[KIM, Yeonwoo 김연우, HONG, Wonbin 홍원빈, KWON, Wonpyo 권원표, PARK, Sehyun 박세현, YUN, Sumin 윤수민] 129, Samsung-ro, Yeongtong-gu 16677 경기도 수원시 영통구 삼성로 129, Gyeonggi-doSuwon-siGyeonggi-do 16677;77 Cheongam-ro, Nam-Gu 37673 경상북도 포항시 남구 청암로 77, Gyeongsangbuk-doPohang-siGyeongsangbuk-do 37673 An electronic device is disclosed. The electronic device comprises: a first plate including a first planar region facing a first direction; a second plate comprising a second planar region facing a second direction opposite to the first direction; a housing including a side member surrounding an inner space between the first plate and the second plate; a display disposed between the first plate and the second plate and viewed through the first plate; and an antenna module disposed between the display and the second plate and configured to emit electromagnetic waves to the outside of the housing. The antenna module comprises: an antenna substrate including a first surface facing the first plate, a second surface facing the second plate, and a third surface facing the inner surface of the side member; and a wireless communication circuit disposed on the first surface of the antenna substrate. The antenna substrate comprises: a first antenna adjacent to the first surface or formed on the first surface; a second antenna adjacent to the second surface or formed on the second surface; and a third antenna formed between the first antenna and the second antenna. The first antenna is formed at a first distance from the third surface, the second antenna is formed at a second distance from the third surface, and the third antenna may be formed at a third distance that is greater than the first distance and the second distance from the third surface. Various other embodiments inferred from the present specification are also possible.

[KIM, Yeonwoo 김연우, HONG, Wonbin 홍원빈, PARK, Sehyun 박세현, PARK, Junho 박준호, YUN, Sumin 윤수민] 129, Samsung-ro, Yeongtong-gu 16677 경기도 수원시 영통구 삼성로 129, Gyeonggi-doSuwon-siGyeonggi-do 16677;77 Cheongam-ro, Nam-Gu 37673 경상북도 포항시 남구 청암로 77, Gyeongsangbuk-doPohang-siGyeongsangbuk-do 37673 An electronic device according to an embodiment of the present invention may comprise a housing and an antenna module disposed on one surface of the housing. The antenna module may comprise: a printed circuit board comprising a first layer facing one surface of the housing, a second layer facing the first layer, and at least one ground layer disposed between the first layer and the second layer; a first antenna array disposed on the first layer; a second antenna array disposed on the second layer so as to at least partially overlap the first antenna array when seen from one surface of the housing; and a radio frequency integrated circuit (RFIC) electrically connected to the first antenna array and the second antenna array so as to supply electricity to the first antenna array and the second antenna array. The RFIC may be configured to receive a first signal from an external device through at least one of the first antenna array and the second antenna array, to change the phase of at least a part of the first antenna array and the second antenna array on the basis of the first signal, and to transmit/receive a second signal in a beam direction formed by the changed phase. Other embodiments recognized through the specification are also possible. An electronic device according to an embodiment of the present invention may comprise a housing and an antenna module disposed on one surface of the housing. The antenna module may comprise: a printed circuit board comprising a first layer facing one surface of the housing, a second layer facing the first layer, and at least one ground layer disposed between the first layer and the second layer; a first antenna array disposed on the first layer; a second antenna array disposed on the second layer so as to at least partially overlap the first antenna array when seen from one surface of the housing; and a radio frequency integrated circuit (RFIC) electrically connected to the first antenna array and the second antenna array so as to supply electricity to the first antenna array and the second antenna array. The RFIC may be configured to receive a first signal from an external device through at least one of the first antenna array and the second antenna array, to change the phase of at least a part of the first antenna array and the second antenna array on the basis of the first signal, and to transmit/receive a second signal in a beam direction formed by the changed phase. Other embodiments recognized through the specification are also possible.

[LIM, Jongbu 임종부, LEE, Namyoon 이남윤, CHOI, Jiwook 최지욱, KIM, Chanhong 김찬홍, YUN, Yeohun 윤여훈, HONG, Sungnam 홍성남] 129, Samsung-ro 16677 경기도 수원시 영통구 삼성로 129, Gyeonggi-doYeongtong-guSuwon-siGyeonggi-do 16677;77 37673 경상북도 포항시 남구 청암로 77, Gyeongsangbuk-doCheongam-ro, Nam-guPohang-siGyeongsangbuk-do 37673 The present disclosure relates to a 5th generation (5G) or pre-5G communication system for supporting a higher data transfer rate beyond a 4th generation (4G) communication system, such as long term evolution (LTE). A transmission device in a wireless environment according to various embodiments may comprise a transceiver, and a processor functionally coupled to the transceiver, wherein the processor is configured to: generate a codeword associated with transmission data; generate symbols from the codeword by using a plurality of transmission symbol vectors determined using a linear combination of vectors corresponding to each of rows of a lattice generation matrix; and transmit a signal generated on the basis of the symbols, through the transceiver.

[YEO, Sung-Ku 여성구, KIM, Bum-Man 김범만, PARK, Yun-Sik 박윤식, KWON, Sang-Wook 권상욱, MIN, Dong-Gyu 민동규, PARK, Sung-Bum 박성범] 129, Samsung-ro, Yeongtong-gu 16677 경기도 수원시 영통구 삼성로 129, Gyeonggi-doSuwon-siGyeonggi-do 16677;77, Cheongam-ro, Nam-gu 37673 경상북도 포항시 남구 청암로 77, Gyeongsangbuk-doPohang-siGyeongsangbuk-do 37673 A power amplifier may comprise: an element for amplifying an electrical signal received through an input terminal, and outputting the amplified electrical signal through an output terminal; a first impedance adjustment circuit connected the input terminal of the element and adjusting impedance with respect to a frequency of a fundamental component at the input terminal; a second impedance adjustment circuit connected to the input terminal of the element and adjusting impedance with respect to a frequency of a multiplied harmonic component at the input terminal; a third impedance adjustment circuit connected to the output terminal of the element and adjusting impedance with respect to the frequency of the fundamental component at the output terminal; a fourth impedance adjustment circuit connected to the output terminal of the element and adjusting impedance with respect to the frequency of the multiplied harmonic component at the output terminal; a first frequency separation circuit which prevents an impedance change by the first impedance adjustment circuit with respect to the frequency of the multiplied harmonic component at the input terminal, and prevents an impedance change by the second impedance adjustment circuit with respect to the frequency of the fundamental component at the input terminal; and a second frequency separation circuit which prevents an impedance change by the third impedance adjustment circuit with respect to the frequency of the multiplied harmonic component at the output terminal, and prevents an impedance change by the fourth impedance adjustment circuit with respect to the frequency of the fundamental component at the output terminal.

[HAN, Wook Shin 한욱신, PARK, Yeon Su 박연수, HONG, Ki Jae 홍기재] 129 Samsung-ro 16677 경기도 수원시 영통구 삼성로 129, Gyeonggi-doYeongtong-gu, Suwon-siGyeonggi-do 16677;77, Cheongam-ro 37673 경상북도 포항시 남구 청암로 77, Gyeongsangbuk-doNam-Gu, Pohang-SiGyeongsangbuk-do 37673 A method for distributed processing of data is disclosed. According to various embodiments, a distribution system may: store a vertical data layout of an Nth sequence required for a time join in each of elements of a resilient distributed dataset (RDD); distribute and store the elements in electronic devices of the distribution system; enable transmission and reception of the elements between the electronic devices of the distribution system; perform a join operation on the vertical data layouts of the Nth sequence included in the elements; and generate a vertical data layout of an N+1th sequence. A method for distributed processing of data is disclosed. According to various embodiments, a distribution system may: store a vertical data layout of an Nth sequence required for a time join in each of elements of a resilient distributed dataset (RDD); distribute and store the elements in electronic devices of the distribution system; enable transmission and reception of the elements between the electronic devices of the distribution system; perform a join operation on the vertical data layouts of the Nth sequence included in the elements; and generate a vertical data layout of an N+1th sequence.

[KIM, Yeonwoo 김연우, HONG, Wonbin 홍원빈, KWON, Wonpyo 권원표, PARK, Sehyun 박세현, YUN, Sumin 윤수민] 129, Samsung-ro, Yeongtong-gu 16677 경기도 수원시 영통구 삼성로 129, Gyeonggi-doSuwon-siGyeonggi-do 16677;77, Cheongam-ro, Nam-gu 37673 경상북도 포항시 남구 청암로 77, Gyeongsangbuk-doPohang-siGyeongsangbuk-do 37673 An electronic device according to one embodiment disclosed in the present document comprises a housing, and an antenna module disposed on one surface of the housing, wherein the antenna module may comprise: a printed circuit board; a first antenna array disposed on one surface of the printed circuit board; a second antenna array disposed on the other surface of the printed circuit board, and at least partially overlapping with the first antenna array when viewed from the one surface of the housing; and a communication circuit (radio frequency integrated circuit; RFIC) electrically connected to the first antenna array and the second antenna array, and feeding power to the first antenna array and the second antenna array. An electronic device according to one embodiment disclosed in the present document comprises a housing, and an antenna module disposed on one surface of the housing, wherein the antenna module may comprise: a printed circuit board; a first antenna array disposed on one surface of the printed circuit board; a second antenna array disposed on the other surface of the printed circuit board, and at least partially overlapping with the first antenna array when viewed from the one surface of the housing; and a communication circuit (radio frequency integrated circuit; RFIC) electrically connected to the first antenna array and the second antenna array, and feeding power to the first antenna array and the second antenna array.

[AHN, Seok-Ki 안석기, PARK, Jiwon 박지원, YANG, Kyeongcheol 양경철, YANG, Daeyeol 양대열, CHO, Sunghye 조성혜] 129, Samsung-ro 16677 경기도 수원시 영통구 삼성로 129, Gyeonggi-doYeongtong-guSuwon-siGyeonggi-do 16677;77 37673 경상북도 포항시 남구 청암로 77, Gyeongsangbuk-doCheongam-ro, Nam-guPohang-siGyeongsangbuk-do 37673 This disclosure relates to a 5th generation (5G) or a pre-5G communication system to support higher data transmission rates after a 4th generation (4G) communication system such as Long Term Evolution (LTE). An operation method of a transmitting-end in a wireless communication system comprises a process of generating a signal by encoding an input bit sequence according to a polar code determined from a linear code, and a process of transmitting the signal to a receiving-end. The input bit sequence comprises a first frozen bit and a second frozen bit which is determined on the basis of the information bit. The first frozen bit and an information bit are located before the second frozen bit in the input bit sequence.

[KWON, Soonchoul 권순철, LEE, Geunbae 이근배, LEE, Haejun 이해준, RYU, Wonho 유원호] 129, Samsung-ro, Yeongtong-gu 16677 경기도 수원시 영통구 삼성로 129, Gyeonggi-doSuwon-SiGyeonggi-do 16677;77, Cheongam-ro, Nam-gu 37673 경상북도 포항시 남구 청암로 77, Gyeongsangbuk-doPohang-siGyeongsangbuk-do 37673 Disclosed is an electronic device. The electronic device according to the present disclosure comprises a memory for storing at least one instruction, and a processor, wherein the processor obtains training data including information on a first input sentence and information on a first output sentence, for training a first neural network model trained to correct a grammatical error included in an input sentence, obtains a variation value corresponding to the information on the first input sentence on the basis of the training data, obtains information on a second input sentence on the basis of the information on the first input sentence and the variation value, and trains the first neural network model on the basis of the information on the second input sentence and the information on the first output sentence.

[LEE, Jung Yub 이정엽, PARK, Jun Ho 박준호, CHOI, Doo Seok 최두석, HONG, Won Bin 홍원빈, LEE, Young Ju 이영주] 129, 16677 경기도 수원시 영통구 삼성로 129, Gyeonggi-doSamsung-ro, Yeongtong-guSuwon-si,Gyeonggi-do 16677;77, Cheongam-ro, Nam-gu, 37673 경상북도 포항시 남구 청암로 77, Gyeongsangbuk-doPohang-si,Gyeongsangbuk-do 37673 The present invention relates to a communication technique for fusing a 5G communication system to support a higher data transmission rate than a 4G system, with IoT technology, and a system thereof. In addition, the present invention provides an antenna module comprising: a first plate which forms an upper surface of the antenna module and has a first opening surface on one side surface, a second plate which forms a side surface of the antenna module, forms a first angle with the first plate in contact with the first plate, and has a second opening surface on one side surface so as to extend the first opening surface, and a power supply unit which has one surface electrically connected to the first plate and is disposed on the first opening surface or the second opening surface.

[KIM, Jee-yeon 김지연, CHOI, Wonyong 최원용, WEON, Seunghyun 원승현, KIM, Sae-mi 김새미, PARK, Hee-jin 박희진] 129, Samsung-ro, Yeongtong-gu 16677 경기도 수원시 영통구 삼성로 129, Gyeonggi-doSuwon-siGyeonggi-do 16677;77, Cheongam-ro, Nam-gu 37673 경상북도 포항시 남구 청암로 77, Gyeongsangbuk-doPohang-siGyeongsangbuk-do 37673 Disclosed is a method for manufacturing a photocatalytic filter for air purification. The present manufacturing method comprises the steps of: oxidizing a titanium metal to obtain a nanostructured titanium dioxide (TiO2); adding the nanostructured titanium dioxide to an acidic fluorine-containing solution to allow a reaction to occur therebetween for a predetermined period of time; and, after treatment in the acidic fluorine-containing solution, performing heat treatment on the nanostructured titanium dioxide. Disclosed is a method for manufacturing a photocatalytic filter for air purification. The present manufacturing method comprises the steps of: oxidizing a titanium metal to obtain a nanostructured titanium dioxide (TiO2); adding the nanostructured titanium dioxide to an acidic fluorine-containing solution to allow a reaction to occur therebetween for a predetermined period of time; and, after treatment in the acidic fluorine-containing solution, performing heat treatment on the nanostructured titanium dioxide.