CN101478635A - Fingerprint identity recognition system and method for finger print image setting and verification - Google Patents
Fingerprint identity recognition system and method for finger print image setting and verification Download PDFInfo
- Publication number
- CN101478635A CN101478635A CNA2008102181970A CN200810218197A CN101478635A CN 101478635 A CN101478635 A CN 101478635A CN A2008102181970 A CNA2008102181970 A CN A2008102181970A CN 200810218197 A CN200810218197 A CN 200810218197A CN 101478635 A CN101478635 A CN 101478635A
- Authority
- CN
- China
- Prior art keywords
- fingerprint
- information
- cpu module
- data
- port
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000012795 verification Methods 0.000 title claims description 16
- 238000012545 processing Methods 0.000 claims description 39
- 238000004891 communication Methods 0.000 claims description 23
- 230000005684 electric field Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 210000001015 abdomen Anatomy 0.000 claims description 7
- 230000003213 activating effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 230000000295 complement effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Images
Landscapes
- Image Input (AREA)
- Collating Specific Patterns (AREA)
Abstract
The present invention discloses a fingerprint identity recognizing system and a setting and recognizing method of fingerprint identity image thereof. The recognizing method comprises the following steps: activating power source for entering a fingerprint identity recognition reminding information interface; sensing the fingerprint by a fingerprint recognizing sensor for obtaining fingerprint image information; comparing the fingerprint image information with fingerprint identity recognizing image information, confirming the matching of fingerprint image information and the fingerprint identity recognizing image information with each other, and finishing the identity recognizing. The fingerprint identity recognizing method provided by the invention guarantees the absolute safety of user in using the electronic product and has the advantage of simple operation through adopting a mode which comprises the following steps: sensing the fingerprint with the fingerprint recognizing sensor for obtaining fingerprint image information; comparing the fingerprint image information with fingerprint identity recognizing image information, confirming the matching of fingerprint image information and the fingerprint identity recognizing image information with each other, and finishing the identity recognizing.
Description
Technical field
The present invention relates to the method for a kind of identification system and identity setting and checking, relate in particular to the method for a kind of fingerprint personal identification system and fingerprint identity image setting and checking.
Background technology
Along with constantly advancing of science and technology, electric equipment products constantly update, and also constantly updating, have occurred plasma as the television series product in the field of picture communication on the market, high definitions such as LCD numeral colour TV, they just progressively substitute the color television set of traditional simulation.She has brought a lot of convenience for people's daily life, work, and TV programme of today is rich and varied, and television function is variation also.The management function of encoded channel function, pay TV programs selection function, program document, individual's privacy function of keeping secret are arranged.It make public place such as hotel, hotel, market, airport, station, office, school, family electric equipment products in use, its fail safe obtains certain guarantee.Of the prior art, the identification of electric equipment products safety in utilization guarantee generally depends on encryption, the complicated operating process of this encryption, and password is forgotten easily, and is stolen, in case stolen or forget, all can bring serious consequence to the user.
Therefore, prior art awaits improving and development.
Summary of the invention
The object of the present invention is to provide the method for a kind of fingerprint personal identification system and fingerprint identity image setting and checking, replace the cipher safety identification of prior art, ensure absolute fail safe in the electronic product use.
Technical scheme of the present invention is as follows:
A kind of fingerprint personal identification system, comprise an electric equipment body, described electric equipment body comprises CPU module, wherein, described fingerprint personal identification system also comprises the fingerprint recognition processing module, and described Fingerprint Processing Module is connected with the communication of described electric equipment body;
Described fingerprint recognition processing module comprises: fingerprint Identification sensor and data buffer; Described data buffer is connected with described fingerprint Identification sensor and described CPU module communication respectively; Described fingerprint Identification sensor is used for gathering information in fingerprint; Described data buffer is used for the information in fingerprint that buffer memory is gathered;
Described system, wherein, the fingerprint recognition processing module also comprises the repositioning information interface, and described repositioning information interface is connected with described data buffer and described CPU module communication respectively by data wire, as the reception of repositioning information or send port.
Described system, wherein, described fingerprint recognition processing module also comprises the interrupt request singal transmit port, described interrupt request singal transmit port is connected with described data buffer and described CPU module communication respectively by data wire, is used for sending interrupt request singal to described CPU module.
Described system, wherein, described fingerprint recognition processing module also comprises data-in port, described data-in port is connected with described data buffer and described CPU module communication respectively by data wire, as the input port to CPU module transmission fingerprint image information.
Described system, wherein, described fingerprint recognition processing module also comprises data-out port, described data-out port is connected with described data buffer and described CPU module communication respectively by data wire, as the output port that receives CPU module feedback information in fingerprint.
Described system, wherein, described fingerprint recognition processing module also comprises the synchronous control signal interface, described synchronous control signal interface is connected with described data buffer and described CPU module communication respectively by data wire, is used to receive the information in fingerprint synchronous control signal that described CPU module sends.
A kind of method of fingerprint identification image setting, its step is as follows:
A, power-on enter fingerprint identification image setting information interface;
B, fingerprint Identification sensor carry out sensing to finger print to be handled, and obtains information in fingerprint;
C, the TV CPU module image information that takes the fingerprint is stored it, and is set to fingerprint identification image information.
Described method, wherein, described step B also comprises step:
B1, when finger refers to that abdomen slips over fingerprint Identification sensor, fingerprint sensor produces the fingerprint electric field signal, and it is carried out processing and amplifying, and is that the fingerprint digital data transmission is carried out buffer memory to data buffer with it by the fingerprint analog signal conversion;
Behind B2, the full frame fingerprint characteristic image of buffer memory, send interrupt request singal to TV body center processor module.
A kind of method of fingerprint identification, its step is as follows:
A, power-on enter finger print identification verification information interface;
B, fingerprint Identification sensor carry out sensing to finger print to be handled, and obtains information in fingerprint;
C, described information in fingerprint and fingerprint identification image information are compared, determine coupling mutually, finger print identification verification passes through.
Described method, wherein, described step b is further comprising the steps of:
B1, when finger refers to that abdomen slips over fingerprint Identification sensor, fingerprint sensor produces the fingerprint electric field signal, and it is carried out processing and amplifying, and is that the fingerprint digital data transmission is carried out buffer memory to data buffer with it by the fingerprint analog signal conversion;
Behind b2, the full frame fingerprint characteristic image of buffer memory, send interrupt request singal to TV body center processor module.
The method of a kind of fingerprint personal identification system provided by the present invention and fingerprint identity image setting and checking, its verification method adopt fingerprint Identification sensor that finger print is carried out sensing and handle, and obtain information in fingerprint; Described information in fingerprint and fingerprint identification image information are compared, determine coupling mutually, the mode that finger print identification verification passes through has ensured that the user uses being perfectly safe of electronic product, and is simple to operate.
Description of drawings
Fig. 1 is a fingerprint personal identification system structural representation of the present invention;
Fig. 2 is a fingerprint identity image setting process flow diagram of the present invention;
Fig. 3 is a finger print identification verification process flow diagram of the present invention;
Fig. 4 is a fingerprint television circuit structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing each preferred embodiment of the present invention is made a more detailed description.
Fingerprint personal identification system of the present invention as shown in Figure 1, it comprises: electric equipment body and fingerprint recognition processing module, described Fingerprint Processing Module is connected by many data wire communications with described electric equipment body;
Wherein, described electric equipment body includes the electric equipment CPU module, and described electric equipment CPU module comprises following a plurality of interface again: I/O interface 1, INTR interface, SDI interface, SDO interface, I/O interface 2 and CLK interface;
Described fingerprint recognition processing module comprises fingerprint Identification sensor and data buffer, and described fingerprint Identification sensor is connected with the mutual communication of described data buffer, and described fingerprint Identification sensor is used for gathering information in fingerprint; Described data buffer is used for the information in fingerprint that buffer memory is gathered;
Simultaneously, described fingerprint recognition processing module also comprises as lower interface: repositioning information interface, interrupt request singal transmit port, data-in port, data-out port, synchronous control signal interface and clock information interface;
Described repositioning information interface is connected with described data buffer and described electric equipment CPU module I/O interface communication respectively by data wire, as the reception of repositioning information or send port;
Described interrupt request singal transmit port is connected with described data buffer and described electric equipment CPU module INTR interface communication respectively by data wire, is used for sending interrupt request singal to described electric equipment CPU module;
Described data-in port is connected with described data buffer and described electric equipment CPU module SDI interface communication respectively by data wire, as the input port to electric equipment CPU module transmission fingerprint data message;
Described data-out port is connected with described data buffer and described electric equipment CPU module SDO interface communication respectively by data wire, as the output port that receives electric equipment CPU module feedback finger print data information;
Described synchronous control signal interface is connected with described data buffer and 2 communications of described electric equipment CPU module I/O interface respectively by data wire, is used to receive the finger print information synchronous control signal that described electric equipment CPU module sends;
Described clock information interface is connected with described data buffer and described electric equipment CPU module CLK interface communication respectively by data wire, is used to receive the clock information that described electric equipment CPU module sends.
Fingerprint characteristic image setting process of the present invention, as shown in Figure 2, its step is as follows:
S1, power-on enter fingerprint characteristic image setting information interface;
S2, will point and refer to that abdomen slips over fingerprint Identification sensor, described fingerprint Identification sensor produces the fingerprint electric field signal according to fingerprint texture, and adopts CMOS technology that the fingerprint electric field signal is carried out processing and amplifying;
S3, be the fingerprint digital signal by the fingerprint analog signal conversion with the fingerprint electric field signal after the processing and amplifying;
S4, the fingerprint digital data transmission is carried out metadata cache to data buffer;
S5, if the full two field picture of fingerprint digital signal buffer memory forms information in fingerprint, then data buffer sends interrupt request singal to electric equipment body center processor module;
S6, described electric equipment body center processor module then stop other things, to the data buffer image information that takes the fingerprint, and it is transferred to the FLASH memory stores, and form fingerprint identification image information;
Finger print identification verification of the present invention, as shown in Figure 3, its verification step is as follows:
L1, power-on enter finger print identification verification information interface;
L2, will point and refer to that abdomen slips over fingerprint Identification sensor;
L3, described fingerprint sensor produce the fingerprint electric field signal according to fingerprint texture, and adopt CMOS technology that the fingerprint electric field signal is carried out processing and amplifying, form the fingerprint analog signal;
L4, be the fingerprint digital signal, and this fingerprint digital data transmission is carried out metadata cache to data buffer the fingerprint analog signal conversion;
L5, if the full two field picture of fingerprint digital signal buffer memory forms information in fingerprint, then send interrupt request singal to electric equipment body center processor module;
L6, described other things of the electric equipment body center processor die termination of a block to the image information that takes the fingerprint, and are transferred to the FLASH memory with it;
L7, described FLASH memory are with the described image information and part recognition image information of tatooing of taking the fingerprint; Compare, judge whether mutual coupling;
L8, if mutual coupling, then finger print identification verification passes through, and carries out next step operation, otherwise terminating operation.
Fingerprint TV of the present invention comprises TV body A and Fingerprint Processing Module B two parts, and as shown in Figure 4, frame of broken lines A is that TV part: IC1 is plasma panel (or LCD screen), is used for showing HD image; IC3 is the TV graphical dsp processor, is used for handling high-resolution pixel; IC2 is the DDR data buffer, is used for the most of view data of access; IC4 is a power supply, for the fingerprint TV provides required voltage; IC5 is put the IC chip in the TV, IC8 is a tuner, intermediate-freuqncy signal IF1 by the IC8 tuner carry out that inner height is put, local oscillator, mixing and change variable capacitance diode voltage by tuning voltage, the realization channel selection is handled, and intermediate-freuqncy signal is put chip IC 5 picture signal, colour signal, voice signal are separated after handling from stitch 11 transmission of IC8 tuner.Described voice signal is therefrom put stitch 12 output of chip IC 5, and is coupled to voice signal by coupling capacitance C13 and reconciles chip IC 9 and carry out demodulation, amplifies, restore voice signal, be coupled by coupling capacitance C14, C15 respectively, sending to loudspeaker SP-L more respectively, SP-R plays.
C10, C11 are power filtering capacitor.
By in put picture signal and the colour signal that chip IC 5 separates and form video compositing signal by coupling capacitance C12 coupling, described video compositing signal carries out the A/D conversion by TV graphical dsp processor chip IC 3 again, by analog signal conversion is digital signal, and carry out brightness, the separation of color difference signal, video data is handled, be reduced to color picture signal, finally be transferred to display screen PDP chip IC 1 and show.
Frame of broken lines B is fingerprint recognition sensing processing section, when the fingerprint TV has been provided with the fingerprint authentication characteristic image, then the proof procedure of its fingerprint identity is as follows: open fingerprint TV power switch, at first LCD or PDP display screen show fingerprint proof of identity information; The user will refer to that with the finger that the fingerprint authentication characteristic image that has been provided with is complementary abdomen slips over fingerprint Identification sensor, and then the periphery of fingerprint sensor produces electric field, and described fingerprint sensor adopts CMOS technology that this electric field signal is carried out the inside amplification; Through the A/D conversion, the fingerprint analog signal conversion that is about to electric field signal is the fingerprint digital signal again; Again this fingerprint digital signal is put into data buffer FIFO afterwards and carry out metadata cache, when metadata cache was expired a frame fingerprint characteristic image, data buffer sent interrupt request singal to TV central processing unit chip CUP IC7; TV central processing unit chip CUP IC7 receives and stops other affairs characteristic image that takes the fingerprint after the described interrupt request singal; and give the fingerprint characteristic image and be stored in the fingerprint characteristic image that has been provided with in the FLASH and compare; finger print identification verification passes through if both are complementary then; otherwise finger print identification verification failure; then television system is not done next inoperation; thereby obtained effective safeguard protection, and prevented that other people from abusing.
In the wire frame B fingerprint recognition sensing processing section: the C4 stitch is that reset signal is connected with the universaling I/O port of the central processing unit chip CPU IC7 of TV part, the C2 stitch is connected with the interruptive port INIR of chip IC 7, the D5 stitch is the data input port, the D6 stitch is a data output, and they two are connected by the SPI data wire with the input port SDI and the delivery outlet SDO of chip IC 7 respectively; The C3 stitch is connected with another universaling I/O port of chip IC 7, ensures that the TV part is synchronous with the control information of fingerprint recognition processing section; The D7 stitch is the clock signal of IC10, provides 6-12MHZ clock source by chip IC 7; D3 stitch and D4 stitch are stand-by stitch, and present embodiment is useless to be arrived; B3 stitch and C5 stitch are that mode is selected pin, and present embodiment is selected position high level SPI interface modes; A2 stitch, A3 stitch, A4 stitch, A5 stitch, A6 stitch, A7 stitch, B1 stitch and B2 stitch are the parallel port data bus interfaces of fingerprint recognition processing module, and present embodiment is useless to be arrived; The operating voltage of described fingerprint recognition processing module is 3.3V work, and is identical with the I/O interface level of fingerprint TV part IC7 CPU.
Fingerprint personal identification system of the present invention, carry out conversion process after, can also carry out the identification of other modes.
The method of a kind of fingerprint personal identification system provided by the present invention and fingerprint identity image setting and checking, its verification method adopt fingerprint Identification sensor that finger print is carried out sensing and handle, and obtain information in fingerprint; Described information in fingerprint and fingerprint identification image information are compared, determine coupling mutually, the mode that finger print identification verification passes through, overcome the complicated operation that the safety operation of encryption brings effectively, and password is forgotten easily, stolen problem, ensured that the user uses being perfectly safe of electronic product, also simplified the operating procedure of system simultaneously.
Should be understood that the description of above-mentioned specific embodiment is comparatively detailed, can not therefore be interpreted as the restriction to scope of patent protection of the present invention, scope of patent protection of the present invention should be as the criterion with claims.
Claims (10)
1, a kind of fingerprint personal identification system, comprise an electric equipment body, described electric equipment body comprises CPU module, it is characterized in that, described fingerprint personal identification system also comprises the fingerprint recognition processing module, and described Fingerprint Processing Module is connected with the communication of described electric equipment body;
Described fingerprint recognition processing module comprises: fingerprint Identification sensor and data buffer; Described data buffer is connected with described fingerprint Identification sensor and described CPU module communication respectively; Described fingerprint Identification sensor is used for gathering information in fingerprint; Described data buffer is used for the information in fingerprint that buffer memory is gathered.
2, system according to claim 1, it is characterized in that, the fingerprint recognition processing module also comprises the repositioning information interface, described repositioning information interface is connected with described data buffer and described CPU module communication respectively by data wire, as the reception of repositioning information or send port.
3, system according to claim 2, it is characterized in that, described fingerprint recognition processing module also comprises the interrupt request singal transmit port, described interrupt request singal transmit port is connected with described data buffer and described CPU module communication respectively by data wire, is used for sending interrupt request singal to described CPU module.
4, system according to claim 3, it is characterized in that, described fingerprint recognition processing module also comprises data-in port, described data-in port is connected with described data buffer and described CPU module communication respectively by data wire, as the input port to CPU module transmission fingerprint image information.
5, system according to claim 4, it is characterized in that, described fingerprint recognition processing module also comprises data-out port, described data-out port is connected with described data buffer and described CPU module communication respectively by data wire, as the output port that receives CPU module feedback information in fingerprint.
6, system according to claim 5, it is characterized in that, described fingerprint recognition processing module also comprises the synchronous control signal interface, described synchronous control signal interface is connected with described data buffer and described CPU module communication respectively by data wire, is used to receive the information in fingerprint synchronous control signal that described CPU module sends.
7, a kind of method of fingerprint identification image setting, its step is as follows:
A, power-on enter fingerprint identification image setting information interface;
B, fingerprint Identification sensor carry out sensing to finger print to be handled, and obtains information in fingerprint;
C, the TV CPU module image information that takes the fingerprint is stored it, and is set to fingerprint identification image information.
8, method according to claim 7 is characterized in that, described step B also comprises step:
B1, when finger refers to that abdomen slips over fingerprint Identification sensor, fingerprint sensor produces the fingerprint electric field signal, and it is carried out processing and amplifying, and is that the fingerprint digital data transmission is carried out buffer memory to data buffer with it by the fingerprint analog signal conversion;
Behind B2, the full frame fingerprint characteristic image of buffer memory, send interrupt request singal to TV body center processor module.
9, a kind of method of fingerprint identification, its step is as follows:
A, power-on enter finger print identification verification information interface;
B, fingerprint Identification sensor carry out sensing to finger print to be handled, and obtains information in fingerprint;
C, described information in fingerprint and fingerprint identification image information are compared, determine coupling mutually, finger print identification verification passes through.
10 methods according to claim 9 is characterized in that, described step b is further comprising the steps of:
B1, when finger refers to that abdomen slips over fingerprint Identification sensor, fingerprint sensor produces the fingerprint electric field signal, and it is carried out processing and amplifying, and is that the fingerprint digital data transmission is carried out buffer memory to data buffer with it by the fingerprint analog signal conversion;
Behind b2, the full frame fingerprint characteristic image of buffer memory, send interrupt request singal to TV body center processor module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102181970A CN101478635A (en) | 2008-12-11 | 2008-12-11 | Fingerprint identity recognition system and method for finger print image setting and verification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102181970A CN101478635A (en) | 2008-12-11 | 2008-12-11 | Fingerprint identity recognition system and method for finger print image setting and verification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101478635A true CN101478635A (en) | 2009-07-08 |
Family
ID=40839262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008102181970A Pending CN101478635A (en) | 2008-12-11 | 2008-12-11 | Fingerprint identity recognition system and method for finger print image setting and verification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101478635A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103974108A (en) * | 2013-12-20 | 2014-08-06 | 乐视网信息技术（北京）股份有限公司 | Smart television control method and system thereof based on identity authentication |
| CN108399397A (en) * | 2018-03-21 | 2018-08-14 | 常州金姆健康科技有限公司 | A kind of optical scanner pulse wave capture device and a kind of finger-print switch |
| CN109313608A (en) * | 2018-09-19 | 2019-02-05 | 深圳市汇顶科技股份有限公司 | Read method, flash controller, system and the storage medium of image verification coefficient |
-
2008
- 2008-12-11 CN CNA2008102181970A patent/CN101478635A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103974108A (en) * | 2013-12-20 | 2014-08-06 | 乐视网信息技术（北京）股份有限公司 | Smart television control method and system thereof based on identity authentication |
| CN108399397A (en) * | 2018-03-21 | 2018-08-14 | 常州金姆健康科技有限公司 | A kind of optical scanner pulse wave capture device and a kind of finger-print switch |
| CN109313608A (en) * | 2018-09-19 | 2019-02-05 | 深圳市汇顶科技股份有限公司 | Read method, flash controller, system and the storage medium of image verification coefficient |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE102015122031B4 (en) | Identification of a user for a personalized presentation of media content | |
| CN107992731B (en) | Method and device for setting multiple unlocking based on intelligent mobile terminal | |
| WO2017016031A1 (en) | Terminal unlocking method and system | |
| CN104933344A (en) | Mobile terminal user identity authentication device and method based on multiple biological feature modals | |
| CN103324899A (en) | Electronic equipment and display screen peeping-prevention method thereof | |
| CN103886237A (en) | Control method and system for electronic device with fingerprint sensor and touch screen | |
| CN204791017U (en) | Mobile terminal users authentication device based on many biological characteristics mode | |
| CN104966061B (en) | A kind of palm grain identification method and device, intelligent safety door | |
| CN206674106U (en) | A kind of smart terminal | |
| EP2770457B1 (en) | Apparatus and method for managing security of terminal | |
| CN102509369A (en) | Embedded intelligent entrance guard system | |
| EP4206983A1 (en) | Fingerprint identification method and electronic device | |
| EP4060586A1 (en) | Voice payment method and electronic device | |
| CN101478635A (en) | Fingerprint identity recognition system and method for finger print image setting and verification | |
| CN105678144A (en) | Screen unlocking method and device and electronic equipment | |
| CN102004871A (en) | Digital television terminal management method and device | |
| CN205334625U (en) | Synthesize intelligent automatic teller machine with intelligence switch | |
| CN103679830A (en) | Mobile terminal, server and attendance system | |
| CN106773762A (en) | A kind of vein pattern identification terminal and intelligent domestic system | |
| CN108153568B (en) | Information processing method and electronic equipment | |
| CN101316332B (en) | Digital television integrated machine implemented by set-top box adapter, and method thereof | |
| CN109767537A (en) | Intelligence is checked card method, apparatus, computer equipment and the storage medium of enabling | |
| CN109660650A (en) | A kind of mobile phone unlocking method and device | |
| CN208569185U (en) | Intelligent glasses | |
| TW201442504A (en) | Television system with user identity recognition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090708 |