Patent application number | Description | Published |
20090003664 | FINGER SENSING WITH ENHANCED MOUNTING AND ASSOCIATED METHODS - A finger sensor may include a finger sensing integrated circuit (IC) having a finger sensing area, an IC carrier having a cavity receiving the finger sensing IC therein and having at least one beveled upper edge, and a frame surrounding at least a portion of an upper perimeter of the IC carrier and having at least one inclined surface corresponding to the at least one beveled upper edge of the IC carrier. The finger sensor may also include a biasing member for biasing the IC carrier into alignment within the frame. The biasing member may include at least one resilient body for biasing the IC carrier upward within the frame. In other embodiments, the finger sensor may include an IC carrier having a cavity receiving the finger sensing IC therein and having at least one laterally extending projection. The frame may surround at least a portion of an upper perimeter of the IC carrier and have at least one shoulder cooperating with the at least one laterally extending projection of the IC carrier to define at least one upward stop. | 01-01-2009 |
20090067687 | FINGER SENSING APPARATUS USING IMAGE WATERMARKING AND ASSOCIATED METHODS - A finger sensing device may include an integrated circuit (IC) substrate, an array of finger sensing elements on the IC substrate, and image watermark circuitry on the IC substrate and cooperating with the array of finger sensing elements for generating finger image data with an image watermark embedded therein. The finger sensing apparatus may also include match circuitry on the IC substrate for performing finger matching based at least upon the image watermark. The array of finger sensing elements may include an array of finger sensing pixels. The image watermark circuitry may distort values from the array of finger sensing pixels to generate the finger image data with the image watermark embedded therein. The watermark circuitry may distort position values from the array of finger sensing pixels. | 03-12-2009 |
20100320553 | ILLUMINATED FINGER SENSOR ASSEMBLY AND RELATED METHODS - A finger sensor assembly may include a circuit board and an integrated circuit (IC) finger sensor grid array package including a grid array on a lower end thereof mounted to the circuit board, and a finger sensing area on an upper end thereof. The finger sensor assembly may further include at least one visible light source carried by the circuit board and a visible light guide optically coupled to the at least one visible light source. The at least one visible light source may at least partially laterally surround the upper end of the IC finger sensor grid array package to provide visual light indications. The IC finger sensor grid array package may also include circuitry for controlling the at least one visible light source. | 12-23-2010 |
20100321158 | FINGER SENSOR HAVING REMOTE WEB BASED NOTIFICATIONS - An electronic device may include a housing and a finger biometric sensing area exposed on the housing. The electronic device may also include an optical indicator at least partially surrounding the finger biometric sensing area and exposed on the housing. The electronic device may also include a controller for performing at least one function based upon the finger biometric sensing area, and activating the optical indicator based upon communications with a remote web site. | 12-23-2010 |
20110032077 | FINGER BIOMETRIC SENSOR INCLUDING LATERALLY ADJACENT PIEZOELECTRIC TRANSDUCER LAYER AND ASSOCIATED METHODS - A finger biometric sensor may include a finger biometric sensing layer having an upper major surface and at least one sidewall surface adjacent thereto. The finger biometric layer may be for generating signals related to at least one biometric characteristic of the user's finger when positioned adjacent the first major surface. The finger biometric sensor may also include a piezoelectric transducer layer coupled to the at least one sidewall surface of the finger biometric sensing layer and a plurality of electrically conductive layers coupled to the piezoelectric transducer layer to define transducer electrodes. At least one of the electrically conductive layers may also cooperate with the finger biometric sensing layer for sensing the at least one biometric characteristic. | 02-10-2011 |
20110090049 | FINGER BIOMETRIC SENSOR INCLUDING LATERALLY ADJACENT PIEZOELECTRIC TRANSDUCER LAYER AND ASSOCIATED METHODS - A finger biometric sensor may include a finger biometric sensing layer having an upper major surface and at least one sidewall surface adjacent thereto. The finger biometric layer may be for generating signals related to at least one biometric characteristic of the user's finger when positioned adjacent the first major surface. The finger biometric sensor may also include a piezoelectric transducer layer coupled to the at least one sidewall surface of the finger biometric sensing layer and a plurality of electrically conductive layers coupled to the piezoelectric transducer layer to define transducer electrodes. At least one of the electrically conductive layers may also cooperate with the finger biometric sensing layer for sensing the at least one biometric characteristic. | 04-21-2011 |
20120085822 | FINGER SENSING DEVICE INCLUDING DIFFERENTIAL MEASUREMENT CIRCUITRY AND RELATED METHODS - A finger sensing device may include an array of finger sensing pixels to receive a user's finger adjacent thereto. Each finger sensing pixel may include a finger sensing electrode. The finger sensing device may include a finger drive electrode configured to couple a drive signal through the user's finger to the array of finger sensing pixels. The finger sensing device may also include differential pixel measurement circuitry coupled to the array of finger sensing pixels and configured to generate a plurality of interpixel difference measurements for adjacent pairs of the finger sensing pixels. | 04-12-2012 |
20130181949 | FINGER SENSOR HAVING PIXEL SENSING CIRCUITRY FOR COUPLING ELECTRODES AND PIXEL SENSING TRACES AND RELATED METHODS - A finger sensor may include pixels, pixel sensing traces each associated with a respective pixel, and electrodes overlying the pixel sensing traces. The finger sensor may also include pixel sensing circuitry coupled to the pixel sensing traces and the electrodes. The pixel sensing circuitry may be capable of operating in a measurement mode by operating the pixels so that at least some of the pixels are active, and at least some other of the pixels are inactive and coupling pixel sensing traces associated with the inactive pixels to a voltage reference. The pixel sensing circuitry may also be capable of operating in the measurement mode by coupling electrodes associated with the active pixels to the voltage reference and coupling electrodes associated with the inactive pixels to a drive signal. | 07-18-2013 |
20140021946 | FINGER BIOMETRIC SENSOR INCLUDING MAGNETIC FIELD FINGER BIOMETRIC SENSING PIXELS AND RELATED METHODS - A finger biometric sensor may include a substrate and an array of magnetic field finger biometric sensing pixels carried by the substrate. The finger biometric sensor may also include processing circuitry coupled to the array of magnetic field finger biometric sensing pixels and capable of generating a magnetic field extending into a finger positioned adjacent the array of magnetic field finger biometric sensing pixels to cause eddy currents in the finger. The processing circuitry may also be capable of sensing a counter magnetic field caused by the eddy currents representative of at least one finger biometric characteristic. | 01-23-2014 |
20140105469 | FINGER BIOMETRIC SENSOR INCLUDING LATERALLY ADJACENT PIEZOELECTRIC TRANSDUCER LAYER AND ASSOCIATED METHODS - A finger biometric sensor may include a finger biometric sensing layer having an upper major surface and at least one sidewall surface adjacent thereto. The finger biometric layer may be for generating signals related to at least one biometric characteristic of the user's finger when positioned adjacent the first major surface. The finger biometric sensor may also include a piezoelectric transducer layer coupled to the at least one sidewall surface of the finger biometric sensing layer and a plurality of electrically conductive layers coupled to the piezoelectric transducer layer to define transducer electrodes. At least one of the electrically conductive layers may also cooperate with the finger biometric sensing layer for sensing the at least one biometric characteristic. | 04-17-2014 |
20140171158 | BIOMETRIC FINGER SENSOR INCLUDING ARRAY SHIELDING ELECTRODE AND RELATED METHODS - A biometric finger sensor may include an array of biometric finger sensing pixels and an array shielding electrode outside the array of biometric finger sensing pixels. The biometric finger sensor may further include a finger drive electrode outside the array shielding electrode. Finger drive circuitry may generate a finger drive signal for the finger drive electrode and generate a compensating finger drive signal for the shielding electrode. | 06-19-2014 |
20150042595 | ELECTRONIC DEVICE INCLUDING BLURRED FINGER IMAGE DEBLURRING CIRCUITRY AND RELATED METHODS - An electronic device may include a finger biometric sensor that may include an array of electric field sensing pixels and image data output circuitry coupled thereto. The electronic device may also include a dielectric layer over the array of electric field sensing pixels and causing electric field diffusion so that the image data output circuitry generates image data corresponding to a blurred finger image. The electronic device may also include deblurring circuitry coupled to the image data output circuitry and capable of processing the image data to produce processed image data representative of a deblurred finger image. | 02-12-2015 |
20150043791 | ELECTRONIC DEVICE INCLUDING SUB-ARRAY BASED DEBLURRING OF A BLURRED FINGER IMAGE AND RELATED METHODS - An electronic device may include a finger biometric sensor that includes an array of electric field sensing pixels and image data output circuitry coupled thereto and capable of processing the image data from each of sub-arrays of the array of electric field sensing pixels. The electronic device may also include a dielectric layer over the array of electric field sensing pixels and causing electric field diffusion so that the image data output circuitry generates image data corresponding to a blurred finger image. The electronic device also includes deblurring circuitry coupled to the image data output circuitry and capable of processing the image data from each of the plurality of sub-arrays of the array of electric field sensing pixels to produce processed image data representative of a deblurred finger image. | 02-12-2015 |