CN208508914U - A kind of elevator mobile communication cladding system - Google Patents
A kind of elevator mobile communication cladding system Download PDFInfo
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- CN208508914U CN208508914U CN201820884464.7U CN201820884464U CN208508914U CN 208508914 U CN208508914 U CN 208508914U CN 201820884464 U CN201820884464 U CN 201820884464U CN 208508914 U CN208508914 U CN 208508914U
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Abstract
The utility model embodiment provides a kind of elevator mobile communication cladding system.Device includes: host equipment and slave devices；The host equipment is set to the outside of the well headroom of elevator, optimal frequency band signals is determined in the radiofrequency signal that the base station received is sent, and be sent to the slave devices after the optimal frequency band signals are converted to alien frequencies signal；The slave devices are set to the outside of the car top of the elevator, are wirelessly connected with the host equipment, by the alien frequencies signals revivification to be sent to the cab interior after the optimal frequency band signals, to realize the mobile communication covering of the elevator.By the setting of host equipment and slave devices, installation, the maintenance difficulties of elevator mobile communication cladding system are reduced, and ensure that safety when elevator operation.
Description
Technical field
The utility model embodiment is related to elevator mobile communication soverlay technique field more particularly to a kind of elevator mobile communication
Cladding system.
Background technique
With the fast development of mobile communication, mobile subscriber is skyrocketed through, and is wanted to the covering of traffic density and movable signal
Ask also constantly rising.But the development in city also also results in that skyscraper is more and more, these architectural scales are big, high-quality,
There is very strong shielding action to movable signal.In the elevator of building, since hoistway wall is thick and heavy, carriage is mostly metal
Body, signal decaying is serious, and mobile communication signal is weak, mobile phone can not normal use, form the blind area and shadow region of mobile communication,
This just needs network operator to exclusively carry out the network optimization specifically for elevator covering.
Fig. 1 is elevator model schematic diagram, as shown in Figure 1, element relevant to elevator covering includes hoistway 1, carriage 2, well
Four part such as wall 3 and well headroom 4.
Elevator mobile communication cladding system is the supplement and extension of macro base station and microcellulor, is that mobile communication is indispensable
Component part has and overcomes the shielding action of building masonry wall, carriage metal to signal；Caused by adaptive elevator high-speed cruising
The effects of signal level is fluctuated, the user that final purpose is to ensure that in carriage 2 ran with carriage 2 along about 1 hoistway
Cheng Zhongneng normally carries out mobile communication business.
Fig. 2 is the structural schematic diagram of elevator mobile communication cladding system in the prior art, as shown in Fig. 2, device is included in
The low-power equipment 61 installed in carriage 2, the covering antenna 62 in carriage 2, retinue cable 63 and for fixed random line cable
63 card line device 64.Wherein, retinue cable 63 draws from well headroom 4 connects base station signal, and signal is given and is mounted on carriage 2
On low-power equipment 61, low-power equipment 61 to wireless communication signals amplify processing after by covering antenna 62 complete pair
Carriage 2 in user signal covering.
When being covered using the device in Fig. 2 to elevator, signal is more stable, but cable 63 of accompanying needs multiple card lines
Device 64, difficulties in installation and maintenance is big, and there are some potential safety problemss for normal operation up and down of the retinue cable 63 to carriage 2.
Utility model content
The utility model embodiment provides a kind of elevator mobile communication cladding system, to solve elevator shifting in the prior art
The installation of dynamic communication overlay device, maintenance difficulties are big and security risk high defect when elevator is run, and reduce installation, dimension
Difficulty is protected, and ensure that safety when elevator operation.
The utility model embodiment provides a kind of elevator mobile communication cladding system, comprising: host equipment and slave devices；
The host equipment is set to the outside of the well headroom of elevator, in the radiofrequency signal that the base station received is sent
The middle optimal frequency band signals of determination, and the slave devices are sent to after the optimal frequency band signals are converted to alien frequencies signal；
The slave devices are set to the outside of the car top of the elevator, are wirelessly connected with the host equipment, will
For the alien frequencies signals revivification to be sent to the cab interior after the optimal frequency band signals, the movement to realize the elevator is logical
Letter covering；
Wherein, the optimal frequency band signals are top-quality frequency band signals in the radiofrequency signal, the alien frequencies signal
To exclude any frequency range signal after the optimal frequency band signals in the radiofrequency signal.
Preferably, the slave devices also receive the optimal frequency band signals that the user of the cab interior sends, and by institute
It states after optimal frequency band signals are converted to alien frequencies signal and is sent to the host equipment；Correspondingly,
The host equipment also receives the alien frequencies signal, and the alien frequencies signal is converted to the optimal frequency band signals
After be sent to the base station.
Preferably, described device further include:
First antenna, the second antenna, third antenna and the 4th antenna；Wherein,
The first antenna is set to the outside of the well headroom, is connect with the host equipment by cable, receives
The radiofrequency signal that the base station is sent, and the radiofrequency signal is sent to the host equipment；
Second antenna, is set to the inside of the well headroom, is connect with the host equipment by cable, receives
The host equipment sends alien frequencies signal, and the alien frequencies signal is sent to the third antenna；
The third antenna is set to the outside of the car top, is connect with the slave devices by cable, by institute
It states alien frequencies signal and is sent to the slave devices；
4th antenna, is set to the inside of the car top, is connect with the slave devices by cable, receives
The optimal frequency band signals that the slave devices are sent, and the optimal frequency band signals are sent to the cab interior.
Preferably, the 4th antenna also receives the optimal frequency band signals that the user of the cab interior sends, and by institute
It states optimal frequency band signals and is sent to the slave devices；Correspondingly,
The third antenna also receives the alien frequencies signal that the slave devices are sent, and the alien frequencies signal is sent to
Second antenna；
The alien frequencies signal is also sent to the host equipment by second antenna；
The first antenna also receives the optimal frequency band signals that the host equipment is sent, and the optimal frequency range is believed
Number it is sent to the base station.
Preferably, the host equipment includes:
First frequency selecting module, the first downlink control unit, second frequency selecting module and the first upload control unit；
Wherein, the input terminal of the first downlink control unit is electrically connected with the first frequency selecting module, output end and described the
The electrical connection of two frequency-selecting modules；The input terminal of the first upload control unit is electrically connected with the second frequency selecting module
It connects, output end is electrically connected with the first frequency selecting module；
The first frequency selecting module obtains multiple frequency band signals in the radiofrequency signal, and determination is described optimal
Frequency band signals；
The optimal frequency band signals are converted to the alien frequencies signal by the first downlink control unit, and by described
Second frequency selecting module is sent to the slave devices；
The second frequency selecting module receives the alien frequencies signal that the slave devices are sent, and is sent to described first
Upload control unit；
The alien frequencies signal is converted to the optimal frequency band signals by the first upload control unit, and by described
First frequency selecting module is sent to the base station.
Preferably, the slave devices include:
Third frequency-selecting module, the second downlink control unit, the 4th frequency-selecting module and the second upload control unit；
Wherein, the input terminal of the second downlink control unit is electrically connected with the third frequency-selecting module, output end and described the
The electrical connection of four frequency-selecting modules；The input terminal of the second upload control unit is electrically connected with the 4th frequency-selecting module
It connects, output end is electrically connected with the third frequency-selecting module；
The third frequency-selecting module receives the alien frequencies signal that the host equipment is sent, and is sent to described second
Downlink control unit；
The alien frequencies signal is converted to the optimal frequency band signals by the second downlink control unit, and by described
4th frequency-selecting module is sent to the cab interior；
4th frequency-selecting module, receives the optimal frequency band signals that the user sends, and by the optimal frequency range
Signal is sent to the second upload control unit；
The optimal frequency band signals are reduced to the alien frequencies signal by the second upload control unit, and by described
Third frequency-selecting module is sent to the host equipment.
Preferably, the host equipment further include:
Be arranged in multiple filters between the first frequency selecting module and the first downlink control unit and with it is every
The low-noise amplifier of one filter electrical connection；
Be arranged in multiple filters between the first downlink control unit and the second frequency selecting module and with it is every
The power amplifier of one filter electrical connection；
Be arranged in multiple filters between the second frequency selecting module and the first upload control unit and with it is every
The low-noise amplifier of one filter electrical connection；
Be arranged in multiple filters between the first upload control unit and the first frequency selecting module and with it is every
The power amplifier of one filter electrical connection.
Preferably, the slave devices further include:
Be arranged in multiple filters between the third frequency-selecting module and the second downlink control unit and with it is every
The low-noise amplifier of one filter electrical connection；
Be arranged in multiple filters between the second downlink control unit and the 4th frequency-selecting module and with it is every
The power amplifier of one filter electrical connection；
Be arranged in multiple filters between the 4th frequency-selecting module and the second upload control unit and with it is every
The low-noise amplifier of one filter electrical connection；
Be arranged in multiple filters between the second upload control unit and the third frequency-selecting module and with it is every
The power amplifier of one filter electrical connection.
A kind of elevator mobile communication cladding system provided by the embodiment of the utility model, between host equipment and slave devices
Mode is communicated by wireless communication, therefore, compared to traditional retinue carriage coverage mode, eliminates retinue cable, no
The use for only avoiding multiple card line devices of fixed random line cable, reduces difficulties in installation and maintenance, also reduces by accompanying
Security risk caused by normal operation up and down of the cable to carriage.Also, the radiofrequency signal that device energy intelligent recognition receives
Frequency range simultaneously determines optimal frequency band signals, and wireless signal transmission has been used with optimal frequency band signals not between host equipment and slave devices
Same alien frequencies section is transmitted, it is therefore prevented that as isolation between antennas not enough equipment self-excitation caused by equipment high gain, is reduced
Project installation difficulty, reduces antenna requirement.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is elevator model schematic diagram；
Fig. 2 is the structural schematic diagram of elevator mobile communication cladding system in the prior art；
Fig. 3 is a kind of elevator mobile communication cladding system example structure schematic diagram of the utility model；
Fig. 4 is a kind of another example structure schematic diagram of elevator mobile communication cladding system of the utility model；
Fig. 5 is host equipment structure chart；
Fig. 6 is slave devices structure chart；
Wherein,
1- hoistway；2- carriage；The 3- borehole wall；
4- well headroom；61- low-power equipment；62- covers antenna；
63- retinue cable；64- card line device；82- host equipment；
85- slave devices；81- first antenna；The second antenna of 83-；
84- third antenna；The 4th antenna of 86-；811- first frequency selecting module；
The first filter module of 812-；The first LNA module of 813-；814- the first downlink control unit；
The first PA module of 815-；816- the first upload control unit；817- second frequency selecting module；
851- third frequency-selecting module；The second filter module of 852-；The 2nd LNA module of 853-；
854- the second downlink control unit；The 2nd PA module of 855-；856- the second upload control unit；
The 4th frequency-selecting module of 857-.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Fig. 3 is a kind of elevator mobile communication cladding system example structure schematic diagram of the utility model, as shown in figure 3, should
Device includes:
Host equipment 82 and slave devices 85.The host equipment 82 is set to the outside of the well headroom 4 of elevator,
Optimal frequency band signals are determined in the radiofrequency signal that the base station received is sent, and the optimal frequency band signals are converted into alien frequencies letter
The slave devices 85 are sent to after number.The slave devices 85 are set to the outside at 2 top of carriage of the elevator, with institute
The wireless connection of host equipment 82 is stated, the alien frequencies signals revivification is sent in the carriage 2 after the optimal frequency band signals
Portion, to realize the mobile communication covering of the elevator.Wherein, the optimal frequency band signals are best in quality in the radiofrequency signal
Frequency band signals, the alien frequencies signal be the radiofrequency signal in exclude any frequency range signal after the optimal frequency band signals.
Specifically, host equipment 82 on startup can switching channel, one by one to each frequency band signals intensity of radiofrequency signal and
Quality is identified, similar to the signal behavior strategy of multimode terminal, determines optimal frequency band signals namely top-quality frequency
Section.
It should be noted that the signal of multiple frequency ranges usually is contained in radiofrequency signal, and for 4G standard LTE, LTE
Frequency range it is very more, LTE FDD shares 22 frequency ranges, marked as 1~22, wherein in addition to label 15 and 16 frequency range as retain
Frequency range does not define outside frequency range, other frequency ranges all provide there is frequency range.And LTE TDD shares 9 frequency ranges, marked as 33
~41, current LTE points are four frequency ranges at home: A frequency range, D frequency range, E frequency range and F-band, their frequency range are followed successively by
2010MHz~2025MHz, 2570MHz~2620MHz and 2320MHz~2370MHz (2300MHz~2400MHz), 1880MHz
~1920MHz is respectively corresponded in the world marked as 34,38,40 and 39 frequency ranges.
For example, including tri- frequency band signals of D, E, F in the radiofrequency signal that host equipment 82 receives, then radio frequency is believed one by one
Number each frequency band signals intensity and quality identified, however, it is determined that D frequency band signals are best in quality, then digitize D frequency band signals
After carry out Digital Signal Processing, to generate E frequency band signals or F-band signal.If generating F-band signal, generate comprising optimal
Frequency band signals are the control information of D frequency band signals, and F-band signal and control information are sent jointly to slave devices, so that
F-band signals revivification will be according to the control information D frequency band signals by slave devices.It should be noted that reduction process are as follows: by F
Digital Signal Processing is carried out after frequency band signals digitlization, to generate D frequency band signals.
Specifically, the purpose that the outside of the well headroom 4 of elevator is arranged in host equipment 82 is to receive what base station was sent
Radiofrequency signal, wherein sending method can be wired mode, or wireless mode.Elevator is arranged in slave devices 85
What the purpose in the outside at the top of carriage 2 was that receiving host equipment 82 sends carry out that treated to the radiofrequency signal, and alien frequencies is believed
Number, wherein sending method is wireless mode.
Due to wirelessly being communicated between host equipment 82 and slave devices 85, the hoistway 1 of elevator
In avoid retinue cable and fixed random line cable card line device use, reduce the difficulty of installation and maintenance, and improve
Safety when elevator operation.
It should be noted that since mode is communicated by wireless communication between host equipment 82 and slave devices 85,
Therefore, compared to traditional retinue carriage coverage mode, retinue cable is eliminated, not only avoids the multiple of fixed random line cable
The use of card line device reduces difficulties in installation and maintenance, and reduces and made by retinue cable to the normal operation up and down of carriage 2
At security risk.
Also, frequency range and the determination for the radiofrequency signal that device energy intelligent recognition provided by the embodiment of the utility model receives
Optimal frequency band signals, wireless signal transmission has used different from optimal frequency band signals different between host equipment 82 and slave devices 85
Frequency range is transmitted, it is therefore prevented that as isolation between antennas not enough equipment self-excitation caused by equipment high gain, reduces engineering
Installation difficulty reduces antenna requirement.
Device provided by the embodiment of the utility model reduces electricity by the setting of host equipment 82 and slave devices 85
The installation of terraced mobile communication cladding system, maintenance difficulties, and ensure that safety when elevator operation.
Based on the above embodiment, the optimal frequency range letter that the user that the slave devices 85 also receive the cab interior sends
Number, and the host equipment 82 is sent to after the optimal frequency band signals are converted to alien frequencies signal；Correspondingly, the host is set
Standby 82 also receive the alien frequencies signal, and are sent to the base after the alien frequencies signal is converted to the optimal frequency band signals
It stands.
Premise existing for the utility model embodiment is to have realized mobile communication all standing in carriage.It has been realized in carriage
In the case where mobile communication all standing, the user in carriage can be with upstream signals.It should be noted that the utility model is real
It is similar with the process of downstream transmission signals in above-described embodiment to apply the process of upstream signals in example, the utility model embodiment
This is repeated no more.
Fig. 4 is a kind of another example structure schematic diagram of elevator mobile communication cladding system of the utility model, such as Fig. 4 institute
Show, the device is on the basis of the above embodiments, further includes:
First antenna 81, the second antenna 83, third antenna 84 and the 4th antenna 86；Wherein:
The first antenna 81 is set to the outside of the well headroom 4, is connected with the host equipment 82 by cable
It connects, receives the radiofrequency signal that the base station is sent, and the radiofrequency signal is sent to the host equipment 82.Described second day
Line 83 is set to the inside of the well headroom 4, is connect with the host equipment 82 by cable, receives the host equipment
82 send alien frequencies signal, and the alien frequencies signal is sent to the third antenna 84.The third antenna 84 is set to described
The outside at 2 top of carriage, is connect by cable with the slave devices 85, the alien frequencies signal is sent to the slave devices
85.4th antenna 86 is set to the inside at 2 top of carriage, is connect, received by cable with the slave devices 85
The optimal frequency band signals that the slave devices 85 are sent, and the optimal frequency band signals are sent to inside the carriage 2.
It should be noted that the second antenna 83 and third antenna 84 are respectively positioned on inside hoistway 1, the communication between two antennas
Mode is wireless communication, therefore, compared to traditional retinue carriage coverage mode, eliminates retinue cable, is not only avoided solid
Surely the use of multiple card line devices of retinue cable, reduces difficulties in installation and maintenance, and reduce by retinue cable to carriage 2
It is normal up and down operation caused by security risk.
Based on the above embodiment, the optimal frequency range letter that the user that the 4th antenna 86 also receives the cab interior sends
Number, and the optimal frequency band signals are sent to the slave devices；Correspondingly, the third antenna 84, also receive it is described from
The alien frequencies signal that machine equipment is sent, and the alien frequencies signal is sent to second antenna 83.Second antenna 83 will also
The alien frequencies signal is sent to the host equipment.The first antenna 81 also receives the optimal frequency that the host equipment is sent
Segment signal, and the optimal frequency band signals are sent to the base station.
It should be noted that the utility model embodiment is specially to illustrate each antenna during the uplink of signal
Effect.
Host equipment is further described in the utility model embodiment, and host equipment includes:
First frequency selecting module, the first downlink control unit, second frequency selecting module and the first upload control unit；
Wherein, the input terminal of the first downlink control unit is electrically connected with the first frequency selecting module, output end and described the
The electrical connection of two frequency-selecting modules；The input terminal of the first upload control unit is electrically connected with the second frequency selecting module
It connects, output end is electrically connected with the first frequency selecting module.
The first frequency selecting module obtains multiple frequency band signals in the radiofrequency signal, and determination is described optimal
Frequency band signals.
The optimal frequency band signals are converted to the alien frequencies signal by the first downlink control unit, and by described
Second frequency selecting module is sent to the slave devices.
The second frequency selecting module receives the alien frequencies signal that the slave devices are sent, and is sent to described first
Upload control unit.
The alien frequencies signal is converted to the optimal frequency band signals by the first upload control unit, and by described
First frequency selecting module is sent to the base station.
Based on the above embodiment, slave devices are further described in the utility model embodiment, and slave devices include:
Third frequency-selecting module, the second downlink control unit, the 4th frequency-selecting module and the second upload control unit；
Wherein, the input terminal of the second downlink control unit is electrically connected with the third frequency-selecting module, output end and described the
The electrical connection of four frequency-selecting modules；The input terminal of the second upload control unit is electrically connected with the 4th frequency-selecting module
It connects, output end is electrically connected with the third frequency-selecting module.
The third frequency-selecting module receives the alien frequencies signal that the host equipment is sent, and is sent to described second
Downlink control unit.
The alien frequencies signal is converted to the optimal frequency band signals by the second downlink control unit, and by described
4th frequency-selecting module is sent to the cab interior.
4th frequency-selecting module, receives the optimal frequency band signals that the user sends, and by the optimal frequency range
Signal is sent to the second upload control unit.
The optimal frequency band signals are reduced to the alien frequencies signal, and are sent to institute by the second upload control unit
State host equipment.
Based on the above embodiment, host equipment is further described in the utility model embodiment, and host equipment also wraps
It includes:
Be arranged in multiple filters between the first frequency selecting module and the first downlink control unit and with it is every
The low-noise amplifier of one filter electrical connection.
Be arranged in multiple filters between the first downlink control unit and the second frequency selecting module and with it is every
The power amplifier of one filter electrical connection.
Be arranged in multiple filters between the second frequency selecting module and the first upload control unit and with it is every
The low-noise amplifier of one filter electrical connection.
Be arranged in multiple filters between the first upload control unit and the first frequency selecting module and with it is every
The power amplifier of one filter electrical connection.
Specifically, Fig. 5 be host equipment structure chart, as shown in figure 5, host equipment 82 by first frequency selecting module 811,
First filter module 812, the first LNA module 813, the first downlink control unit 814, the first PA module 815, the first upload control
The part such as unit 816 and second frequency selecting module 817 forms.
For the transmission process of downlink signal, the workflow of host equipment are as follows: the base station that first antenna 81 will receive
The radiofrequency signal of transmission is sent to the first frequency selecting module 811 of host equipment 82, and first frequency selecting module 811 is right one by one
Each frequency band signals intensity and quality are identified, determine optimal frequency band signals.In Fig. 5, radiofrequency signal includes tri- frequencies of D, E, F
Segment signal, and determine that D frequency band signals are optimal frequency band signals.Then D frequency band signals are sent to by first frequency selecting module 811
One filter module 812, D frequency band signals are carried out with the inhibition of band stray signal and is filtered out.Then, by filtered D frequency range
Signal is sent into the first LNA module 813, and to carry out prime low noise amplification to D frequency band signals, the reception for improving system is sensitive
Degree.Then, the D frequency band signals after progress prime low noise amplification are sent into the first downlink control unit 814, D frequency range is believed
Digital Signal Processing is carried out after number digitlization, generates F-band signal and F-band signal is simultaneously sent into the first PA module 815, to realize
Power amplification is carried out to F-band signal.Then, the F-band signal after progress power amplification is sent into second frequency selecting module
In 817, wherein the output end of second frequency selecting module 817 is connected with the second antenna 83, and second frequency selecting module exports F frequency
Segment signal is simultaneously sent to slave devices by the second antenna 83.It should be noted that second frequency selecting module 817 is practical at this
It is only used as transmission channel in new embodiment.
The transmission process of uplink signal is similar with the transmission process of above-mentioned downlink signal, the utility model embodiment to this not
It repeats again.
Based on the above embodiment, host equipment is further described in the utility model embodiment, and slave devices also wrap
It includes:
Be arranged in multiple filters between the third frequency-selecting module and the second downlink control unit and with it is every
The low-noise amplifier of one filter electrical connection.
Be arranged in multiple filters between the second downlink control unit and the 4th frequency-selecting module and with it is every
The power amplifier of one filter electrical connection.
Be arranged in multiple filters between the 4th frequency-selecting module and the second upload control unit and with it is every
The low-noise amplifier of one filter electrical connection.
Be arranged in multiple filters between the second upload control unit and the third frequency-selecting module and with it is every
The power amplifier of one filter electrical connection.
Specifically, Fig. 6 be slave devices structure chart, as shown in fig. 6, slave devices 85 by third frequency-selecting module 851,
Second filter module 852, the 2nd LNA module 853, the second downlink control unit 854, the 2nd PA module 855, the second upload control
The part such as unit 856 and the 4th frequency-selecting module 857 forms.
Still the transmission process of downlink signal is illustrated, the workflow of slave devices are as follows: third antenna 84 will
The F-band signal received is sent to the third frequency-selecting module 851 of slave devices 85, and third frequency-selecting module 851 will
The F-band signal received is sent into the second filter module 852, to carry out the inhibition and filter of band stray signal to F-band signal
It removes.Then, filtered F-band signal is sent into the 2nd LNA module 853, is put with carrying out prime low noise to F-band signal
Greatly, the receiving sensitivity of system is improved.Then, the F-band signal after progress prime low noise amplification is sent into the second downlink control
Unit 814 processed will carry out Digital Signal Processing after the digitlization of F-band signal, generate D frequency band signals and send D frequency band signals
Enter the 2nd PA module 855, power amplification is carried out to D frequency band signals to realize.Then, the D frequency range after progress power amplification is believed
It number is sent into the 4th frequency-selecting module 857, wherein the output end of the 4th frequency-selecting module 857 is connected with the 4th antenna 86, and the
Four frequency-selecting modules output D frequency band signals are simultaneously sent to cab interior by the second antenna 86, to realize the shifting of the elevator
Dynamic communication overlay.It should be noted that third frequency-selecting module 851 and the 4th frequency-selecting module 857 are in the utility model
It is only used as transmission channel in embodiment.
To sum up, a kind of elevator mobile communication cladding system provided by the embodiment of the utility model has as follows
The utility model has the advantages that
Frequency range is converted between host equipment and slave devices, reduces antenna while improving system gain
Between insulated degree requirement；Host equipment can the top-quality frequency range of optimum selecting covered, frequency spectrum is cleaner, and user experience is more
It is good；Transmission frequency between host equipment and slave devices is still frequency point inside operator, avoids frequency spectrum and abuses and thus produce
Raw spatial frequency spectrum interference；Using slave two-stage active cell, system gain is high, covers story height.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (8)
1. a kind of elevator mobile communication cladding system characterized by comprising host equipment and slave devices；
The host equipment is set to the outside of the well headroom of elevator, in the radiofrequency signal that the base station received is sent really
Fixed optimal frequency band signals, and the slave devices are sent to after the optimal frequency band signals are converted to alien frequencies signal；
The slave devices are set to the outside of the car top of the elevator, are wirelessly connected with the host equipment, will be described
Alien frequencies signals revivification is is sent to the cab interior after the optimal frequency band signals, to realize that the mobile communication of the elevator is covered
Lid；
Wherein, the optimal frequency band signals are top-quality frequency band signals in the radiofrequency signal, and the alien frequencies signal is institute
State any frequency range signal after excluding the optimal frequency band signals in radiofrequency signal.
2. the apparatus according to claim 1, which is characterized in that the slave devices also receive the user of the cab interior
The optimal frequency band signals sent, and the host equipment is sent to after the optimal frequency band signals are converted to alien frequencies signal；Phase
Ying Di,
The host equipment also receives the alien frequencies signal, and sends out after the alien frequencies signal is converted to the optimal frequency band signals
It send to the base station.
3. the apparatus of claim 2, which is characterized in that further include:
First antenna, the second antenna, third antenna and the 4th antenna；Wherein,
The first antenna is set to the outside of the well headroom, is connect with the host equipment by cable, described in reception
The radiofrequency signal that base station is sent, and the radiofrequency signal is sent to the host equipment；
Second antenna, is set to the inside of the well headroom, is connect with the host equipment by cable, described in reception
Host equipment sends alien frequencies signal, and the alien frequencies signal is sent to the third antenna；
The third antenna is set to the outside of the car top, is connect with the slave devices by cable, will be described different
Frequency signal is sent to the slave devices；
4th antenna, is set to the inside of the car top, is connect with the slave devices by cable, described in reception
The optimal frequency band signals that slave devices are sent, and the optimal frequency band signals are sent to the cab interior.
4. device according to claim 3, which is characterized in that the 4th antenna also receives the user of the cab interior
The optimal frequency band signals sent, and the optimal frequency band signals are sent to the slave devices；Correspondingly,
The third antenna also receives the alien frequencies signal that the slave devices are sent, and the alien frequencies signal is sent to described
Second antenna；
The alien frequencies signal is also sent to the host equipment by second antenna；
The first antenna also receives the optimal frequency band signals that the host equipment is sent, and the optimal frequency band signals is sent out
It send to the base station.
5. the apparatus of claim 2, which is characterized in that the host equipment includes:
First frequency selecting module, the first downlink control unit, second frequency selecting module and the first upload control unit；Its
In, the input terminal of the first downlink control unit is electrically connected with the first frequency selecting module, output end and described second
Frequency-selecting module electrical connection；The input terminal of the first upload control unit is electrically connected with the second frequency selecting module,
Output end is electrically connected with the first frequency selecting module；
The first frequency selecting module obtains multiple frequency band signals in the radiofrequency signal, and determines the optimal frequency range
Signal；
The optimal frequency band signals are converted to the alien frequencies signal, and pass through described second by the first downlink control unit
Frequency-selecting module is sent to the slave devices；
The second frequency selecting module receives the alien frequencies signal that the slave devices are sent, and is sent to first uplink
Control unit；
The alien frequencies signal is converted to the optimal frequency band signals, and passes through described first by the first upload control unit
Frequency-selecting module is sent to the base station.
6. the apparatus of claim 2, which is characterized in that the slave devices include:
Third frequency-selecting module, the second downlink control unit, the 4th frequency-selecting module and the second upload control unit；Its
In, the input terminal of the second downlink control unit is electrically connected with the third frequency-selecting module, output end and the described 4th
Frequency-selecting module electrical connection；The input terminal of the second upload control unit is electrically connected with the 4th frequency-selecting module,
Output end is electrically connected with the third frequency-selecting module；
The third frequency-selecting module receives the alien frequencies signal that the host equipment is sent, and is sent to second downlink
Control unit；
The alien frequencies signal is converted to the optimal frequency band signals, and passes through the described 4th by the second downlink control unit
Frequency-selecting module is sent to the cab interior；
4th frequency-selecting module, receives the optimal frequency band signals that the user sends, and by the optimal frequency band signals
It is sent to the second upload control unit；
The optimal frequency band signals are reduced to the alien frequencies signal, and pass through the third by the second upload control unit
Frequency-selecting module is sent to the host equipment.
7. device according to claim 5, which is characterized in that the host equipment further include:
Be arranged in multiple filters between the first frequency selecting module and the first downlink control unit and with each filter
The low-noise amplifier of wave device electrical connection；
Be arranged in multiple filters between the first downlink control unit and the second frequency selecting module and with each filter
The power amplifier of wave device electrical connection；
Be arranged in multiple filters between the second frequency selecting module and the first upload control unit and with each filter
The low-noise amplifier of wave device electrical connection；
Be arranged in multiple filters between the first upload control unit and the first frequency selecting module and with each filter
The power amplifier of wave device electrical connection.
8. device according to claim 6, which is characterized in that the slave devices further include:
Be arranged in multiple filters between the third frequency-selecting module and the second downlink control unit and with each filter
The low-noise amplifier of wave device electrical connection；
Be arranged in multiple filters between the second downlink control unit and the 4th frequency-selecting module and with each filter
The power amplifier of wave device electrical connection；
Be arranged in multiple filters between the 4th frequency-selecting module and the second upload control unit and with each filter
The low-noise amplifier of wave device electrical connection；
Be arranged in multiple filters between the second upload control unit and the third frequency-selecting module and with each filter
The power amplifier of wave device electrical connection.
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| CN201820884464.7U CN208508914U (en) | 2018-06-07 | 2018-06-07 | A kind of elevator mobile communication cladding system |
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| CN201820884464.7U CN208508914U (en) | 2018-06-07 | 2018-06-07 | A kind of elevator mobile communication cladding system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110784839A (en) * | 2019-10-30 | 2020-02-11 | 陕西天基通信科技有限责任公司 | Covering terminal and method for 4G/5G special signal of elevator multimedia terminal |
| CN111039108A (en) * | 2019-12-30 | 2020-04-21 | 洛阳松晨网络科技有限公司 | Method for signal coverage in application of elevator Internet of things |
| CN113965936A (en) * | 2021-10-26 | 2022-01-21 | 广西壮族自治区通信产业服务有限公司工程分公司 | Elevator wireless communication microdistribution system |
| CN114142896A (en) * | 2021-12-14 | 2022-03-04 | 苏州泰浩工程技术有限公司 | Signal coverage communication system in elevator |
| CN115278575A (en) * | 2022-09-26 | 2022-11-01 | 深圳国人无线通信有限公司 | Method and system for realizing signal coverage of elevator mobile network |
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2018
- 2018-06-07 CN CN201820884464.7U patent/CN208508914U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110784839A (en) * | 2019-10-30 | 2020-02-11 | 陕西天基通信科技有限责任公司 | Covering terminal and method for 4G/5G special signal of elevator multimedia terminal |
| CN111039108A (en) * | 2019-12-30 | 2020-04-21 | 洛阳松晨网络科技有限公司 | Method for signal coverage in application of elevator Internet of things |
| CN113965936A (en) * | 2021-10-26 | 2022-01-21 | 广西壮族自治区通信产业服务有限公司工程分公司 | Elevator wireless communication microdistribution system |
| CN114142896A (en) * | 2021-12-14 | 2022-03-04 | 苏州泰浩工程技术有限公司 | Signal coverage communication system in elevator |
| CN115278575A (en) * | 2022-09-26 | 2022-11-01 | 深圳国人无线通信有限公司 | Method and system for realizing signal coverage of elevator mobile network |
| CN115278575B (en) * | 2022-09-26 | 2023-03-14 | 深圳国人无线通信有限公司 | Method and system for realizing elevator mobile network signal coverage |
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