CN208874572U - Communication and positioning system based on visible light wireless communication ship - Google Patents
Communication and positioning system based on visible light wireless communication ship Download PDFInfo
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- CN208874572U CN208874572U CN201821792964.4U CN201821792964U CN208874572U CN 208874572 U CN208874572 U CN 208874572U CN 201821792964 U CN201821792964 U CN 201821792964U CN 208874572 U CN208874572 U CN 208874572U
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Abstract
A kind of communication and positioning system based on visible light wireless communication ship, the system includes server, LED illumination lamp and safety cap, multiple LED illumination lamps are arranged in overhead, each LED illumination lamp is connected by Intranet with the server, the access point of each LiFi LED illumination lamp installs optical detection sensor simultaneously, and the installation site of each LiFi LED illumination lamp is stored in the lane database of server；It is equipped with a square groove in safety of crew's crown, a circular horizontal bracket is supported by rotary shaft in the square groove, horizontal bracket can be rotated in certain angle；The vertical support frame of a semicircle is supported by rotary shaft on horizontal bracket；The director circle ball of a transparent big semitight is fixed on vertical support frame, which is equipped with the water of half, and the top of the director circle ball is plane, installs LiFi USB network card on this plane, and the light that the LED light of the USB network card issues is vertically upward；The utility model solves the problems, such as to use wireless signal transmission to be easy to be shielded by cabin and interfere in the past, suitable for the positioning of belowdecks crewman, and have the characteristics that positioning at a high speed, it is accurate.
Description
Technical field
The utility model relates to ship's fix technical fields, especially a kind of to be based on visible light wireless communication (Light
Fidelity, hereinafter referred to as LiFi) ship positioning system and localization method.
Background technique
It can be seen that light wireless communication (Light Fidelity, hereinafter referred to as LiFi) is one kind of visible light communication.It can be seen that
Near-zero energy consumption communication can be achieved in optic communication green low-carbon, also can effectively avoid the weakness such as radio communication electromagnetic signal leakage,
Rapid build is anti-interference, anti-intercepting and capturing security information space.
LiFi is the small chip by being implanted into a connection internet in LED lamp, forms accessing wirelessly access
Point, LED light issue the signal of invisible high speed light and shade flashing to transmit information, install optical detection sensor additional in LED light
(photelectric receiver) can be converted into optical signal electric signal biography for receiving signal, optical detection sensor (photelectric receiver)
To the electronic equipment for needing to access internet.
LiFi solves the problems, such as wireless frequency spectrum anxiety.But the frequency spectrum resource of radio is limited, and what LiFi was utilized
It is spectrum, bandwidth is 10000 times of radio-frequency spectrum.
Utility model content
The purpose of this utility model is to provide a kind of positioning systems based on visible light wireless communication ship and positioning side
Method belowdecks provides communication using LiFi technology, passes through the number signal and different LiFi LED of each LiFi USB network card
Houselights position obtains the position of LiFi USB network card.
The system design scheme of the utility model is as follows:
A kind of positioning system based on visible light wireless communication ship, it is characterized in that: the system includes server, LED
Headlamp and safety cap,
Arrange that multiple LED illumination lamps, the distance between LED illumination lamp are N meters in overhead, each LED headlamp
It is connected by Intranet with the server, the access point of each LiFi LED illumination lamp installs optical detection sensor simultaneously, often
The installation site of a LiFi LED illumination lamp is stored in the lane database of server, and the N is by designer according to practical feelings
Condition or positioning requirements determine；
It is equipped with a square groove in safety of crew's crown, it is circular by rotary shaft support one in the square groove
Horizontal bracket, horizontal bracket can be rotated in certain angle；The vertical branch of a semicircle is supported by rotary shaft on horizontal bracket
Frame, vertical support frame can be rotated in certain angle；The director circle ball of a transparent big semitight, the director circle are fixed on vertical support frame
Ball is equipped with the water of half, and the top of the director circle ball is plane, on this plane installation LiFi USB network card, and the USB network card
The light that LED light issues is vertically upward；
The LiFi USB network card on safety cap that each crewman wears passes through USB line and the mobile end being worn on crewman
End connection；
Using the localization method of the above-mentioned ship-positioning system based on LIFI technology, it is characterized in that: the localization method packet
Include the following steps:
1. there is the LiFi USB network card for the safety cap that each crewman wears the network interface card of oneself to encode；
2. the LiFi LED of crewman position shines when wearing is moved in ship by the crewman of the safety cap
The optical detection sensor of bright lamp LiFi access point receives the network interface card number of the LiFi USB network card transmitting of crewman's wearing, and uploads
To server；
3. the network interface card of the LiFi USB network card transmitting for the safety cap that the server is worn according to the crewman is encoded and is connect
The position of LiFi LED illumination lamp, that is, know the position of the crewman where receiving the crewman.
Compared with prior art, the beneficial effects of the utility model are as follows:
For the utility model by using LiFi technology, bandwidth is 10000 times of radio-frequency spectrum, solves radio-frequency spectrum
Deficiency and interference and shielding problem of the cabin to wireless signal communication, this localization method compare use wireless signal, eliminate
Deviation caused by wireless signal diffracted reflection, positioning accuracy is high, and it is weak also to can effectively avoid radio communication electromagnetic signal leakage etc.
Point, rapid build is anti-interference, anti-intercepting and capturing security information space, has good promotion and application value.
Detailed description of the invention
Fig. 1 is positioning system embodiment block diagram of the utility model based on visible light wireless communication ship
Fig. 2 lays installation diagram in cabin for LiFi LED light in the utility model embodiment
Fig. 3 is that LiFi USB network card is mounted on safety of crew's cap and passes through USB line and electronics in the utility model embodiment
The connection side view of equipment
Fig. 4 is the top view of Fig. 3 in the utility model embodiment
Specific embodiment
Below with reference to embodiment and attached drawing, the utility model is described in further detail, but should not limit the utility model with this
Protection scope.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are first please referred to, as seen from the figure, the utility model is based on visible light wireless communication ship
Communication and positioning system, including server, LED illumination lamp and safety cap,
Arrange that multiple LED illumination lamps, the distance between LED illumination lamp are N meters in overhead, each LED headlamp
It is connected by Intranet with the server, the access point of each LiFi LED illumination lamp installs optical detection sensor simultaneously, often
The installation site of a LiFi LED illumination lamp is stored in the lane database of server, and the N is by designer according to practical feelings
Condition or positioning requirements determine；
It is equipped with a square groove in safety of crew's crown, it is circular by rotary shaft support one in the square groove
Horizontal bracket, horizontal bracket can be rotated in certain angle；The vertical branch of a semicircle is supported by rotary shaft on horizontal bracket
Frame, vertical support frame can be rotated in certain angle；The director circle ball of a transparent big semitight, the director circle are fixed on vertical support frame
Ball is equipped with the water of half, and the top of the director circle ball is plane, on this plane installation LiFi USB network card, and the USB network card
The light that LED light issues is vertically upward；
The LiFi USB network card on safety cap that each crewman wears passes through USB line and the mobile end being worn on crewman
End connection.
Embodiment
LiFi LED light is connect with LiFi access point, and is connected to server by Intranet cable, and server provides each
The information of LiFi LED light summarizes and forwards, and server is connect with outer net, provides the function of Intranet connection internet service.
There is LiFi USB network card LED transmitting light source to transmit uplink signal to the optical detection of LiFi LED lamp LiFi access point
Sensor (photelectric receiver), LiFi USB network card have optical detection sensor (photelectric receiver) to receive from LiFi LED light
Down link signal, as shown in Figure 1.
The present embodiment lays LiFi LED light for 2 meters at overhead interval, as shown in Figure 2.Each LiFi LED light
Installation site is stored into the lane database of server.
LiFi USB network card is fixed on crewman's cap, as shown in Figure 3.There is a square groove on crewman's cap.Groove
One shaft of upper support is connect with horizontal direction fixed ring, and horizontal direction fixed ring can the interior rotation of certain angle in the horizontal direction.
One shaft of horizontal direction fixed ring inner support is connect with vertical direction fixed ring, and vertical direction fixed ring can be in vertical direction one
Determine rotation in angle.A stable ball is fixed in vertical direction fixed ring, ball is the closed big hemisphere of transparent material, internal
Water equipped with half.One plane is arranged at ball top, installs LIFI USB network card in plane.LIFI USB network card passes through USB line
It is connect with the electronic equipment communicated is needed.Fig. 4 is the top view illustration of the structure.
LiFi USB network card has transmitting light source led (structure of Fig. 3 ensure that light source vertically upward) vertically upward,
The optical detection sensor (photelectric receiver) of LiFi LED illumination lamp LiFi access point receives the net of LiFi USB network card transmitting
Card number, number upload server of the LiFi LED illumination lamp the LiFi USB network card received.
Utilize the localization method of the above-mentioned ship-positioning system based on LIFI technology, including the following steps:
1. there is the LiFi USB network card for the safety cap that each crewman wears the network interface card of oneself to encode；
2. the LiFi LED of crewman position shines when wearing is moved in ship by the crewman of the safety cap
The optical detection sensor of bright lamp LiFi access point receives the network interface card number of the LiFi USB network card transmitting of crewman's wearing, and uploads
To server；
3. the network interface card of the LiFi USB network card transmitting for the safety cap that the server is worn according to the crewman is encoded and is connect
The position of LiFi LED illumination lamp, that is, know the position of the crewman where receiving the crewman.
Claims (1)
1. a kind of communication and positioning system based on visible light wireless communication ship, it is characterised in that: the system include server,
LED illumination lamp and safety cap,
Arrange that multiple LED illumination lamps, the distance between LED illumination lamp are N meters in overhead, each LED illumination lamp passes through
Intranet is connected with the server, and the access point of each LiFi LED illumination lamp installs optical detection sensor simultaneously, each
The installation site of LiFi LED illumination lamp is stored in the lane database of server, the N by designer according to the actual situation
Or positioning requirements determine；
It is equipped with a square groove in safety of crew's crown, a circular level is supported by rotary shaft in the square groove
Bracket, horizontal bracket can be rotated in certain angle；The vertical support frame for supporting a semicircle by rotary shaft on horizontal bracket, hangs down
Straight bracket can be rotated in certain angle；The director circle ball of a transparent big semitight is fixed on vertical support frame, director circle ball dress
There is the water of half, the top of the director circle ball is plane, installs LiFi USB network card, and the LED light of the USB network card on this plane
The light of sending is vertically upward；
The LiFi USB network card on safety cap that each crewman wears is connected by USB line with the mobile terminal being worn on crewman
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821792964.4U CN208874572U (en) | 2018-11-01 | 2018-11-01 | Communication and positioning system based on visible light wireless communication ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821792964.4U CN208874572U (en) | 2018-11-01 | 2018-11-01 | Communication and positioning system based on visible light wireless communication ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208874572U true CN208874572U (en) | 2019-05-17 |
Family
ID=66471174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821792964.4U Active CN208874572U (en) | 2018-11-01 | 2018-11-01 | Communication and positioning system based on visible light wireless communication ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208874572U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111398941A (en) * | 2020-03-23 | 2020-07-10 | 北京恒业世纪科技股份有限公司 | Wireless positioning method and positioning system |
| CN115950438A (en) * | 2023-03-15 | 2023-04-11 | 武汉理工大学 | Ship cabin visible light positioning method based on light intensity compensation |
-
2018
- 2018-11-01 CN CN201821792964.4U patent/CN208874572U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111398941A (en) * | 2020-03-23 | 2020-07-10 | 北京恒业世纪科技股份有限公司 | Wireless positioning method and positioning system |
| CN115950438A (en) * | 2023-03-15 | 2023-04-11 | 武汉理工大学 | Ship cabin visible light positioning method based on light intensity compensation |
| CN115950438B (en) * | 2023-03-15 | 2023-05-30 | 武汉理工大学 | Ship cabin visible light positioning method based on light intensity compensation |
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