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| Number | Title | Issue Date |
| 8179170 | Semiconductor device and electronic appliance using the same A semiconductor device with less power consumption and an electronic appliance using the same. The semiconductor device of the invention is supplied with a first potential from a high potential power source and a second potential from a low potential power source. U... | 05/15/2012 |
| 8138806 | Driver circuit for high voltage differential signaling Driver circuit for high voltage differential signaling. The circuit includes a first positive driver that generates a first positive transition at a first output in response to an input. The circuit also includes a first current element coupled to the first positive... | 03/20/2012 |
| 8106686 | Integrated circuit An integrated circuit includes an input terminal for applying an input signal, a further input terminal for applying a further input signal having a level differing from the level of the initial input signal, an output terminal for providing an output signal, a swit... | 01/31/2012 |
| RE43015 | Capacitive high-side switch driver for a power converter The present invention discloses a capacitive high-side switch driver for a power converter. The capacitive high-side switch driver according to the present invention includes an inverter and two alternately conducting totem-pole buffers with complementary duty cycle... | 12/13/2011 |
| 8063673 | Transit state element A transit state element circuit. The transit state element circuit includes a clock input stage coupled to receive a clock signal, an output stage configured to drive an output signal on an output node and an activation stage coupled to an input node. The activation... | 11/22/2011 |
| 8054111 | Semiconductor device and electronic appliance using the same A semiconductor device with less power consumption and an electronic appliance using the same. The semiconductor device of the invention is supplied with a first potential from a high potential power source and a second potential from a low potential power source. U... | 11/08/2011 |
| 8049538 | Semiconductor device A shift register capable of supplying only a necessary clock signal to a necessary unit register with simple constitution. A semiconductor device is provided with a shift register in which a plurality of stages of unit registers is connected, in which the unit regis... | 11/01/2011 |
| 8040165 | Semiconductor integrated circuit Provided is a semiconductor integrated circuit including: a differential driver that is disposed between a first power supply and a second power supply and drives differential input signals to generate differential output signals; and a control signal generation cir... | 10/18/2011 |
| 8035425 | Active echo on-die repeater circuit A repeater circuit. The repeater circuit includes two output circuits, two echo circuits, two activation circuits, and two deactivation circuits. Responsive to detecting a logical transition of an input signal, one of the activation circuits is configured to activat... | 10/11/2011 |
| 7999579 | Output driver An output driver is applicable to two or more interface standards. The output driver includes a pre-driver configured to generate pull-up control signals and pull-down control signals according to a logic value of data to be output and a target resistance, and adjus... | 08/16/2011 |
| 7990188 | Clock buffer An apparatus is provided. The apparatus comprises a first bipolar junction transistor (BJT) differential pair having a first BJT and a second BJT, a second BJT differential pair having a third BJT and a fourth BJT, a first clamp having a fifth BJT and a sixth BJT, a... | 08/02/2011 |
| 7948278 | Load capacity driving circuit The present invention provides a load capacity driving circuit that is inexpensive and has a high driving capability. When an input signal changes to low potential, gate voltage of an output stage of an amplifying circuit increases, an NMOS transistor MNO turns on, ... | 05/24/2011 |
| 7940093 | Output circuit with overshoot-reducing function Output circuit with reduced overshoot includes input end, output end, a circuit composed of PMOS and NMOS, rising and falling edge trigger bias circuits. The rising and falling edge trigger bias circuits output biasing voltages to the output end for clamping the vol... | 05/10/2011 |
| 7932754 | Optimal control of charge-modulated gate drivers A system, apparatus and method is arranged to adaptively adjust drive signals for a gate controlled switch circuit such that the amount of gate swing automatically changes based on the load conditions. An adaptive gate charge modulation (GCM) technique can be utiliz... | 04/26/2011 |
| 7906995 | Clock buffer An apparatus is provided. The apparatus comprises a first bipolar junction transistor (BJT) differential pair having a first BJT and a second BJT, a second BJT differential pair having a third BJT and a fourth BJT, a first clamp having a fifth BJT and a sixth BJT, a... | 03/15/2011 |
| 7880515 | Driving circuit for capacitive load and fluid injecting device A driving circuit that drives a capacitive load includes a drive signal generator that generates a drive signal driving the capacitive load via a transistor pair in response to an analog signal, and a power-source voltage generator that generates a high-voltage powe... | 02/01/2011 |
| 7876133 | Output buffer circuit An output driver circuit can include at least a first driver transistor having a source-drain path coupled between a first power supply node and an output node. A first variable current supply can generate a current having at least one component that is inversely pr... | 01/25/2011 |
| 7868667 | Output driving device An output driving device capable of improving a slew rate is provided. The output driving device includes a push-pull type driving unit configured with a pull-up PMOS transistor and a pull-down NMOS transistor, wherein body biases of the pull-up PMOS transistor and ... | 01/11/2011 |
| 7863947 | Driving strength control circuit and data output circuit in semiconductor device A driving strength control circuit and a data output circuit for controlling driving strength of a data driver based on a user's demand are provided to make it possible to control the driving strength through a fuse cutting. The driving strength control circuit incl... | 01/04/2011 |
| 7852127 | Driving circuit for capacitive load and fluid injecting device A driving circuit that drives a capacitive load includes a drive signal generator that generates a drive signal that drives the capacitive load via a transistor pair in response to an analog signal. A power-source voltage generator generates high-voltage and low-vol... | 12/14/2010 |
| 7852128 | Driving circuit for capacitive load and liquid injecting apparatus A driving circuit for a capacitive load includes a driving signal generating unit that generates a driving signal for driving the capacitive load by using a pair of driving transistors. A power source voltage generating unit generates high-voltage and low-voltage po... | 12/14/2010 |
| 7852126 | Transmission apparatus and method A pre-emphasis circuit to emphasize edges of transmission data is controlled in correspondence with the result of analysis of the transmission data. ... | 12/14/2010 |
| 7843238 | Circuit for discharging an electrical load, power output stage comprising such a discharge circuit for the control of plasma display cells, and related system and method An embodiment of a discharge circuit comprises an output circuit with one output connected to an electrical load to absorb a discharge current given by the load when a logic signal commands a discharge of the load. The discharge circuit also comprises a control circ... | 11/30/2010 |
| 7839186 | Preset circuit of audio power amplifier A preset circuit of an audio power amplifier includes an inverter and a voltage drop device. The inverter receives an input signal to output an output signal, and includes a first switch and a second switch. The first switch is controlled with the input signal, and ... | 11/23/2010 |
| 7834671 | Analog buffer with voltage compensation mechanism An analog buffer having voltage compensation mechanism is disclosed for use in a source driving circuit of a liquid crystal display. The analog buffer includes a reference voltage generator, a plurality of capacitors, a plurality of switches, and a plurality of tran... | 11/16/2010 |
| 7830183 | Comparator with reduced power consumption A comparator component having a comparison circuit and bias generator circuit, with the bias generator circuit also having a same number of transistors connected in an identical configuration, as those contained in the comparison circuit to generate a comparison res... | 11/09/2010 |
| 7808286 | Circuitry in a driver circuit A driver circuit includes a first and a second voltage rail, a first pre-driver circuit, a power transistor, comparison circuitry which indicates when a voltage level of the first voltage rails is above or below a reference voltage level, a level shift circuit coupl... | 10/05/2010 |
| 7795931 | Operational comparator, differential output circuit, and semiconductor integrated circuit An operational comparator 10 includes a current source circuit, load circuits driven by the current source circuit, and a current mirror circuit. The load circuits are constituted with MOS transistors, predetermined reference voltage is supplied to the gate t... | 09/14/2010 |
| 7777533 | Semiconductor device The present invention provides a semiconductor device includes arms formed by two semiconductor elements, a map memory device which stores therein a correlation map between a control value for each of the arms and an optimized dead time to be set for the control val... | 08/17/2010 |
| 7759987 | Multi-channel semiconductor integrated circuit A semiconductor integrated circuit includes a high-side transistor, a low-side transistor, a level shift circuit for driving the high-side transistor, and a pre-driver circuit for driving the low-side transistor. A connection point of the high-side transistor and th... | 07/20/2010 |
| 7750691 | Clock driver circuit Clock driver circuit having upper and lower transistors1 and upper and lower transistors2. Voltage node1 coupled to electrodes of upper transistor1 and upper transistor2. Voltage node2 coupled to elec... | 07/06/2010 |
| 7750690 | Output stage for electronic devices integrated on a semiconductor substrate, in particular for high frequency applications and corresponding method An output stage may include an input terminal receiving an input signal, an output terminal coupled to an external load, and a pre-buffer coupled to the input terminal and including an enable terminal receiving a general enable signal and a first output terminal for... | 07/06/2010 |
| 7746126 | Load driving circuit To provide a load drive circuit that has a satisfactory phase characteristic and can be realized as a low-price LSI chip. A series circuit of nonlinear resistive elements (P2 and N3) and switch elements (N2 and P3) is inserted between con... | 06/29/2010 |
| 7746125 | High voltage driver circuit with fast slow voltage operation A high voltage driver circuit for devices such as non-volatile memories, in which a low voltage driver is combined in two different ways with a high voltage driver In one, input-independent embodiment, a low voltage driver (Q7, Q8) is connected directl... | 06/29/2010 |
| 7746127 | Driving device and driving method of capacitive load and liquid jet printing apparatus A driving device of a capacitive load includes a modulator that executes pulse modulation on a drive waveform signal. An inductor performs low-pass filtering on the modulated drive waveform signal and outputs the low-pass filtered signal as a drive signal towards a ... | 06/29/2010 |
| 7737737 | Drive circuit for voltage driven electronic element A drive circuit for driving a voltage-driven-type element including a gate terminal, an emitter terminal and a collector terminal includes a first semiconductor switch including an output terminal disposed between a power source for the drive circuit and the gate te... | 06/15/2010 |
| 7728635 | High voltage tolerant port driver A plurality of output drive devices are capable of tolerating an overvoltage produced by an electrical connection with an external device operating in a high-voltage supply realm. The drive devices are capable of sustaining a continuous electrical connection to the ... | 06/01/2010 |
| 7724047 | Semiconductor integrated circuit driving external FET and power supply incorporating the same A semiconductor integrated circuit includes: a switching control circuit having a first transistor and a second transistor coupled to an FET, and turning on and off the FET by turning on and off each of the first transistor and the second transistor, the FET attaini... | 05/25/2010 |
| 7719325 | Active-load dominant circuit for common-mode glitch interference cancellation An active-load dominant circuit for common-mode glitch interference cancellation, biased between a first voltage potential and a second voltage potential with an accompanying common-mode glitch interferer. The active-load dominant circuit includes a pair of pull-up ... | 05/18/2010 |
| 7710169 | Semiconductor integrated circuit controlling output impedance and slew rate A semiconductor integrated circuit according to the invention has a plurality of output transistors connected to an output terminal through which output data is outputted, and an impedance control circuit and a slew rate control circuit. The impedance control circui... | 05/04/2010 |
