CN103297888A - Wireless headset device, mobile terminal device and light source device capable of being modulated - Google Patents
Wireless headset device, mobile terminal device and light source device capable of being modulated Download PDFInfo
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- CN103297888A CN103297888A CN2013101449441A CN201310144944A CN103297888A CN 103297888 A CN103297888 A CN 103297888A CN 2013101449441 A CN2013101449441 A CN 2013101449441A CN 201310144944 A CN201310144944 A CN 201310144944A CN 103297888 A CN103297888 A CN 103297888A
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Abstract
The invention relates to a wireless headset device which comprises a headset body and a visible light wireless receiving module. The visible light wireless receiving module comprises a visible light detecting device and a first signal processing unit electrically connected with the visible light detecting device. The visible light detecting device can be movably arranged on the headset body under the state that the visible light detecting device is kept to be electrically connected with the first signal processing unit, and the visible light detecting device is used for receiving visible light signals containing voice signals and converting the visible light signals into electric signals. The first signal processing unit is arranged in the headset body and used for processing the electric signals to output the processed voice signals to allow the headset body to play voices. According to the wireless headset device, a mobile terminal device and a light source device capable of being modulated, visible light is used for achieving communication, communication quality is high, and application is wide.
Description
Technical field
The present invention relates to wireless communication technology field, particularly a kind of wireless earphone device, mobile terminal apparatus and can modulate light source device.
Background technology
Universal day by day along with mobile terminal apparatus, the demand of wireless headset grows with each passing day; The wireless radiofrequency earphone is widely used because of its simple operations, but the power consumption height of wireless radiofrequency earphone, is subject to disturb and have potential safety hazard, can not satisfy the requirement of the growing secure communication of people, high communication quality.
Therefore, be necessary to provide improved technical scheme to overcome the above technical problem that exists in the prior art.
Summary of the invention
The technical problem to be solved in the present invention provides wireless earphone device, mobile terminal apparatus and can modulate light source device, good, the high communication quality of its secure wireless communication.
For solving the problems of the technologies described above, the invention provides a kind of wireless earphone device, it comprises headset main body and visible light wireless receiving module.Described visible light wireless receiving module comprises visible light detecting element and first signal processing unit that is electrically connected with described visible light detecting element.Wherein, described visible light detecting element keep with state that described first signal processing unit is electrically connected under movably be installed on the described headset main body, be loaded with the visible light signal of voice signal and convert described visible light signal to the signal of telecommunication for reception; Described first signal processing unit is arranged in the described headset main body, is used for the voice signal that the described signal of telecommunication is handled to export after the processing is play voice for described headset main body.
The present invention also provides a kind of mobile terminal apparatus, comprises main body and is installed in imaging apparatus on the described main body, and described mobile terminal apparatus also comprises visible light wireless receiving module, visible light wireless transmitter module and state handover module.Described visible light wireless receiving module comprises the visible light detecting element of being held a concurrent post by described imaging apparatus and first signal processing unit that is electrically connected with described imaging apparatus, when wherein said imaging apparatus is switched to visible light voice communication state in described main body, reception is loaded with the visible light signal of voice signal and converts described visible light signal to the signal of telecommunication, described first signal processing unit is arranged in the described main body, is used for first voice signal that the described signal of telecommunication is handled to export after the processing is used for described main body.Described visible light wireless transmitter module comprises visible light light-emitting component and the secondary signal processing unit that is electrically connected with described visible light light-emitting component, wherein said secondary signal processing unit is arranged in the described main body, and the voice signal that is used for inputing to described main body carries out second voice signal after treatment conversion becomes to handle; Described visible light light-emitting component is installed on the described main body, is used for converting second voice signal after the described processing to be loaded with described voice signal visible light signal and carries out wireless transmission.Described state handover module is arranged in the described main body, is used for switching described imaging apparatus via artificial triggering and is operated in shooting state or visible light voice communication state.
The present invention also provides a kind of light source device of modulating, and it comprises signal processing unit and visible light light-emitting component.The voice signal that described signal processing unit is used for importing carries out the voice signal after treatment conversion becomes coded modulation.Described visible light light-emitting component is used for converting the voice signal after the described coded modulation to be loaded with described voice signal visible light signal and launches wireless.
The visible light detecting element of wireless earphone device of the present invention movably is installed on the headset main body, thereby the receive direction of visible light signal is variable, therefore can be adjusted to suitable recipient according to the needs of practical application always receives the visible light signal that is loaded with voice signal, be conducive to improve communication quality and versatility is better, be suitable for being applied in various occasions; The mobile terminal apparatus of the embodiment of the invention utilizes imaging apparatus to hold a concurrent post the visible light detecting element and receives the visible light signal that is loaded with voice signal to realize visible light communication, on the one hand can so that mobile terminal apparatus can effectively utilize visible light communication the no radio-frequency radiation of safety, do not have electromagnetic susceptibility, be difficult for advantages such as disturbed, can also reach the purpose of saving cost on the other hand; Of the present inventionly modulate the visible light that the light source device utilization can modulate and to realize visible light communication with wireless earphone device, therefore can modulate light source device can adopt the broadcast operation mode, is widely used in fields such as public information report, secret meeting, intelligent transportation.
By the detailed description below with reference to accompanying drawing, it is obvious that other side of the present invention and feature become.But should be known in the only purpose design for explaining of this accompanying drawing, rather than as the restriction of scope of the present invention, this is because it should be with reference to additional claim.Should also be appreciated that, unless otherwise noted, the unnecessary accompanying drawing of drawing to scale, they only try hard to illustrate conceptually structure described herein and flow process.
Description of drawings
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
Fig. 1 is the structural representation of one embodiment of the invention wireless earphone device.
Fig. 2 is the structural representation of another embodiment of the present invention wireless earphone device.
Fig. 3 is the structural representation of visible light wireless receiving module of the wireless earphone device of one embodiment of the invention.
Fig. 4 is the structural representation of visible light wireless transmitter module of the wireless earphone device of one embodiment of the invention.
Fig. 5 is the structural representation of the mobile terminal apparatus of one embodiment of the invention.
Fig. 6 is the structural representation of the mobile terminal apparatus of another embodiment of the present invention.
Fig. 7 is the operation principle schematic diagram of the light source device modulated of one embodiment of the invention.
Fig. 8 is the operation principle schematic diagram of the light source device modulated of another embodiment of the present invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail.
Fig. 1 is the structural representation of one embodiment of the invention wireless earphone device 20.In an execution mode of invention, wireless earphone device 20 is supra-aural earphone.Certainly, what it will be appreciated by those skilled in the art that is that wireless earphone device 20 is the wireless headset of other types such as wear-type, ear type.
Particularly, wireless earphone device 20 comprises headset main body 200 and visible light wireless receiving module 201.Visible light wireless receiving module 201 comprises visible light detecting element 201a and the first signal processing unit 201b that is electrically connected with visible light detecting element 201a.
Wherein, the headset main body 200 of wireless earphone device 20 can be similar to PlayGear Stealth of the prior art, for example comprises housing (not indicating among Fig. 1), earplug 202, microphone 204 and earphone operating key 205.Wherein, the face shaping of housing is not restricted in the present invention; Earplug 202 comprises loud speaker, for first voice signal after the above-mentioned processing of broadcast; Microphone 204 is used for receiving the voice signal of input, and it can be built-in, telescopic, plug-in, decides on actual demand; Earphone operating key 205 is used for the volume according to the loud speaker of user's operation control microphone 204 and earplug 202, and/or the switch of wireless earphone device 20 etc.
Visible light detecting element 201a in the visible light wireless receiving module 201 keep with state that the first signal processing unit 201b is electrically connected under movably be installed on the headset main body 200, be loaded with the visible light signal of voice signal and convert visible light signal to the signal of telecommunication for reception.Particularly, visible light detecting element 201a can realize that it is convertible to realize receive direction to reach [movably] effect shown in Fig. 1 that visible light detecting element 201a can utilize flexible material or telescopic rod to be installed on the headset main body 20 by light-sensitive elements such as photodetectors; What it will be appreciated by those skilled in the art that certainly is, visible light detecting element 201a in the wireless earphone device 20 also can utilize other modes to reach [movably] effect, thereby for example is that visible light detecting element 201a pivot knot is rotatable with respect to headset main body 20 on headset main body 20.In the present embodiment, because visible light detecting element 201a movably is installed on the headset main body 20, thereby the receive direction of visible light signal is variable, therefore can be adjusted to suitable recipient according to the needs of practical application always receives the visible light signal that is loaded with voice signal, be conducive to improve communication quality and versatility is better, be suitable for being applied in various occasions.
The first signal processing unit 201b in the visible light wireless receiving module 201 is arranged in the headset main body 200, is used for first voice signal that the signal of telecommunication is handled to export after the processing is play voice for headset main body 200; At this, first voice signal after the processing for example is the voice signal behind the demodulating and decoding.
In one embodiment of the present invention, wireless earphone device 20 also comprises visible light wireless transmitter module 203.Visible light wireless transmitter module 203 comprises visible light light-emitting component 203a and the secondary signal processing unit 203b that is electrically connected with visible light light-emitting component 203a.
Secondary signal processing unit 203b is arranged in the headset main body 200, and the voice signal that is used for inputing to headset main body 200 carries out second voice signal after treatment conversion becomes to handle.Visible light light-emitting component 203a keep with state that secondary signal processing unit 203b is electrically connected under movably be installed on the headset main body 200, convert the visible light signal that is loaded with voice signal to for second voice signal after will handling and launch; At this, second voice signal after the processing for example is the voice signal after the coded modulation.
More specifically, visible light light-emitting component 203a can realize that it is convertible to realize transmit direction to reach [movably] effect shown in Fig. 1 that visible light light-emitting component 203a can utilize flexible material or telescopic rod to be installed on the headset main body 20 by the visible light source that LED lamp or led array etc. can be modulated; What it will be appreciated by those skilled in the art that certainly is, visible light light-emitting component 203a in the wireless earphone device 20 also can utilize other modes to reach [movably] effect, thereby for example is that visible light light-emitting component 203a pivot knot is rotatable with respect to headset main body 20 on headset main body 20.In the present embodiment, because visible light light-emitting component 203a movably is installed on the headset main body 20, thereby the transmit direction of visible light signal is variable, therefore can be adjusted to suitable transmit direction according to the needs of practical application comes wireless transmission to be loaded with the visible light signal of voice signal, be conducive to improve communication quality and versatility is better, be suitable for being applied in various occasions.
Fig. 2 is the structural representation of another embodiment of the present invention wireless earphone device.As shown in Figure 2, wireless earphone device is headphone, its visible light detecting element 201a and visible light light-emitting component 203a movably be installed on the connecting portion that is connected two receivers of headphone or on movably be installed on the support body that connects two receivers, so, then visible light detecting element 201a and visible light light-emitting component 203a can connecting portion in other words support body slide, realize the adjusting of reception and/or transmitting site, the receive direction and/or the transmit direction that also are visible light signal are variable, it not only is applicable to various occasions, also helps the raising communication quality.
At this, need to prove, visible light detecting element 201a in the embodiment of the invention can adopt identical movable mounting means to be installed on the headset main body with visible light light-emitting component 203a, also can adopt different movable mounting meanss to be installed on the headset main body, perhaps another person then maintains static on the headset main body because the special consideration in the practical application only movably is installed in one of them.
Fig. 3 is the structural representation of visible light wireless receiving module 201 of the wireless earphone device 20 of one embodiment of the invention.In one embodiment of the present invention, visible light detecting element 201a receives and is loaded with the visible light signal of voice signal and converts visible light signal to the signal of telecommunication.First amplifying circuit that the first signal processing unit 201b comprises, demodulator circuit, decoding circuit, D/A switch circuit and second amplifying circuit, in regular turn to the signal of telecommunication amplify, demodulation, decoding, D/A switch and amplify voice signal after back output is handled.Loud speaker in the earplug 202 of headset main body 200 broadcasts the voice signal after handling.
Particularly, be loaded with the visible light signal of voice signal after the transmission of space, received by visible light detecting element 201a, be converted into the signal of telecommunication, but because of fading channel, the signal of telecommunication that visible light detecting element 201a is converted to is general fainter, therefore at first needs its amplification, and then the signal after amplifying carried out processing such as demodulating and decoding, recover the audio signal of reconstruction; At last digital signal is converted to analog signal, after amplifying, is converted into voice by the loud speaker in the earplug 202, for listening to.Therefore, effectively improved communication quality.
Fig. 4 is the structural representation of visible light wireless transmitter module 203 of the wireless earphone device 20 of one embodiment of the invention.In one embodiment of the present invention, microphone 204 receives the voice signal of input.The preposition audio amplifier circuit that secondary signal processing unit 203b comprises, filter circuit, mould/number conversion circuit, coding circuit and modulation circuit carry out preposition amplification, filtering, mould/number conversion, coding and modulation to produce the voice signal after the coded modulation in regular turn to the voice signal that inputs to microphone 204.The voice signal of visible light light-emitting component 203a after with coded modulation converts the visible light signal that is loaded with voice signal to and carries out wireless transmission.
Particularly, the signal of general microphone output is fainter, and carries unnecessary interference and clutter, and this secondary signal processing unit 203b adopts audio preamplifier and filter circuit to realize that signal amplifies and filtering.Simultaneously in order to improve communication quality, finishing audio frequency (voice signal) to the conversion of light signal, is digital signal with voice signal through analog-to-digital conversion, encodes, modulates in conjunction with the characteristic of channel again, drive visible light light-emitting component 203a and send the light signal that is loaded with voice signal, for wireless transmission.Therefore, can improve communication quality and transmission rate.
Fig. 5 is the product schematic diagram of the mobile terminal apparatus 10 of one embodiment of the invention.In one embodiment of the present invention, mobile terminal apparatus 10 is mobile phone.What it will be appreciated by those skilled in the art that certainly is that mobile terminal apparatus 10 also can be the portable terminal that panel computer etc. can be realized voice communication.
In one embodiment of the present invention, visible light wireless receiving module 101 comprises the visible light detecting element 101a that is held a concurrent post by imaging apparatus and the first signal processing unit 101b that is electrically connected with imaging apparatus 101a.Certainly, the visible light detecting element 101a that it will be appreciated by persons skilled in the art that mobile terminal apparatus 10 of the present invention can realize by light-sensitive elements such as photodetectors.
Wherein, when imaging apparatus 101a was switched to visible light voice communication state in main body, reception was loaded with the visible light signal of voice signal and converts visible light signal to the signal of telecommunication.The first signal processing unit 101b is arranged in the main body 100, the first signal processing unit 101b comprises first amplifying circuit, demodulator circuit, decoding circuit, D/A switch circuit and second amplifying circuit (please refer to Fig. 3), be used in regular turn to the signal of telecommunication amplify, demodulation, decoding, D/A switch and amplify first voice signal after back output is handled; At this, first voice signal after the processing is the voice signal behind the demodulating and decoding.
In one embodiment of the present invention, visible light wireless transmitter module 102 comprises visible light light-emitting component 102a and the secondary signal processing unit 102b that is electrically connected with the visible light light-emitting component, wherein secondary signal processing unit 102b is arranged in the main body 100, the preposition audio amplifier circuit that secondary signal processing unit 102b comprises, filter circuit, mould/number conversion circuit, coding circuit and modulation circuit (please refer to Fig. 4) are used for the voice signal that inputs to main body 100 is carried out preposition amplification in regular turn, filtering, mould/number conversion, coding and modulation are to produce second voice signal after handling.Visible light light-emitting component 102a is installed on the main body 100, and second voice signal after being used for handling converts the visible light signal that is loaded with voice signal to and carries out wireless transmission; At this, second voice signal after the processing is the voice signal after the coded modulation.In addition, in an embodiment of the present invention, above-mentioned visible light light-emitting component 102a also can be used as mobile terminal apparatus 10 and is operated in photoflash lamp under the shooting state, and the light source of perhaps being used as flashlight uses.
In one embodiment of the present invention, state handover module 103 is arranged in the main body 100, is used for switching imaging apparatus 101a via artificial triggering and is operated in shooting state or visible light voice communication state.
In one embodiment of the present invention, main body 100 is provided with the entity switching key 104 that is electrically connected with state handover module 103, operates artificial triggering state handover module 103 to switch imaging apparatus 101a for the user and is operated in shooting state or visible light voice communication state.What it will be appreciated by those skilled in the art that certainly is, as shown in Figure 6, main body 100 also comprises touch control display screen 105, is used for showing that switching push button icon 106 comes artificial triggering state handover module 103 to switch imaging apparatus 101a for user's touch-control and is operated in visible light voice communication state.
In one embodiment of the present invention, imaging apparatus 101a is embedded in the back side of mobile terminal apparatus 10, and what it will be appreciated by those skilled in the art that certainly is that imaging apparatus 101a can be embedded in side or the front of mobile terminal apparatus 10.
In one embodiment of the present invention, the visible light light-emitting component 102a of mobile terminal apparatus 10 can hold a concurrent post by the photoflash lamp of its imaging apparatus.Certainly, but it will be appreciated by persons skilled in the art that the visible light light-emitting component 102a of mobile terminal apparatus 10 of the present invention can realize by modulated light sources such as LED lamp or led array.
The mobile terminal apparatus 10 of the embodiment of the invention utilizes the imaging apparatus 101a and/or the photoflash lamp that carry to realize visible light communication, not only can so that mobile terminal apparatus can effectively utilize visible light communication the no radio-frequency radiation of safety, do not have electromagnetic susceptibility, be difficult for advantages such as disturbed, and cost is lower.Be understandable that, mobile terminal apparatus 10 in the embodiment of the invention is only held a concurrent post the visible light detecting element as an example with the imaging apparatus 101a that carries, be used as the visible light detecting element but also can additionally add one or more photodetectors, especially for the mobile terminal apparatus of no imaging apparatus.In addition, the employing of a plurality of photodetectors (for example the form with imaging apparatus occurs), not only be conducive to receive weak one more and can suppress the influence of background emission by the visible light signal that each visible-light detector relatively receives, improve communication quality, also can receive the signal of a plurality of signal sources simultaneously, be conducive to develop more complicated visible light earpiece application function.
Fig. 7 is for modulating the operation principle schematic diagram of light source device 11 in an embodiment of the present invention.As shown in Figure 7, can modulate light source device 11 and comprise visible light wireless transmitter module 111, wherein, visible light wireless transmitter module 111 can dispose according to the structure of the visible light wireless transmitter module 203 among Fig. 1, for example comprises secondary signal processing unit and visible light light-emitting component.The voice signal that the secondary signal processing unit of visible light wireless transmitter module 111 is used for importing carries out the voice signal after treatment conversion becomes coded modulation.The visible light light-emitting component of visible light wireless transmitter module 111 is used for converting the voice signal after the coded modulation to be loaded with voice signal visible light signal and launches wireless.Can receive the visible light signal that is loaded with voice signal of visible light light-emitting component 111 outputs that can modulate light source device 11 and convert visible light signal to the signal of telecommunication with the visible light detecting element 201a of the wireless earphone device 20 that can modulate light source device 11 collocation uses; Play voice by the voice signal that the signal of telecommunication of the first signal processing unit 201b of wireless earphone device 20 is handled to export behind the demodulating and decoding for headset main body, thereby realize to modulate the one-way communication between light source device 11 and the wireless earphone device 20.This kind One-to-All Broadcast formula communication mode can be widely used in fields such as public information report, secret meeting, intelligent transportation.
In one embodiment of the present invention, light source device 11 be can modulate and lighting device, traffic signal light device or LED advertisement screen are.
It is the operation principle schematic diagram that to modulate light source device 11 in another execution mode of Fig. 8 the present invention.In one embodiment of the present invention, can modulate light source device 11 and also comprise visible light wireless receiving module 112.Visible light wireless receiving module 112 can dispose according to the structure of the visible light wireless receiving module 201 among Fig. 1, and it for example comprises visible light detecting element and first signal processing unit that is electrically connected with the visible light detecting element.Wherein, the visible light detecting element is loaded with the visible light signal of code modulated voice signal and converts visible light signal to the signal of telecommunication, the voice signal of first signal processing unit after the signal of telecommunication is handled to export demodulating and decoding for receiving.
In one embodiment of the present invention, the voice signal that inputs to headset main body can be carried out voice signal after treatment conversion becomes coded modulation with the secondary signal processing unit that can modulate the wireless earphone device 20 that light source device 11 collocation uses, convert the visible light signal that is loaded with voice signal to by the visible light light-emitting component of wireless earphone device 20 voice signal after with coded modulation again and carry out wireless transmission.The visible light detecting element that can modulate light source device 11 receive wireless earphone device 20 the output of visible light light-emitting component the visible light signal that is loaded with code modulated voice signal and convert visible light signal to the signal of telecommunication, by first signal processing unit that can modulate light source device 11 signal of telecommunication is handled to export voice signal behind the demodulating and decoding.
Because the light source device the modulated 11 energy transmission of speech signals of this embodiment of the invention are to wireless earphone device 20, and wireless earphone device 20 can extremely can be modulated light source device 11 by transmission of speech signals, therefore light source device 11 can be modulated and two-way communication can be realized with wireless headset 20, so then can upload the voice command signal by the visible light wireless earphone device, the user initiatively selects the voice messaging of listening to or carries out voice-enabled chat etc. according to self liking, and realizes real intelligent interaction.
To sum up, the visible light detecting element 201a of the wireless earphone device 20 of the embodiment of the invention movably is installed on the headset main body 200, thereby the receive direction of visible light signal is variable, therefore can be adjusted to suitable recipient according to the needs of practical application always receives the visible light signal that is loaded with voice signal, be conducive to improve communication quality and versatility is better, be suitable for being applied in various occasions; The mobile terminal apparatus of the embodiment of the invention utilizes imaging apparatus to hold a concurrent post the visible light detecting element and receives the visible light signal that is loaded with voice signal to realize visible light communication, on the one hand can so that mobile terminal apparatus can effectively utilize visible light communication the no radio-frequency radiation of safety, do not have electromagnetic susceptibility, be difficult for advantages such as disturbed, can also reach the purpose of saving cost on the other hand.The light source device the modulated 11(of the embodiment of the invention is lighting device, traffic signal light device or LED advertisement screen etc. for example) utilize the visible light that can modulate to realize the visible light radio communication with the visible light wireless earphone device, therefore can modulate light source device can adopt broadcast type one-way communication mode, is widely used in fields such as public information report, secret meeting, intelligent transportation; In addition, in an aforementioned embodiment, light source device can be modulated and also two way voice communication can be realized, so then can upload the voice command signal by the visible light wireless earphone device, the user initiatively selects the voice messaging of listening to or carries out voice-enabled chat etc. according to self liking, and realizes real intelligent interaction.
Used specific case herein wireless earphone device of the present invention, mobile terminal apparatus and principle and the execution mode that can modulate light source device are set forth, the explanation of above execution mode just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention; part in specific embodiments and applications all can change; in sum, this description should not be construed as limitation of the present invention, and protection scope of the present invention should be as the criterion with appended claim.
Claims (13)
1. a wireless earphone device is characterized in that, comprising:
Headset main body; And
The visible light wireless receiving module comprises visible light detecting element and first signal processing unit that is electrically connected with described visible light detecting element;
Wherein, described visible light detecting element keep with state that described first signal processing unit is electrically connected under movably be installed on the described headset main body, be loaded with the visible light signal of voice signal and convert described visible light signal to the signal of telecommunication for reception; Described first signal processing unit is arranged in the described headset main body, is used for the voice signal that the described signal of telecommunication is handled to export after the processing is play voice for described headset main body.
2. wireless earphone device as claimed in claim 1, it is characterized in that, signal after the described processing is the voice signal behind the demodulating and decoding, described first signal processing unit comprises first amplifying circuit, demodulator circuit, decoding circuit, D/A switch circuit and second amplifying circuit, be used in regular turn to the described signal of telecommunication amplify, demodulation, decoding, D/A switch and amplify the described demodulating and decoding of back output after voice signal.
3. wireless earphone device as claimed in claim 1 is characterized in that, described wireless earphone device further comprises:
The visible light wireless transmitter module comprises visible light light-emitting component and the secondary signal processing unit that is electrically connected with described visible light light-emitting component,
Wherein, described secondary signal processing unit is arranged in the described headset main body, and the voice signal that is used for inputing to described headset main body carries out second voice signal after treatment conversion becomes to handle; Described visible light light-emitting component keep with state that described secondary signal processing unit is electrically connected under movably be installed on the described headset main body, launch for converting second voice signal after the described processing to be loaded with described voice signal visible light signal.
4. wireless earphone device as claimed in claim 3, it is characterized in that, second voice signal after the described processing is the voice signal after the coded modulation, described secondary signal processing unit comprises preposition audio amplifier circuit, filter circuit, mould/number conversion circuit, coding circuit and modulation circuit, is used for the described voice signal that inputs to described headset main body is carried out preposition amplification, filtering, mould/number conversion, coding and modulation in regular turn to produce the voice signal after the described coded modulation.
5. mobile terminal apparatus comprises main body and is installed in imaging apparatus on the described main body, it is characterized in that described mobile terminal apparatus also comprises:
The visible light wireless receiving module, comprise the visible light detecting element of being held a concurrent post by described imaging apparatus and first signal processing unit that is electrically connected with described imaging apparatus, when wherein said imaging apparatus is switched to visible light voice communication state in described main body, reception is loaded with the visible light signal of voice signal and converts described visible light signal to the signal of telecommunication, described first signal processing unit is arranged in the described main body, is used for first voice signal that the described signal of telecommunication is handled to export after the processing is used for described main body;
The visible light wireless transmitter module, comprise visible light light-emitting component and the secondary signal processing unit that is electrically connected with described visible light light-emitting component, wherein said secondary signal processing unit is arranged in the described main body, and the voice signal that is used for inputing to described main body carries out second voice signal after treatment conversion becomes to handle; Described visible light light-emitting component is installed on the described main body, is used for converting second voice signal after the described processing to be loaded with described voice signal visible light signal and carries out wireless transmission; And
The state handover module is arranged in the described main body, is used for switching described imaging apparatus via artificial triggering and is operated in shooting state or visible light voice communication state.
6. mobile terminal apparatus as claimed in claim 5, it is characterized in that, first voice signal after the described processing is the voice signal behind the demodulating and decoding, described first signal processing unit comprises first amplifying circuit, demodulator circuit, decoding circuit, D/A switch circuit and second amplifying circuit, be used in regular turn to the described signal of telecommunication amplify, demodulation, decoding, D/A switch and amplify the described decoding demodulation of back output after voice signal; Second voice signal after the described processing is the voice signal after the coded modulation, described secondary signal processing unit comprises preposition audio amplifier circuit, filter circuit, mould/number conversion circuit, coding circuit and modulation circuit, is used for the described voice signal that inputs to described main body is carried out preposition amplification, filtering, mould/number conversion, coding and modulation in regular turn to produce the voice signal after the described coded modulation.
7. mobile terminal apparatus as claimed in claim 5, it is characterized in that, described main body comprises touch control display screen, be used for to show that the switching push button icon artificially triggers described state handover module for user's touch-control and switches described imaging apparatus and be operated in described visible light voice communication state.
8. mobile terminal apparatus as claimed in claim 5, it is characterized in that, described main body is provided with the entity switching key, operates for the user and artificially triggers described state handover module and switch described imaging apparatus and be operated in shooting state or visible light voice communication state.
9. can modulate light source device for one kind, it is characterized in that, comprise:
First signal processing unit, the voice signal that is used for importing carries out the voice signal after treatment conversion becomes coded modulation; And
The visible light light-emitting component is used for converting the voice signal after the described coded modulation to be loaded with described voice signal visible light signal and carries out wireless transmission.
10. the light source device of modulating as claimed in claim 9 is characterized in that, the described light source device of modulating is lighting device, traffic signal light device or LED advertisement screen.
11. the light source device of modulating as claimed in claim 9, it is characterized in that, described first signal processing unit comprises filter circuit, mould/number conversion circuit, coding circuit and modulation circuit at least, is used for inputing to the described voice signal of modulating light source device and carrying out filtering, mould/number conversion, coding and modulation in regular turn to produce the voice signal after the described coded modulation described.
12. the light source device of modulating as claimed in claim 9 is characterized in that, the described light source device of modulating also comprises:
The visible light wireless receiving module, comprise visible light detecting element and the secondary signal processing unit that is electrically connected with described visible light detecting element, wherein said visible light detecting element is used for reception and is loaded with the visible light signal of code modulated voice signal and converts described visible light signal to the signal of telecommunication, and the voice signal of described secondary signal processing unit after the described signal of telecommunication is handled to export demodulating and decoding uses for the described light source device of modulating.
13. the light source device of modulating as claimed in claim 12, it is characterized in that, described secondary signal processing unit comprises first amplifying circuit, demodulator circuit, decoding circuit, D/A switch circuit and second amplifying circuit, be used in regular turn to the described signal of telecommunication amplify, demodulation, decoding, D/A switch and amplify the described demodulating and decoding of back output after voice signal.
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| CN2013101449441A CN103297888A (en) | 2013-04-24 | 2013-04-24 | Wireless headset device, mobile terminal device and light source device capable of being modulated |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868951A (en) * | 2015-01-20 | 2015-08-26 | 深圳市裕富照明有限公司 | LED illumination-based visible light communication transmission method and system |
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| CN105579917A (en) * | 2013-09-04 | 2016-05-11 | 依视路国际集团（光学总公司） | Methods and systems for augmented reality |
| CN105579917B (en) * | 2013-09-04 | 2020-12-01 | 依视路国际公司 | Method and system for augmented reality |
| US10592924B1 (en) | 2014-06-05 | 2020-03-17 | ProSports Technologies, LLC | Managing third party interactions with venue communications |
| US9635506B1 (en) | 2014-06-05 | 2017-04-25 | ProSports Technologies, LLC | Zone based wireless player communications |
| US9648452B1 (en) | 2014-06-05 | 2017-05-09 | ProSports Technologies, LLC | Wireless communication driven by object tracking |
| US9742894B2 (en) | 2014-08-25 | 2017-08-22 | ProSports Technologies, LLC | Disposable connectable wireless communication receiver |
| CN104868951A (en) * | 2015-01-20 | 2015-08-26 | 深圳市裕富照明有限公司 | LED illumination-based visible light communication transmission method and system |
| CN107004118A (en) * | 2015-08-07 | 2017-08-01 | 上海箩箕技术有限公司 | Fingerprint image sensor and the method that wireless light communication is carried out with it |
| US10291320B2 (en) | 2017-03-31 | 2019-05-14 | Qualcomm Incorporated | Positioning using light capturing sensors |
| CN108712210A (en) * | 2018-05-28 | 2018-10-26 | 许谐兴 | A kind of single sharing method of intelligence song and its system based on LIFI communications |
| CN109150205A (en) * | 2018-09-05 | 2019-01-04 | 天津市华诺通信工程有限公司 | No SAR radiation terminal body, external communication body and mobile terminal |
| CN112152707A (en) * | 2019-06-28 | 2020-12-29 | Oppo广东移动通信有限公司 | Light fidelity LiFi communication control method and device in mobile terminal, terminal and medium |
| CN111432302A (en) * | 2020-03-19 | 2020-07-17 | 歌尔科技有限公司 | Headset system, headset and peripheral equipment |
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Application publication date: 20130911 |