloscope front end, and lead to the inside space that needs to have big enough to hold power cable and communication cable of sampling oscilloscope front end, thereby can lead to the space that the sampling oscilloscope front end occupy to be great.
Therefore, the application provides a sampling oscilloscope front end device and a sampling oscilloscope, which are used for reducing the using quantity of cables, reducing the complexity of the interior of the sampling oscilloscope front end device, enabling the sampling oscilloscope front end device to be more compact, and enabling the occupied space to be smaller, thereby facilitating the realization of the compactness and the small and exquisite of the sampling oscilloscope.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, which shows a schematic structural diagram of a front-end device of a sampling oscilloscope provided in an embodiment of the present application, the front-end device of the sampling oscilloscope provided in the embodiment of the present application may include:
a photoelectric converter chassis 1 for supplying power and communicating with the photoelectric converter circuit board;
a photoelectric converter circuit board 2 mounted on the photoelectric converter base board 1 by floating connection and including a plurality of photoelectric converter circuit daughter boards;
a sample holder backplane 3 for powering and communicating with a sample holder circuit board 4;
a sample holder circuit board 4 mounted on the sample holder base plate 3 by floating connection, connected to the photoelectric converter circuit board 2, and including a plurality of sample holder circuit sub-boards.
The sampling oscilloscope front-end device provided by the application can comprise a photoelectric converter bottom plate 1, a photoelectric converter circuit board 2, a sampling holder bottom plate 3 and a sampling holder circuit board 4. The photoelectric converter bottom plate 1 and the sampling holder bottom plate 3 can be respectively of an integrated structure, so that the complexity of preparation and installation of the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3 is reduced.
The photoelectric converter circuit board 2 comprises a plurality of photoelectric converter circuit sub-boards, each photoelectric converter circuit sub-board is an independent circuit function board, and photoelectric signal conversion is achieved, namely each photoelectric converter circuit sub-board corresponds to a channel of the sampling oscilloscope. And the photoelectric converter circuit board 2 is mounted on the photoelectric converter base plate 1 by floating connection, the photoelectric converter base plate 1 is connected with a set of power cables provided by other devices and a set of communication cables provided by other devices, and then the photoelectric converter circuit is supplied with power and communicated by the photoelectric converter base plate 1. Specifically, a plurality of photoelectric converter circuit daughter boards included in the photoelectric converter circuit board 2 are mounted on the photoelectric converter backplane 1 by floating connections, the photoelectric converter backplane 1 is connected to a group of power cables and a group of communication cables, and the photoelectric converter backplane 1 supplies power and communicates with each of the photoelectric converter circuit daughter boards included in the photoelectric converter circuit board 2 via the group of power cables and the group of communication cables connected thereto. Therefore, through the design, the power supply and the communication of the photoelectric converter circuit daughter boards corresponding to each channel can be realized only by connecting one group of power cables and one group of communication cables with the photoelectric converter bottom board 1, and multiple groups of power cables and communication cables are not required to be arranged, so that the using quantity of the power cables and the communication cables can be reduced, the complexity of the interior of the sampling oscilloscope front-end device is reduced, the sampling oscilloscope front-end device is enabled not to leave enough large space for the multiple groups of power cables and the communication cables, the space occupied by the sampling oscilloscope front-end device can be reduced, and the sampling oscilloscope front-end device can be more compact. In addition, the photoelectric converter circuit sub-boards can be centralized together through the design instead of being dispersed in the sampling oscilloscope front-end device, so that the space occupied by the sampling oscilloscope front-end device can be further reduced, and the sampling oscilloscope front-end device can be more compact. And the photoelectric converter circuit board 2 (namely each photoelectric converter circuit daughter board) is installed on the photoelectric converter bottom plate 1 through floating connection, so that the photoelectric converter circuit board 2 can bear certain structural deviation when being installed (namely each photoelectric converter circuit daughter board is installed) so as to enable the photoelectric converter circuit board 2 to be easily installed on the photoelectric converter bottom plate 1, so as to improve the flexibility and reliability of the photoelectric converter circuit board 2 when being installed, and enable the sampling oscilloscope front-end device to be compactly connected, the occupied space is smaller, and the replacement parts are simpler and more convenient.
The sample holder circuit board 4 also includes a plurality of sample holder circuit daughter boards, each sample holder circuit daughter board is an independent circuit function board, and the signal sample holding function is realized, that is, each sample holder circuit daughter board corresponds to a channel of the sampling oscilloscope. The sample holder circuit board 4 is mounted on the sample holder base plate 3 by a floating connection, the sample holder base plate 3 is connected to a set of power cables provided by other devices and a set of communication cables provided by other devices, and then the sample holder circuit board 4 is supplied with power and communicates by the sample holder base plate 3. Specifically, each sample holder circuit daughter board included in the sample holder circuit board 4 is mounted on the sample holder base board 3 through a floating connection, the sample holder base board 3 is connected to a set of power cables and a set of communication cables, and the sample holder base board 3 supplies power and communicates with each sample holder circuit daughter board included in the sample holder circuit board 4 through the set of power cables and the set of communication cables connected thereto. Therefore, through the design, the sampling holder circuit daughter boards corresponding to the channels can be powered and communicated only by connecting the group of power cables and the group of communication cables with the sampling holder bottom board 3, and the multiple groups of power cables and communication cables are not required to be arranged, so that the using quantity of the power cables and the communication cables can be reduced, the complexity of the interior of the sampling oscilloscope front-end device is reduced, the sampling oscilloscope front-end device is not required to leave enough large space for the multiple groups of power cables and the communication cables, the space occupied by the sampling oscilloscope front-end device can be reduced, and the sampling oscilloscope front-end device can be more compact. In addition, the sample holder circuit sub-boards can be centralized together through the design instead of being dispersed in the front-end device of the sampling oscilloscope, so that the space occupied by the front-end device of the sampling oscilloscope can be further reduced, and the front-end device of the sampling oscilloscope can be more compact. And the circuit board 4 of the sampling holder (namely, each circuit daughter board of the sampling holder) is installed on the bottom plate 3 of the sampling holder through floating connection, so that the circuit board 4 of the sampling holder can bear certain structural deviation when being installed, so that the circuit board 4 of the sampling holder can be easily installed on the bottom plate 3 of the sampling holder, the flexibility and the reliability of the circuit board 4 of the sampling holder when being installed are improved, the connection of the front-end device of the sampling oscilloscope is compact, the occupied space is smaller, and the replacement of parts is simpler and more convenient.
In addition, in the front-end device of the sampling oscilloscope provided by the present application, the sample holder circuit board 4 is connected to the photoelectric converter circuit board 2, specifically, each sample holder circuit daughter board included in the sample holder circuit board 4 is correspondingly connected to each photoelectric converter circuit daughter board included in the photoelectric converter circuit board 2, so as to receive and process the electrical signal. The photoelectric converter circuit daughter boards are provided with photoelectric converter output differential male sockets 9, the sampling holder circuit daughter boards are provided with sampling holder output differential male sockets 10, and the sampling holder output differential male sockets 10 are connected with the photoelectric converter output differential male sockets 9 through a radio frequency connector double-end female connecting rod 11. It should be noted that the output differential male socket represents outputting a pair of signals (a positive one and a negative one). The use of a high-speed radio frequency cable can be eliminated by connecting the sampling holder circuit board 4 and the photoelectric converter circuit board 2 by using the double-end female connecting rod 11 of the radio frequency connector, so that a radio frequency path is as short as possible, and the attenuation of signals on the path is reduced (the attenuation of signals can exist when the high-speed radio frequency cable is used for connection, and the longer the high-speed cable is, the greater the attenuation of the signals is), so that the overall performance of the sampling oscilloscope is improved conveniently.
It should be noted that, in the front-end device of the sampling oscilloscope provided by the present application, when a problem occurs in one or some of the photoelectric converter circuit sub-boards and/or one or some of the sampling holder circuit sub-boards, the circuit sub-boards can be unloaded and replaced correspondingly, and the corresponding photoelectric converter circuit sub-boards and the sampling holder circuit sub-boards can also be unloaded according to the actual use requirements of the sampling oscilloscope, so as to change the number of channels corresponding to the sampling oscilloscope. In other words, the photoelectric converter circuit sub-board included in the photoelectric converter circuit board 2 and the sample holder circuit sub-board included in the sample holder circuit board 4 can be flexibly replaced, so that the space utilization ratio is high. In fig. 1, four photoelectric converter circuit sub-boards and four sample holder circuit sub-boards are illustrated as an example, but the number of the photoelectric converter circuit sub-boards and the sample holder circuit sub-boards is not limited to four.
The technical scheme disclosed by the application is that a photoelectric converter bottom plate used for installing a photoelectric converter circuit board through floating connection and supplying power and communication for the photoelectric converter circuit board is arranged, a sampling holder bottom plate used for installing a sampling holder circuit board through floating connection and supplying power and communication for the sampling holder circuit board is arranged, only one group of power wires and cables are needed to be connected onto the photoelectric converter bottom plate through arranging the photoelectric converter bottom plate and the sampling holder bottom plate, one group of power wires and cables are connected onto the sampling holder bottom plate, then, the photoelectric converter bottom plate uniformly supplies power and communicates with each photoelectric converter circuit daughter board contained in the photoelectric converter circuit board, and the sampling holder bottom plate uniformly supplies power and communicates with each sampling holder circuit daughter board contained in the sampling holder circuit board, the use quantity of power cables and communication cables is effectively reduced, so that the complexity in the sampling oscilloscope front-end device is reduced, the sampling oscilloscope front-end device can be more compact, and the space occupied by the sampling oscilloscope front-end device is reduced. And the photoelectric converter circuit board is installed on the photoelectric converter bottom plate through floating connection, and the sampling holder circuit board is installed on the sampling holder bottom plate through floating connection, so that the corresponding circuit board can bear certain structural deviation when being installed, and the corresponding circuit board can be easily installed on the corresponding bottom plate, thereby improving the flexibility and reliability of the corresponding circuit board when being installed, and enabling the sampling oscilloscope front end device to be compactly connected, the occupied space to be smaller, and the replacement of parts such as the circuit board to be replaced is simple and convenient.
According to the front-end device of the sampling oscilloscope, each photoelectric converter circuit daughter board is provided with a first floating female plug 5, and a photoelectric converter bottom plate 1 is provided with a first floating male socket 6 which is matched with each first floating female plug 5 one by one.
In the present application, each of the circuit daughter boards of the photoelectric converter may be provided with a first floating female plug 5, and correspondingly, the bottom board 1 of the photoelectric converter is provided with a first floating male socket 6 adapted to each of the first floating female plugs 5 one by one, so as to achieve the floating connection between the circuit daughter board of the photoelectric converter and the bottom board 1 of the photoelectric converter through the first floating female plug 5 and the first floating male socket 6 adapted to the first floating female plug. Of course, the first floating female plug 5 may be disposed on the photoelectric converter backplane 1, and the first floating male socket 6 may be disposed on the photoelectric converter circuit daughter board, which is not limited in the present application.
The first floating female plug 5 can float within 0.6mm in the XY plane of the space when being mounted on the first floating male socket 6, and specifically, as shown in fig. 2, it shows a schematic mounting diagram of the first floating female plug and the first floating male socket provided in the embodiment of the present application. Of course, the floating range is not limited to 0.6mm, and can be adjusted and set according to actual conditions.
According to the front-end device of the sampling oscilloscope, each sampling retainer circuit daughter board is provided with the second floating female plug 7, and the sampling retainer bottom plate 3 is provided with the second floating male socket 8 which is matched with each second floating female plug 7 one by one.
In the sampling oscilloscope front end device that this application provided, all can be provided with the unsteady female type plug of second 7 on each sample holder circuit daughter board, correspondingly, be provided with on the sample holder bottom plate 3 with the unsteady public type socket 8 of the second of the unsteady female type plug 7 one-to-one adaptation of each second to the unsteady connection of sample holder circuit daughter board and sample holder bottom plate 3 is realized to the unsteady public type socket 8 of the second of female type plug 7 and looks adaptation that floats through the second. Of course, the second floating female plug 7 may be disposed on the sample holder backplane 3, and the second floating male socket 8 may be disposed on the sample holder circuit daughter board, which is not limited in this application.
The second floating female plug 7 can also float within 0.6mm in the XY plane of the space when mounted on the second floating male socket 8. Of course, the floating range is not limited to 0.6mm, and can be adjusted and set according to actual conditions.
According to the front-end device of the sampling oscilloscope, the sampling retainer circuit daughter board and the photoelectric converter circuit daughter board are arranged in parallel.
In the sampling oscilloscope front end device that this application provided, sample holder circuit daughter board and photoelectric converter circuit daughter board all are to arranging side by side (two adjacent daughter boards are just close to side), also sample holder circuit daughter board and photoelectric converter circuit daughter board all install side by side on corresponding sample holder bottom plate 3 and photoelectric converter bottom plate 1, compare in the dispersion setting of current a plurality of sample holders and a plurality of photoelectric converter, this application all is to arrange sample holder circuit daughter board and photoelectric converter circuit daughter board side by side and can make the structure of sample holder front end device compacter, shared space is littleer, it is simple and convenient to change the part.
The sampling oscilloscope front end device provided by the embodiment of the application can further comprise:
a bracket 12 for mounting the photoelectric converter base plate 1 and the sample holder base plate 3.
The front-end device of the sampling oscilloscope provided by the application can further comprise a bracket 12 for mounting the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3, so that the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3 can be fixed by the bracket 12, and the stability and the reliability are improved.
According to the front-end device of the sampling oscilloscope, the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3 are arranged on the bracket 12 side by side.
In the sampling oscilloscope front end device provided by the application, the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3 can be installed on the support 12 side by side (specifically, one side of the photoelectric converter bottom plate 1 is adjacent to one side of the sampling holder bottom plate 3) so as to reduce the space occupied by the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3, thereby reducing the space occupied by the sampling oscilloscope front end and enabling the sampling oscilloscope front end device to be more compact.
In the front-end device of the sampling oscilloscope provided by the embodiment of the application, the bracket 12 is a metal bracket.
In the sampling oscilloscope front-end device provided by the application, the support 12 for installing the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3 can be a metal support, so as to play the role of fixing the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3, and also can dissipate heat for the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3, so as to improve the performances of the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3, and prolong the service lives of the photoelectric converter bottom plate 1 and the sampling holder bottom plate 3.
The embodiment of the application also provides a sampling oscilloscope, which can comprise any one of the sampling oscilloscope front-end devices.
Any one of the sampling oscilloscope front-end devices can reduce the using amount of cables so as to reduce the complexity inside the oscilloscope front-end device, make the oscilloscope front-end device more compact and reduce the space occupied by the oscilloscope front-end device. Therefore, the using quantity of the corresponding sampling oscilloscope cables can be correspondingly reduced, so that the complexity in the sampling oscilloscope is reduced, the sampling oscilloscope can be more compact, and the space occupied by the front-end device of the sampling oscilloscope is reduced.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include elements inherent in the list. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. In addition, parts of the above technical solutions provided in the embodiments of the present application, which are consistent with the implementation principles of corresponding technical solutions in the prior art, are not described in detail so as to avoid redundant description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. 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 application. Thus, the present application 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 (8)
1. A sampling oscilloscope front end apparatus, comprising:
a photoelectric converter chassis for supplying power and communicating with the photoelectric converter circuit board;
a photoelectric converter circuit board mounted on the photoelectric converter base plate through a floating connection and including a plurality of photoelectric converter circuit sub-boards;
a sample holder backplane for powering and communicating with the sample holder circuit board;
and the sampling holder circuit board is installed on the sampling holder base plate through floating connection, is connected with the photoelectric converter circuit board and comprises a plurality of sampling holder circuit sub-boards.
2. The sampling oscilloscope front-end apparatus according to claim 1, wherein each of said photoelectric converter circuit daughter boards is provided with a first floating female plug, and said photoelectric converter bottom board is provided with a first floating male socket adapted to each of said first floating female plugs.
3. The sampling oscilloscope front end apparatus according to claim 1, wherein each of said sample holder circuit daughter boards is provided with a second floating female plug, and said sample holder bottom board is provided with a second floating male socket adapted to each of said second floating female plugs.
4. The sampling oscilloscope front end apparatus according to claim 1, wherein the sample holder circuit daughter board and the photoelectric converter circuit daughter board are arranged in parallel.
5. The sampling oscilloscope front end apparatus according to claim 1, further comprising:
a bracket for mounting the photoelectric converter base plate and the sample holder base plate.
6. The sampling oscilloscope front end apparatus according to claim 5, wherein the optical-to-electrical converter chassis and the sample holder chassis are mounted side-by-side on the mount.
7. The sampling oscilloscope front end apparatus according to claim 5, wherein said mount is a metal mount.
8. A sampling oscilloscope comprising the sampling oscilloscope front end apparatus according to any one of claims 1 to 7.
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| CN202210888313.XA CN115060947B (en) | 2022-07-27 | 2022-07-27 | Sampling oscilloscope front end device and sampling oscilloscope |
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| CN202210888313.XA CN115060947B (en) | 2022-07-27 | 2022-07-27 | Sampling oscilloscope front end device and sampling oscilloscope |
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| CN115060947B (en) | 2022-11-08 |
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Address after: Building 5, No. 1508, Xiangjiang Road, Suzhou High-tech Zone, Suzhou City, Jiangsu Province 215129 Patentee after: Suzhou Lianxun Instrument Co.,Ltd. Address before: 215129 Building 1, No. 1508, Xiangjiang Road, high tech Zone, Suzhou, Jiangsu Patentee before: STELIGHT INSTRUMENT Inc. |
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