CN112822694A - Indoor wireless signal covering leaky cable arrangement method and corresponding arrangement structure - Google Patents
Indoor wireless signal covering leaky cable arrangement method and corresponding arrangement structure Download PDFInfo
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- CN112822694A CN112822694A CN202110150385.XA CN202110150385A CN112822694A CN 112822694 A CN112822694 A CN 112822694A CN 202110150385 A CN202110150385 A CN 202110150385A CN 112822694 A CN112822694 A CN 112822694A
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- radiation
- jumper
- leaky cable
- leaky
- wireless signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
- H04W16/20—Network planning tools for indoor coverage or short range network deployment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- Electromagnetism (AREA)
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Abstract
The invention provides an arrangement method of indoor wireless signal coverage leaky cables, which solves the problem of radiation direction of conventional leaky cables, ensures quick and convenient installation, ensures installation quality, reduces the influence of electromagnetic environment on leaky coverage, and enables the arrangement of the wireless signal coverage leaky cables to be implemented efficiently and conveniently. The patch cord is used for switching the signal source and the power distribution device, the power distribution device and the radiation patch cord unit, and the radiation patch cord unit and the terminal device, and the length and the number of the patch cords are increased or decreased according to specific conditions; the radiation jumper wire unit is formed by combining a plurality of sections of radiation jumper wires, each section of radiation jumper wire consists of a fixed-length leaky cable and leaky cable connectors at two ends in the length direction of the leaky cable, and the leaky cable connectors at the head end and the tail end of the adjacent radiation jumper wires are connected in an inserted manner; the signal source is connected to one end of the power distribution device through a patch jumper.
Description
Technical Field
The invention relates to the technical field of wireless signal coverage, in particular to an arrangement method of indoor wireless signal coverage leaky cables.
Background
The existing indoor wireless signal radiation is arranged through a leaky cable with a radiation direction, the leaky cable is used as a signal transmission antenna, a radiation antenna and a receiving antenna in an indoor distribution system, and the leaky cable is favored by people due to the advantages of wide support frequency band, uniform radiation, high stability, reliability, environmental protection and the like. However, the leaky cable has dual functions of a transmission line and an antenna, extra energy attenuation is caused by the quality of installation, the coverage quality of a wireless signal is also influenced, the requirement on the matching degree of a link is high, the openness of the leaky cable has high requirements on the electromagnetic environment of a working scene, and the difficulty of laying the leaky cable indoors is increased due to the directivity of the leaky cable; and the connection between the two ends of the existing leaky cable in the length direction and an external device is complex, and the existing leaky cable is not easy to install, so that defects can be caused.
Disclosure of Invention
Aiming at the problems, the invention provides an arrangement method of indoor wireless signal coverage leaky cables, which solves the problem of radiation direction of the conventional leaky cables, ensures quick and convenient installation and installation quality, reduces the influence of electromagnetic environment on the leaky coverage, and enables the arrangement of the wireless signal coverage leaky cables to be implemented efficiently and conveniently.
An arrangement method of indoor wireless signal coverage leaky cables is characterized in that: the patch cord is used for the switching of each part corresponding to the signal source and power distribution device, the power distribution device and radiation patch cord unit and the terminal device, and the length and the number of the patch cords are increased or decreased according to specific conditions; the radiation jumper wire unit is formed by combining a plurality of sections of radiation jumper wires, each section of radiation jumper wire consists of a fixed-length leaky cable and leaky cable connectors at two ends in the length direction of the leaky cable, and the leaky cable connectors at the head end and the tail end of the adjacent radiation jumper wires are connected in an inserted manner; connecting the information source to one end of the power distribution device through the transfer jumper, then connecting the other end of the power distribution device to the leaky cable connector at one end of the radiation jumper unit through the transfer jumper, and connecting the leaky cable connector at the other end of the radiation jumper unit to the terminal device through the transfer jumper; the leaky cable corresponding to the radiation jumper wire of the radiation jumper wire unit is specifically an omnidirectional uniform radiation leaky cable with signals at 360 degrees in the circumferential direction, and the radiation jumper wire unit is arranged in an indoor wireless signal coverage area.
It is further characterized in that: the omnidirectional uniform radiation leaky cable is formed by increasing a radiation slot array on a metal expansion surface of the leaky cable so that the width of a radiation lobe or/and the number of the radiation lobes are increased and controlling the direction;
the leakage cable connectors at two ends of the leakage cable of each section of radiation jumper wire in the length direction are prefabricated, each section of radiation jumper wire is independently arranged in a coiling container in a looping mode, and when the radiation jumper wire needs to be arranged, the radiation jumper wire is directly pulled out of the coiling container to be arranged;
the terminal device comprises a matched load and an antenna, and the antenna is used as the terminal device to extend and cover when the tail end of the fixed-length radiation jumper wire is short of a distance;
arranging a radiation jumper at the central position of a target coverage area, uniformly radiating electromagnetic signals along the radiation jumper, and installing the radiation jumper in a mode of directly fixing a clamp, hanging a rib or penetrating a pipe;
preferably, the radiation jumper is arranged in the nonmetal ceiling.
The utility model provides an indoor wireless signal covers leaky cable arrangement structure which characterized in that: the radiation jumper wire unit is formed by combining a plurality of sections of radiation jumper wires, each section of radiation jumper wire consists of a leakage cable with a fixed length and leakage cable connectors at two ends in the length direction, and the leakage cable connectors at the head end and the tail end of the adjacent radiation jumper wires are connected in a plugging manner; the signal source is connected to one end of the power distribution device through the transfer jumper, the other end of the power distribution device is connected with the leaky cable connector at one end of the radiation jumper unit through the transfer jumper, and the leaky cable connector at the other end of the radiation jumper unit is connected with the terminal device through the transfer jumper; the leaky cable corresponding to the radiation jumper wire of the radiation jumper wire unit is specifically an omnidirectional uniform radiation leaky cable with signals at 360 degrees in the circumferential direction, and the radiation jumper wire unit is arranged in an indoor wireless signal coverage area.
It is further characterized in that:
the power distribution device comprises at least one of a POI, a combiner, a power divider, a coupler or an electric bridge;
when the power divider is applied in a scene with more branches, the power divider is specifically a power divider or a coupler, and the signal intensity of each path is ensured to meet the coverage requirement;
when a plurality of systems need to be accessed, the power distributor is specifically a POI, a combiner or an electric bridge, and combines and distributes information source signals to ensure that signals of all the systems can be transmitted and covered;
the size of the leaky cable is 3/4 inches leaky cable, 1/2 inches leaky cable or 7/8 inches leaky cable;
the terminal device comprises a matched load and an antenna, and the terminal device is extended and covered by the antenna when the tail end of the fixed-length radiation jumper wire is short of the distance.
After the invention is adopted, the signal is sent by the information source and is transmitted through the path of the switching jumper → the power distribution device → the switching jumper unit → the radiation jumper → the terminal device, when in transmission, the signal is radiated outwards at the radiation jumper unit, and a stable and uniform wireless communication field is established on the path of the radiation jumper unit; during reverse transmission, signals transmitted by the mobile terminal are received by the radiation jumper wire at the radiation jumper wire unit, and are received by the receiving equipment through the radiation jumper wire unit → the transfer jumper wire → the power distribution device → the transfer jumper wire, the radiation jumper wire is used as a main covering device, and the electromagnetic pollution problem can be effectively relieved due to extremely low radiation quantity of the leaky cable.
Drawings
FIG. 1 is a schematic block diagram of the overall arrangement of the present invention;
FIG. 2 is a schematic block diagram of a multi-branch arrangement of the present invention;
FIG. 3 is a schematic block diagram of a multi-system arrangement of the present invention;
FIG. 4 is a schematic block diagram of a multi-branch, multi-system arrangement of the present invention;
FIG. 5 is a schematic diagram of the patch jumper arrangement of the present invention;
the names corresponding to the sequence numbers in the figure are as follows:
the cable comprises an information source 1, a power distribution device 2, a transfer jumper 3, a radiation jumper unit 4, a terminal device 5, a radiation jumper 6, a leaky cable 7 and a leaky cable connector 8.
Detailed Description
An arrangement method of indoor wireless signal coverage leaky cables is shown in figure 1: the device comprises an information source 1, a power distribution device 2, a transfer jumper 3, a radiation jumper unit 4 and a terminal device 5, wherein the transfer jumper 3 is used for transferring the information source 1 and the power distribution device 2, the power distribution device 2 and the radiation jumper unit 4, and the radiation jumper unit 4 and the terminal device 5, and the length and the number of the transfer jumper are increased or decreased according to specific conditions; the radiation jumper unit 4 is formed by combining a plurality of sections of radiation jumper wires 6, each section of radiation jumper wire 6 consists of a fixed-length leaky cable 7 and leaky cable connectors 8 at two ends in the length direction, and the leaky cable connectors 8 at the head end and the tail end of the adjacent radiation jumper wires 6 are connected in an inserted manner; connecting the information source 1 to one end of the power distribution device 2 through the transfer jumper 3, then connecting the other end of the power distribution device 2 to the leaky cable connector 8 at one end of the radiation jumper unit 4 through the transfer jumper 3, and connecting the leaky cable connector 8 at the other end of the radiation jumper unit 4 to the terminal device 5 through the transfer jumper 3; the leaky cable 7 corresponding to the radiation jumper 6 of the radiation jumper unit 4 is specifically an omnidirectional uniform radiation leaky cable with signals at 360 degrees in the circumferential direction, and the radiation jumper unit 4 is arranged in an indoor wireless signal coverage area.
The omnidirectional uniform radiation leaky cable is formed by increasing a radiation slot array on a metal expansion surface of the leaky cable so that the width of a radiation lobe or/and the number of the radiation lobes are increased and controlling the direction;
the leaky cable connectors 8 at two ends of the leaky cable 7 of each section of the radiation jumper 6 in the length direction are prefabricated, each section of the radiation jumper 6 is independently arranged in a coiling container in a looping mode, and when the radiation jumper 6 needs to be arranged, the radiation jumper 6 is directly drawn out of the coiling container to be arranged;
the terminal device 2 comprises a matched load and an antenna, and the antenna is used as the terminal device to extend and cover when the tail end of the fixed-length radiation jumper 6 is short of distance;
the radiation jumper wire unit 4 is arranged in the middle of a target coverage area, electromagnetic signals are uniformly radiated out along the radiation jumper wire 6, and the radiation jumper wire 6 is installed in a mode of direct fixation by a clamp, hanging of a hanging rib or pipe penetration;
during specific implementation, the radiation jumper 6 is arranged in the nonmetal ceiling.
An indoor wireless signal covering leaky cable arrangement structure is shown in figures 1-5: the patch cord type antenna comprises an information source 1, a power distribution device 2, a transfer patch cord 3, a radiation patch cord unit 4 and a terminal device 5, wherein the transfer patch cord 3 is used for transferring the information source 1 and the power distribution device 2, the power distribution device 2 and the radiation patch cord unit 4 and each part corresponding to the terminal device 5, the radiation patch cord unit 4 is formed by combining a plurality of sections of radiation patch cords 6, each section of radiation patch cord 6 consists of a fixed-length leakage cable 7 and leakage cable connectors 8 at two ends in the length direction of the leakage cable, and the leakage cable connectors 8 at the head end and the tail end of the adjacent radiation patch cords 6 are connected in; the signal source 1 is connected to one end of the power distribution device 2 through the transfer jumper 3, the other end of the power distribution device 2 is connected with the leaky cable connector 8 at one end of the radiation jumper unit 4 through the transfer jumper 3, and the leaky cable connector at the other end of the radiation jumper unit 4 is connected with the terminal device 5 through the transfer jumper 3; the leaky cable 7 corresponding to the radiation jumper 6 of the radiation jumper unit 4 is specifically an omnidirectional uniform radiation leaky cable with signals at 360 degrees in the circumferential direction, and the radiation jumper unit 6 is arranged in an indoor wireless signal coverage area.
The power distribution device 2 comprises at least one of a POI, a combiner, a power divider, a coupler or an electric bridge;
the first specific embodiment is shown in fig. 2: when the power divider 2 is applied in a scenario with many branches, the power divider is specifically a power divider or a coupler, and it is ensured that the signal strength of each path meets the coverage requirement.
The second embodiment is shown in fig. 3: when multiple systems need to be accessed, the power divider 2 is specifically a POI, a combiner or an electric bridge, and combines and divides the signal source signals to ensure that the signals of all the systems can be transmitted and covered.
The third specific embodiment is shown in fig. 4: when the power divider 2 is applied to a scene with more branches and multiple systems, the power divider 2 simultaneously ensures that the signal intensity of each path meets the coverage requirement and ensures that signals of all the systems can be transmitted and covered.
The dimensions of the leaky cable 7 are 3/4 inch leaky cables, 1/2 inch leaky cables or 7/8 inch leaky cables;
the terminal device 2 comprises a matched load and an antenna, and the terminal device is extended and covered by the antenna when the tail end of the fixed-length radiation jumper wire is short of distance.
In the specific implementation: when the indoor wireless coverage length is 120m, the preset length of the fixed-length leaky cable is 50m, the two sections of radiation jumpers are connected end to form a wireless coverage area of about 100m, and the rest length is used as a terminal device to extend and cover through the antenna.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. An arrangement method of indoor wireless signal coverage leaky cables is characterized in that: the patch cord is used for the switching of each part corresponding to the signal source and power distribution device, the power distribution device and radiation patch cord unit and the terminal device, and the length and the number of the patch cords are increased or decreased according to specific conditions; the radiation jumper wire unit is formed by combining a plurality of sections of radiation jumper wires, each section of radiation jumper wire consists of a fixed-length leaky cable and leaky cable connectors at two ends in the length direction of the leaky cable, and the leaky cable connectors at the head end and the tail end of the adjacent radiation jumper wires are connected in an inserted manner; connecting the information source to one end of the power distribution device through the transfer jumper, then connecting the other end of the power distribution device to the leaky cable connector at one end of the radiation jumper unit through the transfer jumper, and connecting the leaky cable connector at the other end of the radiation jumper unit to the terminal device through the transfer jumper; the leaky cable corresponding to the radiation jumper wire of the radiation jumper wire unit is specifically an omnidirectional uniform radiation leaky cable with signals at 360 degrees in the circumferential direction, and the radiation jumper wire unit is arranged in an indoor wireless signal coverage area.
2. The method for arranging the indoor wireless signal coverage leaky cable as claimed in claim 1, wherein: the omnidirectional uniform radiation leaky cable is formed by increasing radiation slot arrays on a metal expansion surface of the leaky cable, so that the width of radiation lobes or/and the number of the radiation lobes are increased, and the direction is controlled.
3. The method for arranging the indoor wireless signal coverage leaky cable as claimed in claim 1, wherein: the leakage cable connectors at two ends of the leakage cable of each section of radiation jumper are prefabricated, each section of radiation jumper is independently arranged in a coiling container in a looping mode, and when the radiation jumper needs to be arranged, the radiation jumper is directly arranged by drawing the radiation jumper out of the coiling container.
4. The method for arranging the indoor wireless signal coverage leaky cable as claimed in claim 1, wherein: the terminal device comprises a matched load and an antenna, and the fixed-length radiation jumper wire is arranged in a manner of extending and covering as the terminal device through the antenna when the tail end of the radiation jumper wire is short of a distance.
5. The method for arranging the indoor wireless signal coverage leaky cable as claimed in claim 1, wherein: the radiation jumper wire is arranged in the middle of a target coverage area, electromagnetic signals are uniformly radiated out along the radiation jumper wire, and the radiation jumper wire is installed in a mode of directly fixing a clamp, hanging a rib or penetrating a pipe.
6. The utility model provides an indoor wireless signal covers leaky cable arrangement structure which characterized in that: the radiation jumper wire unit is formed by combining a plurality of sections of radiation jumper wires, each section of radiation jumper wire consists of a leakage cable with a fixed length and leakage cable connectors at two ends in the length direction, and the leakage cable connectors at the head end and the tail end of the adjacent radiation jumper wires are connected in a plugging manner; the signal source is connected to one end of the power distribution device through the transfer jumper, the other end of the power distribution device is connected with the leaky cable connector at one end of the radiation jumper unit through the transfer jumper, and the leaky cable connector at the other end of the radiation jumper unit is connected with the terminal device through the transfer jumper; the leaky cable corresponding to the radiation jumper wire of the radiation jumper wire unit is specifically an omnidirectional uniform radiation leaky cable with signals at 360 degrees in the circumferential direction, and the radiation jumper wire unit is arranged in an indoor wireless signal coverage area.
7. An indoor wireless signal coverage leaky cable arrangement as claimed in claim 6, wherein: the power distribution device comprises at least one of a POI, a combiner, a power divider, a coupler, or a bridge.
8. An indoor wireless signal coverage leaky cable arrangement as claimed in claim 7, wherein: when the power divider is applied in a scene with more branches, the power divider is specifically a power divider or a coupler, and the signal strength of each path is ensured to meet the coverage requirement.
9. An indoor wireless signal coverage leaky cable arrangement as claimed in claim 7, wherein: when multiple systems need to be accessed, the power distributor is specifically a POI, a combiner or an electric bridge, and combines and distributes the information source signals to ensure that the signals of all the systems can be transmitted and covered.
10. An indoor wireless signal coverage leaky cable arrangement as claimed in claim 6, wherein: the dimensions of the leaky cable are 3/4 inch leaky cable, 1/2 inch leaky cable or 7/8 inch leaky cable.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110150385.XA CN112822694A (en) | 2021-02-03 | 2021-02-03 | Indoor wireless signal covering leaky cable arrangement method and corresponding arrangement structure |
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| CN202110150385.XA CN112822694A (en) | 2021-02-03 | 2021-02-03 | Indoor wireless signal covering leaky cable arrangement method and corresponding arrangement structure |
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| CN111447625A (en) * | 2019-01-16 | 2020-07-24 | 中天射频电缆有限公司 | Transmission module and signal coverage system |
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