CN209979856U - Circuit structure and navigation receiver - Google Patents
Circuit structure and navigation receiver Download PDFInfo
- Publication number
- CN209979856U CN209979856U CN201920219933.8U CN201920219933U CN209979856U CN 209979856 U CN209979856 U CN 209979856U CN 201920219933 U CN201920219933 U CN 201920219933U CN 209979856 U CN209979856 U CN 209979856U
- Authority
- CN
- China
- Prior art keywords
- module
- circuit structure
- metal
- communication
- communication modules
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Position Fixing By Use Of Radio Waves (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a circuit structure and navigation receiver. The circuit structure comprises a processor module and a plurality of communication modules, wherein the plurality of communication modules are respectively connected with the processor module; the circuit structure also comprises a metal isolation strip and a metal cover; the metal isolation belts are arranged between two adjacent communication modules, between the communication module and the processor module and at the edge of the circuit structure; the metal cover covers on circuit structure and contacts with the metal median, and metal cover and metal median form a plurality of independent enclosure spaces, and a plurality of communication module and processor module are located independent enclosure space respectively. The utility model provides a circuit structure is small, the consumption is little and the cost is lower.
Description
Technical Field
The embodiment of the utility model provides a relate to wireless communication technology, especially relate to a circuit structure and navigation receiver.
Background
Global satellite navigation positioning systems have been widely used in aviation, navigation, communications, personnel tracking, and vehicle navigation and information services. The application environment of the navigation receiver is relatively complex, a plurality of geographic positions such as high altitude, snowy mountains and other areas are inconvenient for human beings, and in order to acquire and apply positioning navigation information of different environments and geographic positions, a plurality of wireless communication modes are needed to realize data transmission of different distances. The wireless communication of the navigation receiver mostly uses an ultrahigh frequency band, and interference is easily generated between different frequency bands. The mode for processing the interference between frequency bands in the market at present is to establish independent circuit modules for each communication function module respectively, and then to stack and combine the circuit modules in multiple layers through a connector, so that the navigation receiver has large volume and power consumption, high cost, high electromagnetic compatibility difficulty and high assembly complexity of the whole machine.
SUMMERY OF THE UTILITY MODEL
The utility model provides a circuit structure and navigation receiver to reduce navigation receiver's volume, consumption and cost.
In a first aspect, an embodiment of the present invention provides a circuit structure, including:
the system comprises a processor module and a plurality of communication modules, wherein the communication modules are respectively connected with the processor module;
the circuit structure further comprises a metal isolation strip and a metal cover;
the metal isolation belts are arranged between two adjacent communication modules, between the communication module and the processor module and at the edge of the circuit structure;
the metal cover covers the circuit structure and is in contact with the metal isolation belt, a plurality of independent closed spaces are formed by the metal cover and the metal isolation belt, and the plurality of communication modules and the processor modules are respectively positioned in the independent closed spaces.
Optionally, the circuit structure further includes a circuit board, and the plurality of communication modules and the processor module are respectively disposed on the circuit board;
the circuit board is provided with a metal wrapping edge.
Optionally, the plurality of communication modules include a radio station module, a fourth generation communication module, a wireless connection module, a bluetooth module, and a global satellite positioning navigation module.
Optionally, the width of the metal isolation belt is L, and L is larger than or equal to 2mm and smaller than or equal to 5 mm.
Optionally, the metal isolation strip and the metal cover are made of magnesium-aluminum alloy.
Optionally, the circuit structure further includes at least one communication isolation module, and the communication isolation module is disposed between two adjacent communication modules.
Optionally, the communication isolation module includes a power supply and/or a low frequency circuit.
Optionally, the communication module is electrically connected to the processor module by a bus.
Optionally, the plurality of communication modules are arranged around the processor module according to the shortest routing principle.
In a second aspect, an embodiment of the present invention further provides a navigation receiver, where the navigation receiver includes any one of the circuit structures described in the first aspect.
The embodiment of the utility model provides a technical scheme, through setting up the metal median between adjacent communication module, between communication module and the processor module and the circuit structure edge, cover the metal covering on the circuit structure and contact with the metal median simultaneously, make a plurality of communication modules and processor module arrange in independent enclosure space, so that each communication module place region forms Faraday electricity cage structure, can effectively shield the electromagnetic interference between each communication module, thereby on stopping that a plurality of communication modules receive the basis of interference between the frequency range, it is great to solve navigation receiver area and consumption among the prior art, and is with high costs, the problem that the electromagnetic compatibility degree of difficulty is high and complete machine assembly complexity is high, realize navigation receiver's miniaturization.
Drawings
Fig. 1 is a schematic top view of a circuit structure according to an embodiment of the present invention;
fig. 2 is a schematic side view of a circuit structure according to an embodiment of the present invention;
fig. 3 is a schematic top view of another circuit structure according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Fig. 1 is a schematic top view of a circuit structure according to an embodiment of the present invention, fig. 2 is a schematic side view of a circuit structure according to an embodiment of the present invention, referring to fig. 1 and fig. 2, the circuit structure according to an embodiment of the present invention includes a processor module 110 and a plurality of communication modules 120, and the plurality of communication modules 120 are respectively connected to the processor module 110 (not shown in the figure); the circuit structure further includes a metal isolation strip 130 and a metal cap 140; the metal isolation strips 130 are arranged between two adjacent communication modules 120, between the communication module 110 and the processor module 120 and at the edge of the circuit structure; the metal cover 140 covers the circuit structure and contacts the metal isolation strip 130, the metal cover 140 and the metal isolation strip 130 form a plurality of independent closed spaces, and the plurality of communication modules 120 and the processor modules 110 are respectively located in the independent closed spaces.
The embodiment of the utility model provides a technical scheme, through setting up the metal median between adjacent communication module, between communication module and the processor module and the circuit structure edge, cover the metal covering on the circuit structure and contact with the metal median simultaneously, make a plurality of communication modules and processor module arrange in independent enclosure space, so that each communication module place region forms Faraday electricity cage structure, can effectively shield the electromagnetic interference between each communication module, thereby on stopping that a plurality of communication modules receive the basis of interference between the frequency range, it is great to solve navigation receiver area and consumption among the prior art, and is with high costs, the problem that the electromagnetic compatibility degree of difficulty is high and complete machine assembly complexity is high, realize navigation receiver's miniaturization.
Continuing to refer to fig. 2, optionally, the circuit structure provided in the embodiment of the present invention further includes a circuit board 150, the plurality of communication modules 120 and the processor module 110 are respectively disposed on the circuit board 150, and the circuit board 150 has a metal edge 1501.
The embodiment of the utility model provides a circuit structure sets up a plurality of communication module 120 and processor module 110 on a circuit board 150, and a plurality of communication module 120 share processor module 110, and the mode that piles up the combination with polylith circuit board among the prior art compares, and the cost reduction has 10%. In addition, the manner of integrating the plurality of communication modules 120 sharing the processor module 110 on a single board eliminates the need for connectors for connecting a plurality of circuit boards in the prior art, thereby avoiding electromagnetic radiation generated by the connectors and enhancing the electromagnetic compatibility among the plurality of communication modules 120. Meanwhile, the edge radiation generated at the edge of the circuit board 150 can be avoided by metal wrapping of the circuit board 150, so that the influence of the circuit structure on the electromagnetic radiation of the external space is reduced.
Fig. 3 is a schematic top view of another circuit structure according to an embodiment of the present invention, as shown in fig. 3, optionally, the plurality of communication modules 120 include a radio module 1201, a fourth generation communication module 1202, a wireless connection module 1203, a bluetooth module 1204, and a global satellite positioning navigation module 1205.
Wherein, radio station module 1201 uses the frequency channel to be 0.7GHz ~ 0.8GHz, and bluetooth module 1204 uses the frequency channel to be 2.4GHz, and global satellite positioning navigation module 1205 uses the frequency channel to be 1.2GHz and 1.5GHz, the embodiment of the utility model provides a circuit structure is in the same place a plurality of superfrequency communication module integrations, has realized the data communication transmission of different distances. Alternatively, as shown in fig. 3, the wireless connection module 1203 may use 2.4GHz, so that the metal isolation strip 130 may not be disposed between the wireless connection module 1203 and the bluetooth module 1204, that is, the wireless connection module 1203 and the bluetooth module 1204 are located in the same independent enclosed space. It should be noted that the plurality of communication modules 120 may be selected and configured according to the functional requirements of the user, which is not specifically limited in this embodiment.
With continued reference to FIG. 3, optionally, the width of the metal isolation strip 130 is L, wherein L is greater than or equal to 2mm and less than or equal to 5 mm. If the metal isolation strip 130 is too narrow, a better plane isolation effect cannot be achieved among the plurality of communication modules 120; if the metal isolation strip 130 is too wide, it will occupy too much space of the circuit board 150.
Optionally, the metal isolation strip 130 and the metal cover 140 are made of magnesium aluminum alloy. The magnesium-aluminum alloy has good electrical conductivity and thermal conductivity, so that the structure formed by the metal isolation strip 130 and the metal cover 140 has the functions of shielding electromagnetic radiation and radiating, and the structure formed by the metal isolation strip 130 and the metal cover 140 not only realizes that the communication modules 120 cannot interfere with each other, but also realizes the function of a radiator.
As shown in fig. 3, optionally, the circuit structure provided in the embodiment of the present invention further includes at least one communication isolation module 160, where the communication isolation module 160 is disposed between two adjacent communication modules 120.
It should be noted that, one or more communication isolation modules 160 may be arranged according to the user's needs, and may be placed between any two adjacent communication modules 120, which is not specifically limited in this embodiment.
Optionally, the communication isolation module 160 includes a power supply and/or low frequency circuitry. The power supply can supply power for the circuit structure, and the low-frequency circuit can realize other functions required by a user.
Optionally, the communication module 120 is electrically connected to the processor module 110 by a bus. The communication module 120 is electrically connected with the processor module 110 in a bus mode, so that the data transmission efficiency is higher, the circuit structure is simpler, and the diagnosis and the maintenance of faults are facilitated.
Optionally, the plurality of communication modules 120 are arranged around the processor module 110 following the shortest routing rule.
Illustratively, the processor module 110 is disposed in the center of the circuit board 150, and each communication module 120 is disposed around the processor module 110 with the processor module 110 as the center, so that each communication module 120 is closest to the corresponding pin on the processor module 110, thereby minimizing the wire. If the bus connection mode is adopted, the layout of each communication module 120 is adjusted according to the positions of the plurality of communication modules 120 connected with the bus, so that the circuit is shortest.
The embodiment of the utility model provides a circuit structure can be used to the navigation receiver of high accuracy location, and circuit structure is integrated a plurality of superfrequency communication module on a circuit board and share a processor module, when realizing the communication data transmission of different distances, has also reduced volume, consumption and cost. The Faraday shielding technology is adopted, and the region where each communication module is located is isolated through the shielding structure with the metal isolation belt and the metal cover matched with each other, so that the problem of mutual interference between frequency bands generated when the communication modules are integrated on one circuit board is solved, and the technical effect of being compatible with various ultrahigh frequency communication modules on a single board is realized.
The embodiment of the utility model provides a still provide a navigation receiver, this navigation receiver includes any one of the above-mentioned embodiments circuit structure, reduced navigation receiver's volume and consumption.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. A circuit arrangement, comprising
The system comprises a processor module and a plurality of communication modules, wherein the communication modules are respectively connected with the processor module;
the circuit structure further comprises a metal isolation strip and a metal cover;
the metal isolation belts are arranged between two adjacent communication modules, between the communication module and the processor module and at the edge of the circuit structure;
the metal cover covers the circuit structure and is in contact with the metal isolation belt, a plurality of independent closed spaces are formed by the metal cover and the metal isolation belt, and the plurality of communication modules and the processor modules are respectively positioned in the independent closed spaces.
2. The circuit structure of claim 1, further comprising a circuit board on which the plurality of communication modules and the processor module are respectively disposed;
the circuit board is provided with a metal wrapping edge.
3. The circuit structure of claim 1, wherein the plurality of communication modules comprises a radio module, a fourth generation communication module, a wireless connection module, a bluetooth module, and a global satellite positioning navigation module.
4. The circuit structure of claim 1, wherein the width of the metal isolation strip is L, and L is greater than or equal to 2mm and less than or equal to 5 mm.
5. The circuit structure of claim 1 wherein the metal isolation tape and the metal cap are made of magnesium aluminum alloy.
6. The circuit structure of claim 1, further comprising at least one communication isolation module disposed between two adjacent communication modules.
7. The circuit arrangement of claim 6, wherein the communication isolation module comprises a power supply and/or low frequency circuitry.
8. The circuit structure of claim 1, wherein the communication module is electrically coupled to the processor module by way of a bus.
9. The circuit structure of claim 1, wherein a plurality of said communication modules are arranged around said processor module following a shortest-run rule.
10. A navigation receiver, characterized in that it comprises a circuit arrangement according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920219933.8U CN209979856U (en) | 2019-02-21 | 2019-02-21 | Circuit structure and navigation receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920219933.8U CN209979856U (en) | 2019-02-21 | 2019-02-21 | Circuit structure and navigation receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209979856U true CN209979856U (en) | 2020-01-21 |
Family
ID=69253101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920219933.8U Active CN209979856U (en) | 2019-02-21 | 2019-02-21 | Circuit structure and navigation receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209979856U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113727593A (en) * | 2021-08-16 | 2021-11-30 | 北京超星未来科技有限公司 | Electromagnetic shielding device of electronic equipment and electronic equipment |
-
2019
- 2019-02-21 CN CN201920219933.8U patent/CN209979856U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113727593A (en) * | 2021-08-16 | 2021-11-30 | 北京超星未来科技有限公司 | Electromagnetic shielding device of electronic equipment and electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2676211C1 (en) | Matched multi-band antenna in portable wireless devices | |
| CN108281753B (en) | Antenna system and mobile terminal | |
| US9373883B2 (en) | Antenna device for portable terminal | |
| US9160825B2 (en) | Communication module | |
| CN108242589B (en) | Antenna structure and wireless communication device with same | |
| US9819091B2 (en) | Portable terminal and slot antenna thereof | |
| CN111788738B (en) | Communication device and method in a communication device | |
| US20150372376A1 (en) | Low profile high performance integrated antenna for small cell base station | |
| CN115332785A (en) | Antenna device and electronic equipment | |
| CN209979856U (en) | Circuit structure and navigation receiver | |
| CN111430884A (en) | Antenna module and electronic equipment | |
| CN112886232B (en) | Electronic device | |
| CN212062680U (en) | Novel onboard Bluetooth antenna | |
| CN117673760A (en) | Electronic component and electronic device | |
| US11217877B2 (en) | Managing antenna module heat and RF emissions | |
| CN210379422U (en) | Dual-frequency antenna and communication equipment | |
| CN220984846U (en) | Flat antenna | |
| US20230299482A1 (en) | Antenna device | |
| CN217406527U (en) | High-performance miniaturized software radio equipment | |
| US11996620B2 (en) | Antenna device | |
| JP7444022B2 (en) | Vehicle wireless communication device | |
| CN114696069B (en) | Electronic equipment | |
| CN218603492U (en) | Unmanned aerial vehicle interference suppression equipment | |
| CN208479772U (en) | Camera | |
| CN213521867U (en) | Receiving module, communication device and electronic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220321 Address after: 201702 room 104, building 1, No. 599, Gaojing Road, Xujing Town, Qingpu District, Shanghai Patentee after: SHANGHAI SHUANGWEI NAVIGATION TECHNOLOGY CO.,LTD. Address before: 201702 3rd floor, block D, China Beidou Industrial Park, 599 Gaojing Road, Xujing Town, Qingpu District, Shanghai Patentee before: SHANGHAI HUACE NAVIGATION TECHNOLOGY Ltd. |
|
| TR01 | Transfer of patent right |