Patents Assigned to Cypress Semiconductor
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Patent number: 8537121Abstract: A method and apparatus is disclosed herein for providing a touch-sensor device. In one embodiment, the method includes receiving data indicative of movement of a conductive object on a first area of a touch-sensor device. The method further includes detecting data indicative of a presence of the conductive object in one of a plurality of one dimensional positions on a second area of the touch-sensor device, the second area being different than the first area, and determining in which one of the plurality of one dimensional positions is the presence detected.Type: GrantFiled: May 26, 2006Date of Patent: September 17, 2013Assignee: Cypress Semiconductor CorporationInventor: Jiang XiaoPing
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Patent number: 8537119Abstract: Devices including an audio mechanism and a processing device coupled to display on-screen buttons on a touch-screen display are described. The processing device is configured to detect a conductive object proximate to the touch-screen display and to determine a position of the conductive object on the touch-screen display. The processing device is configured to provide different sounds via the audio mechanism for different ones of the on-screen buttons when the position of the conductive object is determined within the different on-screen buttons to allow detection of a reference location on the touch-screen display.Type: GrantFiled: February 21, 2012Date of Patent: September 17, 2013Assignee: Cypress Semiconductor CorporationInventors: Edward L. Grivna, David G. Wright, Ronald H. Sartore
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Patent number: 8539398Abstract: A processing device programming system automatically provides a user interface comprising a selectable list of one or more processing devices based on a system level solution, automatically generates an embedded programmable system solution from the system level solution and a processing device selected from the selectable list of one or more processing devices, and automatically programs the processing device according to the embedded programmable system solution.Type: GrantFiled: May 27, 2010Date of Patent: September 17, 2013Assignee: Cypress Semiconductor CorporationInventors: John McDonald, Jon Pearson, Kenneth Ogami, Doug Anderson
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Patent number: 8536640Abstract: A nonvolatile charge trap memory device with deuterium passivation of charge traps and method of manufacture. Deuterated gate layer, deuterated gate cap layer and deuterated spacers are employed in various combinations to encapsulate the device with deuterium sources proximate to the interfaces within the gate stack and on the surface of the gate stack where traps may be present.Type: GrantFiled: September 26, 2007Date of Patent: September 17, 2013Assignee: Cypress Semiconductor CorporationInventors: Krishnaswamy Ramkumar, Fredrick B. Jenne, William W. Koutny
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Patent number: 8537107Abstract: An apparatus and method for discrimination of activation of multiple buttons are described. To discriminate among the activations, a processing device detects multiple activated touch-sensor buttons on a touch-sensor array. The processing device determines a difference value corresponding to a difference between activation signal values for each of the activated touch-sensor buttons and compares the difference value to a difference threshold. If the difference value is above the difference threshold, the processing device determines which of the activated touch-sensor buttons has a greater activation signal value and triggers an operation associated with that touch-sensor button.Type: GrantFiled: February 7, 2012Date of Patent: September 17, 2013Assignee: Cypress Semiconductor CorporationInventor: Guanghai Li
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Patent number: 8534555Abstract: An apparatus includes a reconfigurable stripe reader configured to receive read head signals corresponding to states on a magnetic stripe. The reconfigurable stripe reader can have a first configuration with a first routing of the read head signals to detect an initiation of a swipe of the magnetic stripe from the read head signals. The reconfigurable stripe reader can have a second configuration with a second routing of the read head signals to read data stored on the magnetic stripe from the read head signals during the swipe of the magnetic stripe.Type: GrantFiled: December 20, 2012Date of Patent: September 17, 2013Assignee: Cypress Semiconductor CorporationInventors: Dan Sweet, Triton Hurd
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Patent number: 8536902Abstract: A capacitance to frequency converter includes a switching capacitor circuit, a charge dissipation circuit, a comparator, and a signal generator. The switching capacitor circuit charges a sensing capacitor and transfers charge from the sensing capacitor to a circuit node of the charge dissipation circuit. The comparator is coupled to the charge dissipation circuit to compare a potential at the circuit node to a reference voltage. The signal generator is coupled to an output of the comparator and to the charge dissipation circuit. The signal generator is responsive to the output of the comparator to generate a signal fed back to control the charge dissipation circuit. A frequency of the signal is proportional to a capacitance of the sensing capacitor.Type: GrantFiled: November 21, 2011Date of Patent: September 17, 2013Assignee: Cypress Semiconductor CorporationInventors: Andriy Maharyta, Viktor Kremin
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Publication number: 20130234978Abstract: Apparatuses and methods of false touch filtering are described. One device includes a controller and a capacitance sensing array including multiple sense elements (e.g., intersections of TX and RX electrodes). The controller includes a capacitance sensing circuit coupled to the capacitance sensing array, and a filter circuit coupled to the output of the capacitance sensing circuit. The controller is configured to receive, from the capacitance sensing circuit, data representing capacitances of the sense elements, process the data to identify activated sense elements, and filter the data to remove false touch events based on a spatial relationship of activated sense elements.Type: ApplicationFiled: October 23, 2012Publication date: September 12, 2013Applicant: CYPRESS SEMICONDUCTOR CORPORATIONInventor: Petro Ksondzyk
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Patent number: 8531235Abstract: A current reference circuit configured to generate a reference current with a programmable temperature slope is disclosed. The current reference circuit includes a resistor. The current reference circuit includes a bandgap voltage circuit configured to generate a bandgap voltage and coupled to the resistor. The current reference circuit includes a bias voltage circuit configured to generate a variable-polarity bias voltage and coupled to the bandgap voltage circuit. The bandgap voltage circuit is configured to add the variable-polarity bias voltage to the bandgap voltage to generate the reference current through the resistor.Type: GrantFiled: December 15, 2011Date of Patent: September 10, 2013Assignee: Cypress Semiconductor CorporationInventor: Cristinel Zonte
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Patent number: 8533677Abstract: Embodiments for an interface, system and method enabling dynamic reconfiguration of an electronic device are disclosed. The interface enables operations, such as adding or deleting a device configuration and switching between different device configuration views/workspaces. In some embodiments, the system and method apply global device parameter values to each device configuration and/or allow only valid or legal states for device configurations beyond the first configuration. In another embodiment, the electronic device includes a microprocessor, a plurality of internal peripherals, an interconnecting component, an external coupling port, and a memory for storing instructions. The plurality of internal peripherals, the interconnecting component and the external coupling port are programmably configurable to perform a variety of functions. The instructions stored by the memory facilitate dynamic reconfiguration of the electronic device.Type: GrantFiled: September 27, 2002Date of Patent: September 10, 2013Assignee: Cypress Semiconductor CorporationInventors: Matthew A. Pleis, Kenneth Y. Ogami, Marat Zhaksilikov
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Patent number: 8526558Abstract: A method and apparatus for detecting out-of-specification data streams and voltage controller oscillator operation. Data may be received over evaluation periods. Each evaluation period is segmented into n sub-periods. Each n sub-period has the same length. Each n sub-period spans a portion of the data. The corresponding data period starting at each of the n sub-period is evaluated. The sub-period interval counts may be stored in a first-in-first-out register.Type: GrantFiled: August 4, 2011Date of Patent: September 3, 2013Assignee: Cypress Semiconductor CorporationInventor: Edward L. Grivna
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Patent number: 8525798Abstract: In one embodiment, an apparatus comprises a plurality of capacitors, each having a first electrode and a second electrode. The apparatus includes charging circuitry coupled to the first electrodes and sensing circuitry coupled to the second electrodes, the sensing circuitry configured to detect changes in capacitance across the capacitors responsive to movement of an input object relative to the apparatus. Interpolating circuitry identifies which one of the capacitors is nearest to the input object according to the detected capacitance changes.Type: GrantFiled: February 29, 2008Date of Patent: September 3, 2013Assignee: Cypress Semiconductor CorporationInventors: Jonathan Peterson, Robert Birch
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Patent number: 8527729Abstract: A multi-port memory, comprising: a plurality of ports, each port including port input logic that generates a write enable value from received control signals, and a delay stage coupled to store the write enable value from the input stage, and configured to force the write enable value to a disable state in response to an asserted busy signal of the port; and an arbitration circuit coupled to the ports that arbitrates contending accesses to the ports by de-asserting a busy signal to one port, and asserting a busy signal for all other ports.Type: GrantFiled: December 29, 2011Date of Patent: September 3, 2013Assignee: Cypress Semiconductor CorporationInventor: Rishi Yadav
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Patent number: 8526487Abstract: Embodiments of the invention are generally directed to a high-speed differential energy difference integrator (EDI) for adaptive equalizers. In an embodiment, the EDI includes two differential full-wave rectifiers providing differential outputs that are cross-coupled to the inputs of an integration capacitor. In one embodiment, the active areas of the transistors of the differential full-wave rectifiers are substantially the same.Type: GrantFiled: July 27, 2012Date of Patent: September 3, 2013Assignee: Cypress Semiconductor CorporationInventor: Dusan Vecera
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Patent number: 8527802Abstract: A memory device can include a data path that includes a first-in-first-out circuit (FIFO) to transfer data according to a latency between at least one memory cell array and signal connections of the memory device, the latency corresponding to a number of cycles of a periodic clock; and a self-timed section configured to transfer data independent of the clock. In addition or alternatively, a memory device can include at least one memory cell array; and a FIFO configured to transfer data between at least one memory cell array and other portions of the memory device according to a periodic clock signal, FIFO introducing a latency into the data according to a control signal generated in response to an access command. Methods corresponding to the above devices and operations are also disclosed.Type: GrantFiled: December 17, 2012Date of Patent: September 3, 2013Assignee: Cypress Semiconductor CorporationInventors: Thinh Tran, Joseph Tzou
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Patent number: 8525799Abstract: An apparatus and a method for resolving locations of two or more substantially simultaneous touches on a split touch-sensor device. The method may include detecting multiple substantially simultaneous touches on a touch-sensor device having multiple sections in at least one dimension of the touch-sensor device, and resolving locations of the multiple substantially simultaneous touches on the touch-sensor device without an all-points-addressable (APA) array. Resolving the multiple locations includes resolving a first location in a first section of the multiple sections and resolving a second location in a second section that is adjacent to the first section of the touch-sensor device. The apparatus may include a first set of sensor elements disposed in a first axis in a plane of a touch-sensor device, and a second set of sensor elements and a third set of sensor elements disposed in a second axis in the plane.Type: GrantFiled: March 28, 2008Date of Patent: September 3, 2013Assignee: Cypress Semiconductor ConductorInventors: Edward L. Grivna, Jason Konstas, Carl Brasek
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Patent number: 8527949Abstract: An interface, system and method enabling dynamic reconfiguration of an electronic device in a convenient and efficient manner. The interface enables basic operations, such as adding or deleting a device configuration and switching between different device configuration views/workspaces. In some embodiments, the system and method apply global device parameter values to each device configuration and/or allow only valid or legal states for device configurations beyond the first configuration. In another embodiment, the electronic device includes a microprocessor, a plurality of internal peripherals, an interconnecting component, an external coupling port, and a memory for storing instructions. The plurality of internal peripherals, the interconnecting component and the external coupling port are programmably configurable to perform a variety of functions.Type: GrantFiled: July 13, 2011Date of Patent: September 3, 2013Assignee: Cypress Semiconductor CorporationInventors: Mathew A Pleis, Kenneth Y Ogami, Marat Zhaksilikov
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Patent number: 8525609Abstract: A pulse width modulation (PWM) system can include at least a first pulse width modulation circuit that generates a first pulse width modulated signal in synchronism with a first clock signal; a source circuit that provides a second pulse width modulated signal that is phase shifted with respect to the first pulse width modulated signal; and output logic that logically combines the first and second pulse width modulated signals to generate a pulse width modulated output signal.Type: GrantFiled: September 27, 2011Date of Patent: September 3, 2013Assignee: Cypress Semiconductor CorporationInventors: Kannan Sadasivam, Rajiv Vasanth Badiger
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Publication number: 20130222331Abstract: A method of tracking touches at a touch-sensing surface may include, detecting an initial location of a first contact and an initial location of a second contact at the touch-sensing surface based on a first scan of a touch-sensing surface, detecting a plurality of signal levels caused by the first contact and the second contact during a second scan of the touch-sensing surface, identifying a first signal level of the plurality of signal levels as a local maximum, and locating a lost touch based on one or more signal levels associated with one or more unit cells within a fixed distance from a first unit cell associated with the local maximum.Type: ApplicationFiled: March 19, 2012Publication date: August 29, 2013Applicant: CYPRESS SEMICONDUCTOR CORPORATIONInventors: Valeriy Kyrynyuk, Serhiy Prudkyy, Vasyl Mandziy
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Publication number: 20130222332Abstract: A method of sensing at least one object in proximity to an array of sensors can include making a determination that an object greater than a predetermined size has been detected; defining an ignore zone that includes sensor locations of the object and sensor locations surrounding those of the object; and removing the ignore zone after a predetermined duration; wherein the proximity of objects outside of the ignore zone are processed differently than the proximity of objects inside of the ignore zones.Type: ApplicationFiled: March 27, 2012Publication date: August 29, 2013Applicant: CYPRESS SEMICONDUCTOR CORPORATIONInventor: Valeriy Kyrynyuk