Samsung Electronics Co., Ltd.

Alexander Gennadyevich Chernokalov

Nikolay Nikolayevich Olyunin

Ki Young Kim

Mikhail Nikolaevich Makurin

Vladimir Yakovlevich Arkhipenkov

Young Ho Ryu

Andrey Vladimirovich Kletsov

Stanislav Vladimirovich Polonsky

Keum Su Song

Alexander Nikolayevich Khripkov

Aleksei Andreevich Gavron

Maksim Alexeevich Vilenskii

Dmitriy Sergeevich Zarshchikov

Artem Yurevich Nikishov

Andrew Borisovich Kozyrev

Vitally Osadchy

Andrew Altynnikov

Igor Kotelnikov

Provided are a tag and a method, performed by the tag, of transmitting a response signal regarding a tag search signal. The method includes: receiving, from at least one of a plurality of slave nodes, the tag search signal including identifying data for identifying the tag; charging an energy storage element inside the tag by using the received tag search signal; obtaining the identifying data for identifying the tag from the received tag search signal; determining whether the obtained identifying data matches identification information pre-stored in the tag; and when the energy storage element is charged to a certain numerical value or above and the obtained identifying data matches the identification information pre-stored in the tag, outputting the response signal regarding the tag search signal.

Tag and tag position determination device and method

Provided is a switching device including: a cascode switch including at least two transistors connected in series and receiving a switching control signal; and a third switch receiving the switching control signal, wherein the at least two transistors include a first transistor receiving the switching control signal through a control terminal and a second transistor having a control terminal connected to a first voltage source, and wherein the third switch is connected between the control terminal and the first terminal of the second transistor, is turned off when the first transistor is turned on, and is turned on when the first transistor is turned off.

Switching device and power conversion device

To recognize a gesture and control a function in an electronic device, an operating method of an electronic device includes the operations of detecting a change of a Radio Frequency (RF) signal emitted into a body using an RF sensor, determining a gesture corresponding to the RF signal based on reference data corresponding to the gesture, and executing a function of the electronic device corresponding to the determined gesture.

Method for recognizing a gesture and an electronic device thereof

The disclosure relates to a method for determining whether to allow user access at an electronic device comprising: detecting a touch by an object on a touch-sensitive area of the electronic device, in which a plurality of electrode pairs are mounted, the plurality of electrode pairs including a first set of electrode pairs and a second set of electrode pairs; determining a subset of the first set of electrode pairs that are in contact with a part of the object; receiving electrical signals from each pair of the determined subset; calculating impedance values of respective parts of the object on the basis of the received electrical signals; determining a ratio of the calculated impedance values for each pair of electrode pairs disposed on mutually perpendicular lines from said the determined subset, and, when a first impedance value for one electrode pair included in electrode pairs disposed on the mutually perpendicular lines is greater than a second impedance value for the other electrode pair in the electrode pairs, the ratio of the calculated impedance values is a ratio of the first impedance to the second impedance; selecting two pairs of electrode pairs disposed on the mutually perpendicular lines with the maximum ratio of the calculated impedance values; and when the maximum ratio exceeds a predetermined threshold, identifying the object as a living tissue object, and allow access on the electronic device.

Method and electronic device for determining whether to allow user access

An apparatus configured to transceive wireless power, includes a magnetostrictive resonator configured to be excited by a magnetic field, and a soft magnetic material disposed in a vicinity of the magnetostrictive resonator. The apparatus further includes a transducing coil disposed in a vicinity of the magnetostrictive resonator or the soft magnetic material, and configured to convert mechanical energy generated by the excitation of the magnetostrictive resonator to electric energy.

Apparatus and method for transceiving wireless power

A system and a device for wirelessly transferring power without a cable are provided. A wireless electromagnetic receiver includes a first device configured to be magnetized based on an electromagnetic field. The wireless electromagnetic receiver further includes a second device configured to transform the magnetization of the first device into a power, the second device being not in contact with the first device.

Wireless electromagnetic receiver and wireless power transfer system

An apparatus includes active layers, and a first high resistive layer disposed between the active layers. The apparatus further includes second and third high resistive layers disposed on respective surfaces of the active layers, the second and third high resistive layers including first and second strip conductors, respectively, the first strip conductors being connected at an end by a first connecting conductor, the second strip conductors being connected at an end by a second connecting conductor, and the first connecting conductor being disposed perpendicularly to the second connecting conductor. The apparatus further includes first contact pads disposed on respective ends of the first connecting conductor, and second contact pads disposed on respective ends of the second connecting conductor. The apparatus further includes matching layers disposed on respective surfaces of the second and third high resistive layers.

Deflecting device for electromagnetic radiation

A system and a device for wirelessly transferring power without a cable are provided. A wireless electromagnetic receiver includes a first device configured to oscillate based on an electromagnetic field. The wireless electromagnetic receiver further includes a second device configured to transform the oscillation of the first device into a power, the second device being in contact with the first device.

An electrical steering lens antenna using a lens composed of a ferroelectric material is provided. The antenna includes a plate composed of a ferroelectric material. The antenna further includes a first resistive electrode disposed on a top surface of the plate. The antenna further includes a second resistive electrode disposed on a bottom surface of the plate. The antenna further includes a first conductive electrode disposed at a center of the first resistive electrode. The antenna further includes a second conductive electrode disposed along an edge of the first resistive electrode. The antenna further includes a power source connected to the first conductive electrode and the second conductive electrode.

Electrical steering lens antenna

A system and a device for wirelessly transferring power without a cable are provided. A wireless electromagnetic receiver includes a first device configured to oscillate based on an electromagnetic field. The wireless electromagnetic receiver further includes a second device configured to transform the oscillation of the first device into a power, the second device being in contact with the first device, and the second device including a precharged capacitor.

Growing community of inventors

Korolev, Russia

Alexander Gennadyevich Chernokalov