|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||H04M-001/68 G06K-009/20 G07D-007/00|
|미국특허분류(USC)||45/5411 ; 38/212.4 ; 38/211.5 ; 34/082.534 ; 37/909.303|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 284 인용 특허 : 44|
A portable telecommunication device includes a radio transceiver within a portable housing, a fingerprint sensor carried by the housing, and an authorizing feature for permitting use of the radio transceiver based upon the fingerprint sensor sensing a fingerprint of an authorized user. The authorizing may be performed locally or based upon a remote authorization signal. The portable telecommunication device may be cellular telephone. Accordingly, unauthorized users may not be permitted to use the cellular telephone and accumulate charges without the owne...
[ That which is claimed is:] [1.] A portable telecommunication device having enhanced security and comprising:a portable housing;a radio transceiver within said housing;an integrated circuit fingerprint sensor carried by said housing, said integrated fingerprint sensor comprisinga substrate,at least one electrically conductive layer adjacent said substrate and comprising portions defining an array of electric field sensing electrodes; anda z-axis anisotropic dielectric layer adjacent said at least one electrically conductive layer and opposite said subst...