Patent application number | Description | Published |
20080258804 | NUMERICAL BAND GAP - A system includes a bandgap temperature sensor to generate multiple base-emitter voltages. The system also include a controller to detect the base-emitter voltages generated by the bandgap temperature sensor and to generate a bandgap reference voltage according to the multiple base-emitter voltage signals, the bandgap reference voltage having a voltage level that remains substantially constant relative to environmental temperature variations. | 10-23-2008 |
20080259070 | ACTIVE LIQUID CRYSTAL DISPLAY DRIVERS AND DUTY CYCLE OPERATION - A liquid crystal display (LCD) driving system includes a reference voltage generator to generate a plurality of reference voltages. The LCD driving system also includes a plurality of drive buffers to generate drive voltages according to at least one of the reference voltages, and to drive at least a portion of a liquid crystal display to present data according to the drive voltages. | 10-23-2008 |
20080259998 | TEMPERATURE SENSOR WITH DIGITAL BANDGAP - A system comprises a temperature sensor generate multiple base-emitter voltage signals by sequentially providing various currents to a transistor, and a system controller to determine a differential voltage signal according to the multiple base-emitter voltage signals, the differential voltage signal proportional to an environmental temperature associated with the transistor. | 10-23-2008 |
20080297388 | PROGRAMMABLE SIGMA-DELTA ANALOG-TO-DIGITAL CONVERTER - A system includes an analog-to-digital modulator to convert at least one analog input signal into at least one digital output signal. The system also includes a processing device to set an operational order and a quantization level of the analog-to-digital modulator. The analog-to-digital modulator converts the analog input signal into the digital output signal according to the operational order and the quantization level. | 12-04-2008 |
20080315847 | PROGRAMMABLE FLOATING GATE REFERENCE - A system includes a controllable voltage generator to generate a power supply voltage. The system also includes a system controller to determine a voltage level associated with the power supply voltage, and prompt the controllable voltage generator to generate the power supply voltage. The system includes a floating gate reference device to generate an absolute voltage reference based, at least in part, on the voltage level associated with the power supply voltage. The system can also include analog circuitry to perform one or more electrical operations responsive to the absolute voltage reference from the floating gate reference device. | 12-25-2008 |
20100281145 | AUTONOMOUS CONTROL IN A PROGRAMMABLE SYSTEM - A programmable system includes a programmable analog system that is reconfigurable to perform various analog operations, and includes a programmable digital system that is reconfigurable to perform various digital operations. The programmable system also includes a microcontroller capable of reconfiguring and controlling the programmable analog system and the programmable digital system. The programmable digital system is configured to control the programmable analog system autonomously of the microcontroller. | 11-04-2010 |
20110026519 | DYNAMICALLY RECONFIGURABLE ANALOG ROUTING CIRCUITS AND METHODS FOR SYSTEM ON A CHIP - An integrated circuit device may include a reconfigurable analog signal switching fabric comprising a plurality of global buses that are selectively connected to external pins by pin connection circuits in response to changeable analog routing data, and a plurality of local buses that are selectively connected to analog blocks and/or global buses by routing connection circuits in response to the analog routing data; and at least one processor circuit that executes predetermined operations in response to instruction data. | 02-03-2011 |
20110221504 | CONFIGURABLE SWITCHED CAPACITOR BLOCK - A configurable switched capacitor block includes a switched-capacitor (SC) sampling circuit, a fully differential amplifier, an SC feedback circuit, and a comparator. The SC sampling circuit is coupled to receive an input signal and to selectively generate a sampled signal to a differential input of the amplifier. The SC feedback circuit is coupled between the differential inputs and the differential outputs of the amplifier to selectively control a feedback of the amplifier. The comparator is coupled to the differential outputs of the amplifier to generate an output signal. The configurable switched capacitor block has multiple modes of operation which are selectable by programming the SC sampling circuit and the SC feedback circuit. | 09-15-2011 |
20120230367 | TEMPERATURE SENSOR WITH DIGITAL BANDGAP - A system comprises a temperature sensor generate multiple base-emitter voltage signals by sequentially providing various currents to a transistor, and a system controller to determine a differential voltage signal according to the multiple base-emitter voltage signals, the differential voltage signal proportional to an environmental temperature associated with the transistor. | 09-13-2012 |
20130265081 | SIGNAL PATH AWARE ROUTING OF SUPPLY VOLTAGES - Apparatuses and methods of signal-flow aware supply routing are described. A programmable routing system is configured to route supply signals from a supply generator circuit to one or more functional blocks based on signal channels of the functional blocks. | 10-10-2013 |