CN105792004A - Screen transmission triggering method and system - Google Patents
Screen transmission triggering method and system Download PDFInfo
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- CN105792004A CN105792004A CN201410800696.6A CN201410800696A CN105792004A CN 105792004 A CN105792004 A CN 105792004A CN 201410800696 A CN201410800696 A CN 201410800696A CN 105792004 A CN105792004 A CN 105792004A
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Abstract
The invention discloses a screen transmission triggering method and system, wherein the method comprises following steps of T1, obtaining the data of an accelerated speed sensor in a mobile terminal; comparing the data with an accelerated speed parameter; judging whether a standing condition is satisfied or not; if the standing condition is satisfied, entering into a step T2; T2, obtaining the data of a distance sensor in the mobile terminal; comparing the data with a distance parameter; judging whether a flat placing condition is satisfied or not; if the flat placing condition is satisfied, triggering to send a request to a television side; and T3, after the mobile terminal receives request reception acknowledgement information of the television side, carrying out corresponding screen transmission operation with the television side. According to the method and the system, when a user needs to carry out the screen transmission operation, complex operation are unnecessary, and the user can simply experience the effect that the screen contents of the mobile terminal are displayed on other device screen. The method and the system are simple and convenient in use and can be easily used by almost all users.
Description
Technical field
The present invention relates to multi-screen interactive technical field, particularly relate to a kind of method and system triggering and passing screen.
Background technology
Multi-screen interactive technology of the prior art, the biography screen of such as existing TV and mobile phone operates, after TV is connected with mobile phone, if user wants to show being received within mobile phone on TV, then need user to click corresponding button or the track pre-set that slides on mobile phone screen on mobile phone screen, these are required for opening mobile phone screen, and operate in the mobile phone application specified, cause needing to consume more cell-phone battery electric-charge quantity, and operate comparatively laborious.If user is unskilled to application operating, or the connection flow process of mobile phone Yu other android equipment is unfamiliar with, then operation is by very inconvenient.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of method and system triggering and passing screen, it is intended to solve the existing problem passing screen operating process complexity, inconvenient operation.
Technical scheme is as follows:
A kind of triggering passes the method shielded, wherein, including step:
T1, when needs carry out pass screen operation time, the data of its acceleration transducer of acquisition for mobile terminal, and by these data with preset acceleration parameter compare, it is judged that whether mobile terminal meets static conditions, and if met; would enter step T2；
T2, its range sensor of acquisition for mobile terminal data, and by these data with preset distance parameter compare, it is judged that whether mobile terminal meets smooth placement condition, and if met; would trigger to television send request；
After T3, mobile terminal receive the information confirming to accept request of television, carry out corresponding biography with television and shield operation.
Described triggers the method passing screen, and wherein, described step T1 specifically includes:
T11, mobile terminal obtain the data of its acceleration transducer every the scheduled time, and circulation is stored in 4 variablees in order: in At1, At2, At3, At4, wherein At1 includes the component A t1.x in three directions of X, Y, Z axis, At1.y, At1.z, At2 includes the component A t2.x in three directions of X, Y, Z axis, At2.y, At2.z, At3 includes the component A t3.x in three directions of X, Y, Z axis, At3.y, At3.z, and At4 includes the component A t4.x in three directions of X, Y, Z axis, At4.y, At4.z；
T12, calculate Atmp by below equation:
Atmpx=(At1.x^2+At2.x^2+At3.x^2+At4.x^2)/4, calculates Atmpx；
Atmpy=(At1.y^2+At2.y^2+At3.y^2+At4.y^2)/4, calculates Atmpy；
Atmpz=(At1.z^2+At2.z^2+At3.z^2+At4.z^2)/4, calculates Atmpz；
Atmp=(Atmpx+Atmpy+Atmpz)/3, calculates Atmp；
T13, Atmp and acceleration parameter Am are compared, if Atmp is less than Am, then judges that mobile terminal meets static conditions, otherwise return step T11.
Described triggers the method passing screen, and wherein, described step T2 specifically includes:
The data of 4 range sensors that T21, acquisition for mobile terminal are positioned on its diverse location, and it is respectively stored in 4 variablees of correspondence: in B1, B2, B3, B4；
T22, calculate Btmp by below equation:
Btmp=(B1+B2+B3+B4)^2-4*(B1^2+B2^2+B3^2+B4^2)；
T23, Btmp and distance parameter Bm are compared, if Btmp is less than Bm, then judge that mobile terminal meets smooth placement condition, and trigger and send, to television, the request determined whether, otherwise return step T1.
Described triggers the method passing screen, and wherein, described T3 specifically includes:
After T31, television receive the request that mobile terminal sends, obtain the data of range sensor in the placement platform that television connects, and these data are compared with the reduced parameter preset, judge whether mobile terminal meets the smooth condition being positioned over placement platform, if meeting, then the position data of placement platform is sent to mobile terminal.
Described triggers the method passing screen, wherein, also includes after described step T31:
T32, acquisition for mobile terminal self-position data, and the position data of self-position data Yu placement platform is compared, judge whether mobile terminal meets with placement platform and be in the same space band of position condition, if meeting, then carry out corresponding biography with television and shield operation.
Described triggers the method passing screen, wherein, also includes after described step T3:
T4, acquisition for mobile terminal self-position data, and the position data of self-position data Yu placement platform is compared, judge whether mobile terminal meets with placement platform and be in the same space band of position condition, if meeting, then carry out corresponding biography with television and shield operation.
A kind of triggering passes the system shielded, wherein, and including:
Stand judge module, for when needs carry out passing screen operation, obtaining the data of acceleration transducer in mobile terminal, and these data compared with the acceleration parameter preset, judging whether mobile terminal meets static conditions, if meeting, entering smooth placement judge module；
These data and default distance parameter for obtaining the data of range sensor in mobile terminal, and are compared and judge whether to meet smooth placement condition, if meeting, triggering and sending request to television by smooth placement judge module；
Pass panel module, after the confirmation for receiving television accepts the information of request, carry out the corresponding screen that passes with television and operate.
Described triggers the system passing screen, and wherein, described standing judge module specifically includes:
Acceleration information acquiring unit, for obtaining the data of acceleration transducer in mobile terminal every the scheduled time, and circulation is stored in 4 variablees in order: in At1, At2, At3, At4, wherein At1 includes the component A t1.x in three directions of X, Y, Z axis, At1.y, At1.z, At2 includes the component A t2.x in three directions of X, Y, Z axis, At2.y, At2.z, At3 includes the component A t3.x in three directions of X, Y, Z axis, At3.y, At3.z, and At4 includes the component A t4.x in three directions of X, Y, Z axis, At4.y, At4.z；
Acceleration information computing unit, for calculating Atmp by below equation:
Atmpx=(At1.x^2+At2.x^2+At3.x^2+At4.x^2)/4, calculates Atmpx；
Atmpy=(At1.y^2+At2.y^2+At3.y^2+At4.y^2)/4, calculates Atmpy；
Atmpz=(At1.z^2+At2.z^2+At3.z^2+At4.z^2)/4, calculates Atmpz；
Atmp=(Atmpx+Atmpy+Atmpz)/3, calculates Atmp；
First comparing unit, for being compared by Atmp and acceleration parameter Am, if Atmp is less than Am, then judges that mobile terminal meets static conditions.
Described triggers the system passing screen, and wherein, described smooth placement judge module specifically includes:
Range-sensor data acquiring unit, for obtaining the data of 4 range sensors being positioned on mobile terminal diverse location, and is respectively stored in 4 variablees of correspondence: in B1, B2, B3, B4；
Range-sensor data computing unit, for calculating Btmp by below equation:
Btmp=(B1+B2+B3+B4)^2-4*(B1^2+B2^2+B3^2+B4^2)；
Second comparing unit, for being compared by Btmp and distance parameter Bm, if Btmp is less than Bm, then judges that mobile terminal meets smooth placement condition, and triggers the request determined whether to television transmission.
Described triggers the system passing screen, wherein, also includes:
Passing screen operation and terminate module, for obtaining the data of mobile terminal acceleration transducer, judge whether to meet mobile terminal mobile condition according to the data of mobile terminal acceleration transducer, if meeting, then the biography screen terminating mobile terminal and television operates.
Beneficial effect: the present invention is by being calculated mobile terminal sensing data, it is judged that mobile phone users is the need of carrying out passing screen service；When the condition is satisfied, notice television also sends request, and television replies, and makes the two carry out passing screen operation.The invention enables user when needs carry out passing screen operation, it is made without complicated loaded down with trivial details operation, but only mobile terminal is stood and be placed on the device or position specified, it becomes possible to experience the effect of mobile terminal screen content display on other device screens more simply.The present invention is easy to use simply, and almost all of user can easily use, and also can reduce the battery consumption of mobile terminal when showing on other screen.
Accompanying drawing explanation
Fig. 1 is a kind of flow chart triggering the method preferred embodiment passing screen of the present invention.
Fig. 2 is the particular flow sheet of step S101 in method shown in Fig. 1.
Fig. 3 is the coordinate system of the surveyed data of acceleration transducer of the present invention.
Fig. 4 is the particular flow sheet of step S102 in method shown in Fig. 1.
Fig. 5 is the particular flow sheet of step S103 in method shown in Fig. 1.
Fig. 6 is a kind of structured flowchart triggering the system preferred embodiment passing screen of the present invention.
Fig. 7 is the concrete structure block diagram standing judge module in system shown in Figure 6.
Fig. 8 is the concrete structure block diagram of smooth placement judge module in system shown in Figure 6.
Detailed description of the invention
The present invention provides a kind of method and system triggering and passing screen, and for making the purpose of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1, Fig. 1 is a kind of flow chart triggering the method preferred embodiment passing screen of the present invention, as it can be seen, it includes step:
S101, when needs carry out pass screen operation time, the data of its acceleration transducer of acquisition for mobile terminal, and these data are compared with the acceleration parameter preset, it is judged that whether mobile terminal meets static conditions, if meeting, entering step S102, otherwise continuing to obtain data；
S102, its range sensor of acquisition for mobile terminal data, and by these data with preset distance parameter compare, it is judged that whether mobile terminal meets smooth placement condition, and if met; would trigger to television send request, otherwise continue obtain data；
After S103, mobile terminal receive the information confirming to accept request of television, carry out corresponding biography with television and shield operation.
Further, as in figure 2 it is shown, described step S101 specifically includes:
S201, mobile terminal obtain the data of its acceleration transducer every the scheduled time, and circulation is stored in 4 variablees in order: in At1, At2, At3, At4, as shown in Figure 3, wherein At1 includes the component A t1.x in three directions of X, Y, Z axis, At1.y, At1.z, At2 includes the component A t2.x in three directions of X, Y, Z axis, At2.y, At2.z, At3 includes the component A t3.x in three directions of X, Y, Z axis, At3.y, At3.z, and At4 includes the component A t4.x in three directions of X, Y, Z axis, At4.y, At4.z；
Scheduled time Tm therein can be adjusted according to practical situation.
S202, calculate Atmp by below equation:
Atmpx=(At1.x^2+At2.x^2+At3.x^2+At4.x^2)/4, calculates Atmpx；
Atmpy=(At1.y^2+At2.y^2+At3.y^2+At4.y^2)/4, calculates Atmpy；
Atmpz=(At1.z^2+At2.z^2+At3.z^2+At4.z^2)/4, calculates Atmpz；
Atmp=(Atmpx+Atmpy+Atmpz)/3, calculates Atmp；
S203, Atmp and acceleration parameter Am are compared, if Atmp is less than Am, then judges that mobile terminal meets static conditions, otherwise return step S201.
Am therein is the acceleration parameter for comparing that program is specified, such as it is set to 0.01 mm/second, it represents an acceptable range of error parameter, can be adjusted according to product specific requirement, such as mobile phone is static but the produced concrete error of sensor hardware error, and building small vibrations of body etc. allow the acceleration that mobile phone produces, these all within the acceptable range, so can Am is set a rational value according to these situations.
Further, as shown in Figure 4, described step S102 specifically includes:
The data of 4 range sensors that S301, acquisition for mobile terminal are positioned on its diverse location, and it is respectively stored in 4 variablees of correspondence: in B1, B2, B3, B4；
S302, calculate Btmp by below equation:
Btmp=(B1+B2+B3+B4)^2-4*(B1^2+B2^2+B3^2+B4^2)；
S303, Btmp and distance parameter Bm are compared, if Btmp is less than Bm, then judge that mobile terminal meets smooth placement condition, and trigger and send, to television, the request determined whether, otherwise return step S101.
Bm is the distance parameter that program is specified, such as it is set to 1 millimeter, it represents an acceptable error parameter, can adjust according to product specific requirement, the such as surfacing degree of placement platform (can be any one plane, for instance tea table or dining table etc.), and require that mobile phone can not have range error produced by great angle of inclination relative to placement platform, specifically adjusting according to these situations, it is used for illustrating that mobile phone and contactant contact degree of agreement on four positions.When Btmp is less than Bm, then illustrating that mobile terminal has been placed on the position of comparison level, meets smooth placement condition.
Owing to above-mentioned steps carries out conditional judgment without television, directly can carry out biography shield with mobile terminal, namely the preferential scheme passing screen is adopted, after mobile terminal and television are coupled together by user, arrange and preferentially pass screen, then just judge either directly through mobile terminal, after sending request, television does not make a decision and directly transmits the information confirming to accept request to mobile terminal, thus carrying out passing screen operation.And if mobile terminal does not within a specified time receive the information confirming to accept request, then reentering the judgement step of step S101.
In technique scheme, it is not necessary to mobile terminal is placed on the placement platform specified, only need to be placed on certain horizontal level, and user need to first confirm that needs carry out passing screen (such as arrange and preferentially pass screen), it is to avoid be strayed into biography screen operation.And in preferred embodiment, be connect (wired or wireless) placement platform in television, after the condition meeting above-mentioned standing and smooth placement, also utilize the sensor on placement platform to detect, when satisfying condition, just can carry out passing screen operation.
Specifically, as it is shown in figure 5, described S103 specifically includes:
After S1031, television receive the request that mobile terminal sends, obtain the data of range sensor in the placement platform that television connects, and these data are compared with the reduced parameter preset, judge whether mobile terminal meets the smooth condition being positioned over placement platform, if meeting, then the position data of placement platform is sent to mobile terminal；
S1032, acquisition for mobile terminal self-position data, and the position data of self-position data Yu placement platform is compared, judge whether mobile terminal meets with placement platform and be in the same space band of position condition, if meeting, then carry out corresponding biography with television and shield operation.
Specifically, described step S1031 can further be refined as following steps:
S400, monitoring request；
After S401, television receive the request that mobile terminal sends, obtain the data of 5 range sensors in the placement platform that television connects, and be saved in 5 variablees respectively: in C1, C2, C3, C4, C5；
Range sensor corresponding for C5 therein is can the sensor of setpoint distance outside a user.The range sensor that C1, C2, C3, C4 are corresponding can be separately positioned on the corner of placement platform.
S402, calculate Ctmpm by below equation:
Ctmpm=(C1+C2+C3+C4) ^2 16*C5^2；
Ctmpm is error amount concrete between tetra-range sensor distance values meansigma methodss of C1, C2, C3, C4 and C5.
S403, Ctmpm and the first reduced parameter Cm is compared, if Ctmpm is less than Cm, then enter step S404；Otherwise return step S400；
First reduced parameter Cm is the error allowed between tetra-range sensor distance values meansigma methodss of C1, C2, C3, C4 and C5, is such as set to 1 millimeter.
S404, calculate Ctmpn by below equation:
Ctmpn=(C1+C2+C3+C4)^2-4*(C1^2+C2^2+C3^2+C4^2)；
Ctmpn is the variance yields of tetra-range sensor numerical value of C1, C2, C3, C4；
S405, Ctmpn and the second reduced parameter Cn is compared, if Ctmpn is less than Cn, then enter step S406；Otherwise return step S400；
Second reduced parameter Cn is the range of error of the variance yields that tetra-range sensor numerical value of C1, C2, C3, C4 allow；
S406, television obtain placement platform position data and are stored in Gd, send Gd to mobile terminal.
This position data is recorded by position sensor, it can be specifically the virtual-sensor of indoor locating system, can also being analogous to the position coordinate data of the alignment systems such as GPS, namely described position sensor is the system with acquisition position coordinate data function of broad sense；
Further, described step S1032 can further be refined as following steps:
After S407, mobile terminal receive Gd, obtaining the position data of self, and be stored in Gs, wherein Gd includes component Gd.x, Gd.y, the Gd.z in three directions of X, Y, Z axis, Gs and includes component Gs.x, Gs.y, the Gs.z in three directions of X, Y, Z axis；
S408, calculate Gx, Gy, Gz by below equation:
Gx=fabs (Gd.x-Gs.x), Gy=fabs (Gd.y-Gs.y) and Gz=fabs (Gd.z-Gs.z)；
S409, judged by below equation:
Gx^2+Gy^2+Gz^2<Gds；Wherein, Gds is spatial parameter；
Gds be program setting for representing mobile phone and the reduced parameter of placement platform area of space degree of agreement, such as arranging Gds is 10 centimetres, it was shown that just meet the requirement at same position if mobile phone and placement platform coexist in 10 centimetres of spherical spaces for radius；This is used to judge whether the placement platform of mobile phone and television coexists a very little region, locus, if satisfied condition, representing that the placement platform of this mobile phone and this TV is at same position, further relating to mobile phone and TV to carry out passing the operations such as screen really.
By judging so that it is determined that the operation going out user seeks to show the content on mobile phone on TV the multiple data of TV placement platform PF and more than mobile phone PO, then system just triggers the biography screen of mobile phone and television set and processes.
Further, also include after described step S103:
S104, its acceleration transducer of acquisition for mobile terminal data, judge whether to meet mobile terminal mobile condition according to the data of mobile terminal acceleration transducer, if meeting, then the biography screen terminating mobile terminal and television operates.
Specifically, the first data of its acceleration transducer of acquisition for mobile terminal, and be stored in variables A tnow, Atnow and include the component A tnow.x in three directions of X, Y, Z axis, Atnow.y, Atnow.z, and judged by below equation:
fabs(Atnow.x)+fabs(Atnow.y)+fabs(Atnow.z)>0.1；
If meeting above-mentioned formula, then illustrate that mobile terminal moves, then the biography screen terminating mobile terminal and television operates.
In embodiments of the present invention, when needs carry out passing screen operation, following condition is judged mainly through the data of various kinds of sensors:
Mobile terminal judges whether it meets static conditions；
Mobile terminal judges whether it meets smooth placement condition；
Television judges whether mobile terminal meets the smooth condition being placed on placement platform；
Mobile terminal judges it is with whether placement platform meets the condition being in the same space band of position；
Mobile terminal judges whether it meets mobile condition.
Determine whether to trigger according to above-mentioned condition and pass screen operation and terminate to pass screen operation.Mobile terminal holding movable terminal on request only need to can be realized the biography screen service with television by such user, very easy to use, it is not necessary to carrying out complicated loaded down with trivial details operating process.In the embodiment of the present invention, illustrate for mobile terminal for mobile phone, it is clear that mobile terminal can also is that the portable electric appts such as panel computer.
Based on said method, the present invention also provides for a kind of system preferred embodiment triggering and passing screen, as shown in Figure 6, comprising:
Stand judge module 100, for when needs carry out passing screen operation, obtaining the data of acceleration transducer in mobile terminal, and these data compared with the acceleration parameter preset, judging whether mobile terminal meets static conditions, if meeting, entering smooth placement judge module；
These data and default distance parameter for obtaining the data of range sensor in mobile terminal, and are compared and judge whether to meet smooth placement condition, if meeting, triggering and sending request to television by smooth placement judge module 200；
Pass panel module 300, after the confirmation for receiving television accepts the information of request, carry out the corresponding screen that passes with television and operate.
Further, as it is shown in fig. 7, described standing judge module 100 specifically includes:
Acceleration information acquiring unit 110, for obtaining the data of acceleration transducer in mobile terminal every the scheduled time, and circulation is stored in 4 variablees in order: in At1, At2, At3, At4, wherein At1 includes the component A t1.x in three directions of X, Y, Z axis, At1.y, At1.z, At2 includes the component A t2.x in three directions of X, Y, Z axis, At2.y, At2.z, At3 includes the component A t3.x in three directions of X, Y, Z axis, At3.y, At3.z, and At4 includes the component A t4.x in three directions of X, Y, Z axis, At4.y, At4.z；
Acceleration information computing unit 120, for calculating Atmp by below equation:
Atmpx=(At1.x^2+At2.x^2+At3.x^2+At4.x^2)/4, calculates Atmpx；
Atmpy=(At1.y^2+At2.y^2+At3.y^2+At4.y^2)/4, calculates Atmpy；
Atmpz=(At1.z^2+At2.z^2+At3.z^2+At4.z^2)/4, calculates Atmpz；
Atmp=(Atmpx+Atmpy+Atmpz)/3, calculates Atmp；
First comparing unit 130, for being compared by Atmp and acceleration parameter Am, if Atmp is less than Am, then judges that mobile terminal meets static conditions.
Further, as shown in Figure 8, described smooth placement judge module 200 specifically includes:
Range-sensor data acquiring unit 210, for obtaining the data of 4 range sensors being positioned on mobile terminal diverse location, and is respectively stored in 4 variablees of correspondence: in B1, B2, B3, B4；
Range-sensor data computing unit 220, for calculating Btmp by below equation:
Btmp=(B1+B2+B3+B4)^2-4*(B1^2+B2^2+B3^2+B4^2)；
Second comparing unit 230, for being compared by Btmp and distance parameter Bm, if Btmp is less than Bm, then judges that mobile terminal meets smooth placement condition, and triggers the request determined whether to television transmission.
Further, described system, it also includes:
Passing screen operation and terminate module, for obtaining the data of mobile terminal acceleration transducer, judge whether to meet mobile terminal mobile condition according to the data of mobile terminal acceleration transducer, if meeting, then the biography screen terminating mobile terminal and television operates.
In sum, the present invention is when needs carry out passing screen operation, by mobile terminal sensing data is calculated, it is judged that mobile phone users is the need of carrying out passing screen service；When the condition is satisfied, notice television also sends request, and television replies, and makes the two carry out passing screen operation.The invention enables user when needs carry out passing screen operation, it is made without complicated loaded down with trivial details operation, but only mobile terminal is stood and be placed on the device or position specified, it becomes possible to experience the effect of mobile terminal screen content display on other device screens more simply.The present invention is easy to use simply, and almost all of user can easily use, and also can reduce the battery consumption of mobile terminal when showing on other screen.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, it is possible to improved according to the above description or convert, all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (10)
1. one kind is triggered the method passing screen, it is characterised in that include step:
T1, when needs carry out pass screen operation time, the data of its acceleration transducer of acquisition for mobile terminal, and by these data with preset acceleration parameter compare, it is judged that whether mobile terminal meets static conditions, and if met; would enter step T2；
T2, its range sensor of acquisition for mobile terminal data, and by these data with preset distance parameter compare, it is judged that whether mobile terminal meets smooth placement condition, and if met; would trigger to television send request；
After T3, mobile terminal receive the information confirming to accept request of television, carry out corresponding biography with television and shield operation.
2. according to claim 1 triggering passes the method shielded, it is characterised in that described step T1 specifically includes:
T11, mobile terminal obtain the data of its acceleration transducer every the scheduled time, and circulation is stored in 4 variablees in order: in At1, At2, At3, At4, wherein At1 includes the component A t1.x in three directions of X, Y, Z axis, At1.y, At1.z, At2 includes the component A t2.x in three directions of X, Y, Z axis, At2.y, At2.z, At3 includes the component A t3.x in three directions of X, Y, Z axis, At3.y, At3.z, and At4 includes the component A t4.x in three directions of X, Y, Z axis, At4.y, At4.z；
T12, calculate Atmp by below equation:
Atmpx=(At1.x^2+At2.x^2+At3.x^2+At4.x^2)/4, calculates Atmpx；
Atmpy=(At1.y^2+At2.y^2+At3.y^2+At4.y^2)/4, calculates Atmpy；
Atmpz=(At1.z^2+At2.z^2+At3.z^2+At4.z^2)/4, calculates Atmpz；
Atmp=(Atmpx+Atmpy+Atmpz)/3, calculates Atmp；
T13, Atmp and acceleration parameter Am are compared, if Atmp is less than Am, then judges that mobile terminal meets static conditions, otherwise return step T11.
3. according to claim 1 triggering passes the method shielded, it is characterised in that described step T2 specifically includes:
The data of 4 range sensors that T21, acquisition for mobile terminal are positioned on its diverse location, and it is respectively stored in 4 variablees of correspondence: in B1, B2, B3, B4；
T22, calculate Btmp by below equation:
Btmp=(B1+B2+B3+B4)^2-4*(B1^2+B2^2+B3^2+B4^2)；
T23, Btmp and distance parameter Bm are compared, if Btmp is less than Bm, then judge that mobile terminal meets smooth placement condition, and trigger and send, to television, the request determined whether, otherwise return step T1.
4. according to claim 1 triggering passes the method shielded, it is characterised in that described T3 specifically includes:
After T31, television receive the request that mobile terminal sends, obtain the data of range sensor in the placement platform that television connects, and these data are compared with the reduced parameter preset, judge whether mobile terminal meets the smooth condition being positioned over placement platform, if meeting, then the position data of placement platform is sent to mobile terminal.
5. according to claim 4 triggering passes the method shielded, it is characterised in that also include after described step T31:
T32, acquisition for mobile terminal self-position data, and the position data of self-position data Yu placement platform is compared, judge whether mobile terminal meets with placement platform and be in the same space band of position condition, if meeting, then carry out corresponding biography with television and shield operation.
6. according to claim 1 triggering passes the method shielded, it is characterised in that also include after described step T3:
T4, its acceleration transducer of acquisition for mobile terminal data, judge whether to meet mobile terminal mobile condition according to the data of mobile terminal acceleration transducer, if meeting, then the biography screen terminating mobile terminal and television operates.
7. one kind is triggered the system passing screen, it is characterised in that including:
Stand judge module, for when needs carry out passing screen operation, obtaining the data of acceleration transducer in mobile terminal, and these data compared with the acceleration parameter preset, judging whether mobile terminal meets static conditions, if meeting, entering smooth placement judge module；
These data and default distance parameter for obtaining the data of range sensor in mobile terminal, and are compared and judge whether to meet smooth placement condition, if meeting, triggering and sending request to television by smooth placement judge module；
Pass panel module, after the confirmation for receiving television accepts the information of request, carry out the corresponding screen that passes with television and operate.
8. according to claim 7 triggering passes the system shielded, it is characterised in that described standing judge module specifically includes:
Acceleration information acquiring unit, for obtaining the data of acceleration transducer in mobile terminal every the scheduled time, and circulation is stored in 4 variablees in order: in At1, At2, At3, At4, wherein At1 includes the component A t1.x in three directions of X, Y, Z axis, At1.y, At1.z, At2 includes the component A t2.x in three directions of X, Y, Z axis, At2.y, At2.z, At3 includes the component A t3.x in three directions of X, Y, Z axis, At3.y, At3.z, and At4 includes the component A t4.x in three directions of X, Y, Z axis, At4.y, At4.z；
Acceleration information computing unit, for calculating Atmp by below equation:
Atmpx=(At1.x^2+At2.x^2+At3.x^2+At4.x^2)/4, calculates Atmpx；
Atmpy=(At1.y^2+At2.y^2+At3.y^2+At4.y^2)/4, calculates Atmpy；
Atmpz=(At1.z^2+At2.z^2+At3.z^2+At4.z^2)/4, calculates Atmpz；
Atmp=(Atmpx+Atmpy+Atmpz)/3, calculates Atmp；
First comparing unit, for being compared by Atmp and acceleration parameter Am, if Atmp is less than Am, then judges that mobile terminal meets static conditions.
9. according to claim 7 triggering passes the system shielded, it is characterised in that described smooth placement judge module specifically includes:
Range-sensor data acquiring unit, for obtaining the data of 4 range sensors being positioned on mobile terminal diverse location, and is respectively stored in 4 variablees of correspondence: in B1, B2, B3, B4；
Range-sensor data computing unit, for calculating Btmp by below equation:
Btmp=(B1+B2+B3+B4)^2-4*(B1^2+B2^2+B3^2+B4^2)；
Second comparing unit, for being compared by Btmp and distance parameter Bm, if Btmp is less than Bm, then judges that mobile terminal meets smooth placement condition, and triggers the request determined whether to television transmission.
10. according to claim 7 triggering passes the system shielded, it is characterised in that also include:
Passing screen operation and terminate module, for obtaining the data of mobile terminal acceleration transducer, judge whether to meet mobile terminal mobile condition according to the data of mobile terminal acceleration transducer, if meeting, then the biography screen terminating mobile terminal and television operates.
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