CN219697904U

CN219697904U - Portable communication device

Info

Publication number: CN219697904U
Application number: CN202320178445.3U
Authority: CN
Inventors: 张齐; 李晓凤; 戚文敏; 张琛; 马辉
Original assignee: China United Network Communications Group Co Ltd
Current assignee: China United Network Communications Group Co Ltd
Priority date: 2023-01-30
Filing date: 2023-01-30
Publication date: 2023-09-15
Anticipated expiration: 2033-01-30

Abstract

The utility model provides a portable communication device, relates to the technical field of communication, and can solve the problem of communication in an area outside the coverage area of a base station. The device comprises: the device comprises a body, a first power supply, a second power supply, a baseband processing unit BBU, a remote radio hub unit RUB and a remote radio unit RRU; the output end of the first power supply is connected with the RRU; the second power supply, the BBU and the RHIB are arranged in the body; the output end of the second power supply is connected with the BBU and the RHIB; the BBU is connected with the RHIB through a signal line; RHIB and RRU are connected through signal line. The embodiment of the utility model is used in the scene of indoor emergency communication.

Description

Portable communication device

Technical Field

The present utility model relates to the field of communications technologies, and in particular, to a portable communication device.

Background

Because 5G has the characteristics of high speed, low time delay and large connection, the method has diversified application scenes and the derived application fields are increasing. Such as image return, line inspection, logistics distribution, automated driving, etc.

At present, 5G network equipment is constructed well, but is limited by the characteristic of small network coverage of 5G base stations, and the whole-domain seamless coverage cannot be achieved in a short time. As such, how to implement communication in areas outside the coverage of 5G base stations is a challenge.

Disclosure of Invention

The utility model provides a portable communication device which can realize the problem of communication in the area outside the coverage of a 5G base station.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

in a first aspect, the present utility model provides a portable communication device comprising: a body, a first power supply, a second power supply, a baseband processing unit (Building Base band Unit, BBU), a remote radio hub unit (Remote Radio Unit Bub, RHUB) and a remote radio unit (Remote Radio Unit, RRU); the output end of the first power supply is connected with the RRU; the second power supply, the BBU and the RHIB are arranged in the body;

the output end of the second power supply is connected with the BBU and the RHIB; the BBU is connected with the RHIB through a signal line; RHIB and RRU are connected through signal line.

Based on the above technical scheme, in the portable communication device provided by the embodiment of the utility model, since the RRU is independently powered by the first power supply and does not need to take power from the RHUB, the RRU and the RHUB are only connected through a signal line. Therefore, compared with the scheme that the RRU and the RHIB are connected through the composite cable, the RRU and the RHIB are connected through the signal line, so that the overall size of the writing communication device can be reduced, and the writing communication device is more portable.

In a first possible implementation manner of the first aspect, the first power source is a mobile power source.

In a second possible implementation manner of the first aspect, the first power supply is a switching power supply.

In a third possible implementation manner of the first aspect, an input terminal of the first power supply is connected to a mains supply.

In a fourth possible implementation manner of the first aspect, an output voltage of the first power supply is 48V.

In a fifth possible implementation manner of the first aspect, the portable communication device further includes: a positioning module; the positioning module is arranged in the body;

the positioning module is connected with the BBU.

In a sixth possible implementation manner of the first aspect, the positioning module is a GPS module.

In a seventh possible implementation manner of the first aspect, the RRU is specifically a mini-remote radio unit pRRU.

In an eighth possible implementation manner of the first aspect, the portable communication device further includes: a receiving structure disposed on the body;

wherein, the storage structure is used for storing RHIB and the first power supply.

In a ninth possible implementation manner of the first aspect, the storage structure is a storage bag, a storage box or a storage box disposed on an outer wall of the body.

Specifically, the chip provided in the embodiment of the utility model further includes a memory, which is used for storing a computer program or instructions.

Drawings

Fig. 1 is a schematic structural diagram of a portable communication device according to an embodiment of the present utility model;

FIG. 2 is a second schematic diagram of a portable communication device according to an embodiment of the present utility model;

FIG. 3 is a third schematic diagram of a portable communication device according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a portable communication device according to an embodiment of the present utility model;

fig. 5 is a schematic diagram showing RSRP distribution of a portable communication device before and after turning on the portable communication device according to an embodiment of the present utility model;

fig. 6 is a diagram showing SINR distribution comparison before and after turning on the portable communication device according to the present utility model;

fig. 7 is a comparison diagram of download rate distribution before and after turning on the portable communication device according to the embodiment of the present utility model.

Detailed Description

The portable communication device provided by the embodiment of the present utility model is described in detail below with reference to the accompanying drawings.

The term "and/or" is herein merely an association relationship describing an associated object, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone.

The terms "first" and "second" and the like in the description and in the drawings are used for distinguishing between different objects or between different processes of the same object and not for describing a particular order of objects.

Furthermore, references to the terms "comprising" and "having" and any variations thereof in the description of the present utility model are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed but may optionally include other steps or elements not listed or inherent to such process, method, article, or apparatus.

It should be noted that, in the embodiments of the present utility model, words such as "exemplary" or "such as" are used to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "exemplary" or "e.g." in an embodiment should not be taken as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete fashion.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" means two or more.

Because 5G has the characteristics of high speed, low time delay and large connection, the method has diversified application scenes and the derived application fields are increasing. Such as image return, line inspection, logistics distribution, automated driving, etc. At present, 5G network equipment is constructed well, but is limited by the characteristic of small network coverage of 5G base stations, and the whole-domain seamless coverage cannot be achieved in a short time. As such, how to implement communication in areas outside the coverage of 5G base stations is a challenge.

In order to solve the problem that the communication of the area beyond the coverage area of the 5G base station cannot be realized in the prior art, the utility model has the principles of less investment, convenient equipment carrying, simple disassembly and assembly and obvious effect, and designs a portable communication device, a body, a first power supply, a second power supply, a BBU, an RUB and an RRU; the output end of the first power supply is connected with the RRU; the second power supply, the BBU and the RHIB are arranged in the body; the output end of the second power supply is connected with the BBU and the RHIB; the BBU is connected with the RHIB through a signal line; RHIB and RRU are connected through signal line. Therefore, the RRU is independently powered by the first power supply and does not need to take power from the RHIB, and therefore the RRU and the RHIB are only connected through a signal line. Therefore, compared with the scheme that the RRU and the RHIB are connected through the composite cable, the RRU and the RHIB are connected through the signal line, so that the overall size of the writing communication device can be reduced, and the writing communication device is more portable.

The portable communication device is applied to an indoor emergency communication scene.

As shown in fig. 1, a portable communication device according to an embodiment of the present utility model includes: the device comprises a body, a first power supply, a second power supply, a BBU, a RHIB and an RRU; the output end of the first power supply is connected with the RRU; the second power supply, the BBU and the RHIB are arranged in the body; the output end of the second power supply is connected with the BBU and the RHIB; the BBU is connected with the RHIB through a signal line; RHIB and RRU are connected through signal line.

Alternatively, the body may comprise a housing within which the second power source, BBU and RHUB are disposed.

Optionally, the body further comprises a plurality of moving wheels arranged at the bottom of the box body.

In the embodiment of the utility model, the RRU is powered by the first power supply, so that the RRU does not need to take electricity from the RHIB, and a composite cable with a larger diameter is not required to be connected between the RRU and the RHIB, but only a signal wire is required to be connected. Thereby reducing the overall size and mass of the portable communication device and further improving portability.

It should be noted that, the composite cable is formed by compounding a wire and a signal wire, and the composite cable can conduct electricity and transmit data.

In the portable communication device provided by the embodiment of the utility model, the RRU is independently powered by the first power supply and does not need to take power from the RHIB, so that the RRU and the RHIB are only connected through the signal line. Therefore, compared with the scheme that the RRU and the RHIB are connected through the composite cable, the RRU and the RHIB are connected through the signal line, so that the overall size of the writing communication device can be reduced, and the writing communication device is more portable.

Optionally, the first power supply is a mobile power supply. For example, the first power source is an outdoor mobile power source. Thus, the output end of the first power supply is connected with the RRU through a wire so as to realize power supply to the RRU.

Therefore, the RRU can be directly powered by the mobile power supply, and whether the area where the RRU is located has commercial power or not can be powered by the mobile power supply. Thereby the range of use of the portable communication device can be further increased.

Optionally, the first power supply is a switching power supply.

The switching power supply may also be referred to as a switched mode power supply (Switch Mode Power Supply, SMPS), also known as a switched mode power supply, a switching converter. The switching power supply is a high-frequency electric energy conversion device and is a power supply. The function of the switching power supply is to convert a voltage of one level into a voltage or a current required by a user terminal through different types of architectures. The input of the switching power supply is mostly an ac power supply (e.g. mains supply) or a dc power supply, and the output is a dc power supply.

It will be appreciated that when the first power source is a switching power source, a socket or other ac power source may be provided in the vicinity of the environment where the RRU is required to be provided. For example, the input end of the first power supply can be connected with a socket or other alternating current power supplies through a power line (lead), and voltage conversion can be realized through the first power supply, so that power supply to the RRU is realized.

In this way, the power supply to the RRU can be realized through the switching power supply, so that the use flexibility of the portable communication device can be improved.

Optionally, the input end of the first power supply is connected with the mains supply.

Optionally, the output voltage of the first power supply is 48V. This ensures that the first power supply is able to supply power to the RRU.

Optionally, the portable communication device may further include: and a positioning module. The positioning module is arranged in the body; the positioning module is connected with the BBU.

Thus, the positioning module can be used for positioning the RRU so as to determine the position of the RRU.

Alternatively, the positioning module may draw power from the RHUB, i.e. the RHUB is connected to the positioning module by a composite cable. Or the positioning module can directly take power from the second power supply, namely the positioning module is connected with the output end of the second power supply through a power line.

Alternatively, the positioning module may be a GPS module.

Optionally, the RRU is specifically a miniature remote radio unit (Pico Remote Radio Unit, pRRU). In this way, the portability of the portable communication device can be further improved.

Optionally, the portable communication device may further include: a receiving structure disposed on the body; wherein, the storage structure can be used for storing the RHIB, the first power supply and the power line.

It will be appreciated that the purpose of the storage structure is to: after the portable communication device is used, the RHUB, the first power source, and a power cord for connecting the first power source and the RUUB may be all housed in the housing structure.

Optionally, the storage structure is a storage bag, a storage box or a storage box disposed on an outer wall of the body. So can improve the variety of accomodating the structure.

In order to facilitate understanding of the portable communication device provided by the embodiment of the present utility model, the portable communication device will be further described below.

As shown in fig. 2, the embodiment of the utility model provides a 5G indoor emergency portable communication device, which is a portable 5G emergency coverage solution component, and selects and implements the best scheme based on the principles of low investment, convenient carrying, simple disassembly and assembly and obvious effect. The best implementation scheme comprises the following steps: the portable draw bar instrument box is integrated with an embedded power supply system (namely a second power supply), a GPS module, pBBU and RHIB, pRRU and a switching power supply (namely a first power supply) of the indoor 5G equipment. The RHIB and the RRU transmit data and signals through the optical fiber, so that the quick deployment of simple mobile communication is realized, and the 5G emergency mobile communication requirements in various indoor or outdoor small ranges are met.

Modification of pRRU power: pRRU is direct current 48V power supply, total power consumption 55W, and the POE mode power supply of RHIB is adopted in prior art, and the photoelectric composite cable needs to be laid from RHIB at the local end to pRRU at the far end to carry out POE power supply and data transmission. But the photoelectric composite cable has the characteristics of larger cable diameter, larger cable diameter after being stored, inconvenient carrying and loss of flexibility. The communication device provided by the embodiment of the utility model adopts a remote AC/DC conversion module power supply mode, and the AC remote power supply reduces the distribution of power supply cables.

For the 5G indoor emergency portable communication device, the pRRU is directly powered by a 48V outdoor mobile power supply connection power line (shown in fig. 3) through an external pRRU (optical fiber), or is connected with 220V commercial power through a 48V switching power supply to be AC powered (shown in fig. 4).

It can be understood that the 5G indoor emergency portable communication device provided by the embodiment of the utility model supports integration of 3/4/5G, is portable, has more compact space utilization, is lighter in weight and is more convenient for a single person to operate.

The communication coverage of the 5G indoor emergency portable communication device provided by the embodiment of the utility model is as follows: 300 square meters for hotels, 600 square meters for office buildings, 1000 square meters for supermarkets and 2000 square meters for open areas. The application scenario is an aggregated group activity: concert, annual meeting, evening meeting, etc. or video class: live television station broadcast, video rebroadcast, video conferencing, etc.

To the indoor emergent portable communication device of 5G, through fiber connection pRRU, pRRU external portable power source or switching power source again can open fast. And configuring and loading base station cell data, and performing coverage test.

The following describes the actual application data result of the 5G indoor emergency portable communication device provided by the embodiment of the present utility model.

Practical application: the 5G pRRU is opened indoors by using the 5G indoor emergency portable communication device. Specifically, pRRU is connected by using a mobile power supply (i.e., a first power supply) +a long tail fiber.

Fig. 5 is a comparative schematic diagram of reference signal received power (Reference Signal Receiving Power, RSRP) distribution in a room before and after switching on. As can be seen from fig. 5, the RSRP measured before opening has a mean value of-99.7 dbm, with poor coverage, see fig. 5 (a); after switching on, the RSRP mean was measured to be-75.3 dbm, see (b) in fig. 5. The RSRP coverage is obviously improved after the opening, and the whole room is well covered in a seamless way.

Fig. 6 is a diagram showing a comparison of the signal-to-interference plus noise ratio (Signal to Interference plus Noise Ratio, SINR) distribution in a room before and after switching on. As can be seen from fig. 6, the average value of SINR measured before turning on is 7.1dbm, see (a) in fig. 6; the average SINR measured after switching on is 24.2dbm, see (b) in fig. 6. The SINR coverage quality after opening is obviously improved.

Fig. 7 is a comparative schematic of download rate distribution in a room before and after turn-on. As can be seen from fig. 7, the download rate was 157.34Mbps measured before opening, see (a) in fig. 7; the download measured after opening was promoted to 781.62Mbps, see (b) in fig. 7. It can be seen that the download rate is obviously improved after opening.

As can be seen from fig. 5 to fig. 7, after the 5G indoor emergency portable communication apparatus provided by the embodiment of the present utility model is turned on, RSRP, SINR and download rate in a room are all significantly improved.

Therefore, the 5G indoor emergency portable communication device provided by the embodiment of the utility model can meet the requirements of various emergency scenes and can be put into use.

In addition, each functional unit in the embodiments of the present utility model may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit.

The present utility model is not limited to the above embodiments, and any changes or substitutions within the technical scope of the present utility model should be covered by the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims

1. A portable communication device, comprising:

the device comprises a body, a first power supply, a second power supply, a baseband processing unit BBU, a remote radio hub unit RUB and a remote radio unit RRU;

the output end of the first power supply is connected with the RRU;

said second power supply, said BBU and said RHIB are disposed within said body;

the output end of the second power supply is connected with the BBU and the RHIB;

the BBU is connected with the RHIB through a signal line;

and the RHIB is connected with the RRU through a signal line.

2. The apparatus of claim 1, wherein the first power source is a mobile power source.

3. The apparatus of claim 1, wherein the first power source is a switching power source.

4. A device according to claim 3, wherein the input of the first power source is connected to mains.

5. The apparatus of any one of claims 1 to 4, wherein the output voltage of the first power supply is 48V.

6. The apparatus as recited in claim 1, further comprising: a positioning module;

the positioning module is arranged in the body;

the positioning module is connected with the BBU.

7. The apparatus of claim 6, wherein the positioning module is a GPS module.

8. The apparatus of claim 1, wherein the RRU is embodied as a mini-remote radio unit pRRU.

9. The apparatus as recited in claim 1, further comprising: a receiving structure disposed on the body;

10. The device of claim 9, wherein the receiving structure is a receiving pocket, a receiving box, or a receiving box disposed on an outer wall of the body.