ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE patent applications on March 27th, 2025
Patent Applications by ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE on March 27th, 2025
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE: 23 patent applications
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE has applied for patents in the areas of H04W16/14 (2), H04N19/593 (2), H04W28/02 (2), H04N19/70 (2), H04W56/00 (2) H04W16/14 (2), G01R29/0885 (1), H04N19/51 (1), H10H20/856 (1), H10D84/811 (1)
With keywords such as: layer, prediction, information, signal, based, device, block, present, image, and station in patent application abstracts.
Patent Applications by ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventor(s): Kwang Jae LEE of Daejeon KR for electronics and telecommunications research institute, Won Young SONG of Sejong-si KR for electronics and telecommunications research institute, Soon Ik JEON of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): G01R29/08
CPC Code(s): G01R29/0885
Abstract: a method, an apparatus and a system for evaluating the performance of an electromagnetic radiation device are disclosed. according to an embodiment of a present disclosure, a performance evaluation system includes a power source, an impedance matching circuit, the electromagnetic radiation electrode and a phantom that simulates a subject which is a target of electromagnetic wave irradiation. the performance evaluation system also includes an instrument for measuring the power of the power source, a first power inside the phantom, and a first electric field inside the phantom. the performance evaluation system also includes an analysis device for calculating a power radiated to the phantom and evaluating performance of an electromagnetic radiation device using at least one of the power radiated to the phantom, a second power inside the phantom, and a second electric field inside the phantom.
Inventor(s): Gi Heon KIM of Daejeon KR for electronics and telecommunications research institute, Won Jae LEE of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): G02F1/133, E06B9/24, G02F1/1334, G02F1/169
CPC Code(s): G02F1/13306
Abstract: provided is a variable-transmittance window film capable of being operated in four different colors, and the window film of the present invention includes a first film, a second film spaced apart from the first film, a third film interposed between the first film and the second film, a suspended particle layer between the first film and the third film, and a polymer dispersed liquid crystal layer between the second film and the third film, wherein the polymer dispersed liquid crystal layer includes a dye having a second color complementary to a first color of the suspended particle layer.
Inventor(s): Hee Kyung LEE of Daejeon KR for electronics and telecommunications research institute, Hyon Gon CHOO of Daejeon KR for electronics and telecommunications research institute, Yeong Jun KOH of Daejeon KR for electronics and telecommunications research institute, Jong Hyeon BAEK of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): G06T7/12, G06V10/44, G06V10/74, G06V10/764, G06V10/771
CPC Code(s): G06T7/12
Abstract: the present disclosure relates to a method and apparatus for performing enhanced center-based panoptic segmentation. a method according to an embodiment of the present disclosure may comprise: extracting a plurality of image feature maps based on an input image; extracting first image feature data through a transformer-based encoder; extracting second image feature data through a pixel decoder; selecting a query set through a query selection unit; extracting an updated query set through a transformer-based decoder; and generating a predicted class and a predicted segmented image. in this regard, a selection operation may be performed on predicted classes and predicted segment images for at least one query on the object.
Inventor(s): Hyungil Kim of Daejeon KR for electronics and telecommunications research institute, Kimin Yun of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): G06V10/26, G06V10/77, G06V10/778, G06V10/82
CPC Code(s): G06V10/26
Abstract: provided is an apparatus for image recognition, the apparatus including: a first encoding module configured to extract image feature information from an input image; a second encoding module configured to encode a user input related to segmentation of the input image to extract prompt feature information; a tuning module configured to tune the extracted prompt feature information according to a specified purpose using the image feature information and the extracted prompt feature information; and a decoding module configured to generate a segmentation mask based on the image feature information and the tuned prompt feature information.
Inventor(s): Seung Kwon BEACK of Daejeon KR for electronics and telecommunications research institute, Jongmo SUNG of Daejeon KR for electronics and telecommunications research institute, Tae Jin LEE of Daejeon KR for electronics and telecommunications research institute, Woo-taek LIM of Daejeon KR for electronics and telecommunications research institute, Inseon JANG of Daejeon KR for electronics and telecommunications research institute, Byeongho CHO of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): G10L19/032, G10L19/03
CPC Code(s): G10L19/032
Abstract: disclosed are a device and method for audio signal processing. the audio signal processing device according to an embodiment includes a receiver configured to receive a bitstream corresponding to a compressed audio signal and a processor. the processor may be configured to generate a real restoration signal or a complex restoration signal by performing inverse quantization on real data of the bitstream or complex data of the bitstream, generate a result of real frequency domain noise shaping (fdns) synthesis or a result of complex fdns synthesis by performing fdns synthesis on the real restoration signal or the complex restoration signal, and generate a restored audio signal by performing frequency-to-time transform on the result of the real fdns synthesis or the result of the complex fdns synthesis.
Inventor(s): Inseon JANG of Daejeon KR for electronics and telecommunications research institute, Woo-taek LIM of Daejeon KR for electronics and telecommunications research institute, Soo Young PARK of Daejeon KR for electronics and telecommunications research institute, Seung Kwon BEACK of Daejeon KR for electronics and telecommunications research institute, Jongmo SUNG of Daejeon KR for electronics and telecommunications research institute, Byeongho CHO of Daejeon KR for electronics and telecommunications research institute, Jung Won KANG of Daejeon KR for electronics and telecommunications research institute, Tae Jin LEE of Daejeon KR for electronics and telecommunications research institute, Minje KIM of Bloomington IN US for electronics and telecommunications research institute, Haici YANG of Bloomington IN US for electronics and telecommunications research institute
IPC Code(s): G10L19/038, G10L21/0208, G10L25/30
CPC Code(s): G10L19/038
Abstract: a method and device for encoding/decoding an audio signal based on dequantization through potential diffusion are provided. the method of decoding an audio signal includes obtaining a discrete latent vector in which a speech signal is quantized and based on the discrete latent vector, outputting a continuous latent vector in which the discrete latent vector is dequantized.
Inventor(s): Inseon JANG of Daejeon KR for electronics and telecommunications research institute, Soo Young PARK of Daejeon KR for electronics and telecommunications research institute, Seung Kwon BEACK of Daejeon KR for electronics and telecommunications research institute, Jongmo SUNG of Daejeon KR for electronics and telecommunications research institute, Woo-taek LIM of Daejeon KR for electronics and telecommunications research institute, Byeongho CHO of Daejeon KR for electronics and telecommunications research institute, Jung Won KANG of Daejeon KR for electronics and telecommunications research institute, Tae Jin LEE of Daejeon KR for electronics and telecommunications research institute, Minje KIM of Bloomington IN US for electronics and telecommunications research institute, Haici YANG of Bloomington IN US for electronics and telecommunications research institute
IPC Code(s): G10L19/16
CPC Code(s): G10L19/16
Abstract: a method and apparatus for encoding/decoding a neural network-based personalized speech are provided. the method includes outputting a first bit stream in which an input speech signal is encrypted, based on the input speech signal, and outputting a second bit stream in which speaker information of the input speech signal is encrypted, based on the input speech signal.
Inventor(s): Oh Kee KWON of Daejeon KR for electronics and telecommunications research institute, Chul-Wook LEE of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H01S5/12, H01S5/02, H01S5/028, H01S5/34
CPC Code(s): H01S5/1237
Abstract: provided is a continuous frequency-tuning array light source. the light source may include a substrate including a gain region, a phase modulation region, and an internal reflection region arranged in a first direction, a core layer extending in the first direction on the substrate and including a grating in the internal reflection region, an upper clad layer on the core layer and the substrate, external reflection coating on one side wall of the substrate adjacent to the gain region, the core layer, and the upper clad layer, a dielectric layer on the upper clad layer in the phase modulation region and the internal reflection region, an ohmic contact layer on the upper clad layer in the gain region, and electrodes on the dielectric layer and the ohmic contact layer.
Inventor(s): O Kyun KWON of Daejeon KR for electronics and telecommunications research institute, Nam Je KIM of Daejeon KR for electronics and telecommunications research institute, Ho Sung KIM of Daejeon KR for electronics and telecommunications research institute, Mi Ran PARK of Daejeon KR for electronics and telecommunications research institute, Seung Chul LEE of Daejeon KR for electronics and telecommunications research institute, Won Seok HAN of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H01S5/20, H01S5/026, H01S5/11
CPC Code(s): H01S5/2077
Abstract: the present invention relates to a method of manufacturing a photonic integrated device based on single-step active layer epitaxial growth, and the method includes forming, on a substrate, a reference region having a first bandgap and a region having a bandgap, which is red-shifted relative to the first bandgap, through active layer epitaxial growth, and applying a blue-shift to the substrate to form a region having a second bandgap that is blue-shifted relative to the first bandgap.
Inventor(s): Jaejun Yoo of Daejeon KR for electronics and telecommunications research institute, Min Jung Kim of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H04L5/00, G01S19/48, H04W64/00
CPC Code(s): H04L5/005
Abstract: disclosed are a system and method for encoding, in the form of a sequence, various types of positioning resources that are collected in order to support various types of positioning in a gnss shadow area. an encoding system based on a positioning resource sequence that supports continuous hybrid positioning includes an input interface device configured to collect positioning resources in a positioning target space, memory in which a program that performs encoding on the positioning resources has been stored, and a processor configured to execute the program. the processor allocates an index to the positioning resource by considering the type of each positioning resource and encodes the positioning resource in the form of a sequence.
Inventor(s): Hui Yong KIM of Daejeon KR for electronics and telecommunications research institute, Gwang Hoon PARK of Seongnam-si KR for electronics and telecommunications research institute, Kyung Yong KIM of Suwon-si KR for electronics and telecommunications research institute, Sang Min KIM of Yongin-si KR for electronics and telecommunications research institute, Sung Chang LIM of Daejeon KR for electronics and telecommunications research institute, Jin Ho LEE of Daejeon KR for electronics and telecommunications research institute, Jin Soo CHOI of Daejeon KR for electronics and telecommunications research institute, Jin Woong KIM of Wonju-si KR for electronics and telecommunications research institute
IPC Code(s): H04N19/105, H04N19/103, H04N19/124, H04N19/136, H04N19/139, H04N19/159, H04N19/172, H04N19/176, H04N19/503, H04N19/513, H04N19/52
CPC Code(s): H04N19/105
Abstract: the present invention relates to a method and apparatus for setting a reference picture index of a temporal merging candidate. an inter-picture prediction method using a temporal merging candidate can include the steps of determining a reference picture index for a current block; and inducing a temporal merging candidate block of the current block and calculating a temporal merging candidate from the temporal merging candidate block, wherein the reference picture index of the temporal merging candidate can be calculated regardless of whether a block other than the current block is decoded. accordingly, a video processing speed can be increased and video processing complexity can be reduced.
Inventor(s): Jong Ho KIM of Daejeon KR for electronics and telecommunications research institute, Hui Yong KIM of Daejeon KR for electronics and telecommunications research institute, Se Yoon JEONG of Daejeon KR for electronics and telecommunications research institute, Sung Chang LIM of Daejeon KR for electronics and telecommunications research institute, Ha Hyun LEE of Seoul KR for electronics and telecommunications research institute, Jin Ho LEE of Daejeon KR for electronics and telecommunications research institute, Suk Hee CHO of Daejeon KR for electronics and telecommunications research institute, Jin Soo CHOI of Daejeon KR for electronics and telecommunications research institute, Jin Woong KIM of Daejeon KR for electronics and telecommunications research institute, Chie Teuk AHN of Daejeon KR for electronics and telecommunications research institute, Mun Churl KIM of Daejeon KR for electronics and telecommunications research institute, Bum Shik LEE of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H04N19/44, H04N19/18, H04N19/46, H04N19/593, H04N19/60, H04N19/64, H04N19/70
CPC Code(s): H04N19/44
Abstract: disclosed decoding method of the intra prediction mode comprises the steps of: determining whether an intra prediction mode of a present prediction unit is the same as a first candidate intra prediction mode or as a second candidate intra prediction mode on the basis of 1-bit information; and determining, among said first candidate intra prediction mode and said second candidate intra prediction mode, which candidate intra prediction mode is the same as the intra prediction mode of said present prediction unit on the basis of additional 1-bit information, if the intra prediction mode of the present prediction unit is the same as at least either the first candidate intra prediction mode or the second candidate intra prediction mode, and decoding the intra prediction mode of the present prediction unit.
Inventor(s): Hui Yong KIM of Daejeon KR for electronics and telecommunications research institute, Jin Ho LEE of Daejeon KR for electronics and telecommunications research institute, Sung Chang LIM of Daejeon KR for electronics and telecommunications research institute, Jin Soo CHOI of Daejeon KR for electronics and telecommunications research institute, Jin Woong KIM of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H04N19/51, H04N19/105, H04N19/182, H04N19/196, H04N19/42, H04N19/513, H04N19/52, H04N19/593, H04N19/82
CPC Code(s): H04N19/51
Abstract: an image decoding method according to the present invention includes reconstructing a residual block by inverse-quantizing and inverse-transforming an entropy-decoded residual block, generating a prediction block by performing intra prediction on a current block, and reconstructing an picture by adding the reconstructed residual block to the prediction block, wherein generating the prediction block includes generating a final prediction value of a prediction target pixel included in the current block based on a first prediction value of the prediction target pixel and a final correction value calculated by performing an arithmetic right shift on a two's complementary integer representation for an initial correction value of the prediction target pixel by a binary digit of 1. accordingly, upon image encoding/decoding, computation complexity may be reduced.
Inventor(s): Won Sik CHEONG of Daejeon KR for electronics and telecommunications research institute, Kug Jin YUN of Daejeon KR for electronics and telecommunications research institute, Dong San JUN of Daejeon KR for electronics and telecommunications research institute, Seon Jae KIM of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H04N19/70, H04N19/117, H04N19/176
CPC Code(s): H04N19/70
Abstract: an image encoding/decoding method, device and recording medium of the present disclosure may include deriving an atlas boundary from a reference sample region of a current block, determining, in response to the existence of the atlas boundary, whether an index of a reference sample line having the atlas boundary is greater than a threshold value, and adaptively transmitting a multiple reference line (mrl) syntax of the current block encoded by a changed binarization method based on the atlas boundary according to whether an index of a reference sample line having the atlas boundary is greater than a threshold value.
Inventor(s): Bong-Su KIM of Daejeon KR for electronics and telecommunications research institute, Seung Keun PARK of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H04W16/14, H04B17/336, H04W28/02
CPC Code(s): H04W16/14
Abstract: a method of generating a protected area contour for frequency sharing is disclosed. the method of generating a protected area contour for frequency sharing, according to an embodiment, may include: calculating, for a first wireless station, an interference-to-noise ratio (inr) that is an effect of interference by a second wireless station sharing a frequency band with the first wireless station; setting an analysis area in which the interference is predicted to occur in a surrounding area of the first wireless station based on the inr; and generating a protected area contour of the first wireless station based on the analysis area and the inr.
Inventor(s): Igor KIM of Daejeon KR for electronics and telecommunications research institute, Seung Keun PARK of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H04W16/14, H04W4/02
CPC Code(s): H04W16/14
Abstract: the present disclosure relates to a method and apparatus for estimating maximum allowable power in a frequency sharing system. a method for performing an available spectrum inquiry according to an embodiment of the present disclosure may comprise: determining an allowable power level for the second device based on whether there is an overlap between an exclusion area for the second device or at least one of the one or more protection area contours and a location uncertainty area of a first device; and transmitting a message for an available spectrum inquiry response including information on the determined allowable power level. herein, the second device supporting another service whose frequency is shared with a specific service based on location-related information of the first device may be selected.
Inventor(s): Jeoung Lak HA of Daejeon KR for electronics and telecommunications research institute, Changki Kim of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H04W28/02
CPC Code(s): H04W28/0268
Abstract: proposed is an apparatus and method for providing pack data unit (pdu) set information in a wireless communication system. in the wireless communication system, a method for operating a user plane function (upf) includes a process of transmitting pdu set-related information and information for indicating the pdu set-related information to a radio access network (ran) through a gtp-u extension header. the information for indicating the pdu set-related information includes a pdu type, a qos flow identifier (qfi), a pdu set size indicator (pssi), an end data burst indicator (edbi), a pdu set sequence number (pssn), and a pdu sequence number within a pdu set (psn). the pdu set-related information includes at least one of an end pdu of the pdu set (epdu), an end of data burst (edb), a pdu set importance (psi), and a pdu set size (pssize).
Inventor(s): Hyung Deug BAE of Daejeon KR for electronics and telecommunications research institute, Sook Yang KANG of Daejeon KR for electronics and telecommunications research institute, Chul PARK of Daejeon KR for electronics and telecommunications research institute, Myungsan BAE of Daejeon KR for electronics and telecommunications research institute, Jaesheung SHIN of Daejeon KR for electronics and telecommunications research institute, Jae Wook SHIN of Daejeon KR for electronics and telecommunications research institute, Sung-Min OH of Daejeon KR for electronics and telecommunications research institute, Kwang Ryul JUNG of Daejeon KR for electronics and telecommunications research institute, You Sun HWANG of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H04W36/08, H04W36/00
CPC Code(s): H04W36/083
Abstract: a method of a terminal may comprise: receiving system information including terrestrial cell reselection parameters and on-board cell reselection parameters; determining whether the terminal is in an on-board state with respect to a first base station; and in response to determining that the terminal is in the on-board state with respect to the first base station, performing cell reselection by applying the on-board cell reselection parameters to reception measurement on the first base station.
Inventor(s): Hee Wook KIM of Dejeon KR for electronics and telecommunications research institute
IPC Code(s): H04W56/00, H04W84/06
CPC Code(s): H04W56/0015
Abstract: a method of a base station may comprise: receiving a link signal from a satellite; obtaining a first reference time of the satellite from the link signal; configuring a second reference time of the base station based on the first reference time; and transmitting a downlink signal to a terminal based on the second reference time, wherein the satellite belongs to a non-terrestrial network and the base station belongs to a terrestrial network.
Inventor(s): Hee Wook KIM of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H04W56/00, H04B7/185
CPC Code(s): H04W56/0045
Abstract: a method of a terminal may comprise: receiving, from a base station, information on timing advance (ta) groups, which are divided into groups, each having a specific unit size, based on a range for tas occurring within a cell, and information on group-specific scheduling offsets mapped to the ta groups; calculating a pre-compensated ta based on satellite ephemeris information of the base station and location information of the terminal; identifying a group-specific scheduling offset mapped to a ta group corresponding to the pre-compensated ta; and transmitting a first uplink signal including a preamble to the base station using an uplink timing adjusted based on the group-specific scheduling offset.
Inventor(s): SangHwa YOO of Daejeon KR for electronics and telecommunications research institute, Heuk PARK of Daejeon KR for electronics and telecommunications research institute, Joon Ki LEE of Sejong-si KR for electronics and telecommunications research institute
IPC Code(s): H01L27/06, H01L29/66, H01L29/94
CPC Code(s): H10D84/811
Abstract: a high-density capacitor and a method for manufacturing the same are disclosed. the high-density capacitor includes a metal-oxide-semiconductor (mos) capacitor having a silicon layer with a dopant concentration of at least 1�1020 cm-3; a first dielectric layer formed on above the silicon layer, and a first metal layer formed above the first dielectric layer.
Inventor(s): Himchan OH of Daejeon KR for electronics and telecommunications research institute, Jae Bon KOO of Daejeon KR for electronics and telecommunications research institute, Chan Woo PARK of Daejeon KR for electronics and telecommunications research institute, Ji-Young OH of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H01L33/60, H01L25/16
CPC Code(s): H10H20/856
Abstract: the present disclosure provides a stretchable display device. the stretchable display device according to an embodiment of the inventive concept includes a lower substrate, a reflective layer on the lower substrate, pixels provided on the reflective layer to generate light, and a diffusion layer which is provided between the pixels and the reflective layer and diffuses the light onto the reflective layer.
Inventor(s): Byoung-Hwa KWON of Daejeon KR for electronics and telecommunications research institute, Chan-mo KANG of Daejeon KR for electronics and telecommunications research institute, Hyungwoo SUH of Daejeon KR for electronics and telecommunications research institute, Jin Wook SHIN of Daejeon KR for electronics and telecommunications research institute, YOONSUNG YOO of Daejeon KR for electronics and telecommunications research institute, Hyunsu CHO of Daejeon KR for electronics and telecommunications research institute, Chul Woong JOO of Daejeon KR for electronics and telecommunications research institute, Sukyung CHOI of Daejeon KR for electronics and telecommunications research institute
IPC Code(s): H10K59/122, H10K59/38, H10K59/80
CPC Code(s): H10K59/122
Abstract: provided is a display panel including a base substrate, a display element layer, and a light control layer, wherein the display element layer includes a first electrode, a second electrode, a light-emitting layer and a first pixel definition layer, the light control layer includes a second pixel definition layer, and a light control pattern including quantum dots, a bottom surface of the first pixel definition layer has a first width in a first direction, the first pixel definition layer has a first height in a second direction, a bottom surface of the second pixel definition layer has a second width in the first direction, the second pixel definition layer has a second height in the second direction, and a first aspect ratio calculated by dividing the first height by the first width is smaller than a second aspect ratio calculated by dividing the second height by the second width.
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE patent applications on March 27th, 2025
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- G01R29/08
- CPC G01R29/0885
- Electronics and telecommunications research institute
- G02F1/133
- E06B9/24
- G02F1/1334
- G02F1/169
- CPC G02F1/13306
- G06T7/12
- G06V10/44
- G06V10/74
- G06V10/764
- G06V10/771
- CPC G06T7/12
- G06V10/26
- G06V10/77
- G06V10/778
- G06V10/82
- CPC G06V10/26
- G10L19/032
- G10L19/03
- CPC G10L19/032
- G10L19/038
- G10L21/0208
- G10L25/30
- CPC G10L19/038
- G10L19/16
- CPC G10L19/16
- H01S5/12
- H01S5/02
- H01S5/028
- H01S5/34
- CPC H01S5/1237
- H01S5/20
- H01S5/026
- H01S5/11
- CPC H01S5/2077
- H04L5/00
- G01S19/48
- H04W64/00
- CPC H04L5/005
- H04N19/105
- H04N19/103
- H04N19/124
- H04N19/136
- H04N19/139
- H04N19/159
- H04N19/172
- H04N19/176
- H04N19/503
- H04N19/513
- H04N19/52
- CPC H04N19/105
- H04N19/44
- H04N19/18
- H04N19/46
- H04N19/593
- H04N19/60
- H04N19/64
- H04N19/70
- CPC H04N19/44
- H04N19/51
- H04N19/182
- H04N19/196
- H04N19/42
- H04N19/82
- CPC H04N19/51
- H04N19/117
- CPC H04N19/70
- H04W16/14
- H04B17/336
- H04W28/02
- CPC H04W16/14
- H04W4/02
- CPC H04W28/0268
- H04W36/08
- H04W36/00
- CPC H04W36/083
- H04W56/00
- H04W84/06
- CPC H04W56/0015
- H04B7/185
- CPC H04W56/0045
- H01L27/06
- H01L29/66
- H01L29/94
- CPC H10D84/811
- H01L33/60
- H01L25/16
- CPC H10H20/856
- H10K59/122
- H10K59/38
- H10K59/80
- CPC H10K59/122