Patent application number | Description | Published |
20100020036 | PORTABLE ELECTRONIC DEVICE AND METHOD OF CONTROLLING SAME - A method includes displaying an image of a key on a touch-sensitive display and detecting a touch on the touch-sensitive display at a first location. When the first location is located in a predetermined area related the key, tactile feedback is provided that simulates a characteristic of a physical key. The touch-sensitive display may be part of a portable electronic device. | 01-28-2010 |
20100110018 | PORTABLE ELECTRONIC DEVICE INCLUDING TOUCH-SENSITIVE INPUT DEVICE AND METHOD OF CONTROLLING SAME - A touch-sensitive input unit includes a base, a touch-sensitive input surface for detecting a touch event thereon, the touch-sensitive input surface connected to and moveable relative to the base, and an actuating arrangement including an elastically deformable substrate between the touch-sensitive input surface and the base, and a piezoelectric patch transducer fixed to the substrate for controlling a bending force on the substrate to control a force on the touch-sensitive input surface by modulating a charge at the patch transducer. | 05-06-2010 |
20100156814 | PORTABLE ELECTRONIC DEVICE INCLUDING TACTILE TOUCH-SENSITIVE INPUT DEVICE AND METHOD OF CONTROLLING SAME - A method of controlling an electronic device having a touch-sensitive input surface includes monitoring the touch-sensitive input surface of a touch event thereon, and modulating a force on the touch-sensitive input surface for causing a first movement of the touch-sensitive input surface relative to a base of the electronic device in response to detection of a touch event on the touch-sensitive input surface. The force is applied by at least one actuator in a single direction on the touch-sensitive input surface. | 06-24-2010 |
20100319434 | PORTABLE ELECTRONIC DEVICE AND METHOD OF MEASURING DROP IMPACT AT THE PORTABLE ELECTRONIC DEVICE - A method of measuring drop impact at an electronic device includes detecting a fall based on signals from drop detection sensor of the electronic device, receiving an output from a piezoelectric sensor in response to detecting the fall, and storing drop data based on the output from the piezoelectric sensor in a memory at the electronic device. | 12-23-2010 |
20100328229 | METHOD AND APPARATUS FOR PROVIDING TACTILE FEEDBACK - Methods and apparatus for providing tactile feedback to a touch-sensitive display comprising detecting a touch on the touch-sensitive display and providing tactile feedback by one or more actuators in response to the touch, wherein tactile feedback is substantially the same regardless of a location of the touch. Tactile feedback may optionally be based on the location of the touch relative to the location of the actuators and may also optionally be based on the force of the touch. | 12-30-2010 |
20100328242 | PIEZOELECTRIC ASSEMBLY - A piezoelectric assembly and portable electronic device having a piezoelectric assembly are described. The piezoelectric assembly comprises a first electrode for electrical communication to a current or voltage source, a second electrode for electrical communication to a reference source, a piezoelectric material in electrical communication with each one of the first and second electrodes and between the first and second electrodes, a signal electrical connector in electrical communication with the first electrode and configured to be connected to the current or voltage source, and a reference electrical connector in electrical communication with the second electrode and configured to be connected to the reference source so as to provide electrical communication between the second electrode and the reference source. | 12-30-2010 |
20120029841 | PORTABLE ELECTRONIC DEVICE AND METHOD OF MEASURING DROP IMPACT AT THE PORTABLE ELECTRONIC DEVICE - A method of measuring drop impact at an electronic device includes detecting a fall based on signals from drop detection sensor of the electronic device, receiving an output from a piezoelectric sensor in response to detecting the fall, and storing drop data based on the output from the piezoelectric sensor in a memory at the electronic device. | 02-02-2012 |
20120218193 | PATTERNED ACTIVATION OF PIEZOELECTRIC ACTUATORS - An electronic device comprises piezoelectric actuators. Piezoelectric actuators are arranged in patterns within electronic device. Piezoelectric actuators are actuated in sub-patterns. Sub-patterns include Braille alphabet and Morse code. Piezoelectric actuators closest to touch input on a device can be actuated. Piezoelectric actuators can be actuated in sub-patterns corresponding to input received from environment such as caller identification codes or email codes. | 08-30-2012 |
Patent application number | Description | Published |
20100156245 | COATING FOR ACTUATOR AND METHOD OF APPLYING COATING - A method includes applying a lip, comprised of a first material, along at least a portion of an actuator of an electronic device, and applying a coating, comprised of an elastic material, to cover a part of the actuator, the coating disposed to facilitate actuation of the actuator. | 06-24-2010 |
20100156844 | PORTABLE ELECTRONIC DEVICE AND METHOD OF CONTROL - A portable electronic device includes a touch-sensitive display and a piezoelectric actuator disposed and preloaded on a support and arranged to provide tactile feedback to the touch-sensitive display in response to an actuation signal. The touch-sensitive display may be biased toward the piezoelectric actuator to preload the piezoelectric actuator. | 06-24-2010 |
20110080347 | PIEZOELECTRIC ASSEMBLY - A piezoelectric assembly is provided, including an electrode assembly, a signal electrical connector, and a reference electrical connector. The electrode assembly includes a first electrode, a second electrode, and a piezoelectric material. The signal electrical connector is in electrical communication with the first electrode and configured to be connected to the current or voltage source so as to provide electrical communication with a current or voltage source. The reference electrical connector is in electrical communication with the second electrode and configured to be connected to the reference source so as to provide electrical communication with a reference source. One of the signal electrical connector and the reference electrical connector includes a metal shim for supporting the electrode assembly. A flexible printed circuit board is provided including a trace. An interconnecting structure effects electrical communication between the trace and the metal shim. The interconnecting structure is disposed within a passage provided between a first side surface and an opposite second side surface of the flexible printed circuit board, and extends through the first side surface to provide a coupling structure coupled to the metal shim at a coupling structure surface interface, and also extends through the second side surface to provide a retainer disposed in opposition to the first side surface to provide a retainer disposed in opposition to the first side surface. | 04-07-2011 |
20110134059 | PIEZOELECTRIC ASSEMBLY - A piezoelectric assembly is described. In accordance with one embodiment, there is provided a piezoelectric assembly comprising: an electrode assembly; a signal electrical connector electrically connected to the electrode assembly; a reference electrical connector electrically connected to the electrode assembly; and a spacer positioned about a perimeter of the electrode assembly and disposed between the signal electrical connector and the reference electrical connector such that no electrical communication is provided between the signal electrical connector and the reference electrical connector through the spacer; wherein a humidity barrier space is defined between the signal electrical connector, the reference electrical connector and the spacer, and wherein the electrode assembly is disposed in the humidity barrier space. | 06-09-2011 |
20110148608 | PORTABLE ELECTRONIC DEVICE AND METHOD OF CONTROL - A method includes generating an actuation signal for tactile feedback, wherein the tactile feedback comprises a ramp-up segment that comprises at least one ramp-up characteristic that changes during the ramp-up segment and providing tactile feedback to a display in response to the actuation signal. | 06-23-2011 |
20110248929 | ELECTRONIC DEVICE AND METHOD OF CONTROLLING SAME - A method includes detecting a touch at a touch location on a touch-sensitive display, identifying a delay associated with the touch location, and when a force value related to the touch meets a first threshold value, providing a first tactile feedback after waiting the delay. | 10-13-2011 |
20110248931 | TACTILE FEEDBACK FOR TOUCH-SENSITIVE DISPLAY - An electronic device includes a touch-sensitive display, an actuator configured to impart a force on the touch-sensitive display to provide tactile feedback, and a controller configured to detect a touch based on input from the touch-sensitive display and to initiate the tactile feedback by the actuator. | 10-13-2011 |
20110279380 | METHOD OF PROVIDING TACTILE FEEDBACK AND ELECTRONIC DEVICE - A method includes detecting, at a first time, a first touch associated with a first touch value that meets one of a first touch threshold and a second touch threshold, detecting, at a second time, a second touch associated with a second touch value that meets one of the first touch threshold and the second touch threshold, providing first tactile feedback at the first time, and providing second tactile feedback at the second time when the time period between the first time and the second time meets a time threshold. | 11-17-2011 |
20110279381 | METHOD OF PROVIDING TACTILE FEEDBACK AND ELECTRONIC DEVICE - A method includes detecting a touch on a touch-sensitive display, determining when a touch value associated with the touch meets a first touch threshold, determining a first period of time between detecting the touch and when the touch value meets the first touch threshold, and providing a first tactile feedback when the first period of time is meets a first time threshold. | 11-17-2011 |