Bump Or Ball Contacts (epo) Patents (Class 257/E23.021)
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Patent number: 12191261Abstract: Semiconductor devices and method of manufacture are provided. In embodiments a conductive connector is utilized to provide an electrical connection between a substrate and an overlying shield. The conductive connector is placed on the substrate and encapsulated with an encapsulant. Once encapsulated, an opening is formed through the encapsulant to expose a portion of the conductive connector. The shield is deposited through the encapsulant to make an electrical connection to the conductive connector.Type: GrantFiled: July 21, 2022Date of Patent: January 7, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Po-Yao Chuang, Meng-Wei Chou, Shin-Puu Jeng
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Patent number: 12177990Abstract: An electronic component module includes a substrate including a first main surface and a second main surface, and using a side near the second main surface as a mounting side, an external terminal by a solder ball made of first solder, on the second main surface, and a first electronic component mounted by using second solder, on the first main surface, and a melting point of the first solder is higher than a melting point of the second solder.Type: GrantFiled: March 7, 2022Date of Patent: December 24, 2024Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Takahiro Kitazume
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Patent number: 12170270Abstract: An anisotropic conductive film in which conductive particles are dispersed in a resin includes a first region having a first pattern in which the conductive particles are discretely arranged, and a second region having a first shape by aggregating the conductive particles. Further, a display device includes a substrate provided with a plurality of electrodes arranged in a first pattern, the anisotropic conductive film, and a plurality of light emitting diodes. The plurality of light emitting diodes is electrically connected to the plurality of electrodes through the conductive particles in the first region.Type: GrantFiled: December 14, 2021Date of Patent: December 17, 2024Assignee: JAPAN DISPLAY INC.Inventor: Keisuke Asada
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Patent number: 12159854Abstract: A semiconductor device includes a semiconductor wafer or a single semiconductor chip or die, and a layer stack. The layer stack comprises a first layer comprising NiSi, and a second layer comprising NiV, wherein the second layer is arranged between the first layer and the semiconductor wafer or single semiconductor chip or die.Type: GrantFiled: December 27, 2023Date of Patent: December 3, 2024Assignee: Infineon Technologies Austria AGInventors: Paul Frank, Thomas Heinelt, Oliver Schilling, Sven Schmidbauer, Frank Wagner
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Patent number: 12150388Abstract: The invention relates to a method for forming flip chip bumps using electroplating. The method allows the formation of flip chip bumps in a way that is compatible with already-formed sensitive electronic components, such as Josephson junctions, which may be used in quantum processing units. The invention also relates to a product and a flip chip package in which flip chip bumps are formed with the disclosed method.Type: GrantFiled: May 2, 2022Date of Patent: November 19, 2024Assignee: IQM Finland OyInventors: Máté Jenei, Kok Wai Chan, Hasnain Ahmad, Manjunath Ramachandrappa Venkatesh, Wei Liu, Lily Yang, Tianyi Li, Jean-Luc Orgiazzi, Caspar Ockeloen-Korppi, Alessandro Landra, Mario Palma
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Patent number: 12142586Abstract: In some examples, a chip scale package (CSP) comprises a semiconductor die; a passivation layer abutting the semiconductor die; a via extending through the passivation layer; and a first metal layer abutting the via. The CSP also includes an insulation layer abutting the first metal layer, with the insulation layer having an orifice with a maximal horizontal area of less than 32400 microns2. The CSP further includes a second metal layer abutting the insulation layer and adapted to couple to a solder ball. The second metal layer abuts the first metal layer at a point of contact defined by the orifice in the insulation layer.Type: GrantFiled: June 29, 2022Date of Patent: November 12, 2024Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Vivek Swaminathan Sridharan, Christopher Daniel Manack, Joseph Liu
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Patent number: 12132022Abstract: The present disclosure provides a semiconductor device and a preparation method thereof. The semiconductor device comprises: a semiconductor substrate; a passivation layer, arranged on an upper surface of the semiconductor substrate; a protective layer, arranged on an upper surface of the passivation layer, a dummy opening being formed on the protective layer; and, a dummy bump, partially located in the dummy opening and closely attached to the protective layer.Type: GrantFiled: March 8, 2021Date of Patent: October 29, 2024Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.Inventor: Zengyan Fan
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Patent number: 12119314Abstract: A semiconductor device according to the present disclosure includes a semiconductor substrate, a first electrode provided on the semiconductor substrate, an insulating layer including a first part provided on an upper surface of the first electrode, a second electrode including a main portion and an eaves portion, the main portion being provided on the upper surface of the first electrode, the eaves portion extending over the first part and solder covering an upper surface of the main portion and a part of an upper surface of the eaves portion wherein the insulating layer includes a second part covering a part of the upper surface of the eaves portion, the part being closer to an end portion of the eaves portion than the part covered by the solder and a third part connecting the first part and the second part and covering the end portion of the eaves portion.Type: GrantFiled: February 28, 2019Date of Patent: October 15, 2024Assignee: Mitsubishi Electric CorporationInventors: Nobuyoshi Kimoto, Tadatsugu Yamamoto
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Patent number: 12111542Abstract: Provided is a display apparatus including: a liquid crystal panel; a substrate; a light source module disposed on the substrate. The light source module includes a light emitting diode disposed on the substrate, a feed pad provided on the substrate, an antistatic pad provided on the substrate; and an insulating dome provided on the substrate and covering the light emitting diode. The antistatic pad is divided into two parts by an outline of the insulating dome.Type: GrantFiled: May 22, 2023Date of Patent: October 8, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyukjun Jang, Kyehoon Lee
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Patent number: 12100678Abstract: In examples, a semiconductor package comprises a semiconductor die having an active surface; a conductive layer coupled to the active surface; and a polyimide layer coupled to the conductive layer. The package also comprises a conductive pillar coupled to the conductive layer and to the polyimide layer; a flux adhesive material coupled to the conductive pillar; and a solder layer coupled to the flux adhesive material. The package further includes a conductive terminal coupled to the solder layer and exposed to a surface of the package, the active surface of the semiconductor die facing the conductive terminal.Type: GrantFiled: October 30, 2019Date of Patent: September 24, 2024Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Christopher Daniel Manack, Salvatore Frank Pavone, Maricel Fabia Escaño, Rafael Jose Lizares Guevara
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Patent number: 12080687Abstract: A unit pixel is provided. The unit pixel includes a transparent substrate, a first light blocking layer disposed on the transparent substrate and having windows that transmit light, an adhesive layer covering the first light blocking layer, a plurality of light emitting devices disposed on the adhesive layer to be arranged on the windows, and a second light blocking layer covering side surfaces of the light emitting devices.Type: GrantFiled: October 6, 2021Date of Patent: September 3, 2024Assignee: Seoul Viosys Co., Ltd.Inventor: Namgoo Cha
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Patent number: 12051661Abstract: In some aspects, the techniques described herein relate to an electronic device including: a substrate; a metallization layer, the metallization layer having: a first surface disposed on the substrate; a second surface opposite the first surface; and a corrosion-prevention implant layer disposed in the metallization layer, the corrosion-prevention implant layer extending from the second surface to a depth from the second surface in the metallization layer, the depth being less than a thickness of the metallization layer; and an electrical connector coupled with the second surface.Type: GrantFiled: April 6, 2022Date of Patent: July 30, 2024Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Srinivasa Reddy Yeduru, George Chang
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Patent number: 12035483Abstract: Board assembly processes are disclosed that may be implemented using multiple different electrically conductive solder types to assemble or attach different electronic components to a printed circuit board (PCB). For example, multiple different electronic components may be attached to a common PCB using a multiple-step assembly process that may be performed at different solder reflow temperatures and/or which may incorporate multiple different solder types having different respective minimum reflow temperatures (i.e., melting point temperatures). The disclosed processes may be implementing using a variety of different forms of solder, such as solder paste form, wire solder form, ingot solder form, etc.Type: GrantFiled: April 3, 2020Date of Patent: July 9, 2024Assignee: Dell Products L.P.Inventors: Subramanian Vasudevan, Edward Rhem, Philip Conde, Wallace Ables, Edwin C. Tinsley
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Patent number: 12022618Abstract: A substrate of an electronic device includes a first set of contact pads and a first set of contact pillars having a height greater than the first set of contact pads. Components are coupled to the first set of contact pads and the first set of contact pillars in traversing directions. The components coupled to the contact pillars are positioned above the components coupled to the first set of contact pads such that at least a first portion of a first side of the component coupled to the contact traces faces a first side of the components coupled to the contact pillars. Stacking passive components in this manner can allow for increased component density without increasing package size.Type: GrantFiled: April 22, 2021Date of Patent: June 25, 2024Assignee: Western Digital Technologies, Inc.Inventors: Chien Te Chen, Cong Zhang, Yu Ying Tan, Hsiao Jung Lin, Chieh Kai Yang
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Patent number: 12005520Abstract: Disclosed are laser bonding apparatuses and methods, The laser bonding apparatus comprises a stage configured to receive a substrate, a laser device that may be disposed on the stage and is configured to irradiate a laser beam onto the substrate, a first rotation support disposed outside of the stage and is configured to drivee the laser device to rotate in an azimuthal angle direction, and a second rotation support configured to support the laser device and configured to drive the laser device to rotate in a polar angle direction intersecting the azimuthal angle direction.Type: GrantFiled: January 14, 2021Date of Patent: June 11, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Wooram Myung, Seonyoung Kim, Hyesun Yoon, Young-Chul Park
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Patent number: 11996383Abstract: A method includes patterning a cavity through a first passivation layer of a first package component, the first package component comprising a first semiconductor substrate and bonding the first package component to a second package component. The second package component comprises a second semiconductor substrate and a second passivation layer. Bonding the first package component to the second package component comprises directly bonding the first passivation layer to the second passivation layer; and reflowing a solder region of a conductive connector disposed in the cavity to electrically connect the first package component to the second package component.Type: GrantFiled: April 25, 2022Date of Patent: May 28, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chen-Hua Yu, Tung-Liang Shao, Chih-Hang Tung
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Patent number: 11990350Abstract: Methods for manufacturing semiconductor devices having a flexible reinforcement structure, and associated systems and devices, are disclosed herein. In one embodiment, a method of manufacturing a semiconductor device includes electrically coupling at least one semiconductor die to a redistribution structure on a first carrier. The semiconductor die can include a first surface facing the redistribution structure and a second surface spaced apart from the redistribution structure. The method also includes reducing a thickness of the semiconductor die to no more than 10 ?m. The method further includes coupling a flexible reinforcement structure to the second surface of the at least one semiconductor die.Type: GrantFiled: February 6, 2023Date of Patent: May 21, 2024Assignee: Micron Technology, Inc.Inventors: Owen R. Fay, Chan H. Yoo
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Patent number: 11990424Abstract: A semiconductor package has a substrate, a first component disposed over the substrate, an encapsulant deposited over the first component, and a second component disposed over the substrate outside the encapsulant. A metal mask is disposed over the second component. A shielding layer is formed over the semiconductor package. The metal mask after forming the shielding layer. The shielding layer is optionally formed on a contact pad of the substrate while a conic area above the contact pad that extends 40 degrees from vertical remains free of the encapsulant and metal mask while forming the shielding layer. Surfaces of the metal mask and encapsulant oriented toward the contact pad can be sloped. The metal mask can be disposed and removed using a pick-and-place machine.Type: GrantFiled: April 19, 2023Date of Patent: May 21, 2024Assignee: STATS ChipPAC Pte. Ltd.Inventors: HunTeak Lee, KyungHwan Kim, HeeSoo Lee, ChangOh Kim, KyoungHee Park, JinHee Jung, OMin Kwon, JiWon Lee, YuJeong Jang
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Patent number: 11982709Abstract: A structure for performing analysis includes a first opening formed on a back side of a substrate and passing through the substrate, a second opening connected with a bottom of the first opening and penetrating into a first dielectric layer formed on a front side of the substrate, a first conductive layer formed on a sidewall of the second opening and a contact element in the first dielectric layer, and a second conductive layer formed on a second dielectric layer. The first conductive layer contacts the second conductive layer electrically.Type: GrantFiled: May 20, 2022Date of Patent: May 14, 2024Assignee: Yangtze Memory Technologies Co., Ltd.Inventors: Lin Qi, Xiaoqiong Du, Juan Wang, Jinyu Tong
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Patent number: 11978711Abstract: A device is provided. The device includes one or more of a singular die, one of another die, a printed circuit board, and a substrate, and one or more solder balls. The singular die includes one or more reconditioned die pads, which include die pads of the singular die with a plurality of metallic layers applied. The other die, printed circuit board, and the substrate include one or more bond pads. The one or more solder balls are between the one or more reconditioned die pads and the one or more bond pads.Type: GrantFiled: October 21, 2022Date of Patent: May 7, 2024Assignee: Global Circuit Innovations IncorporatedInventor: Erick Merle Spory
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Patent number: 11967573Abstract: A semiconductor structure includes a first dielectric layer over a metal line and a redistribution layer (RDL) over the first dielectric layer. The RDL is electrically connected to the metal line. The RDL has a curved top surface and a footing feature, where the footing feature extends laterally from a side surface of the RDL. A second dielectric layer is disposed over the RDL, where the second dielectric layer also has a curved top surface.Type: GrantFiled: February 9, 2023Date of Patent: April 23, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Hsiang-Ku Shen, Dian-Hau Chen
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Patent number: 11967572Abstract: An apparatus comprising a substrate having conductive traces and associated integral terminal pads on a surface thereof, the terminal pads having an irregular surface topography formed in a thickness of a single material of the conductive traces and integral terminal pads. Solder balls may be bonded to the terminal pads, and one or more microelectronic components operably coupled to conductive traces of the substrate on a side thereof opposite the terminal pads. Methods of fabricating terminal pads on a substrate, and electronic systems including substrates having such terminal pads are also disclosed.Type: GrantFiled: January 6, 2022Date of Patent: April 23, 2024Assignee: Micron Technology, Inc.Inventor: Travis M. Jensen
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Patent number: 11961816Abstract: A semiconductor device includes a semiconductor layer having a first surface, an insulating layer formed at the first surface of the semiconductor layer, a Cu conductive layer formed on the insulating layer, the Cu conductive layer made of a metal mainly containing Cu, a second insulating layer formed on the insulating layer, the second insulating layer covering the Cu conductive layer, a Cu pillar extending in a thickness direction in the second insulating layer, the Cu pillar made of a metal mainly containing Cu and electrically connected to the Cu conductive layer, and an intermediate layer formed between the Cu conductive layer and the Cu pillar, the intermediate layer made of a material having a linear expansion coefficient smaller than a linear expansion coefficient of the Cu conductive layer and smaller than a linear expansion coefficient of the Cu pillar.Type: GrantFiled: July 8, 2022Date of Patent: April 16, 2024Assignee: ROHM CO., LTD.Inventors: Shoji Takei, Yuji Koga
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Patent number: 11949010Abstract: A metal-oxide-semiconductor device can include: a base layer; a source region extending from an upper surface of the base layer to internal portion of the base layer and having a first doping type; a gate structure located on the upper surface of the base layer and at least exposing the source region, and a semiconductor layer located on the upper surface of the base layer and having the first doping type, where the semiconductor layer is used as a partial withstand voltage region of the device, and the source region is located at a first side of the gate structure, the semiconductor layer is located at a second side of the gate structure, and the first side and the second side of the gate structure are opposite to each other.Type: GrantFiled: September 21, 2021Date of Patent: April 2, 2024Assignee: Silergy Semiconductor Technology (Hangzhou) LTDInventors: Budong You, Chunxin Xia
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Patent number: 11935850Abstract: The present application discloses a method for fabricating a semiconductor device with slanted conductive layers. The method for fabricating a semiconductor device includes providing a substrate, forming a first insulating layer above the substrate, forming first slanted recesses along the first insulating layer, and forming first slanted conductive layers in the first slanted recesses and a top conductive layer covering the first slanted conductive layers.Type: GrantFiled: November 30, 2021Date of Patent: March 19, 2024Assignee: NANYA TECHNOLOGY CORPORATIONInventor: Kuo-Hui Su
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Patent number: 11929308Abstract: In a described example, an apparatus includes: a package substrate for mounting a semiconductor die to a die side surface, the package substrate including leads spaced from one another; and cavities extending into the leads from the die side surface, the cavities having sides and a bottom surface of the lead material, the cavities at locations corresponding to post connect locations on the semiconductor die.Type: GrantFiled: October 29, 2021Date of Patent: March 12, 2024Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Steffany Ann Lacierda Moreno, John Carlo Cruz Molina, Rafael Jose Lizares Guevara
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Patent number: 11916034Abstract: A semiconductor device includes a semiconductor layer having a first surface, an insulating layer formed at the first surface of the semiconductor layer, a Cu conductive layer formed on the insulating layer, the Cu conductive layer made of a metal mainly containing Cu, a second insulating layer formed on the insulating layer, the second insulating layer covering the Cu conductive layer, a Cu pillar extending in a thickness direction in the second insulating layer, the Cu pillar made of a metal mainly containing Cu and electrically connected to the Cu conductive layer, and an intermediate layer formed between the Cu conductive layer and the Cu pillar, the intermediate layer made of a material having a linear expansion coefficient smaller than a linear expansion coefficient of the Cu conductive layer and smaller than a linear expansion coefficient of the Cu pillar.Type: GrantFiled: July 8, 2022Date of Patent: February 27, 2024Assignee: ROHM CO., LTD.Inventors: Shoji Takei, Yuji Koga
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Patent number: 11908790Abstract: A chip structure is provided. The chip structure includes a substrate. The chip structure includes a conductive line over the substrate. The chip structure includes a first passivation layer over the substrate and the conductive line. The chip structure includes a conductive pad over the first passivation layer covering the conductive line. The conductive pad is thicker and wider than the conductive line. The chip structure includes a first conductive via structure and a second conductive via structure passing through the first passivation layer and directly connected between the conductive pad and the conductive line. The chip structure includes a conductive pillar over the conductive pad.Type: GrantFiled: January 6, 2021Date of Patent: February 20, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ting-Li Yang, Po-Hao Tsai, Ching-Wen Hsiao, Hong-Seng Shue, Yu-Tse Su
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Patent number: 11908821Abstract: An apparatus, comprising a substrate comprising a dielectric, a conductor, comprising a via embedded within the dielectric, the via has a first end and a second end, and substantially vertical sidewalls between the first end and the second end, and a conductive structure extending laterally from the first end of the via over the dielectric, wherein the via and the conductive structure have a contiguous microstructure.Type: GrantFiled: December 28, 2021Date of Patent: February 20, 2024Assignee: Intel CorporationInventors: Kristof Darmawikarta, Sri Ranga Sai Boyapati, Hiroki Tanaka, Robert A. May
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Patent number: 11908818Abstract: A semiconductor device includes a semiconductor substrate, a conductive pad over the semiconductor substrate, a conductive bump, a conductive cap over the conductive bump, and a passivation layer. The conductive pad is over the semiconductor substrate. The conductive bump is over the conductive pad, wherein the conductive bump has a stepped sidewall structure including a lower sidewall, an upper sidewall laterally offset from the lower sidewall, and an intermediary surface laterally extending from a bottom edge of the upper sidewall to a top edge of the lower sidewall. The conductive cap is over the conductive bump. The passivation layer is over the semiconductor substrate and laterally surrounds the conductive bump, wherein the passivation layer has a top surface higher than the intermediary surface of the stepped sidewall structure of the conductive bump and lower than a top surface of conductive cap.Type: GrantFiled: November 12, 2021Date of Patent: February 20, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Sheng-Yu Wu, Ching-Hui Chen, Mirng-Ji Lii, Kai-Di Wu, Chien-Hung Kuo, Chao-Yi Wang, Hon-Lin Huang, Zi-Zhong Wang, Chun-Mao Chiu
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Patent number: 11901307Abstract: Semiconductor devices and method of manufacture are provided. In embodiments a conductive connector is utilized to provide an electrical connection between a substrate and an overlying shield. The conductive connector is placed on the substrate and encapsulated with an encapsulant. Once encapsulated, an opening is formed through the encapsulant to expose a portion of the conductive connector. The shield is deposited through the encapsulant to make an electrical connection to the conductive connector.Type: GrantFiled: June 12, 2020Date of Patent: February 13, 2024Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Po-Yao Chuang, Meng-Wei Chou, Shin-Puu Jeng
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Patent number: 11894234Abstract: Implementations of a semiconductor device may include a semiconductor die including a first largest planar surface, a second largest planar surface and a thickness between the first largest planar surface and the second largest planar surface; and one of a permanent die support structure, a temporary die support structure, or any combination thereof coupled to one of the first largest planar surface, the second largest planar surface, the thickness, or any combination thereof where the semiconductor die may be coupled with one of a substrate, a leadframe, an interposer, a package, a bonding surface, or a mounting surface. The thickness may be between 0.1 microns and 125 microns.Type: GrantFiled: July 19, 2022Date of Patent: February 6, 2024Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Francis J. Carney, Chee Hiong Chew, Soon Wei Wang, Eiji Kurose
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Patent number: 11889617Abstract: A printed circuit board includes first and second surfaces, first and second layers, and first and second vias. The first via extends from a first layer to the second surface and includes a first portion that is on a conductive path between the first layer and the second layer and a second portion that is not on the conductive path. A length of the first portion of the first via is greater than that of the second portion of the first via. The second via extends from the second surface to the second layer. The second via includes a first portion that is on the conductive path between the first layer and the second layer and a second portion that is not on the conductive path. A length of the first portion of the second via is greater than that of the second portion of the second via.Type: GrantFiled: September 1, 2022Date of Patent: January 30, 2024Assignee: BAIDU USA LLCInventors: Zhenwei Yu, Yun Ji
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Patent number: 11887957Abstract: Disclosed is a semiconductor device comprising a semiconductor substrate, an under-bump pattern on the semiconductor substrate and including a first metal, a bump pattern on the under-bump pattern, and an organic dielectric layer on the semiconductor substrate and in contact with a sidewall of the bump pattern. The bump pattern includes a support pattern in contact with the under-bump pattern and having a first width, and a solder pillar pattern on the support pattern and having a second width. The first width is greater than the second width. The support pattern includes at least one of a solder material and an intermetallic compound (IMC). The intermetallic compound includes the first metal and the solder material.Type: GrantFiled: December 7, 2022Date of Patent: January 30, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jubin Seo, Sujeong Park, Kwangjin Moon, Myungjoo Park
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Patent number: 11869861Abstract: This disclosure discloses a method for preparing an indium pillar, a chip substrate and a chip. The method includes: applying a first photoresist layer on a substrate; applying a second photoresist layer on the first photoresist layer; covering a part of a surface of the second photoresist layer; underexposing the part of the second photoresist layer to obtain a processed second photoresist layer; developing and fixing the processed second photoresist layer to form an undercut structure; etching the first photoresist layer through the undercut structure to form an expose area; and depositing an indium material on the exposed area to form an indium pillar solder.Type: GrantFiled: January 10, 2022Date of Patent: January 9, 2024Assignee: Tencent Technology (Shenzhen) Company LimitedInventors: Wenlong Zhang, Chuhong Yang, Yarui Zheng, Shengyu Zhang
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Patent number: 11855028Abstract: A semiconductor device includes a substrate; an interconnect structure over the substrate; a first passivation layer over the interconnect structure; a first conductive pad, a second conductive pad, and a conductive line disposed over the first passivation layer and electrically coupled to conductive features of the interconnect structure; a conformal second passivation layer over and extending along upper surfaces and sidewalls of the first conductive pad, the second conductive pad, and the conductive line; a first conductive bump and a second conductive bump over the first conductive pad and the second conductive pad, respectively, where the first conductive bump and the second conductive bump extend through the conformal second passivation layer and are electrically coupled to the first conductive pad and the second conductive pad, respectively; and a dummy bump over the conductive line, where the dummy bump is separated from the conductive line by the conformal second passivation layer.Type: GrantFiled: May 21, 2021Date of Patent: December 26, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURINGInventors: Ting-Li Yang, Po-Hao Tsai, Yi-Wen Wu, Sheng-Pin Yang, Hao-Chun Liu
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Patent number: 11855017Abstract: Methods for forming under-bump metallurgy (UBM) structures having different surface profiles and semiconductor devices formed by the same are disclosed. In an embodiment, a semiconductor device includes a first redistribution line and a second redistribution line over a semiconductor substrate; a first passivation layer over the first redistribution line and the second redistribution line; a first under-bump metallurgy (UBM) structure over and electrically coupled to the first redistribution line, the first UBM structure extending through the first passivation layer, a top surface of the first UBM structure being concave; and a second UBM structure over and electrically coupled to the second redistribution line, the second UBM structure extending through the first passivation layer, a top surface of the second UBM structure being flat or convex.Type: GrantFiled: June 9, 2021Date of Patent: December 26, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Ting-Li Yang, Po-Hao Tsai, Ming-Da Cheng, Yung-Han Chuang, Hsueh-Sheng Wang
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Patent number: 11855032Abstract: The disclosed semiconductor structure includes a semiconductor substrate, a metal pad, a bump, a first solder layer, a barrier layer, and a second solder layer. The metal pad is disposed on the semiconductor substrate; the bump is arranged on the metal pad; the barrier layer is configured on the side of the bump away from the metal pad. The barrier layer includes a first surface and a second surface. The first solder layer is arranged between the bump and the first surface of the barrier layer. The second solder layer is configured on the second surface of the barrier layer. Since the first solder layer and the second solder layer are formed by reflowed and melt solder at a high temperature and can be stretched, the height of the second solder can be adjusted automatically, which reduces the non-wetting problem caused by the package substrate deformation after reflow.Type: GrantFiled: June 15, 2020Date of Patent: December 26, 2023Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.Inventor: Ling-Yi Chuang
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Patent number: 11848271Abstract: A method of forming an integrated circuit (IC) package with improved performance and reliability is disclosed. The method includes forming a singulated IC die, coupling the singulated IC die to a carrier substrate, and forming a routing structure. The singulated IC die has a conductive via and the conductive via has a peripheral edge. The routing structure has a conductive structure coupled to the conductive via. The routing structure further includes a cap region overlapping an area of the conductive via, a routing region having a first width from a top-down view, and an intermediate region having a second width from the top-down view along the peripheral edge of the conductive via. The intermediate region is arranged to couple the cap region to the routing region and the second width is greater than the first width.Type: GrantFiled: July 2, 2021Date of Patent: December 19, 2023Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Jie Chen, Ying-Ju Chen, Hsien-Wei Chen, Der-Chyang Yeh, Chen-Hua Yu
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Patent number: 11848408Abstract: A drive circuit substrate, an LED display panel and a method of forming the same and a display device are provided, relates to the field of display technologies. The drive circuit substrate includes a base substrate and a plurality of drive electrodes arranged in an array on a surface of the base substrate. The driving electrodes include a first driving electrode and a second driving electrode, a horizontal height of the first driving electrode is greater than a horizontal height of the second driving electrode. The conductive structure includes a first conductive structure on a surface of the first driving electrode away from the base substrate and a second conductive structure on a surface of the second driving electrode away from the base substrate, a height of the second conductive structure is greater than a height of the first conductive structure.Type: GrantFiled: December 2, 2019Date of Patent: December 19, 2023Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Ke Wang
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Patent number: 11837550Abstract: A semiconductor device and method for forming the semiconductor device is provided. The semiconductor device includes an integrated circuit having through vias adjacent to the integrated circuit die, wherein a molding compound is interposed between the integrated circuit die and the through vias. The through vias have a projection extending through a patterned layer, and the through vias may be offset from a surface of the patterned layer. The recess may be formed by selectively removing a seed layer used to form the through vias.Type: GrantFiled: March 29, 2021Date of Patent: December 5, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTDInventors: Chen-Hua Yu, Chung-Shi Liu, Chih-Wei Lin, Ming-Da Cheng
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Patent number: 11798875Abstract: An electronic component includes: an insulating layer; and a first metal bump disposed on the insulating layer and provided with: a first metal layer disposed on the insulating layer; and a second metal layer disposed on the first metal layer, wherein, in a cross-sectional view of the electronic component, the first metal layer has a first width, the second metal layer has a second width, and the first width is smaller than the second width.Type: GrantFiled: November 24, 2021Date of Patent: October 24, 2023Assignee: INNOLUX CORPORATIONInventors: Chung-Chun Cheng, Kuang-Ming Fan, Yao-Wen Hsu
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Patent number: 11778744Abstract: A printed circuit board assembly and a terminal are provided. The printed circuit board assembly includes: a first printed circuit board and a second printed circuit board, where the second printed circuit board is electrically connected to the first printed circuit board through at least four solder joints; the at least four solder joints include a first solder joint, a second solder joint, a third solder joint, and a fourth solder joint, the first solder joint communicates with the second solder joint, the third solder joint communicates with the fourth solder joint, and at least one solder joint and/or at least one printed circuit board cavity is provided between the second solder joint and the third solder joint; and the printed circuit board cavity is a recess structure that is recessed inwards from a surface of the printed circuit board.Type: GrantFiled: December 13, 2021Date of Patent: October 3, 2023Assignee: VIVO MOBILE COMMUNICATION CO., LTD.Inventor: Houxun Tang
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Patent number: 11769743Abstract: A semiconductor package includes: a semiconductor chip including a chip pad on a first surface; a first insulating layer arranged on the semiconductor chip and including an insulating hole exposing the chip pad; a redistribution pattern including a redistribution via pattern arranged on an internal surface of the first insulating layer configured to define the first insulating hole and on a surface of the chip pad, and a redistribution line pattern arranged on a surface of the first insulating layer; an under bump metal (UBM) conformally arranged along a surface of the redistribution pattern; and a connection terminal arranged on the UBM, wherein the redistribution line pattern and the UBM provide a dummy space of a shape protruding in a direction toward the first surface of the semiconductor chip, and a portion of the connection terminal fills the dummy space.Type: GrantFiled: September 7, 2021Date of Patent: September 26, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gayoung Kim, Hyungsun Jang
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Patent number: 11756914Abstract: A microelectronic device has a die with a die conductor at a connection surface. The microelectronic device includes a pillar electrically coupled to the die conductor, and a head electrically coupled to the pillar. The pillar has a die-side flared end at a die end of the pillar; the pillar widens progressively along the die-side flared end, and extends outward by more than a lesser of half a thickness of the die conductor and half a lateral width of the pillar midway between a die end and a head end. The pillar has a head-side flared end at a head end of the pillar; the pillar widens progressively along the die-side flared end, and extends outward by a distance that is greater than a lesser of half a thickness of the head and half the lateral width of the pillar. Methods of forming the microelectronic device are disclosed.Type: GrantFiled: August 17, 2021Date of Patent: September 12, 2023Assignee: TEXAS INSTRUMENTS INCORPORATEDInventor: Sreenivasan K. Koduri
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Patent number: 11756922Abstract: Embodiments of this application disclose a hybrid bonding structure and a hybrid bonding method. The hybrid bonding structure includes a first chip and a second chip. A surface of the first chip includes a first insulation dielectric and a first metal, and a first gap area exists between the first metal and the first insulation dielectric. A surface of the second chip includes a second insulation dielectric and a second metal. A surface of the first metal is higher than a surface of the first insulation dielectric. Metallic bonding is formed after the first metal is in contact with the second metal, and the first metal is longitudinally and transversely deformed in the first gap area. Insulation dielectric bonding is formed after the first insulation dielectric is in contact with the second insulation dielectric.Type: GrantFiled: November 15, 2021Date of Patent: September 12, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Ran He, Huifang Jiao, Yufeng Dai, Guanglin Yang, Chihon Ho, Ronghua Xie
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Patent number: 11735550Abstract: Various embodiments of the present disclosure are directed towards a semiconductor structure including a bond bump disposed on an upper surface of an upper conductive structure. The upper conductive structure overlies a substrate. A buffer layer is disposed along the upper surface of the upper conductive structure. The bond bump comprises a sidewall having a straight sidewall segment overlying a curved sidewall segment.Type: GrantFiled: December 20, 2021Date of Patent: August 22, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ching-Sheng Chu, Chern-Yow Hsu
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Patent number: 11728284Abstract: A method for forming a chip package structure is provided. The method includes forming a dielectric layer over a redistribution structure. The redistribution structure includes a dielectric structure and a plurality of wiring layers in or over the dielectric structure. The method includes forming a first conductive bump structure and a shield bump structure over the dielectric layer. The first conductive bump structure is electrically connected to the wiring layers, and the shield bump structure is electrically insulated from the wiring layers. The method includes bonding a first chip structure to the redistribution structure through the first conductive bump structure. The first chip structure is electrically insulated from the shield bump structure, and the first chip structure extends across a first sidewall of the shield bump structure.Type: GrantFiled: July 16, 2021Date of Patent: August 15, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Po-Chen Lai, Chin-Hua Wang, Ming-Chih Yew, Chia-Kuei Hsu, Li-Ling Liao, Po-Yao Lin, Shin-Puu Jeng
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Patent number: 11715715Abstract: A manufacturing method of a metal bump structure is provided. A driving base is provided. At least one pad and an insulating layer are formed on the driving base. The pad is formed on an arrangement surface of the driving base and has an upper surface. The insulating layer covers the arrangement surface of the driving base and the pad, and exposes a part of the upper surface of the pad. A patterned metal layer is formed on the upper surface of the pad exposed by the insulating layer, and extends to cover a part of the insulating layer. An electro-less plating process is performed to form at least one metal bump on the patterned metal layer. A first extension direction of the metal bump is perpendicular to a second extension direction of the driving base.Type: GrantFiled: March 15, 2021Date of Patent: August 1, 2023Assignee: Unimicron Technology Corp.Inventors: Tzyy-Jang Tseng, Ming-Ru Chen, Cheng-Chung Lo, Chin-Sheng Wang, Wen-Sen Tang
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Patent number: 11699635Abstract: A method for manufacturing a semiconductor device includes preparing a first group of wafers having a plurality of first semiconductor dies embedded in a first photosensitive material layer; forming a plurality of first through vias in the first photosensitive material layer; attaching at least two of the first group of wafers using a first adhesive layer to form a first structure; preparing a second group of wafers having a plurality of second semiconductor dies embedded in a second photosensitive material layer; forming a plurality of second through vias in the second photosensitive material layer; attaching at least two of the second group of wafers using a second adhesive layer to form a second structure; and connecting the first structure to the second structure with a plurality of first metal bumps.Type: GrantFiled: October 6, 2021Date of Patent: July 11, 2023Assignee: NANYA TECHNOLOGY CORPORATIONInventors: Chiang-Lin Shih, Pei-Jhen Wu