Method for edge formation of signals and transmitter/receiver component for a bus system
Granted: November 8, 2011
Patent Number:
8054911
A method is provided for edge formation of signals and transmitter/receiver component for a bus system. A transmitter/receiver component for a bus system comprises a driver transistor, which is to be looped between a bus line of the bus system and a reference potential and is used to output signals on the bus line, a control unit for the driver transistor, a high-frequency interference detector, which is configured in such a way that it detects a high-frequency interference level on the…
Accessing sequential data in a microcontroller
Granted: November 8, 2011
Patent Number:
8055963
System and methods transfer data over a microcontroller system test interface. The system can read data from and write data to microcontroller system memory using the described method. The method provides for the efficient transfer of data, minimizing redundancies and overhead present in conventional microcontroller test system protocols.
Signal processing
Granted: November 8, 2011
Patent Number:
8056044
An iterative method for generating a series of output signal values from a series of input signal values is described. Iterations of the method comprise the steps of obtaining a current input signal value for the current iteration, comparing the current input signal value with an output signal value determined in a previous iteration, updating a counter value determined in the previous iteration based on the result of the comparison between the current input signal value and the previous…
Voltage generator for memory array
Granted: November 8, 2011
Patent Number:
8054694
A high voltage may be generated for programming memory cells in a memory array. A middle voltage may also be generated for reading memory cells in the memory array. Control logic and switches may be used to select between the high voltage and the middle voltage. A first oscillator generates clock signals at a high frequency for generating the voltages, and a low frequency oscillator may be used to generate pulses at a lower frequency than the first oscillator to allow the first…
Hybrid analog and digital architecture for controlling backlight light emitting diodes of an electronic display
Granted: November 1, 2011
Patent Number:
8049708
The present invention provides a controller for controlling strings of LEDs in a liquid crystal display. The hybrid controller uses both analog and digital circuit components. Error amplifiers are used to compare analog feedback signals received from the LED strings with reference signals. The results of those comparisons are converted to digital data and processed by a digital signal processor (DSP). The DSP calculates the drive voltages for the LED strings based on the deviation…
Anisotropic, resistance-based determination of a position of an object with respect to a touch screen element
Granted: November 1, 2011
Patent Number:
8049738
A touch sensitive position sensor for detecting the position of an object in two dimensions is described. The position sensor has first and second resistive bus-bars spaced apart with an anisotropic conductive area between them. Electric currents induced in the anisotropic conductive area by touch or proximity flow preferentially towards the bus-bars to be sensed by detection circuitry. Because induced currents, for example those induced by drive circuitry, flow preferentially along one…
Configurable memory protection
Granted: November 1, 2011
Patent Number:
8051263
A method can include receiving a signal associated with an attempted access to data that is stored at a specific location in memory; obtaining a selection value that selects which memory protection register of multiple alternative memory protection registers is to provide a memory protection attribute for the specific location in memory; obtaining, from the selected memory protection register, a memory protection attribute; and controlling access to the specific location in memory based…
Secure information processing
Granted: November 1, 2011
Patent Number:
8051467
Apparatus, systems, and methods may operate to receive from a requesting device, at a memory device, a request to access a memory domain associated with the memory device, and to deny, by the memory device, the request if the memory domain comprises any part of a secure domain, and the requesting device has not asserted a secure transfer indication. Additional operations may include granting the request if the memory domain comprises some part of the secure domain and the requesting…
Receiving circuit and method for receiving an amplitude shift keying signal
Granted: October 25, 2011
Patent Number:
8044713
A receiving circuit and method for receiving an amplitude shift keying signal is provided. At least one exponent signal, an exponent-removed in-phase signal, and an exponent-removed quadrature-phase signal are generated from an in-phase input signal and a quadrature-phase input signal. An amplitude is determined as a sum of several summands, whereby the summands are determined from the exponent signal and/or from the exponent-removed in-phase signal and/or from the exponent-removed…
Mixer circuit, receiving circuit, transmitting circuit, and method for operating a mixer circuit
Granted: October 25, 2011
Patent Number:
8045950
A mixing circuit is provided that includes a charge circuit, an oscillating circuit inlet step which is connected to a circuit which feeds an oscillating signal, and a signal inlet step. The oscillating circuit inlet step comprises at least two bipolar-transistors and the emitters thereof are connected to a constant potential which is independent from the oscillating signal. The mixing circuit is used, preferably, in a base station or a mobile radio device of a cellular radio network.
Headset power management
Granted: October 25, 2011
Patent Number:
8045727
The invention relates to an energy saving headset 100. The headset 100 comprises a power management unit 150 that is operable to reduce the power consumption of the headset 100 when a user 110 is not present. The power management unit 150 uses capacitive sensing to detect the presence of the user 110. Capacitive sensing is advantageous since it provides a flexible and reliable sensor that can accurately detect the presence or absence of a user 110 either by detecting user proximity or…
Integrated circuit assemblies with alignment features and devices and methods related thereto
Granted: October 25, 2011
Patent Number:
8044526
A method of packaging an integrated circuit die including forming a mask window having a first aperture with a first set of alignment edges and forming an alignment feature on an uppermost surface of the integrated circuit die where the alignment feature has a second set of alignment edges. The alignment feature is inserted into the first aperture. The integrated circuit die is mechanically biased until the first and second set of alignment edges are in physical contact with one another…
Ex-situ component recovery
Granted: October 25, 2011
Patent Number:
8042566
Disclosed herein are devices, methods and systems for ex-situ component recovery. The ex-situ recovery can be performed by desorbing or outgassing components of a processing system in a recovery system, rather than in the processing system itself. The recovery system can include a docking station and/or a heated vacuum chamber. The heated vacuum chamber can be used to desorb or outgas components that will be located inside the processing system, while the docking station can be used to…
Circuit arrangement
Granted: October 18, 2011
Patent Number:
8040681
A circuit arrangement is provided that includes at least one semiconductor component, at least one filter arrangement, which has at least two discretely made coil elements, which are disposed adjacent to one another with parallel aligned magnetic field axes, and a contacting unit, which has electrical traces for an electrically conductive connection of the semiconductor component to the filter arrangement. A thickness of the semiconductor component is at least 20% of a thickness of the…
Transmission circuit, transmission method, and use
Granted: October 18, 2011
Patent Number:
8041316
A method for the transmission and use of a power amplifier and transmission circuit of a radio network is provided that includes a power amplifier, which is connectable to an antenna, a counter whose output is connected to a control input of the power amplifier to output a count value to control the amplification of the power amplifier, a register for storing a register value, a comparator whose inputs are connected to the output of the counter and the register for comparing the register…
Integrated circuit and standard cell for an integrated circuit
Granted: October 4, 2011
Patent Number:
8030963
In one embodiment, a cell of an integrated circuit includes a master-slave flip-flop and comparator logic having inputs adapted to receive an input signal of the master-slave flip-flop, an inverted input signal of the master-slave flip-flop, an output signal of the master-slave flip-flop, and an inverted output signal of the master-slave flip-flop. The master-slave flip-flop comprises a master flip-flop and a slave flip-flop. The slave flip-flop includes a first inverting element and a…
Randomizing current consumption in memory devices
Granted: October 4, 2011
Patent Number:
8031540
In some implementations, a memory device includes a plurality of memory cells, each memory cell storing a plurality of data bits; an input/output interface that is configured to, in response to receiving a read signal and an address value that identifies a specific memory cell in the plurality of memory cells, output a plurality of data bits corresponding to the identified specific memory cell; and a delay controller that is configured to delay the outputting to the input/output…
Differential sense amplifier
Granted: October 4, 2011
Patent Number:
8031547
A differential sense amplifier can perform data sensing using a very low supply voltage.
Method for fabricating conducting plates for a high-Q MIM capacitor
Granted: September 20, 2011
Patent Number:
8022548
A method of forming one or more capacitors on or in a substrate and a capacitor structure resulting therefrom is disclosed. The method includes forming a trench in the substrate, lining the trench with a first copper-barrier layer, and substantially filling the trench with a first copper layer. The first copper layer is substantially chemically isolated from the substrate by the first copper-barrier layer. A second copper-barrier layer is formed over the first copper layer and a first…
Modular multiplication method with precomputation using one known operand
Granted: September 20, 2011
Patent Number:
8024391
A modular multiplication method implemented in an electronic digital processing system takes advantage of the case where one of the operands W is known in advance or used multiple times with different second operands V to speed calculation. The operands V and W and the modulus M may be integers or polynomials over a variable X. A possible choice for the type of polynomials can be polynomials of the binary finite field GF(2N). Once operand W is loaded into a data storage location, a value…
