34 results about "Reverse transition" patented technology

A nonvolatile semiconductor memory device comprises: a two terminal structured variable resistive element, wherein resistive characteristics defined by current-voltage characteristics at both ends transit between low and high resistance states stably by applying a voltage satisfying predetermined conditions to the both ends, a transition from the low resistance state to the high resistance state occurs by applying a voltage of a first polarity whose absolute value is at or higher than a first threshold voltage, and the reverse transition occurs by applying a voltage of a second polarity whose absolute value is at or higher than a second threshold voltage; a load circuit connected to the variable resistive element in series having an adjustable load resistance; and a voltage generation circuit for applying a voltage to both ends of a serial circuit; wherein the variable resistive element can transit between the states by adjusting a resistance of the load circuit.

The invention concerns arrays comprising hundreds, thousands, to hundreds of thousands of samples and methods for screening thereof. These methods are useful to optimize, select, and discover compounds, compositions, or conditions that prevent, inhibit, induce, modify, or reverse physical-state transitions, particularly in-vivo physical-state transitions relating to disease causing processes. Such compounds, compositions, or conditions can be exploited to treat (e.g., reverse) or prevent the disease itself, the cause of the disease, or the symptoms of the disease.

A control system for a plug-in hybrid vehicle includes a drive system including a starter motor, a transverse engine, and a motor / generator, and a power supply system including a high voltage battery, a capacitor, and a hybrid control module that controls charging and discharging of the capacitor. In the control system for an FF plug-in hybrid vehicle in which an external charging of the high-power battery is available, the hybrid control module starts the starter, performs mode selection control and charge / discharge control, maintains a capacitor voltage at or below a deterioration free voltage when the CS mode is selected during ignition on, and recharges the capacitor to a starter start-up permission voltage that allows the starter to start when a pre-forecast of the reverse transition from the CS mode to the CD mode is established.

The invention discloses an aluminum alloy automobile hub and a preparation method thereof. The aluminum alloy automobile hub comprises spokes, a rim, bead seats, wheel lips, a bayonet, bolt holes, and a valve hole. The rim is a Z-shaped rim, and the Z-shaped rim comprises a Z-shape starting section, a reverse transition section, and a Z-shape extending section. The Z-shape starting section is connected with the reverse transition section which is connected with the Z-shape extending section. The two ends of the Z-shape starting section and the two ends of the Z-shape extending section are provided with bead seats respectively, each of the wheel lips is arranged on one side of a bead seat, and the valve hole is arranged on the reverse transition section in the side wall of the rim. The spokes are arranged on the rim and distributed at equal angles relative to the rim center. A reinforcing rib is arranged on one side of each spoke, a mounting plate is arranged at the center of the upper portion of the rim and connected with the ends of the spokes, the bayonet is disposed at the center of the mounting plate, and some bolt holes are formed around the bayonet. The aluminum alloy automobile hub has simplified structure and light weight, and is attractive in appearance; the rim is wide, and meanwhile the hardness, tensile strength, and elongation of the hub are greatly improved.

A liquid crystal display device includes a liquid crystal display panel having a display section which is composed of a plurality of display pixels, a driving unit which drives the display pixels, and a control unit which controls the driving unit. A first substrate includes pixel electrodes which are disposed in association with the plurality of display pixels. A second substrate includes a counter-electrode which is opposed to the plurality of pixel electrodes. A pair of alignment films are disposed on the plurality of pixel electrodes and the counter-electrode, and control an alignment state of liquid crystal molecules, which are included in the liquid crystal layer, by rubbing treatment. Dummy display pixels are disposed on a terminal end side of the display section in a rubbing direction. A driving unit includes circuit for cyclically applying a reverse transition prevention signal to the dummy display pixels.

A nonvolatile semiconductor memory device include: a two terminal structured variable resistive element, wherein resistive characteristics defined by current-voltage characteristics at both ends transit between low and high resistance states stably by applying a voltage satisfying predetermined conditions to the both ends. A transition from the low resistance state to the high resistance state occurs by applying a voltage of a first polarity whose absolute value is at or higher than first threshold voltage, and the reverse transition occurs by applying a voltage of a second polarity whose absolute value is at or higher than a second threshold voltage. A load circuit is connected to the variable resistive element in series having an adjustable load resistance. A voltage generation circuit applies a voltage to both ends of a serial circuit. The variable resistive element can transit between the states by adjusting a resistance of the load circuit.

A liquid crystal display device includes a liquid crystal display element section that is initialized such that the alignment state of liquid crystal molecules is transitioned from a splay alignment to a bend alignment capable of displaying an image, and a driving circuit DR that cyclically applies, after the initialization, to the liquid crystal display element section a reverse transition prevention voltage, which prevents reverse transition from the bend alignment to the splay alignment, and a display voltage corresponding to a display signal supplied externally. In particular, the driving circuit DR is configured to alter a reverse transition prevention driving condition on the basis of a field frequency of the display signal.

A liquid crystal display device includes a data transition part to compare a number of transitions between a previous data and a current data to selectively invert the current data and to generate a reverse signal, a memory to store the data from the data transition part and to output the stored data as the previous frame data, a data reverse transition part to reversely convert the data from the memory using the reverse signal, a lookup table to compare the current data and the previous frame data reversely converted by the data reverse transition part to select a modulated data, and a display drive circuit to display the data from the lookup table on a liquid crystal display panel.

A transition signal generator is used to for controlling a booster of a time division duplex signal in a communications system. The transition signal generator includes a signal sampler for sampling the time division duplex signal, a power detector for detecting a power of the sampled signal, and a timing control unit for generating a logic signal indicating a direction of the sampled signal from the detected power of the sampled signal.

A system and method for data tracking, processing, and analysis of multidimensional space trajectories of moving objects. The method is particularly applicable for moving objects having closely spaced final targets, such as aircraft landing at airport runways. The method may be used for air space sectorization. The method is provided for determining the number of asymptotically converged beams of the trajectories in 3D-space. Points of the trajectory sample are scattered into a set of independent points of the trajectories. Two-dimensional orthogonal projection of the set of points is considered and the most likelihood orthogonal linear regression of the points is defined. Such linear regression represents an asymptote tangential to a beam. Certain beam of trajectories is separated in reverse transition into original data space.

The invention is a device and method for measuring source rock maturity. It is made up of optical system forming stripe beam, capillary and observing screen behind it, CCD camera and computer, the capillary is placed horizontally, and its axis is parallel to the axis of the cylinder lens, and maintains the optical system and laser beam coaxial. The method uses parallel sample of source rock with known maturity, and uses CCD camera to record the interference stripe of source rock extract liquid, and differentiates the light and shade stripe and interference grades through image process, and uses the computer to program and forms a program, works out the reflection rate with Abelian reverse transition, creates a standard curve of source rock maturity and its extract liquid. To the source rock sample with unknown maturity, measures its reflection rate of its extract liquid, then it is compared with standard curve and acquires its maturity. The device is simple, the cost is low, and the precision is high.

A static var compensator controlling device for improving the system transient stability is characterized by comprising a measurement module, an AC analogy quantity input module, a state space transition module, a control module, a state space reverse transition module, a thyristor trigger and control module and a SVC (Static Var Compensator) device module.

A liquid crystal display device includes a data transition part to compare a number of transitions between a previous data and a current data to selectively invert the current data and to generate a reverse signal, a memory to store the data from the data transition part and to output the stored data as the previous frame data, a data reverse transition part to reversely convert the data from the memory using the reverse signal, a lookup table to compare the current data and the previous frame data reversely converted by the data reverse transition part to select a modulated data, and a display drive circuit to display the data from the lookup table on a liquid crystal display panel.

A liquid crystal display device includes substrates which are opposed to each other, a liquid crystal layer which includes an OCB mode liquid crystal and is held between the substrates, a display section which is composed of display pixels that are arrayed in a matrix, and a driving unit which cyclically charges a reverse transition prevention signal and a video signal in each of the display pixels. The driving unit includes circuits for varying a liquid crystal voltage which is retained in the display pixel after the charging of the reverse transition prevention signal, and a liquid crystal voltage which is retained in the display pixel after the charging of the video signal, thereby making a variation amount of the liquid crystal voltage after the charging of the reverse transition prevention signal greater than a variation amount of the liquid crystal voltage after the charging of the video signal.

A liquid crystal display device includes a liquid crystal display panel having a display section which is composed of a plurality of display pixels, a driving unit which drives the display pixels, and a control unit which controls the driving unit. A first substrate includes pixel electrodes which are disposed in association with the plurality of display pixels. A second substrate includes a counter-electrode which is opposed to the plurality of pixel electrodes. A pair of alignment films are disposed on the plurality of pixel electrodes and the counter-electrode, and control an alignment state of liquid crystal molecules, which are included in the liquid crystal layer, by rubbing treatment. Dummy display pixels are disposed on a terminal end side of the display section in a rubbing direction. A driving unit includes circuit for cyclically applying a reverse transition prevention signal to the dummy display pixels.

In an aspect of a discharge lamp driving device, a control unit performs first discharge lamp driving in which a first control and a second control are performed, and a second discharge lamp driving in which a third control and a fourth control are performed, a ratio of a DC current in the second control is higher than a ratio of the DC current in the first control, a ratio of the DC current in the fourth control is higher than a ratio of the DC current in the third control and is higher than the ratio of the DC current in the second control, and the control unit performs a transition from the second discharge lamp driving to the first discharge lamp driving in a case where an inter-electrode voltage is lower than a first reverse transition voltage.

The invention discloses a speed control method in the routing and reversing transition period of a multi-wire saw. The acceleration curve in the transition stage is a sine half-wave curve shown as a formula (I); wherein, the speed of a motor that runs in constant speed is V, the transition time from -V to V is T, an amplitude A is a formula (II); the change control curve in the speed transition stage is a formula (III); the acceleration is the greatest when the routing speed is zero, namely the output torque of the motor is the greatest. By the experiment results, the invention indicates that the transition speed curve is smooth, the reversing transition time is short, the speed fluctuation in the low-speed stage is small, and the requirement of a servo system for the capacity of the motor can be reduced to the greatest extent.

The invention discloses an aluminum alloy automobile hub and a preparation method thereof. The aluminum alloy automobile hub comprises spokes, a rim, bead seats, wheel lips, a bayonet, bolt holes, and a valve hole. The rim is a Z-shaped rim, and the Z-shaped rim comprises a Z-shape starting section, a reverse transition section, and a Z-shape extending section. The Z-shape starting section is connected with the reverse transition section which is connected with the Z-shape extending section. The two ends of the Z-shape starting section and the two ends of the Z-shape extending section are provided with bead seats respectively, each of the wheel lips is arranged on one side of a bead seat, and the valve hole is arranged on the reverse transition section in the side wall of the rim. The spokes are arranged on the rim and distributed at equal angles relative to the rim center. A reinforcing rib is arranged on one side of each spoke, a mounting plate is arranged at the center of the upper portion of the rim and connected with the ends of the spokes, the bayonet is disposed at the center of the mounting plate, and some bolt holes are formed around the bayonet. The aluminum alloy automobile hub has simplified structure and light weight, and is attractive in appearance; the rim is wide, and meanwhile the hardness, tensile strength, and elongation of the hub are greatly improved.

The invention discloses a handlebar safety steering toque reduction force multiplication device for a motorcycle, a bicycle and a moped scooter. The device is characterized by mainly comprising 1, a driving chain wheel, a chain and a driven chain wheel; 2, a driving belt pulley, a toothed belt and a driven belt pulley; 3, a driving gear, a reverse transition gear and a driven gear; and 4, a driving planetary gear and a driven inner rack. A handlebar can realize the homodromous decelerated rotation of a front fork axle in the four steering toque reduction transmission ways, so that the steering control of a rider over the front fork axle and a front wheel can be greatly enhanced. During the riding of a user, the safety steering toque reduction force multiplication handlebar is stable in steering control indirect passivation, safe and reliable. During running, passive feedback harmful steering torque generated by a bad concavo-convex road surface on the front wheel is reduced, and the control force of dual hands is multiplied, so that excessive steering can be avoided during high-speed running, high catching performance can be maintained, falling and side turning caused by accidental collision can be reduced, out-of-control risks in running are greatly reduced, and the life and property safety of the rider, passengers and roadside pedestrians can be effectively protected.

The invention relates to a walking gearbox for a harvester. The walking gearbox comprises a speed change mechanism and a steering mechanism. The speed change mechanism comprises a speed change drive shaft, a speed change driven shaft and a reverse transition shaft. The speed change driven shaft is provided with a main output gear and left and right auxiliary output gears. Left and right reverse input gears and left and right reverse output gears are arranged on the reverse transition shaft. Left and right clutches are arranged between the left reverse input gear and the left reverse output gear and between the right reverse input gear and the right reverse output gear respectively. The steering mechanism comprises a steering shaft and a steering transition shaft. The walking gearbox for the harvester has the advantages of being flexible in turning and steering, convenient to operate, provided with high function substitution capacity and capable of meeting timeliness requirements of agricultural production.

The invention relates to an electronically controlled two-way three-state clutch. When realizing the two-way three-state clutch control of forward and reverse transmission and separation, most of the clutch structures are complicated. It consists of forward rotation power output body, reverse power output body and transition body. Driven by the controllable rotation of the electronically controlled power input shaft, when the shaft sleeve with external thread is screwed into the internal thread of any one of the forward and reverse power output bodies, it passes through the stop surfaces set on both sides. Fit and drive together to realize forward and reverse transmission; when the shaft sleeve with external thread rotates under the accurate position control of the electronically controlled power input shaft and slides axially to the relatively static transition body position in the middle of the forward and reverse power output bodies , the electronic control power input shaft is separated from the forward and reverse power output bodies, so that the two-way three-state clutch of one clutch and two clutches can be realized through the coordinated action of mechanical and electronic control integration.

In a liquid crystal display device having an OCB liquid crystal panel, the frame frequency is set at 0.5 to 10 Hz and a reverse transition prevention voltage is set at 1 V while the liquid crystal panel is in a standby state.