JP4252994B2 - Mobile phone - Google Patents

Description

  The present invention relates to a mobile phone.

  In general, when restricting the use of a mobile phone to a person other than the user himself / herself, by inputting an arbitrary numerical value set in advance by the user using a dial key arranged on the main body, the mobile phone or internal data The browsing is prohibited. On the other hand, the use restriction is released by inputting the numerical value stored by the user again in the same procedure.

  In Patent Document 1, a computer with an individual authentication device includes an authentication pattern input unit in which a one-dimensional electrical signal distribution is formed in response to a change in electrical characteristics caused by skin contact, and an output signal of the authentication pattern input unit. It is described that an individual authentication device that includes an individual recognition unit that performs individual authentication from an individual authentication unit can operate only when the individual authentication device determines that it is a pre-registered personal skin authentication pattern. Yes.

  In Patent Document 2, in a fingerprint information processing apparatus that detects a fingerprint image and registers it as personal identification information, the fingerprint image detection means for partially optically detecting the fingerprint of the subject and the fingerprint image detection means detect the fingerprint image. A relative position detecting unit for detecting a relative position of the plurality of partial fingerprint images; and correcting a positional shift between the plurality of partial fingerprint images based on the relative position information detected by the relative position detecting unit. There is described a fingerprint information processing apparatus including an image synthesizing unit that forms a synthesized fingerprint image by synthesizing, and a storage unit that registers data of the synthesized fingerprint image as a registered fingerprint image for the personal identification information.

  In Patent Document 3, a light guide plate that presses and contacts a finger F on the upper surface, an LED that is disposed at an end of the light guide plate and receives illumination light, and a two-dimensional surface that is disposed opposite the finger F on the lower surface side of the light guide plate. An image sensor, a selfoc lens plate disposed between the light guide plate and the two-dimensional image sensor, and a housing light-shielding body that supports and fixes these components, and the illumination light totally reflects inside the light guide plate. There is described a fingerprint image input device that propagates repeatedly, and a Selfoc lens plate forms an image of scattered light from a finger F on a two-dimensional image sensor to obtain a fingerprint image.

  In Patent Document 4, a fingerprint authentication card, a memory card, an authentication system, an authentication device, and a portable device, especially a user who wants to receive a certain service, a device that provides a service only when the user is the user himself, Describes a fingerprint authentication card, a memory card, an authentication system, an authentication device, and a portable device for performing authentication of a user who uses a card embedded with a fingerprint recognition device with a personal identification number or a password by using fingerprint information ing. According to this, power supply to the processing device of the mobile device is started only when the verification result of the recognition information is valid, so that personal data is prevented from being leaked even if the mobile device is lost. Suppose you can.

JP 7-168930 A JP-A-10-143663 Japanese Patent Laid-Open No. 10-289304 JP 11-39483 A

  According to the above-described known example, an authentication method using a fingerprint and a method for specifying the user himself / herself using a fingerprint are described.

According to the present invention, an authentication method using a fingerprint or a user's own identification method using a fingerprint is used to recognize which one of a plurality of telephone-specific service functions provided in a mobile phone is activated during authentication using a fingerprint. only widely himself a service by functions of the mobile phone is enjoyed, and an object thereof is to provide a mobile phone that can be widely applied to fingerprint authentication.

  A cellular phone according to the present invention includes a fingerprint recognition unit, a fingerprint of a user, and a user's fingerprint, including a communication unit, a display unit capable of displaying various types of information, and an operation key unit for performing various types of input operations. A storage unit for storing features; a software management unit for managing software; a program starting unit; and a cursor movement sensor, wherein the program starting unit includes features of fingerprints stored in the storage unit and The feature of the fingerprint recognized through the fingerprint recognition unit is compared to determine the coincidence of the two, a match signal is transmitted when they match, and a predetermined signal stored in advance in the software management unit based on the match signal The fingerprint recognition unit is exposed to a part of the surface of the main body of the mobile phone, and a light source unit and a camera unit provided inside the main body. A lens portion disposed between the pressing surface portion and the light source portion, and a light refracting means disposed between the pressing surface portion and the camera portion, wherein the cursor movement sensor is an end portion of the pressing surface portion. The movement direction of the finger that is arranged on the pressing surface and touches the pressing surface portion is detected, and the movement direction of the cursor displayed on the display means is determined.

  As described above, according to the present invention, a fingerprint authentication method and a user's own identification method using a fingerprint are used so that only the user himself / herself can enjoy the services provided by the functions of the mobile phone, and the fingerprint authentication is widely applied. It is possible to provide a mobile phone that can be used.

  Embodiments of the present invention will be described below with reference to the drawings.

  FIG. 1 is a rear perspective view of a mobile phone 100 that best represents the present invention, FIG. 2 is a front perspective view, FIG. 3 is a rear view showing a state in which a user holds the main body of the mobile phone, and FIG. It is sectional drawing of a telephone. FIG. 5 shows the position of the fingerprint recognition unit 4 on the back of the main body, FIG. 6 shows a cross-sectional part of the fingerprint recognition unit, and FIGS. 7, 8, and 9 show various structures of cross-sectional positions. FIG. 10 is a block diagram showing the exchange of data inside the mobile phone.

  The fingerprint recognition unit 4 of the fingerprint recognition device is disposed on the outer surface of the back surface of the main body formed by the front case 1 and the back case 2 in FIGS. The battery 3 is provided in the back case 2. The display screen 5 in FIG. 2 can be viewed from the front of the telephone during operation. The soft keys 7a, 7b, and 7c are assigned with timely functions corresponding to the contents of the display screen 5. The cursor key 8 is used to easily perform operations such as telephone book operations and software that cannot be handled by the software keys 7a, 7b, and 7c. The dial key 6, the power key 9, the call key 10, the speaker 11, and the microphone 12 are necessary for a basic phone call. Reference numeral 13 denotes a main board on which a CPU and the like are mounted. Reference numeral 14 denotes an antenna.

  As shown in FIG. 5, when the first dimension is longer than the fourth dimension, the fingerprint recognition device 4 is on the third dimension that is out of the second dimension necessary for holding the main body. There is no loss of usability. Since the fingerprint recognition unit 4 is stepped at a height closer to the inside of the housing than the back case 2, the sensor surface is not damaged when placed on the table. Further, when the pressing surface of the fingerprint recognition unit 4 is pressed with a finger, the user can find the normal recognition position with the touch of the finger without checking the position of the pressing surface with the eyes. In addition, in order to more reliably guide the finger to the recognition unit, it is further preferable that the step shape around the pressing surface is an ellipse that is substantially similar to the fingerprint shape as shown in FIG.

  FIG. 10 is a block diagram showing the exchange of data inside the mobile phone. In this block diagram, 21 is an operation key circuit such as a dial key, soft key, and cursor key, 22 is a fingerprint input sensor, and 23 is a recognition circuit. 24 is a personal database (DB) management unit, 25b is a telephone number management unit, 25c is a software management unit, and 25d is a storage unit. The transmitting / receiving unit 26 that exchanges the input / output data and voice with the outside performs a connection process to the public telephone network 30 and the Internet 31 via a wireless base station or the like. The screen display circuit 27 performs image processing for displaying a mobile phone operation or a service screen enjoyed from a network, and the speaker circuit 28 and the microphone circuit 29 process an audio signal used for a call or a mobile phone operation.

  FIG. 11 is a diagram for explaining the function of the management unit 25. In the figure, as described above, the mobile phone 100 has a fingerprint recognition unit 4 that touches a user's finger to a part of the outer surface by pressing (a) and recognizes the fingerprint of the touched finger. Has a screen portion 41.

  The recognized fingerprint characteristics are stored in an external database (DB) 43 via the antenna 14 (b), the Internet 31 (c), and the like. The characteristics of the user's fingerprint may be stored directly in the storage unit 25d in the mobile phone 100. Further, it may be stored in a fingerprint recognition card. At the time of use, the user 44 makes a finger contact the fingerprint recognition unit 4 by pressing (d), recognizes the fingerprint, and stores it in the storage unit 25d.

  The stored fingerprint characteristics are compared with the fingerprint characteristics recognized at the time of use to determine the coincidence of the two. When they match, a match signal is transmitted, and a prestored program is started based on the match signal. Program starting means is provided. As a result, a program activation signal generation 45 is performed.

  In response to the program activation signal, the operation of permission / activation 42 for the operation having the telephone provided in the management unit 25 is performed, and the browser is activated. That is, programs such as the dial input program 46, the cursor operation control program 47 or the mail software 48, the dial number table (phone book) 49, the schedule management software 50, the web browser 51, and the wireless connection manager 52 are selectively selected according to the program start signal. Will be launched.

  The wireless connection manager function is as follows.

  A mobile phone equipped with functions for storing personal information and connecting to the Internet has a personal DB management unit and a software management unit that manages the phone's own software. A storage device that includes a fingerprint recognition unit for recognizing the fingerprint characteristics of a finger, a communication unit that performs communication with the outside, a communication restriction unit that limits communication with the outside, and stores the fingerprint characteristics of the user It is possible to compare the stored fingerprint characteristics from the fingerprint characteristics recognized at the time of use with each other to determine the coincidence of both, and to permit the operation of releasing the restriction of the communication restriction unit when they match. .

  In addition, it has a memory for storing passwords for electronic commerce via the Internet, and compares the stored fingerprint characteristics from the storage device that stores the fingerprint characteristics of the user with the fingerprint characteristics recognized at the time of use. It has a password input permission means for determining the coincidence of both and permitting the input of the password when they match.

  The mobile phone 100 is provided with a personal DB management unit and a software management unit for managing software unique to the phone. A user's finger is brought into contact with a part of the outer surface, and a plurality of fingerprints in contact with the finger are continuously displayed. A plurality of fingerprint features stored from a storage device having a fingerprint recognition unit for recognizing features and having a memory for storing a password for electronic commerce via the Internet; There may be provided personal authentication permission means for comparing the characteristics of a plurality of consecutive fingerprints recognized at the time of use and determining the matching between the two, and allowing the operation of authenticating that the password has been input when they match.

  According to the program activation of the dial number table 49, the stored fingerprint characteristics from the storage device storing the user's fingerprint characteristics are compared with the fingerprint characteristics recognized at the time of use to determine the coincidence of both. The operation of transmitting a dial number signal when they match can be permitted.

In addition, a plurality of fingerprints can be continuously input, and the plurality of fingerprints continuously input can be generated as one security signal.
(Description of operation)
FIG. 12 shows an initial registration procedure diagram relating to key lock, and FIG. 13 shows a display example of a screen corresponding to FIG.

  A 1- (b) screen is displayed when the power is turned on s1, and then 1- (b) indicating that the connection with the base station is being confirmed is displayed in the communication establishment procedure s2. The screen 1- (c) is displayed with the key input confirmation s3, and if the user presses any button on the main body, 1- (d) is displayed on the recognition request screen display s5 through the key input confirmation s4. . When the user presses a finger for fingerprint registration to the fingerprint recognition unit 4 (recognition unit) with the fingerprint input s6, 1- (e) is immediately displayed by the recognition s7, and a notification of no DB confirmation s8 is received from the CPU side. A registration will confirmation s9 is displayed. In confirmation s9, the user can select whether or not he / she intends to register fingerprints. Next, in response to the user's intention to register, 1- (G) is displayed on the recognition request screen display s10, prompts the user to input the fingerprint again, and if the input is confirmed, 1- (H) is displayed immediately, and the input has already been made. The collation s10 is performed on the fingerprint image, and new collation DB creation s13 and personal information DB access key creation s14 are processed. If the above is performed normally, 1- (i) is displayed on the DB registration completion screen display s15 to notify the user that the fingerprint has been registered.

  FIG. 14 is a flowchart of a registration deletion process related to key lock, and FIG. 15 shows a display example of a screen corresponding to FIG.

In the normal use standby state, the 3- (a) screen of the key input standby screen display s31 is displayed. When key lock is selected from the 3- (b) screen corresponding to the registration deletion procedure screen s32 at the will of the user, the 3- (c) screen is displayed in the deletion intention confirmation s33. Here, the user can select whether or not to delete. Next, a 3- (d) screen is displayed on the recognition request screen s34, and in the fingerprint input s35, 3- (e) is displayed as soon as the user presses the finger desired to be deleted on the recognition unit, and the verification DB is immediately displayed. Confirmation s36 and collation s37 are performed, and the user is prompted again for will confirmation from the 3- (f) screen of the erasure will confirmation s38. Upon receiving the user's will, through the inquiry DB deletion s39 and the personal information DB access key deletion s40, a 3- (g) screen of the deletion completion confirmation screen display s41 is displayed to notify the normal deletion. It is also possible to skip to the screen for registering fingerprints again by using the options on the screen. When the above procedure is completed, the screen returns to the 3- (H) screen display of the key input standby screen display s39 again.

  FIG. 16 is a function registration processing procedure diagram relating to a registration method when it is desired to assign a software activation button or the like to the fingerprint recognition unit, and FIG. 17 shows a display example of a screen corresponding to FIG.

  In the normal use standby state, the 6- (a) screen of the key input standby screen display s61 is displayed. When a user selects a function from the 6- (b) screen corresponding to the function registration deletion procedure screen s32, the 6- (c) screen is displayed in the registration will confirmation s63. Here, the user can select whether or not to delete. In the function selection s64, on the 6- (d) screen, the user selects the software to be assigned, the page address of the Web site, the telephone number, etc. according to the menu using the arrow keys of the screen corresponding soft keys. Next, 6- (e) is displayed on the recognition request screen s65, and in the fingerprint input s66, immediately after the user presses a finger desired to be registered for the selected function to the recognition unit, 6- (f) ) Is immediately displayed, query DB creation s68 and link key creation s69 are performed, registration information confirmation s70 is performed, and collation completion screen display s71 is performed. Next, 6- (R) key input standby of the key input standby screen display s72 is set.

  FIG. 18 is a function registration deletion processing procedure diagram relating to a registration deletion method when it is desired to delete the software assigned to the fingerprint recognition unit, and FIG. 19 shows a display example of a screen corresponding to FIG.

  In the normal use standby state, the 9- (A) screen of the key input standby screen display s91 is displayed. If a function is selected from the 9- (b) screen corresponding to the function registration deletion procedure screen s32 at the will of the user, the 9- (c) screen is displayed in the registration deletion will confirmation s93. Here, the user can select whether or not to delete. Next, 9- (d) is displayed on the recognition request screen s94, and in the fingerprint input s95, as soon as the user presses the finger that the user desires to delete for the selected function, the inquiry DB confirmation s96 displays 9- (E) is displayed, collation s97 is performed, 9- (f) of the deletion will confirmation s98 is displayed, the inquiry DB deletion s99 and the link key deletion s100 are immediately performed, and the deletion completion confirmation screen display s101 displays 9- (g) Is displayed, and 9- (H) is displayed on the key input standby screen display s102.

  FIG. 20 shows a button lock deletion procedure diagram, and FIG. 21 shows a display example of a screen corresponding to FIG.

  10- (b) is displayed at power ONs 121, 10- (b) is displayed at communication establishment procedure s122, and 10- (c) is displayed at key input confirmation s123. The recognition request screen display s125 is displayed, 10- (d) is displayed by the fingerprint input s126, and 10- (e) is displayed by the inquiry DB confirmation s127 and the collation s128. Button lock release s129 is performed. The personal information DB disclosure s130 is performed, the collation completion screen display s132 is performed, and 10- (f) is displayed on the key input standby screen display s132.

  FIG. 22 shows an application selection activation and execution procedure diagram, and FIG. 23 shows a display example of a screen corresponding to FIG.

  The key input standby screen display s151 displays 15- (A), the fingerprint input s152 displays 15- (B), and the inquiry DB confirmation s153 and collation s154 displays 15- (C). A button lock release s155 is performed, a personal information DB disclosure s156 is performed, and a link key call s157 is performed. Select and launch an application. For example, the mail software activation s158 displays 15- (d), the application execution s159 is performed, and the application end s160 is set. Next, 15- (e) is displayed on the key input standby screen display s161.

  FIG. 24 shows details of the fingerprint recognition unit 4. The fingerprint recognition unit 4 includes a convex pressing surface portion 61 provided on a part of the surface of the main body 60 of the mobile phone, a light source 62 provided directly below the inner wall of the main body 60, a lens 63 thereof, and one of the imaging elements. The camera 64 and the prism 65 are provided.

  The user's finger 66 is brought into contact with the pressing surface portion 61 in a pressed state, the light from the light source 62 is applied, and the reflected light from the fingerprint is recognized as an image by the camera. By making the pressing surface portion 61 convex outward, the characteristics of the fingerprint can be recognized more clearly.

  As shown in FIG. 25, a reflector 67 can be used in place of the prism 65.

  A chip-type light emitting diode (LED) mounted on a printed circuit board may be used as a light source for irradiation light for fingerprint irradiation, and imaging may be performed using a two-dimensional image sensor such as a CCD.

  Next, an example in which a fingerprint image is applied to cursor operation control will be described.

  As shown in FIG. 26 or FIG. 27, it is possible to change the position of the lens 63 to change the range of the fingerprint to be imaged and to change the extraction and grasping of the fingerprint feature. In addition, as shown in FIG. 28, it is possible to change the extraction and grasping of fingerprint features by using a convex or concave lens.

  FIG. 29 shows a configuration for providing a cursor moving function using the pressing surface portion 61. A sensor 60 for detecting the pressing direction is provided at the end 71 of the pressing surface 61. As shown in FIG. 30, the sensors 60 can be provided at four locations, up and down, right and left, and the cursor moving speed can be controlled as shown in (a) or (b) by changing the moving speed of the finger.

  FIG. 31 shows changes in images taken with different imaging times.

  If both the features of time 1 and time 2 taken in from the image sensor and digitized match, the fingerprint image is handed over to the corresponding application with no movement amount. If there is a difference between the two, the numerical difference is replaced with the movement amount and direction of the cursor.

FIG. 32 shows an application selection means using the cursor change amount. A cursor operation control program unit 81 and an application program unit 82 are provided. The cursor operation control program unit 81 includes a two-dimensional imaging input unit 83, a fingerprint feature extraction unit 84, a time-series feature change comparison unit 85, a clock function unit 86, and a cursor change amount determination unit 87. The fingerprint feature extraction unit 84 The feature of the fingerprint extracted in step (1) is grasped as a time-series feature by the time-series feature change comparison unit 85, and is defined and determined as a cursor change amount by the cursor change amount determination unit 87. These are performed by starting the program. The application program unit 82 includes application programs such as an application manager unit 88, a mail software unit 89, a web browser 90, and map software 81. This activates the phone-specific function-operated browser. The application manager unit 88 determines which application program is selected corresponding to the cursor change amount in accordance with a predetermined method, and the mail software 89 (48) and the web browser 90 (51) corresponding to the determined cursor change amount. , A program such as map software 91 is selected.

  Compare the stored fingerprint characteristics from the storage device that stores the fingerprint characteristics of the user with the fingerprint characteristics recognized at the time of use, determine the match between them, and send a match signal when they match, Based on the coincidence signal, there is a program activation means for activating a program stored in the management unit in advance, and when the program is activated, a password is input, a mobile phone usage restriction is released, an e-mail is activated, and a telephone directory function is called・ Removal of restrictions on use of mobile phones, activation of e-mails, telephones by providing a phone-specific feature-operating browser that activates one of the phone-specific features such as connection to the Internet and connection to a specific line You can selectively call the book function, connect to the Internet, or connect to a specific line. This increases the versatility of the application of the result of fingerprint authentication.

  The transmission / reception unit that communicates with the outside includes a communication restriction unit that restricts communication with the outside, and stores the characteristics of the stored fingerprint from the storage device that stores the characteristics of the fingerprint of the user and the fingerprint recognized at the time of use. Comparing the characteristics to determine the consistency between the two, having a memory that stores the password for electronic commerce via the Internet, allowing operation to cancel the restriction of the communication restriction unit when they match, Compares the stored fingerprint characteristics from the storage device that stores the user's fingerprint characteristics with the fingerprint characteristics recognized at the time of use to determine whether they match, and allows the password to be input when they match. Having a password entry permitting means or having a memory for storing a password for electronic commerce via the Internet, and stored stored from a storage device for storing the characteristics of the user's fingerprint Identity authentication permitting means for comparing the characteristics of a plurality of fingerprints with the characteristics of a plurality of consecutive fingerprints recognized at the time of use and determining the coincidence of the two, and allowing the operation to authenticate that the password has been input when they match Or comparing the stored fingerprint characteristics from the storage device storing the user's fingerprint characteristics with the fingerprint characteristics recognized at the time of use, and determining the coincidence between the two. By allowing the operation of transmitting the signal of the number, it is possible to combine with other operations (processes) when moving to the next step, and the versatility increases in the application of the result of fingerprint authentication.

The rear perspective view of the mobile telephone which is an Example of this invention. The front perspective view of FIG. The rear view which shows the state in which the user hold | maintained the main body of the mobile telephone. Sectional drawing of a mobile telephone. The figure which shows the position of the fingerprint recognition part on a main body back. Sectional drawing of a fingerprint recognition part. FIG. The other structural drawing of a cross-sectional position. The other structural drawing of a cross-sectional position. Block Diagram. The functional diagram of the Example of this invention. Initial registration procedure diagram. Screen display example diagram. FIG. Screen display example diagram. Function registration processing procedure diagram. Screen display example diagram. Function registration deletion processing procedure diagram. Screen display example diagram. Button lock release procedure diagram. Screen display example diagram. Application selection start and execution procedure diagram. Screen display example diagram. FIG. FIG. 5 is a detailed view of another fingerprint recognition unit. The figure of the fingerprint recognition part which shows changing a lens position. The figure of the fingerprint recognition part which shows changing a lens position. The figure of the fingerprint recognition part which shows using a convex / concave lens. The figure which shows the structure which provides a cursor movement function. Sensor arrangement diagram. The change figure of imaging. The figure which shows an application selection means.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Front case, 2 ... Back case, 3 ... Battery, 4 ... Fingerprint recognition part, 5 ... Display screen, 6 ... Dial key, 7a, 7b, 7c ... Soft key, 8 ... Cursor key, 9 ... Power key, 10 ... outgoing call key, 11 ... speaker, 12 ... microphone, 13, 24 ... CPU, 14 ... antenna, 21 ... operation key circuit, 22 ... fingerprint input sensor, 23 ... recognition circuit, 25 ... management unit, 25a ... personal database (DB) ) Management unit, 25b ... telephone number management unit, 25c ... software management unit, 25d ... storage unit (memory), 26 ... transmission / reception unit, 26a ... communication restriction unit, 27 ... screen display circuit, 28 ... speaker circuit, 29 ... Microphone circuit, 30 ... public telephone network, 31 ... Internet, 41 ... screen section, 42 ... permission / activation, 43 ... external database (DB), 44 ... user, 45 ... program 46 ... Dial input program, 47 ... Cursor operation program, 48 ... Mail software, 49 ... Dial number table, 50 ... Schedule management software, 51 ... Web browser, 52 ... Wireless connection manager, 87 ... Cursor change amount Determining unit, 88 ... application manager unit, 100 ... mobile phone.

Claims (2)

A portable device including a communication unit, a display unit capable of displaying various information, an operation key unit for performing various input operations, a fingerprint recognition unit, and a cursor operation control unit for controlling a cursor displayed on the display unit On the phone
The fingerprint recognition unit is disposed between a pressing surface portion provided on a partial surface of the main body of the mobile phone, a light source unit and a camera unit provided inside the main body, and the pressing surface portion and the light source unit. provided that a lens unit, Rutotomoni and a light refracting means is disposed between the pressing surface and the camera unit, the cursor movement sensor disposed on an end portion of the pressing surface,
The cursor movement sensor detects a movement direction of a finger that contacts the pressing surface portion, determines a movement direction of the cursor displayed on the display means ,
The cursor operation control means includes a two-dimensional imaging input unit, a fingerprint feature extraction unit, a time-series feature change comparison unit, a clock function unit, and a cursor change amount determination unit.
The cursor operation control means grasps the feature of the fingerprint extracted by the fingerprint feature extraction unit as a feature that is time-series by the time-series feature change comparison unit, and performs the time-series by the cursor change amount determination unit. A mobile phone characterized in that a cursor change amount is determined from a feature and a movement direction of the cursor, and a moving speed of the cursor is controlled by the cursor change amount . The mobile phone according to claim 1, wherein
4. The mobile phone according to claim 1, wherein the cursor movement sensor is provided at four locations on the left and right and top and bottom of the pressing surface portion.

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