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334results about How to "Avoid excessive changes" patented technology

Master-slave flip-flop and clocking scheme

A master-slave flip-flop comprises master and slave latches, with the data output of the master latch connected to the data input of the slave latch. The latches receive clock signals CKM and CKS at their respective clock inputs; each latch is transparent when its clock signal is in a first state and latches a signal applied to its input when its clock signal is in a second state. A clock buffer receives an input clock CKin and generates nominally complementary clock signals CKM and CKS such that one latch is latched while the other is transparent. The clock buffer is arranged to skew CKS with respect to CKM such that the slave latch is made transparent earlier than it would without the skew, making the minimum delay (tpd) between the toggling of CKin and a resulting change at the slave latch's output less than it would otherwise be.
Owner:MARVELL ASIA PTE LTD

Wireless Communications Headset System Employing a Loop Transmitter that Fits Around the Pinna

A wireless communications headset system for double hearing protection systems that eliminates the problems associated with typical wireless communications systems. The system employs a magnetic-field coupled wireless link from a loop transmitter to a magnetic field receiver. Current through the transmitter wire loops generates magnetic flux which passes through a communications earplug. The earplug has a receiver for converting the magnetic flux to electrical voltage, and this voltage is used to drive a speaker within the earplug. The transmitter can be easily installed into aviation headsets. The loop transmitter has an open center sized so that it fits around the pinna of the human ear enabling a close position to the communications earplug. This close position is advantageous if an efficient system is desired.
Owner:RED TAIL HAWK CORP

Isolated population of plant single cells and method of preparing the same

This invention is a method of minimizing the variation of cell growth and production through homogeneous cell line development. To be more specific, it is the method of isolating and proliferating single cell clone from the procambium to promote the stability of the plant-derived biologically active substances production by solving the problems of decrease in cell growth and the productivity during the long term culture.
Owner:WELLKEY HLDG LTD

Active matrix substrate and display device comprising same

An active matrix includes (i) a thin film transistor including a semiconductor layer formed above a gate electrode, a source electrode, and a drain electrode, the source electrode and the drain electrode formed to overlap with the semiconductor layer; and (ii) a pixel electrode connected to the drain electrode, a pixel electrode connected to the drain electrode, the drain electrode extended from the pixel electrode into a drain electrode formation region located to be kept within a semiconductor layer formation region, the drain electrode formation region sandwiched between two portions of the source electrode. With this arrangement, even when the semiconductor layers in the TFTs (thin film transistors) have unevenness in sizes, shapes, and / or formation positions thereof, it is possible to prevent occurrence of unevenness (changes) in gate-drain capacitances cgd among the TFTs. Thereby, it is possible to provide an active matrix substrate having a high display characteristic.
Owner:SHARP KK

Pressure-sensitive adhesive and retardation layer-attached polarizing plate, method for manufacturing thereof, optical film, and image display

A pressure-sensitive adhesive and retardation layer-attached polarizing plate (4) of the invention comprises a retardation layer-attached polarizing plate (3) comprising a polarizing plate (2) that comprises an iodine-based polarizer (1) and a transparent protective film laminated on both sides of the polarizer (1); and a retardation layer provided on at least one of the transparent protective films; and an acrylic pressure-sensitive adhesive layer laminated on the retardation layer side of the retardation layer-attached polarizing plate (3), wherein the iodine-based polarizer (1) has a ratio (K / I), which is the content (% by weight) of potassium (K) to the content (% by weight) of iodine (I) in the polarizer, of 0.200 to 0.235, the polarizing plate (2) comprises the iodine-based polarizer (1) and the transparent protective film laminated with an adhesive layer formed from a water-soluble adhesive containing an acetoacetyl group-containing polyvinyl alcohol resin and a crosslinking agent, the retardation layer-attached polarizing plate (3) has a measured dimensional shrinkage of 0.5% or less in the direction of its absorption axis after it is allowed to stand at 80° C. for 24 hours, the pressure-sensitive adhesive and retardation layer-attached polarizing plate (4) has a single-piece transmittance of 41.0% to 43.2%. The pressure-sensitive adhesive and retardation layer-attached polarizing plate can resist a change in optical properties and keep visibility high, even under heated or humidified conditions.
Owner:NITTO DENKO CORP

Remote level gauge adapted for liquid fuel tank

An apparatus for sensing a fluid level that, in one embodiment, is adapted to fit the threads of a fill pipe or vent cap in a storage tank. A first (or upper) part of the assembly is secured in an upper portion of the tank (such as is provided at a threaded vent opening) and includes components to permit sensing pressure at a first location. A second (lower) portion of the assembly sensing pressure at a second location is disposed in a weighted casing. The second portion is coupled to the first portion through a cable that carries a section of tubing. Circuitry disposed in the second portion receives a pressure indication from the upper portion through the tubing, and detects a fluid pressure at both the upper and lower portion of the tank. The difference between the two pressures is indicative of fluid level. This level is then sent back up to the electronics assembly in the first (upper) portion. The electronics assembly can contain a microprocessor and a radio transmitter, such as a cellular or other wireless data network transmitter, to report the fluid level to a remote station such as operated by a fuel supplier. In more particular aspects, the reports of fluid levels can be delayed until periods of significantly less change in fluid level or an indication that use of the tank as stopped, to save battery life.
Owner:KRITLOW MARK +1
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