CN101964032A - System and method for control permission of fingerprint identification - Google Patents
System and method for control permission of fingerprint identification Download PDFInfo
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- CN101964032A CN101964032A CN2010102726645A CN201010272664A CN101964032A CN 101964032 A CN101964032 A CN 101964032A CN 2010102726645 A CN2010102726645 A CN 2010102726645A CN 201010272664 A CN201010272664 A CN 201010272664A CN 101964032 A CN101964032 A CN 101964032A
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Abstract
The invention discloses a system and a method for the control permission of fingerprint identification. The system comprises a remote-control unit and a set top box. By using the technology of fingerprint identification, the user permission is controlled through the interactive communication and verification of fingerprint encryption information between the remote-control unit and the set top box, so the system has the characteristics of safety, reliability and high efficiency, and can improve the user experience and the competitiveness of products.
Description
Technical field
The present invention relates to digital TV set-top box, relate in particular to a kind of system and method for fingerprint recognition control authority.
Background technology
Digital Television develops into today, and business is more and more abundanter, and the consumer is also more and more harsher to the demand of business.For the client's that satisfies the different consumer groups and all ages and classes layer demand, the development of digital television business also presents diversified trend.Because different colonies is variant for the demand of business, this just requires set-top box that different ranks or control of authority function are arranged, thus, some have occurred and come the method for control authority, as start lock, menu lock, father and mother's lock, adult level control lock etc. by password.
Set-top box is taked the form of coded lock for the control method of different stage or authority, just the user wants to revise the relevant setting of menu or watches the program that some have rank to be provided with, need input corresponding password by telepilot, could obtain relevant authority.There is following defective in use in this method:
1, need manually input password, complex operation by telepilot;
2, password is forgotten easily or is leaked, and has unsafe factor;
3, for program is watched authority, some program locks, and all programs (lock or do not lock) all can show in the rendition list the inside.Because number of programs is too many, watch the spectators of authority for having difference, cut bank has just become a pretty troublesome thing, because a lot of program is oneself not have authority to watch, oneself does not have on the program that authority watches but inevitably can switch to those during cut bank.The programme information that does not have authority to watch shows in the rendition list, for spectators, is a kind of unnecessary, or perhaps a kind of trouble, and, influence spectators' mood.
Under this trend, how to provide a kind of authority control method safe, efficient, that help improving user experience just to become the technical matters that personnel in the industry need to be resolved hurrily.
Summary of the invention
The objective of the invention is to propose a kind of system and method for fingerprint recognition control authority.
The system of the fingerprint recognition control authority that the present invention proposes comprises telepilot and set-top box, wherein:
Described telepilot is provided with fingerprint load module, characteristic extracting module, encrypting fingerprint module, remote control general module and transmission/receiver module, and wherein: described fingerprint load module is used to gather user's finger print information; Described characteristic extracting module is used to the feature that takes the fingerprint; Described encrypting fingerprint module is used for fingerprint characteristic is encrypted, and this encryption is carried out based on the interim conversation key that set-top box sends; Described remote control general module is used for the remote control set-top box; Described transmission/receiver module is used for sending instruction to set-top box, or the instruction of receiving set up box transmission;
Be provided with fingerprint load module, characteristic extracting module, fingerprint database, fingerprint deciphering module, set-top box general module, random signal generation module and transmission/receiver module in the described set-top box, wherein: described fingerprint load module is used to gather user's finger print information, and with the user fingerprints information stores of gathering in fingerprint database; Described characteristic extracting module is used to the feature that takes the fingerprint, and provides relevant information for fingerprint database; Described fingerprint database is used to store fingerprint characteristic information, and each fingerprint characteristic information all is associated with specific user right; Described fingerprint deciphering module is used for the deciphering of fingerprint characteristic, and this deciphering is carried out based on the interim conversation key that random signal generation module produces; Described set-top box general module is meant the module that general set-top box all has; Described random signal generation module is used for carrying out producing when mutual the interim conversation key in telepilot and set-top box; Described transmission/receiver module is used for sending instruction to telepilot, or receives the instruction that telepilot sends.
The present invention also proposes a kind of method of fingerprint recognition control authority, comprises the following steps:
(1) call the rendition list request: the user sends the request of calling the rendition list by remote controller key to set-top box, and this request is a specific character string;
(2) produce the interim conversation key: after set-top box receives and calls the rendition list request, start random signal generation module and produce a random signal, this random signal is an interim conversation key, this interim conversation key is stored in the fingerprint deciphering module of set-top box, be used for follow-up deciphering, and send to telepilot by the transmission/receiver module of set-top box;
(3) storage interim conversation key: after telepilot receives the interim conversation key, it is stored in the encrypting fingerprint module, is used for follow-up encryption;
(4) telepilot end input fingerprint: after set-top box sends the interim conversation key to telepilot, can the prompting user import finger print information on television interfaces, the user is by the fingerprint load module input fingerprint of telepilot;
(5) feature extraction: after the user imports fingerprint, the characteristic extracting module of the telepilot characteristic information that takes the fingerprint, and this fingerprint characteristic information is sent to the encrypting fingerprint module of telepilot;
(6) encrypt fingerprint characteristic: the encrypting fingerprint module of telepilot is carried out encryption with the interim conversation key that is stored in this module to fingerprint characteristic information after receiving the fingerprint characteristic information that characteristic extracting module sends;
(7) send the encryption finger print information: the fingerprint characteristic information after will encrypting by the transmission/receiver module of telepilot sends to set-top box;
(8) deciphering fingerprint characteristic: after set-top box receives the finger print information of encryption, the fingerprint deciphering module calls the interim conversation key that is stored in wherein the fingerprint characteristic information of encrypting is decrypted, and the fingerprint characteristic information after will deciphering sends fingerprint database to and handles;
(9) fingerprint characteristic comparison: the finger print information after will decipher in the fingerprint database of set-top box is retrieved comparison, finds out and the finger print information of this fingerprint matching, if do not find, in television interface demonstration corresponding prompt information; If find, then call the rendition list of this fingerprint characteristic information correspondence, and on television interface, show this rendition list;
(10) user selects program and plays: the user selects to want the program watched by telepilot, and plays by set-top box.
Compared with the prior art, the present invention uses fingerprint identification technology, realize the control of user right by the interactive communication between telepilot and set-top box, give handling alternately of telepilot and set-top box with the process of the input password of complexity, thereby it is more safe and efficient, not only improve user experience greatly, and promoted competitiveness of product.
Description of drawings
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated, wherein:
Fig. 1 is the module diagram of telepilot in the fingerprint recognition control authority of the present invention system;
Fig. 2 is the module diagram of set-top box in the fingerprint recognition control authority of the present invention system;
Fig. 3 watches the process flow diagram of the specific embodiment of authority method for fingerprint recognition control program of the present invention.
Embodiment
Fingerprint recognition has been a kind of suitable proven technique, because the biological characteristic that fingerprint has uniqueness makes fingerprint recognition more and more be subjected to people's favor at control of authority and information security field.
Based on fingerprint identification technology, the present invention proposes a kind of system and method for fingerprint recognition control authority.
The system of the fingerprint recognition control authority that the present invention proposes comprises telepilot and set-top box.
As shown in Figure 1, described telepilot comprises: fingerprint load module, characteristic extracting module, encrypting fingerprint module, remote control general module, transmission/receiver module.Wherein:
The fingerprint load module is used for the user and imports fingerprint, obtains user's finger print information.Commonplace equipment is electronic line scanner, optical imagery instrument, sensor imaging device etc. at present.
Characteristic extracting module is used to the feature that takes the fingerprint.
The encrypting fingerprint module is used for fingerprint characteristic is carried out encryption.This encryption is based on that interim conversation key that set-top box sends carries out, and just same fingerprint characteristic was encrypted in the different moment, and the result is different.The interim conversation key is produced by the random signal generation module of set-top box, and the figure place of interim conversation key and cryptographic algorithm can be selected the software and hardware configuration of the requirement of security and set-top box, telepilot according to the user.
The remote control general module is meant the module that general telepilot all has, and just the processing power of chip is eager to excel.
Transmission/receiver module is used for sending instruction to set-top box, but and receiving set up box send to the instruction of telepilot, such as the interim conversation key.
As shown in Figure 2, described set-top box comprises: fingerprint load module, characteristic extracting module, fingerprint database, fingerprint deciphering module, set-top box general module, random signal generation module and transmission/receiver module.Wherein:
The fingerprint load module is used for the user and imports fingerprint, obtains user's finger print information.This module can adopt electronic line scanner, optical imagery instrument, sensor imaging device of present commonplace use etc.The user fingerprints information stores that this module is gathered is in fingerprint database.
Characteristic extracting module is used to the feature that takes the fingerprint.The fingerprint characteristic information that this module is extracted provides relevant information for fingerprint database.
Fingerprint database is used to store fingerprint characteristic information.Opening an account at first when being provided with, the user is by set-top box fingerprint load module input fingerprint, the characteristic extracting module characteristic information that takes the fingerprint, and with this information stores in fingerprint database.The fingerprint characteristic information that stores at least one user in the fingerprint database (is generally stored a plurality of finger print informations, corresponding a plurality of different authorities), and, each fingerprint characteristic information all is associated with specific user right, such as specific menu operation or modification is set, specific program is watched authority.Wherein, watch authority for specific program, a finger print information correspondence a rendition list, and the user calls corresponding the rendition list by finger print information, and each program of the rendition list the inside of calling all is that the user has the right to accept within limits and sees.This has just been avoided under the traditional mode, and the user does not have program that authority watches in the rendition list the inside yet.Improved user experience greatly.In addition, the information inside the described fingerprint database can add and revise again.
The fingerprint deciphering module is used for the deciphering of fingerprint characteristic.The deciphering of this deciphering module is based on that the interim conversation key carries out.The interim conversation key is produced by the random signal generation module of set-top box.For telepilot and set-top box once mutual, the interim conversation key that the interim conversation key that the encrypting fingerprint module of fingerprint recognition telepilot is used to encrypt and the fingerprint deciphering module of set-top box are used to decipher is the same.
The set-top box general module is meant the module that general set-top box all has.
Random signal generation module is used for fingerprint recognition telepilot and set-top box and carries out producing when mutual the interim conversation key.The figure place of interim conversation key and cryptographic algorithm can be selected the software and hardware configuration of the requirement of security and set-top box, telepilot according to the user.And the interim conversation key has certain life cycle, and in life cycle, the encrypting fingerprint module of fingerprint recognition telepilot and the fingerprint deciphering module of set-top box can be stored this key, is used for once mutual encryption, deciphering use.In case exceeded life cycle, the encrypting fingerprint module of fingerprint recognition telepilot and the fingerprint deciphering module of set-top box can discharge this key automatically.This key is invalid when mutual next time.This has just further guaranteed security.
Transmission/receiver module is used for sending instruction (as the interim conversation key) to telepilot, and is used to receive the instruction that telepilot sends.
The fingerprint characteristic that characteristic extracting module in above-mentioned telepilot and the set-top box is extracted comprises general characteristic and local feature.General characteristic is meant that those directly with the naked eye just can observed feature, comprises line shape, pattern district, core point, trigpoint and/or line number; Local feature is meant the feature of the node on the fingerprint, and these nodes with certain feature are called unique point, comprises type, direction and/or the position of unique point.Extraction of fingerprint characteristics also relates to the calculating of a series of complexity such as pre-service, refinement, but these can pass through special chip, handle with way of hardware and software combination.This technology is very ripe at present.
Based on above-mentioned telepilot and set-top box, can realize the control of user right with fingerprint identification function.Fig. 3 calls the rendition list fingerprint recognition telepilot and set-top box is carried out mutual sequential process flow diagram.
The fingerprint recognition control that the present invention proposes watches the method for authority to comprise the following steps:
(1) call the rendition list request: the user sends the request of calling the rendition list by remote controller key to set-top box, and this request is a specific character string.
(2) produce the interim conversation key: set-top box receives that telepilot sends call the rendition list request after, start the work of random signal generation module, produce a random signal, this random signal is the interim conversation key.After this interim conversation key produces, two trends are arranged, in the fingerprint deciphering module that is stored in set-top box, be used for follow-up deciphering; Another transmission/receiver module by set-top box sends to telepilot.
(3) storage interim conversation key: telepilot is stored in the encrypting fingerprint module after receiving this interim conversation key, is used for follow-up encryption.Described interim conversation key has following feature: after telepilot and set-top box are finished once mutual back (success or failure all calculate finish once mutual) or this interim conversation key and exceeded the life cycle of its setting, can be automatic discharge from the encrypting fingerprint module of the fingerprint deciphering module of set-top box and telepilot.
(4) telepilot end input fingerprint: after set-top box sends the interim conversation key to telepilot, can on television interfaces, the prompting user import finger print information.At this moment, the user is by the fingerprint load module input fingerprint of telepilot.
(5) feature extraction: after the user imports fingerprint, the characteristic information that the characteristic extracting module of telepilot takes the fingerprint, and this characteristic information is sent to the encrypting fingerprint module of telepilot.
(6) with interim conversation secret key encryption fingerprint characteristic: after the encrypting fingerprint module of telepilot receives the fingerprint characteristic information that characteristic extracting module sends, finger print information is encrypted with the interim conversation key that is stored in this module.
(7) send to encrypt finger print information: after finger print information was encrypted, the transmission/receiver module by telepilot sent to set-top box.
(8) set-top box end deciphering fingerprint characteristic: after set-top box receives the finger print information of encryption, this information is sent to the fingerprint deciphering module of set-top box.The fingerprint deciphering module is decrypted the finger print information of encrypting by the interim conversation key that is stored in wherein, and the finger print information after will deciphering sends fingerprint database to and handles.
(9) fingerprint characteristic comparison: after the fingerprint database of set-top box receives the finger print information that the fingerprint deciphering module sends, in fingerprint database, retrieve comparison, find out and the finger print information of this fingerprint matching,, show corresponding prompt information at television interface if do not find; If find, then call the rendition list of this finger print information correspondence, and on television interface, show this rendition list.
(10) user selects program and plays: the user selects to want the program watched by telepilot, and plays by set-top box.
Why the present invention encrypts user's finger print information is consideration for security.If do not encrypt, in case sending to the finger print information of set-top box, telepilot is hunted down, the security of user's rights of using just can not get guaranteeing so.
Specific embodiments of the invention have just provided the method that fingerprint recognition control program is watched authority, in fact, and the system of described fingerprint recognition control authority can also be applied to start shooting a series of control methods that relate to user right such as lock, menu lock.
System and method based on above-described fingerprint recognition control authority, realize the control of user right by the interactive communication between telepilot and set-top box, give handling alternately of telepilot and set-top box with the process of the input password of complexity, thereby it is more safe and efficient, not only improve user experience greatly, and promoted competitiveness of product.
Claims (8)
1. the system of a fingerprint recognition control authority, this system comprises telepilot and set-top box, it is characterized in that:
Described telepilot is provided with fingerprint load module, characteristic extracting module, encrypting fingerprint module, remote control general module and transmission/receiver module, and wherein: described fingerprint load module is used to gather user's finger print information; Described characteristic extracting module is used to the feature that takes the fingerprint; Described encrypting fingerprint module is used for fingerprint characteristic is encrypted, and this encryption is carried out based on the interim conversation key that set-top box sends; Described remote control general module is used for the remote control set-top box; Described transmission/receiver module is used for sending instruction to set-top box, or the instruction of receiving set up box transmission;
Be provided with fingerprint load module, characteristic extracting module, fingerprint database, fingerprint deciphering module, set-top box general module, random signal generation module and transmission/receiver module in the described set-top box, wherein: described fingerprint load module is used to gather user's finger print information, and with the user fingerprints information stores of gathering in fingerprint database; Described characteristic extracting module is used to the feature that takes the fingerprint, and provides relevant information for fingerprint database; Described fingerprint database is used to store fingerprint characteristic information, and each fingerprint characteristic information all is associated with specific user right; Described fingerprint deciphering module is used for the deciphering of fingerprint characteristic, and this deciphering is carried out based on the interim conversation key that random signal generation module produces; Described set-top box general module is meant the module that general set-top box all has; Described random signal generation module is used for carrying out producing when mutual the interim conversation key in telepilot and set-top box; Described transmission/receiver module is used for sending instruction to telepilot, or receives the instruction that telepilot sends.
2. the system as claimed in claim 1 is characterized in that: the employing of fingerprint load module electronic line scanner, optical imagery instrument or sensor imaging device in described telepilot and the set-top box.
3. the method for a fingerprint recognition control authority is characterized in that comprising the following steps:
(1) call the rendition list request: the user sends the request of calling the rendition list by remote controller key to set-top box, and this request is a specific character string;
(2) produce the interim conversation key: after set-top box receives and calls the rendition list request, start random signal generation module and produce a random signal, this random signal is an interim conversation key, this interim conversation key is stored in the fingerprint deciphering module of the pre-box of machine, be used for follow-up deciphering, and send to telepilot by the transmission/receiver module of set-top box;
(3) storage interim conversation key: after telepilot receives the interim conversation key, it is stored in the encrypting fingerprint module, is used for follow-up encryption;
(4) telepilot end input fingerprint: after set-top box sends the interim conversation key to telepilot, can the prompting user import finger print information on television interfaces, the user is by the fingerprint load module input fingerprint of telepilot;
(5) feature extraction: after the user imports fingerprint, the characteristic extracting module of the telepilot characteristic information that takes the fingerprint, and this fingerprint characteristic information is sent to the encrypting fingerprint module of telepilot;
(6) encrypt fingerprint characteristic: the encrypting fingerprint module of telepilot is carried out encryption with the interim conversation key that is stored in this module to fingerprint characteristic information after receiving the fingerprint characteristic information that characteristic extracting module sends;
(7) send the encryption finger print information: the fingerprint characteristic information after will encrypting by the transmission/receiver module of telepilot sends to set-top box;
(8) deciphering fingerprint characteristic: after set-top box receives the finger print information of encryption, the fingerprint deciphering module calls the interim conversation key that is stored in wherein the fingerprint characteristic information of encrypting is decrypted, and the fingerprint characteristic information after will deciphering sends fingerprint database to and handles;
(9) fingerprint characteristic comparison: the finger print information after will decipher in the fingerprint database of set-top box is retrieved comparison, finds out and the finger print information of this fingerprint matching, if do not find, in television interface demonstration corresponding prompt information; If find, then call the rendition list of this fingerprint characteristic information correspondence, and on television interface, show this rendition list;
(10) user selects program and plays: the user selects to want the program watched by telepilot, and plays by set-top box.
4. method as claimed in claim 3 is characterized in that: described interim conversation key when telepilot and set-top box finish once mutual after, from the encrypting fingerprint module of the fingerprint deciphering module of set-top box and telepilot, discharge automatically.
5. method as claimed in claim 3 is characterized in that: after described interim conversation key has exceeded the life cycle of its setting, can be automatically discharge from the encrypting fingerprint module of the fingerprint deciphering module of set-top box and telepilot.
6. method as claimed in claim 3 is characterized in that: described fingerprint characteristic comprises general characteristic and local feature, and general characteristic comprises line shape, pattern district, core point, trigpoint and/or line number; Local feature comprises type, direction and/or the position of unique point.
7. method as claimed in claim 3 is characterized in that: store at least one user's fingerprint characteristic information in the fingerprint database, each fingerprint characteristic information all is associated with specific user right.
8. method as claimed in claim 7 is characterized in that: watch authority for specific program, a finger print information correspondence a rendition list.
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| CN2010102726645A CN101964032A (en) | 2010-09-03 | 2010-09-03 | System and method for control permission of fingerprint identification |
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| CN105959762A (en) * | 2016-04-28 | 2016-09-21 | 乐视控股（北京）有限公司 | Interface display method and device of intelligent terminal |
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| CN106372585A (en) * | 2016-08-29 | 2017-02-01 | 广州御银科技股份有限公司 | Portable fingerprint identification apparatus |
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Application publication date: 20110202 |