CN105024762A - Mobile communication equipment applied to mine - Google Patents
Mobile communication equipment applied to mine Download PDFInfo
- Publication number
- CN105024762A CN105024762A CN201510485640.0A CN201510485640A CN105024762A CN 105024762 A CN105024762 A CN 105024762A CN 201510485640 A CN201510485640 A CN 201510485640A CN 105024762 A CN105024762 A CN 105024762A
- Authority
- CN
- China
- Prior art keywords
- signal
- telecommunication
- communication
- processor
- mine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Optical Communication System (AREA)
Abstract
The invention discloses mobile communication equipment applied to a mine. The mobile communication equipment comprises a visible light communication circuit, a processor, a power supply circuit and an information prompting device. The power supply circuit supplies power to the visible light communication circuit, the processor and the information prompting device which are connected with the power supply circuit. The visible light communication circuit receives light signals and converts the light signals into electric signals and transmits the electric signals to the processor connected with the visible light communication circuit. The processor receives the electric signals and modulates and demodulates the electric signals to generate communication signals and transmits the generated communication signals to the information prompting device connected with the processor. The information prompting device receives the communication signals and responds to the communication signals. Communication rate and communication precision of communication under the mine can be enhanced.
Description
Technical field
The present invention relates to mine communication technical field, particularly relate to a kind of mobile communication equipment being applied to mine.
Background technology
In prior art, mainly adopt following two kinds of modes for the communication under ore deposit, one is based on 3G/4G network, and under ore deposit, communication base station is connected with communication terminal by 3G or 4G communication module, then to be connected with communication system on ore deposit by Ethernet and to realize communicating.Another kind is based on Zigbee-technology, and under ore deposit, system is primarily of dominant base, little base station, mobile identification card composition.Dominant base comprises network interface, is communicated with production safety monitoring and scheduling center by Ethernet or other wired approach.What little base station was fixing is distributed in underworkings, covers tunnel under whole ore deposit completely.Little base station and underground work personnel carry mobile identification card and communicate, and obtain the ID of mobile identification card, the electromagnetic radiation of reception and the information such as position coordinates that calculates and pass to dominant base by wireless.
But, all there is shortcoming in existing two kinds of modes, based on the communication equipment of 3G/4G network, because 3G/4G Internet Transmission is unstable, when fire damp concentration is higher, tunnel is bending, particularly cave in accident time, 3G/4G network channel is easily blocked, and therefore uses 3G/4G network to there is certain risk and the precision of communication is not high.Based on the communication equipment of ZigBee technology, because Zigbee network coverage is little, transmission rate is low, the traffic rate of the primary demand that communicates under therefore can not reaching ore deposit far away.
In sum, there is the problems such as traffic rate is low, communication precision is low in the mobile communication equipment being applied to mine of the prior art.
Summary of the invention
The invention provides a kind of mobile communication equipment being applied to mine, the traffic rate of ore deposit underground communica tion and the precision that communicates can be improved.
The invention provides a kind of mobile communication equipment being applied to mine, comprising: visible light communication circuit, processor, power-supplying circuit and information presentation device; Wherein:
Described power-supplying circuit provides power supply for coupled described visible light communication circuit, processor and information presentation device;
Described visible light communication circuit receiving optical signals, changes described light signal into the signal of telecommunication, and the described signal of telecommunication is sent to connected described processor;
Described processor receives the described signal of telecommunication, carries out modulation /demodulation and generates signal of communication, and the signal of communication of generation is sent to connected described information presentation device to the described signal of telecommunication;
Described information presentation device receives described signal of communication, and responds described signal of communication.
Preferably, described visible light communication circuit comprises: optical-electrical converter, the first filter capacitor, signal amplifier, the second filter capacitor and comparator; Wherein:
Described optical-electrical converter receiving optical signals, changes the light signal received into the signal of telecommunication, and the described signal of telecommunication is sent to connected described first filter capacitor;
The signal of telecommunication received is carried out filtering by described first filter capacitor, and the signal of telecommunication is after filtering sent to connected described signal amplifier;
Described signal amplifier by receive after filtering after the signal of telecommunication amplify, and by through amplification after the signal of telecommunication be sent to connected described second filter capacitor;
The signal of telecommunication after amplifying received is carried out secondary filtering by described second filter capacitor, and the signal of telecommunication after secondary filtering is sent to connected described comparator;
The signal of telecommunication received is carried out initial decision by described comparator, and the signal of telecommunication after judging is inputted connected processor.
Preferably, described optical-electrical converter is photodiode.
Preferably, described information presentation device comprises: loud speaker;
Described loud speaker is broadcasted the voice signal in the signal of communication obtained after described processor modulation /demodulation.
Preferably, described equipment also comprises: infrared communication circuit;
Described power-supplying circuit is connected with described infrared communication circuit, for described infrared communication circuit provides power supply;
Described infrared communication circuit is connected with described processor, sends the infrared signal of carrying the intrinsic ID identity information of described mobile communication equipment.
Preferably, described infrared communication circuit comprises: triode and infrared transmitter; Wherein:
Described triode is connected with described infrared transmitter, the infrared communication circuit consisted of described triode and infrared transmitter is modulated the triggering signal that described processor sends, and sends the infrared signal of carrying the intrinsic ID identity information of described mobile communication equipment according to the triggering signal after modulation simultaneously.
Preferably, the PNP type triode of described triode to be model be Q18550.
Preferably, described infrared transmitter is electro-optic conversion diode.
Preferably, described processor is STM32 process chip.
Preferably, described power-supplying circuit comprises: storage battery and voltage stabilizing chip; Wherein:
Described voltage stabilizing chip is connected with described storage battery, carries out voltage stabilizing to the voltage that shown storage battery provides.
From such scheme, a kind of mobile communication equipment being applied to mine provided by the invention, the light signal in mine is received by visible light communication circuit, change the light signal received into the signal of telecommunication, and by processor, modulation /demodulation is carried out to the signal of telecommunication, the signal of communication obtained after modulation /demodulation is responded by information presentation device, thus the mobile communication equipment under mine can obtain by the communication information on the mine of optical signal transmission.With the communication process under mine on whole mine, only just need can realize communication by the visible ray in mine, without the need to additionally connecting up, and there is not the problem of network communication signal difference, improve the traffic rate of ore deposit underground communica tion and the precision that communicates.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation being applied to the mobile communication equipment of mine disclosed in the embodiment of the present invention;
Fig. 2 is the circuit diagram of visible light communication circuit disclosed by the invention;
Fig. 3 another kind disclosed in the embodiment of the present invention is applied to the structural representation of the mobile communication equipment of mine;
Fig. 4 is the circuit diagram of infrared communication circuit disclosed by the invention;
Fig. 5 is a kind of structural representation being applied to the ore deposit cap of mine disclosed by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, a kind of mobile communication equipment being applied to mine disclosed in the embodiment of the present invention, comprising: visible light communication circuit 11, processor 12, power-supplying circuit 13 and information presentation device 14; Wherein:
Power-supplying circuit 13 provides power supply for coupled visible light communication circuit 11, processor 12 and information presentation device 14;
Visible light communication circuit 11 receiving optical signals, changes light signal into the signal of telecommunication, and the signal of telecommunication is sent to connected processor 12;
Processor 12 receives the signal of telecommunication, carries out modulation /demodulation and generates signal of communication, and the signal of communication of generation is sent to connected information presentation device 14 to the signal of telecommunication;
Information presentation device 14 receiving communication signal, and respond described signal of communication.
The operation principle of above-described embodiment is: with when communicating under mine on mine, is applied to power-supplying circuit 13 in the mobile communication equipment under mine for the visible light communication circuit 11 in mobile communication equipment, processor 12 and information presentation device 14 and provides working power.
In the process of communication, when mine needing diffuse information under mine, to the information transmission propagated be needed to the LED mine lamp in mine by transmission line, LED mine lamp luminescence produces visible ray light signal, the visible ray light signal that LED mine lamp in mine sends is received by visible light communication circuit 11, the light signal received is carried out opto-electronic conversion, changes light signal into the signal of telecommunication, and the signal of telecommunication is sent in processor 12.
Processor 12 carries out modulation /demodulation to the signal of telecommunication received, namely the signal of telecommunication is decoded, be decoded as with mine on need the signal of communication of the information match propagated, then the signal of communication obtained of decoding is sent to information presentation device 14, by information presentation device 14, the signal of communication received is responded, the information that mine is propagated can be obtained under mine.
From such scheme, a kind of mobile communication equipment being applied to mine provided by the invention, the light signal in mine is received by visible light communication circuit, change the light signal received into the signal of telecommunication, and by processor, modulation /demodulation is carried out to the signal of telecommunication, the signal of communication obtained after modulation /demodulation is responded by information presentation device, thus the mobile communication equipment under mine can obtain by the communication information on the mine of optical signal transmission, with the communication process under mine on whole mine, only just need can realize communication by the visible ray in mine, without the need to additionally connecting up, and there is not the problem of network communication signal difference, improve the traffic rate of ore deposit underground communica tion and the precision that communicates.
Concrete, as shown in Figure 2, in above-described embodiment can by wherein a kind of implementation of optical communication circuit.This circuit comprises: optical-electrical converter D2, the first filter capacitor C7, signal amplifier AD811, the second filter capacitor C6 and comparator TLV350AID.Optical-electrical converter D2 wherein can be photodiode.
The operation principle of this circuit is: the visible ray light signal sent by LED mine lamp under optical-electrical converter D2 reception mine, the light signal received is carried out opto-electronic conversion, be converted to the signal of telecommunication, first the signal of telecommunication be converted to carries out filtering by the first filter capacitor C7, filtering interference signals, pass through the filtered signal of telecommunication for the first time and again pass through signal amplifier AD811, signal amplifier AD811 amplifies the useful signal of telecommunication, the signal of telecommunication after amplifying carries out filtering by the second filter capacitor C6 again, filtering interference signals, compare finally by comparator TLV350AID, by comparing with the predeterminated voltage of comparator TLV350AID, export low and high level signal.
Concrete, the information presentation device in above-described embodiment, can realize display mine needing the video information propagated, and also can realize display mine needing the Word message propagated, and can also realize prompting mine needing the voice messaging propagated.Such as, when needing the prompting realizing mine needing the voice messaging propagated, information presentation device can comprise a loud speaker, loud speaker is broadcasted voice signal in the signal of communication obtained after processor modulation /demodulation, thus achieves the communicating information to staff under mine, can also realize reporting to the police by loud speaker, when being in an emergency, mine sends warning message, and loud speaker can send alarm sound, reminds the staff under mine.
Concrete, the processor in above-described embodiment can be STM32 process chip, and STM32 process chip is connected with visible light communication circuit by I/O interface, and the signal of telecommunication realized visible light communication circuit sends carries out modulation /demodulation.
Concrete, the power-supplying circuit in above-described embodiment can comprise storage battery and voltage stabilizing chip; Wherein storage battery can be rechargeable battery, and voltage stabilizing chip can be LD1117S33 chip.By voltage stabilizing chip, voltage stabilizing is carried out to the voltage that storage battery provides, the voltage being supplied to visible light communication circuit, processor and information presentation device can be made more stable.
As shown in Figure 3, the present invention also discloses a kind of mobile communication equipment being applied to mine on the basis of above-described embodiment, comprising: visible light communication circuit 31, processor 32, power-supplying circuit 33, information presentation device 34 and infrared communication circuit 35; Wherein:
Power-supplying circuit 33 provides power supply for coupled visible light communication circuit 31, processor 32, information presentation device 34 and infrared communication circuit 35;
Visible light communication circuit 31 receiving optical signals, changes light signal into the signal of telecommunication, and the signal of telecommunication is sent to connected processor 32;
Processor 32 receives the signal of telecommunication, carries out modulation /demodulation and generates signal of communication, and the signal of communication of generation is sent to connected information presentation device 34 to the signal of telecommunication;
Information presentation device 34 receiving communication signal, and respond described signal of communication;
Infrared communication circuit 35 is connected with processor 32, sends the infrared signal of carrying the intrinsic ID identity information of mobile communication equipment.
The operation principle of above-described embodiment is: with when communicating under mine on mine, is applied to power-supplying circuit 33 in the mobile communication equipment under mine for the visible light communication circuit 31 in mobile communication equipment, processor 32 and information presentation device 34 and provides working power.
In the process of communication, when mine needing diffuse information under mine, to the information transmission propagated be needed to the LED mine lamp in mine by transmission line, LED mine lamp luminescence produces visible ray light signal, the visible ray light signal that LED mine lamp in mine sends is received by visible light communication circuit 31, the light signal received is carried out opto-electronic conversion, changes light signal into the signal of telecommunication, and the signal of telecommunication is sent in processor 32.
Processor 32 carries out modulation /demodulation to the signal of telecommunication received, namely the signal of telecommunication is decoded, be decoded as with mine on need the signal of communication of the information match propagated, then the signal of communication obtained of decoding is sent to information presentation device 34, by information presentation device 34, the signal of communication received is responded, the information that mine is propagated can be obtained under mine.
The positional information of ore deposit underground moving communication equipment, except the information on mine being passed to the mobile communication equipment under mine, can also be passed to the Surveillance center on mine by the present embodiment.
When needing the positional information of mobile communication equipment to be passed on mine, processor 32 being triggered, making processor 32 send triggering signal.Wherein, can be the triggering of processor 32 self timing to the triggering of processor 32, also can be the button by mobile communication equipment is arranged, by trigger key, thus make processor 32 send triggering signal.Wherein, also store the identity information of mobile communication equipment in processor 32, each mobile communication equipment all has oneself intrinsic ID identity information.
After processor 32 sends triggering signal, the identity information of the mobile communication equipment of storage is also together outwards sent simultaneously, the triggering signal that infrared communication circuit 35 sends according to processor 32, the infrared signal of mobile communication equipment identity information is carried in outside transmission, the infrared signal of carrying communication equipment ID identity information is received by the LED mine lamp of the infrared remote receiver in mine, each LED mine lamp with infrared remote receiver in mine also has intrinsic ID identity information, the ID identity information of the ID identity information by mobile communication equipment and the LED mine lamp with infrared remote receiver just can learn that mobile communication equipment is arranged in the position of mine, thus the location realized mobile communication equipment.
From such scheme, a kind of mobile communication equipment being applied to mine provided by the invention, the light signal in mine is received by visible light communication circuit, change the light signal received into the signal of telecommunication, and by processor, modulation /demodulation is carried out to the signal of telecommunication, the signal of communication obtained after modulation /demodulation is responded by information presentation device, thus the mobile communication equipment under mine can obtain by the communication information on the mine of optical signal transmission, with the communication process under mine on whole mine, only just need can realize communication by the visible ray in mine, without the need to additionally connecting up, and there is not the problem of network communication signal difference, improve the traffic rate of ore deposit underground communica tion and the precision that communicates.Meanwhile, outwards sent the infrared signal of carrying the intrinsic ID identity information of mobile communication equipment by infrared communication circuit, can learn that mobile communication equipment is arranged in the position of mine, thus realize the real-time location to mobile communication equipment.
Concrete, as shown in Figure 4, be wherein a kind of implementation of infrared communication circuit in above-described embodiment.This circuit comprises: triode Q1 and infrared transmitter E1; Wherein, the infrared communication circuit consisted of triode Q1 and infrared transmitter E1 carries out OOK modulation to the triggering signal that processor sends, and infrared transmitter E1 sends the infrared signal of carrying the intrinsic ID identity information of described mobile communication equipment according to the triggering signal after modulation.Wherein, the model of triode can be the PNP type triode of Q18550.Infrared transmitter can be electro-optic conversion diode.
Concrete, the information presentation device in above-described embodiment, can realize display mine needing the video information propagated, and also can realize display mine needing the Word message propagated, and can also realize prompting mine needing the voice messaging propagated.Such as, when needing the prompting realizing mine needing the voice messaging propagated, information presentation device can comprise a loud speaker, loud speaker is broadcasted voice signal in the signal of communication obtained after processor modulation /demodulation, thus achieves the communicating information to staff under mine, can also realize reporting to the police by loud speaker, when being in an emergency, mine sends warning message, and loud speaker can send alarm sound, reminds the staff under mine.
Concrete, the processor in above-described embodiment can be STM32 process chip, and STM32 process chip is connected with visible light communication circuit by I/O interface, and the signal of telecommunication realized visible light communication circuit sends carries out modulation /demodulation.
Concrete, the power-supplying circuit in above-described embodiment can comprise storage battery and voltage stabilizing chip; Wherein storage battery can be rechargeable battery, and voltage stabilizing chip can be LD1117S33 chip.By voltage stabilizing chip, voltage stabilizing is carried out to the voltage that storage battery provides, the voltage being supplied to visible light communication circuit, processor and information presentation device can be made more stable.
The mobile communication equipment being applied to mine disclosed by the invention, in order to the convenience used, can be set to staff under mine can the structure of body-worn, such as, mobile communication equipment can be integrated on ore deposit cap that staff under mine wears, also mobile communication equipment can be integrated on work clothes that staff under mine dresses.Concrete implementation can change according to demand flexibly.
As shown in Figure 5, exactly mobile communication equipment is integrated in the structural representation on ore deposit cap that staff under mine wears.
Concrete, as shown in the figure, power-supplying circuit is arranged in battery case, is connected with visible light communication circuit, infrared communication circuit by wire with processor.When mine needs to mine issue send alarm signal time, the visible ray light signal that in mine, LED mine lamp sends is received by optical-electrical converter, the light signal received is carried out opto-electronic conversion, after being undertaken by visible light communication circuit and processor, the sound of warning is sent by loud speaker, alarm sound, after hearing alarm sound, is closed by trigger key by the staff wearing ore deposit cap.When the staff under mine needs to send warning message on mine, trigger the button on the cap of ore deposit, processor, infrared communication circuit receive button be trigger information after, to outwards be sent the infrared signal of carrying the intrinsic ID identity information of ore deposit cap by infrared transmitter, the infrared signal of carrying the intrinsic ID identity information of ore deposit cap by receiving on mine can navigate to the position at this cap place, ore deposit.The LED illumination lamp pearl that ore deposit cap is installed, for mine staff illumination operationally.
If the function described in the present embodiment method using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computing equipment read/write memory medium.Based on such understanding, the part of the part that the embodiment of the present invention contributes to prior art or this technical scheme can embody with the form of software product, this software product is stored in a storage medium, comprising some instructions in order to make a computing equipment (can be personal computer, server, mobile computing device or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiment, between each embodiment same or similar part mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. be applied to a mobile communication equipment for mine, it is characterized in that, comprising: visible light communication circuit, processor, power-supplying circuit and information presentation device; Wherein:
Described power-supplying circuit provides power supply for coupled described visible light communication circuit, processor and information presentation device;
Described visible light communication circuit receiving optical signals, changes described light signal into the signal of telecommunication, and the described signal of telecommunication is sent to connected described processor;
Described processor receives the described signal of telecommunication, carries out modulation /demodulation and generates signal of communication, and the signal of communication of generation is sent to connected described information presentation device to the described signal of telecommunication;
Described information presentation device receives described signal of communication, and responds described signal of communication.
2. equipment according to claim 1, is characterized in that, described visible light communication circuit comprises: optical-electrical converter, the first filter capacitor, signal amplifier, the second filter capacitor and comparator; Wherein:
Described optical-electrical converter receiving optical signals, changes the light signal received into the signal of telecommunication, and the described signal of telecommunication is sent to connected described first filter capacitor;
The signal of telecommunication received is carried out filtering by described first filter capacitor, and the signal of telecommunication is after filtering sent to connected described signal amplifier;
Described signal amplifier by receive after filtering after the signal of telecommunication amplify, and by through amplification after the signal of telecommunication be sent to connected described second filter capacitor;
The signal of telecommunication after amplifying received is carried out secondary filtering by described second filter capacitor, and the signal of telecommunication after secondary filtering is sent to connected described comparator;
The signal of telecommunication received is carried out initial decision by described comparator, and the signal of telecommunication after judging is inputted connected processor.
3. equipment according to claim 2, is characterized in that, described optical-electrical converter is photodiode.
4. equipment according to claim 1, is characterized in that, described information presentation device comprises: loud speaker;
Described loud speaker is broadcasted the voice signal in the signal of communication obtained after described processor modulation /demodulation.
5. equipment according to claim 1, is characterized in that, also comprises: infrared communication circuit;
Described power-supplying circuit is connected with described infrared communication circuit, for described infrared communication circuit provides power supply;
Described infrared communication circuit is connected with described processor, sends the infrared signal of carrying the intrinsic ID identity information of described mobile communication equipment.
6. equipment according to claim 5, is characterized in that, described infrared communication circuit comprises: triode and infrared transmitter; Wherein:
Described triode is connected with described infrared transmitter, the infrared communication circuit consisted of described triode and infrared transmitter is modulated the triggering signal that described processor sends, and sends the infrared signal of carrying the intrinsic ID identity information of described mobile communication equipment according to the triggering signal after modulation simultaneously.
7. equipment according to claim 6, is characterized in that, the PNP type triode of described triode to be model be Q18550.
8. equipment according to claim 6, is characterized in that, described infrared transmitter is electro-optic conversion diode.
9. equipment according to claim 1, is characterized in that, described processor is STM32 process chip.
10. equipment according to claim 1, is characterized in that, described power-supplying circuit comprises: storage battery and voltage stabilizing chip; Wherein:
Described voltage stabilizing chip is connected with described storage battery, carries out voltage stabilizing to the voltage that shown storage battery provides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510485640.0A CN105024762A (en) | 2015-08-10 | 2015-08-10 | Mobile communication equipment applied to mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510485640.0A CN105024762A (en) | 2015-08-10 | 2015-08-10 | Mobile communication equipment applied to mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105024762A true CN105024762A (en) | 2015-11-04 |
Family
ID=54414507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510485640.0A Pending CN105024762A (en) | 2015-08-10 | 2015-08-10 | Mobile communication equipment applied to mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105024762A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111181644A (en) * | 2020-02-01 | 2020-05-19 | 东莞智联光频科技有限公司 | Mobile phone terminal equipment for LED visible light mobile communication system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050265731A1 (en) * | 2004-05-28 | 2005-12-01 | Samsung Electronics Co.; Ltd | Wireless terminal for carrying out visible light short-range communication using camera device |
| CN101753214A (en) * | 2009-12-07 | 2010-06-23 | 路胜天 | Method and device for implementation of wireless communication via LED |
| CN204761444U (en) * | 2015-08-10 | 2015-11-11 | 中国人民解放军信息工程大学 | Be applied to mobile communication device of mine |
-
2015
- 2015-08-10 CN CN201510485640.0A patent/CN105024762A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050265731A1 (en) * | 2004-05-28 | 2005-12-01 | Samsung Electronics Co.; Ltd | Wireless terminal for carrying out visible light short-range communication using camera device |
| CN101753214A (en) * | 2009-12-07 | 2010-06-23 | 路胜天 | Method and device for implementation of wireless communication via LED |
| CN204761444U (en) * | 2015-08-10 | 2015-11-11 | 中国人民解放军信息工程大学 | Be applied to mobile communication device of mine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111181644A (en) * | 2020-02-01 | 2020-05-19 | 东莞智联光频科技有限公司 | Mobile phone terminal equipment for LED visible light mobile communication system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206921126U (en) | A kind of Internet of Things electronic tag with positioning function | |
| US10116431B2 (en) | Optical communication transmitting apparatus and receiving apparatus | |
| US9749831B2 (en) | Method and apparatus for generating distress signal | |
| CN104989452A (en) | Wireless underground miner positioning and construction area environment safety intelligent monitoring system | |
| CN108900974A (en) | Based on 2.4G RFID, UWB and LoRa personal scheduling communication positioning terminal and method | |
| CN203588424U (en) | Voice broadcaster and voice broadcasting system | |
| CN204761444U (en) | Be applied to mobile communication device of mine | |
| KR101409824B1 (en) | Emergency management system based on bluetooth communication | |
| CN108627800A (en) | Underground mining area personnel location system and method | |
| KR101060919B1 (en) | Automatic Distress Report System Using Zigbee Communication | |
| CN105024762A (en) | Mobile communication equipment applied to mine | |
| CN107195110A (en) | A kind of portable power source lending system | |
| KR101426732B1 (en) | Device for preventing from kidnapping and lost child and information system therefor | |
| CN102799923A (en) | Mine personnel electronic-tag with displaying and alarming functions and signal processing method thereof | |
| CN104993874A (en) | Visible light communication tunnel lamp used in mine pits | |
| CN205154258U (en) | Colliery personnel in pit's positioning device | |
| CN210629873U (en) | Open-air SOS system | |
| CN109068308A (en) | A kind of automatic alarm method and system based on bracelet | |
| CN212394020U (en) | Wearable intelligent helmet based on MESH network | |
| CN113447969A (en) | Multifunctional emergency rescue positioning beacon and management system thereof | |
| CN203673629U (en) | Anti-losing key pendant found by means of telephone or short message | |
| CN204761445U (en) | Be applied to visible light communication tunnel lamp of mine | |
| CN207939515U (en) | A kind of visible light communication external device and electronic equipment | |
| CN204937058U (en) | The child wears equipment of protection in a kind of car | |
| CN216053060U (en) | Based on multi-functional location label device of UWB |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151104 |