CN103237366B - A kind of mobile communications network integrated access device - Google Patents

A kind of mobile communications network integrated access device Download PDF

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Publication number
CN103237366B
CN103237366B CN201310133165.1A CN201310133165A CN103237366B CN 103237366 B CN103237366 B CN 103237366B CN 201310133165 A CN201310133165 A CN 201310133165A CN 103237366 B CN103237366 B CN 103237366B
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frequency
bonder
combiner
shunts
access device
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CN103237366A (en
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陈林木
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Hangzhou Building Communication Co ltd
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Abstract

The present invention relates to communication technique field, about a kind of access device, especially with respect to a kind of mobile communications network integrated access device.The bonder one can being connected with line input including several, bonder one other end is connected with tri-frequency combiner, and tri-frequency combiner side is connected with bonder two, and bonder two one end is connected with transmission line；Bonder two is also associated with three frequency shunts, and several bonders three that three frequency shunts are connected with line output are connected.It is an advantage of the current invention that: it can make full use of with set indoor network coverage compartment system, realize multisystem signal to be transmitted on same communication cable, simultaneously by multi-cavity signal isolation structure in same cavity and the innovative design in terms of diversification monitoring, substantially increase the reliability of equipment and system.

Description

A kind of mobile communications network integrated access device
Technical field
The present invention relates to communication technique field, about a kind of access device, especially with respect to a kind of mobile communication Network synthesis access device.
Background technology
Mobile communication is the communication that communicating pair has that a side or two sides are in motion.Move including land, sea, air Dynamic communication.The frequency range used is throughout low frequency, intermediate frequency, high frequency, very high frequency(VHF) and superfrequency.Mobile communication system It is made up of mobile station, base station, mobile station.To with certain mobile communications, mobile station is by each Base station sends calling to the whole network, and called station sends answer signal after receiving, and mobile station divides after receiving response Join a channel to this mobile station and from this speech channel channel, to transmit a signaling make its ring.Mobile communication fast Speed development and user are more and more higher to the requirement of communication quality, make the network coverage of domestic each mobile operator Center of gravity is the most gradually from " range covering " trend " degree of depth covering ", " three-dimensional covering is shifted ", indoor covering system Turn the effective means of solution " degree of depth covering " into.The most domestic most indoor covering systems are only The signal covering problem of same operator can be solved, multiple operators are required to the indoor place covered, Covering system in multi-room to be built in the most same building, this certainly will cause the increase of overall investment and build If the increase of maintenance difficulties.
Summary of the invention
It is an object of the invention to for the problems referred to above, it is provided that one can make full use of divides with set indoor network coverage Distribution system, it is achieved multisystem signal is transmitted on same communication cable, simultaneously by same cavity Innovative design in terms of multi-cavity signal isolation structure and diversification monitoring, substantially increases equipment and system is reliable The mobile communications network integrated access device of property.
For reaching above-mentioned purpose, present invention employs following technical proposal: a kind of mobile communications network comprehensively connects Enter device, coupled with office block by transmission line, it is characterised in that include that several can be with circuit The bonder one that input connects, bonder one other end is connected with tri-frequency combiner, tri-frequency combiner side Being connected with bonder two, bonder two one end is connected with transmission line；Bonder two is also associated with three frequency division roads Device, several bonders three that three frequency shunts are connected with line output are connected.
In above-mentioned a kind of mobile communications network integrated access device, described bonder one is provided with and two Frequency combiner connects, and this two frequency combiners one end is connected with tri-frequency combiner；Bonder three is provided with and two Frequently shunt connects, and this two frequencies shunt one end is connected with tri-frequency combiner.
In above-mentioned a kind of mobile communications network integrated access device, two described frequency combiners and two frequency divisions Road device is all connected with two-way electric bridge, and two-way electric bridge is connected with line input and line output respectively.
In above-mentioned a kind of mobile communications network integrated access device, described two-way electric bridge inputs with circuit It is provided with monitoring module between end, between described two-way electric bridge and line output, is provided with monitoring module.
Compared with prior art, it is an advantage of the current invention that: it can make full use of with overlapping indoor network coverage Compartment system, it is achieved multisystem signal is transmitted on same communication cable, simultaneously by same cavity Innovative design in terms of interior multi-cavity signal isolation structure and diversification monitoring, substantially increases equipment and system Reliability.This technical scheme can be widely applied to stadiums, conference and exhibition center, exhibition center, airport, subway, The heavy construction indoor covering systems such as comprehensive building, be substantially reduced each operator manpower in networking, Material resources, financial resources put into, and shorten the completion time of project, also make engineering construction simultaneously and follow-up safeguard become simpler Prompt convenient.Each different network systems of the operators such as this technical scheme is telecommunications, movement, UNICOM provides system System interface, interface index meets network system service requirement.Signal in 800-2500Mhz bandwidth can be processed, Be simultaneously 3G, WLAN, etc. system spare interface.This equipment antenna-feedback system end is also by low frequency access device Public security, fire-fighting group system and FM broadcast is merged.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below In accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not paying On the premise of going out creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
As it is shown in figure 1, a kind of mobile communications network integrated access device, by transmission line and office block Couple, it is characterised in that include several bonders one can being connected, bonder one with line input The other end is connected with tri-frequency combiner, and tri-frequency combiner side is connected with bonder two, bonder two one end with Transmission line is connected；Bonder two is also associated with three frequency shunts, and three frequency shunts are connected with line output Several bonders three be connected, in several described bonders one, have a portion and two Pin He roads Device is directly connected to, and this two frequency combiners one end is connected with tri-frequency combiner；Several described bonders three In, there is a portion to be connected with two frequency shunts, this two frequencies shunt one end is connected with tri-frequency combiner. Two frequency combiners and two frequency shunts be all connected with two-way electric bridge, and two-way electric bridge respectively with line input and Line output is connected.Monitoring module, described two-way electric bridge it is provided with between two-way electric bridge and line input And it is provided with monitoring module between line output.The signal of line input input is varied, portion among these Between subsystem or the internal up-downgoing frequency of individual system closely, such as CDMA, the middle League of Nations of China Telecom Logical GSM and the GSM of China Mobile, carries out a region overlay simultaneously and easily produces interference, not homology AF panel between system signal, is one of the key issue of integrated access equipment.This technology uses signal warp Cross combiner synthetic schemes, after internal Out-of-band rejection is effectively isolated interference more than 80dB, enter scene 2 electricity by two Bridge branch is gone out.One up-downgoing port of shared by multiple systems, receiving and transmitting signal is all double by coupler signal simultaneously To coupling, rear reduction by combiner is lost, and receives and dispatches after effectively isolating in close frequency range simultaneously.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this Within bright spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in this Within bright protection domain.

Claims (1)

1. a mobile communications network integrated access device, is coupled with office block by transmission line, its feature It is, the bonder one can being connected with line input including several, bonder one other end and three frequencies Combiner connects, and tri-frequency combiner side is connected with bonder two, and bonder two one end is connected with transmission line； Bonder two is also associated with three frequency shunts, several bonders that three frequency shunts are connected with line output Three are connected；Described bonder one is provided with and is connected with two frequency combiners, this two frequency combiners one end and three Frequency combiner connects；Bonder three is provided with and is connected with two frequency shunts, this two shunt one end and three frequently Frequency combiner connects；Two described frequency combiners and two frequency shunts are all connected with two-way electric bridge, and two-way electricity Bridge is connected with line input and line output respectively；Set between described two-way electric bridge and line input There is monitoring module, between described two-way electric bridge and line output, be provided with monitoring module；
Signal synthesizes through combiner, after internal Out-of-band rejection is effectively isolated interference more than 80dB, passes through Two-way electric bridge branch is gone out；One up-downgoing port of shared by multiple systems, receiving and transmitting signal all passes through bonder simultaneously Signal bidirectional coupled, rear reduces loss by combiner, carry out in close frequency range simultaneously effectively every From rear transmitting-receiving.
CN201310133165.1A 2013-04-16 2013-04-16 A kind of mobile communications network integrated access device Active CN103237366B (en)

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CN103237366B true CN103237366B (en) 2016-12-28

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CN104159332A (en) * 2014-07-29 2014-11-19 杭州都冠通讯设备有限公司 Mobile communication network access system and method based on co-construction and sharing

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2872746Y (en) * 2005-05-12 2007-02-21 武汉虹信通信技术有限责任公司 Dry wire covering straight-amplification station indoor
CN101742675A (en) * 2008-11-19 2010-06-16 北京东方信联科技有限公司 Device for realizing access of multiple information resources

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3991208B2 (en) * 2002-07-08 2007-10-17 日本電気株式会社 Radio access control method and radio access system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2872746Y (en) * 2005-05-12 2007-02-21 武汉虹信通信技术有限责任公司 Dry wire covering straight-amplification station indoor
CN101742675A (en) * 2008-11-19 2010-06-16 北京东方信联科技有限公司 Device for realizing access of multiple information resources

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