CN221202771U - Improve indoor coverage efficiency's thing networking basic station transmission system - Google Patents
Improve indoor coverage efficiency's thing networking basic station transmission system Download PDFInfo
- Publication number
- CN221202771U CN221202771U CN202323167255.0U CN202323167255U CN221202771U CN 221202771 U CN221202771 U CN 221202771U CN 202323167255 U CN202323167255 U CN 202323167255U CN 221202771 U CN221202771 U CN 221202771U
- Authority
- CN
- China
- Prior art keywords
- base station
- radio frequency
- internet
- transmission system
- things
- 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
- 230000005540 biological transmission Effects 0.000 title claims abstract description 27
- 230000006855 networking Effects 0.000 title claims description 8
- 238000012545 processing Methods 0.000 claims abstract description 29
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The utility model relates to the field of internet of things base station transmission, in particular to an internet of things base station transmission system for improving indoor coverage efficiency, which comprises an internet of things base station, a signal processing module, a plurality of radio frequency devices and a plurality of base station antennas, wherein the signal processing module is connected with the internet of things base station through a first radio frequency cable, the signal processing module comprises uplink and downlink signal processing functions, and the plurality of radio frequency devices are connected in series through a second radio frequency cable.
Description
Technical Field
The utility model relates to the field of base station transmission of the Internet of things, in particular to a base station transmission system of the Internet of things for improving indoor coverage efficiency.
Background
In order to avoid the problem of data loss caused by weak signals after the Internet of things passes through a wall in the current indoor Internet of things construction engineering, the Internet of things base stations are required to be densely deployed to ensure effective data receiving, or the Internet of things wireless network deployment is performed by adopting ultra-high frequency below 1GHz with relatively strong diffraction capacity.
The investment of the gateway equipment of the base station cannot be effectively controlled, and the high-density base station equipment of the Internet of things also derives a large amount of matched engineering investment, such as POE switches, ethernet wires, weak current bridges and the like, so that the construction and production ratio of the Internet of things is unbalanced, and the long-term development of the Internet of things is not facilitated.
The latter is limited by carrier frequency and debugging mode, and air interface protocol connection rate is generally low, generally does not exceed 300Kbps, can't effectively bear large-capacity internet of things data acquisition service, and congestion and queuing of air interface data communication can seriously influence terminal battery duration and data timeliness, and its scene suitability is narrower.
The current base station of the Internet of things adopts a communication electronic circuit and antenna structure, wherein the antenna type comprises an internal antenna and an external antenna, the common internal antenna type comprises an FPC antenna, a PCB antenna, a spring antenna and the like, the common external antenna comprises a short rod antenna, a whip antenna, a directional antenna and the like, and the antenna is also diversified based on comprehensive selection of the base station product in terms of performance, appearance and cost.
The high-performance indoor Internet of things base station generally adopts a single-point external short-rod antenna to execute electromagnetic wave receiving and transmitting work, and has higher performance such as gain efficiency and the like compared with an internal antenna, better appearance effect compared with a whip antenna and a directional antenna, the gain of the short-rod antenna is about 3-5dBi, and the effective coverage area in an indoor comprehensive environment is about 5-10 m in radius distance. Common indoor internet of things base stations are limited by terminal transmitting power and base station receiving sensitivity, and uplink wireless signals cannot effectively reach base station equipment in a complex indoor environment, so that internet of things data are lost.
Therefore, it is necessary to design an internet of things base station transmission system for improving indoor coverage efficiency, so that the coverage area of the indoor internet of things base station is increased and communication transmission efficiency is improved on the premise that excessive deployment is not needed.
Disclosure of utility model
The utility model aims to provide an Internet of things base station transmission system for improving indoor coverage efficiency.
To achieve the purpose, the utility model adopts the following technical scheme:
The utility model provides an improve indoor coverage efficiency's thing networking basic station transmission system, including thing networking basic station, signal processing module, a plurality of radio frequency device and a plurality of basic station antenna, signal processing module is connected with thing networking basic station through radio frequency cable one, signal processing module includes uplink and downlink signal processing function, establish ties through radio frequency cable two between a plurality of radio frequency devices, one of them radio frequency device is connected with signal processing module through radio frequency cable three, and a plurality of radio frequency devices are connected with a plurality of basic station antenna through a plurality of radio frequency cables three respectively.
Furthermore, the antenna interface of the base station of the Internet of things adopts a plurality of radio frequency ports, and the radio frequency ports can synchronously input and output.
Further, the port of the base station of the Internet of things is external.
Furthermore, a filter device and a radio frequency power supply system are additionally arranged on the front-end circuit of the port.
Further, the interface of the base station antenna adopts an N-type connector, and the N-type connector is used for connecting 1/2 inch 50 ohm coaxial cable.
Furthermore, the base station antenna adopts an omni-directional ceiling antenna.
Further, the antenna element is a square iron plate.
Furthermore, a low-noise radio frequency compensation circuit is arranged in the signal processing module.
The utility model has the beneficial effects that: according to the internet of things base station transmission system for improving indoor coverage efficiency, the problem of coverage distance of a high-performance internet of things base station is solved, passive devices with relatively low cost are mostly adopted in a transmission framework to multiplex processing performance of baseband signals and core operation circuits of the internet of things base station, the cost problem caused by high-density deployment of active equipment is reduced, meanwhile, channel congestion caused by a low-rate protocol is avoided, and communication performance and transmission reliability of internet of things terminal equipment are improved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings that are required to be used in the embodiments of the present utility model will be briefly described below.
FIG. 1 is a system control connection diagram of the present utility model;
In the figure: 1. an Internet of things base station; 3. a signal processing module; 4. a radio frequency device; 5. a base station antenna.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced in size and do not represent the actual product dimensions.
Referring to fig. 1, an internet of things base station transmission system for improving indoor coverage efficiency includes an internet of things base station 1, a signal processing module 3, a plurality of radio frequency devices 4 and a plurality of base station antennas 5, the signal processing module 3 is connected with the internet of things base station 1 through a radio frequency cable one, wherein, a power supply of the signal processing module 3 is provided by the internet of things base station 1 through a feeder line, the signal processing module 3 includes uplink and downlink signal processing functions, the functions mainly serve to improve transmission quality and stability of internet of things signals, and a plurality of modules can be cascaded to further extend the coverage area of the internet of things signals. The plurality of radio frequency devices 4 are connected in series through a radio frequency cable II, one radio frequency device 4 is connected with the signal processing module 3 through a radio frequency cable III, and the plurality of radio frequency devices 4 are respectively connected with a plurality of base station antennas 5 through a plurality of radio frequency cables III, so that one antenna can be converted into multiple antennas. And the multipath antennas can be uniformly deployed in the adjacent areas with higher isolation density to finish the mutual conversion of radio frequency and radio, so as to reduce the signal attenuation problem caused by wall isolation.
In the signal uplink process, terminal signals are converged and isolated through the radio frequency device, and no signal crosstalk between the antennas is ensured by an isolation index of not less than 20 dBc. The signal processing module 3 is arranged at the central node position of the path line, a low-noise radio frequency compensation circuit is arranged in the signal processing module, the uplink and the base station of the Internet of things work cooperatively, the attenuation condition in the transmission process of the line can be improved, the problem of insufficient uplink level value caused by the problem of low terminal transmitting power can be solved, and therefore the strength and the quality in the signal transmission of the Internet of things are ensured.
In the signal downlink process, the signals transmitted by the base stations sequentially pass through the signal processing module 3 and the radio frequency device, the power of the base station 1 of the Internet of things can be equally distributed to all the antennas connected in the downlink, the downlink instruction signals of the base station 1 of the Internet of things are effectively and synchronously transmitted in the whole indoor area covered, and the influence of wall penetrating loss on signal instability caused by the reception of the terminal of the Internet of things is reduced to the greatest extent.
The method solves the problem of coverage distance of the high-performance internet of things base station 1, adopts passive devices with relatively low cost in a transmission architecture to multiplex the baseband signals of the internet of things base station and the processing performance of a core operation circuit, reduces the cost problem caused by high-density deployment of active equipment, simultaneously avoids the channel congestion phenomenon caused by a low-rate protocol, and improves the communication performance and the transmission reliability of the internet of things terminal equipment.
The antenna interface of the base station 1 of the Internet of things adopts a plurality of radio frequency ports, the plurality of radio frequency ports can synchronously input and output, the antennas are uniformly deployed in a densely isolated indoor scene by a distributed external connection method, and the problem of high attenuation of the signals of the Internet of things caused by too far distance can be effectively reduced by a feeder line conduction mode, so that the indoor coverage efficiency of a single base station of the Internet of things is improved.
The ANT port of the base station 1 of the Internet of things is external, and the external ANT port is used for providing a radio frequency connection port.
The front-end circuit of the ANT port is additionally provided with a filter device and a radio frequency power supply system, so that a signal processing module in the antenna system can be driven to actively work and cooperate to complete a signal fidelity function.
The interface of the base station antenna 5 adopts an N-type connector, and the N-type connector is used for connecting a 1/2 inch 50 ohm coaxial cable, so that the transmission loss of radio frequency signals with the same distance can be effectively reduced.
The base station antenna adopts an omni-directional ceiling antenna, so that the ceiling antenna can have higher gain and is designed to have a vertical polarization omni-directional coverage effect.
The antenna oscillator is a square iron plate, and the square iron plate is large in size, so that the ceiling antenna can well transmit and receive radio signals of the Internet of things within the radius range of 10-20 meters, and converts the radio waves into radio frequency signals with the gain effect of not less than 5dBi and transmits the radio frequency signals back to the base station of the Internet of things.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.
Claims (8)
1. The utility model provides an improve indoor coverage efficiency's thing networking basic station transmission system, a serial communication port, including thing networking basic station (1), signal processing module (3), a plurality of radio frequency device (4) and a plurality of basic station antenna (5), signal processing module (3) are connected with thing networking basic station (1) through radio frequency cable one, signal processing module (3) include uplink and downlink signal processing function, establish ties through radio frequency cable two between a plurality of radio frequency device (4), one of them radio frequency device (4) are connected with signal processing module (3) through radio frequency cable three, and a plurality of radio frequency device (4) are connected with a plurality of basic station antenna (5) through a plurality of radio frequency cable three respectively.
2. The internet of things base station transmission system for improving indoor coverage efficiency according to claim 1, wherein the antenna interface of the internet of things base station (1) adopts a plurality of radio frequency ports, and the plurality of radio frequency ports can synchronously input and output.
3. The internet of things base station transmission system for improving indoor coverage efficiency according to claim 1, wherein an ANT port of the internet of things base station (1) is external.
4. The internet of things base station transmission system for improving indoor coverage efficiency according to claim 3, wherein a filter device and a radio frequency power supply system are additionally arranged on the front-end circuit of the ANT port.
5. The internet of things base station transmission system for improving indoor coverage efficiency according to claim 1, wherein the interface of the base station antenna (5) adopts an N-type connector, and the N-type connector is used for connecting 1/2 inch 50 Ω coaxial cable.
6. The internet of things base station transmission system for improving indoor coverage efficiency according to claim 1, wherein the base station antenna is an omni-directional ceiling antenna.
7. The internet of things base station transmission system for improving indoor coverage efficiency according to claim 6, wherein the antenna element is a square iron plate.
8. The internet of things base station transmission system for improving indoor coverage efficiency according to claim 1, wherein a low noise radio frequency compensation circuit is arranged in the signal processing module (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323167255.0U CN221202771U (en) | 2023-11-23 | 2023-11-23 | Improve indoor coverage efficiency's thing networking basic station transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323167255.0U CN221202771U (en) | 2023-11-23 | 2023-11-23 | Improve indoor coverage efficiency's thing networking basic station transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221202771U true CN221202771U (en) | 2024-06-21 |
Family
ID=91494683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323167255.0U Active CN221202771U (en) | 2023-11-23 | 2023-11-23 | Improve indoor coverage efficiency's thing networking basic station transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221202771U (en) |
-
2023
- 2023-11-23 CN CN202323167255.0U patent/CN221202771U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Xingdong et al. | Design and implementation of an active multibeam antenna system with 64 RF channels and 256 antenna elements for massive MIMO application in 5G wireless communications | |
| KR20200070329A (en) | Multi-way switch, radio frequency system and radio communication device | |
| CN108390694B (en) | Multi-way selector switch, radio frequency system and wireless communication equipment | |
| CN108512556A (en) | Multidiameter option switch and Related product | |
| KR20200081462A (en) | Multi-way switch, radio frequency system and radio communication device | |
| CN105610485A (en) | Wireless relay communication system SWIPT (Simultaneous Wireless Information and Power Transfer) method | |
| CN110072243A (en) | A kind of method and system enhancing 5G mobile broadband covering scene | |
| CN206196066U (en) | Signal transmission system of remote radio head module and applied this module | |
| CN102544729B (en) | MIMO antenna utilizing closed current circuit in antenna unit to improve isolation degree | |
| CN102158281A (en) | High-speed omni-directional wireless laser communication equipment | |
| CN203661296U (en) | Extension covering equipment for TD-LTE double channel MIMO signal | |
| CN221202771U (en) | Improve indoor coverage efficiency's thing networking basic station transmission system | |
| CN111586704B (en) | System for carry out indoor degree of depth of 5G and cover based on coaxial cable | |
| CN103078654B (en) | Wireless signal dual-mode antenna system, coupling amplification device and signal processing method | |
| CN111343641A (en) | Intelligent 5G network system | |
| CN106488466A (en) | A kind of in-door covering compartment system of mobile communication | |
| CN215818638U (en) | Mine communication system based on multiple wireless module supports | |
| Asiedu et al. | Review of simultaneous wireless information and power transfer in wireless sensor networks | |
| CN201821503U (en) | Code division multiple access (CDMA) 2000 category-V-cable communication device based on category-V-cable transmission | |
| CN213989224U (en) | Active 5G-iLAN antenna and active 5G-iLAN antenna system | |
| CN204634050U (en) | Light signal access type LTE quorum sensing inhibitor system | |
| CN116367114B (en) | Communication wireless system of urban rail transit | |
| CN111818544A (en) | Digital active system for improving coverage | |
| CN111010217A (en) | Wireless repeater and method for realizing MIMO | |
| CN203983507U (en) | The multiplexing active antenna of passage frequency conversion |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |