CN103209030A - Electronic device and data transmission method thereof - Google Patents
Electronic device and data transmission method thereof Download PDFInfo
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- CN103209030A CN103209030A CN2012100144757A CN201210014475A CN103209030A CN 103209030 A CN103209030 A CN 103209030A CN 2012100144757 A CN2012100144757 A CN 2012100144757A CN 201210014475 A CN201210014475 A CN 201210014475A CN 103209030 A CN103209030 A CN 103209030A
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Abstract
An embodiment of the invention provides a data transmission method which is applicable to an electronic device with an ultrasonic wave receiving and transmitting unit. The method comprises the steps of firstly, connecting a first device in a wireless mode through a wireless connection line; secondly, sending a positioning request to the first device through the wireless connection line, and judging whether a first ultrasonic wave signal from the first device is received through the ultrasonic wave receiving and transmitting unit; when the first ultrasonic wave signal from the first device is received, determining relative position information of the first device and the electronic device; and finally, according to the relative position information of the first device and the electronic device, sending a datum to the first device. By the aid of the data transmission method, the defect that the short-distance transmission can not be positioned can be eliminated, simultaneously, the multi-point transmission can be supported, and the usage convenience is greatly improved; and besides, files can be sent to devices at receiving ends correctly, diversified extension functions can be provided, and the usage pleasure can be improved.
Description
Technical field
The present invention relates to a kind of electronic installation and data transmission method thereof, relate in particular to a kind of data transmission method that can between a plurality of electronic installations of near-field communication, carry out the multiple spot transfer of data.
Background technology
In recent years, various electronic installations are portable and hand held device for example, as mobile phone, smart mobile phone (smart phone), PDA(Personal Digital Assistant), panel computer become more and more high-order and the greater functionalityization that becomes such as (Tablet PC).Because the facility of these devices also makes these devices become one of daily necessities of people.
Along with user's use habit and the change of user demand, the data between different electronic installations for example also become one of indispensable function of electronic installation sharing of multimedia file, information etc.
Short distance transmission is in recent years used extensive gradually, and for example Wi-Fi, bluetooth (Bluetooth), infrared ray (Infrared), NFC, Zigbee etc. transmission technology are carried out transfer of data by a lot of Radio Transmission Technologys can to allow the user.Yet, realize though these technology are convenient, still have it to improve part not to the utmost.For instance, the shortcoming of infrared transmission is to carry out the transmission of one-to-many, and has the directive property problem simultaneously.Though Bluetooth transmission is non-directional, but the transmission means of one-to-many supported, but desire to carry out still must the handy mode of choosing go to determine the recipient when data are shared, cause the inconvenience in the use.
Therefore, need a kind of data of user that more can attract to share and data transmission method.
Summary of the invention
In view of this, in order to overcome the defective of prior art, the invention provides a kind of electronic installation and data transmission method thereof, can provide and carry out multicast communication between a plurality of electronic installations.
The embodiment of the invention provides a kind of data transmission method, is applicable to the electronic installation with a ultrasonic waves Transmit-Receive Unit.Method comprises the following steps.At first, by a radio connecting, wireless link to one first device.Then, by radio connecting, send a location and ask to first device, and judge whether to receive from first device, one first ultrasonic waves signal by the ultrasonic waves Transmit-Receive Unit.When the first ultrasonic waves signal that receives from first device, determine first device and a relative position information of this electronic installation.Afterwards, according to the relative position information of first device with this electronic installation, transmit data to the first device.
The embodiment of the invention also provides a kind of electronic installation, and it comprises a wireless module, a ultrasonic waves Transmit-Receive Unit and a processing unit.Wireless module is in order to pass through a radio connecting, wireless link to one first device.The ultrasonic waves Transmit-Receive Unit is in order to receive one first ultrasonic waves signal from this first device.Processing unit is coupled to wireless module and ultrasonic waves Transmit-Receive Unit, in order to pass through radio connecting, the location request of sending is to this first device, judge whether to receive the one first ultrasonic waves signal that installs from first by the ultrasonic waves Transmit-Receive Unit, in receive from first the device the first ultrasonic waves signal time, determine a relative position information of first device and electronic installation, and according to the relative position information of first device with electronic installation, transmit data to the first device.
The embodiment of the invention also provides a kind of data transmission method, is applicable to the electronic installation with a ultrasonic waves Transmit-Receive Unit.Method comprises the following steps.At first, by a radio connecting, wireless link to one first device, and by radio connecting, receive the location request from first device.Then, corresponding Location Request, send a ultrasonic waves signal to the first device by the ultrasonic waves Transmit-Receive Unit, cause first device to obtain a relative position information of first device and electronic installation according to the ultrasonic waves signal, and then according to first device this relative position information with electronic installation, between electronic installation and first device, carry out a transfer of data.
Said method of the present invention can exist by the procedure code mode.When procedure code was written into and carries out by machine, machine became in order to carry out device of the present invention.
The present invention can overcome the shortcoming that the short distance transmission can't be located, and can support multicast communication simultaneously, increases the convenience on using greatly; In addition, can accurate transmission file to the device of receiving terminal, and can provide more various extension function, promote the enjoyment on using.
For above-mentioned and other purposes of the present invention, feature and advantage can be become apparent, cited below particularlyly go out preferred embodiment, and conjunction with figs., be described in detail below.
Description of drawings
Fig. 1 shows the schematic diagram according to the data transmission system of the embodiment of the invention;
Fig. 2 shows a flow chart according to the data transmission method of the embodiment of the invention;
Fig. 3 shows the flow chart according to the data transmission method of another embodiment of the present invention;
Fig. 4 shows the flow chart according to the data transmission method of further embodiment of this invention;
Fig. 5 shows a mode of operation schematic diagram according to the data transmission method of the embodiment of the invention.
Wherein, description of reference numerals is as follows:
10～data transmission system;
100,200,300～device;
110,210～wireless module;
120,220～processing unit;
130,230～ultrasonic waves Transmit-Receive Unit;
132,232～ultrasonic waves receiver;
134,234～ultrasonic waves transmitter;
140,240～touch display unit;
S202-S210～step;
S302-S314～step;
S402-S410～step;
510,520,530～device;
600～data;
D1, D2～direction.
Embodiment
Fig. 1 shows the schematic diagram according to the data transmission system of the embodiment of the invention.Data transmission system 10 according to the embodiment of the invention comprises a plurality of devices 100,200 and 300, wherein, all devices 100,200 and 300 are positioned at a specific range, and can communicate each other and transfer of data by a wireless communication protocol such as bluetooth, agreements such as NFC, Zigbee.Wherein, device 100,200 and 300 can be same type or dissimilar electronic installations, for example smart mobile phone, personal digital assistant, hand-held computer system or panel computer etc.
Wherein, each device 100,200 and 300 comprises a wireless module, a processing unit, a ultrasonic waves Transmit-Receive Unit and a touch display unit respectively at least.Special, device 100 comprises a wireless module 110, a processing unit 120, a ultrasonic waves Transmit-Receive Unit 130 and a touch display unit 140 at least.Wireless module 110 can a particular wireless communication protocols such as agreement such as bluetooth, NFC, Zigbee and other devices 200 and 300 set up a radio connecting, make its wireless link to installing 200 and 300, therefore can and device 200 and 300 between carry out the transmission of data with wireless mode.Ultrasonic waves Transmit-Receive Unit 130 can be in order to produce the ultrasonic waves signal or to receive the ultrasonic waves signal.Wherein, ultrasonic waves Transmit-Receive Unit 130 can also comprise at least three ultrasonic waves receivers and a ultrasonic waves transmitter, the loudspeaker 134 that for example can receive the microphone 132 of ultrasonic waves signal and can produce the ultrasonic waves signal.In addition, ultrasonic waves Transmit-Receive Unit 130 also has acoustic coding decoder (codec), and the digital signal that can be produced by processing unit 120 produces the ultrasonic waves signal and receives the ultrasonic waves signal and changes into digital signal and carry out subsequent treatment for processing unit 120.
Processing unit 120 is coupled to wireless module 110, ultrasonic waves Transmit-Receive Unit 130 and touch display unit 140, can be in order to carrying out the application's data transmission method, its details will in after describe.Touch display unit 140 is the screens in conjunction with a touch inductor (not shown).Touch inductor has and comprises the touch surface of the inductor of one dimension at least, in order to detect control tool, as contact and movements in its surface such as finger or pointer.Touch display unit 140 also can show related data, with relevant indicators and interface etc.In addition, device 100 can also comprise a storage element (not shown), and it can store at least one file and a plurality of gesture Identification Data.Gesture Identification Data in the storage element can offer processing unit 120, to carry out the judgement of follow-up input gesture.
Similarly, device 200 comprises a wireless module 210, a processing unit 220, a ultrasonic waves Transmit-Receive Unit 230 and a touch display unit 240 at least, and its function all counter element with device 100 is identical, so its details is not given unnecessary details at this.Similarly, device 300 also comprises as installing all elements of 200 and its function all identical with the counter element of installing 200 at least, so its details is not given unnecessary details at this.
Fig. 2 shows a flow chart according to the data transmission method of the embodiment of the invention.Please be simultaneously with reference to Fig. 1 and Fig. 2.Data transmission method according to the embodiment of the invention goes for an electronic installation, as mancarried device, as hand held device or the hand held device of personal digital assistant, smart mobile phone, mobile phone, mobile Internet access device or mini notebook computer, panel computer etc.What note is, present embodiment is that example describes to install 100 as host apparatus only, yet other devices 200 also can be carried out identical data transmission method with 300.In this embodiment, as shown in Figure 1, electronic installation 100 has a wireless module 110, a processing unit 120, a ultrasonic waves Transmit-Receive Unit 130 and a touch display unit 140.Wherein, device 100 can be linked to device 200 and/or install 300 by radio connecting.
Desire with first device (as installing 200) when carrying out transfer of data when electronic installation 100, as step S202, processing unit 120 passes through a radio connecting earlier, wireless link to one first device (for example installing 200).Specifically, processing unit 120 utilizes a communication protocol such as Bluetooth technology and first device to set up a radio connecting by wireless module 110, installs with wireless link to the first.
Then, as step S204, the radio connecting that processing unit 120 is set up by wireless module 110, the location request of sending is to first device.At this moment, processing unit 120 will send Location Request with ask first device send the ultrasonic waves signal to electronic installation 100 to judge relative distance and position relation between the two.
After sending Location Request to the first device, then, as step S206, processing unit 120 judges whether and can receive a ultrasonic waves signal that installs from first by ultrasonic waves Transmit-Receive Unit 130.Specifically, when first device for example install 200 receive the Location Request of sending after, just can corresponding this Location Request, send out the ultrasonic waves signal to electronic installation 100 by its ultrasonic waves Transmit-Receive Unit.Therefore, if after one section special time, processing unit 120 is not still received the ultrasonic waves signal from first device, expression might electronic installation 100 with first device between distance may exceed the receivable scope of ultrasonic waves or first device is not received Location Request at all, so the radio connecting repeating transmission Location Request to the first that processing unit 120 just continues to set up by wireless module 110 is installed.
When receive from first the device the ultrasonic waves signal time, as step S208, processing unit 120 just can decide a relative position information of first device and electronic installation 100 according to the time of the received ultrasonic waves signal of ultrasonic waves Transmit-Receive Unit 130, comprises both relative direction and distance etc.For instance, because ultrasonic waves Transmit-Receive Unit 130 has at least three ultrasonic waves receivers 132, three 132 received times from the first ultrasonic waves signal that installs of ultrasonic waves receiver can be different, so processing unit 120 can precisely be oriented the relative position information of first device and electronic installation 100 according to the 132 received time differences from the first ultrasonic waves signal that installs of three ultrasonic waves receivers in the mode of three-point fix.
After the relative position information that obtains first device and electronic installation 100, then, as step S210, just processing unit 120 can transmit data to the first device according to the relative position information of first device with electronic installation 100.Wherein, data can be a picture file, a film file or a recreation related data etc., but are not limited thereto.For instance, processing unit 120 can be according to the relative position information of first device with electronic installation 100, orient the first direction of corresponding first device, for example which quadrant first device is positioned within or which direction, afterwards, the data that tendency to develop is sent move towards the first direction of first device again, just data can be sent on first device.
Next, illustrate further details about the data transmission method of the embodiment of the invention.See also the explanation of following Fig. 3.
Fig. 3 shows the flow chart according to the data transmission method of another embodiment of the present invention, is applicable to the device of a host side.Please be simultaneously with reference to Fig. 1 and Fig. 3.Present embodiment is that example describes to install 100 as host apparatus only.Similarly, in this embodiment, as shown in Figure 1, electronic installation 100 has a wireless module 110, a processing unit 120, a ultrasonic waves Transmit-Receive Unit 130 and a touch display unit 140.Wherein, device 100 can be linked to device 200 and/or install 300 by radio connecting.
When electronic installation 100 desire with first device (as install 200 or install 300) when carrying out transfer of data, as step S302, processing unit 120 utilizes a communication protocol such as Bluetooth technology and first device (for example installing 200) to set up a radio connecting by wireless module 110 earlier, wireless link to the first device, and as step S304, by the radio connecting that wireless module 110 is set up, the location request of sending is to first device.Processing unit 120 will send Location Request with ask first device send the ultrasonic waves signal to electronic installation 100 to judge relative distance and position relation between the two.
After sending Location Request to the first device, then, as step S306, processing unit 120 judges whether and can receive a ultrasonic waves signal that installs from first by ultrasonic waves Transmit-Receive Unit 130.Specifically, when first device for example install 200 receive the Location Request of sending after, just can corresponding this Location Request, the ultrasonic waves transmitter 234 by its ultrasonic waves Transmit-Receive Unit 230 sends out the ultrasonic waves signal to electronic installation 100.Therefore, if after one section special time, processing unit 120 is not still received from the ultrasonic waves signal of first device (step S306 denys), distance between expression might electronic installation 100 be installed with first may exceed the receivable scope of ultrasonic waves or first and install and do not receive Location Request at all, so processing unit 120 is just got back to the lasting radio connecting of setting up by wireless module 110 of step S304 and is retransmitted Location Request to the first device, till the ultrasonic waves signal of receiving from first device.
When receive from first the device the first ultrasonic waves signal time (step S306 is), as step S308, processing unit 120 calculates relative direction position and the distance of first device and electronic installation 100 at least in the mode of three-point fix according to time difference of the first received ultrasonic waves signal of three ultrasonic waves receivers 132 of ultrasonic waves Transmit-Receive Unit 130.Then, as step S310, the data that processing unit 120 send a tendency to develop for example picture file move towards the direction of first device, data are sent to first device (step S312).In an embodiment, processing unit 120 can be oriented the first direction of corresponding first device according to the relative position information of first device with electronic installation 100, and the first direction of data towards first device moved, data are sent to first device.In another embodiment, the data that processing unit 120 send tendency to develop move data are sent to first towards the direction of first device and are installed on and detect a corresponding certain gestures towards the first direction towing data on the touch display unit 140 so that data are moved towards first direction.For instance, when supposing that user's desire sends data the electronic installation of its right front to, the user can utilize its finger presses on the data that tendency to develop is sent and produce the gesture of data towards the right front towing, so processing unit 120 will detect corresponding certain gestures towards the first direction towing data on the touch display unit 140, therefore just data are moved towards its corresponding right front.
After transmitting data to the first device, processing unit 120 then judges whether the data (step S314) that other tendencies to develop are sent.If move towards the direction of first device just processing unit 120 is got back to the data that step S310 send tendency to develop again, data are sent to first device.If not, the whole flow process of constipation bundle.In some embodiment, if when the electronic installation 100 of host side does not carry out transfer of data immediately, then processing unit 120 can regularly transmit Location Request and give first device, periodically to determine and to upgrade first relative position information that installs.
In addition, after first device, 200 Location Requests that receive from host apparatus, will send the ultrasonic waves signal to host apparatus, and after finish the location, carry out transfer of data with host apparatus.
Fig. 4 shows the flow chart according to the data transmission method of another embodiment of the present invention, is applicable to the device of a secondary end.Please be simultaneously with reference to Fig. 1 and Fig. 4.Present embodiment is that example describes to install 200 as the secondary end device only.Similarly, in this embodiment, as shown in Figure 1, device 200 has a wireless module 210, a processing unit 220, a ultrasonic waves Transmit-Receive Unit 230 and a touch display unit 240.Wherein, device 200 can be linked to device 100 and/or install 300 by radio connecting.
Similarly, as step S402, processing unit 220 utilizes a communication protocol such as Bluetooth technology and host apparatus (for example installing 100) to set up a radio connecting by wireless module 210 earlier, wireless link is to host apparatus, and as step S404, judge whether to pass through the radio connecting of setting up, receive the location request from host apparatus.If not, just get back to step S404, wait for till the location request that receives from host apparatus.If, just processing unit 220 corresponding Location Requests send a ultrasonic waves signal to host apparatus (step S406) by ultrasonic waves Transmit-Receive Unit 230.Specifically, processing unit 220 produces and sends this ultrasonic waves signal by the ultrasonic waves transmitter 234 in the ultrasonic waves Transmit-Receive Unit 230.As described above, host apparatus can be after receiving the ultrasonic waves signal that processing unit 220 sends, obtain the relative position information of itself and electronic installation 200 according to the ultrasonic waves signal, and then according to the relative position information of electronic installation 200, between host apparatus and electronic installation 200, carry out a transfer of data.After sending the ultrasonic waves signal, processing unit 220 then judges whether to receive from one of host apparatus and transmits data (step S408).If not, the expression host apparatus does not transmit data immediately, so just get back to step S404, waits for the follow-up Location Request that receives from host apparatus.If, just then processing unit 220 receives from one of host apparatus and transmits data (step S410).
For instance, as shown in Figure 5, suppose that three electronic installations 510,520,530 are positioned at certain distance and have each element shown in Fig. 1 electronic installation 100, therefore can be between the three by the same wireless transmission technology for example technology such as bluetooth, near-field communication (NFC), Zigbee carry out short-distance transmission.After electronic installation 510,520,530 is set up radio connecting by Bluetooth technology, can send Location Request by the host side electronic installation 510 of wireless link, ask two other electronic installation 520 and 530 to send ultrasonic waves, to confirm the relative position of each device.Host side electronic installation 510 can be emitted to three ultrasonic waves receivers by ultrasonic waves, and (for example: it is direction D1 at the first quartile of electronic installation 510 that time microphone) is oriented electronic installation 520 respectively in the mode of three-point fix, and electronic installation 530 is the direction D2 at second quadrant of electronic installation 510.Afterwards, when the user of electronic installation 510 wants to transmit data for example picture file 600 is given the user of electronic installation 520 or electronic installation 530, only need picture file 600 direction D1 or direction D2 that tendency to develop is sent to slide, just picture file 600 can be sent to the user of electronic installation 520 or electronic installation 530.In a specific embodiment, the user of electronic installation 510, electronic installation 520 and electronic installation 530 can carry out a recreation jointly, and the arbitrary electronic installation among the three can utilize the application's the data transmission method related data of will playing to send other two electronic installations to, can more augment the interactive enjoyment of recreation, for example: electronic installation 520 can send the ball in the recreation ball can be transmitted corresponding electronic installation towards electronic installation 510 and the place direction of electronic installation 530 respectively.
What need prompting is, but the application's data transmission method be not only single direction by host apparatus other devices of secondary end are carried out, also can be when wireless link, device by secondary end transmits data to host side simultaneously, produce transmitted in both directions, therefore can after linking the relative position of setting up and set up two sides, can carry out bidirectional data transfers by the device of host side or secondary end.For instance, as shown in Figure 1, when suppose device 100 is set up wireless link with device 200, device 200 also can initiatively pass through its wireless module 210 and send positioning requirements to device 100, and electronic installation 100 can be corresponding to the positioning requirements of installing 200, send a ultrasonic waves signal to installing 200 by ultrasonic waves transmitter 134, position with supplying apparatus 200.
Therefore, according to data transmission method of the present invention and relevant electronic installation thereof, can in short distance within other electronic installations set up radio connecting after, distinguish the position by ultrasonic waves, learn itself and arbitrary device distance between the two and relative position informations such as relative direction, can overcome the shortcoming that the short distance transmission can't be located, can support multicast communication simultaneously, increase the convenience on using greatly.In addition, according to data transmission method of the present invention, after all finish binding between device, location, the gesture that the user only needs data that tendency to develop is sent to slide towards the direction of the device of receiving terminal as a file utilization, get final product accurate transmission file to the device of receiving terminal, more various extension function can be provided, promote the enjoyment on using.
Method of the present invention, or specific kenel or its part can exist with the kenel of procedure code.Procedure code can be contained in physical medium, get (getting as computer-readable) Storage Media as floppy disk, CD sheet, hard disk or any other machine readable, also or be not limited to the computer program product of external form, wherein, when procedure code by machine, when being written into and carrying out as computer, this machine becomes in order to participate in device of the present invention.Procedure code also can pass through some transfer mediums, transmit as electric wire or cable, optical fiber or any transmission kenel, wherein, when procedure code by machine, as computer receive, when being written into and carrying out, this machine becomes in order to participate in device of the present invention.When the general service processing unit is done in fact, procedure code provides a class of operation to be similar to the unique apparatus of using particular logic circuit in conjunction with processing unit.
Though the present invention discloses as above with preferred embodiment; so it is not in order to limit the present invention; any those of ordinary skills; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking appended the scope that claim defines.
Claims (10)
1. a data transmission method is applicable to the electronic installation with a ultrasonic waves Transmit-Receive Unit, and it comprises the following steps:
By a radio connecting, wireless link to one first device;
By this radio connecting, the location request of sending is to this first device;
Judge whether to receive from this first device, one first ultrasonic waves signal by this ultrasonic waves Transmit-Receive Unit;
When this first ultrasonic waves signal of receiving from this first device, determine this first device and a relative position information of this electronic installation; And
According to this first device this relative position information with this electronic installation, transmit data to this first device.
2. data transmission method as claimed in claim 1 wherein is somebody's turn to do according to this first device this relative position information with this electronic installation, transmits these data to this first step of installing and also comprises:
According to this first device and this relative position information of this electronic installation, orient mutually should first device a first direction; And
These data this first direction towards this first device is moved, correspondingly these data are sent to this first device.
3. data transmission method as claimed in claim 2, wherein this electronic installation also comprises a touch display unit, and this these data are moved with the step that correspondingly these data is sent to this first device towards this first direction of this first device is correspondingly when this first direction pulls a certain gestures of these data these data to be moved towards this first direction in detecting on this touch display unit.
4. data transmission method as claimed in claim 1, wherein this ultrasonic waves Transmit-Receive Unit also comprises at least three ultrasonic waves receivers, in order to receiving this first ultrasonic waves signal from this first device, and wherein this relative position information of this first device of this decisions and this electronic installation is to calculate this according to the time difference that these at least three ultrasonic waves receivers receive this first ultrasonic waves signal first to install and this relative position information of this electronic installation.
5. electronic installation comprises:
One wireless module is in order to pass through a radio connecting, wireless link to one first device;
One ultrasonic waves Transmit-Receive Unit is in order to receive one first ultrasonic waves signal from this first device; And
One processing unit, be coupled to this wireless module and this ultrasonic waves Transmit-Receive Unit, in order to pass through this radio connecting, the location request of sending is to this first device, judge whether to receive from this first one first ultrasonic waves signal that installs by this ultrasonic waves Transmit-Receive Unit, in receive from this first the device this first ultrasonic waves signal the time, determine a relative position information of this first device and this electronic installation, and according to this first device this relative position information with this electronic installation, transmit data to this first device.
6. electronic installation as claimed in claim 5, wherein this processing unit also when this first ultrasonic waves signal of not receiving from this first device, continues to transmit this positioning requirements to this first device by this radio connecting.
7. electronic installation as claimed in claim 5, wherein this ultrasonic waves Transmit-Receive Unit also comprises:
At least three ultrasonic waves receivers are in order to receive this first ultrasonic waves signal from this first device; And
One ultrasonic waves transmitter in order to a corresponding location requirement from this first device or one second device, sends one second ultrasonic waves signal to this first device or this second device,
Wherein this processing unit determines that this first device and this relative position information of this electronic installation are this relative position informations that calculates this first device and this electronic installation at least according to the time difference that these three ultrasonic waves receivers receive this first ultrasonic waves signal.
8. electronic installation as claimed in claim 5, wherein this processing unit is also according to this first device this relative position information with this electronic installation, orient mutually should first device a first direction, and these data this first direction towards this first device is moved, correspondingly these data are sent to this first device.
9. electronic installation as claimed in claim 8, also comprise a touch display unit, wherein this processing unit moves these data this first direction towards this first device, be on this touch display unit, to detect correspondingly to pull a certain gestures of these data towards this first direction correspondingly these data are sent to this first device, so that these data are moved towards this first direction.
10. a data transmission method is applicable to the electronic installation with a ultrasonic waves Transmit-Receive Unit, and it comprises the following steps:
By a radio connecting, wireless link to one first device;
By this radio connecting, receive the location request from this first device; And
Mutually should Location Request, send a ultrasonic waves signal to this first device by this ultrasonic waves Transmit-Receive Unit,
Cause this first device to obtain a relative position information of this first device and this electronic installation according to this ultrasonic waves signal, and then according to this first device this relative position information with this electronic installation, between this electronic installation and this first device, carry out a transfer of data.
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| CN103488284A (en) * | 2013-08-17 | 2014-01-01 | 金硕澳门离岸商业服务有限公司 | Mobile device and data transmission method |
| CN103631501A (en) * | 2013-10-11 | 2014-03-12 | 金硕澳门离岸商业服务有限公司 | Data transmission method based on gesture control |
| CN104811250A (en) * | 2014-01-23 | 2015-07-29 | 宏碁股份有限公司 | Communication system, electronic device and communication method |
| CN104950289A (en) * | 2014-03-26 | 2015-09-30 | 宏碁股份有限公司 | Position identification device, position identification system and position identification method |
| CN105025590A (en) * | 2014-04-23 | 2015-11-04 | 宏碁股份有限公司 | Electronic device and wireless network connection method thereof |
| US9749983B2 (en) | 2013-11-12 | 2017-08-29 | Acer Incorporated | Communication system, electronic device and communication method |
| CN107277147A (en) * | 2017-06-28 | 2017-10-20 | 上海斐讯数据通信技术有限公司 | Document transmission method, device and the computer-processing equipment of mobile terminal |
| CN108432159A (en) * | 2015-12-18 | 2018-08-21 | 株式会社电装 | Information provider unit and information providing system |
| CN110301118A (en) * | 2017-02-14 | 2019-10-01 | 微软技术许可有限责任公司 | The position correction of equipment is calculated for intelligent assistant |
| CN110602640A (en) * | 2018-06-12 | 2019-12-20 | 光宝科技股份有限公司 | Wireless communication system, host device, mobile device, and method thereof |
| US11010601B2 (en) | 2017-02-14 | 2021-05-18 | Microsoft Technology Licensing, Llc | Intelligent assistant device communicating non-verbal cues |
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