CN102202294A - Data encryption method and wireless communication system - Google Patents
Data encryption method and wireless communication system Download PDFInfo
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- CN102202294A CN102202294A CN2010101302513A CN201010130251A CN102202294A CN 102202294 A CN102202294 A CN 102202294A CN 2010101302513 A CN2010101302513 A CN 2010101302513A CN 201010130251 A CN201010130251 A CN 201010130251A CN 102202294 A CN102202294 A CN 102202294A
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- rfid tag
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- frequency identification
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Abstract
The invention relates to a data encryption method and a wireless communication system. The data encryption method is applied to a mobile communication device; the mobile communication device is used for storing first radio frequency identification label data corresponding to a radio frequency identification label device; and the data encryption method comprises the following steps of: checking whether radio frequency identification label data is received, judging whether the radio frequency identification label data is equal to the first radio frequency identification label data when the radio frequency identification label data is confirmed to be received, and forbidding to access specific service of the mobile communication device when the radio frequency identification label data is not equal to the first radio frequency identification label data. By the data encryption method, the privacy of specific data and application service are protected. Moreover, the data encryption method has the function of searching the mobile communication device so as to further reduce the risk which a cell phone is stolen.
Description
Technical field
The present invention relates to a kind of data encryption method and wireless communication system, refer to a kind of use REID (RadioFrequency Identification, RFID) method of protected data privacy and wireless communication system especially.
Background technology
Along with popularizing of improvement of computer science and cordless communication network, mobile phone has been indispensable means of communication in popular life, various senior mobile phone application services as online, send and receive e-mail or function such as satellite navigation, also be widely used.Mobile phone belongs to the privacy article, and as if losing accidentally or not being carried at one's side, the personal information that stores in the mobile phone, mail and picture etc. all may be watched and utilize by other people.Therefore, when the mobile phone application service was flourish, the information privacy of mobile phone also day by day received publicity.
The data security function that mobile phone provided on the market, normally the user is to specific application service or file setting code, if will use this service or browser document, must import correct password just can conduct interviews (access).Yet, must repeatedly repeat the action deciphering and lock if the frequency that security services is used is very high, the user is come and inconvenient, also may lock or forget Password because of forgetting, cause the risk that data outflow.
Hence one can see that, and mostly known data confidentiality mode is to enable particular application services or file with password, and the program that the user can't exempt manual unlocking and lock also may be forgotten and lock or forget Password, cause mobile phone not at one's side the time internal data watched by other people.
Summary of the invention
Therefore, main purpose of the present invention promptly is to provide a kind of data encryption method and related wireless communication system.
The present invention discloses a kind of data encryption method, be used for a mobile communications device, this mobile communications device stores one first RFID tag data corresponding to a radio frequency identification label apparatus, and this data encryption method includes inspection and whether receives the RFID tag data; When confirming to receive RFID tag data, judge whether these RFID tag data equal this first RFID tag data; And when these RFID tag data are not equal to these first RFID tag data, a special services in this mobile communications device of disable access.
The present invention also discloses a kind of wireless communication system, this wireless communication system uses REID with the protected data privacy, this wireless communication system includes a radio frequency identification label apparatus and a mobile communications device, this radio frequency identification label apparatus includes an antenna and a memory, this memory is coupled to this antenna, is used for storing one first RFID tag data; This mobile communications device includes a RFID reader and a running unit, and this RFID reader is used for when receiving RFID tag data, judges whether these RFID tag data equal this first RFID tag data; This running unit is coupled to this RFID reader, is used for when these RFID tag data are not equal to these first RFID tag data a special services in this mobile communications device of disable access.
The present invention protects the privacy of particular data and application service, in addition, also have the function of seeking mobile communications device, has further reduced mobile phone by risk that other people obtain.
Description of drawings
Fig. 1 is the schematic diagram of a wireless communication system of the embodiment of the invention.
Fig. 2 is the functional-block diagram of the wireless communication system of Fig. 1.
Fig. 3 is the schematic diagram of a flow process of the embodiment of the invention.
Fig. 4 is the functional-block diagram of a wireless communication system of the embodiment of the invention.
Fig. 5 is the schematic diagram of a flow process of the embodiment of the invention.
The primary clustering symbol description:
10,40 wireless communication systems, 428 switches
100,400 mobile communications device TAG, TAG1,
102,402 radio frequency identification label apparatus TAG2 RFID tag data
104,404 RFID reader IND index signals
106,406 running unit, 30,50 flow processs
122,140,422,440 antennas 300,302,304,
124,424 control circuits 306,308,310,
126,144,426,444 memories 500,502,504,
142,442 processing units, 506 steps
Embodiment
The present invention utilizes REID, the data of protection mobile communications device or the privacy of application service.Please refer to Fig. 1 and Fig. 2, Fig. 1 is the schematic diagram of a wireless communication system 10 of the embodiment of the invention, and Fig. 2 is the functional-block diagram of wireless communication system 10.Wireless communication system 10 is a radio-frequency recognition system, and it includes a mobile communications device 100 and a radio frequency identification label apparatus 102.Mobile communications device 100 can be mobile phone, personal digital assistant or mobile network apparatus (MobileInternet Device) etc., includes a RFID reader 104 and a running unit 106.RFID reader 104 includes an antenna 140, a processing unit 142 and a memory 144.Processing unit 142 is coupled to antenna 140, memory 144 and running unit 106, the running of master control radio-frequency (RF) identification.Running unit 106 is the core work unit of mobile communications device 100, is responsible for handling all application services and user's action command.
Radio frequency identification label apparatus 102 is specific to mobile communications device 100, and its external form can be the device that the user can carry, bracelet as shown in Figure 1, but not as limit, can also be that portable external form such as card or key realizes.Radio frequency identification label apparatus 102 includes an antenna 122, a control circuit 124 and a memory 126.Memory 126 stores a RFID tag data TAG.Control circuit 124 is coupled to antenna 122 and memory 126, when antenna 122 receives radio wave signal and when making radio frequency identification label apparatus 102 produce induced currents, control circuit 124 is obtained RFID tag data TAG by memory 126, is sent in the air by antenna 122.Radio frequency identification label apparatus 102 must be earlier by the authentication of mobile communications device 100 when first the use, and behind the authentication success, the memory 144 of RFID reader 104 also stores RFID tag data TAG.
In wireless communication system 10, when radio frequency identification label apparatus 102 and RFID reader 104 at a distance of less than the ultimate range that can transmit the time, the radio wave signal that the antenna 140 of RFID reader 104 is launched can make antenna 122 resonance of radio frequency identification label apparatus 102 produce induced current, and then start radio frequency identification label apparatus 102, make it to transmit the stored RFID tag data of memory 126 to RFID reader 104.Otherwise when when surpassing the ultimate range that can transmit, RFID reader 104 can not receive the RFID tag data of radio frequency identification label apparatus 102.The present invention promptly utilizes above-mentioned characteristic, the data of protection mobile communications device 100 or the privacy of application service.
Please refer to Fig. 3, Fig. 3 is the schematic diagram of a flow process 30 of the embodiment of the invention.Flow process 30 is used for the mobile communications device 100 of wireless communication system 10, in order to the stored customizing messages of protection mobile communications device 100 or the privacy of application service.Flow process 30 includes following steps:
Step 300: beginning.
Step 302: check whether receive RFID tag data.If carry out step 304; If not, carry out step 308.
Step 304: judge whether the RFID tag data of being received equal the RFID tag data TAG of radio frequency identification label apparatus 102.If equate, carry out step 306; If unequal, carry out step 308.
Step 306: allow access services.
Step 308: disable access service.
Step 310: finish.
What note that mobile communications device 100 may exist a plurality of irrelevant passive radio frequency identification labels in the environment all around, or the radio frequency identification label apparatus of other mobile communications device special uses.In the practice, the frequency that RFID reader 104 and radio frequency identification label apparatus 102 use can be hyperfrequency, and (902MHz～928MHz), transmission range reaches 5 meters (rice).
The step of step 302 for periodically carrying out, the processing unit 142 of RFID reader 104 periodically checked whether receive the RFID tag data in for example per 30 seconds or per 1 minute, and the Cycle Length of use is defined voluntarily by mobile communications device 100.When RFID reader 104 does not receive any RFID tag data, expression radio frequency identification label apparatus 102 must be near mobile communications device 100, the user may be not with mobile communications device 100 bands at one's side or be placed in the scope that sight line can take into account.At this moment, according to step 308, running unit 106 disable access special services also are about to special services and lock.In this case, even other people obtain mobile communications device 100, also can't unlock in the mode of manual input password and use special services, the people who only carries radio frequency identification label apparatus 102 can unlock.The special services of locking is set up on their own by the user, for example function of browse of e-mail box or sending function, or the function of browse of file etc.
On the other hand, when the antenna 140 of RFID reader 104 receives RFID tag data, the RFID tag data that processing unit 142 will receive are compared with the RFID tag data TAG that is stored in the memory 144, judge whether the two equates.In other words, processing unit 142 judges that whether the RFID tag data that received are sent by the radio frequency identification label apparatus 102 of mobile communications device 100 authentication successs.
Learn the RFID tag data that received when processing unit 142 and equal RFID tag data TAG, expression radio frequency identification label apparatus 102 is in the scope that mobile communications device 100 can be sensed, in other words, mobile communications device 100 is in the controllable scope of user, for example in 5 meters the visual line of sight, can illegally do not obtained by other people.At this moment, processing unit 142 notice running unit 106, to allow the visit special services, the user can normally use special services, could not use the use inconvenience of avoiding forgetting Password and being caused and must manually not input password.On the other hand; learn the RFID tag data that received when processing unit 142 and be not equal to RFID tag data TAG; expression radio frequency identification label apparatus 102 is not in the scope that mobile communications device 100 can be sensed; this moment, processing unit 142 notices operated unit 106; with the disable access special services; the protection particular application services of mobile communications device 10 or the privacy of data are by other people operation or watch.
As from the foregoing; if use radio frequency identification label apparatus 102 collocation mobile communications devices 100; the data-privacy of mobile communications device 100 can access best protection; and the user need only carry radio frequency identification label apparatus 102; must memory cipher and repeat the action that release is locked, can use mobile communications device 100 easily.When the user does not carry mobile communications device 100, also need not worry that the password of setting is cracked and make the data outflow.
Above-mentioned radio frequency identification label apparatus 102 can further change so that greater functionality to be provided, and for example assisting users is sought mobile communications device fast, avoids mobile communications device to lose and can't the protected data privacy.Please refer to Fig. 4, Fig. 4 is the functional-block diagram of a wireless communication system 40 of the embodiment of the invention.Wireless communication system 40 includes a mobile communications device 400 and a radio frequency identification label apparatus 402.Mobile communications device 400 includes a RFID reader 404 and a running unit 406, and RFID reader 404 includes an antenna 440, a processing unit 442 and a memory 444.Radio frequency identification label apparatus 402 includes an antenna 422, a control circuit 424, a memory 426 and a switch 428.Memory 426 stores RFID tag data TAG1 and TAG2.Switch 428 is coupled between memory 426 and the control circuit 424, the transmission that is used for controlling RFID tag data TAG2 whether, switch 428 must be arranged at the outside of radio frequency identification label apparatus 402, manually controls the keying state for the user, and the preset state of switch 428 is not conducting.When radio frequency identification label apparatus 402 by mobile communications device 400 authentication successs, the memory 444 of RFID reader 404 also stores RFID tag data TAG1 and TAG2.
The effect of RFID tag data TAG1 is identical with RFID tag data TAG among Fig. 2; be used for the protected data privacy; RFID tag data TAG2 then is considered as the inquiry message that radio frequency identification label apparatus 402 is sent; 400 responses of request mobile communications device are to learn the position of mobile communications device 400.The flow process 30 of Fig. 3 also can be used in the mobile communications device 400 not giving unnecessary details at this to realize the data-privacy defencive function.Please refer to Fig. 5, Fig. 5 is the schematic diagram of a flow process 50 of the embodiment of the invention.Flow process 50 is used for mobile communications device 400, is used to refer to the position of mobile communications device 400.Flow process 50 includes following steps:
Step 500: beginning.
Step 502: under the situation that receives corresponding to the RFID tag data TAG1 of radio frequency identification label apparatus 402, check whether receive RFID tag data TAG2.If, carry out step 504, if not, carry out step 506.
Step 504: produce an index signal.
Step 506: finish.
According to flow process 50, when the processing unit 442 of RFID reader 404 has confirmed to receive RFID tag data TAG1, expression radio frequency identification label apparatus 402 is the employed device of user of mobile communications device 400 really, and whether processing unit 442 further inspections receive RFID tag data TAG2.Confirm to have received RFID tag data TAG2 when processing unit 442, represent switch 428 conductings in the radio frequency identification label apparatus 402, that is user's desire is sought mobile communications devices by radio frequency identification label apparatus 402.At this moment, processing unit 442 notice running unit 406, therefore running unit 406 produces an index signal IND, and for example ringing signal, light signal or vibration signal are to inform the position of user's mobile communications device 400.Thus, the button that the user need only press radio frequency identification label apparatus 402 outsides makes switch 428 conductings, whether nearby can learn mobile communications device 400, recovers mobile communications device 400 fast.With mobile phone, because its volume is little, the user can't find the mobile phone from body very soon between in a hurry, and by the present invention, the user can recover mobile phone fast, and then reaches the purpose of protected data privacy.
In sum; the present invention is so that the radio frequency identification label apparatus collocation mobile communications device use of carrying; when mobile communications device not at one's side the user; mobile communications device is by the induction result to radio frequency identification label apparatus; learn the necessary disable access of specific application service, the privacy of protection particular data and application service.In addition, radio frequency identification label apparatus of the present invention has the function of seeking mobile communications device, has further reduced mobile phone by risk that other people obtain.
The above only is preferred embodiment of the present invention, and every equalization that the scope of claims is done according to the present invention changes and modifies, and all should belong to covering scope of the present invention.
Claims (11)
1. a data encryption method is used for a mobile communications device, and this mobile communications device stores one first RFID tag data corresponding to a radio frequency identification label apparatus, and this data encryption method comprises:
Check whether receive the RFID tag data;
When confirming to receive RFID tag data, judge whether these RFID tag data equal this first RFID tag data; And
When these RFID tag data are not equal to these first RFID tag data, a special services in this mobile communications device of disable access.
2. data encryption method as claimed in claim 1 also comprises:
When these RFID tag data equal these first RFID tag data, allow this special services of visit.
3. data encryption method as claimed in claim 1 also comprises:
When confirming not receive any RFID tag data, this special services of disable access.
4. data encryption method as claimed in claim 1 also comprises:
Under the situation that receives these first RFID tag data, when also receiving one second RFID tag data corresponding to this radio frequency identification label apparatus, produce an index signal.
5. data encryption method as claimed in claim 4, wherein this index signal is an audio signal, light or vibration signal.
6. a wireless communication system uses REID with the protected data privacy, and this wireless communication system comprises:
One radio frequency identification label apparatus, this radio frequency identification label apparatus comprises:
One antenna; And
One memory, this memory is coupled to this antenna, is used for storing one first RFID tag data; And
One mobile communications device, this mobile communications device comprises:
One RFID reader, this RFID reader are used for when receiving RFID tag data, judge whether these RFID tag data equal this first RFID tag data; And
One running unit, this running unit is coupled to this RFID reader, is used for when these RFID tag data are not equal to these first RFID tag data a special services in this mobile communications device of disable access.
7. wireless communication system as claimed in claim 6, wherein this running unit of this mobile communications device also is used for when these RFID tag data equal these first RFID tag data, allows this special services of visit.
8. wireless communication system as claimed in claim 6, wherein this radio frequency identification label apparatus also comprises a switch, this open pipe is coupled between this antenna and this memory.
9. wireless communication system as claimed in claim 8, wherein this memory also stores one second RFID tag, when this second RFID tag produces electric current and this switch conduction at this radio frequency identification label apparatus, is sent to this mobile communications device.
10. wireless communication system as claimed in claim 9, wherein this mobile communications device when also receiving these second RFID tag data, produces an index signal under the situation that receives these first RFID tag data.
11. wireless communication system as claimed in claim 10, wherein this index signal is an audio signal, light or vibration signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101302513A CN102202294A (en) | 2010-03-23 | 2010-03-23 | Data encryption method and wireless communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101302513A CN102202294A (en) | 2010-03-23 | 2010-03-23 | Data encryption method and wireless communication system |
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| Publication Number | Publication Date |
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| CN102202294A true CN102202294A (en) | 2011-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101302513A Pending CN102202294A (en) | 2010-03-23 | 2010-03-23 | Data encryption method and wireless communication system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10198563B2 (en) | 2015-03-20 | 2019-02-05 | Xiaomi Inc. | Methods and apparatuses for controlling state of terminal screen |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1858771A (en) * | 2005-04-30 | 2006-11-08 | 仁宝电脑工业股份有限公司 | Radio frequency identifying secrete system and method |
| CN1862559A (en) * | 2005-05-09 | 2006-11-15 | 仁宝电脑工业股份有限公司 | Method and system of RF identifying safety |
| CN1961493A (en) * | 2004-06-10 | 2007-05-09 | 松下电器产业株式会社 | Radio tag and radio tag communication distance modification method |
-
2010
- 2010-03-23 CN CN2010101302513A patent/CN102202294A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1961493A (en) * | 2004-06-10 | 2007-05-09 | 松下电器产业株式会社 | Radio tag and radio tag communication distance modification method |
| CN1858771A (en) * | 2005-04-30 | 2006-11-08 | 仁宝电脑工业股份有限公司 | Radio frequency identifying secrete system and method |
| CN1862559A (en) * | 2005-05-09 | 2006-11-15 | 仁宝电脑工业股份有限公司 | Method and system of RF identifying safety |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10198563B2 (en) | 2015-03-20 | 2019-02-05 | Xiaomi Inc. | Methods and apparatuses for controlling state of terminal screen |
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Application publication date: 20110928 |