CN216437188U

CN216437188U - System for increasing capacity of 5G frequency shift active room subsystem

Info

Publication number: CN216437188U
Application number: CN202123432466.3U
Authority: CN
Inventors: 唐二星; 宫宝; 张宝会; 李毅; 李青; 张少奇; 王滨
Original assignee: Shaanxi Tianji Communication Technology Co ltd
Current assignee: Shaanxi Tianji Communication Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-03
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a promote system of 5G frequency shift active room branch system capacity, the utility model discloses a pRRU receives the 5G signal, becomes intermediate frequency signal with the frequency conversion, sends the intermediate frequency signal to the remote terminal machine of capacity type near-end and the remote terminal machine of extended unit through capacity type near-end combiner and extended unit combiner respectively, the utility model discloses utilize original room to divide network single cable transmission to the remote terminal machine, realize the far-end and cover, capacity type near-end machine can give near-end extended unit with the 5G intermediate frequency signal of two other tunnel simultaneously, and the extended unit can be connected capacity type and connect the remote terminal machine, realizes the far-end and cover.

Description

System for increasing capacity of 5G frequency shift active room subsystem

Technical Field

The utility model belongs to the electronic information field, concretely relates to promote system of 5G frequency shift active room branch system capacity.

Background

With the rapid development of science and technology, people are constantly exploring the science and technology. The demand of people for communication technology is continuously improved, and 4G communication technology is continuously developed and advanced with time. Meanwhile, the communication technology realizes another breakthrough on the basis of the development of the 4G technology, and 5G appears. The emergence of 5G communication provides more convenient services for people, and 5G communication is widely applied in the aspects of telemedicine, industrial control, real-time monitoring and the like with the characteristics of high speed and low time delay.

2G, 3G and 4G radio frequency signals emitted by a signal source of the passive distribution system are combined and then are shunted through a cable and passive devices such as a coupler and a power divider, and the signals are transmitted to indoor antennas through a feeder line to be covered indoors. The method is applied for years, and with the acceleration of 5G construction, the loss of the original passive indoor distribution network is large, the direct upgrading effect is poor, and the implementation is difficult.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned not enough, provide a promote the system of 5G frequency shift active room branch system capacity, increased the user quantity that can hold under the coverage area.

In order to achieve the above object, the present invention comprises a volumetric proximal end and an extension unit;

the capacity type near end comprises a pRRU (pRRU), the pRRU is connected with a capacity type near end communication module, the capacity type near end communication module is connected with a capacity type near end combiner, the capacity type near end combiner is connected with the pRRU, and the capacity type near end combiner is connected with a far-end machine of the capacity type near end;

the pRRU is used for receiving the 5G signal, converting the 5G signal into an intermediate frequency signal and forwarding the intermediate frequency signal to the capacity type combiner and the expansion unit combiner; the pRRU is used for receiving the 4G frame header of the communication module, calculating the frame header difference between 4G and 5G, and sending the frame header difference to the capacity type communication module;

the capacity type near-end communication module is used for receiving a base station 4G signal, sending a 4G frame header to the pRRU, receiving a frame header difference of 4G and 5G calculated by the pRRU, maintaining far-near-end communication, and sending the frame header difference of G and 5G to a capacity type near-end remote machine;

the capacity type near-end combiner is used for sending the intermediate frequency signal, the 4G signal and the far-near-end communication signal to a capacity type near-end far-end machine;

the expansion unit comprises an expansion unit combiner and an expansion unit communication module, the expansion unit combiner is connected with the capacity type near-end pRRU and the far-end machine of the expansion unit, and the expansion unit communication module is connected with the capacity type near-end communication unit;

the extension unit communication module is used for receiving frame header differences of 4G and 5G and keeping communication with the pRRU;

and the combiner of the expansion unit is used for sending the received intermediate frequency signal, the received 4G signal and the far-near end communication signal to the far-end machine of the expansion unit.

The far-end machine of the capacity type near-end and the far-end machine of the expansion unit are used for converting the intermediate frequency signal into a 5G signal.

The volumetric proximal end machines are capable of cascading up to 64 machines.

The remote units of the expansion unit are capable of cascading up to 64 remote units.

The pRRU is used to receive 5G signals of the BBU or RHUB.

Compared with the prior art, the utility model discloses a pRRU receives the 5G signal, becomes intermediate frequency signal with the frequency conversion, sends the intermediate frequency signal to the remote terminal of capacity type near-end and the remote terminal of extension unit through capacity type near-end combiner and extension unit combiner respectively in, the utility model discloses utilize original room to divide network single cable to transmit the remote terminal, realize the far-end and cover, capacity type near-end machine can give near-end extension unit with the 5G intermediate frequency signal of two other roads simultaneously, and extension unit can connect capacity type and connect the remote terminal, realizes the far-end and cover.

Drawings

Fig. 1 is a system diagram of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1, the present invention includes a volumetric proximal end and an extension unit;

the pRRU is used for receiving the 5G signal, converting the 5G signal into an intermediate frequency signal and forwarding the intermediate frequency signal to the capacity type combiner and the expansion unit combiner; the pRRU sends the frame header difference of 4G and 5G to a capacity type near-end communication unit and an expansion unit communication unit, and the expansion unit communication unit sends far-near-end communication signals to a capacity type near-end combiner; the capacity type near-end combiner is used for sending the intermediate frequency signals, the 4G signals and the far-near-end communication signals to a far-end machine of the capacity type near end.

The expansion unit comprises an expansion unit combiner, the expansion unit combiner is connected with the capacity type near-end pRRU and the far-end machine of the expansion unit, and the communication module receives frame header differences of 4G and 5G; and the combiner of the expansion unit is used for sending the received intermediate frequency signal, the received 4G signal and the far-near end communication signal to the far-end machine of the expansion unit.

The extension unit comprises an extension unit communication module, the extension unit communication module is connected with the capacity type near-end communication module and is used for communicating with the pRRU through the capacity type near-end communication module, and the extension unit communication module is used for keeping the extension unit in communication with the pRRU.

Preferably, the positive displacement proximal end machines are capable of cascading up to 64 machines.

Preferably, the remote units of the expansion unit are capable of cascading up to 64 remote units.

Preferably, the pRRU is capable of receiving 5G signals of BBU or RHUB.

The working method of the utility model is as follows:

step one, the capacity type near-end pRRU receives a 5G signal of the BBU or the RHUB. The capacity type near-end communication unit receives the 4G signal.

And step two, directly carrying out frequency conversion on the pRRU in the volume type near end to generate an intermediate frequency signal.

Step three, the capacity type near-end communication unit sends the 4G frame header to the pRRU

And step four, the pRRU calculates the frame header difference of 4G and 5G and sends the calculated frame header difference to the capacity type near-end communication unit.

And step five, the capacity type near-end communication unit sends the frame header differences of 4G and 5G to a capacity type near-end combiner through a far-end and near-end communication signal.

And step five, the pRRU sends the intermediate frequency signal generated by the pRRU to an expansion unit combiner of the capacity type near-end cascaded far-end machine and expansion unit.

And step six, the combiner of the expansion unit sends the received intermediate frequency signals, 4G signals and far-near end communication signals to a far-end machine of the expansion unit cascaded by the combiner of the expansion unit.

And step seven, the capacity type near-end remote machine and the remote machine of the expansion unit convert the received intermediate frequency signal again to realize 5G blind area coverage.

The utility model discloses in fusing into capacity type near-end with pRRU, pRRU receives BBU or RHUB's 5G signal, directly realize the frequency conversion, capacity type near-end machine's 2/3/4G and 5G intermediate frequency signal utilize original room branch network single cable to transmit the distancer through combining, realize the distal end and cover, capacity type near-end machine can give near-end expanding unit with the other two way 2T 2R's 5G intermediate frequency signal simultaneously, expanding unit can link capacity type and connect the distancer, realize the distal end and cover, capacity type near-end machine and expanding unit all can cascade support maximum to 64 distancers.

The utility model discloses having merged into pRRU on the basis of original 5G shift frequency wisdom room branch system near-end machine and having become capacity type near-end machine, capacity near-end machine need not use 5G Modem module and radio frequency link module, and the expanded near-end expanding unit of a capacity type near-end machine, near-end expanding unit also need not 5G Modem module and radio frequency link module, have reduced the cost of product. A pRRU is present in a capacity-based near-end component system, and the number of users that can be accommodated under the coverage area is increased compared to the original 5G frequency-shift smart room subsystem.

Claims

1. A system for increasing the capacity of a 5G frequency shift active indoor subsystem is characterized by comprising a capacity type near end and an expansion unit;

2. The system of claim 1, wherein the remote machine of the volume type near end and the remote machine of the expansion unit are used to convert the intermediate frequency signal into a 5G signal.

3. The system of claim 1, wherein the capacity-shifting active room subsystem is capable of cascading up to 64 remote units.

4. The system of claim 1, wherein the remote units of the expansion unit are capable of cascading up to 64 remote units.

5. The system of claim 1, wherein the pRRU is configured to receive 5G signals of BBU or RHUB.