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公开(公告)号：US20140291665A1
公开(公告)日：2014-10-02
申请号：US14180171
申请日：2014-02-13
Applicant: Samsung Display Co., Ltd.
Inventor： Gun Hee KIM , Jin Hyun PARK , Kyoung Won LEE , Byung Du AHN , Jee-Hun LIM , Jun Hyung LIM
IPC: H01L29/786 , H01L29/66
CPC classification number: H01L29/7869 , H01L27/1225 , H01L27/1288
Abstract: A thin film transistor array panel includes: a gate electrode disposed on a substrate, an insulating layer disposed on the gate electrode, an oxide semiconductor disposed on the gate insulating layer, source electrode overlapping a portion of the oxide semiconductor, a drain electrode overlapping another portion of the oxide semiconductor; and a buffer layer disposed between the oxide semiconductor and the source electrode and between the oxide semiconductor and the drain electrode. The buffer layer comprises tin as a doping material. A weight percent of the doping material is greater than approximately 0% and less than or equal to approximately 20%.
Abstract translation: 薄膜晶体管阵列面板包括：设置在基板上的栅极电极，设置在栅电极上的绝缘层，设置在栅极绝缘层上的氧化物半导体，与氧化物半导体的一部分重叠的源电极，与另一个重叠的漏电极 部分氧化物半导体; 以及设置在氧化物半导体和源电极之间以及氧化物半导体和漏电极之间的缓冲层。 缓冲层包含锡作为掺杂材料。 掺杂材料的重量百分比大于约0％且小于或等于约20％。
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公开(公告)号：US20240074284A1
公开(公告)日：2024-02-29
申请号：US18502931
申请日：2023-11-06
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sun Ho KIM , Sun Hee LEE , Gun Hee KIM , Dong Hwan SHIM , Yoo Min KO , Chea Eun KIM
IPC: H10K59/65 , G01S17/04 , H10K50/86 , H10K59/121 , H10K59/122 , H10K59/131 , H10K59/38 , H10K59/40 , H10K59/88
CPC classification number: H10K59/65 , G01S17/04 , H10K50/865 , H10K59/121 , H10K59/122 , H10K59/131 , H10K59/38 , H10K59/40 , H10K59/88 , G06V40/19
Abstract: A display device includes: a display panel including a first region including a transmissive part configured to transmit light provided from the outside and a second region not including the transmissive part; and a sensor overlapping with the transmissive part, and configured to obtain electrical information based on information provided from the outside, wherein the display panel includes: a thin film transistor layer including a plurality of transistors; a pixel defining layer defining an emission region of a plurality of pixels; and a light blocking layer on the pixel defining layer, and defining the transmissive part, and wherein the pixel defining layer in the first region covers at least a portion of the thin film transistor layer such that light provided through the transmissive part is blocked.
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公开(公告)号：US20230317007A1
公开(公告)日：2023-10-05
申请号：US18146228
申请日：2022-12-23
Applicant: Samsung Display Co., Ltd.
Inventor： Hyeon Sik KIM , Gun Hee KIM , Tae Kyung AHN , Dae Young LEE , Sang Woo KIM
IPC: G09G3/3233 , G09G3/3266 , G06V40/13 , G06F3/041 , H10K59/40 , H10K59/131
CPC classification number: G09G3/3233 , G09G3/3266 , G06V40/1318 , G06F3/0412 , H10K59/40 , H10K59/131 , G09G2330/021 , G09G2320/043 , G09G2354/00
Abstract: A display device includes a pixel including a display driver configured to apply a driving current to a light-emitting element; and an optical sensor including a sensing driver configured to apply a sensing current to a read-out line based on a photocurrent from the photoelectric conversion element, wherein the pixel further includes, a driving transistor configured to control the driving current, a first transistor configured to apply a first initialization voltage to an anode of the light-emitting element based on an emission control signal, and a second transistor configured to connect the anode of the light-emitting element to a first electrode of the driving transistor in accordance with the emission control signal, and wherein a channel of the first transistor is a different material from channels of the driving transistor and the second transistor.
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公开(公告)号：US20230015947A1
公开(公告)日：2023-01-19
申请号：US17947952
申请日：2022-09-19
Applicant: Samsung Display Co., Ltd.
Inventor： Sung Jin HONG , Yoo Min KO , Gun Hee KIM , Seung Chan LEE
Abstract: The display device includes a substrate including a sensor area, a display panel including a first pixel disposed in the sensor area, and a sensor disposed between the substrate and the display panel and overlapping the sensor area. The sensor area includes pixel areas in which the first pixel is disposed and transmission areas in which the first pixel is not disposed, the transmission areas include a first transmission area, the pixel areas include a first pixel area positioned in a first direction of the first transmission area and a second pixel area positioned in a second direction crossing the first direction of the first transmission area, the first pixel includes a first pixel circuit, some of transistors of the first pixel circuit are disposed in the first pixel area, and others of the transistors of the first pixel circuit are disposed in the second pixel area.
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公开(公告)号：US20220302222A1
公开(公告)日：2022-09-22
申请号：US17834185
申请日：2022-06-07
Applicant: Samsung Display Co., Ltd.
Inventor： Seung Chan LEE , Dong Hwan SHIM , Yoo Min KO , Sung Jin HONG , Gun Hee KIM
Abstract: An organic light-emitting display device includes a pixel area and a transmitting area adjacent to the pixel area. The organic light-emitting display device includes an organic light-emitting diode, a driving power wiring, and a heating pattern adjacent to the driving power wiring. The organic light-emitting diode includes a first electrode disposed in the pixel area, an organic light-emitting layer disposed on the first electrode and a second electrode disposed on the organic light-emitting layer. The driving power wiring is electrically connected to the second electrode. A portion of the organic light-emitting layer is disposed in the transmitting area. The organic light-emitting layer includes an opening area overlapping the heating pattern and at least a portion of the driving power wiring. The second electrode electrically contacts the driving power wiring through the opening area.
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Patent Agency Ranking
公开(公告)号：US20220199874A1
公开(公告)日：2022-06-23
申请号：US17483727
申请日：2021-09-23
Applicant: Samsung Display Co., Ltd.
Inventor： Yoo Min KO , Gun Hee KIM , Hye Won KIM , Sun Hee LEE , Joo Hee JEON
Abstract: A transparent display device includes a substrate, a main light emitting diode, a main transmission region, a sub-light emitting diode, a sub-transmission region, and a driving circuit. The substrate includes a main display area and a peripheral area adjacent to the main display area. The main light emitting diode is disposed in the main display area. The main transmission region is disposed in the main display area and adjacent to the main light emitting diode. The sub-light emitting diode is disposed in the peripheral area. The sub-transmission region is disposed in the peripheral area and adjacent to the sub-light emitting diode. The driving circuit is disposed in the peripheral area and overlaps, in a plan view, the sub-light emitting diode.
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公开(公告)号：US20220181593A1
公开(公告)日：2022-06-09
申请号：US17678576
申请日：2022-02-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sun Ho KIM , Sun Hee LEE , Gun Hee KIM , Tae Hoon YANG , Seung Chan LEE , Joo Hee JEON
Abstract: A display device includes a display panel including an antireflection layer on a light emitting element layer which includes a first pixel defining layer in which an opening defining a light emitting area of a first pixel is defined, and a second pixel defining layer in which an opening defining a light emitting area of a second pixel is defined. The antireflection layer includes first and second light blocking layers respectively overlapping the first and second pixel defining layers, and includes a first gap defined by a length of a predetermined direction from an edge of the opening to an edge of an opening of the first light blocking layer, and a second gap defined by a length from an edge of the opening to an edge of an opening of the second light blocking layer in the predetermined direction. The first gap is less than the second gap.
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公开(公告)号：US20220093804A1
公开(公告)日：2022-03-24
申请号：US17544353
申请日：2021-12-07
Applicant: Samsung Display Co., Ltd.
Inventor： Do Hyung KIM , Gun Hee KIM , Hyeon Sik KIM , Sang Ho PARK , Joo Hee JEON
IPC: H01L29/786 , H01L29/417 , H01L27/32 , H01L29/08
Abstract: A thin film transistor array panel includes a substrate, a first gate electrode on the substrate, a semiconductor layer on the first gate electrode, the semiconductor layer including a drain region, a source region, a lightly doped drain (LDD) region, and a channel region, a second gate electrode on the semiconductor layer, the first gate electrode and the second gate electrode each overlapping the channel region, a control gate electrode that overlaps the LDD region, and a source electrode and a drain electrode respectively connected with the source region and the drain region of the semiconductor layer.
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公开(公告)号：US20210305340A1
公开(公告)日：2021-09-30
申请号：US17266496
申请日：2019-05-22
Applicant: Samsung Display Co., LTD.
Inventor： Gun Hee KIM , Sang Ho PARK , Joo Hee JEON , Young-Cheol JEONG
IPC: H01L27/32 , H01L29/786 , G09G3/3291
Abstract: A display device includes: a substrate; and a transistor positioned on the substrate, wherein the transistor includes: a semiconductor layer; a gate electrode overlapping the semiconductor layer; a first gate contact overlapping layer overlapping a channel region where the gate electrode and the semiconductor layer are overlapped and in contact with the gate electrode; and a semiconductor contact overlapping layer overlapping the channel region and in contact with the semiconductor layer, and the first gate contact overlapping layer and the semiconductor contact overlapping layer are physically separated by a gap within the channel region.
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20.发明申请公开(公告)号：US20210012707A1
公开(公告)日：2021-01-14
申请号：US16896573
申请日：2020-06-09
Applicant: Samsung Display Co., Ltd.
Inventor： Yoomin KO , Gun Hee KIM , Sang Hoon KIM , Taehoon YANG , Joohee JEON
IPC: G09G3/325 , G09G3/3266 , G09G3/3291
Abstract: A pixel of an organic light emitting diode (“OLED”) display device includes a switching transistor which transfers a data voltage, a storage capacitor which stores the data voltage transferred by the switching transistor, a driving transistor which generates a driving current based on the data voltage stored in the storage capacitor, an emission control transistor which selectively forms a path for the driving current in response to an emission control signal, an OLED which emits light based on the driving current, and a supplemental electrode overlapping a gate electrode of the driving transistor, the supplemental electrode having a first voltage for a predetermined time period from a time point at which the emission control signal has a turn-on level, and having a second voltage after the predetermined time period.
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