CN106487699A - Router based on Li Fi wireless telecommunications - Google Patents
Router based on Li Fi wireless telecommunications Download PDFInfo
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- CN106487699A CN106487699A CN201610876489.8A CN201610876489A CN106487699A CN 106487699 A CN106487699 A CN 106487699A CN 201610876489 A CN201610876489 A CN 201610876489A CN 106487699 A CN106487699 A CN 106487699A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/60—Router architectures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
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Abstract
The invention belongs to data communication technology field, it is related to communication equipment, especially relates to a kind of router based on Li Fi wireless telecommunications, which solve the technical problems such as existing route device communication speed is limited.Router of the present invention includes central processing unit and supply module, central processing unit is connected to connect the wan port of internet signal and the WiFi module for wireless telecommunications, at least one light communication system is also associated with central processing unit, light communication system includes at least one optical emitting module and at least one optical signal receiving module.Compared with prior art, the advantage of the router based on Li Fi wireless telecommunications for the present invention is：1st, reasonable in design, vdiverse in function, communication speed is fast and signal stabilization.2nd, Li Fi communication has higher efficiency, bigger bandwidth, communication technology advantage that is safer and obtaining at a high speed than Wi Fi.
Description
Technical field
The invention belongs to technical field of communication equipment, it is related to router, especially relate to one kind and be based on Li-Fi wireless telecommunications
Router.
Background technology
Router (Router), is to connect each LAN, the equipment of wide area network in the Internet, and it can be according to the situation of channel
Automatically select and set route, with optimal path, by tandem sending signal.Router is the hinge of internet, " traffic
Police ".Router has been widely used for all trades and professions at present, and the product of various difference class has become realizes various backbone networks
The main force of internal connection, key internetworking and backbone network and internet interconnection business.Between route and switch
The main distinction is exactly that switch occurs in the OSI Reference Model second layer (data link layer), and route generation in third layer, i.e. net
Network layers.This difference determines route and switch needs using different control information, thus during mobile message
The mode that both realize respective function is different.Router (Router) is for connecting also known as gateway device (Gateway)
Multiple logically separate networks, so-called logic network is to represent a single network or a subnet.When data is from one
When individual subnet is transferred to another subnet, can be completed by the routing function of router.Therefore, router has judgement network
Address and the function of selecting IP path, it can be set up flexible connection, can use diverse number in Multi net voting Interconnection Environment
Connect various subnets according to packet and media access method, router only accepts the information of source station or other routers, belong to Internet
A kind of InterWorking Equipment.
Router wireless telecommunications now only have WiFi and wired local network telecommunication function, and WiFi technology is more and more general
And, but remain the problems such as networking speed is slow (transfer rate is limited), and wireless signal is not sufficiently stable, and now more next
More families all fiber entering households, but the problem that is wirelessly transferred after registering one's residence but does not solve, and WiFi is too slow, and optical fiber enters
High bandwidth also can not embodied in family, and WiFi make use of radiofrequency signal, and radio frequency resource is limited, how mutual Wi-Fi hotspot is more
Interference is also increasing.And Li-Fi is as a kind of new technology, using be visible light communication it is seen that spectral width reaches
To 10,000 times of radio spectrum it means that visible light communication can bring higher bandwidth.
Li-Fi refers generally to visible light wireless communication it is seen that light wireless communication is also known as " light Fidelity technology ", English name
LightFidelity (abbreviation LiFi) be a kind of using visible light spectrum (light sending as bulb) carry out data transmission brand-new
Radio Transmission Technology.According to different rates, in light, coding information is feasible, for example：LED game clock shows 1, closes expression 0, passes through
High-speed switch just can transmission information.Due to the luminous intensity of LED, human eye will not notice that the quick change of light.With fiber optic communication
Have same advantage, high bandwidth, two-forty, except for the difference that LiFi is to propagate in the environment around us using light, natural
Luminous energy reaches Anywhere, just has the signal of LiFi.
For example, Chinese patent literature discloses a kind of router [application number：201410760520.2], including a housing and
One is housed in the circuit board in described housing, and described circuit board is provided with a resigning mouth, and described housing is provided with an opening, described road
One extension module is also included by device, described extension module can pass through described opening and be housed in the resigning mouth of described circuit board
In, described extension module can set up LAN and WIFI signal to facilitate the access of electronic equipment.
Although such scheme can make router connect more electronic equipments, but the program remains and is wirelessly transferred
The technical problems such as limited bandwidth.
Also such as, Chinese patent literature discloses a kind of wireless router [application number：201410760520.2], including：Machine
Body, body is provided with multiple USB receptacle；Multiple antenna modules, each antenna module includes shell, antenna, pcb board and and USB
The USB plug of jack cooperation, antenna and pcb board are located inside the shell, and USB plug is movably located on shell, wherein works as antenna
When the USB plug of assembly is coordinated with USB receptacle, antenna module is the transmitting antenna of body, as USB plug and the USB of antenna module
When jack departs from, antenna module is the WiFi amplifier mating with body.
Although such scheme can make router have more preferable WiFi signal, but the program remains and is wirelessly transferred
The technical problems such as limited bandwidth.
Content of the invention
The purpose of the present invention is for the problems referred to above, provide a kind of communication speed fast and signal stabilization based on Li-Fi no
The router of line communication.
For reaching above-mentioned purpose, present invention employs following technical proposal：
Based on the router of Li-Fi wireless telecommunications, including central processing unit and supply module, on described central processing unit
It is connected with the wan port for connecting internet signal and the WiFi module for wireless telecommunications, on described central processing unit
It is also associated with least one light communication system, described light communication system includes at least one optical emitting module and at least one
Individual optical signal receiving module.
In the above-mentioned router based on Li-Fi wireless telecommunications, described optical emitting module includes and centre
Reason device connect can by baseband signal according to FSK modulation pattern the signal modulation module from low frequency modulations to high frequency, described signal
Modulation module with high-frequency signal can be carried out signal amplification, filtering and remove the light drive circuit of noise and be connected, described light
Drive circuit is connected with luminous body.
In the above-mentioned router based on Li-Fi wireless telecommunications, described optical signal receiving module includes light source and receives
Device, described light source receiver is connected with photoelectric conversion module, and described photoelectric conversion module passes sequentially through amplifier module and filter
Ripple module with can by the high-frequency signal receiving by FSK demodulation from high frequency to low frequency baseband signal and by amplifying, filtering and go
Signal processing synchronous demodulation module except noise is connected, and described signal processing synchronous demodulation module is connected with central processing unit.
In the above-mentioned router based on Li-Fi wireless telecommunications, described light source receiver includes can be from complex light
Separate the light of characteristic frequency wave band and useful optical signal is separated the optical filter passing to photoelectric conversion module, described photoelectricity
Modular converter includes photomultiplier tube.
In the above-mentioned router based on Li-Fi wireless telecommunications, described central processing unit is connected with and can change
The light source launch angle adjustment module of luminous body irradiating angle.
In the above-mentioned router based on Li-Fi wireless telecommunications, described central processing unit is also associated with can control
The light of luminous body irradiation distance processed is away from adjustment module.
In the above-mentioned router based on Li-Fi wireless telecommunications, described central processing unit is connected with and can change
Light source receiver can receive the light source receiving angle adjustment module of light-source angle.
In the above-mentioned router based on Li-Fi wireless telecommunications, described luminous body includes LED, laser lamp, fluorescence
The combination of any one or more in lamp, Halogen light, electric filament lamp and daylight lamp.
In the above-mentioned router based on Li-Fi wireless telecommunications, described supply module include wired supply module and/
Or rechargeable supply module.
In the above-mentioned router based on Li-Fi wireless telecommunications, described rechargeable supply module includes battery, in electricity
Pond is provided with wireless charging module.
The router based on Li-Fi wireless telecommunications that the present invention provides, it has reasonable in design, vdiverse in function, communication speed
Rate is fast and the technical characterstic such as signal stabilization.
Brief description
Fig. 1 is the structural representation that the present invention provides.
In figure, central processing unit 1, supply module 2, wired Power Supply Assembly 21, electric-type Power Supply Assembly 22, wan port 11,
WiFi module 12, LAN module 13, optical emitting module 4, optical signal receiving module 5, signal modulation module 41, CD-ROM drive galvanic electricity
Road 42, luminous body 43, light source receiver 51, photoelectric conversion module 52, amplifier module 53, filtration module 54, signal processing are synchronous
Demodulation module 55, light source launch angle adjustment module 44, light are away from adjustment module 45, light source receiving angle adjustment module 56, photosensitive
Module 7, USB port 8, LiFi transceiver 9, LiFi emitter 91 or LiFi receptor 92, optical filter 5a, optical filter handover module
5b.
Specific embodiment
Specific embodiment described herein is only explanation for example to present invention spirit.The affiliated technology of the present invention is led
The technical staff in domain can be made various modifications or supplement or replaced using similar mode to described specific embodiment
Generation, but the spirit without departing from the present invention or surmount scope defined in appended claims.
Embodiment 1：
As shown in figure 1, the router based on Li-Fi wireless telecommunications for the present embodiment, including central processing unit 1 and supply module
2, central processing unit 1 is connected with the wan port 11 for connecting internet signal and the WiFi module 12 for wireless telecommunications
And the LAN module 13 for ethernet communication, central processing unit 1 is also associated with least one light communication system 3, optical communication
System 3 includes at least one optical emitting module 4 and at least one optical signal receiving module 5.
WiFi module 12 and the simultaneous router of light communication system 3 can provide the user with and preferably be wirelessly transferred ring
Border, it is only necessary to replace existing router, need not carry out other transformations, supplement the limitation of existing radio-frequency technique, be conducive to
Spread-spectrum space.
When user needs using high bandwidth transmission, carrying out communication by light communication system 3 can make user be managed most
The transfer rate thought, solves the problems, such as that existing WiFi transfer rate is limited；Pass because light communication system 3 cannot be carried out penetrance
Defeated.Therefore, when user is in the region that light communication system 3 cannot use, router is communicated wirelessly using WiFi module 12
The demand of user radio transmission can be met.
If router is only with WiFi module 12, then transfer rate can be led to limited it is impossible to use remaining bandwidth,
More waste user's valuable time；If only with light communication system 3, when user cannot be irradiated in light communication system 3
During position, or when needing to close light communication system 3 illumination, just cannot be carried out being wirelessly transferred, need in addition to purchase WiFi equipment,
Thus increased the use cost of user.
Certainly, when using wireless terminal, router can also adopt optical emitting module 4 sending signal, WiFi mould
Block 12 receipt signal, because part user is not intended to the wireless terminal of oneself and goes back light yellow big bulb when appreciating video, wirelessly
Terminal includes the equipment such as mobile phone, flat board, notebook.Therefore, WiFi module 12 and light communication system 3 exist simultaneously is that have very much must
Want.
In particular, optical emitting module 4 includes being connected and believing base band with GPIO1 interface on central processing unit 1
The signal modulation module 41 from low frequency modulations to high frequency number according to FSK modulation pattern, signal modulation module 41 with can be by high frequency
Signal carries out signal amplification, filtering is connected with the light drive circuit 42 removing noise, and light drive circuit 42 is connected with luminous body 43.
In the present embodiment, luminous body 43 is included in LED, laser lamp, fluorescent lamp, Halogen light, electric filament lamp and daylight lamp
The combination of any one or more, its can effectively improve signal transmission speed, so that user is preferably experienced, and
Ensure the stability of signal transmission.
In the further preferred scheme of the present embodiment, luminous body 43 adopts LED, and the energy consumption of LED is relatively low, use the longevity
Life length, can be operated in fast state, if the lamp of other species frequently starts or turns off, breaking down quickly, and service life
Short, therefore, compared to other all kinds of lamps, the use of LED is safer.
LED can adopt solid encapsulation, and it belongs to cold light Source Type, so it can be readily transported and install, it is permissible
It is installed in some miniature equipment with closing, is not afraid of vibration, even if router drops being not easy on the ground damage.
Optical signal receiving module 5 includes light source receiver 51, and light source receiver 51 is connected with photoelectric conversion module 52, photoelectricity
Modular converter 52 passes sequentially through amplifier module 53 and filtration module 54 and can demodulate from high frequency the high-frequency signal receiving by FSK
It is connected with the signal processing synchronous demodulation module 55 removing noise to low frequency baseband signal and by amplifying, filtering, signal processing
Synchronous demodulation module 55 is connected with the GPIO2 interface of central processing unit 1；Light source receiver 51 includes separating spy from complex light
Determine the light of frequency band and useful optical signal is separated the optical filter passing to photoelectric conversion module 52, the filter in the present embodiment
Mating plate is bandpass filter, and filtration module 54 is high-pass filtering module, and photoelectric conversion module 52 includes photomultiplier tube.
Can effectively be shielded by bandpass filter and no use up, reduce equipment identification difficulty, so that central processing unit need not be entered
The substantial amounts of analyzing and processing of row, is effectively improved transfer rate and arithmetic speed, more decreases caloric value and energy consumption.
When varying environment uses, central processing unit 1 is connected with and can change the light source of luminous body 43 irradiating angle and send out
Firing angle degree adjustment module 44.When light source is more or when needing to avoid certain orientation transmission signal, light source launch angle adjusts mould
Block 44 can change the angle of luminous body 43 irradiation, thus ensureing transfer rate；Regulate signal apart from when, central processing unit 1
On be also associated with controlling the light of luminous body 43 irradiation distance away from adjustment module 45.
By light away from adjustment module 45, luminous body 43 can be changed according to the needs of the difference in place or use environment
Irradiation distance.
It is connected with central processing unit 1 and can change the light source receiving angle tune that light source receiver 51 can receive light-source angle
Section module 56.Light source receiving angle adjustment module 56, can be some light sources be complicated and during light source receiver 51 None- identified, adjust
Whole light source receiver 51, to the angle that can receive, shields the complicated direction of light source.Also for example：Need multiple stage router or
When the multiple optical emitting module of person 4 sends unlike signal, when needing two routers to carry out LiFi bridge joint, by adjusting light
Source launch angle adjustment module 44 and light source receiving angle adjustment module 56, make luminous body 43 direction of illumination and light source receiver 51
Receive direction to be in same axial direction.
Have a power failure when, general router all cannot normal work, result in wireless terminal have electricity without the situation of network,
Router of the present invention also can be continuing with providing the user with quality services when having a power failure, and supply module 2 includes wired confession
Electrical component 21 and/or rechargeable Power Supply Assembly 22；Rechargeable Power Supply Assembly 22 includes battery 221, is connected with wireless on battery 221
Charging module 22, during wireless charging module 22 can induction charge, magnetic resonance charges and radio waves type charges
The combination of any one or more, can make router use in the position not having power supply using wireless charging, and need not be again
Wiring, solves the circumscribed problem of router riding position.Obviously, rechargeable Power Supply Assembly 22 can also be by wired power supply
Rechargeable Power Supply Assembly 22 is charged.
Embodiment 2：
As shown in figure 1, the structure of the present embodiment, principle and embodiment step are similar to Example 1, difference exists
In：In the technical scheme of the present embodiment, central processing unit 1 is connected with least one for the wan end connecting internet signal
Mouth 11 is used for the WiFi module 12 of wireless telecommunications with least one, can carry out the superposition of network speed using multiple wan ports 11, from
And enable this router to carry out being wirelessly transferred of more high speed；WiFi module 12 can adopt 2.4GHz frequency range module and/or 5GHz
Frequency range module.
Due to the limitation of light communication system 3 transmission, lead to the region not having illumination cannot use.Accordingly, it would be desirable to it is logical
Cross WiFi module 12 to be assisted, be obtained in that compared with the more preferable network speed of 2.4GHz frequency range module using 5GHz frequency range module, but, pass
Defeated and 2.4GHz frequency range module penetrance is more preferably apart from limited, and damping capacity is strong.
Part user, it is undesirable to the wireless terminal of oneself is glad when using wireless terminal devices such as mobile phone or flat boards
Go back, during reward video, the transmission that light yellow big bulb carries out data, router can adopt optical emitting module 4 sending signal, WiFi
Module 12 receipt signal, wireless terminal is received by optical signal, and WiFi passage sends, due to 2.4GHz frequency range module communication speed
Limited.It is therefore possible to use 5GHz frequency range sends a signal to WiFi module 12, user can obtain more preferable experience.
Embodiment 3：
As shown in figure 1, the structure of the present embodiment, principle and embodiment step are similar to Example 1, difference exists
In：In the present embodiment, central processing unit 1 is also associated with can perceive the illuminant module 7 of environmental light brightness and environmental color, sense
By the data is activation collecting to central processing unit 1, central processing unit 1 changes the brightness of luminous body 43 to optical module 7 as needed.
Embodiment 4：
As shown in figure 1, the structure of the present embodiment, principle and embodiment step are similar to Example 1, difference exists
In：In the present embodiment, central processing unit 1 is also associated with can perceive the illuminant module 7 of environmental light brightness and environmental color, sense
By the data is activation collecting to central processing unit 1, luminous body 43 is Multicolor LED lamp to optical module 7, and central processing unit 1 is according to need
Light drive circuit 42 to be sent a signal to changes the brightness of luminous body 43, more can adjust the color of luminous body 43 so as to and ring
Border light has larger contrast, makes wireless terminal be easier to identify.
Using Multicolor LED lamp, when being because that router uses in the complex environment of ambient light, if luminous body 43 color
Color dull, it will to lead to wireless terminal or the equipment None- identified carrying out LiFi bridge joint, then can be effective using Multicolor LED lamp
Solve this problem, substantially increase identity, more improve identification accuracy, ensure the reliability of data transfer.
When multiple stage router or multiple optical emitting module 4 send unlike signal, if using identical light color
Luminous body 43 then wireless terminal None- identified, then can effectively solve this problem using Multicolor LED lamp, enable mobile terminal
The signal that certain optical emitting module 4 that identification need to receive is sent.
Embodiment 5：
As shown in figure 1, the structure of the present embodiment, principle and embodiment step are similar to Example 1, different places exists
In：Light source receiver 51 includes separating from complex light the light of characteristic frequency wave band separate useful optical signal and passes to
The optical filter 5a of photoelectric conversion module 52, optical filter 5a are arranged on optical filter handover module 5b, in optical filter handover module 5b
On be also equipped with the optical filter 5a of some different sizes and color.
The optical filter 5a of different size or color can be switched as needed, when wireless terminal LED color converts
When, the optical filter 5a of router is changed by optical filter handover module 5b.Optical filter 5a in the present embodiment is bandpass filter.
The present invention can be made to use in multiple different environment using optical filter handover module 5b, adaptability is higher, and signal transmission is more
It is stable.
Embodiment 6：
As shown in figure 1, the structure of the present embodiment, principle and embodiment step are similar to Example 1, different places exists
In：In the present embodiment, central processing unit 1 is also associated with several USB ports 8, each USB port 8 is connected with removable
LiFi transceiver 9, LiFi emitter 91 or the LiFi receptor 92 unloading.
Due to the needs using, dismountable LiFi transceiver 9, LiFi emitter 91 are connected with each USB port 8
Or LiFi receptor 92, LiFi transceiver 9, LiFi emitter 91 or LiFi receptor 92 can be increased or decreased as needed
Quantity, thus meeting the different use demand of user, reduces the acquisition cost of user.
Obviously, preferably, other wireless communication modules or data storage device etc. can also be plugged on USB port 8.
Compared with prior art, the present invention has following technology spy based on the router technology scheme of Li-Fi wireless telecommunications
Point：
1st, it is reasonable in design, vdiverse in function, and communication speed is fast and signal stabilization.
2nd, Li-Fi communication is compared than Wi-Fi, and it has higher efficiency, bigger bandwidth, communication that is safer and obtaining at a high speed
Technical advantage.
3rd, by Li-Fi technology using on the router, improve multiformity and the stability of router communication mode, supplement
The limitation of existing radio-frequency technique, is conducive to spread-spectrum space.
4th, environmental suitability is strong, router can be made to communicate using Li-Fi in different environment, and also solve route
The problem that device installation site limits.
5 additionally, Li-Fi is less to the ecology influence of use environment, and it widely can make in the place such as hospital and airport
With.
Although more employing central processing unit 1, supply module 2, wired Power Supply Assembly 21, electric-type Power Supply Assembly herein
22nd, wan port 11, WiFi module 12, LAN module 13, optical emitting module 4, optical signal receiving module 5, signal modulation mould
Block 41, light drive circuit 42, luminous body 43, light source receiver 51, photoelectric conversion module 52, amplifier module 53, filtration module 54,
Signal processing synchronous demodulation module 55, light source launch angle adjustment module 44, light are adjusted away from adjustment module 45, light source receiving angle
Module 56, illuminant module 7, USB port 8, LiFi transceiver 9, LiFi emitter 91 or LiFi receptor 92, optical filter 5a, filter
The terms such as mating plate handover module 5b, but it is not precluded from the probability using other terms.It is used for the purpose of more using these terms
Easily describe and explain the essence of the present invention, being construed as any additional restriction is all and present invention spirit phase
Run counter to.
Claims (10)
1. a kind of router based on Li-Fi wireless telecommunications, including central processing unit (1), supply module (2), described central authorities
Processor (1) connects wan port (11) and WiFi module (12), and wan port (11) are used for connecting the Internet, WiFi module (12)
For wireless telecommunications it is characterised in that described central processing unit (1) is also connected with least one light communication system (3), described
Light communication system (3) includes at least one optical emitting module (4) and at least one optical signal receiving module (5).
2. the router based on Li-Fi wireless telecommunications according to claim 1 is it is characterised in that described optical signal is sent out
Penetrate module (4) include being connected with central processing unit (1) and can by baseband signal according to FSK modulation pattern from low frequency modulations to high frequency
Signal modulation module (41), described signal modulation module (41) with can by high-frequency signal carry out signal amplification, filtering and
The light drive circuit (42) removing noise is connected, and described light drive circuit (42) is connected with luminous body (43).
3. the router based on Li-Fi wireless telecommunications according to claim 1 is it is characterised in that described optical signal connects
Receive module (5) and include light source receiver (51), described light source receiver (51) is connected with photoelectric conversion module (52), described
Photoelectric conversion module (52) pass sequentially through amplifier module (53), filtration module (54) with can be by the high-frequency signal receiving by FSK
Demodulation is from high frequency to low frequency baseband signal and by amplifying, filtering and remove signal processing synchronous demodulation module (55) phase of noise
Even, described signal processing synchronous demodulation module (55) is connected with central processing unit (1).
4. the router based on Li-Fi wireless telecommunications according to claim 3 is it is characterised in that described light source receives
Device (51) includes to separate the light of characteristic frequency wave band from complex light and separating useful optical signal and pass to opto-electronic conversion
The optical filter of module (52).
5. the router based on Li-Fi wireless telecommunications according to claim 2 is it is characterised in that described central authorities are processed
Device (1) connects light source launch angle adjustment module (44) that can change luminous body (43) irradiating angle.
6. the router based on Li-Fi wireless telecommunications according to claim 2 or 5 is it is characterised in that described centre
Reason device (1) connects the light that can control luminous body (43) irradiation distance away from adjustment module (45).
7. the router based on Li-Fi wireless telecommunications according to claim 3 is it is characterised in that described central authorities are processed
Device (1) connection can change light source receiving angle adjustment module (56) that light source receiver (51) can receive light-source angle.
8. the router based on Li-Fi wireless telecommunications according to claim 1 or 2 or 3 is it is characterised in that described sends out
Body of light (43) includes the group of any one or more in LED, laser lamp, fluorescent lamp, Halogen light, electric filament lamp and daylight lamp
Close.
9. the router based on Li-Fi wireless telecommunications according to claim 1 or 2 or 3 is it is characterised in that described confession
Electric module (2) includes wired Power Supply Assembly (21) and/or rechargeable Power Supply Assembly (22).
10. the router based on Li-Fi wireless telecommunications according to claim 9 is it is characterised in that described rechargeable confession
Electrical component (22) includes battery (221), and battery (221) connects wireless charging module (22).
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| CN201610876489.8A CN106487699A (en) | 2016-09-30 | 2016-09-30 | Router based on Li Fi wireless telecommunications |
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| CN106953808A (en) * | 2017-04-11 | 2017-07-14 | 成都缔客行势网络科技有限公司 | The router of employing wireless charging |
| CN107046491A (en) * | 2017-03-30 | 2017-08-15 | 上海斐讯数据通信技术有限公司 | Smart home radio network gateway jointly controls the system and method for smart machine |
| CN107404353A (en) * | 2017-08-11 | 2017-11-28 | 成都理工大学 | LiFi signal modulating methods and modulator based on FPGA |
| CN107454028A (en) * | 2017-08-11 | 2017-12-08 | 成都理工大学 | LiFi signal demodulating methods and demodulator based on FPGA |
| CN112153092A (en) * | 2019-06-28 | 2020-12-29 | Oppo广东移动通信有限公司 | Information pushing method and device, terminal, information pushing equipment and electronic equipment |
| CN112153186A (en) * | 2019-06-28 | 2020-12-29 | Oppo广东移动通信有限公司 | Data transmission device of mobile terminal and mobile terminal |
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| CN112152717A (en) * | 2019-06-28 | 2020-12-29 | Oppo广东移动通信有限公司 | Information pushing method and device, terminal, information pushing equipment and electronic equipment |
| CN112637919A (en) * | 2019-10-08 | 2021-04-09 | Oppo广东移动通信有限公司 | Data transmission method and device between electronic devices |
| WO2021139496A1 (en) * | 2020-01-10 | 2021-07-15 | 大唐移动通信设备有限公司 | Communication method, network device and communication system |
| CN113572273A (en) * | 2020-04-29 | 2021-10-29 | 京东方科技集团股份有限公司 | Wireless charging device and system |
| CN114342337A (en) * | 2019-09-13 | 2022-04-12 | 昕诺飞控股有限公司 | System and method for implementing high-speed wireless file transfer |
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