CN114339648A - Indoor WiFi signal and/or Bluetooth signal coverage method suitable for Internet of things - Google Patents
Indoor WiFi signal and/or Bluetooth signal coverage method suitable for Internet of things Download PDFInfo
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- CN114339648A CN114339648A CN202111492091.1A CN202111492091A CN114339648A CN 114339648 A CN114339648 A CN 114339648A CN 202111492091 A CN202111492091 A CN 202111492091A CN 114339648 A CN114339648 A CN 114339648A
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Abstract
The invention discloses an indoor WiFi signal and/or Bluetooth signal coverage method suitable for the Internet of things, which comprises the following steps: an omnidirectional receiving antenna array is arranged outside a window of a house to receive 4G/5G communication signals from multiple outdoor directions; a data gateway signal converter is adopted to convert the communication signals received by the omnidirectional receiving antenna array into corresponding WiFi signals and/or Bluetooth signals; and the wireless signal radiation antenna radiates the coverage WiFi signal and/or the Bluetooth signal indoors. The invention fully utilizes the characteristic of small signal attenuation degree at the window, can complete the reception of signals from any outdoor direction, has better receiving effect on the signals, converts the received communication signals into corresponding WiFi signals and/or Bluetooth signals to radiate indoors, and can better meet the use requirements of an indoor Internet of things system on network signals.
Description
Technical Field
The invention relates to the field of indoor communication, in particular to an indoor WiFi signal and/or Bluetooth signal coverage method suitable for the Internet of things.
Background
At present, indoor WiFi signal coverage is basically a wired transmission mode adopted, radio frequency signals are transmitted through optical fibers, and then the signals are converted into WiFi signals and/or bluetooth signals through a router, so that the time delay of the radiated signals is long, in practical application, the signals can only be connected with a few electronic furniture devices for use, and the use requirement of an indoor internet of things system cannot be met, and therefore, a method for receiving external communication signals in a wireless transmission mode and directly converting the external communication signals into indoor WiFi signals and/or bluetooth signals is urgently needed to be provided.
Disclosure of Invention
In order to solve the problems, the invention provides an indoor WiFi signal and/or Bluetooth signal covering method suitable for the Internet of things, which fully utilizes the characteristic of small signal attenuation degree at a window, can complete the reception of signals from any outdoor direction, has better receiving effect on the signals, can radiate WiFi signals and/or Bluetooth signals converted from a 4G/5G protocol indoors, has shorter time delay, and can better meet the use requirements of an indoor Internet of things system on network signals.
The technical scheme of the invention is as follows:
an indoor WiFi signal and/or Bluetooth signal coverage method applicable to the Internet of things comprises the following steps:
s1, arranging an omnidirectional receiving antenna array outside a house window to receive 4G/5G communication signals from multiple outdoor directions;
s2, converting the communication signals received by the omnidirectional receiving antenna array into corresponding WiFi signals and/or Bluetooth signals by adopting a data gateway signal converter;
and S3, radiating the coverage of the WiFi signal and/or the Bluetooth signal converted by the 4G/5G protocol to the indoor by the wireless signal radiation antenna.
The working principle of the technical scheme is as follows:
the invention fully utilizes the characteristic of small signal attenuation degree at a window, can complete the receiving of signals from any outdoor direction through the omnidirectional receiving antenna array, has better receiving effect on the signals, transmits communication signals received by the omnidirectional receiving antenna array to the data gateway signal converter through the radio frequency transmission line, and the data gateway signal converter converts the communication signals into corresponding WiFi signals and/or Bluetooth signals and radiates the signals indoors through the wireless signal radiation antenna, so that the WiFi signals and/or Bluetooth signals converted by a 4G/5G protocol can be radiated indoors, particularly Wi-Fi 6 signals can be radiated indoors, and the using requirements of an indoor Internet of things system on network signals can be better met.
In a further technical solution, in step S1, the omnidirectional receiving antenna array is a planar multi-beam combined antenna composed of four forward receiving antennas and a set of cross-polarized receiving antennas, and a method for receiving 4G/5G communication signals from multiple directions outdoors is as follows:
setting the signal center radiation direction of the cross polarization receiving antenna to extend outwards vertical to a house window, so that the signal center receiving direction of the cross polarization receiving antenna extends inwards vertical to the house window, and receiving the 4G/5G communication signals from the outdoor in a diffusion conical range with the inclination angle of +/-30 degrees;
the signal center radiation directions of the four positive receiving antennas are respectively four directions which are vertical to each other in the same plane and extend outwards, and the signal radiation directions of the four positive receiving antennas are in a petal shape formed by four ellipses which extend upwards, downwards, leftwards and rightwards in an inclined mode by taking the antenna array as the center, so that the signal center receiving directions of the four positive receiving antennas are respectively four directions which are vertical to each other in the same plane and extend inwards, and 4G/5G communication signals in a quarter sector range from the outside are received.
The invention can effectively receive signals from any direction of one side of the house roof by combining and complementing the signal radiation ranges of the two antennas, and can still realize effective reception compared with the signals which are parallel to the roof and belong to 0 gain in the prior art.
By adopting the receiving mode of the indoor signals in the prior art, when a certain outdoor signal base station or some outdoor signal base stations have faults due to weather and other reasons, under the condition that the receiving effect of the signals is poor, the situation that the mobile terminal of the indoor trapped person cannot receive the communication signals and cannot be in contact with the outside in time is very easy to occur.
In a further technical scheme, the forward receiving antenna is an antenna with a low inclination angle, the inclination angle of the forward receiving antenna is 15-30 degrees, signals radiated from the roof in a range of the low inclination angle with the roof can be received, and the receiving effect of the antenna array is improved.
In a further technical solution, in step S2, a SIM card of at least one operator is inserted into the data gateway signal converter, and the corresponding communication signal can be received by inserting the SIM card of the corresponding operator.
In a further technical solution, in step S1, the omnidirectional receiving antenna array is pre-constructed on a window of a house, and a pre-construction method is adopted, so that subsequent secondary installation is not required.
The invention has the beneficial effects that:
1. the invention fully utilizes the characteristic of small signal attenuation degree at the window, can complete the receiving of signals from any outdoor direction, has better receiving effect on the signals, converts the received communication signals into corresponding WiFi signals and/or Bluetooth signals to radiate indoors, and can better meet the use requirements of an indoor Internet of things system on network signals;
2. the signal radiation ranges of the two antennas are combined and complemented, so that signals from any direction on one side of a house roof can be effectively received, and compared with signals which are parallel to the roof and belong to 0 gain in the prior art, the signal radiation ranges can still be effectively received;
3. the invention can receive the communication signals with low inclination angle and multiple wave speeds from any outdoor direction, and can carry out the radiation coverage of WiFi signals and/or Bluetooth signals with certain intensity indoors only by receiving weak signals from an outdoor single signal base station, thereby ensuring the smooth communication of the mobile equipment of the indoor trapped personnel;
4. the omnidirectional receiving antenna array is pre-built on a house window, and a pre-building mode is adopted, so that subsequent secondary installation is not needed.
Drawings
Fig. 1 is a flowchart of an indoor WiFi signal and/or bluetooth signal coverage method applicable to the internet of things according to an embodiment of the present invention;
fig. 2 is a schematic view of an installation structure of an omnidirectional receiving antenna array according to an embodiment of the present invention.
Description of reference numerals:
10. a house; 11. a window; 20. an omnidirectional receiving antenna array; 30. and a signal base station.
Detailed Description
The embodiments of the present invention will be further described with reference to the accompanying drawings.
Example (b):
an indoor WiFi signal and/or bluetooth signal coverage method applicable to the internet of things, as shown in fig. 1, includes the following steps:
s1, arranging the omnidirectional receiving antenna array 20 outside the window 11 of the house 10 to receive 4G/5G communication signals from multiple directions outdoors, wherein, as shown in fig. 2, the omnidirectional receiving antenna array 20 is pre-built in the window 11 of the house 10, and a pre-building manner is adopted without subsequent secondary installation;
s2, converting the communication signal received by the omnidirectional receiving antenna array 20 into a corresponding WiFi signal and/or bluetooth signal by using a data gateway signal converter, wherein at least one operator SIM card is inserted into the data gateway signal converter, and the corresponding communication signal can be received by inserting the SIM card of the corresponding operator;
and S3, radiating the coverage of the WiFi signal and/or the Bluetooth signal converted by the 4G/5G protocol to the indoor by the wireless signal radiation antenna.
The invention fully utilizes the characteristic of small signal attenuation degree at the window 11, can complete the receiving of signals from any outdoor direction through the omnidirectional receiving antenna array 20, has better receiving effect on signals, and transmits the communication signals received by the omnidirectional receiving antenna array 20 to the data gateway signal converter through the radio frequency transmission line, the data gateway signal converter converts the communication signals into corresponding WiFi signals and/or bluetooth signals (the data gateway signal converter converts the received 4G/5G signals into WiFi signals and/or bluetooth signals by using the principle of CPE signal conversion), and radiates the signals indoors through the wireless signal radiation antenna, WiFi signals and/or Bluetooth signals converted by a 4G/5G protocol can be radiated indoors, the time delay of the signals is short, and the use requirements of an indoor Internet of things system on network signals can be better met.
In the present embodiment, in step S1, the omnidirectional receiving antenna array 20 is a planar multi-beam combined antenna composed of four forward receiving antennas and a set of cross-polarized receiving antennas, and a method for receiving 4G/5G communication signals from multiple directions outdoors is as follows:
setting the signal center radiation direction of the cross polarization receiving antenna to extend outwards vertical to a window 11 of a house 10, enabling the signal center receiving direction of the cross polarization receiving antenna to extend inwards vertical to the window 11 of the house 10, and receiving the 4G/5G communication signals from the outdoor in a divergent conical range with the inclination angle of +/-30 degrees;
the signal center radiation directions of the four positive receiving antennas are respectively four directions which are vertical to each other in the same plane and extend outwards, and the signal radiation directions of the four positive receiving antennas are in a petal shape formed by four ellipses which extend upwards, downwards, leftwards and rightwards in an inclined mode by taking the antenna array as the center, so that the signal center receiving directions of the four positive receiving antennas are respectively four directions which are vertical to each other in the same plane and extend inwards, and 4G/5G communication signals in a quarter sector range from the outside are received.
In the embodiment, the forward receiving antenna is an antenna with a low inclination angle, the inclination angle of the forward receiving antenna is 15-30 degrees, signals radiated from the roof in a range of the low inclination angle with the roof and in a direction parallel to the roof can be received, and the receiving effect of the antenna array is improved.
The invention can effectively receive signals from any direction of one side of the roof of the house 10 by combining and complementing the signal radiation ranges of the two antennas, and can still realize effective reception compared with the signals which are parallel to the roof and belong to 0 gain in the prior art.
By adopting the receiving mode of the indoor signals in the prior art, when a certain outdoor signal base station or some outdoor signal base stations 30 have faults due to weather and other reasons, under the condition that the receiving effect of the signals is poor, the situation that the mobile terminal of the indoor trapped person cannot receive the communication signals and cannot be in contact with the outside in time is very easy to occur, but the invention fully utilizes the characteristic of small signal attenuation degree at the window 11, can receive the communication signals from any outdoor direction with low inclination angle and multiple wave speed, and can carry out radiation coverage of WiFi signals and/or Bluetooth signals with certain intensity indoors only by receiving weak signals from the outdoor single signal base station 30, thereby ensuring smooth communication of the mobile equipment of the indoor trapped person.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (5)
1. An indoor WiFi signal and/or Bluetooth signal coverage method applicable to the Internet of things is characterized by comprising the following steps:
s1, arranging an omnidirectional receiving antenna array outside a house window to receive 4G/5G communication signals from multiple outdoor directions;
s2, converting the communication signals received by the omnidirectional receiving antenna array into corresponding WiFi signals and/or Bluetooth signals by adopting a data gateway signal converter;
and S3, radiating the coverage of the WiFi signal and/or the Bluetooth signal converted by the 4G/5G protocol to the indoor by the wireless signal radiation antenna.
2. The indoor WiFi signal and/or bluetooth signal coverage method for internet of things of claim 1, wherein in step S1, the omnidirectional receiving antenna array is a planar multi-beam combined antenna composed of four forward receiving antennas and a set of cross-polarized receiving antennas, and the method for receiving 4G/5G communication signals from outdoor directions is as follows:
setting the signal center radiation direction of the cross polarization receiving antenna to extend outwards vertical to a house window, so that the signal center receiving direction of the cross polarization receiving antenna extends inwards vertical to the house window, and receiving the 4G/5G communication signals from the outdoor in a diffusion conical range with the inclination angle of +/-30 degrees;
the central radiation directions of the signals of the four forward receiving antennas are respectively four directions which are vertical to each other in the same plane and extend outwards, so that the central receiving directions of the signals of the four forward receiving antennas are respectively four directions which are vertical to each other in the same plane and extend inwards, and the signals are received from 4G/5G communication signals in an outdoor quarter-sector range.
3. The indoor WiFi signal and/or bluetooth signal coverage method for internet of things of claim 2, wherein the forward receiving antenna is an antenna with low tilt angle, and the tilt angle is 15 ° -30 °.
4. The method for indoor WiFi and/or bluetooth signal coverage for internet of things as claimed in claim 1, wherein in step S2, at least one operator SIM card is inserted on the data gateway signal converter.
5. The indoor WiFi signal and/or bluetooth signal coverage method for internet of things of claim 1, wherein in step S1, the omnidirectional receiving antenna array is pre-built in a window of a house.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111492091.1A CN114339648A (en) | 2021-12-08 | 2021-12-08 | Indoor WiFi signal and/or Bluetooth signal coverage method suitable for Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111492091.1A CN114339648A (en) | 2021-12-08 | 2021-12-08 | Indoor WiFi signal and/or Bluetooth signal coverage method suitable for Internet of things |
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| Publication Number | Publication Date |
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| CN114339648A true CN114339648A (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111492091.1A Pending CN114339648A (en) | 2021-12-08 | 2021-12-08 | Indoor WiFi signal and/or Bluetooth signal coverage method suitable for Internet of things |
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| Country | Link |
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| CN (1) | CN114339648A (en) |
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- 2021-12-08 CN CN202111492091.1A patent/CN114339648A/en active Pending
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