Portable communication device having a fingerprint identification
Contents
1. FIG 6 illustrates a flowchart describing a method per formed by a portable communication device 100 200 300 400 or 500 in accordance with a third embodiment the present invention In summary of the third embodiment the portable communication device 100 200 300 400 or 500 comprises circuitry 700 including the transmitter 205 see FIG 7 and the fingerprint identification system 709 see FIG 7 The fingerprint identification system 709 comprises the scanner 115 the first memory device 705 the second memory device 707 and the processor 203 The scanner 115 scans the fingerprint 123 of the finger 121 to generate an image of the fingerprint 123 The first memory device 705 stores data representative of the image of the fingerprint 123 The second memory device 707 stores data representative of at least one reference fingerprint The processor 203 deter mines whether the data representative of the image of the fingerprint 123 matches the data representative of the at least one reference fingerprint The processor 203 causes the transmitter 205 to transmit the data representative of the image of the fingerprint 123 to a remote site 715 see FIG 7 when the data representative of the image of the finger print 123 does not match the data representative of the at least one fingerprint According to FIG 6 the flowchart starts at block 601 The flow continues to block 603 wherein a determination is made whether or not a fingerprint is pre2. 1 in accordance with the first embodiment the present invention FIG 3 illustrates a perspective view of a portable com munication device in accordance with a first aspect of a second embodiment the present invention FIG 4 illustrates a perspective view of a portable com munication device in accordance with a second aspect of a second embodiment the present invention FIG 5 illustrates a perspective view of a portable com munication device in accordance with a third aspect of a second embodiment the present invention FIG 6 illustrates a flowchart describing a method per formed by a portable communication device in accordance with a third embodiment the present invention FIG 7 illustrates an electrical block diagram a portable communication device in accordance with the first the second and the third embodiments the present invention DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In FIGS 1 7 like reference numbers represent the same element for feature FIG 1 illustrates a perspective view of a portable communication device 100 in accordance with a first embodiment the present invention FIG 2 illustrates a cross sectional view of a portion of a portable communica tion device 100 of FIG 1 in accordance with the first embodiment the present invention The portable communi cation device 100 generally includes an earpiece transducer 101 a microphone transducer 103 a display 105 a keypad 107 an antenna 109 a
3. 711 when the data representative of the image of the fingerprint 123 matches the data representative of the at least one fingerprint The first memory device 705 is preferably a random access memory RAM as is well known in the art The second memory device 707 is preferably a read only memory ROM as is well known in the art The processor 203 is preferably a digital signal processor as is well known in the art The processor 203 has contained therein a match ing algorithm embodied in software or hardware to deter mine whether the data representative of the image of the fingerprint 123 matches the data representative of the at least one reference fingerprint as is well known in the art Preferably the processor 203 places the circuitry 700 in a second mode responsive to the input signal 711 when the data representative of the image of the fingerprint 123 does not match the data representative of the at least one reference fingerprint Preferably the switch 201 is a power switch and the input signal 711 is a power on off signal In this case first mode and the second mode preferably comprise the circuitry 700 being turned on and the circuitry 700 being prevented from being turned on respectively Alternatively the first mode and the second mode may comprise the circuitry 700 being turned on and the circuitry 700 temporarily being turned on to transmit the data representative of the image of the fingerprint to a remote site then th
4. Patent Oct 31 2000 Sheet 6 of 7 6 141 436 601 603 i PRINT PRESENT ON SCANNER YES SCAN FINGER PRINT 605 STORE DATE REPRESENTING AN IMAGE OF THE SCANNED FINGER PRINT IN A FIRST MEMORY DEVICE DOES THE DATA REPRESENTING THE SCANNED FINGERPRINT IMAGE MATCH DATA REPRESENTING A REFERENCE FINGERPRINT IMAGE STORED IN A SECOND MEMORY DEVICE NO TURN ON A TRANSMITTER SEND THE DATA REPRESENTING THE SCANNED FINGERPRINT 609 ENABLE CIRCUITRY IN THE DEVICE FOR NORMAL USE OF THE DEVICE 613 615 IMAGE AND THE LOCATION OF THE DEVICE TO A REMOTE SITE 617 TURN OFF THE TRANSMITTER 619 END FIG 6 6 141 436 Sheet 7 of 7 HZ LOC HOLIMS GOL q AV1dSI0 LOL q AVdAIy INIYdNJONI4 40 JOYNI 39N3Y343 33IA3Q AYONIN N033S Cl YANNYOS WHITYODTY ONIHOLYN INTYdY39NI4 HLTA 10193JNN09 607 ZL IId 002 Y3JLLINSNVAL YJZISJHLNAS GIZ JLIS JLOWIY Oct 31 2000 U S Patent INTYdYIONTI AQN3NOIY4 40SSI00Nd coz 601 INTUdUIONTS l D JOYNI Q3NNV3S WAON IDIA AVONIN ISYA l P d t L0 HOLTMS LL WA Il 1 18311N8 6 141 436 1 PORTABLE COMMUNICATION DEVICE HAVING A FINGERPRINT IDENTIFICATION SYSTEM FIELD OF THE INVENTION The present invention generally relates to portable com munication devices and more particularly to a portable communication device having
5. a fingerprint identification system BACKGROUND OF THE INVENTION Portable communication devices such as cellular telephones are well known in the art and permit a user to communicate with a remote site Typically a user pays a fee to a communications service provider for access to a com munication system in which the portable communication device operates Cellular telephones in particular have become so popular that thieves have found it profitable to steal these devices for their own use or for sale to another user To discourage the thieves and to generally provide elec tronic security most cellular telephones permit a user to enter a code to electronically lock and or unlock a cellular telephone Electronically locking a cellular telephone pro hibits the cellular telephone from being used such as to make or receive telephone calls and or to enable or disable particular features of the cellular telephone Electronically unlocking a cellular telephone permits the cellular telephone to be used such as to make or receive telephone calls and or to enable or disable particular features of the cellular tele phone Several known techniques for generating an electronic lock code include pressing a key on a keypad of the cellular telephone labeled LOCK pressing a key on a keypad of the cellular telephone labeled FCN i e function followed by pressing another key on the keypad of the cellular telephone labeled 5
6. comprises the scanner 115 the first memory device 705 the second memory device 707 and the processor 203 The scanner 115 scans the fingerprint 123 of the finger 121 to generate the image of the fingerprint The scanner 115 is positioned relative to the power switch 201 such that the finger 121 is permitted to generate the actuation force for the power 10 15 20 25 30 40 45 50 55 60 65 6 switch 201 when the fingerprint 123 is positioned on the scanner 115 The first memory device 705 stores data representative of the image of the fingerprint 123 The second memory device 707 stores data representative of at least one reference fingerprint The processor 203 deter mines whether the data representative of the image of the fingerprint 123 matches the data representative of the at least one fingerprint The processor 203 places the circuitry 700 in a first mode responsive to the power on off signal 711 when the data representative of the image of the fingerprint 123 matches the data representative of the at least one reference fingerprint Further the processor 203 places the circuitry 700 in a second mode responsive to the power on off signal 711 when the data representative of the image of the fingerprint 123 does not match the data representative of the at least one fingerprint Details of the first and second modes are discussed hereinabove In summary of a second aspect of the first embodiment the portable
7. for example pressing a predeter mined sequence of numerically labeled keys on a keypad of the cellular telephone such as for example by pressing the keys 5 3 and 8 and selecting a lock feature from a menu presented in an electronic display One known technique for generating an electronic unlock code include pressing a predetermined sequence of numeri cally labeled keys on a keypad of the cellular telephone such as for example by pressing the keys 5 3 and 8 The predetermined sequence of numerically labeled keys may be the same or different for electronically locking and unlocking a cellular telephone Disadvantages using keys on a keypad of the cellular telephone to generate an electronic lock or an unlock code include the electronic unlock and lock code may be used by someone other than the authorized user if the electronic unlock and lock code is known to the unauthorized user needing to press the predetermined number of keys needing to remember the electronic unlock and lock code needing to conceal the pressing of the predetermined number of keys at appropriate times needing to generate the electronic unlock and lock code before and after respectively the cellular telephone is used such as to make or receive telephone calls and or to enable or disable particular features of the cellular telephone and needing to press one key to power on the cellular phone followed by the predetermined
8. memory the control circuitry for determining whether the image of the fingerprint matches the reference fingerprint wherein when the image of the fingerprint matches the ref erence fingerprint the control circuitry activates the cellular telephone for use and when the image of the fingerprint does not match the reference fingerprint the control circuitry causes 10 12 the cellular telephone to temporarily transmit the image of the fingerprint to a remote site and then deactivate the cellular telephone from use 5 The cellular telephone as in claim 4 wherein a trans mission of the image of the fingerprint to the remote site includes information pertaining to any of a geographic location of the cellular telephone and a date of the trans mission of the image
9. 15 is positioned relative to the switch 201 such that the finger 121 is permitted to generate the actuation force for the switch 201 when the fingerprint 123 is positioned on the 5 10 15 20 25 30 35 40 45 50 55 60 65 4 scanner 115 Therefore the operation of the scanner 115 and the operation of the switch 201 are advantageously inte grated or combined to provide more efficient use of each operation thereby simplifying the use of the portable com munication device 100 Referring to FIG 2 the switch 201 is disposed underneath the scanner 115 to permit the scanner 115 to directly actuate the switch 201 when the finger 121 pressed down on the scanner 115 The switch 201 is mounted on a printed circuit board 213 as well as the keypad circuitry for the keypad 107 Alternatively the switch 201 may be positioned at a location offset from the scanner and not disposed beneath the scanner 115 In this case a mechanism would be needed to transfer the actuation force applied to the scanner 115 to the switch 201 Further the switch may be actuated by a sliding motion instead of a pressing motion In this case the finger 121 would slide the scanner to actuate the switch 201 while the finger 121 is on the scanner 115 instead of pressing the scanner 115 Preferably the switch is a microswitch sensitive to the movement of the scanner 115 The microswitch may be implemented as a pushbutton switch or a slide switc
10. 5 72 348 552 115 In a second embodiment the scanner 115 is ergo nomically positioned on a housing 113 117 119 of the 56 References Cited device 100 300 400 500 ee i finger Ren or a U S PATENT DOCUMENTS thumb naturally rests on the housing 113 117 119 when the person holds the housing 113 117 119 while the device 4 099 033 7 1978 Murray 179 90 100 300 400 500 is in use In a third embodiment a secede se ABR emit 208 ot he deve 10 30 400 a 5 59 19 49 1 1997 Bernstein 235 380 mits data representative of the image of the fingerprint 123 5 838 306 11 1998 O Connor et al 382 124 to a remote site 715 when data representative of the image 5 870 672 2 1999 Stoddard et al aaa 455 410 of the fingerprint 123 does not match data representative of a reference fingerprint FOREIGN PATENT DOCUMENTS 5 095329 4 1993 Japan 2 H04B 7 26 5 Claims 7 Drawing Sheets 6 141 436 Sheet 1 of 7 Oct 31 2000 U S Patent 1 FIG U S Patent Oct 31 2000 Sheet 2 of 7 6 141 436 ee ALLL LLALL LAL Z ZZ XZ ZZ LL LL LL LL LALLA LLLP TA LOO 215 U S Patent Oct 31 2000 Sheet 3 of 7 6 141 436 U S Patent Oct 31 2000 Sheet 4 of 7 6 141 436 amp lt ES ES ny D NO X ANY ie i 400 6 141 436 Sheet 5 of 7 Oct 31 2000 U S Patent FIG 5 U S
11. US006141436A United States Patent no 11 Patent Number 6 141 436 Srey et al 45 Date of Patent Oct 31 2000 54 PORTABLE COMMUNICATION DEVICE OTHER PUBLICATIONS HAVING A FINGERPRINT IDENTIFICATION SYSTEM StarTAC 90 Wearable Cellular Telephone User Manual 1995 Motorola Pan American Cellular Subscriber Group 600 North U S Highway 45 Libertyville Illinois 60048 pp 75 Inventors Lena Srey Chicago Mark William 2 3 and 84 99 Podl Bartlett Kevin D Kaschke Hoffman Estates all of Ill Primary Examiner Jose L Couso Assistant Examiner Shawn B Cage Attorney Agent or Firm Kevin D Kaschke Paul J 73 Assignee Motorola Inc Schaumburg Ill Bartusiak 57 ABSTRACT 21 Appl No 09 047 773 A portable communication device 100 300 400 500 comprises a fingerprint identification system 709 including 22 Filed Mar 25 1998 a scanner 115 for scanning a fingerprint 123 of a finger E A l au es G0O6K 9 00 GO7D 7 00 121 to generate an image of the fingerprint 123 In a first 52 US CI 382 124 340 825 34 embodiment the scanner 115 is positioned relative to a gee Magee eke aes Wee aah SP 3 switch 201 on the device 100 300 400 500 to permit the 58 Field of Search 382 124 125 finger 121 to generate the actuation force for the switch 382 127 380 23 30 340 825 34 825 69 201 when the fingerprint 123 is positioned on the scanner 82
12. code needing to conceal the pressing of the predetermined number of keys at appro priate times needing to generate the electronic unlock and lock code before and after respectively the cellular tele phone is used such as to make or receive telephone calls and or to enable or disable particular features of the cellular telephone and needing to press one key to power on the cellular phone followed by the predetermined number of keys to generate an electronic lock or an unlock code However the fingerprint identification system only recog nizes unique personal fingerprints of a person to provide increased security against fraudulent use of the portable communication device 100 Therefore the person no longer need to remember the electronic unlock and lock code to conceal the pressing of the predetermined number of keys at appropriate times to generate the electronic unlock and lock code before and after respectively the cellular telephone is used such as to make or receive telephone calls and or to enable or disable particular features of the cellular tele phone and to press one key to power on the cellular phone followed by the predetermined number of keys to generate an electronic lock or an unlock code The person simply places their finger on the scanner 115 to permit the scanner to scan their fingerprint The portable communication device 100 is preferably a cellular radiotelephone However the portable communica tion device ma
13. communication device 100 comprises the data switch 201 the circuitry 700 and the fingerprint identifica tion system 709 The data switch 201 generates an data signal 711 responsive to an actuation force The circuitry 700 is adapted to receive the data signal 711 The fingerprint identification system 709 comprises the scanner 115 the first memory device 705 the second memory device 707 and the processor 203 The scanner 115 scans the fingerprint 123 of the finger 121 to generate an image of the fingerprint 123 The scanner 115 is positioned relative to the data switch 201 such that the finger 121 is permitted to generate the actuation force for the data switch 201 when the fingerprint 123 is positioned on the scanner 115 The first memory device 705 stores data representative of the image of the fingerprint 123 The second memory device 707 stores data representative of at least one reference fingerprint The processor 203 deter mines whether the data representative of the image of the fingerprint 123 matches the data representative of the at least one reference fingerprint The processor 203 places the circuitry 700 in a first mode responsive to the data signal 711 when the data representative of the image of the fingerprint 123 matches the data representative of the at least one fingerprint Further the processor 203 places the circuitry 700 in a second mode responsive to the data signal 711 when the data representative of the image of the fin
14. cording to a second aspect of the second embodiment the scanner 115 is ergonomically positioned on the rear surface 303 of the housing 113 117 and 119 as shown in FIG 5 As mentioned hereinabove the scanner 115 may be positioned on the rear surface of the rear housing 119 or the rear surface of the battery housing 113 Note in FIG 5 that the housing 113 117 and 119 is comprised of a top housing 501 rotatably coupled to a bottom housing 503 about a hinge 505 between an open position shown in FIG 5 and a closed position not shown Alternatively a slide mechanism may connect the top housing 501 to the bottom housing 503 Note that the ergonomic locations of the scanner as depicted on the portable communication devices 300 400 and 500 may be implemented on any of the housing con 10 15 20 25 30 35 40 45 50 55 60 65 8 structions as shown in FIGS 3 4 and 5 For example the scanner 115 may be located on the side surface 305 of the top housing 501 in FIG 5 or the scanner 115 may be located on the right side surface of the housing 113 117 and 119 in FIG 4 In accordance with the second embodiment the finger print identification system 709 further comprises the first memory device 705 the second memory device 707 and the processor 203 The first memory device 705 stores data representative of the image of the fingerprint 123 The second memory device 707 stores data representative of at least on
15. determining whether the data representative of the image of the fingerprint matches the data repre sentative of the at least one fingerprint wherein the processor places the circuitry in a first mode responsive to the input signal when the data representative of the image of the fingerprint matches the data representative of the at least one fingerprint 3 A cellular telephone according to claim 2 wherein the processor permits the circuitry to operate in the first mode as long as the finger or thumb remains on the scanner 4 A cellular telephone for sending and receiving infor mation such as voice signals the cellular telephone com prising a housing a transmitter carried by the housing the transmitter for modulating and transmitting input information a receiver carried by the housing the receiver for receiv ing and demodulating transmitted information a fingerprint identification security system carried by the housing the fingerprint identification security system to detect authorized and unauthorized use of the cellu lar telephone the fingerprint identification security system including a scanner for scanning a fingerprint of a finger to generate an image of the fingerprint a first memory coupled to the scanner for storing the image of the fingerprint 6 141 436 11 a second memory coupled to the first memory for storing a reference fingerprint and control circuitry coupled to the first memory and the second
16. e circuitry 700 being turned off respectively This alternative will be discussed in further detail with reference to FIG 6 Alternatively the switch 201 is a data switch and the input signal is a data signal In this case the first mode and the second mode further comprise an operational mode of the circuitry 700 being enabled and the operational mode of the circuitry 700 being disabled respectively Preferably the operational mode of the circuitry 700 further comprises an incoming signal responding mode such as answering an incoming telephone call by pressing a SEND key on a cellular telephone Alternatively in this case the operational mode of the circuitry 700 may comprises a customized feature setting mode wherein the person is permitted to change operational features or options of the portable com munication device 100 Note that any of the features of the first embodiment may be used individually or in combination to achieve various mechanical structures electrical structures and methods of operation of the portable communication device 100 In summary of one aspect of the first embodiment the portable communication device 100 comprises the power switch 201 the circuitry 700 and the fingerprint identifica tion system 709 The power switch 201 generates a power on off signal 711 responsive to an actuation force The circuitry 700 is adapted to receive the power on off signal 711 The fingerprint identification system 709
17. e reference fingerprint The processor 203 deter mines whether the data representative of the image of the fingerprint 123 matches the data representative of the at least one reference fingerprint The processor 203 places the circuitry 700 in a first mode responsive to the input signal 711 when the data representative of the image of the fingerprint 123 matches the data representative of the at least one reference fingerprint Preferably the processor 203 permits the circuitry 700 to operate in the first mode as long as the finger 121 or thumb remains on the scanner 115 Preferably the scanner 115 scans the fingerprint to detect an authorized user only once then periodically checks for the presence of the fingerprint without engaging the matching algorithm in the processor 203 Preferably the circuitry 700 includes a transmitter 205 coupled to a microphone transducer 103 and a receiver 207 coupled to an earpiece transducer 101 as shown in FIG 7 The housing 113 117 and 119 is adapted to be held by the hand of the person against a head of the person to permit the person to listen to acoustic signals generated by the earpiece transducer 101 and to generate acoustic signals for input into the microphone transducer 103 while the portable commu nication device 300 400 and 500 is in use When the portable communication device 300 400 and 500 is held in this position the scanner 115 is located in advantageous locations as described hereinabove
18. ear surface of the rear housing 119 and not on the battery housing 113 to avoid the need for connecting the scanner 115 to the circuitry 700 through the battery housing 113 According to a first aspect of the second embodiment the scanner 115 is ergonomically positioned on the side surface 305 of the housing 113 117 and 119 as shown in FIGS 3 and 4 In FIG 3 the scanner 115 is positioned on a left side of the housing 113 117 and 119 to permit the finger of a person s right hand to be positioned on the scanner 115 when the portable communication device 300 is held by the person s right hand during use The design of the housing 113 117 and 119 shown in FIG 3 with the exception of the scanner 115 and the location thereof is shown in U S Pat No Des 384 952 In FIG 4 the scanner 115 is positioned on a right side of the housing 113 117 and 119 to permit the thumb of a person s right hand to be positioned on the scanner 115 when the portable communication device 300 is held by the person s right hand during use Note in FIG 4 that a flap housing 401 is rotatably connected to the housing 117 and 119 to permit the flap housing 401 to rotate between an open position exposing the keypad 107 shown in FIG 4 and a closed position covering the keypad 107 not shown The design of the housing 113 117 and 119 shown in FIG 4 with the exception of the scanner 115 and the location thereof is shown in U S Pat No Des 379 982 Ac
19. ellular telephone comprising circuitry including a transmitter coupled to a microphone transducer and a receiver coupled to an earpiece transducer a housing for carrying the circuitry the housing having a front surface disposed opposite a rear surface and a side surface disposed between the front surface and the rear surface wherein the housing is adapted to be held by a hand having fingers and a thumb of a person against a head of the person to permit the person to listen to acoustic signals generated by the earpiece transducer in signal communication with the front surface and to generate acoustic signals for input into the microphone transducer in signal communication with the front surface while the cellular telephone is in use and a fingerprint identification system including a scanner for scanning an image of a fingerprint of a finger or the thumb of the hand wherein the scanner is ergonomi cally positioned on the housing on any of the rear surface of the housing and the side surface of the housing where the finger or thumb naturally rests on the housing when the person holds the housing while the cellular telephone is in use 2 A cellular telephone according to claim 1 wherein the fingerprint identification system further comprises a first memory device for storing data representative of the image of the fingerprint a second memory device for storing data representative of at least one fingerprint and a processor
20. gerprint 123 does not match the data representative of the at least one fingerprint Details of the first and second modes are dis cussed hereinabove Turning now to FIGS 3 4 and 5 as second embodiment of the present invention is presented FIG 3 illustrates a perspective view of a portable communication device 300 in accordance with a first aspect of a second embodiment the present invention FIG 4 illustrates a perspective view of a portable communication device 400 in accordance with a second aspect of the second embodiment the present inven tion FIG 5 illustrates a perspective view of a portable communication device 500 in accordance with a third aspect of the second embodiment the present invention In accordance with the second embodiment the portable communication device 300 400 or 500 comprises circuitry 700 see FIG 7 a housing 117 and 119 and the fingerprint identification system 709 see FIG 7 The housing 113 117 and 119 carries the circuitry 700 The housing 117 and 119 is adapted to be held by a hand having fingers and a thumb of a person The fingerprint identification system 709 includes the scanner 115 for scanning an image of the fingerprint 123 of the finger 121 or the thumb of the hand The scanner 115 is ergonomically positioned on the housing 113 117 and 119 where the finger 121 or thumb naturally 6 141 436 7 rests on the housing 113 117 and 119 when the person holds the housing 113 117 and 119 wh
21. h Alternatively the switch may be an elastomeric switch integrated with the keypad or a touchscreen pad The elas tomeric switch is preferably implemented as a pushbutton switch as is well known in the art The touchscreen pad is preferably a transparent pad located on top of a scanning surface of the scanner Therefore the touchscreen pad is disposed on top of the scanner as opposed to below or offset to the side of the scanner 115 as discussed hereinabove FIG 2 also shows posts 217 disposed between the scanner and a keypad printed circuit board 213 to prevent excessive force by a finger from damaging the switch 201 The posts 217 are preferably connected to the scanner 115 Alternatively the posts may be connected to the keypad printed circuit board 213 to the switch 201 or be connected to or integrated with a separate piece such as the front housing 117 or an elastomeric keypad of the keypad 107 Preferably the scanner 115 scans the fingerprint 123 at the same time as the switch 201 is actuated by the actuation force exerted by the finger 121 Alternatively the scanning may be performed before or after the actuation of the switch Preferably the scanning and switch actuation to generate the input signal 711 happens in a relatively short period of time such as one to two seconds so that the user perceives the portable communication device 100 as simple and conve nient to use Also shown in FIG 2 are a cross sectional view of t
22. he front housing 117 the rear housing 119 the battery housing 113 the keypad printed circuit board 213 a circuitry printed circuit board 215 the circuitry 700 including a processor 203 a transmitter 205 a receiver 207 and a connector 209 and a battery The switch 201 is preferably mounted on the keypad printed circuit board 213 The processor 203 the transmitter 205 and the receiver 207 are preferably mounted on the circuitry printed circuit board 215 The connector 209 connects the switch 201 on the keypad printed circuit board 213 to the circuitry 700 on the circuitry printed circuit board 215 Alternatively the switch 201 the processor 203 the transmitter 205 and the receiver 207 may be mounted on a single printed circuit board to eliminate one printed circuit board and the connector 209 Referring briefly to FIG 7 the fingerprint identification system 709 further comprises a first memory device 705 a second memory device 707 and the processor 203 also shown in FIG 2 The first memory device 705 stores data 6 141 436 5 representative of the image of the fingerprint 123 The second memory device 707 stores data representative of at least one reference fingerprint The processor 203 deter mines whether the data representative of the image of the fingerprint 123 matches the data representative of the at least one reference fingerprint The processor 203 places the circuitry 700 in a first mode responsive to the input signal
23. ile the portable communi cation device 300 400 or 500 is in use The second embodi ment advantageously permits a person to grab and hold the portable communication device 300 400 or 500 in a natural way and at the same time use the scanner 115 The ergo nomic position of the scanner 115 advantageously saves the person time in operating the portable communication device 300 400 or 500 by placing the scanner 115 in a location that the person can easily reach while holding the portable communication device 300 400 or 500 The ergonomic position of the scanner 115 advantageously also permits the person to use the portable communication device 300 400 or 500 and the scanner 115 carried thereon with one hand thereby permitting the person to use their other hand for other things Preferably the housing 113 117 and 119 has a front surface 301 disposed opposite a rear surface 303 and a side surface 305 disposed between the front surface 301 and the rear surface 303 The front surface 301 typically has a user interface including the earpiece transducer 101 the micro phone transducer 103 the display 105 and the keypad 107 The rear surface 303 of the housing 113 117 and 119 typically encloses the battery 211 see FIG 2 Alternatively the housing 113 117 and 119 may be constructed as a single housing Further the battery may cover only a portion of the rear surface of the battery housing 119 In this case the scanner 115 is located on the r
24. number of keys to generate an electronic lock or an unlock code Outside of the art of portable communication devices such as cellular telephones fingerprint identification sys 10 15 20 25 30 35 45 50 55 60 65 2 tems are known in the art as exemplified by U S Pat Nos 5 473 144 5 493 621 5 546 471 5 426 708 5 465 303 5 467 403 and 5 493 621 and by a fingerprint verifier avail able from VLSI Vision Limited 18805 Cox Avenue Suite 260 Saratoga Calif 95070 USA Fingerprint identification systems typically comprise a fingerprint scanner for scan ning a fingerprint a read only memory ROM lookup table for storing data representative of an authorized user s fingerprint a digital signal processor DSP having an algorithm for comparing the scanned fingerprint with the data representing an authorized user s fingerprint A finger print identification system advantageously provides unique personal user identification However fingerprint identifi cation system have not been applied to portable communi cation devices Accordingly there is a need for a portable communication device having a fingerprint identification system BRIEF DESCRIPTION OF THE DRAWINGS FIG 1 illustrates a perspective view of a portable com munication device in accordance with a first embodiment the present invention FIG 2 illustrates a cross sectional view of a portion of a portable communication device of FIG
25. sed security and fraud prevention and detection for the portable communication device 100 300 400 and 500 The data received by the remote site 715 would be kept in a memory which would be periodically overwritten by unauthorized fingerprint data sent from the portable communication device 100 300 400 and 500 Preferably the memory at the remote site 715 would hold five to 10 unauthorized indi vidual fingerprint data and locations of the device which are date stamped according to the date they were received Then if a person s device is stolen the person reports the date that the device was stolen to the communication system provider The provider would retrieve the unauthorized individual fingerprint data and locations of the device from the date the device was reported stolen This data could then be used by a law enforcement agency to find the person who allegedly took the device without the authorized person s permission FIG 7 illustrates an electrical block diagram a portable communication device in accordance with the first the second and the third embodiments the present invention FIG 7 generally includes the earpiece transducer 101 the microphone transducer 103 the display the keypad 107 the antenna 109 the volume switch 111 the processor 203 the transmitter 205 the receiver 207 a frequency synthesizer 701 a duplex filter 703 the switch 201 the connector 209 the battery 211 and the fingerprint identification s
26. sent on the scanner 115 If not the flow returns to block 603 to check again If a fingerprint is present on the scanner 115 the flow continues to block 605 wherein the scanner 115 scans an image of the fingerprint 123 The flow continues to block 607 wherein 6 141 436 9 data representing the image of the scanned fingerprint 123 is stored in a first memory device 705 The flow continues to block 609 wherein the processor determines whether or not the data representing the image of the scanned fingerprint 123 matches data representing an image of at least one reference fingerprint stored in a second memory device 707 If the determination at block 609 is positive then the flow continues to block 611 wherein the circuitry 700 is enabled to permit normal operation of the portable communication device 100 300 400 and 500 If the determination at block 609 is negative then the flow continues to block 613 wherein the transmitter 205 is turned on by the processor 203 The flow continues to block 615 wherein the data representing the image of the scanned fingerprint 123 and the location of the portable communication device 100 300 400 and 500 in the communication system is transmitted to a remote site 715 such as a cellular base station The flow continues to block 617 wherein the processor 203 turns the transmitter 205 off responsive to the transmission The flow ends at block 619 The third embodiment advantageously provides increa
27. volume switch 111 a battery housing 113 a fingerprint identification system 709 see FIG 7 including a scanner 115 a front housing 117 and a rear housing 119 The design of portable communication device 100 including all of the elements mentioned hereinabove with the exception of the fingerprint identification system 709 including a scanner 115 is well known in the art and is shown in U S Pat No Des 384 952 The circuitry for the portable communication device 100 will be discussed herein below with reference to FIG 7 The portable communication device 100 advantageously uses the fingerprint identification system 709 including the scanner 115 as a substitute for the combination key press 6 141 436 3 sequence of the prior art to generate a lock code and or an unlock code for the portable communication device 100 The fingerprint identification system advantageously provides unique personal identification characteristic of a person s fingerprint whereas the combination key press sequence of the prior art provides a unique key press sequence Disad vantages of the combination key press sequence of the prior art to generate a lock code and or an unlock code include the electronic unlock and lock code may be used by someone other than the authorized user if the electronic unlock and lock code is known to the unauthorized user needing to press the predetermined number of keys needing to remem ber the electronic unlock and lock
28. y also be a selective call receiver such as a pager a personal notebook a personal computer a personal organizer a data terminal a two way radio an internet access device an email access device or the like The fingerprint identification system 709 alone is well known in the art as is taught by U S Pat Nos 5 473 144 5 493 621 5 546 471 5 426 708 5 465 303 5 467 403 and 5 493 621 and by a fingerprint verifier available from VLSI Vision Limited 18805 Cox Avenue Suite 260 Saratoga Calif 95070 USA The fingerprint identification system typically comprise a fingerprint scanner 115 for scanning a fingerprint a read only memory ROM lookup table for storing data representative of an authorized user s fingerprint a digital signal processor DSP having an algorithm for comparing the scanned fingerprint with the data representing an authorized user s fingerprint These elements will be discussed in further detail with reference to FIG 7 hereinbelow In the first embodiment a portable communication device 100 comprises a switch 201 see FIG 2 circuitry 700 see FIG 7 and a fingerprint identification system 709 The switch 201 generates an input signal 711 responsive to an actuation force The circuitry 700 is adapted to receive the input signal 711 The fingerprint identification system 709 includes the scanner 115 for scanning a fingerprint 123 of a finger 121 to generate an image of the fingerprint 123 The scanner 1
29. ystem 709 including the first memory device 705 the scanner 115 the second memory device 707 and the processor 203 With the exception of the fingerprint identification system 709 the earpiece transducer 101 the microphone transducer 103 the display the keypad 107 the antenna 109 the volume switch 111 the processor 203 the transmitter 205 the receiver 207 the frequency synthesizer 701 the duplex filter 703 the switch 201 the connector 209 and the battery 211 operate in a portable communication device such as a cellular telephone as is well known in the art Further only the fingerprint identification system 709 including the first memory device 705 the scanner 115 the second memory device 707 and the processor 203 operate as is well known in the art of fingerprint identification systems outside the portable communication device art The three embodiments discussed hereinabove describe unique combinations between the portable communication device and the finger print identification system 709 to provide advantages not present in either the portable communication device or the fingerprint identification system 709 alone 10 15 20 25 30 40 45 50 55 60 65 10 Note that any of the features of the first the second and the third embodiments may be combined in whole or in part to produce various mechanical structures electrical struc tures and or method of operation What is claimed is 1 A c
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