SYSTEM AND METHOD FOR FINITE ELEMENT IMAGING SENSOR DEVICES
Granted: May 15, 2014
Application Number:
20140132552
A processing system includes a transmitter module, a receiver module, and a determination module. The transmitter module is configured to drive a first contact, a second contact, and a third contact of a first transmitter electrode, wherein the first contact is disposed between the second contact and the third contact. This produces a first voltage gradient between the first contact and the second contact, and produces a second voltage gradient between the first contact and the third…
CAPACITIVE SENSOR DEVICE
Granted: May 15, 2014
Application Number:
20140132287
A processing system for a capacitive sensor device comprises circuitry and logic; and the capacitive sensor device comprises a first plurality of sensor electrodes and a second plurality of sensor electrodes. The processing system is configured to acquire a first plurality of capacitive measurements by emitting and receiving first electrical signals with the first plurality of sensor electrodes of the capacitive sensor device. The processing system is also configured to select a first…
USER INTERFACE SYSTEMS AND METHODS FOR MANAGING MULTIPLE REGIONS
Granted: May 8, 2014
Application Number:
20140125598
A user interface system includes a plane registration module configured to identify a first plane within an environment, and a gesture and posture recognition (GPR) module configured to observe a first allocation gesture, a second allocation gesture, a first modal gesture, a second modal gesture, and a third modal gesture within the environment. A region definition module is configured to determine a first region comprising a first portion of the first plane based on the first allocation…
FINGERPRINT SENSOR AND BUTTON COMBINATIONS AND METHODS OF MAKING SAME
Granted: April 17, 2014
Application Number:
20140103943
It will be understood by those skilled in the art that there is disclosed in the present application a biometric sensor that may comprise a plurality of a first type of signal traces formed on a first surface of a first layer of a multi-layer laminate package; at least one trace of a second type, formed on a second surface of the first layer or on a first surface of a second layer of the multi-layer laminate package; and connection vias in at least the first layer electrically connecting…
REDUCING ION-MIGRATION AND CORROSION IN ELECTRODES
Granted: April 3, 2014
Application Number:
20140092051
Embodiments of the present invention generally provide a processing system for an input device including a sensor module having sensor circuitry. The sensor module may be coupled to transmitter electrodes, receiver electrodes, and a shield electrode. The sensor module may be configured for transmitting transmitter signals with the transmitter electrodes, receiving resulting signals with the receiver electrodes, and transitioning the shield electrode from a first voltage to a second…
SYSTEM AND METHOD FOR LOW POWER INPUT OBJECT DETECTION AND INTERACTION
Granted: April 3, 2014
Application Number:
20140092031
In a method of operating a touch screen, an object interaction is detected with the touch screen while in a first doze mode. It is determined if a detected object interaction with the touch screen is a valid input object interaction with the touch screen. In response to determining the object interaction is a valid input object interaction, the touch screen is transitioned from the first doze mode to a gesture recognition mode. The touch screen is transitioned from the gesture…
SYSTEMS AND METHODS FOR DECOUPLING IMAGE GENERATION RATE FROM REPORTING RATE IN CAPACITIVE SENSING
Granted: March 27, 2014
Application Number:
20140085249
The embodiments described herein provide devices and methods that facilitate improved input device resistance to the effects of errors that may be caused by the motion of detected objects on such input devices, and in particular, to the effect of blurring and/or fragmenting. The devices and methods provide improved resistance to the effects of such errors by decoupling the image generating interval from the reporting interval. Specifically, the devices and methods enable the…
CONCURRENT INPUT SENSING AND DISPLAY UPDATING
Granted: March 20, 2014
Application Number:
20140078097
Embodiments of the present invention generally provide a processing system for a display device integrated with a capacitive sensing device. The processing system includes a driver module having driver circuitry and coupled to a sub-pixel with a first source line and a first common electrode. The driver module is configured to simultaneously update the sub-pixel by driving the first source line with a first voltage, and drive the first common electrode for capacitive sensing by…
ROUTING TRACE COMPENSATION
Granted: March 13, 2014
Application Number:
20140070875
A capacitive input device includes first and second pluralities of sensor electrodes disposed in a first region of a substrate. The first and second pluralities of sensor electrodes are substantially orthogonal to one another. The first region is configured to overlap a display screen. At least one routing trace is disposed in a second region of the substrate and is ohmically coupled to a sensor electrode of one of the first and second pluralities of sensor electrodes and also to a…
SYSTEMS AND METHODS FOR REDUCING EFFECTS OF INTERFERENCE IN INPUT DEVICES
Granted: March 6, 2014
Application Number:
20140062938
The embodiments described herein provide devices and methods that facilitate improved input device performance. Specifically, the devices and methods provide improved resistance to the effect of interference on input devices, and in particular, to the effect of unison noise on proximity sensors that use capacitive techniques to generate images of sensor values. The devices and methods provide improved resistance to the effects of interface by using images of sensor values and one or more…
METHOD AND APPARATUS FOR IMPROVED INPUT SENSING USING A DISPLAY PROCESSOR REFERENCE SIGNAL
Granted: March 6, 2014
Application Number:
20140062937
Embodiments of the invention generally provide a method and apparatus that is configured to reduce the effects of interference that is undesirably provided to a transmitter signal that is delivered from a transmitter signal generating device to a sensor processor to determine if an input object is disposed within a touch sensing region of a touch sensing device. In one embodiment, the sensor processor includes a receiver channel that has circuitry that is configured to separately receive…
METHOD FOR DRIVING TOUCH SENSOR TO ACHIEVE FASTER SENSOR SETTLING
Granted: February 20, 2014
Application Number:
20140049509
A method and system for driving capacitive pixels in a touch sensor device using a multi-level drive scheme. The drive scheme includes driving a transmitter electrode with a boosted voltage for a first period, and driving the transmitter electrode with a second voltage for a second period. The multi-level transmitter signal is determined based on different settling responses associated with the capacitive pixels of the touch sensor device.
SYSTEM AND METHOD FOR INTERFERENCE AVOIDANCE FOR A DISPLAY DEVICE COMPRISING AN INTEGRATED SENSING DEVICE
Granted: February 20, 2014
Application Number:
20140049507
Embodiments of the invention generally provide an input device with display screens that periodically update (refresh) the screen by selectively driving electrodes corresponding to pixels in a display line. In addition to updating the display, the input device may perform capacitive sensing using the display screen as a touch area. To do this, the input device uses common electrodes for both updating the display and performing capacitive sensing, and interleaves periods of capacitive…
OPERATING A TOUCH SCREEN CONTROL SYSTEM ACCORDING TO A PLURALITY OF RULE SETS
Granted: February 6, 2014
Application Number:
20140035857
A touch screen control system comprising a memory and control circuitry is configured to communicate with a host processing system. The control circuitry comprises a blended image generator and a display screen updater, and operates a touch sensor for detecting user input in a sensing region of the touch sensor. The sensing region overlaps a display screen. In response to detection of user input in the sensing region, the blended image generator autonomously generates a blended image by…
TOUCHSURFACE ASSEMBLY WITH LEVEL AND PLANAR TRANSLATIONAL RESPONSIVENESS VIA A BUCKLING ELASTIC COMPONENT
Granted: February 6, 2014
Application Number:
20140034470
Methods and apparatus for a touchsurface assembly such as a key assembly are described. The touchsurface assembly includes a keycap, a base and an elastic component coupled to the keycap and the base. The elastic component supports the keycap away from the base in an unpressed position, and directionally buckles during movement of the keycap toward a pressed position responsive to a press force. The press force moves the keycap in a press direction toward the pressed position, and the…
TOUCHSURFACE ASSEMBLY WITH DEFLECTABLE SPRING MECHANISM
Granted: February 6, 2014
Application Number:
20140034469
A touchsurface assembly comprises a base, a pressable touchsurface, and a deflectable spring. The pressable touchsurface is configured to move between an unpressed position and a pressed position relative to the base. The deflectable spring comprises a fixed portion and a contact portion. The contact portion is configured to contact a spring guiding profile. As the touchsurface moves from the unpressed position to the pressed position, the contact portion physically interacts with…
TOUCHSURFACE ASSEMBLIES WITH LINKAGES
Granted: February 6, 2014
Application Number:
20140034468
A key assembly in accordance with embodiments of the invention comprises a base, a keycap, a biasing mechanism, a first linkage, and a second linkage. The keycap is spaced from the base along a press direction and configured to move between an unpressed position and a pressed position relative to the base. The unpressed and pressed positions are separated by a first amount in the press direction and a second amount in a lateral direction orthogonal to the press direction. The first…
CAPACITIVE SENSING DEVICE
Granted: January 16, 2014
Application Number:
20140015751
A device and method include an enclosure having a top layer with an external touch surface and an oppositely disposed back surface, a flexible substrate including a first portion affixed to the back surface, a second portion separate from the first portion, and an intermediate portion between the first second portions. An array of capacitive sensors is configured to sense objects proximate the external surface. A processor mounted to the second portion is configured to obtain signals…
SINGLE INTEGRATED CIRCUIT CONFIGURED TO OPERATE BOTH A CAPACITIVE PROXIMITY SENSOR DEVICE AND A RESISTIVE POINTING STICK
Granted: January 16, 2014
Application Number:
20140015746
A single integrated circuit for operating both a capacitive proximity sensor device and a resistive pointing stick comprises sensor circuitry to drive a first varying voltage signal onto a transmitter electrode of the capacitive proximity sensor device. The sensor circuitry is also configured to drive a second varying voltage signal onto a voltage divider of the pointing stick and a third varying voltage signal onto the voltage divider of the pointing stick. The sensor circuitry is…
FORCE ENHANCED INPUT DEVICE
Granted: January 2, 2014
Application Number:
20140002113
Methods and devices are described for operating an input device for an electronic system which includes a housing. The input device includes an input surface and a first substrate having a first plurality of sensor electrodes configured to sense input objects proximate the input surface, and a pair of force sensing electrodes on the bottom of the first substrate. The input device includes a second substrate having a planar spring plate including a perimeter region surrounding an interior…
