Samsung Electronics Co., Ltd.

Yongwook Kim

Eun Joo Jang

Hyo Sook Jang

Jihyun Min

Shin Ae Jun

Tae Hyung Kim

Yuho Won

Garam Park

Taekhoon Kim

Hyun A Kang

Dongkyu Lee

Soo Kyung Kwon

Tae Gon Kim

Hyunki Kim

Na Youn Won

Kiyoung Kwon

Oul Cho

Sungwoo Hwang

Chulkwi Kim

Jimin Kim

Yongju Yu

Gangheok Kim

Jeong Hee Lee

Shang Hyeun Park

Dong-Hoon Kim

Nayoun Won

Sangmin Shin

Byoung-Joo Kim

Kyunghee Lee

Ji-Yeong Kim

Jungho Ahn

Dongouk Moon

Kyungah Chang

Mijo Kang

Jamin Goo

Sangjin Jeong

Taeho Lee

Dongoh Kang

Namju Park

Young-soo Jeong

Jongjin Ko

Tai Ho Choi

Sungjun Yi

Heejin Woo

Yoserb Yi

Taekoon Kim

A quantum dot includes: a core including a first semiconductor nanocrystal, and a shell disposed on the core, the shell including a second semiconductor nanocrystal and a dopant, wherein the first semiconductor nanocrystal includes a Group III-V compound, the second semiconductor nanocrystal includes zinc (Zn), sulfur (S), and selenium, and the dopant includes lithium, a Group 2A metal having an effective ionic radius less than an effective ionic radius of Zn, a Group 3A element having an effective ionic radius less than an effective ionic radius of Zn, or a combination thereof. Also a method of producing the quantum dot, and a composite, and an electronic device including the quantum dot.

Quantum dots and devices including the same

A display panel includes a light emitting panel and a color conversion panel. The color conversion layer emits a predetermined light. A color of the predetermined light comprises a first region of Cx of about 0.26 to about 0.35 and Cy of about 0.27 to about 0.35 in CIE 1931 color coordinates, and in an emission spectrum of the predetermined light having a color in the first region, a first area percentage is less than or equal to about 65%, where the first area percentage is defined by the following formula: [A/B]×100%, in which A denotes an area of a region having a wavelength of less than or equal to about 470 nm in the emission spectrum, and B denotes an area of a region having a wavelength of less than or equal to about 480 nm in the emission spectrum.

Display panel, production method thereof, and display device including the same

A display panel, including a light emitting panel including at least first and second light emitting units; and a color conversion panel including a surface opposite a surface of the light emitting panel and a color conversion layer including a first and second color conversion region and a partition wall defining the first and second color conversion region, wherein the first and second light emitting units are configured to provide the first color conversion region and the second color conversion region, respectively, with high energy incident light, wherein the first color conversion region includes a first semiconductor nanoparticle-polymer composite including a first polymer matrix including a polymer including a unit having a carboxyl group or an anion form of a carboxyl group, and further including, dispersed in the polymer matrix, first semiconductor nanoparticles an additional metal substance including a group IIB metal, a group IIIA metal, or a combination thereof.

Display panel and electronic device including the same

A nanocrystal particle including at least one semiconductor material and at least one halogen element, the nanocrystal particle including: a core comprising a first semiconductor nanocrystal; and a shell surrounding the core and comprising a crystalline or amorphous material, wherein the halogen element is present as being doped therein or as a metal halide.

Nanocrystal particles and processes for synthesizing the same

A light source includes a light emitting element which emits light, and a light conversion layer which converts the light emitted from the light emitting element into white light and emits the white light, where the light conversion layer includes a resin and a quantum dot material mixed with the resin, and a red apex of a color region of the white light is positioned in a region of 0.65<Cx<0.69 and 0.29<Cy<0.3370 in color coordinates, and a green apex of a color region of the white light is positioned in a region of 0.17<Cx<0.31 and 0.61<Cy<0.70 in the color coordinates.

Light source, and back light unit and liquid crystal display including the light source

A first electronic device according to various embodiments of the disclosure may include: a communication circuit, and at least one processor. The at least one processor may be configured to: receive, through the communication circuit, a first public key and a first request for a first symmetric key from a second electronic device, encrypt the first symmetric key using the first public key, transmit, through the communication circuit, the encrypted first symmetric key to the second electronic device, generate at least one second symmetric key corresponding to at least one object, encrypt the at least one object using the generated at least one second symmetric key, encrypt each of the at least one second symmetric key using the first symmetric key, and transmit, through the communication circuit, the encrypted at least one object and the encrypted at least one second symmetric key to the second electronic device.

Method for providing encrypted object and electronic device for supporting the same

A semiconductor nanocrystal particle including: a core including a first semiconductor material; and a shell disposed on the core, wherein the shell includes a second semiconductor material, wherein the shell is free of cadmium, wherein the shell has at least two branches and at least one valley portion connecting the at least two branches, and wherein the first semiconductor material is different from the second semiconductor material.

Semiconductor nanocrystal particles and devices including the same

A quantum dot having a perovskite crystal structure and including a compound represented by Chemical Formula 1:ABX&#x2003;&#x2003;Chemical Formula 1wherein, A is a Group IA metal selected from Rb, Cs, Fr, and a combination thereof, B is a Group IVA metal selected from Si, Ge, Sn, Pb, and a combination thereof, X is a halogen selected from F, Cl, Br, and I, BF, or a combination thereof, and &#x3b1; is greater than 0 and less than or equal to about 3; and wherein the quantum dot has a size of about 1 nanometer to about 50 nanometers.

Quantum dots, production methods thereof, and electronic devices including the same

A storage device includes a non-volatile memory device, a memory controller, a secure element, and a wireless power received. The memory controller encrypts data using key information and stores the encrypted data in the non-volatile memory device, or reads the encrypted data from the non-volatile memory device, decrypts the read encrypted data using the key information, and outputs the decrypted data to an external device. The secure element stores the key information. The wireless power receiver, when the key information of the secure element is destroyed, receives wireless power from an external wireless device and provides the wireless power to the secure element.

Storage device and data destruction method thereof

An electronic apparatus is provided. The electronic apparatus includes a first communication interface, a second communication interface, and a processor configured to control the first communication interface to connect to a Bluetooth&#x2122; low energy (BLE) network, and based on receiving a wireless fidelity (Wi-Fi) signal from an access point (AP) apparatus through the second communication interface, identify a strength of the received Wi-Fi signal, transmit information on the strength of the received Wi-Fi signal to the AP apparatus through the second communication interface, and based on receiving response information corresponding to the information transmitted from the AP apparatus through the second communication interface, identify whether the electronic apparatus is a main apparatus among a plurality of electronic apparatuses connected to the BLE network based on the received response information, and maintain Wi-Fi communication through the second communication interface or release the Wi-Fi communication based on the identification result.

Electronic apparatus for controlling a plurality of electronic apparatuses through wireless communication and controlling method thereof

According to an embodiment of the disclosure, an electronic device may include a communication interface, a dynamic vision sensor (DVS) to generate bit data for each of a plurality of image frames, based on change in illuminance, a processor electrically connected with the communication interface and the DVS, and a memory electrically connected with the processor. The memory may store instructions, and the instructions may cause the processor to filter out at least a partial frame of the plurality of image frames, based on a ratio of the number of a bit value, which is included in the bit data and corresponds to each pixel, to the number of total pixels constituting each of the plurality of image frames, and recognize a shape of a surrounding object of the electronic device, based on another frame of the plurality of image frames. Moreover, various embodiment found through the disclosure are possible.

Electronic device for recognizing object and method for controlling electronic device

A method for locating positions of electronic devices is provided. The method includes receiving, by a master electronic device, movement information of the electronic devices, and setting the electronic devices to a first reference device, a second reference device, or a normal electronic device, based on the movement information, calculating, by the first reference device, a distance between the first reference device and the second reference device and a distance between the first reference device and the normal electronic device, calculating, by the second reference device, a distance between the second reference device and the normal electronic device, and transmitting the calculated distance information to the first reference device, and calculating, by the first reference device, a position of the normal electronic device by a triangulation method, based on the distances among the first reference device, the second reference device, and the normal electronic device.

Apparatus and method for tracking movement of electronic device

Growing community of inventors

Suwon-si, South Korea

Yongwook Kim