CN202663403U - Visible light communication transmitting device based on time division multiple access - Google Patents

Visible light communication transmitting device based on time division multiple access Download PDF

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Publication number
CN202663403U
CN202663403U CN 201220134535 CN201220134535U CN202663403U CN 202663403 U CN202663403 U CN 202663403U CN 201220134535 CN201220134535 CN 201220134535 CN 201220134535 U CN201220134535 U CN 201220134535U CN 202663403 U CN202663403 U CN 202663403U
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China
Prior art keywords
dispensing
visible light
transmitting
microprocessor
light communication
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CN 201220134535
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Chinese (zh)
Inventor
刘若鹏
栾琳
刘敏
许学君
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Kuang Chi Intelligent Photonic Technology Ltd
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Kuang Chi Innovative Technology Ltd
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Priority to CN 201220134535 priority Critical patent/CN202663403U/en
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Abstract

The utility model discloses a visible light communication transmitting device based on time division multiple access in one embodiment, comprising a housing, a microprocessor arranged in the housing and used for coding acquired identification data which refers to unlocking information with a header and remote control information with a header, and a transmitting unit connected with the microprocessor and externally embedded at one end of the housing and used for transmitting the unlocking information and the remote control information previously coded by the microprocessor through visible light signal crossing. The visible light communication transmitting device based on time division multiple access is capable of realizing the multi-output mode of visible light communication.

Description

Visible light communication dispensing device based on time division multiple access
Technical field
The utility model relates to the optical communication technique field, is specifically related to a kind of visible light communication dispensing device based on time division multiple access.
Background technology
The wireless light communication technology claims again the visible light communication, and its high-frequency by led light source glimmers to communicate, and has light to represent 1, unglazed representative 0, and its transmission rate is up to gigabit on the per second.Wireless light communication carries out transfer of data by visible light, compares with microwave technology, and quite abundant frequency spectrum resource is arranged, and is that general microwave communication and radio communication are incomparable; Visible light communication can be suitable for any communication protocol, be applicable to any environment simultaneously; Aspect fail safe, needn't worry that Content of Communication stolen by the people; The equipment of wireless light communication is convenient flexibly, and cost is very low, is fit to extensive popularization and application.
In the prior art, visible light communication adopts single way of output, can only transmit a kind of useful signal with a branch of visible light, has limited its range of application.
The utility model content
The utility model execution mode technical problem to be solved is, a kind of visible light communication dispensing device based on time division multiple access is provided, and can realize many way of outputs of visible light communication.
In order to solve the problems of the technologies described above, the utility model execution mode provides the visible light communication dispensing device based on time division multiple access, comprises shell; Place in the shell, be used for microprocessor that the recognition data that obtains is encoded, this recognition data is for the information of unblanking of stem with the remote information of stem; Be connected with described microprocessor, be embedded in shell one end outward, be used for transmitting the information of unblanking after described microprocessor is encoded and shaking the transmitting element of control information by the visible light signal intersection.
Wherein, described dispensing device also comprises the drive circuit that is connected between microprocessor and the transmitting element, is used for the electric current of described microprocessor output is increased to the operating current of described transmitting element, sends visible light signal to drive described transmitting element.
Wherein, described dispensing device also comprises the verification operator unit that is connected with microprocessor, is used for the recognition data behind the coding is carried out the verification computing.
Wherein, described dispensing device also comprises the encryption subelement that is connected with microprocessor, is used for the recognition data behind the coding is encrypted.
Wherein, described dispensing device also comprises be used to the memory cell of storing described recognition data.
Wherein, described dispensing device also comprises the power supply that is connected with each functional unit of described dispensing device.
Wherein, described dispensing device also comprises the button that is connected with described power supply, is used for controlling according to the triggering signal that receives the shutoff of described power supply.
Wherein, described power supply is storage battery, rechargeable battery or button cell.
Wherein, described dispensing device is portable terminal.
Wherein, described transmitting element is light-emitting diode.
Dispensing device that the utility model provides adopts the mode of time division multiple access to send information, and therefore same dispensing device can corresponding different receiving terminals, has enlarged the range of application of dispensing device; In addition, information exchange is crossed visible light signal and is transmitted, and the linear transmission characteristic owing to light signal is not easy to be stolen, thereby improves the fail safe of dispensing device the transmission of data.
Description of drawings
In order to be illustrated more clearly in the utility model execution mode or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in execution mode or the description of the Prior Art, apparently, accompanying drawing in the following describes only is execution modes more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the visible light communication dispensing device structural representation that the utility model the first execution mode provides;
Fig. 2 is the optical communication schematic diagram based on time division multiple access that the first execution mode provides;
Fig. 3 is the visible light communication dispensing device structural representation that the utility model the second execution mode provides;
Fig. 4 is the visible light communication dispensing device structural representation that the utility model the 3rd execution mode provides;
Fig. 5 is the visible light communication dispensing device structural representation that the utility model the 4th execution mode provides;
Fig. 6 is the visible light communication dispensing device structural representation that the utility model the 5th execution mode provides;
Fig. 7 is the visible light communication dispensing device structural representation that the utility model the 6th execution mode provides;
Fig. 8 is the front view of the visible light communication dispensing device that provides of the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model execution mode, technical scheme in the utility model execution mode is clearly and completely described, obviously, described execution mode only is the utility model part execution mode, rather than whole execution modes.Based on the execution mode in the utility model, those of ordinary skills are not making the every other execution mode that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Among the utility model embodiment, the visible light communication dispensing device adopts the mode of time division multiple access, transmits recognition data by light signal to different receiving systems, thereby realizes many way of outputs of visible light signal.
Referring to Fig. 1, it is the visible light communication dispensing device 100 that the utility model the first execution mode provides.In the present embodiment, described visible light communication dispensing device 100 is used for visible light communication system, as signal output apparatus.Described visible light communication dispensing device 100 comprises shell (not identifying among Fig. 1); Place the microprocessor 11 in the shell and the transmitting element 12 that is embedded in shell one end outward.
Microprocessor 11 be used for the recognition data that obtains is encoded, and the recognition data after will encoding sends to transmitting element 12.Concrete, microprocessor 11 is converted to binary data with the recognition data that obtains, and according to the Manchester's code mode binary data is converted to up and down along triggering signal again.Within a time cycle, binary data " 1 " is converted to the trailing edge triggering signal, " 0 " is converted to the rising edge triggering signal.Wherein, recognition data is for the information of unblanking of stem with the remote information of stem.
The transmitting element 12 that is connected with microprocessor 11 is used for transmitting the information of unblanking after described microprocessor is encoded and shaking control information by the visible light signal intersection.This transmitting element 12 can be light-emitting diode, and is luminous when receiving the trailing edge triggering signal, not luminous when receiving the rising edge triggering signal.
Referring to Fig. 2, be the optical communication schematic diagram based on time division multiple access that the first execution mode provides, should be as follows based on the optical communication of time division multiple access: when transmitting element 12 sends visible light signal, carried the recognition data of data format shown in 21 in this signal.For example, the form of recognition data is: the information heading of the unblanking-message segment of unblanking 1+ remote information stem-remote information section 1 ... information heading-the message segment of unblanking n+ remote information stem-remote information section n unblanks.
Certainly, in other embodiments, when described recognition data was binary data, microprocessor 11 also can directly be converted to recognition data up and down along triggering signal.Described transmitting element 12 can be not luminous when receiving the trailing edge triggering signal yet, and is luminous when receiving the rising edge triggering signal.Described microprocessor 11 can adopt digit chip.
Referring to Fig. 3, it is the visible light communication dispensing device 100 that the utility model the second execution mode provides.With respect to the first execution mode, dispensing device 100 is on the basis of microprocessor 11 and transmitting element 12, also comprise the drive circuit 31 that is connected between microprocessor 11 and the transmitting element 12, be used for the electric current of microprocessor 11 outputs is increased to the operating current of transmitting element 12, according to driving transmitting element 12 along triggering signal up and down and send visible light signal behind microprocessor 11 codings.In the present embodiment, when receiving the trailing edge triggering signal, drive circuit 31 drives transmitting element 12 luminous.
Referring to Fig. 4, it is the visible light communication dispensing device 100 that the utility model the 3rd execution mode provides.With respect to the second execution mode, dispensing device 100 is on the basis of microprocessor 11, transmitting element 12 and drive circuit 31, also comprise the verification operator unit 41 that is connected with microprocessor 11, be used for the recognition data behind microprocessor 11 codings is carried out the verification computing, to guarantee the reliability of this recognition data transmission.
Referring to Fig. 5, it is the visible light communication dispensing device 100 that the utility model the 4th execution mode provides.With respect to the 3rd execution mode, dispensing device 100 is on the basis of microprocessor 11, transmitting element 12, drive circuit 31 and verification operator unit 41, also comprise the encryption subelement 51 that is connected with microprocessor 11, be used for the data behind microprocessor 11 codings are encrypted, this encryption subelement 51 can integrate with microprocessor 11, also can individualism.
In the present embodiment, owing to added encryption subelement 51, thus further improved fail safe.
Referring to Fig. 6, it is the visible light communication dispensing device 100 that the utility model the 5th execution mode provides.With respect to the 4th execution mode, dispensing device 100 is on the basis of microprocessor 11, transmitting element 12, drive circuit 31, verification operator unit 41 and encryption subelement 51, also comprise memory cell 61, be used for storing identification data, this recognition data is for the information of unblanking of stem with the remote information of stem.In the present embodiment, memory cell 61 can adopt programmable read only memory, Erasable Programmable Read Only Memory EPROM or flash memory.Described recognition data can directly be write or be write by the user by manufacturer.Described recognition data can adopt binary system to write or adopt the computer programming languages such as other assembler languages of being convenient to identify, high-level language to write.In the present embodiment, for the ease of reading, described recognition data adopts high-level [computer to write.
Referring to Fig. 7, it is the visible light communication dispensing device 100 that the utility model the 6th execution mode provides.With respect to the 5th execution mode, dispensing device 100 also comprises the power supply 71 that is connected with each functional unit of dispensing device 100 and the button 72 that is connected with power supply 71 on the basis of microprocessor 11, transmitting element 12, drive circuit 31, verification operator unit 41, encryption subelement 51 and memory cell 61.Power supply 71 is used for providing electric energy to be connected each functional unit with it.Described power supply 71 can be electrically connected with each functional unit of dispensing device 100 by button 72.When button 72 is connected, described power supply 71 is realized conducting with microprocessor 11, transmitting element 12, drive circuit 31, verification operator unit 41, encryption subelement 51 and memory cell 61, thereby transmitting element 12 is luminous, sends the light signal that characterizes described recognition data.Certainly, in other embodiments, visible light communication dispensing device 100 also can not comprise described power supply 71 and button 72, and the mode of connection direct-electrifyings such as employing USB.Described power supply can adopt rechargeable battery or button cell.
Referring to Fig. 8, it is the front view of the visible light communication dispensing device 100 that provides of the utility model embodiment.This communication transmitting device 100 comprises the transmitting element 12 that places shell 81 1 ends and the button 72 that is embedded in shell 81 outer surfaces, and when button 72 was pressed, transmitting element 12 sent visible light signal.
The visible light communication dispensing device 100 that the utility model provides is by combining tdma with visible light communication, transmit unblank information and remote information by the light signal intersection, thereby the visible light signal that this visible light communication dispensing device 100 sends namely can as the encrypted message of unblanking, also can be used as the encrypted message that remote control home appliance turn-offs.Thereby improving the user experiences.
Above disclosed only is a kind of better embodiment of the utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim still belongs to the scope that the utility model is contained.

Claims (8)

1. the visible light communication dispensing device based on time division multiple access is characterized in that, comprises shell; Place in the shell, be used for microprocessor that the recognition data that obtains is encoded, this recognition data is for the information of unblanking of stem with the remote information of stem; Be connected with described microprocessor, be embedded in shell one end outward, be used for transmitting the information of unblanking after described microprocessor is encoded and shaking the transmitting element of control information by the visible light signal intersection.
2. dispensing device according to claim 1, it is characterized in that, described dispensing device also comprises the drive circuit that is connected between microprocessor and the transmitting element, be used for the electric current of described microprocessor output is increased to the operating current of described transmitting element, send visible light signal to drive described transmitting element.
3. dispensing device according to claim 1 is characterized in that, described dispensing device also comprises be used to the memory cell of storing described recognition data.
4. dispensing device according to claim 1 is characterized in that, described dispensing device also comprises the power supply that is connected with each functional unit of described dispensing device.
5. dispensing device according to claim 4 is characterized in that, described dispensing device also comprises the button that is connected with described power supply, is used for controlling according to the triggering signal that receives the shutoff of described power supply.
6. dispensing device according to claim 4 is characterized in that, described power supply is storage battery, rechargeable battery or button cell.
7. dispensing device according to claim 1 is characterized in that, described dispensing device is portable terminal.
8. dispensing device according to claim 1 is characterized in that, described transmitting element is light-emitting diode.
CN 201220134535 2012-04-01 2012-04-01 Visible light communication transmitting device based on time division multiple access Active CN202663403U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103368647A (en) * 2012-04-01 2013-10-23 深圳光启创新技术有限公司 Visible light communication transmitting device based on time division multiple access

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103368647A (en) * 2012-04-01 2013-10-23 深圳光启创新技术有限公司 Visible light communication transmitting device based on time division multiple access
CN103368647B (en) * 2012-04-01 2017-02-22 深圳光启智能光子技术有限公司 Visible light communication transmitting device based on time division multiple access

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GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: SHENZHEN GUANGQI INTELLIGENT PHOTONICS TECHNOLOGY

Free format text: FORMER OWNER: SHENZHEN KUANG-CHI INNOVATION TECHNOLOGY CO., LTD.

Effective date: 20150710

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20150710

Address after: 518000 Guangdong city of Shenzhen province Futian District Shennan Road and CaiTian Road intersection East Xintiandi Plaza C block 2007-27

Patentee after: Shenzhen Guang Qi intelligent photonic Technology Co., Ltd.

Address before: 518034 A international business center, No. 1061, Xiang Mei Road, Guangdong, Shenzhen, Futian District, China 18B

Patentee before: Shenzhen Kuang-Chi Innovation Technology Co., Ltd.