CN105809133A - Fingerprint feature information updating method and device - Google Patents
Fingerprint feature information updating method and device Download PDFInfo
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- CN105809133A CN105809133A CN201610131554.4A CN201610131554A CN105809133A CN 105809133 A CN105809133 A CN 105809133A CN 201610131554 A CN201610131554 A CN 201610131554A CN 105809133 A CN105809133 A CN 105809133A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/1365—Matching; Classification
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Abstract
The invention discloses a fingerprint feature information updating method and device. The method includes the following steps that: A, fingerprint information inputted by a user is received; B, defective pixels in a fingerprint image corresponding to the fingerprint information are detected, and a detection result is generated; C, whether the number of the defective pixels in the fingerprint image is smaller than a predetermined threshold value is judged according to the detection result, and a judgment result is generated; and D, when the detection result indicates that the number of the defective pixels in the fingerprint image is smaller than the predetermined threshold value, fingerprint feature information corresponding to the fingerprint information is updated to a fingerprint feature reference template. With the fingerprint feature information updating method and device of the invention adopted, the defective pixels can be prevented from being updated into the fingerprint feature reference template for fingerprint identification operation.
Description
Technical field
The invention belongs to fingerprint feature information update method field, particularly relate to a kind of fingerprint feature information update method and device.
Background technology
Traditional subscriber equipment (such as, smart mobile phone) is generally integrated with fingerprint identification module.
Described fingerprint identification module is for being identified the finger print information of user's input, and to described subscriber equipment feedback identifying result.
Described fingerprint identification module is additionally operable to after user inputs finger print information to be updated by fingerprint image higher for quality go inside fingerprint template, and for leaving out second-rate fingerprint template.By being continuously updated described fingerprint template, just can constantly improve fingerprint template, so advantageously allow described fingerprint template and become closer to the actual fingerprint of user, thus reduce fingerprint recognition operation refuse sincere.
But, in practice, inventor have found that prior art at least exists techniques below problem:
When described fingerprint identification module is overweight because user presses, or being subject to electrostatic damage and cause when subregion is damaged, the fingerprint image that described user inputs arises that bad point.
And when described bad point is updated in described fingerprint template, described fingerprint template will be made cannot correctly to reflect the actual fingerprint of user.
Now, when other people is to described subscriber equipment typing fingerprint, owing to bad point is fixed in described fingerprint identification module, therefore, also can there is described bad point in the fingerprint image of other people.Bad point in the fingerprint image of other people can be treated as characteristic point and go coupling, so anybody fingerprint, characteristic point is all much like, causes that anyone can be carried out unlocking described subscriber equipment or opening the corresponding application permission of described subscriber equipment.
It is to say, the existence of a number of bad point can cause fingerprint recognition effect distortion, other people can utilize this leak to control the authority that described subscriber equipment unlocked or opened the application of described subscriber equipment easily.
Summary of the invention
It is an object of the invention to provide a kind of fingerprint feature information update method and device, it is avoided that bad point feature updates and operates in fingerprint characteristic reference template for fingerprint recognition.
In order to solve above technical problem, technical scheme is as follows:
A kind of fingerprint feature information update method, said method comprising the steps of: the finger print information that A, reception user input；B, the bad point detected in the fingerprint image corresponding to described finger print information, and generate testing result；C, judge that according to described testing result whether the quantity of bad point in described fingerprint image is less than predetermined threshold, and generate judged result；D, when the quantity that described judged result is described bad point in described fingerprint image is less than described predetermined threshold, the fingerprint feature information corresponding to described finger print information is updated in fingerprint characteristic reference template.
In above-mentioned fingerprint feature information update method, after described step A, and before described step B, described method is further comprising the steps of: E, extract the first fingerprint feature information set from described finger print information, wherein, described first fingerprint feature information set includes at least one first fingerprint feature information；Described step B is: detects the bad point in described fingerprint image according at least one described first fingerprint feature information, and generates described testing result.
In above-mentioned fingerprint feature information update method, described step D is: when the quantity that described judged result is described bad point in described fingerprint image is less than described predetermined threshold, added in described fingerprint characteristic reference template by the difference fingerprint feature information of described first fingerprint feature information set Yu the second fingerprint feature information set of fingerprint characteristic reference template.
In above-mentioned fingerprint feature information update method, after described step C, and before described step D, described method is further comprising the steps of: F, when the quantity that described judged result is described bad point in described fingerprint image is less than described predetermined threshold, calculate the matching degree of described first fingerprint feature information set and described second fingerprint feature information set, and generate result of calculation；Described step D is: when described result of calculation be described matching degree more than predetermined threshold, described difference fingerprint feature information is added in described fingerprint characteristic reference template.
In above-mentioned fingerprint feature information update method, after described step F, and before described step D, described method is further comprising the steps of: G, when described result of calculation be described matching degree more than predetermined threshold, described first fingerprint feature information set and described second fingerprint feature information set are compared, to generate described difference fingerprint feature information.
A kind of fingerprint feature information updating device, described device includes: receiver module, for receiving the finger print information of user's input；Detection module, for detecting the bad point in the fingerprint image corresponding to described finger print information, and generates testing result；Judge module, for judging that according to described testing result whether the quantity of bad point in described fingerprint image is less than predetermined threshold, and generates judged result；More new module, for when the quantity that described judged result is described bad point in described fingerprint image is less than described predetermined threshold, updating the fingerprint feature information corresponding to described finger print information in fingerprint characteristic reference template.
In above-mentioned fingerprint feature information updating device, described device also includes: extraction module, and for extracting the first fingerprint feature information set from described finger print information, wherein, described first fingerprint feature information set includes at least one first fingerprint feature information；Described detection module is additionally operable to detect the bad point in described fingerprint image according at least one described first fingerprint feature information, and generates described testing result.
In above-mentioned fingerprint feature information updating device, described more new module is for when the quantity that described judged result is described bad point in described fingerprint image is less than described predetermined threshold, adding to the difference fingerprint feature information of described first fingerprint feature information set Yu the second fingerprint feature information set of fingerprint characteristic reference template in described fingerprint characteristic reference template.
In above-mentioned fingerprint feature information updating device, described device also includes: computing module, for in described judged result be the quantity of described bad point in described fingerprint image less than described predetermined threshold, calculate the matching degree of described first fingerprint feature information set and described second fingerprint feature information set, and generate result of calculation；Described more new module be additionally operable to when described result of calculation be described matching degree more than predetermined threshold, described difference fingerprint feature information is added in described fingerprint characteristic reference template.
In above-mentioned fingerprint feature information updating device, described device also includes: comparison module, for when described result of calculation be described matching degree more than predetermined threshold, described first fingerprint feature information set and described second fingerprint feature information set are compared, to generate described difference fingerprint feature information.
Relative to prior art, the present invention is avoided that bad point feature updates and operates in fingerprint characteristic reference template for fingerprint recognition.
Accompanying drawing explanation
Fig. 1 is the block diagram of the fingerprint feature information updating device of the present invention；
Fig. 2 is the flow chart of the fingerprint feature information update method of the present invention；
Fig. 3 is the schematic diagram of the fingerprint image that there is bad point.
Detailed description of the invention
Refer to graphic, wherein identical element numbers represents identical assembly.The following description is based on the illustrated specific embodiment of the invention, and it is not construed as other specific embodiment that the restriction present invention is not detailed herein.
The fingerprint feature information updating device of the present invention and method may be implemented in subscriber equipment, and described subscriber equipment can be such as the electronic equipments such as smart mobile phone, wearable device, digital camera, panel computer, intelligent television, remote controller.
Being the block diagram of the fingerprint feature information updating device of the present invention with reference to Fig. 1 and Fig. 3, Fig. 1, Fig. 3 is the schematic diagram of the fingerprint image that there is bad point.
Fingerprint feature information updating device in the present invention includes receiver module 101, detection module 103, judge module 104, more new module 107.
Described receiver module 101 is for receiving the finger print information of user's input.The information of the fingerprint image that described finger print information can such as obtain when performing fingerprint recognition/authentication operation for user for described subscriber equipment.
Described detection module 103 is for detecting the bad point 301 in the fingerprint image corresponding to described finger print information, and generates testing result.Described bad point 301 is for being not belonging to the point of the fingerprint corresponding to described fingerprint image in described fingerprint image, described bad point 301 can be for example by being stained with what foreign body produced in fingerprint input module, or, described bad point 301 can be for example and received electrostatic damage by certain part in described fingerprint input module and produce, or, described bad point 301 can be for example, by user, described fingerprint input module pressed overweight generation.
Described judge module 104 is for judging that according to described testing result whether the quantity of the bad point 301 in described fingerprint image is less than predetermined threshold, and generates judged result.Described predetermined threshold can be such as 1, i.e. described judge module 104 is for judging whether to exist in described fingerprint image bad point 301 according to described testing result.
Described more new module 107 in described judged result be the quantity of described bad point 301 in described fingerprint image less than described predetermined threshold, the fingerprint feature information corresponding to described finger print information is updated in fingerprint characteristic reference template.Such as, described more new module 107 is for when described judged result is be absent from described bad point 301 in described fingerprint image, updating described fingerprint feature information in described fingerprint characteristic reference template.Wherein, described fingerprint characteristic reference template is for being supplied to the fingerprint identification module of described subscriber equipment, using the references object (comparison reference information) operated as fingerprint recognition.
In the fingerprint feature information updating device of the present invention, described device also includes extraction module 102.
Described extraction module 102 for extracting the first fingerprint feature information set (the first fingerprint feature point set) from described finger print information, wherein, described first fingerprint feature information set includes at least one first fingerprint feature information (the first fingerprint feature point).
Described detection module 103 is additionally operable to detect the bad point 301 in described fingerprint image according at least one described first fingerprint feature information, and generates described testing result.Described detection module 103 is for whether the attribute of the point (the first fingerprint feature point) corresponding at least one described first fingerprint feature information in the subregion in described fingerprint image is consistent with the attribute of fingerprint, and generates described testing result.Wherein, the attribute of point corresponding at least one described first fingerprint feature information in subregion in described fingerprint image and the attribute of fingerprint do not correspond, the point corresponding at least one described first fingerprint feature information in the subregion in described fingerprint image is described bad point 301.
In the fingerprint feature information updating device of the present invention, described more new module 107 in described judged result be the quantity of described bad point 301 in described fingerprint image less than described predetermined threshold, the difference fingerprint feature information of described first fingerprint feature information set Yu the second fingerprint feature information set of fingerprint characteristic reference template is added in described fingerprint characteristic reference template.Described difference fingerprint feature information can be such as the fingerprint feature information that the relatively described second fingerprint feature information set of described first fingerprint feature information set is newly-increased.Wherein, described fingerprint characteristic reference template is to be pre-stored within the data base of described subscriber equipment.
In the fingerprint feature information updating device of the present invention, described device also includes computing module 105.
Described computing module 105 in described judged result be the quantity of described bad point 301 in described fingerprint image less than described predetermined threshold, calculate the matching degree of described first fingerprint feature information set and described second fingerprint feature information set, and generate result of calculation.
Described more new module 107 be additionally operable to when described result of calculation be described matching degree more than predetermined threshold, described difference fingerprint feature information is added in described fingerprint characteristic reference template.
In the fingerprint feature information updating device of the present invention, described device also includes comparison module 106.
Described comparison module 106 for when described result of calculation be described matching degree more than predetermined threshold, described first fingerprint feature information set and described second fingerprint feature information set are compared, to generate described difference fingerprint feature information.
Referring to figs. 2 and 3, Fig. 2 is the flow chart of the fingerprint feature information update method of the present invention.
The fingerprint feature information update method of the present invention comprises the following steps:
A (step 201), described receiver module 101 receive the finger print information of user's input.The information of the fingerprint image that described finger print information can such as obtain when performing fingerprint recognition/authentication operation for user for described subscriber equipment.
B (step 203), described detection module 103 detect the bad point 301 in the fingerprint image corresponding to described finger print information, and generate testing result.Described bad point 301 is for being not belonging to the point of the fingerprint corresponding to described fingerprint image in described fingerprint image, described bad point 301 can be for example by being stained with what foreign body produced in fingerprint input module, or, described bad point 301 can be for example and received electrostatic damage by certain part in described fingerprint input module and produce, or, described bad point 301 can be for example, by user, described fingerprint input module pressed overweight generation.
According to described testing result, C (step 204), described judge module 104 judge that whether the quantity of bad point 301 in described fingerprint image is less than predetermined threshold, and generate judged result.Described predetermined threshold can be such as 1, i.e. described judge module 104 judges whether to exist in described fingerprint image bad point 301 according to described testing result.
Fingerprint feature information corresponding to described finger print information, when the quantity that described judged result is described bad point 301 in described fingerprint image is less than described predetermined threshold, is updated in fingerprint characteristic reference template by D (step 207), described more new module 107.Such as, described fingerprint feature information, when described judged result is be absent from described bad point 301 in described fingerprint image, is updated in described fingerprint characteristic reference template by described more new module 107.Wherein, described fingerprint characteristic reference template is supplied to the fingerprint identification module of described subscriber equipment, using the references object (comparison reference information) operated as fingerprint recognition.
In the fingerprint feature information update method of the present invention, after described step A, and before described step B, described method is further comprising the steps of:
E (step 202), described extraction module 102 extract the first fingerprint feature information set from described finger print information, and wherein, described first fingerprint feature information set includes at least one first fingerprint feature information.
Described step B (described step 203) is:
Described detection module 103 detects the bad point 301 in described fingerprint image according at least one described first fingerprint feature information, and generates described testing result.Whether the attribute of the described detection module 103 point (the first fingerprint feature point) corresponding at least one described first fingerprint feature information in the subregion in described fingerprint image is consistent with the attribute of fingerprint, and generates described testing result.Wherein, the attribute of point corresponding at least one described first fingerprint feature information in subregion in described fingerprint image and the attribute of fingerprint do not correspond, the point corresponding at least one described first fingerprint feature information in the subregion in described fingerprint image is described bad point 301.
In the fingerprint feature information update method of the present invention, described step D (described step 207) is:
When the quantity that described judged result is described bad point 301 in described fingerprint image is less than described predetermined threshold, the difference fingerprint feature information of described first fingerprint feature information set Yu the second fingerprint feature information set of fingerprint characteristic reference template is added in described fingerprint characteristic reference template by described more new module 107.Described difference fingerprint feature information can be such as the fingerprint feature information that the relatively described second fingerprint feature information set of described first fingerprint feature information set is newly-increased.Wherein, described fingerprint characteristic reference template is to be pre-stored within the data base of described subscriber equipment.
In the fingerprint feature information update method of the present invention, after described step C, and before described step D, described method is further comprising the steps of:
F (step 205), described computing module 105 are when the quantity that described judged result is described bad point 301 in described fingerprint image is less than described predetermined threshold, calculate the matching degree of described first fingerprint feature information set and described second fingerprint feature information set, and generate result of calculation.
Described step D (described step 207) is:
Described more new module 107 when described result of calculation be described matching degree more than predetermined threshold, described difference fingerprint feature information is added in described fingerprint characteristic reference template.
In the fingerprint feature information update method of the present invention, after described step F, and before described step D, described method is further comprising the steps of:
G (step 206), described comparison module 106 when described result of calculation be described matching degree more than predetermined threshold, described first fingerprint feature information set and described second fingerprint feature information set are compared, to generate described difference fingerprint feature information.
Embodiment
Technical scheme is exemplified below:
When user is to input/typing fingerprint in subscriber equipment, obtain the fingerprint image of user.
From described fingerprint image, refine/take the fingerprint characteristic point.
Detect in described fingerprint image and whether there is bad point.
Described fingerprint image exists bad point, stop described fingerprint characteristic reference template is updated.
Described fingerprint image is absent from bad point, described fingerprint characteristic reference template is updated.
The characteristic point of the described fingerprint feature point extracted with the fingerprint template prestored is compared operation, and generate comparison result.
When described comparison result be described fingerprint feature point mate with described fingerprint template, assess the matching value/matching degree of the characteristic point of described fingerprint feature point and described fingerprint template.
When described matching degree is more than predetermined threshold, the characteristic point that all fingerprint feature points of described fingerprint image and described fingerprint template comprise is compared, to generate difference fingerprint feature information.
Described difference fingerprint feature information is joined in described fingerprint template.
By technique scheme, the present invention is avoided that bad point feature updates and operates in fingerprint characteristic reference template for fingerprint recognition.That is, in technique scheme, by the detection to bad point, can so that when the quantity of bad point exceedes certain threshold values, then stop the renewal of fingerprint template, so can so that there is no bad point image inside described fingerprint template, when there is bad point in user's use procedure in the fingerprint identification module of described subscriber equipment, the image having bad point cannot be updated the described fingerprint template of entrance, described fingerprint identification module also just still can ensure that certain safety, does not have any people and can untie the situation of fingerprint.
In sum; although the embodiment of the present invention is disclosed above; but above-described embodiment is also not used to the restriction present invention; those of ordinary skill in the art; without departing from the spirit and scope of the present invention; all can doing various change and retouching, the scope that therefore protection scope of the present invention defines with claim is as the criterion.
Claims (10)
1. a fingerprint feature information update method, it is characterised in that said method comprising the steps of:
The finger print information that A, reception user input；
B, the bad point detected in the fingerprint image corresponding to described finger print information, and generate testing result；
C, judge that according to described testing result whether the quantity of bad point in described fingerprint image is less than predetermined threshold, and generate judged result；
D, when the quantity that described judged result is described bad point in described fingerprint image is less than described predetermined threshold, the fingerprint feature information corresponding to described finger print information is updated in fingerprint characteristic reference template.
2. fingerprint feature information update method according to claim 1, it is characterised in that after described step A, and before described step B, described method is further comprising the steps of:
E, extracting the first fingerprint feature information set from described finger print information, wherein, described first fingerprint feature information set includes at least one first fingerprint feature information；
Described step B is:
Detect the bad point in described fingerprint image according at least one described first fingerprint feature information, and generate described testing result.
3. fingerprint feature information update method according to claim 2, it is characterised in that described step D is:
When the quantity that described judged result is described bad point in described fingerprint image is less than described predetermined threshold, the difference fingerprint feature information of described first fingerprint feature information set Yu the second fingerprint feature information set of fingerprint characteristic reference template is added in described fingerprint characteristic reference template.
4. fingerprint feature information update method according to claim 3, it is characterised in that after described step C, and before described step D, described method is further comprising the steps of:
F, when the quantity that described judged result is described bad point in described fingerprint image is less than described predetermined threshold, calculate the matching degree of described first fingerprint feature information set and described second fingerprint feature information set, and generate result of calculation；
Described step D is:
When described result of calculation be described matching degree more than predetermined threshold, described difference fingerprint feature information is added in described fingerprint characteristic reference template.
5. fingerprint feature information update method according to claim 4, it is characterised in that after described step F, and before described step D, described method is further comprising the steps of:
G, when described result of calculation be described matching degree more than predetermined threshold, described first fingerprint feature information set and described second fingerprint feature information set are compared, to generate described difference fingerprint feature information.
6. a fingerprint feature information updating device, it is characterised in that described device includes:
Receiver module, for receiving the finger print information of user's input；
Detection module, for detecting the bad point in the fingerprint image corresponding to described finger print information, and generates testing result；
Judge module, for judging that according to described testing result whether the quantity of bad point in described fingerprint image is less than predetermined threshold, and generates judged result；
More new module, for when the quantity that described judged result is described bad point in described fingerprint image is less than described predetermined threshold, updating the fingerprint feature information corresponding to described finger print information in fingerprint characteristic reference template.
7. fingerprint feature information updating device according to claim 6, it is characterised in that described device also includes:
Extraction module, for extracting the first fingerprint feature information set from described finger print information, wherein, described first fingerprint feature information set includes at least one first fingerprint feature information；
Described detection module is additionally operable to detect the bad point in described fingerprint image according at least one described first fingerprint feature information, and generates described testing result.
8. fingerprint feature information updating device according to claim 7, it is characterized in that, described more new module is for when the quantity that described judged result is described bad point in described fingerprint image is less than described predetermined threshold, adding to the difference fingerprint feature information of described first fingerprint feature information set Yu the second fingerprint feature information set of fingerprint characteristic reference template in described fingerprint characteristic reference template.
9. fingerprint feature information updating device according to claim 8, it is characterised in that described device also includes:
Computing module, for in described judged result be the quantity of described bad point in described fingerprint image less than described predetermined threshold, calculate the matching degree of described first fingerprint feature information set and described second fingerprint feature information set, and generate result of calculation；
Described more new module be additionally operable to when described result of calculation be described matching degree more than predetermined threshold, described difference fingerprint feature information is added in described fingerprint characteristic reference template.
10. fingerprint feature information updating device according to claim 9, it is characterised in that described device also includes:
Comparison module, for when described result of calculation be described matching degree more than predetermined threshold, described first fingerprint feature information set and described second fingerprint feature information set are compared, to generate described difference fingerprint feature information.
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106682623A (en) * | 2016-12-28 | 2017-05-17 | 大唐电信（成都）信息技术有限公司 | Fingerprint information acquisition method and fingerprint acquisition system |
| CN106909893A (en) * | 2017-02-09 | 2017-06-30 | 北京小米移动软件有限公司 | fingerprint identification method and device |
| CN106951864A (en) * | 2017-03-20 | 2017-07-14 | 广东小天才科技有限公司 | Fingerprint acquisition method and device |
| WO2018023549A1 (en) * | 2016-08-04 | 2018-02-08 | 华为技术有限公司 | Terminal fingerprint-processing method and terminal |
| CN107729884A (en) * | 2017-11-22 | 2018-02-23 | 广东欧珀移动通信有限公司 | Fingerprint identification method, mobile terminal and computer-readable recording medium |
| CN108171165A (en) * | 2017-12-28 | 2018-06-15 | 北京小米移动软件有限公司 | Fingerprint identification method, device and computer readable storage medium |
| CN108288050A (en) * | 2018-02-13 | 2018-07-17 | 北京小米移动软件有限公司 | Update method, apparatus, the electronic equipment of fingerprint template |
| CN108460346A (en) * | 2018-02-09 | 2018-08-28 | 厦门美图移动科技有限公司 | Fingerprint identification method and device |
| CN108898089A (en) * | 2018-06-25 | 2018-11-27 | 联想(北京)有限公司 | A kind of characteristic recognition method and electronic equipment |
| CN109002493A (en) * | 2018-06-27 | 2018-12-14 | 北京小米移动软件有限公司 | Fingerprint database update method, device, terminal and storage medium |
| WO2019041243A1 (en) * | 2017-08-31 | 2019-03-07 | 华为技术有限公司 | Method for verifying function of fingerprint sensor and terminal |
| CN109886162A (en) * | 2019-01-30 | 2019-06-14 | Oppo广东移动通信有限公司 | Fingerprint authentication method and relevant apparatus |
| CN111429359A (en) * | 2020-06-11 | 2020-07-17 | 深圳市诺赛特系统有限公司 | Small-area fingerprint image splicing method, device, equipment and storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105224931A (en) * | 2015-10-19 | 2016-01-06 | 广东欧珀移动通信有限公司 | A kind of fingerprint collecting method and device |
| CN105243369A (en) * | 2015-10-19 | 2016-01-13 | 广东欧珀移动通信有限公司 | Fingerprint identification method and device, and mobile terminal |
| CN105303176A (en) * | 2015-10-19 | 2016-02-03 | 广东欧珀移动通信有限公司 | Fingerprint template updating method and device |
-
2016
- 2016-03-08 CN CN201610131554.4A patent/CN105809133A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105224931A (en) * | 2015-10-19 | 2016-01-06 | 广东欧珀移动通信有限公司 | A kind of fingerprint collecting method and device |
| CN105243369A (en) * | 2015-10-19 | 2016-01-13 | 广东欧珀移动通信有限公司 | Fingerprint identification method and device, and mobile terminal |
| CN105303176A (en) * | 2015-10-19 | 2016-02-03 | 广东欧珀移动通信有限公司 | Fingerprint template updating method and device |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108604294A (en) * | 2016-08-04 | 2018-09-28 | 华为技术有限公司 | Fingerprint processing method and terminal in terminal |
| WO2018023549A1 (en) * | 2016-08-04 | 2018-02-08 | 华为技术有限公司 | Terminal fingerprint-processing method and terminal |
| CN106682623A (en) * | 2016-12-28 | 2017-05-17 | 大唐电信（成都）信息技术有限公司 | Fingerprint information acquisition method and fingerprint acquisition system |
| CN106909893A (en) * | 2017-02-09 | 2017-06-30 | 北京小米移动软件有限公司 | fingerprint identification method and device |
| CN106951864A (en) * | 2017-03-20 | 2017-07-14 | 广东小天才科技有限公司 | Fingerprint acquisition method and device |
| WO2019041243A1 (en) * | 2017-08-31 | 2019-03-07 | 华为技术有限公司 | Method for verifying function of fingerprint sensor and terminal |
| CN107729884A (en) * | 2017-11-22 | 2018-02-23 | 广东欧珀移动通信有限公司 | Fingerprint identification method, mobile terminal and computer-readable recording medium |
| CN108171165A (en) * | 2017-12-28 | 2018-06-15 | 北京小米移动软件有限公司 | Fingerprint identification method, device and computer readable storage medium |
| CN108171165B (en) * | 2017-12-28 | 2021-10-22 | 北京小米移动软件有限公司 | Fingerprint identification method and device and computer readable storage medium |
| CN108460346A (en) * | 2018-02-09 | 2018-08-28 | 厦门美图移动科技有限公司 | Fingerprint identification method and device |
| CN108288050A (en) * | 2018-02-13 | 2018-07-17 | 北京小米移动软件有限公司 | Update method, apparatus, the electronic equipment of fingerprint template |
| US11341362B2 (en) | 2018-02-13 | 2022-05-24 | Beijing Xiaomi Mobile Software Co. Ltd. | Methods and devices for updating fingerprint template |
| CN108898089A (en) * | 2018-06-25 | 2018-11-27 | 联想(北京)有限公司 | A kind of characteristic recognition method and electronic equipment |
| CN109002493A (en) * | 2018-06-27 | 2018-12-14 | 北京小米移动软件有限公司 | Fingerprint database update method, device, terminal and storage medium |
| CN109886162A (en) * | 2019-01-30 | 2019-06-14 | Oppo广东移动通信有限公司 | Fingerprint authentication method and relevant apparatus |
| CN111429359A (en) * | 2020-06-11 | 2020-07-17 | 深圳市诺赛特系统有限公司 | Small-area fingerprint image splicing method, device, equipment and storage medium |
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Application publication date: 20160727 |