CN218919507U - Test line for sectionally debugging radio frequency path - Google Patents
Test line for sectionally debugging radio frequency path Download PDFInfo
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- CN218919507U CN218919507U CN202222982554.9U CN202222982554U CN218919507U CN 218919507 U CN218919507 U CN 218919507U CN 202222982554 U CN202222982554 U CN 202222982554U CN 218919507 U CN218919507 U CN 218919507U
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- radio frequency
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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
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Abstract
The disclosure provides a test line for sectionally debugging a radio frequency channel, and relates to the technical field of radio frequency testing. The test wire comprises a connecting end in communication connection with the instrument, a transmission wire for transmitting radio frequency signals and a test end for connecting the test wire to the bonding pad; the transmission line is a radio frequency coaxial flexible cable and comprises an inner conductor layer, an insulating layer arranged on the periphery of the inner conductor layer, an outer conductor layer arranged on the periphery of the insulating layer and a sheath arranged on the periphery of the outer conductor layer; the test end is a packaging device and comprises a box body, wherein a first welding spot and a second welding spot which are arranged at intervals are arranged in the box body, and an insulating material is arranged between the first welding spot and the second welding spot; one end of the first welding spot is connected with the inner conductor layer of the radio frequency coaxial flexible cable, and one end of the second welding spot is connected with the outer conductor layer of the radio frequency coaxial flexible cable. The test line of the present disclosure may be welded directly on the radio frequency path, thereby making the signal tested using the test line of the segmented debug radio frequency path of the present disclosure more stable after output.
Description
Technical Field
The present disclosure relates to the field of wireless communications technologies, and in particular, to a test line for segmented debugging of a radio frequency path.
Background
In the process of radio frequency debugging, access abnormality problems such as low power or no rise of sensitivity are often encountered, and in order to locate such problems, segment debugging is usually performed through a test line for segment debugging of a radio frequency access or spot testing is usually performed by using a radio frequency test line. The test line for sectionally debugging the radio frequency channel is used for sectionally debugging, namely one end of a debugging cable line is welded on the radio frequency channel, and the other end of the debugging cable line is connected with an instrument for sectionally debugging, so that the problem is located; the point measurement is performed by using the radio frequency test line, namely, a radio frequency test line probe is in contact with a capacitor and an inductor on a radio frequency path to observe the change of the instrument.
The following problems exist with the use of test lines for sectionally debugging a radio frequency path:
1. the welding is not easy; because the inner layer and the outer layer are required to be welded simultaneously in the welding process, the inner layer wire is easy to be grounded or suspended.
2. The use is inconvenient; in the process of checking the radio frequency channel, sometimes, a proper grounding point is not arranged on the single board, and a nicking tool is often required to damage the single board, even cause irreparable damage, so that a plurality of problems cannot form a closed loop.
3. Stiffness is not flexible; because various complex test environments are often encountered in the radio frequency debugging process, cable wires are required to be bent, and cables can be damaged to influence signal transmission.
4. The radio frequency test line point test can meet poor contact to cause larger index deviation.
The present disclosure is directed to providing a new test line for sectionally debugging a radio frequency path to solve the above-mentioned problems.
Disclosure of Invention
The test line for sectionally debugging the radio frequency channel can be used for checking the radio frequency channel without damaging a single board, so that the problem can be quickly and efficiently located.
According to a first aspect of embodiments of the present disclosure, there is provided a test line for sectionally debugging a radio frequency path, the test line including a connection terminal in communication with a meter, a transmission line transmitting radio frequency signals, and a test terminal connecting the test line to a pad;
the transmission line is a radio frequency coaxial flexible cable, and the radio frequency coaxial flexible cable comprises an inner conductor layer, an insulating layer arranged on the periphery of the inner conductor layer, an outer conductor layer arranged on the periphery of the insulating layer and a sheath arranged on the periphery of the outer conductor layer;
the test end is a packaging device, the packaging device comprises a box body, a first welding spot and a second welding spot which are arranged at intervals are arranged in the box body, and an insulating material is arranged between the first welding spot and the second welding spot;
one end of the first welding spot is connected with the inner conductor layer of the radio frequency coaxial flexible cable, and one end of the second welding spot is connected with the outer conductor layer of the radio frequency coaxial flexible cable.
In one embodiment, during testing, the other end of the first welding spot is connected with a first test point on the welding disc, and the other end of the second welding spot is connected with a second test point on the welding disc.
In one embodiment, the size of the packaged device is the same as the size of the 0201 package.
In one embodiment, the cross section of the box body is rectangular, a first through hole is formed in the top wall of the box body with a rectangular structure, and the transmission line extends into the box body through the first through hole;
the bottom wall of the rectangular box body is provided with a second through hole and a third through hole, the first welding spot is arranged on the bottom wall of the box body through the second through hole, and the second welding spot is arranged on the bottom wall of the box body through the third through hole.
In one embodiment, one end of the first welding spot connected with the first test point of the welding disc extends out of the box body through the second through hole, and/or one end of the second welding spot connected with the second test point of the welding disc extends out of the box body through the third through hole.
In one embodiment, the first and second welds extend from 1 to 5 mm a length of the housing.
In one embodiment, one end of the first welding spot connected with the first test point on the welding pad extends out of the bottom wall of the box body through the second through hole and is flush with the bottom wall of the box body, and/or one end of the second welding spot connected with the second test point on the welding pad extends out of the box body through the third through hole and is flush with the bottom wall of the box body.
In one embodiment, the insulating material is polyethylene.
The test line for sectionally debugging the radio frequency channel is softer than the radio frequency debugging cable line and can be bent, so that the complex test environment can be better dealt with. And, the test line for sectionally debugging the radio frequency channel provided by the present disclosure can be directly welded on the radio frequency channel compared with the radio frequency debugging cable line, so that the signal tested by the test line for sectionally debugging the radio frequency channel in the present disclosure is more stable after being output. Meanwhile, the test line for sectionally debugging the radio frequency channel can be used for checking the radio frequency channel without damaging the single board, so that the problem can be quickly and efficiently located.
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 disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a schematic diagram of a test line for sectionally debugging a radio frequency path according to an embodiment of the present disclosure;
FIG. 2 is a cut-away view of a radio frequency coaxial flex cable in a test line for sectionally debugging a radio frequency path in accordance with an embodiment of the present disclosure;
FIG. 3 is a schematic structural view of an SMA female connector for sectionally debugging a radio frequency path according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a 5-package device of a package device for sectionally debugging a test line of a radio frequency path according to an embodiment of the present disclosure.
Fig. 5 is a plan view of a packaged device in one implementation of a packaged device for sectionally debugging a test line of a radio frequency path in accordance with an embodiment of the present disclosure.
Fig. 6 is a plan view of a packaged device in another implementation of a packaged device for sectionally debugging a test line of a radio frequency path in an embodiment of the present disclosure.
In the figure, a 101 connection end, a 102 transmission line, a 103 test end, 1021 an inner conductor layer, 1022 an insulating layer, 1023 an outer conductor layer, 1024 a sheath, 1031 a box body, 1032 a first welding point, 1033 a second welding point, 1034 an insulating material and 1035 a first through hole.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of devices and systems that are consistent with some aspects of the disclosure, as detailed in the accompanying claims.
Fig. 1 is a schematic structural diagram of a test line for sectionally debugging a radio frequency path according to an embodiment of the present disclosure. As shown in fig. 1, a test line for sectionally debugging a radio frequency path provided in an embodiment of the present disclosure includes a connection terminal 101 communicatively connected to a meter, a transmission line 102 for transmitting a radio frequency signal, and a test terminal 103 for connecting the test line to a pad;
fig. 2 is a cut-away view of a radio frequency coaxial flex cable in a test line for sectionally debugging a radio frequency path in accordance with an embodiment of the present disclosure. As shown in fig. 2, the transmission line 102 is a radio frequency coaxial flexible cable, and the radio frequency coaxial flexible cable includes an inner conductor layer 1021, an insulating layer 1022 disposed on the periphery of the inner conductor layer 1021, an outer conductor layer 1023 disposed on the periphery of the insulating layer, and a sheath 1024 disposed on the periphery of the outer conductor layer 1023;
the sheath in this embodiment can protect the outer conductor layer, can play insulating effect simultaneously, and the insulating layer can keep apart inner conductor layer and outer conductor layer to play insulating effect.
It will be appreciated that the sheath in this embodiment is made of an insulating material, such as insulating plastic.
Fig. 3 is a schematic structural diagram of an SMA female connector for sectionally debugging a radio frequency path according to an embodiment of the disclosure.
Fig. 4 is a schematic structural diagram of a packaged device for sectionally debugging a test line of a radio frequency path according to an embodiment of the present disclosure. As shown in fig. 4, the test terminal is a package device, the package device includes a box 1031, a first solder joint 1032 and a second solder joint 1033 are disposed in the box 103 at intervals, and an insulating material 1034 is disposed between the first solder joint 1032 and the second solder joint 1033;
one end of the first welding spot 1032 is connected to the inner conductor layer 1021 of the rf coaxial flexible cable, and one end of the second welding spot 1033 is connected to the outer conductor layer 1023 of the rf coaxial flexible cable.
The embodiment of the disclosure provides a test line for sectionally debugging a radio frequency channel, which is softer than a radio frequency debugging cable line and can be bent, so that a complex test environment can be better dealt with. And, the test line for sectionally debugging the radio frequency channel provided by the present disclosure can be directly welded on the radio frequency channel compared with the radio frequency debugging cable line, so that the signal tested by the test line for sectionally debugging the radio frequency channel in the present disclosure is more stable after being output. Meanwhile, the test line for sectionally debugging the radio frequency channel can be used for checking the radio frequency channel without damaging the single board, so that the problem can be quickly and efficiently located.
The sheath in this embodiment can protect the outer conductor layer, can play insulating effect simultaneously, and the insulating layer can keep apart inner conductor layer and outer conductor layer to play insulating effect.
In one embodiment, the size of the packaged device is the same as the size of the 0201 package.
It should be noted that, the 0201 package is a standard component in the prior art, and therefore, the embodiment of the present disclosure will not be repeated for the structure of the 0201 package.
In one specific implementation, the other end of the first pad 1032 is connected to a first test point on the pad, and the other end of the second pad 1033 is connected to a second test point on the pad.
As shown in fig. 4, the cross-section of the case 1031 is rectangular, a first through hole 1035 is formed on the top wall of the case 1031 with a rectangular structure, and the transmission line extends into the case 1031 through the first through hole 1035;
the bottom wall of the rectangular box 1031 is provided with a second through hole and a third through hole, the first welding spot 1032 is arranged on the bottom wall of the box 1031 through the second through hole, and the second welding spot 1033 is arranged on the bottom wall of the box 1031 through the third through hole.
In a specific implementation manner, as shown in fig. 5, one end of the first solder joint 1032 connected to the first test point of the pad extends out of the box through the second through hole, and/or one end of the second solder joint 1033 connected to the second test point of the pad extends out of the box through the third through hole.
In this embodiment, the end of the first solder joint 1032 connected to the first test point of the pad is configured to extend out of the box through the second through hole, and the end of the second solder joint 1033 connected to the second test point of the pad is configured to extend out of the box through the third through hole, so that the first solder joint 1032 is aligned with the first test point of the pad and the second solder joint 1033 is aligned with the second test point of the pad during actual testing.
Specifically, the first welding point and the second welding point extend out of the box body by 1-5 mm.
In a specific implementation manner, as shown in fig. 6, one end, connected to the first test point on the pad, of the first welding point extends out of the bottom wall of the box body through the second through hole and is flush with the bottom wall of the box body, and/or one end, connected to the second test point on the pad, of the second welding point extends out of the box body through the third through hole and is flush with the bottom wall of the box body.
It should be noted that, the flush in this embodiment can be understood as follows: the welding spots are just on the same plane with the outer surface of the bottom of the box body.
In one embodiment, the insulating material is polyethylene.
The working process of the test line for sectionally debugging the radio frequency channel in the present disclosure is as follows:
on a radio frequency channel with a communication problem, a first parallel position on the radio frequency channel is found, a plurality of parallel positions exist on the radio frequency channel, then a test end in a test line for sectionally debugging the radio frequency channel in the present disclosure is welded on the first parallel position, then a connection end in the test line for sectionally debugging the radio frequency channel is connected with a radio frequency instrument, and the single board is communicated with the instrument through a signaling or non-signaling method to observe whether the radio frequency index is abnormal. If the index is abnormal, the section is the radio frequency path with faults and needs to be debugged, and if the index is free of problems, the section is the radio frequency path with normal. Then the next section is checked by the same method until the whole section of radio frequency channel is checked completely.
It should be noted that, in the present disclosure, the method for enabling the board to communicate with the meter through signaling or non-signaling method may be by means of a mature means in the prior art, and the embodiments of the present disclosure will not be described in detail.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
Claims (8)
1. The test wire for sectionally debugging the radio frequency channel is characterized by comprising a connecting end in communication connection with the instrument, a transmission line for transmitting radio frequency signals and a test end for connecting the test wire to a bonding pad;
the transmission line is a radio frequency coaxial flexible cable, and the radio frequency coaxial flexible cable comprises an inner conductor layer, an insulating layer arranged on the periphery of the inner conductor layer, an outer conductor layer arranged on the periphery of the insulating layer and a sheath arranged on the periphery of the outer conductor layer;
the test end is a packaging device, the packaging device comprises a box body, a first welding spot and a second welding spot which are arranged at intervals are arranged in the box body, and an insulating material is arranged between the first welding spot and the second welding spot;
one end of the first welding spot is connected with the inner conductor layer of the radio frequency coaxial flexible cable, and one end of the second welding spot is connected with the outer conductor layer of the radio frequency coaxial flexible cable.
2. The test line for sectionally debugging a radio frequency path according to claim 1, wherein, in the test, the other end of the first pad is connected to a first test point on the pad, and the other end of the second pad is connected to a second test point on the pad.
3. A test line for sectionally debugging a radio frequency path according to claim 1 or 2, wherein the size of the packaged device is the same as the size of the 0201 package.
4. The test line for sectionally debugging a radio frequency path according to claim 1 or 2, wherein the cross-sectional shape of the box is rectangular, a top wall of the box of a rectangular-like structure is provided with a first through hole, and the transmission line extends into the box through the first through hole;
the bottom wall of the rectangular box body is provided with a second through hole and a third through hole, the first welding spot is arranged on the bottom wall of the box body through the second through hole, and the second welding spot is arranged on the bottom wall of the box body through the third through hole.
5. The test line for sectionally debugging a radio frequency path according to claim 4, wherein one end of the first solder joint connected with the first test point of the solder pad extends out of the box through the second through hole, and/or one end of the second solder joint connected with the second test point of the solder pad extends out of the box through the third through hole.
6. The test line for sectionally debugging a radio frequency path of claim 5, wherein the first solder joint and the second solder joint extend out of the housing by a length of 1-5 mm.
7. The test line for sectionally debugging a radio frequency path according to claim 4, wherein one end of the first welding spot connected with the first test point on the welding pad extends out of the bottom wall of the box body through the second through hole and is flush with the bottom wall of the box body, and/or one end of the second welding spot connected with the second test point on the welding pad extends out of the box body through the third through hole and is flush with the bottom wall of the box body.
8. The test line for segmented debug of a radio frequency path according to claim 1 or 2, wherein the insulating material is polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222982554.9U CN218919507U (en) | 2022-11-09 | 2022-11-09 | Test line for sectionally debugging radio frequency path |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222982554.9U CN218919507U (en) | 2022-11-09 | 2022-11-09 | Test line for sectionally debugging radio frequency path |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218919507U true CN218919507U (en) | 2023-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222982554.9U Active CN218919507U (en) | 2022-11-09 | 2022-11-09 | Test line for sectionally debugging radio frequency path |
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| Country | Link |
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| CN (1) | CN218919507U (en) |
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2022
- 2022-11-09 CN CN202222982554.9U patent/CN218919507U/en active Active
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