Samsung Electronics Co., Ltd.

Institute of Radio Engineering and Electronics of Ras

Seoul National University

Yuhan Corporation

Young-hwan Kim

Seong-soo Lee

Jae-Hyon Kim

Sang-Min Han

Mi-Hyun Son

Dong-Hyun Lee

Sung-Tae Choi

Jung-Han Choi

Hyuncheol Park

Dong-ki Kim

Cheol-gyu Hwang

Min-woo Seo

Jei-young Lee

Chang-Seok Lee

Alexander Dmitriev

Joonhyuk Kang

Jaeseung Son

Ick-jae Yoon

Hak-Sun Kim

Yungil Kim

Won-Bin Hong

Young-Eil Kim

Kwang-Hyun Baek

Young Joong Yoon

Kwy-ro Lee

Alexander Goudelev

Jae-young Ryu

Soo-Yong Park

Jong-gwan Yook

Seong-sik Myoung

Hyounkuk Kim

SeongSoo Lee

Hyungrak Kim

Hyunkuk Kim

Su Khiong Yong

Hyun-Cheol Park

Jaehwan Kim

Dong-Hoon Kim

Hwan Shim

Hyun Woo Park

Ho-Woong Kang

Wonjae Shin

Hyo-Sig Won

Hae-in Chung

Chul-Soon Park

Kwangok Jeong

Bong-hyun Lee

Chan-Sun Park

Haruyama Shinichi

Hyung-joon Lim

Tae-Dong Han

Eun-Hye Jung

Eui-Chul Lee

Su-Khiong Yong

Su-Youn Nam

Sato Takahiro

Young-Joong Yoon

Yu-sung Lee

Hong-Yi Kim

Jin-Hwi Park

Young-woo Kwon

Jong-Gyun Kim

Yu-Sin Kim

Han-kil Lee

Hyoncheol Park

Bong-su Kwon

Hyung-kuk Yoon

Yo-han Lim

Hyung-rak Kim

Dmitriev S Alexander

Andreyev V Yuri

Jae Seung Son

Su-Bin Choi

Hyoun Kuk Kim

Won-Ee Chong

Jun-Chul Park

Ji-Yeong Gal

Ki-Chan Eun

Woo-yeol Choi

Seung-ho Hwang

Kwonhyung Lee

Anton Laktushkin

Elena Efremova

An example medical probe apparatus includes a main body; and a head which is detachably provided in the main body, and includes a transducer array configured to output an ultrasound for diagnosis of an object, the main body including: a transceiver configured to transmit and receive a signal to and from the transducer array through a plurality of channels; and at least one processor configured to control the transceiver to transmit a predetermined test signal to the transducer array of the head mounted to the main body, determine a probe type corresponding to the transducer array of the mounted head based on a feedback signal received through the transceiver in response to the test signal, and make the probe apparatus operate corresponding to the determined probe type.

Probe apparatus, medical instrument comprising same, and control method of probe apparatus

An ultrasound diagnosis apparatus and method enabling general users to easily acquire ultrasound images even when the users are unskilled at using ultrasound diagnosis apparatuses, including a probe comprising an analog front-end controller, an analog-to-digital converter, a field-programmable gate array, and a communication module, the probe being configured to acquire ultrasound data of an object.

Ultrasound diagnosis apparatus for self-diagnosis and remote-diagnosis, and method of operating the ultrasound diagnosis apparatus

The present invention provides a quinazoline derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same and a use thereof. The quinazoline derivative or its pharmaceutically acceptable salt has a selective inhibitory activity against the phosphatidylinositol 3-kinase delta subunit, and therefore can be usefully applied for preventing or treating cancer, along with avoiding side effects such as lymphopenia-associated inflammatory responses.

Quinazoline derivative or its salt and pharmaceutical composition comprising the same

Disclosed is an electronic apparatus for measuring a biometric signal, the electronic apparatus including: a measurer comprising measuring circuitry configured to measure a biometric signal of a person to be examined, and to generate a measured signal having a waveform corresponding to a characteristic of the biometric signal; a signal processor configured to process the generated measured signal; and a controller configured to control the signal processor to generate a compressed signal by compressing the measured signal and at least one piece of characteristic information included in a waveform of the measured signal, when the measured signal is compressed. Thus, a measured biometric signal is efficiently compressed while reducing a loss of main characteristic information.

Electronic apparatus and control method thereof

An ultrasound diagnosis apparatus and method enabling general users to easily acquire ultrasound images even when the users are unskilled at using ultrasound diagnosis apparatuses, and a non-transitory computer-readable storage medium having the ultrasound diagnosis method recorded thereon are provided. The ultrasound diagnosis apparatus includes a probe configured to acquire ultrasound data of an object; an image generation unit configured to generate an ultrasound image of the object by using the ultrasound data; a probe location acquisition unit configured to acquire a location of the probe on the object; a display unit configured to display the location of the probe and a reference location on an image representing the object; and a control unit configured to determine whether the location of the probe corresponds to the reference location.

A sensing device capable of detecting hardness includes a sensor array including a plurality of sensors, each of the plurality of sensors including a transmitter configured to emit a detection wave and a receiver configured to receive a reflected detection wave reflected by an object, the plurality of sensors arranged in a matrix form; and a controller configured to obtain image information and hardness information of each portion of the object from the reflected waves received by the plurality of sensors, and to form three-dimensional print data by mapping the image information and the hardness information.

Sensing device capable of detecting hardness, mobile device having the same, and three-dimensional printing apparatus using the same

A stethoscope head, according to an embodiment of the present invention, may include: an auscultatory sound receiver; a support member configured to support the auscultatory sound receiver; and a moving member comprising a light source configured to emit ultraviolet rays for sterilization to the auscultatory sound receiver, and capable of moving a position thereof with respect to the auscultatory sound receiver and the support member in a first direction orienting to an object and a second direction opposite to the first direction.

Stethoscope head and stethoscope comprising same

An antenna-printed circuit board (PCB) package is provided. The antenna-PCB package includes a PCB; an antenna portion formed on an upper surface of the PCB and inside the PCB; and a radio frequency integrated circuit (RFIC) chip bonded to a lower surface of the PCB.

Antenna-printed circuit board package

A multilayered antenna package including: a radio frequency integrated circuit (RFIC) interface layer that is configured to transmit a radio frequency (RF) signal; a first dielectric layer that is disposed on the RFIC interface layer; a coplanar waveguide layer that is disposed on the first dielectric layer and is configured to receive the RF signal transmitted by RFIC layer; a second dielectric layer disposed on the coplanar waveguide layer; and an antenna portion that is disposed on the second dielectric layer and is configured to irradiate a signal that is transmitted from the coplanar waveguide layer.

Multilayered circuit type antenna package

A wireless communication terminal capable of changing a channel, and a channel changing method of the wireless communication terminal. The wireless communication terminal generates a plurality of channels by dividing at least part of a frequency band for ultra-wideband communications into a plurality of frequency sub-bands, receives a radio signal in at least one of the plurality of the channels, and changes a channel for receiving the radio signal. Accordingly, high quality communications are feasible between the transmitter terminal and the receiver terminal in an optimized channel environment, and signal interference between the receiver terminals connected to different transmitter terminals can be prevented. Additionally, it is possible to carry out the channel change rapidly and efficiently and to reduce the power consumption required to transmit and receive radio signals comprising a chaotic carrier signal.

Communication terminal for changing channel and channel changing method thereof

Disclosed are a beamformer and a beamforming method. The beamformer includes a plurality of dividers, each of which divides an input signal along a plurality of paths, an input switch which selects one of the dividers such that the input signal is input to the selected divider, a phase shifter which shifts phases of respective output signals from the divider, and an output switch which transmits the output signals from the phase shifter to an antenna.

Beamformer and beamforming method

A waveguide of a multi-layer metal structure and a manufacturing method thereof are provided, the method including applying a plurality of metal layers on a substrate and a plurality of insulating layers respectively between the respective metal layers. Accordingly, it is possible to minimize conductive loss by dispersing current uniformly through wide regions between a signal line and ground lines.

Multi-layer waveguide structure having spaced apart first and second signal units of different widths and heights

Methods and apparatuses for chaotic communication in a wireless personal area network, A chaotic information carrier is generated for a first predetermined frequency range using a ring-structure oscillator. The ring structure oscillator includes a non-linear element. Chaotic pulses are generated by modulating the chaotic information carrier for the first predetermined frequency range with a data signal. A shape of a spectral density envelope of the chaotic information carrier for the first predetermined frequency range is determined based on a set of parameters which include a first set of values.

Method for direct chaotic communications with predetermined spectral mask

A PPB-CM communication system and method. The PPB-CM communication system includes a transmitter which splits a symbol period, which is a transmission unit of a communication signal, into at least a pair of parts, inserts a data signal into one of the parts, and transmits a communication signal having the data signal inserted; and a receiver which receives the communication signal from the transmitter and determines bit information of the symbol period according to which part of the symbol period has the data signal inserted, as determined by comparison of energy levels of the parts. Accordingly, a separate threshold is not required to determine the data bit of the symbol period. Thus, the communication signal can be accurately determined. Also, the communication system can be simply implemented without need of a delay line.

Pulse position based-chaotic modulation (PPB-CM) communication system and method

A communication apparatus using a chaotic signal and a method thereof are provided. The communication apparatus includes a correlator which multiplies source data by one of an optical orthogonal code (OOC) and a prime sequence code (PSC), and outputs transmission data, a transmission signal generating unit which generates a chaotic transmission signal by masking the transmission data with respect to a chaotic signal, and an antenna which transmits the chaotic transmission signal. As a result, multiple accesses are enabled, and a wireless communication system for short-distance operation, which is economic and low power-consuming, is provided.

Communication apparatus using chaotic signal and method thereof

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Hwaseong-si, South Korea

Young-hwan Kim