CN109412672A - Realize the communication system and air-conditioning system of indoor radio signal covering - Google Patents
Realize the communication system and air-conditioning system of indoor radio signal covering Download PDFInfo
- Publication number
- CN109412672A CN109412672A CN201811212500.6A CN201811212500A CN109412672A CN 109412672 A CN109412672 A CN 109412672A CN 201811212500 A CN201811212500 A CN 201811212500A CN 109412672 A CN109412672 A CN 109412672A
- Authority
- CN
- China
- Prior art keywords
- signal
- idu
- sent
- unit
- odu
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
- H04B7/15535—Control of relay amplifier gain
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of communication systems and air-conditioning system for realizing indoor radio signal covering, and the communication system includes: the outdoor unit for being respectively arranged at air-conditioning system, ODU and IDU in indoor unit；Wherein, ODU is sent to IDU after carrying out respective handling from core net or the received downlink signal of outdoor base station, the IDU signal sent is converted to uplink signal and is sent to core net or outdoor base station according to the operating mode of current setting；The signal that IDU sends ODU carries out base band signal process, be converted to radiofrequency signal after sent in indoor wireless, and received indoor radio frequency signal is converted into baseband signal and is sent to ODU after base band signal process；Signal transmssion line between ODU and IDU is laid by the wiring conduit between indoor unit and outdoor unit.Indoor radio signal covering may be implemented using the present invention, and can not destroy the original finishing of architecture indoor and appearance when installing communication system to avoid complexity wiring.
Description
Technical field
The present invention relates to field of communication technology, particularly relate to a kind of communication system for realizing indoor radio signal covering and
Air-conditioning system.
Background technique
The in-door covering of mobile communication wireless signal because its natural characteristic is always the technical problem of a challenge, from
2G starts to current 4G system, provides reliable indoor coverage of signal always and be a mobile operator pain for needing to solve
Point.The building handled official business and lived in modern metropolitan cities is higher and higher, more and more intensive, and reaches indoor radio signal and meeting
Sharp-decay after to the wall of metal or cement, thus be difficult normally to be communicated.For a high-rise,
The signal that low layer space receives is usually weaker, and there are part signal blind areas；And in its high level, then it may absolutely not signal cover
Lid.Mobile phone terminal uses in such a case, and it is poor to directly result in speech quality, and call drop phenomenon is serious and data communication makes us preventing
The customer experience of funeral.In addition, indoor signal quality is also related with the capacity of base station, it is very high in some provisional density of population
In interior architecture, such as stadium, convention place, the service coverage for relying solely on outdoor base station will lead to traffic blocking, nothing
The problems such as method accesses.
In the upcoming 5G epoch, International Standards Organization defines the frequency spectrum that two big frequency ranges are used as 5G.?
6GHz frequency range below is higher than existing mobile system, is more up to 24.25~52.6GHz, therefore, nothing in millimeter wave frequency band
Line signal will weaken the penetration capacity of the obstructions such as external wall, interior wall.In addition, bandwidth needed for the high-speed data of 5G transmission
It is bigger, it will the effective propagation path for directly resulting in wireless signal is reduced.It is contemplated that under 5G mobile system, it is indoor
The problem of signal covers will be more serious.
For the angle of mobile service, most wireless traffics generate indoors, seek advice from according to the whole world of authority
Mechanism ABI Research statistics, having 80% radio communication service (including WiFi and mobile network) in 2016 is indoors
It completes.Therefore, improve indoor coverage of signal, the message capacity for providing reliable communication quality and abundance is mobile operator
Have been working hard a business pain spot of solution and an important content of engineering construction and network optimization.
To solve the problems, such as the above in-door covering, current method is exactly to dispose indoor base station.Each region passes through indoors
Small base station sends signal, forms indoor small base station covering, and service bearer network is extended to interior.Pass through
This extension to macro base station network, reaches coverage hole in decontamination chamber, provides for indoor mobile communication subscriber reliable and stable
Signal covering and power system capacity purpose, so that the personal communication service of high quality can also be enjoyed by making user indoors.Extend
It can be based on cable technology to indoor bearer network, wireless technology can also be based on.
Indoor small base station can be divided into micro-base station (Picocell) and scytoblastema according to the size of its transmission power and capacity
Stand (Femtocell), i.e. Home eNodeB；According to the cloth net mode of small base station, and independent small base station can be divided into
(Standalone) or small base station (Centralized) system of centralization.However when laying indoor small base station at present, generally
There are problems that challenge below and:
Operator needs the wiring considered, design is complicated when setting up indoor base station, for example, small base station power supply line and
The route of service bearer network；And in order to lay these routes, need to carry out original building it is through walls burrow, not only project amount
It is huge, and the original finishing of architecture indoor and appearance are destroyed, cause installation deployment cost very high.
In addition, in addition to the scytoblastema station that family uses, most of indoor base stations are centralization, need a large amount of Engineering Tasks and specially
Industry equipment, generally requires computer room or rack to install, and the profession of the maintenance personnel of system requires very to constructor and thereafter
It is high.
Summary of the invention
The invention proposes a kind of communication systems and air-conditioning system for realizing indoor radio signal covering, during installation may be used
To avoid complicated wiring, the original finishing of architecture indoor and appearance will not be destroyed, and do not need computer room or rack, be easy to pacify
Dress.
Based on above-mentioned purpose, the present invention provides a kind of communication system for realizing indoor radio signal covering, comprising: sets respectively
It is placed in the outdoor unit of air-conditioning system, outdoor unit ODU and indoor unit IDU in indoor unit；Wherein,
The ODU is used for the operating mode according to current setting, will believe from the received downlink in the base station of core net or outdoor
Be sent to the IDU after number carrying out respective handling, and by the IDU signal sent be converted to uplink signal to the core net or
Outdoor base station is sent；
Signal progress base band signal process that the IDU is used to send the ODU is converted to after radiofrequency signal in interior
It is transmitted wirelessly, and the radiofrequency signal of received indoor wireless terminal transmission is converted into baseband signal and is believed by base band
Number processing after be sent to the ODU；
Wherein, the signal transmssion line between the ODU and IDU be by the outdoor unit and indoor unit of the air-conditioning system it
Between wiring conduit lay.
Preferably, the ODU is specifically used for receive from core net when the operating mode of current setting is base station mode
Down link signal be sent to the IDU after upper-layer protocol signal processing, and the signal that IDU is sent is through upper-layer protocol
Uplink signal is generated after signal processing to send to the core net.
It, will be from outdoor base station preferably, the ODU is specifically used for when the operating mode of current setting is repeater mode
The radiofrequency signal of received downlink is converted to core network interface signal and is sent to the IDU after upper-layer protocol signal processing,
And the core network interface signal obtained from the IDU received signal through upper-layer protocol signal processing is converted into penetrating for uplink
It is sent after frequency signal to the base station.
It, will be from outdoor base preferably, the ODU is specifically used for when the operating mode of current setting is repeater mode
The radiofrequency signal for received downlink of standing is converted to baseband signal and is sent to after base band signal process, upper-layer protocol signal processing
The IDU, and through upper-layer protocol signal processing, base band signal process and uplink will be converted to from the IDU received signal
Radiofrequency signal after to the base station send.
Wherein, the ODU is specifically included: first antenna, the communications module of radio bearer, control unit and IDU interface list
Member；Wherein,
The communications module of the radio bearer is used to pass through first day when the operating mode of current setting is repeater mode
After the radiofrequency signal that base station outside line receiving chamber is sent, it is sent to after received radiofrequency signal is converted to core network interface signal
Described control unit, and through first day after radiofrequency signal being converted to from the received core network interface signal of described control unit
Line is sent to the base station；And the operating mode of current setting be repeater mode when, by first antenna receiving chamber outside
After the radiofrequency signal that base station is sent, received radiofrequency signal is converted into baseband signal and is sent to institute after base band signal process
State control unit, and will from described control unit received signal through base band signal process, be converted to radiofrequency signal after through
One antenna is sent to the base station；
Described control unit is used for when the operating mode of current setting is repeater mode or repeater mode, by the nothing
The signal that the communications module of line carrying is sent is sent to after upper-layer protocol signal processing by the IDU interface unit described
IDU, and institute will be sent to after upper-layer protocol signal processing from the IDU received signal by the IDU interface unit
State the communications module of radio bearer；
The IDU interface unit is connected to the IDU by the signal transmssion line, is used for described control unit through height
Signal after layer protocol signal processing is sent to the IDU, or receives signal from the IDU.
Further, the ODU further include:
Wired bearer network interface unit, for providing interface and the driving of wired bearer network；And
Described control unit is also used to pass through wired bearer network when the operating mode of current setting is base station mode
Network interface unit receives down link signal from core net, and received down link signal is sent out after upper-layer protocol signal processing
The IDU is given, and the signal that IDU is sent passes through wired bearer network interface list after upper-layer protocol signal processing
Member generates uplink signal and sends to the core net.
Wherein, the communications module of the radio bearer specifically includes following subelement: scheme control subelement, radio frequency are single
Member, base band signal process subelement and upper-layer protocol signal processing subelement；And
Described control unit is also used to for the operating mode of current setting to be sent to the scheme control subelement；
The radio frequency subelement will be for that will be converted to base band letter from the received radiofrequency signal in the base station by first antenna
Number it is sent to the base band signal process subelement；
The baseband signal that the base band signal process subelement is used to convert the radio frequency subelement carries out baseband signal
It is exported after processing；
The scheme control subelement is used for when the operating mode of current setting is repeater mode, by the baseband signal
The signal of processing subelement output is sent to the upper-layer protocol signal processing subelement, and by the upper-layer protocol signal processing
The signal of subelement output is sent to described control unit；It, will and when the operating mode of current setting is repeater mode
The signal of the base band signal process subelement output is transmitted directly to described control unit；
The signal that the upper-layer protocol signal processing subelement is used to export the base band signal process subelement carries out
Upper-layer protocol signal processing.
Wherein, the IDU is specifically included: ODU interface unit, baseband processing unit, radio frequency unit and the second antenna；Its
In,
ODU interface unit is used to be connected to the ODU by the signal transmssion line, receives the signal that the ODU is sent,
Or the ODU will be sent to by the processed signal of the baseband processing unit；
Baseband processing unit is used to carry out base band signal process from the ODU received signal to the ODU interface unit,
Or the ODU is sent to by the ODU interface unit to after the baseband signal progress Base-Band Processing of radio frequency unit conversion；
Radio frequency unit be converted to radiofrequency signal for that will pass through the processed baseband signal of the baseband processing unit, or will
The received radiofrequency signal of second antenna is converted to baseband signal；
Second antenna is used to transmit wirelessly the radiofrequency signal that the radio frequency unit is converted, or receives indoor wireless
The radiofrequency signal that terminal is sent.
The present invention also provides a kind of air-conditioning systems, including outdoor unit and indoor unit, wherein in the outdoor unit and indoor unit
The ODU and IDU being respectively arranged in communication system as described above.
In technical solution of the present invention, the outdoor unit of widely applied air-conditioning system and room in current building are dexterously utilized
The outdoor unit ODU of communication system is arranged, in the indoor unit of air-conditioning system in the framework of interior machine in the outdoor unit of air-conditioning system
The indoor unit IDU of communication system is set；It is completed to receive downlink signal from core net or outdoor base station by ODU, or to the core
Heart net or base station send the function of uplink signal；It completes to carry out base band signal process to the downlink signal by IDU, be converted to and penetrate
It is transmitted wirelessly after frequency signal, and the radiofrequency signal of wireless receiving is converted into baseband signal and is obtained after being handled
The function that uplink signal is sent to the ODU；And the signal transmssion line between ODU and IDU is the room by the air-conditioning system
What the wiring conduit between outer machine and indoor unit was laid.In this way, the outdoor unit of communication system is laid in outdoor, no construction wall
It receives the signal of core net or outdoor base station with blocking, and is not take up the space of indoor information technoloy equipment, do not need the equipment such as rack, no
Need the house wiring of information technoloy equipment；Meanwhile indoor unit completes the task of indoor coverage of signal；In this way, communication system of the invention
System can will not destroy the original finishing of architecture indoor and appearance, and outdoor unit can be straight to avoid complicated wiring during installation
It connects and does not need computer room or rack with core network communications, be easily installed.
Especially in large and medium-sized building, the outer machine that can use central air-conditioning, which integrates one or more ODU and utilizes, to be divided
The indoor unit of cloth integrates multiple IDU units, provides entire building indoor multiple IDU transmittings, realizes that continuous indoor business is covered
Lid.All wirings can be multiplexed the existing wiring conduit of central air-conditioning.And current centralized in-door covering scheme can only weigh
New deployment indoor optical-fibre connection, project amount are very big.
Further, technical solution of the present invention can also pass through above-mentioned wiring using the existing power supply system of air-conditioning system
Pipeline concentrates the communication system power supply to realize indoor coverage of signal, and each unit in as each ODU and IDU is powered,
Avoid many and diverse of power-supply wiring, and the destruction to indoor original finishing and appearance.And current centralized in-door covering side
Each unit of case must individually power, and power supply source is more, and power supply line wiring cost is high.
Detailed description of the invention
Fig. 1 is a kind of air-conditioning system provided by the invention and the communication system internal junction for realizing indoor radio signal covering
Structure schematic diagram；
Fig. 2 is inside a kind of ODU for communication system for realizing indoor radio signal covering that the embodiment of the present invention one provides
Structural schematic diagram；
Fig. 3 is inside a kind of ODU of communication system for realizing indoor radio signal covering provided by Embodiment 2 of the present invention
Structural schematic diagram；
Fig. 4 is inside a kind of ODU for communication system for realizing indoor radio signal covering that the embodiment of the present invention three provides
Structural schematic diagram；
Fig. 5 is wirelessly holding in a kind of communication system for realizing indoor radio signal covering that the embodiment of the present invention three provides
The schematic diagram of internal structure of the communications module of load；
Fig. 6 is the schematic diagram that more IDU communication systems are laid in a kind of central air conditioner system provided by the invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
Attached drawing, the present invention is described in more detail.
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not construed as limiting the claims.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that when we claim element to be " connected " or " coupling
Connect " to another element when, it can be directly connected or coupled to other elements, or there may also be intermediary elements.In addition, this
In " connection " or " coupling " that uses may include being wirelessly connected or wireless coupling.Wording "and/or" used herein includes one
A or more associated whole for listing item or any cell and all combination.
It should be noted that all statements for using " first " and " second " are for differentiation two in the embodiment of the present invention
The non-equal entity of a same names or non-equal parameter, it is seen that " first " " second " only for the convenience of statement, does not answer
It is interpreted as the restriction to the embodiment of the present invention, subsequent embodiment no longer illustrates this one by one.
The technical solution for embodiment that the invention will now be described in detail with reference to the accompanying drawings.
What a kind of air-conditioning system provided by the invention and the realization indoor radio signal being set in air-conditioning system covered
Communication system, internal structure are as shown in Figure 1.
Wherein, air-conditioning system includes indoor unit 101 and outdoor unit 102, the line between indoor unit 101 and outdoor unit 102
It is to be laid by the wiring conduit through wall.
The communication system provided by the invention for realizing indoor radio signal covering includes: the outdoor unit for being set to air-conditioning system
In outdoor unit ODU111 and the indoor unit IDU112 that is set in the indoor unit of the air-conditioning system；ODU111 with
Signal transmssion line between IDU112 is that the wiring conduit between outdoor unit and indoor unit by the air-conditioning system is laid.
Wherein, outdoor unit ODU111 is used for according to the operating mode of current setting, will be from the base station of core net or outdoor
Received downlink signal is sent to the IDU112 after carrying out respective handling.
For example, when the operating mode of current setting is base station mode, phase that ODU111 carries out received downlink signal
The base station mode processing answered: it will be sent to after upper-layer protocol signal processing from the received down link signal of core net described
IDU112；
For example, when the operating mode of current setting is repeater mode, phase that ODU111 carries out received downlink signal
The repeater mode processing answered: core network interface signal will be converted to and through height from the radiofrequency signal of the outdoor received downlink in base station
The IDU112 is sent to after layer protocol signal processing；
For example, ODU111 carries out received downlink signal when the operating mode of current setting is repeater mode
Corresponding repeater mode treatment: baseband signal will be converted to and through base band from the radiofrequency signal of the outdoor received downlink in base station
IDU112 is sent to after signal processing, upper-layer protocol signal processing.
After the signal that indoor unit IDU112 is used to send ODU111 carries out base band signal process, is converted to radiofrequency signal
It is transmitted wirelessly in interior, so that indoor wireless terminal can receive the wireless communication that do not block vulnerable to barrier, wall
Number.
Wherein, the signal transmssion line between the ODU111 and IDU112 is the outdoor unit by the air-conditioning system and room
What the wiring conduit between interior machine was laid, the signal transmssion line between ODU111 and IDU112 can be cable or optical cable.
In addition, indoor unit IDU112 also can receive the radiofrequency signal that indoor wireless terminal is sent, and by received room
Interior radiofrequency signal is converted to baseband signal and is sent to ODU111 after base band signal process.
After outdoor unit ODU111 receives the signal of indoor unit IDU112 transmission, the signal that IDU112 is sent is converted
It is sent for uplink signal to the base station of the core net or outdoor；For example, when the operating mode of current setting is base station mode,
The signal that ODU111 sends IDU112 generates uplink signal after upper-layer protocol signal processing and sends to the core net；
For example, ODU111 will be assisted from the IDU112 received signal through high level when the operating mode of current setting is repeater mode
The obtained core network interface signal of view signal processing is sent after being converted to the radiofrequency signal of uplink to outdoor base station；For example,
When the operating mode of current setting is repeater mode, ODU111 will be from the IDU112 received signal through upper-layer protocol signal
Processing, base band signal process are simultaneously sent after being converted to the radiofrequency signal of uplink to outdoor base station.
The operating mode of ODU111 current setting can carry out being manually entered setting locally, can also pass through long-range management
Server carries out remotely located.
Different operating modes can make the applicable scene of communication system of the invention more extensive, serve different scenes
Client.For example, base station mode is to provide additional network capacity on the basis of existing macro base station；Therefore, base station mode
Being adapted to interior needs signal to cover, while having very high capacity requirement such as user density very big, and building body has operator
Scene as wired bearer network interface of enterprise's special line or the very big intelligent acess point of bandwidth.
The existing network capacity of existing macro base station is then utilized in repeater mode, but changes the standard of wireless signal；Cause
This, repeater mode is adapted to interior and signal is needed to cover, while capacity requirement is not very big scene, for example user density is little
Scene；Building body does not have optical fiber or private network interface simultaneously, relies only on wireless carrier network；Generally it can be adapted for remote
Area, or built the area of wireless fixed network.
The existing network capacity of existing macro base station is then utilized in repeater mode, and does not change the standard of wireless signal；Cause
This, repeater mode adaptive needs signal to cover in interior, but the scene very low to capacity requirement；Usually in macro base station net
Network first stage of construction, for the covering of rapid extended network, the area that can not be covered using repeater amplified signal to macro net.
Above-mentioned ODU is laid in outdoor, and no construction wall receives the signal of core net or outdoor base station with blocking, and ODU connects
The wiring for being connected to core net then can be not take up the space of indoor information technoloy equipment, not need the equipment such as rack, do not need in outdoor completion
The house wiring of information technoloy equipment；In this way, avoiding complicated house wiring, the original finishing of architecture indoor and appearance will not be destroyed, and
Outdoor unit can not need computer room or rack directly with core network communications, be easily installed.
For above-mentioned ODU111, the present invention provides three kinds of specific internal structures, respectively following examples one,
Two, it introduces in three.
Embodiment one
What the embodiment of the present invention one provided realizes one of the communication system of indoor radio signal covering ODU internal junction
Structure, as shown in Fig. 2, specifically including: wired bearer network interface unit 221, control unit 222, IDU interface unit 223, first
The communications module 226 of antenna 225, radio bearer.
Wherein, wired bearer network interface unit 221 is for providing interface and the driving of wired bearer network.
The communications module 226 of radio bearer is used to pass through first day when the operating mode of current setting is repeater mode
After the radiofrequency signal that base station outside 225 receiving chamber of line is sent, sent out after received radiofrequency signal is converted to core network interface signal
Described control unit 222 is given, and radiofrequency signal will be converted to from the received core network interface signal of described control unit 222
It is sent by first antenna 225 to the base station.
Control unit 222 is used for when the operating mode of current setting is repeater mode, by the communication of the radio bearer
The signal that mould group 226 is sent is sent to the IDU112 by the IDU interface unit 223 after upper-layer protocol signal processing,
And it will be sent to after upper-layer protocol signal processing by the IDU interface unit 223 from the IDU112 received signal
The communications module 226 of the radio bearer；And it when the operating mode of current setting is base station mode, wired is held by described
It carries Network Interface Unit 221 and receives down link signal from core net, by received down link signal through upper-layer protocol signal
Be sent to the IDU112 after processing, and the signal that IDU112 is sent after upper-layer protocol signal processing by described wired
Bearer network interface unit 221 generates uplink signal and sends to the core net；
IDU interface unit 223 is used to be connected to the IDU112 by the signal transmssion line between ODU and IDU, will be described
Signal of the control unit 222 after upper-layer protocol signal processing is sent to the IDU112, or receives signal from IDU112.
Embodiment two
One of the communication system provided by Embodiment 2 of the present invention for realizing indoor radio signal covering ODU internal junction
Structure, as shown in figure 3, specifically including: wired bearer network interface unit 321, control unit 322, IDU interface unit 323, first
The communications module 326 of antenna 325, radio bearer.
Wherein, wired bearer network interface unit 321 is for providing interface and the driving of wired bearer network；
The communications module 326 of radio bearer is used to pass through first when the operating mode of current setting is repeater mode
After the radiofrequency signal that base station outside 325 receiving chamber of antenna is sent, received radiofrequency signal is converted into baseband signal and through base band
Be sent to described control unit 322 after signal processing, and will from 322 received signal of described control unit through baseband signal from
It manages, be converted to and sent through first antenna 325 to the base station after radiofrequency signal；
Control unit 322 is used for when the operating mode of current setting is repeater mode, by the logical of the radio bearer
The signal that letter mould group 326 is sent is sent to after upper-layer protocol signal processing by the IDU interface unit 323 described
IDU112, and will by the IDU interface unit 323 from the IDU112 received signal after upper-layer protocol signal processing
It is sent to the communications module 326 of the radio bearer；And when the operating mode of current setting is base station mode, by described
Wired bearer network interface unit 321 receives down link signal from core net, and received down link signal is assisted through high level
It is sent to the IDU112 after view signal processing, and the IDU112 signal sent is passed through into institute after upper-layer protocol signal processing
The wired generation of bearer network interface unit 321 uplink signal is stated to send to the core net；
The IDU interface unit 323 is used to be connected to the IDU112 by the signal transmssion line, and the control is single
Signal of the member 322 after upper-layer protocol signal processing is sent to IDU112, or receives signal from IDU112.
Embodiment three
What the embodiment of the present invention three provided realizes one of the communication system of indoor radio signal covering ODU internal junction
Structure, as shown in figure 4, specifically including: control unit 422, IDU interface unit 423, first antenna 425, radio bearer communication mould
Group 426.
Wherein, the communications module 426 of radio bearer is used for when the operating mode of current setting is repeater mode, by the
After the radiofrequency signal that base station outside one antenna, 425 receiving chamber is sent, received radiofrequency signal is converted into core network interface signal
After be sent to described control unit 422, and radio frequency will be converted to from the received core network interface signal of described control unit 422
It is sent through first antenna 425 to the base station after signal；And the operating mode of current setting is when being repeater mode, by the
After the radiofrequency signal that base station outside one antenna, 425 receiving chamber is sent, received radiofrequency signal is converted into baseband signal and through base
It is sent to described control unit 422 after band signal processing, and will be from 422 received signal of described control unit through baseband signal
It handles, be converted to and sent through first antenna 425 to the base station after radiofrequency signal；
Described control unit 425 is used for when the operating mode of current setting is repeater mode or repeater mode, by institute
The signal for stating the transmission of communications module 426 of radio bearer is sent out after upper-layer protocol signal processing by the IDU interface unit 423
Give IDU112, and will by the IDU interface unit 423 from IDU112 received signal after upper-layer protocol signal processing
It is sent to the communications module 426 of the radio bearer；
The IDU interface unit 423 is connected to IDU112 by the signal transmssion line, is used for described control unit
425 signal after upper-layer protocol signal processing is sent to IDU112, or receives signal from IDU112.
Further, the ODU in the communication system for the realization indoor radio signal covering that the embodiment of the present invention three provides may be used also
To include: wired bearer network interface unit 421.
Wired bearer network interface unit 421 is for providing interface and the driving of wired bearer network.
Correspondingly, control unit 422 is also used to when the operating mode of current setting is base station mode, by described wired
Bearer network interface unit 421 receives down link signal from core net, and received down link signal is believed through upper-layer protocol
IDU112 is sent to after number processing, and signal that IDU112 is sent wired is held after upper-layer protocol signal processing by described
The generation uplink signal of Network Interface Unit 421 is carried to send to the core net.
A kind of internal structure of the communications module 426 of above-mentioned radio bearer, as shown in Figure 5, comprising: scheme control is single
Member 501, radio frequency subelement 502, base band signal process subelement 503 and upper-layer protocol signal processing subelement 504；
By the various combination of the subelement in the communications module 426 to radio bearer, the logical of radio bearer can be made
Believe corresponding function when mould group 426 realizes repeater mode or repeater mode:
The operating mode of current setting can be sent to scheme control subelement 501 by control unit 422；
Radio frequency subelement 502 will be for that will be converted to base band from the received radiofrequency signal in the base station by first antenna 425
Signal is sent to the base band signal process subelement 503；
The base band signal process subelement 503 carries out base band letter to the baseband signal that the radio frequency subelement 502 is converted
Number processing after export；
The scheme control subelement 501 is when the operating mode of current setting is repeater mode, by the baseband signal
The signal that processing subelement 503 exports is sent to the upper-layer protocol signal processing subelement 504；At the upper-layer protocol signal
Output is to mode after reason subelement 504 carries out upper-layer protocol signal processing to the signal that the base band signal process subelement exports
Subelement 501 is controlled, is sent via the signal that scheme control subelement 501 exports upper-layer protocol signal processing subelement 504
To control unit 422.
Scheme control subelement 501 directly believes the base band when the operating mode of current setting is repeater mode
Number processing subelement 503 export signal be sent to described control unit 422.
The internal structure of above-mentioned indoor unit IDU112 can specifically include as shown in Fig. 2,3 or 4: ODU interface list
First 231, baseband processing unit 232, radio frequency unit 233, built-in or peripheral hardware the second antenna 234.
ODU interface unit 231 is used to be connected to the ODU by the signal transmssion line, receives the letter that the ODU is sent
Number；
Baseband processing unit 232 is used to carry out from baseband signal ODU interface unit 231 from the ODU received signal
Reason；
Radio frequency unit 233 will be for that will be converted to radiofrequency signal by the processed baseband signal of baseband processing unit 232；
Second antenna 234 for transmitting wirelessly the radiofrequency signal that radio frequency unit 233 is converted indoors, so that indoor
Wireless terminal can receive the wireless signal not blocked by barrier, wall.
In addition, the second antenna 234 also can receive the radiofrequency signal that indoor wireless terminal is sent；
Radio frequency unit 233 is sent to base band after also the received radiofrequency signal of the second antenna 234 being converted to baseband signal
Processing unit 232；
The baseband signal that baseband processing unit 232 can also convert radio frequency unit 233 is sent to ODU interface after handling
Unit 231；
ODU interface unit 231 can also will be sent to the ODU by the processed signal of baseband processing unit 232.
Neatly, in the implementation, the realization indoor radio signal that the embodiment of the present invention one, two or three provides can be covered
Communication system ODU in control unit in partial high-level protocol signal processing function move to the Base-Band Processing of the IDU
In unit 232.
Neatly, in the implementation, the first antenna that the embodiment of the present invention one, two or three provides can be the external day of ODU
Line can be the built-in antenna of ODU.
Neatly, in the implementation, the second antenna 234 that the embodiment of the present invention one, two or three provides can be the external of IDU
Antenna can be the built-in antenna of IDU.
As a kind of more preferably embodiment, the realization indoor radio signal that the embodiment of the present invention one, two or three provides covers
The ODU of the communication system of lid may also include that power supply unit；And electricity is also connected between said supply unit and the IDU
Source line.
Power supply unit connect with the power supply system of the air-conditioning system by conduct power source, for for ODU's and IDU
Each unit provides power supply.In this way, just not having to set again for the laying of communication system power supply line when installing communication system of the invention
Indoor cabling is counted, to further save wiring space and installation work amount, it is often more important that avoid to indoor original finishing
With the destruction of appearance.
As a kind of more preferably embodiment, as shown in fig. 6, air-conditioning system can be the central hollow including multiple indoor units
Adjusting system, and the IDU in communication system is also possible to multiple, is divided into each indoor unit of central air conditioner system.
By ODU, multiple IDU and ODU form a local network (LAN), and each IDU connecting with ODU is assigned one
Unique private IP address (Private IP address) in a LAN.Communication private ip between all IDU and ODU
Location identifies and parses.In uplink, when multiple IDU signals are after ODU polymerize, public ip address (Public IP is used
Address) with core net or base station communication.In downlink, after ODU receives the signal of core net or base station, parse privately owned
IP address transmits signal to corresponding IDU.
Specifically, in the ODU of the communication system of the existing indoor radio signal covering of the embodiment of the present invention one, two or three, IDU
Interface unit can have multiple ports, be connected to each IDU.Wherein, each IDU is assigned unique in a local area network
Private IP address, safeguard and save in the control unit in ODU a local area network private IP address and IDU mark it
Between mapping relations table.
In the ODU of the communication system of the existing indoor radio signal covering of the embodiment of the present invention one, two or three, control unit is also
It can be used for the signal of the communications module transmission of wired bearer network interface unit or radio bearer carrying out upper-layer protocol
Local area network private internet Protocol IP address is parsed when signal processing, according to the local area network private IP address that locally saves with
Mapping relations between the mark of IDU send out treated the signal to the port for the IDU interface unit for connecting corresponding IDU
It send；And described control unit can also be used in when the signal for sending IDU carries out upper-layer protocol signal processing, in the signal
It is middle to encapsulate local area network private IP address corresponding with the mark of the IDU.
It is and each preferably, the ODU for the communication system that the existing indoor radio signal of the embodiment of the present invention one, two or three covers
Signal transmssion line, power supply line between IDU are laid by the existing wiring conduit of the central air-conditioning.
Further, may also include in the communication system of the existing indoor radio signal covering of the embodiment of the present invention one, two or three
Long-range management server.The ODU of the communication system of the existing indoor radio signal covering of the embodiment of the present invention one, two or three can be with
The instruction that management server is sent is received, and instruction carries out corresponding operation based on the received, or mentions to the management server
For feedback information.For example, long-range management server can send the setting instruction of operating mode to the ODU；The ODU root
It is instructed according to the setting of received operating mode, relevant work mode is set.
Specifically, the control in the ODU of the communication system of the existing indoor radio signal covering of the embodiment of the present invention one, two or three
Unit processed can be logical by the communications module of wired bearer network interface unit or radio bearer and long-range management server
Letter receives the instruction that management server is sent, and instruction carries out corresponding operation, such as parameter configuration or information based on the received
Feedback.For example, control unit in ODU can by wired bearer network interface unit and long-range management server communication,
After the setting instruction for receiving the operating mode that long-range management server is sent, phase is set by the current operating mode of ODU
Answer operating mode.
In technical solution of the present invention, the outdoor unit of widely applied air-conditioning system and room in current building are dexterously utilized
The outdoor unit ODU of communication system is arranged, in the indoor unit of air-conditioning system in the framework of interior machine in the outdoor unit of air-conditioning system
The indoor unit IDU of communication system is set；It is completed to receive downlink signal from core net or outdoor base station by ODU, or to the core
Heart net or base station send the function of uplink signal；It completes to carry out base band signal process to the downlink signal by IDU, be converted to and penetrate
It is transmitted wirelessly after frequency signal, and the radiofrequency signal of wireless receiving is converted into baseband signal and is obtained after being handled
The function that uplink signal is sent to the ODU；And the signal transmssion line between ODU and IDU is the room by the air-conditioning system
What the wiring conduit between outer machine and indoor unit was laid.In this way, the outdoor unit of communication system is laid in outdoor, no construction wall
It receives the signal of core net or outdoor base station with blocking, and is not take up the space of indoor information technoloy equipment, do not need the equipment such as rack, no
Need the house wiring of information technoloy equipment；Meanwhile indoor unit completes the task of indoor coverage of signal；In this way, communication system of the invention
System can will not destroy the original finishing of architecture indoor and appearance, and outdoor unit can be straight to avoid complicated wiring during installation
It connects and does not need computer room or rack with core network communications, be easily installed.
Especially in large and medium-sized building, the outer machine that can use central air-conditioning, which integrates one or more ODU and utilizes, to be divided
The indoor unit of cloth integrates multiple IDU units, provides entire building indoor multiple IDU transmittings, realizes that continuous indoor business is covered
Lid.All wirings can be multiplexed the existing wiring conduit of central air-conditioning.And current centralized in-door covering scheme can only weigh
New deployment indoor optical-fibre connection, project amount are very big.
Further, technical solution of the present invention can also pass through above-mentioned wiring using the existing power supply system of air-conditioning system
Pipeline concentrates the communication system power supply to realize indoor coverage of signal, and each unit in as each ODU and IDU is powered,
Avoid many and diverse of power-supply wiring, and the destruction to indoor original finishing and appearance.And current centralized in-door covering side
Each unit of case must individually power, and power supply source is more, and power supply line wiring cost is high.
Those skilled in the art of the present technique have been appreciated that in the present invention the various operations crossed by discussion, method, in process
Steps, measures, and schemes can be replaced, changed, combined or be deleted.Further, each with having been crossed by discussion in the present invention
Kind of operation, method, other steps, measures, and schemes in process may also be alternated, changed, rearranged, decomposed, combined or deleted.
Further, in the prior art to have and the step in various operations, method disclosed in the present invention, process, measure, scheme
It may also be alternated, changed, rearranged, decomposed, combined or deleted.
It should be understood by those ordinary skilled in the art that: the discussion of any of the above embodiment is exemplary only, not
It is intended to imply that the scope of the present disclosure (including claim) is limited to these examples；Under thinking of the invention, above embodiments
Or can also be combined between the technical characteristic in different embodiments, step can be realized with random order, and be existed such as
Many other variations of the upper different aspect of the invention, for simplicity, they are not provided in details.Therefore, it is all
Within the spirit and principles in the present invention, any omission, modification, equivalent replacement, improvement for being made etc. be should be included in of the invention
Within protection scope.
Claims (10)
1. a kind of communication system for realizing indoor radio signal covering characterized by comprising be respectively arranged at air-conditioning system
Outdoor unit ODU and indoor unit IDU in outdoor unit, indoor unit；Wherein,
The ODU is used for according to the operating mode of current setting, by from the received downlink signal in base station of core net or outdoor into
It is sent to the IDU after row respective handling, and the IDU signal sent is converted into uplink signal to the core net or outdoor
Base station send；
Signal progress base band signal process that the IDU is used to send the ODU is converted to after radiofrequency signal in indoor progress
Wireless transmission, and the radiofrequency signal of received indoor wireless terminal transmission is converted into baseband signal and is passed through at baseband signal
The ODU is sent to after reason；
Wherein, the signal transmssion line between the ODU and IDU is between outdoor unit and indoor unit by the air-conditioning system
What wiring conduit was laid.
2. communication system according to claim 1, which is characterized in that
The ODU is specifically used for when the operating mode of current setting is base station mode, will be from the received downlink of core net
Signal is sent to the IDU after upper-layer protocol signal processing, and the signal that IDU is sent is after upper-layer protocol signal processing
Uplink signal is generated to send to the core net.
3. communication system according to claim 1, which is characterized in that
The ODU is specifically used for when the operating mode of current setting is repeater mode, will be from the outdoor received downlink in base station
Radiofrequency signal be converted to core network interface signal and be sent to the IDU after upper-layer protocol signal processing, and will be from institute
State the core network interface signal that IDU received signal is obtained through upper-layer protocol signal processing be converted to uplink radiofrequency signal it is backward
The base station is sent.
4. communication system according to claim 1, which is characterized in that
The ODU is specifically used for when the operating mode of current setting is repeater mode, by from outdoor base station it is received under
Capable radiofrequency signal is converted to baseband signal and is sent to the IDU after base band signal process, upper-layer protocol signal processing, with
And by from the IDU received signal through upper-layer protocol signal processing, base band signal process and the radiofrequency signal for being converted to uplink
It is sent afterwards to the base station.
5. communication system according to claim 1 to 4, which is characterized in that the ODU is specifically included: first antenna,
The communications module of radio bearer, wired bearer network interface unit, control unit and IDU interface unit；Wherein,
Wired bearer network interface unit is for providing interface and the driving of wired bearer network；
The communications module of the radio bearer is used to connect when the operating mode of current setting is repeater mode by first antenna
After receiving the radiofrequency signal that outdoor base station is sent, received radiofrequency signal is converted to be sent to after core network interface signal it is described
Control unit, and after radiofrequency signal being converted to from the received core network interface signal of described control unit through first antenna to
The base station is sent；
Described control unit is used for when the operating mode of current setting is repeater mode, by the communications module of the radio bearer
The signal of transmission is sent to the IDU by the IDU interface unit after upper-layer protocol signal processing, and will be by described
IDU interface unit is sent to the communication mould of the radio bearer from the IDU received signal after upper-layer protocol signal processing
Group；And when the operating mode of current setting is base station mode, by wired bearer network interface unit from core net
Down link signal is received, received down link signal is sent to the IDU after upper-layer protocol signal processing, and will
The signal that IDU is sent generates uplink signal by wired bearer network interface unit after upper-layer protocol signal processing
It is sent to the core net；
The IDU interface unit is used to be connected to the IDU by the signal transmssion line, and described control unit is assisted through high level
Signal after view signal processing is sent to the IDU, or receives signal from the IDU.
6. communication system according to claim 1 to 4, which is characterized in that the ODU is specifically included: first antenna,
The communications module of radio bearer, wired bearer network interface unit, control unit and IDU interface unit；Wherein,
Wired bearer network interface unit is for providing interface and the driving of wired bearer network；
The communications module of the radio bearer is used to pass through first antenna when the operating mode of current setting is repeater mode
After receiving the radiofrequency signal that the base station is sent, received radiofrequency signal is converted into baseband signal and after base band signal process
Be sent to described control unit, and will from described control unit received signal through base band signal process, be converted to radio frequency letter
It is sent through first antenna to the base station after number；
Described control unit is used for when the operating mode of current setting is repeater mode, by the communication mould of the radio bearer
The signal that group is sent is sent to the IDU by the IDU interface unit after upper-layer protocol signal processing, and will pass through institute
State the communication that IDU interface unit is sent to the radio bearer from the IDU received signal after upper-layer protocol signal processing
Mould group；And when the operating mode of current setting is base station mode, by wired bearer network interface unit from core
Net receives down link signal, and received down link signal is sent to the IDU after upper-layer protocol signal processing, and
The signal that IDU is sent generates uplink letter by wired bearer network interface unit after upper-layer protocol signal processing
Number to the core net send；
The IDU interface unit is used to be connected to the IDU by the signal transmssion line, and described control unit is assisted through high level
Signal after view signal processing is sent to the IDU, or receives signal from the IDU.
7. communication system according to claim 1 to 4, which is characterized in that the ODU is specifically included: first antenna,
Communications module, control unit and the IDU interface unit of radio bearer；Wherein,
The communications module of the radio bearer is used to connect when the operating mode of current setting is repeater mode by first antenna
After receiving the radiofrequency signal that outdoor base station is sent, received radiofrequency signal is converted to be sent to after core network interface signal it is described
Control unit, and after radiofrequency signal being converted to from the received core network interface signal of described control unit through first antenna to
The base station is sent；And the operating mode of current setting be repeater mode when, pass through the base station outside first antenna receiving chamber
After the radiofrequency signal of transmission, received radiofrequency signal is converted into baseband signal and is sent to the control after base band signal process
Unit processed, and will from described control unit received signal through base band signal process, be converted to radiofrequency signal after through first day
Line is sent to the base station；
Described control unit is used to wirelessly hold when the operating mode of current setting is repeater mode or repeater mode by described
The signal that the communications module of load is sent is sent to the IDU by the IDU interface unit after upper-layer protocol signal processing, with
And it will be sent to after upper-layer protocol signal processing by the IDU interface unit from the IDU received signal described wireless
The communications module of carrying；
The IDU interface unit is connected to the IDU by the signal transmssion line, for assisting described control unit through high level
Signal after view signal processing is sent to the IDU, or receives signal from the IDU.
8. communication system according to claim 7, which is characterized in that the ODU further include:
Wired bearer network interface unit, for providing interface and the driving of wired bearer network；And
Described control unit is also used to connect when the operating mode of current setting is base station mode by wired bearer network
Mouth unit receives down link signal from core net, and received down link signal is sent to after upper-layer protocol signal processing
The IDU, and the signal that IDU is sent are raw by wired bearer network interface unit after upper-layer protocol signal processing
It is sent at uplink signal to the core net.
9. communication system according to claim 7 or 8, which is characterized in that the communications module of the radio bearer is specifically wrapped
Include following subelement: scheme control subelement, radio frequency subelement, base band signal process subelement and upper-layer protocol signal processing
Subelement；And
Described control unit is also used to for the operating mode of current setting to be sent to the scheme control subelement；
The radio frequency subelement will be for that will be converted to baseband signal hair from the received radiofrequency signal in the base station by first antenna
Give the base band signal process subelement；
The baseband signal that the base band signal process subelement is used to convert the radio frequency subelement carries out base band signal process
After export；
The scheme control subelement is used for when the operating mode of current setting is repeater mode, by the base band signal process
The signal of subelement output is sent to the upper-layer protocol signal processing subelement, and upper-layer protocol signal processing is single
The signal of member output is sent to described control unit；It, will be described and when the operating mode of current setting is repeater mode
The signal of base band signal process subelement output is transmitted directly to described control unit；
The signal that the upper-layer protocol signal processing subelement is used to export the base band signal process subelement carries out high-rise
Protocol signal processing.
10. a kind of air-conditioning system, including outdoor unit and indoor unit, which is characterized in that
Be respectively set in the outdoor unit and indoor unit the ODU in the communication system any just like claim 1-9 and
IDU。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811212500.6A CN109412672A (en) | 2018-10-18 | 2018-10-18 | Realize the communication system and air-conditioning system of indoor radio signal covering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811212500.6A CN109412672A (en) | 2018-10-18 | 2018-10-18 | Realize the communication system and air-conditioning system of indoor radio signal covering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109412672A true CN109412672A (en) | 2019-03-01 |
Family
ID=65467553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811212500.6A Pending CN109412672A (en) | 2018-10-18 | 2018-10-18 | Realize the communication system and air-conditioning system of indoor radio signal covering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109412672A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109981173A (en) * | 2019-03-26 | 2019-07-05 | 蔡庆华 | Depth covers system and method in a kind of 5G network room |
| CN113286382A (en) * | 2020-02-20 | 2021-08-20 | 华为技术有限公司 | Indoor and outdoor split type household electrical appliance |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0724339A2 (en) * | 1995-01-27 | 1996-07-31 | NEC Corporation | Mobile satellite communication terminal |
| JP2003188884A (en) * | 2001-12-20 | 2003-07-04 | Toshiba Corp | Radio access system |
| CN101106766A (en) * | 2007-07-18 | 2008-01-16 | 华为技术有限公司 | Indoor unit and outdoor unit for distributed base station and distributed base station |
| CN101237631A (en) * | 2007-01-30 | 2008-08-06 | 杰脉通信技术(上海)有限公司 | TD-SCDMA mobile communication method and TD-SCDMA wireless indoor base station |
| CN101321010A (en) * | 2008-03-07 | 2008-12-10 | 深圳国人通信有限公司 | Digital covering method and system |
| CN101835287A (en) * | 2009-03-12 | 2010-09-15 | 华为技术有限公司 | Method and device for realizing functions of dual-mode base station, and dual-mode base station equipment |
| CN106211369A (en) * | 2016-08-31 | 2016-12-07 | 张艳 | Base station equipment and electric power system thereof and the installation method of base station equipment |
-
2018
- 2018-10-18 CN CN201811212500.6A patent/CN109412672A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0724339A2 (en) * | 1995-01-27 | 1996-07-31 | NEC Corporation | Mobile satellite communication terminal |
| JP2003188884A (en) * | 2001-12-20 | 2003-07-04 | Toshiba Corp | Radio access system |
| CN101237631A (en) * | 2007-01-30 | 2008-08-06 | 杰脉通信技术(上海)有限公司 | TD-SCDMA mobile communication method and TD-SCDMA wireless indoor base station |
| CN101106766A (en) * | 2007-07-18 | 2008-01-16 | 华为技术有限公司 | Indoor unit and outdoor unit for distributed base station and distributed base station |
| CN101321010A (en) * | 2008-03-07 | 2008-12-10 | 深圳国人通信有限公司 | Digital covering method and system |
| CN101835287A (en) * | 2009-03-12 | 2010-09-15 | 华为技术有限公司 | Method and device for realizing functions of dual-mode base station, and dual-mode base station equipment |
| CN106211369A (en) * | 2016-08-31 | 2016-12-07 | 张艳 | Base station equipment and electric power system thereof and the installation method of base station equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109981173A (en) * | 2019-03-26 | 2019-07-05 | 蔡庆华 | Depth covers system and method in a kind of 5G network room |
| CN113286382A (en) * | 2020-02-20 | 2021-08-20 | 华为技术有限公司 | Indoor and outdoor split type household electrical appliance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108494824B (en) | Network architecture and networking method for Internet of things | |
| CN110072243A (en) | A kind of method and system enhancing 5G mobile broadband covering scene | |
| CN105874824A (en) | Network switch for a distributed antenna network | |
| CN105210409B (en) | Method and apparatus for controlling the signal path of radio communication | |
| CN109412672A (en) | Realize the communication system and air-conditioning system of indoor radio signal covering | |
| Tonini et al. | Radio and transport planning of centralized radio architectures in 5G indoor scenarios | |
| CN102231885B (en) | Multifunctional micro-power indoor distributed system | |
| JP4163858B2 (en) | Method and apparatus in a transmitter and receiver unit in a mobile telephone system | |
| JP2006516840A (en) | Relay communication device, communication method, and mobile communication system using the device and method | |
| CN100461925C (en) | Repeater operation maintenance method and system in mobile communication system | |
| CN104735628B (en) | A kind of wireless support member system and method in the special area scene of a fire | |
| CN109442684A (en) | Realize the wireless repeater and air-conditioning system of indoor radio signal covering | |
| CN106571931A (en) | Indoor distribution system and work method thereof | |
| CN104936197A (en) | Mobile communication micropower digital multipoint indoor coverage system | |
| CN111586704A (en) | System for carry out indoor degree of depth of 5G and cover based on coaxial cable | |
| CN109525297A (en) | Realize repeater and the air-conditioning system of indoor radio signal covering | |
| CN109495123A (en) | Realize base station and the air-conditioning system of indoor radio signal covering | |
| CN201682618U (en) | Microwave integrated coverage equipment | |
| CN210609177U (en) | Unmanned aerial vehicle communication system, unmanned aerial vehicle roaming base station and remote terminal equipment station | |
| CN201226518Y (en) | Frequency shift companding relay station and relay device | |
| CN109413765B (en) | Extendible capacity formula access device and digital fiber compartment system, the dilatation switching method for utilizing it | |
| CN103634943B (en) | A kind of WiFi cut-in methods and device | |
| CN206993419U (en) | On-site wireless mesh network systems | |
| CN205071318U (en) | Distributing type radio signal controllable system | |
| CN112040426A (en) | Single carrier ad hoc network communication method and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190301 |
|
| RJ01 | Rejection of invention patent application after publication |