Patent application number | Description | Published |
20080266749 | Scalable integrated circuit high density capacitors - The present invention provides several scalable integrated circuit high density capacitors and their layout techniques. The capacitors are scaled, for example, by varying the number of metal layers and/or the area of the metal layers used to from the capacitors. The capacitors use different metallization patterns to form the metal layers, and different via patterns to couple adjacent metal layers. In embodiments, optional shields are included as the top-most and/or bottom-most layers of the capacitors, and/or as side shields, to reduce unwanted parasitic capacitance. | 10-30-2008 |
20090251346 | Segmented data shuffler apparatus for a digital to analog converter (DAC) - A method and apparatus is disclosed to convert a digital input signal to an analog output signal. A digital to analog converter (DAC) module converts the digital input signal to the analog output signal through segmentation. A primary sigma-delta modulator sigma-delta modulates the digital input signal to produce a primary digital segment and a primary quantization error. A primary sample delay delays the primary digital segment to produce a delayed primary digital segment. A primary decoder module decodes the delayed primary digital segment to produce a primary decoded digital signal. A primary scrambler scrambles the primary decoded digital signal to produce a primary scrambled digital signal. A primary DAC converts the primary scrambled digital signal from a digital representation to an analog representation to produce a primary analog segment. A secondary sigma-delta modulates the primary quantization error to produce a secondary digital segment. A secondary noise module shapes the secondary digital segment by a noise transfer function of the primary sigma-delta modulator to produce a noise shaped secondary digital segment. A secondary decoder module decodes the noise shaped secondary digital segment to produce a secondary decoded digital signal. A secondary scrambler scrambles the secondary decoded digital signal to produce a secondary scrambled digital signal. A secondary DAC converts the secondary scrambled digital signal from a digital representation to an analog representation to produce a secondary analog segment. A scaling module scales the magnitude of the secondary analog segment by a scaling factor to produce the secondary analog segment. An adder combines the primary analog segment and the secondary analog segment to produce the analog output signal. | 10-08-2009 |
20090283858 | Scalable Integrated Circuit High Density Capacitors - The present invention provides several scalable integrated circuit high density capacitors and their layout techniques. The capacitors are scaled, for example, by varying the number of metal layers and/or the area of the metal layers used to form the capacitors. The capacitors use different metallization patterns to form the metal layers, and different via patterns to couple adjacent metal layers. In embodiments, optional shields are included as the top-most and/or bottom-most layers of the capacitors, and/or as side shields, to reduce unwanted parasitic capacitance. | 11-19-2009 |
20090290283 | Scalable Integrated Circuit High Density Capacitors - The present invention provides several scalable integrated circuit high density capacitors and their layout techniques. The capacitors are scaled, for example, by varying the number of metal layers and/or the area of the metal layers used to from the capacitors. The capacitors use different metallization patterns to form the metal layers, and different via patterns to couple adjacent metal layers. In embodiments, optional shields are included as the top-most and/or bottom-most layers of the capacitors, and/or as side shields, to reduce unwanted parasitic capacitance. | 11-26-2009 |
20110115604 | REMOTE CONTROL FOR MULTIMEDIA SYSTEM HAVING TOUCH SENSITIVE PANEL FOR USER ID - Operating a remote control to identify a user by receiving touch pad input from at least one touch sensitive element of the remote control that has a plurality of touch sensitive elements. The touch pad input corresponds to the user's touch of at least some of the plurality of touch sensitive elements. The touch pad input is at least partially processed by processing circuitry of the remote control and transmitted to a multimedia system console via a communications interface of the remote control for processing of the at least partially processed touch pad input to identify the user via pattern recognition. At least partially processing the touch pad input can be by identifying at least one finger orientation, at least one finger spacing, at least one finger width, a plurality of finger knuckle/joint locations, and/or a plurality of finger lengths based upon the touch pad input. | 05-19-2011 |
20110115606 | TOUCH SENSITIVE PANEL IN VEHICLE FOR USER IDENTIFICATION - A vehicle control system includes at least one touch pad having a plurality of touch sensitive elements and processing circuitry communicatively coupled to the at least one touch pad. The processing circuitry is operable to receive touch pad input from the at least one touch pad, the touch pad input corresponding to a user's touch of at least some of the plurality of touch sensitive elements. The processing circuitry further processes the touch pad input to determine user finger characteristics. The processing circuitry further processes the user finger characteristics to identify the user via pattern recognition and alters at least one vehicle setting based upon the identified user. Vehicle settings may be one or more of entertainment system settings, navigation system settings, suspension system settings, seat settings, mirror settings, steering wheel settings, climate control system settings, suspension system settings, engine control system settings, lighting system settings, and communication system settings. | 05-19-2011 |
20110118025 | GAME CONTROLLER WITH TOUCH PAD USER INTERFACE - A game controller with a communications interface, at least one touch sensitive pad having a plurality of touch sensitive elements, and processing circuitry coupled to the communications interface and the at least one touch sensitive pad. The processing circuitry receives touch pad input via the plurality of touch sensitive elements of the at least one touch sensitive pad. The processing circuitry then transmits the touch pad input to a game console via the communications interface. The touch sensitive pad can have a plurality of separate and distinct touch sensitive pads, allowing the processing circuitry to receive touch pad input via each of the plurality of separate and distinct touch sensitive pads. Touch pad input could include user finger and/or user thumb touch pad input. | 05-19-2011 |
20110118026 | HAND-HELD GAMING DEVICE THAT IDENTIFIES USER BASED UPON INPUT FROM TOUCH SENSITIVE PANEL - Operating a game controller to identify a user by receiving touch pad input from at least one touch sensitive pad of the game controller that has a plurality of touch sensitive elements. The touch pad input corresponds to the user's touch of at least some of the plurality of touch sensitive elements. The touch pad input is at least partially processed by processing circuitry of the game controller and transmitted to a game console via a communications interface of the game controller for processing of the at least partially processed touch pad input to identify the user via pattern recognition. At least partially processing the touch pad input can be by identifying at least one finger orientation, at least one finger spacing, at least one finger width, a plurality of finger knuckle/joint locations, and/or a plurality of finger lengths based upon the touch pad input. | 05-19-2011 |
20110118027 | ALTERING VIDEO GAME OPERATIONS BASED UPON USER ID AND-OR GRIP POSITION - Operating a gaming system having a game console and a game controller by receiving touch pad input from at least one touch sensitive pad of the game controller that has a plurality of touch sensitive elements. The touch pad input corresponds to a user's touch of at least some of the plurality of touch sensitive elements. The touch pad input is at least partially processed by processing circuitry of the game controller to produce partially processed touch pad input and transmitted from the game controller to the game console via communications interfaces of the game controller and the game console. The game console processes the at least partially processed touch pad input to produce game alteration data. The at least one corresponding game operation is altered based upon the game alteration data. | 05-19-2011 |
20110118029 | HAND-HELD GAMING DEVICE WITH TOUCH SENSITIVE PANEL(S) FOR GAMING INPUT - Operating a game controller by receiving touch pad input from at least one touch sensitive pad of the game controller that has a plurality of touch sensitive elements. The touch pad input corresponds to the user's touch of at least some of the plurality of touch sensitive elements. The touch pad input is at least partially processed by processing circuitry of the game controller and the at least partially processed touch pad input is transmitted to a game console via a communications interface of the game controller for use as gaming input. At least partially processing the touch pad input can be by determining hand/foot position, changes in hand/foot position, hand grip/foot pressure, changes in hand grip/foot pressure based upon the touch pad input. | 05-19-2011 |
20120018843 | Scalable Integrated Circuit High Density Capacitors - The present invention provides several scalable integrated circuit high density capacitors and their layout techniques. The capacitors are scaled, for example, by varying the number of metal layers and/or the area of the metal layers used to from the capacitors. The capacitors use different metallization patterns to form the metal layers, and different via patterns to couple adjacent metal layers. In embodiments, optional shields are included as the top-most and/or bottom-most layers of the capacitors, and/or as side shields, to reduce unwanted parasitic capacitance. | 01-26-2012 |
20130076549 | GATE LEAKAGE COMPENSATION IN A CURRENT MIRROR - A method and apparatus is disclosed to compensate for gate leakage currents of thin oxide devices that have very thin oxide layers in a current mirror of a digital-to-analog converter (DAC). The DAC converts a digital input signal from a digital representation in a digital signaling domain to an analog representation in an analog signaling domain to provide an analog output signal. The DAC uses one or more transistors to convert the digital input signal from the digital representation to the analog representation. These transistors are typically implemented using thin oxide devices that have very thin oxide layers and corresponding gate leakage currents that are associated with these very thin oxide layers. The current-steering DAC provides these gate leakage currents independent of its corresponding reference source without any substantial affect upon its full scale output. | 03-28-2013 |
20130234788 | Gate Leakage Compensation in a Current Mirror - A method and apparatus is disclosed to compensate for gate leakage currents of thin oxide devices that have very thin oxide layers in a current mirror of a digital-to-analog converter (DAC). The DAC converts a digital input signal from a digital representation in a digital signaling domain to an analog representation in an analog signaling domain to provide an analog output signal. The DAC uses one or more transistors to convert the digital input signal from the digital representation to the analog representation. These transistors are typically implemented using thin oxide devices that have very thin oxide layers and corresponding gate leakage currents that are associated with these very thin oxide layers. The current-steering DAC provides these gate leakage currents independent of its corresponding, reference source without any substantial affect upon its full scale output. | 09-12-2013 |
20140176482 | CAPACITIVE TOUCH SENSING SYSTEM WITH INTERFERENCE REJECTION - An interference tolerant capacitive touch sensor readout circuit having improved power and area efficiency is disclosed. Interference rejection for the capacitive touch sensing system is realized by transferring charge between a capacitive touch sensor and the readout circuit at frequencies outside bands where a level of interference is unacceptable. Improved power and area efficient come from the simplicity of the readout circuit which comprises a switched-capacitor integrator, a comparator, a digital accumulator and number of switches for driving a touch sensor and a capacitive feedback loop. The readout circuit is capable of interfacing with both self and mutual capacitance sensor to achieve compatibility with a larger collection of sensors and provides additional sensing and diagnostic functionalities. | 06-26-2014 |