CN102722264A - Position detection system and position detection method - Google Patents
Position detection system and position detection method Download PDFInfo
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- CN102722264A CN102722264A CN2011100762406A CN201110076240A CN102722264A CN 102722264 A CN102722264 A CN 102722264A CN 2011100762406 A CN2011100762406 A CN 2011100762406A CN 201110076240 A CN201110076240 A CN 201110076240A CN 102722264 A CN102722264 A CN 102722264A
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Abstract
A position detection system and a position detection method are provided. Firstly, a reference point is recorded by a first mobile device. Then, a movement, an acceleration and a location corresponding to the first mobile device are detected by at least one sensor. Thereafter, during a fixed time interval, a displacement of the first mobile device relative to the reference point is calculated based on the fixed time interval and the data detected by the at least one sensor, and is transmitted to at least a second mobile device.
Description
Technical field
The present invention relates to location management, and be particularly related to a kind of system and method that can carry out position probing.
Background technology
In recent years, mobile device is like become the more and more high-order and the greater functionalityization that becomes such as mobile phone, smart mobile phone and personal digital assistants.For instance, mobile device can possess telecom communication ability, Email, advance the rank address list management, media play and other ability miscellaneous and application.Because the facility of these devices also makes these devices become one of daily necessities of people.
In general, many mobile devices can be equipped with a wireless location technology, as GPS (Global Positioning System, GPS).GPS can be by satellite received signal, to judge the position of mobile device.Yet, be subject to the technical limitation of GPS, when mobile device is in when indoor, mobile device can't receive satellite-signal, therefore can't learn the position that mobile device is present.In addition, be subject to the precision of GPS,, also be difficult to differentiate the position of indivedual mobile devices when identical mobile device is in when zone among a small circle.
In the time position each other can being learnt each other between mobile device, can inspire the innovation of more users operation-interface and application.Therefore, how the information of position each other is provided between mobile device, will becomes the important key of follow-up innovation and exploitation.
Summary of the invention
In view of this, the present invention provides position detecting system and method, to overcome foregoing problems.
A kind of position detecting system of the embodiment of the invention is applicable to one first mobile device.System comprise a Transmit-Receive Unit, a storage unit, at least one sensor, with a processing unit.Unit records one RP.One of corresponding first mobile device of at least one sensor moves, an acceleration and a residing orientation.Processing unit in a given time at interval, data computation first mobile device that is detected according to given time, with at least one sensor is with respect to a displacement of RP, and sends displacement to one second mobile device at least through Transmit-Receive Unit.
A kind of method for detecting position of the embodiment of the invention.At first, one first mobile device writes down a RP.Afterwards, utilize that one of corresponding first mobile device of at least one sensor moves, an acceleration and a residing orientation.Then, at a given time at interval, data computation first mobile device that is detected according to given time, with at least one sensor is with respect to a displacement of RP, and sends displacement to one second mobile device at least.
In certain embodiments, second mobile device can be calculated a current position of corresponding first mobile device according to the displacement meter of RP and corresponding first mobile device.
In certain embodiments, first mobile device is carried out an operation so that RP is carried out record in RP, and wherein, operation can comprise startup one application-specific or contact or collide second mobile device.In certain embodiments, when first mobile device with after second mobile device contacts or collides, first mobile device and second mobile device write down and follow the trail of position each other each other.
In certain embodiments, second mobile device can utilize a touch control screen to produce a contiguous gesture information, to revise the current position of corresponding first mobile device.
Said method of the present invention can exist through program code means.When program code was written into and carries out by machine, machine became in order to carry out device of the present invention.
For make above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, hereinafter is special lifts embodiment, and cooperates appended diagram, specifies as follows.
Description of drawings
Fig. 1 is a synoptic diagram, shows the position detecting system according to the embodiment of the invention.
Fig. 2 is a synoptic diagram, shows the mobile device according to the embodiment of the invention.
Fig. 3 is a process flow diagram, shows the method for detecting position according to the embodiment of the invention.
Fig. 4 is a process flow diagram, shows the method for detecting position according to another embodiment of the present invention.
Fig. 5 is a synoptic diagram, shows the position detecting system according to another embodiment of the present invention.
Fig. 6 is a process flow diagram, shows the method for detecting position according to another embodiment of the present invention.
[main element symbol description]
1000～position detecting system;
1100,1200,1300～mobile device;
R～RP;
1110～Transmit-Receive Unit;
1120～storage unit;
1121～RP information;
1130～sensor;
1140～processing unit;
S3100, S3200 ..., S3500～step;
S4100, S4200～step;
5100～the first mobile devices;
5200～the second mobile devices;
S6100, S6200 ..., S6600～step.
Embodiment
Fig. 1 shows the position detecting system according to the embodiment of the invention.As shown in Figure 1, in the position detecting system 1000 of the embodiment of the invention, 1100,1200 and 1300 of mobile devices can pass through wireless transmission, transmit relevant information like transmission technologys such as WiFi or bluetooths.Through using a RP R, each mobile device 1100,1200 and 1300 can be learnt the current position of other mobile devices.
Fig. 2 shows the mobile device according to the embodiment of the invention.Mobile device 1100 according to the embodiment of the invention can be portable apparatus such as mobile phone, smart mobile phone, personal digital assistant, individual Internet Access device.
According to the mobile device 1100 of the embodiment of the invention comprise at least a Transmit-Receive Unit 1110, a storage unit 1120, at least one sensor 1130, with a processing unit 1140.Transmit-Receive Unit 1110 can transmit relevant information to other mobile devices like transmission technologys such as WiFi or bluetooths with wireless transmission.It should be noted that in certain embodiments Transmit-Receive Unit 1110 can be a WiFi unit or a bluetooth unit.The information 1121 of the corresponding RP R of record in the storage unit 1120.Sensor 1130 moves in order to detect one of corresponding first mobile device, an acceleration and a residing orientation.It should be noted that in certain embodiments the sensor 1130 in the mobile device 1100 can comprise a gyroscope (Gyroscope), a gravity sensor (G-sensor) or an electronic compass (e-compass).Wherein, gyroscope can detect moving of corresponding mobile device 1100, and gravity sensor can detect the acceleration of corresponding mobile device 1100, and electronic compass can detect corresponding mobile device 1100 residing orientation.Be noted that aforementioned different types of sensor is merely the application's example, the present invention is not limited thereto.Anyly can all can be applied to the present invention in order to the sensor that detects the moving of corresponding first mobile device, acceleration and orientation of living in.Processing unit 1140 is in order to carrying out the application's method for detecting position, its details will in after describe.
Fig. 3 shows the method for detecting position according to the embodiment of the invention.Method for detecting position according to the embodiment of the invention goes for a mobile device, like portable apparatus such as mobile phone, smart mobile phone, personal digital assistant, individual Internet Access devices.In this embodiment, mobile device can calculate self displacement with respect to RP, and sends displacement to other mobile device.
Like step S3100, write down a RP.It should be noted that in certain embodiments RP can be positioned at a fixed position.At this moment, mobile device can move to RP, and carries out an operation, as starts an application-specific so that the positional information of corresponding this RP is carried out record.In addition, in certain embodiments, at least two mobile devices can contact each other or collide or start an application-specific in same position simultaneously.The position of these at least two mobile device contacts or collision can be set at RP.When these at least two mobile devices contacted each other or collide, the positional information of corresponding this RP will be carried out record.In addition, in certain embodiments, after these at least two mobile devices contacted each other or collide, each mobile device can write down the mobile device that is in contact with one another or collides, and followed the trail of follow-up position.
Afterwards, mobile device can move.Simultaneously, like step S3200, utilize the moving of the corresponding mobile device of at least one sensor, acceleration and the residing orientation of mobile device.Similarly, as previously mentioned, in certain embodiments, the sensor in the mobile device can comprise a gyroscope, a gravity sensor, an and electronic compass.Wherein, gyroscope can detect moving of corresponding mobile device, and gravity sensor can detect the acceleration of corresponding mobile device, and electronic compass can detect the residing orientation of corresponding mobile device.Be noted that aforementioned different types of sensor is merely the application's example, the present invention is not limited thereto.Anyly can all can be applied to the present invention in order to the sensor that detects the moving of corresponding first mobile device, acceleration and orientation of living in.Then, like step S3300, judge whether through separated between the given time.What remind is that the length of given time can design and adjust according to different demands and application.When not passing through given time (step S3300 denys), flow process is got back to step S3200.When the given time (step S3300 is), like step S3400, the data computation mobile device that is detected according to given time, with sensor is with respect to a displacement of RP.It should be noted that in certain embodiments the data that can be detected according to given time, with sensor utilize following formula to calculate the displacement of mobile device with respect to RP:
Wherein, S (x), S (y) and S (z) expression mobile device are with respect to the displacement of RP respectively at x, y and z axle; Vcos α, vcos β and vcos γ represent the component of the initial velocity of mobile device respectively at x, y and z axle, and acos α, acos β and acos γ represent the component of the initial velocity of mobile device respectively at x, y and z axle.After calculating the displacement of mobile device with respect to RP, like step S3500, the Transmit-Receive Unit through mobile device sends displacement to other mobile device.Afterwards, flow process is got back to step S3200.
Fig. 4 shows the method for detecting position according to another embodiment of the present invention.Method for detecting position according to the embodiment of the invention goes for a mobile device, like portable apparatus such as mobile phone, smart mobile phone, personal digital assistant, individual Internet Access devices.In this embodiment, mobile device can be obtained the displacement with respect to RP by other mobile devices, and calculates the position of mobile device.
Like step S4100, receive the displacement of corresponding this specific mobile device by a specific mobile device.Like step S4200, calculate the current position of corresponding this specific mobile device according to the displacement meter of RP and corresponding this specific mobile device.
What remind is; In certain embodiments; Realize its internal calculation when mobile device and obtain the current position of respective specific mobile device with the position of in fact seeing this specific mobile device when variant; The user can produce a revision directive through mobile device, to revise the current position of respective specific mobile device.For instance, in certain embodiments, the user can utilize a touch control screen (not shown) of mobile device to produce a contiguous gesture information.Wherein, this contiguous gesture information can point to this specific mobile device.Just can the current position of respective specific mobile device be revised with the motion track of specific mobile device according to this contiguous gesture money.
Fig. 5 shows the position detecting system according to another embodiment of the present invention.As shown in Figure 5, in the position detecting system 5000 of the embodiment of the invention, 5200 of first mobile device 5100 and second mobile devices can pass through wireless transmission, transmit relevant information like transmission technologys such as WiFi or bluetooths.Through using a RP R, first mobile device 5100 and second mobile device 5200 are learnt current position each other.
Please be simultaneously with reference to figure 5 and Fig. 6, Fig. 6 shows the method for detecting position according to another embodiment of the present invention.Be noted that as previously mentioned, first mobile device 5100 and second mobile device 5200 are learnt current position each other.Yet, in this embodiment, only calculate and learn that the part of first mobile device 5100 describes with second mobile device 5200.
Like step S6100, first mobile device, 5100 records, one RP R.Similarly, in certain embodiments, RP R can be positioned at a fixed position.At this moment, first mobile device 5100 can move to RP R, and carries out an operation, as starts an application-specific so that the positional information of corresponding this RP R is carried out record.In addition, in certain embodiments, first mobile device 5100 can contact each other or collide with second mobile device 5200 or start an application-specific in same position simultaneously.First mobile device 5100 can be set at RP R with the position that second mobile device 5200 contacts or collides.When first mobile device 5100 contacted each other or collides with second mobile device 5200, the positional information of corresponding this RP R will be carried out record.In addition; In certain embodiments; When first mobile device 5100 with after second mobile device 5200 contacts each other or collides, first mobile device 5100 and second mobile device 5200 can write down the mobile device that is in contact with one another or collides respectively, and follow the trail of follow-up position.
Afterwards, first mobile device 5100 can move.Simultaneously, like step S6200, utilize the moving of corresponding first mobile device 5100 of at least one sensor, acceleration and the residing orientation of first mobile device 5100.Similarly, as previously mentioned, in certain embodiments, the sensor in the mobile device can comprise a gyroscope, a gravity sensor, an and electronic compass.Wherein, gyroscope can detect moving of corresponding mobile device, and gravity sensor can detect the acceleration of corresponding mobile device, and electronic compass can detect the residing orientation of corresponding mobile device.Be noted that aforementioned different types of sensor is merely the application's example, the present invention is not limited thereto.Anyly can all can be applied to the present invention in order to the sensor that detects the moving of corresponding first mobile device, acceleration and orientation of living in.Afterwards, like step S6300, data computation first mobile device 5100 that is detected according to the interval of a given time, with sensor is with respect to the displacement of RP R.It should be noted that in certain embodiments the data that can be detected according to given time, with sensor utilize following formula to calculate the displacement of first mobile device 5100 with respect to RP R:
Wherein, S (x), S (y) and S (z) expression first mobile device 5100 are with respect to the displacement of RP R respectively at x, y and z axle; Vcos α, vcos β and vcos γ represent the component of the initial velocity of first mobile device 5100 respectively at x, y and z axle, and acos α, acos β and acos γ represent the component of the initial velocity of first mobile device 5100 respectively at x, y and z axle.
It should be noted that in certain embodiments, can judge whether through separated between the above-mentioned given time.What remind is that the length of given time can design and adjust according to different demands and application.When not passing through given time, then continue to wait for through given time.When through given time, then calculate of the displacement of first mobile device 5100 with respect to RP R.After calculating first displacement of mobile device 5100 with respect to RP R, like step S6400, the Transmit-Receive Unit through first mobile device 5100 sends displacement to second mobile device 5200.When second mobile device 5200 receives the displacement of corresponding first mobile device 5100,, calculate the current position of corresponding first mobile device 5100 according to the displacement meter of RP R and corresponding first mobile device 5100 like step S6500.Afterwards,, utilize a touch control screen of second mobile device 5200 to produce a contiguous gesture information, with according to the current position of this contiguous gesture money with corresponding first mobile device 5100 of motion track correction of first mobile device 5100 like step S6600.It should be noted that in certain embodiments this contiguous gesture information can point to first mobile device 5100.
Therefore, the system and method mobile device through the application can be under the assistance that need not positioning system, and need not extra cost expensive equipment or the unit of being provided with, and just can directly learn the position between mobile device.Through the application's achievement, can inspire the innovation of more users operation-interface and application.
Method of the present invention, or particular type or its part can exist with the type of program code.Program code can be contained in physical medium; Like floppy disk, CD, hard disk or any other machine readable (like computer-readable) storage medium; Also or be not limited to the computer program of external form, wherein, when program code by machine; When being written into and carrying out like computing machine, this machine becomes in order to participate in device of the present invention.Program code also can pass through some transmission mediums, transmit like electric wire or cable, optical fiber or any transport-type, wherein, when program code by machine, as computing machine 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, program code combines processing unit to provide a class of operation to be similar to the unique apparatus of using particular logic circuit.
Though the present invention with preferred embodiment openly as above; Right its is not in order to limit the present invention; Those skilled in the art are not breaking away from the spirit and scope of the present invention, and when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking the appended claims person of defining.
Claims (10)
1. a position detecting system is applicable to one first mobile device, comprising:
One Transmit-Receive Unit;
One storage unit is in order to write down a RP;
At least one sensor, in order to detect corresponding to one of this first mobile device move, an acceleration and a residing orientation; And
One processing unit; Be used to a given time at interval; This first mobile device of data computation that is detected according to this given time, with this at least one sensor is with respect to a displacement of this RP, and sends this displacement to one second mobile device at least through this Transmit-Receive Unit.
2. position detecting system as claimed in claim 1, wherein, this second mobile device also according to this RP with calculate a current position corresponding to this displacement meter of this first mobile device corresponding to this first mobile device.
3. position detecting system as claimed in claim 2, wherein, this first mobile device is carried out an operation so that this RP is carried out record in this RP; This operation comprises startup one application-specific or contact or collides this second mobile device; And when this first mobile device with after this second mobile device contacts or collides, this first mobile device and this second mobile device write down and follow the trail of position each other each other.
4. position detecting system as claimed in claim 2, wherein, this second mobile device also utilizes a touch control screen to produce a contiguous gesture information, to revise this current position corresponding to this first mobile device.
5. position detecting system as claimed in claim 1, wherein, this Transmit-Receive Unit comprises a WiFi unit or a bluetooth unit.
6. position detecting system as claimed in claim 1, wherein, this at least one sensor comprises one of them in a gyroscope, a gravity sensor and the electronic compass.
7. a method for detecting position is applicable to one first mobile device, comprises the following steps:
Write down a RP;
Through at least one sensor corresponding to one of this first mobile device move, an acceleration and a residing orientation;
At a given time at interval, this first mobile device of data computation that is detected according to this given time, with this at least one sensor is with respect to a displacement of this RP; And
At least send this displacement to one second mobile device through a Transmit-Receive Unit.
8. method as claimed in claim 7, also comprise this second mobile device according to this RP with calculate a current position corresponding to this displacement meter of this first mobile device corresponding to this first mobile device.
9. method as claimed in claim 8, wherein, this first mobile device is carried out an operation so that this RP is carried out record in this RP; This operation comprises startup one application-specific or contact or collides this second mobile device; And when this first mobile device with after this second mobile device contacts or collides, this first mobile device and this second mobile device write down and follow the trail of position each other each other.
10. method as claimed in claim 8 comprises that also this second mobile device utilizes a touch control screen to produce a contiguous gesture information, to revise this current position corresponding to this first mobile device.
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| CN2011100762406A CN102722264A (en) | 2011-03-29 | 2011-03-29 | Position detection system and position detection method |
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| CN2011100762406A CN102722264A (en) | 2011-03-29 | 2011-03-29 | Position detection system and position detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110221281A (en) * | 2018-03-01 | 2019-09-10 | 宏碁股份有限公司 | Electronic device and localization method |
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Application publication date: 20121010 |