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392results about How to "Reliable forming" patented technology

Beam forming method

A radio communications system has subscriber stations and a base station that is provided with an antenna system with a plurality of antenna elements that emit a downlink signal in a weighted manner with coefficients of a weighting vector. In order to form a beam, a plurality of weighting vectors is determined at the subscriber station and the determined weighting vectors are transmitted to the base station. In a subsequent working phase, the subscriber station selects a dominant vector among the determined weighting vectors and transmits an indicator of the selected weighting vector to the base station.
Owner:NOKIA SOLUTIONS & NETWORKS GMBH & CO KG

Insulated gate field effect transistor and a method of manufacturing the same

Disclosed herein is an insulated gate field effect transistor including: (A) a source / drain region and a channel formation region; (B) a gate electrode formed above the channel formation region; and (C) a gate insulating film; wherein the gate insulating film is composed of a gate insulating film main body portion formed between the gate electrode and the channel formation region, and a gate insulating film extension portion extending from the insulating film main body portion to a middle of a side surface portion of the gate electrode, and when a height of the gate electrode is HGate and a height of the gate insulating film extension portion is HIns with a surface of the channel formation region as a reference, a relationship of HIns<HGate is fulfilled.
Owner:SONY CORP

Ablation device for cardiac tissue, in particular for a circular lesion around a vessel orifice in the heart

An ablation device for cardiac tissue, in particular for forming a circular lesion around a vessel orifice in the heart, comprisesa catheter which, in the region of its distal end, is provided with an abutment device for holding the distal end on a cardiac vessel orifice, anda linear ablation applicator which is disposed proximally or distally relative to the abutment device of the catheter and is movable from a straight passive position into a radially expanded, approximately circular-arc-type encircling ablation position.
Owner:AFREEZE

Punching device for buffer support of rear shock absorber of automobile

The invention discloses a punching device for a buffer support of a rear shock absorber of an automobile, which comprises an upper die plate, a lower die plate, a die plate motion guide device, a male die, an upper stripper plate, a female die and a lower stripper plate, and is characterized in that the male die is fixed on the lower surface of the upper die plate, the upper stripper plate is fixed on the lower surface of the upper die plate through a stripper bolt penetrating a stripper spring, the female die is fixed on the upper surface of the lower die plate, the lower surface of the upper striper plate is in contact with the female die, the lower stripper plate is fixed with a tray of a punch through a pull rod penetrating the lower die plate, a stripper push rod is further arranged between the lower stripper plate and the tray of the punch, the male die and the upper stripper plate can slide relatively, and the female die and the lower stripper plate can slide relatively. The punching device can well realize blanking and forming once in the device, save a large number of process steps, greatly save the production cost, improve the production efficiency and ensure the product quality; furthermore, the punching device has low manufacturing cost, economy and durability.
Owner:CHONGQING HUAQING AUTOMOBILE PARTS
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