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| Number | Title | Issue Date |
| 8013659 | Programmable signal routing A distributed signal multiplexer circuit programmably routes electronic signals. The circuit includes at least two distributor subcircuits. Each distributor subcircuit is configured to connect an input port to an output port through a switch, with a state of each sw... | 09/06/2011 |
| 7940111 | High-performance analog switch Techniques for designing a high performance analog switch for use in electronic circuit applications. In one aspect, a variable bulk voltage generation module is provided to vary the bulk voltage of a transistor in the switch, such that the threshold voltage of the ... | 05/10/2011 |
| 7808297 | Apparatus and method for controlling voltage of semiconductor integrated circuit A device for controlling a voltage of a semiconductor integrated circuit includes a voltage selecting unit that generates a voltage selecting signal for selecting a voltage to be controlled among a plurality of voltages by using a first control signal, a control ste... | 10/05/2010 |
| 7388417 | Output circuit of a semiconductor memory device and method of outputting data in a semiconductor memory device An output circuit of a semiconductor memory device includes a first data path, a second data path and a third data path. The first data path transfers a sense output signal, and latches the sense output signal to output the sense output signal to a first node. The s... | 06/17/2008 |
| 7368832 | Circuit and fault tolerant assembly including such circuit A circuit is provided that provides for the same power characteristics to an assembly of electrical resistive elements wired in parallel as to the assembly as wired in series. An input power source provides electrical resistive power to a plurality of load elements,... | 05/06/2008 |
| 7365578 | Semiconductor device with pump circuit In the present semiconductor device a positive, driving pump circuit is driven by an external power supply potential EXVDD (for example of 1.8V) to generate a positive voltage VPC (for example of 2.4V). A negative pump circuit for internal operation is driven by the... | 04/29/2008 |
| 7365453 | Aqueous solution plate control system and method A system for controlling the operation of conductive plates immersed in an aqueous solution, such as in water treatment applications. The system allows independent control of the current sourced or sunk by each of a plurality of plates. The system also allows each p... | 04/29/2008 |
| 7336089 | Power line control circuit of semiconductor device A power line control circuit of a semiconductor device in which a width of a power line can be selectively controlled. The power line control circuit of the semiconductor device according to the present invention can selectively control the width of the power line e... | 02/26/2008 |
| 7333516 | Interface for synchronous data transfer between domains clocked at different frequencies The present invention provides an interface and method for synchronous data transfer between domains clocked at different frequencies. The interface includes a first latch for receiving data from a first domain clocked at one frequency when the first latch is select... | 02/19/2008 |
| 7312652 | Voltage regulation system A voltage regulation process, as well as a voltage regulation system, are discussed. A first voltage present at an input of the voltage regulation system is converted into a second, essentially constant voltage, which can be tapped at an output of the voltage regula... | 12/25/2007 |
| 7292400 | Device for limiting current in a sensor A read/write device for a disk drive is disclosed. The read/write device includes a pre-amplifier and a recording head. The read/write device also includes a write signal path between the pre-amplifier and the recording head. The write signal path includes a write c... | 11/06/2007 |
| 7282956 | High voltage switching circuit of nonvolatile memory device A high-voltage switching circuit comprises: a high-voltage switch configured to transfer a high voltage; a pumping circuit configured to boost signals of first, second, and third nodes by conducting pumping operations in response to a plurality of clock signals; and... | 10/16/2007 |
| 7271641 | Self-repairable semiconductor with analog switching circuit A self-repairable semiconductor comprises a first device and a replacement device. A switching device selectively swaps the replacement device for the first device when the first device is non-operable. The switching device includes an analog switching circuit that ... | 09/18/2007 |
| 7265530 | Adaptive slope compensation for switching regulators A system, method, and apparatus are arranged to provide adaptive slope compensation in a switching regulator that includes an inductor. A control loop of the switching regulator is responsive to a ramp signal. A ramp generator that includes a capacitor circuit and a... | 09/04/2007 |
| 7265601 | Adaptive gate drive voltage circuit A circuit and method for reducing losses in a DC/DC converter by optimizing gate drive voltage. The circuit and method detect a change in the output load, or more specifically the output current, and adjust the gate voltage accordingly; in other words, providing ada... | 09/04/2007 |
| 7260732 | Power regulation system and method for a portable electronic device A power regulating system and method are provided for regulating power in a portable computing device. The portable computing device includes microprocessing and radio communication capabilities. The power regulating system utilizes a number of power states to regul... | 08/21/2007 |
| 7253540 | Method for operating a parallel arrangement of semiconductor power switches The invention relates to a method for statically balancing the loading of power semiconductor switches (S1, S2, S3) in a parallel circuit (1). To achieve this in prior art, switching instants of individual switches (S1 | 08/07/2007 |
| 7248635 | Method and apparatus for communicating computer data from one point to another over a communications medium The present invention is directed toward a communications channel comprising a link level protocol, a driver, a receiver, and a canceller/equalizer. The link level protocol provides logic for DC-free signal encoding and recovery as well as supporting many features i... | 07/24/2007 |
| 7208993 | Input current leakage correction for multi-channel LVDS front multiplexed repeaters A high-speed front-multiplexed multi-channel LVDS-compatible repeater circuit that limits input leakage current levels in the event one or more input voltages of the circuit exceeds the supply voltage. The LVDS repeater includes a multiplexor having a plurality of d... | 04/24/2007 |
| 7180958 | Technique for utilizing spare bandwidth resulting from the use of a transition-limiting code in a multi-level signaling system A technique for utilizing spare bandwidth resulting from the use of a transition-limiting code in a multi-level signaling system is disclosed. In one particular exemplary embodiment, the technique may be realized as a method for utilizing spare bandwidth resulting f... | 02/20/2007 |
| 7180957 | Technique for utilizing spare bandwidth resulting from the use of a transition-limiting code in a multi-level signaling system A technique for utilizing spare bandwidth resulting from the use of a transition-limiting code in a multi-level signaling system is disclosed. In one particular exemplary embodiment, the technique may be realized as a method for utilizing spare bandwidth resulting f... | 02/20/2007 |
| 7180959 | Technique for utilizing spare bandwidth resulting from the use of a code in a multi-level signaling system A technique for utilizing spare bandwidth resulting from the use of a code in a multi-level signaling system is disclosed. In one particular exemplary embodiment, the technique may be realized as a method for utilizing spare bandwidth resulting from the use of a cod... | 02/20/2007 |
| 7170273 | Power-supply device and hard disk drive using same The object of the invention is to compensate an effect of a voltage drop emerging in output voltage by the equivalent series resistance of a power output filter in a power-supply device. To achieve the object, a power-supply device wherein the power output filter th... | 01/30/2007 |
| 7167523 | Spacial derivative bus encoder and decoder A method and apparatus for providing efficient and accurate electronic data transmission of information on a data bus in the presence of noise. Data signals are received on a plurality of input lines by a spacial derivative encoder. The spacial derivative encoder en... | 01/23/2007 |
| 7157895 | Systems and methods for generating a current Systems and methods are provided for generating a current. A first current source generates a first current based on a first current selection signal, and a second current source generates a second current that is a multiple of the first current in response to selec... | 01/02/2007 |
| 7148741 | Current supply circuit and method for supplying current to a load A current supply circuit includes an input, a load terminal, a selectively activatable current regulator, a selectively activatable adjustable current source, and a comparator circuit. The input is configured to receive a first value signal. The load terminal is con... | 12/12/2006 |
| 7142007 | Low power digital adaptive termination network An apparatus, method, microprocessor device and computer program for configuring a termination network of a communication device includes a voltage comparator for comparing a voltage across the termination network with a reference voltage; a logic arrangement for se... | 11/28/2006 |
| 7141984 | Switching circuit for current measurement range resistor and current measurement apparatus including switching circuit A switching circuit includes at least two first semiconductor switches, each having a first input portion and a second input portion; range resistors that are provided between output portions of the first semiconductor switches and a device under test and that have ... | 11/28/2006 |
| 7133233 | Disk drive with read while write capability A disk drive includes recording media having one or more recording surfaces, one or more transducer heads positionable relative to the recording surfaces by an actuator operating within a head position servo loop, and a data transfer driver. A preamplifier in the da... | 11/07/2006 |
| 7122953 | High pressure discharge lamp and method of manufacturing an electrode feedthrough for such a lamp A high-pressure discharge lamp includes a discharge vessel having a wall of a ceramic material. The lamp also includes at least a feedthrough of an electrode having a cermet rod. The cermet rod is connected at a first end to a first end of a predominantly tungsten e... | 10/17/2006 |
| 7120408 | Differential signal squelch detection circuit and method An electrical circuit detects a “squelch,” or “out-of-band,” state of a differential signal pair having a positive (“p”) signal line and a negative (“n”) signal line. In one embodiment of the invention, a first and a second comparator each have posit... | 10/10/2006 |
| 7116152 | Digital circuit tolerant of race condition problem A digital circuit tolerant of a race condition problem circuit includes a sense amplifier receiving first and second input data and generating first and second sense amplification signals in response to an enable clock signal generated using a clock signal and an en... | 10/03/2006 |
| 7109693 | Switching power supply device and switching power supply system There is provided a switching power supply device of hysteresis current mode control system which assures excellent response characteristic for change of output current and reduction of power consumption. In a switching regulator of hysteresis current mode control s... | 09/19/2006 |
| 7102662 | Data sequence conversion circuit and printer using the same Disclosed is a data sequence conversion circuit for converting a plurality of input data sequences having different data widths into output data sequences having a prescribed data width without converting the input data sequences into serial data. The data sequence ... | 09/05/2006 |
| 7091711 | Switching power supply device and switching power supply system There is provided a switching power supply device of hysteresis current mode control system which assures excellent response characteristic for change of output current and reduction of power consumption. In a switching regulator of hysteresis current mode control s... | 08/15/2006 |
| 7084609 | Alternator controlled rectifier A system and method for controlling the voltage output of an alternator is disclosed. The system includes an alternator having a rotor, which has a field winding, a stator having a plurality of phases, a rectifier bridge connected to the plurality of phases, at leas... | 08/01/2006 |
| 7081842 | Electronic component value trimming systems Described is a system for trimming the value of an electronic component. The system comprises: at least one trimming component, each trimming component having an associated switch for selectively connecting that trimming component to the electronic component in resp... | 07/25/2006 |
| 7075354 | Dynamic multi-input priority multiplexer A dynamic priority multiplexer including a complementary pair of evaluation devices responsive to a clock signal defining evaluation periods, and multiple evaluation legs coupled in cascade between a top node and a bottom node and arranged in order of priority. The ... | 07/11/2006 |
| 7075344 | Measurement of the write current of a current mode write driver while engaged in the writing process A system and method for measuring in real-time the current of a current mode driver circuit for writing data through a write head in tape or disk drive storage devices, the current mode driver circuit including one or more current mirror circuits for providing a cur... | 07/11/2006 |
| 7064594 | Pass gate circuit with stable operation in transition phase of input signal, self-refresh circuit including the pass gate circuit, and method of controlling the pass gate circuit Provided is a pass gate circuit capable of operating stably in a transition phase of an input signal, a self-refresh circuit including the pass gate circuit, and a method of controlling the pass gate circuit. The pass gate circuit according to the present invention ... | 06/20/2006 |
