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| Number | Title | Issue Date |
| RE43401 | Semiconductor device A circuit with a large load driving capability, which is structured by single polarity TFTs, is provided. With a capacitor (154) formed between a gate electrode and an output electrode of a TFT (152), the electric potential of the gate electrode of the... | 05/22/2012 |
| 7965106 | Semiconductor device and driving method thereof It is an object of the invention to provide a digital circuit which can operate normally regardless of binary potentials of an input signal. A semiconductor device having a correcting unit and a logic unit wherein the correcting unit includes a capacitor, first and ... | 06/21/2011 |
| RE41215 | Semiconductor device A circuit with a large load driving capability, which is structured by single polarity TFTs, is provided. With a capacitor (154) formed between a gate electrode and an output electrode of a TFT (152), the electric potential of the gate electrode of the... | 04/13/2010 |
| 7688115 | CMOS output driver A CMOS output driver is provided for driving a capacitive load over a circuit trace in high speed applications. The CMOS output driver comprises a signal input and a signal output. The output driver has a first buffer amplifier with an input connected to the signal ... | 03/30/2010 |
| 7675327 | Semiconductor device The semiconductor device of the present invention includes a bootstrap circuit, the bootstrap circuit including: a selection transistor composed of an n-channel MOS transistor; a booster transistor of which a gate is connected to a drain of the selection transistor;... | 03/09/2010 |
| 7586333 | High speed, low supply voltage tolerant bootstrapped word line driver with high voltage isolation Disclosed are a circuit and a method for a high speed, low supply voltage tolerant bootstrapped word line driver with high voltage isolation. The circuit includes a low voltage driver. A gate bootstrapped transistor is coupled to the low voltage driver. A first tran... | 09/08/2009 |
| 7538583 | High voltage integrated circuit driver with a high voltage PMOS bootstrap diode emulator A high voltage circuit driver includes high and low side driver cells to drive a high and a low side power MOSFET, a bootstrap circuit to energize the high side driver cell, a high voltage PMOS transistor (HVPMOS) between a voltage source and the bootstrap circuit, ... | 05/26/2009 |
| 7518407 | Bootstrap circuit and driving method thereof A bootstrap circuit includes an output transistor, a bootstrap capacitor provided between the gate and source of the output transistor, a power source, and a circuit that performs ON/OFF control of a supply from the power source to the gate electrode of the transist... | 04/14/2009 |
| 7456658 | Circuit to optimize charging of bootstrap capacitor with bootstrap diode emulator A circuit for optimizing charging of a bootstrap capacitor connected to a high side floating supply voltage at a first terminal and to a switched node voltage at a second terminal, the circuit for optimizing being included in a gate driver circuit having a high-and ... | 11/25/2008 |
| 7427878 | Low-voltage differential signal driver for high-speed digital transmission A low-voltage differential signal (LVDS) driver includes at least two programmable fingers operable to drive a signal and at least two pre-drivers. Each pre-driver is associated with one or more of the programmable fingers and is operable to enable or disable the as... | 09/23/2008 |
| 7408386 | Bootstrap inverter circuit A bootstrap inverter circuit, consisting of transistors of the same type, comprises a first transistor, a second transistor, a voltage clamp circuit and an output end. The voltage clamp circuit, having a first node and a second node, controls the voltage of a gate o... | 08/05/2008 |
| 7405595 | High-side transistor driver having positive feedback for improving speed and power saving A high-side transistor driver including a driver circuit for generating a driving signal to drive a high-side transistor is provided. A floating supply terminal provides a supply voltage to the driver circuit. A floating ground terminal is connected to a source of t... | 07/29/2008 |
| 7397284 | Bootstrapped circuit A bootstrapping circuit capable of sampling input signals beyond a supply voltage is disclosed. In one embodiment, the bootstrapped circuit is implemented having a reduced area and/or power consumption requirement. ... | 07/08/2008 |
| 7391239 | Bus driver circuit A solution for increasing the switching speed of a bus driver circuit includes a pair of transistors controlled by a pair of control circuits. Pumping circuits are placed between the control electrodes of the transistors to speed up the conduction of one of the tran... | 06/24/2008 |
| 7385441 | Level shifter with reduced power consumption A buffer circuit has a first transistor and a second transistor in a cascode, and a buffer switch coupled from an output of the buffer to a gate of the second transistor. The buffer circuit is bootstrapped by a bootstrap capacitor, a diode circuit, and a bootstrap s... | 06/10/2008 |
| 7369898 | System and method for responding to pulsed gradient magnetic fields using an implantable medical device Implantable medical devices, such as pacemakers or implantable cardioverter defibrillators (ICDs), are vulnerable to the powerful magnetic fields associated with magnetic resonance imaging (MRI). In particular, pulsed gradient components, if strong enough, can induc... | 05/06/2008 |
| 7365582 | Bootstrapped charge pump driver in a phase-lock loop A charge pump includes first and second pairs of differential transistors. Each transistor includes control, first, and second terminals. First and second charge pump drivers communicate with the control terminal of one of the first pair of differential transistors ... | 04/29/2008 |
| 7366038 | Circuit and method of driving a word line of a memory device A word line driving circuit may include a first word line driver, a second word line driver and a pass transistor. In response to a word line selecting signal, the first word line driver may drive a word line using a first word line driving voltage signal in a first... | 04/29/2008 |
| 7362146 | Large supply range differential line driver A differential transmission line driver with supplemental current sources that overcome switching anomalies and EMU issues when the logic state of the driver is switching. During a logic transition, a current source, that is directed to the output of the driver, may... | 04/22/2008 |
| 7362139 | Semiconductor device A circuit with a large load driving capability, which is structured by single polarity TFTs, is provided. With a capacitor (154) formed between a gate electrode and an output electrode of a TFT (152), the electric potential of the gate electrode of the... | 04/22/2008 |
| 7355468 | Voltage generator circuit, method for providing an output voltage and electronic memory device A voltage generator circuit provides an output voltage that is higher than an input voltage. The voltage generator circuit includes an input terminal receiving the input voltage, and an output terminal providing the output voltage. A pre-charge element is coupled be... | 04/08/2008 |
| 7327168 | Semiconductor device and driving method thereof It is an object of the invention to provide a digital circuit which can operate normally regardless of binary potentials of an input signal. A semiconductor device having a correcting unit and a logic unit wherein the correcting unit includes a capacitor, first and ... | 02/05/2008 |
| 7327620 | Differential input buffer for receiving signals relevant to low power Disclosed herein are exemplary embodiments of an improved differential input buffer for receiving low power signals and associated methods. The disclosed buffer circuit comprises at least one differential amplifier for receiving as inputs an enable signal (e.g., a c... | 02/05/2008 |
| 7310213 | Semiconductor device provided with overheat protection circuit and electronic circuit using the same A overheat protection circuit is formed on the same semiconductor substrate as a power MOS FET is formed on. As the configuration, a first resistor is connected between an input terminal and a gate of the power MOS FET, a second resistor, a temperature sensing eleme... | 12/18/2007 |
| 7307463 | Source follower, voltage follower, and semiconductor device A source follower in which any one of the following three modes is selected by a plurality of switching elements: a first mode in which a first potential is supplied to a gate of a transistor and an input potential is supplied to a first electrode of a capacitor res... | 12/11/2007 |
| 7304502 | Level shifter and flat panel display comprising the same A level shifter and a flat panel display comprising the same, with reduced power consumption. The level shifter includes: a first transistor to apply a first voltage to an output terminal in correspondence with a first input signal; a second transistor to apply a se... | 12/04/2007 |
| 7301364 | Output buffer circuit and semiconductor device Disclosed is an output buffer circuit provided with a pre-emphasis function, including a first buffer circuit, receiving a first logic signal to drive a transmission line, and a second buffer circuit. The second buffer circuit includes an inverting buffer, receiving... | 11/27/2007 |
| 7292073 | Transmission line driver circuit A transmission line driver circuit that operates at a first voltage level is fabricated using devices that operate at a second, lower voltage level. The driver circuit includes a ramp generator that receives a speed signal and a data signal and generates a charge ra... | 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 |
| 7271619 | Charge pump circuit reducing noise and charge error and PLL circuit using the same Operation noise and charge error of a charge pump circuit are reduced, thereby the jitter characteristics and the spectrum characteristics of a PLL circuit are improved, and further a time period elapsed until the PLL circuit is locked is shortened. The charge pump ... | 09/18/2007 |
| 7250795 | High-speed, low-power input buffer for integrated circuit devices A high-speed, low-power input buffer for an integrated circuit device in which the input voltage (VIN) is coupled to both a pull-up and a pull-down transistor. In accordance with a specific embodiment, the input buffer utilizes a reference voltage input (VREF) durin... | 07/31/2007 |
| 7248093 | Bipolar bootstrap top switch gate drive for half-bridge semiconductor power topologies The invention is a method and apparatus for supplying both positive and negative gate drive power supply potentials to the top switch, in a typical half-bridge semiconductor power topology, from the bottom switch gate drive power supplies and without the use of tran... | 07/24/2007 |
| 7248198 | Reference voltage driving circuit and pipelined analog to digital converter including same A reference voltage driving circuit and a pipelined analog to digital converter including the reference voltage driving circuit capable of providing a stable reference voltage even during a high speed/high resolution of analog-to-digital conversion using source foll... | 07/24/2007 |
| 7245007 | Exposed lead interposer leadframe package An interposer for use in an external lead or land pattern semiconductor package. The interposer includes an interposer body which is molded from a dielectric material. The interposer body defines opposed top and bottom surfaces, an outer peripheral edge, and an inne... | 07/17/2007 |
| 7230457 | Programmable dual drive strength output buffer with a shared boot circuit An integrated circuit device is discussed that includes a data output driver having two modes of operation for driving a data bus. The output driver includes a circuit to produce a full drive output high signal, a partial drive output high signal, a full drive outpu... | 06/12/2007 |
| 7230454 | Serial audio output driver circuits and methods An output driver circuit including a transistor for pulling down an output terminal voltage and a charge pump for driving an input of the transistor to pull-down the output terminal voltage substantially to zero volts in response to a selected level of an input sign... | 06/12/2007 |
| 7230453 | Output buffer providing multiple voltages The present invention provides an output buffer providing multiple voltages including an arrangement of bootstrapping capacitors, and a charge replenishing mechanism which provides continuous pulses to the arrangement of bootstrapping capacitors, thereby, maintainin... | 06/12/2007 |
| 7218349 | Semiconductor device A semiconductor device is provided in which each pixel includes an electric circuit (a bootstrap circuit) for generating an electric potential that is higher than a voltage given through capacitative coupling. Also, there is provided a semiconductor device in which ... | 05/15/2007 |
| 7206252 | Circuit and method for generating word line control signals and semiconductor memory device having the same A circuit for generating word line control signals that have a stable boosting margin of the sub-word line driver: The circuit includes a first address buffer, a pre-decoder unit, a second address buffer, a main decoder and a circuit for generating a word-line boost... | 04/17/2007 |
| 7180356 | Semiconductor circuit The level shift circuit in the semiconductor circuit of the invention has a configuration comprising an input stage inverter circuit which inputs an input signal having a first voltage amplitude and outputs an inverted signal of this input signal, an output stage in... | 02/20/2007 |
