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公开(公告)号:US20240171438A1
公开(公告)日:2024-05-23
申请号:US18515311
申请日:2023-11-21
Applicant: MediaTek Inc.
Inventor: Shengquan Hu , Ching-Wen Hsiao , Jianhan Liu , Thomas Edward Pare, JR.
CPC classification number: H04L27/2613 , H04L5/0007 , H04L5/0048
Abstract: Various schemes pertaining to long training field (LTF) and short training field (STF) transmission for wide bandwidth 240 MHz with more direct-current (DC) tones in wireless communications are described. A processor of an apparatus generates either or both of an LTF and a STF of a physical-layer protocol data unit (PPDU) with a center 996-tone resource unit (RU) having more than a predetermined number of DC tones. The processor then performs a wireless communication in a wide bandwidth (e.g., 240 MHz) with the PPDU.
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公开(公告)号:US10692789B2
公开(公告)日:2020-06-23
申请号:US15968449
申请日:2018-05-01
Applicant: MediaTek Inc.
Inventor: Nai-Wei Liu , Tzu-Hung Lin , I-Hsuan Peng , Ching-Wen Hsiao , Wei-Che Huang
IPC: H01L23/31 , H01L23/538 , H01L23/00 , H01L23/498 , H01L21/56
Abstract: A semiconductor package structure is provided. The structure includes a first semiconductor die having a first surface and a second surface opposite thereto. A first molding compound surrounds the first semiconductor die. A first redistribution layer (RDL) structure is disposed on the second surface of the first semiconductor die and laterally extends on the first molding compound. A second semiconductor die is disposed on the first RDL structure and has a first surface and a second surface opposite thereto. A second molding compound surrounds the second semiconductor die. A first protective layer covers a sidewall of the first RDL structure and a sidewall of the first molding compound.
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公开(公告)号:US10177125B2
公开(公告)日:2019-01-08
申请号:US15618210
申请日:2017-06-09
Applicant: MediaTek Inc.
Inventor: Tzu-Hung Lin , I-Hsuan Peng , Ching-Wen Hsiao
IPC: H01L25/16 , H01L25/10 , H01L23/485 , H01L23/31 , H01L23/00 , H01L25/065 , H01L23/538 , H01L23/498
Abstract: In one implementation, a semiconductor package assembly includes a first semiconductor package having a first semiconductor die and a first redistribution layer (RDL) structure coupled to the first semiconductor die. The first redistribution layer (RDL) structure includes a first conductive trace at a first layer-level, a second conductive trace at a second layer-level, and a first inter-metal dielectric (IMD) layer and a second inter-metal dielectric (IMD) layer, which is beside the first inter-metal dielectric (IMD) layer, wherein the second inter-metal dielectric (IMD) layer is disposed between the first conductive trace and the second conductive trace, and the second inter-metal dielectric (IMD) layer is zigzag shape in a cross-sectional view.
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公开(公告)号:US20180323127A1
公开(公告)日:2018-11-08
申请号:US15968449
申请日:2018-05-01
Applicant: MediaTek Inc.
Inventor: Nai-Wei Liu , Tzu-Hung Lin , I-Hsuan Peng , Ching-Wen Hsiao , Wei-Che Huang
IPC: H01L23/31 , H01L23/00 , H01L23/538
Abstract: A semiconductor package structure is provided. The structure includes a first semiconductor die having a first surface and a second surface opposite thereto. A first molding compound surrounds the first semiconductor die. A first redistribution layer (RDL) structure is disposed on the second surface of the first semiconductor die and laterally extends on the first molding compound. A second semiconductor die is disposed on the first RDL structure and has a first surface and a second surface opposite thereto. A second molding compound surrounds the second semiconductor die. A first protective layer covers a sidewall of the first RDL structure and a sidewall of the first molding compound.
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公开(公告)号:US09711488B2
公开(公告)日:2017-07-18
申请号:US15014604
申请日:2016-02-03
Applicant: MediaTek Inc.
Inventor: Tzu-Hung Lin , Ching-Wen Hsiao , I-Hsuan Peng
IPC: H01L23/538 , H01L23/053 , H01L21/30 , H01L25/065 , H01L25/16 , H01L23/00
CPC classification number: H01L25/0657 , H01L21/568 , H01L23/5385 , H01L23/5389 , H01L24/13 , H01L24/16 , H01L24/19 , H01L24/32 , H01L24/73 , H01L25/16 , H01L2224/04105 , H01L2224/12105 , H01L2224/131 , H01L2224/13147 , H01L2224/16227 , H01L2224/16265 , H01L2224/32265 , H01L2224/73204 , H01L2224/73209 , H01L2224/92133 , H01L2225/06513 , H01L2225/06558 , H01L2225/06586 , H01L2924/1431 , H01L2924/1432 , H01L2924/1436 , H01L2924/19011 , H01L2924/19041 , H01L2924/19104 , H01L2924/014
Abstract: The invention provides a semiconductor package assembly. The semiconductor package assembly includes a semiconductor die. A first molding compound covers a back surface of the semiconductor die. A redistribution layer (RDL) structure is disposed on a front surface of the semiconductor die. The semiconductor die is coupled to the RDL structure. A second molding compound is disposed on the front surface of the semiconductor die and embedded in the RDL structure. A passive device is disposed on the second molding compound and coupled to the semiconductor die.
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公开(公告)号:US20170053884A1
公开(公告)日:2017-02-23
申请号:US15182581
申请日:2016-06-14
Applicant: MEDIATEK INC.
Inventor: Tzu-Hung Lin , Ching-Wen Hsiao , I-Hsuan Peng , Nai-Wei Liu
CPC classification number: H01L24/14 , H01L23/3107 , H01L23/481 , H01L23/49816 , H01L23/49827 , H01L23/49838 , H01L24/13 , H01L24/19 , H01L24/20 , H01L25/105 , H01L2224/04105 , H01L2224/12105 , H01L2224/13014 , H01L2224/13016 , H01L2224/13024 , H01L2224/131 , H01L2224/14131 , H01L2224/14133 , H01L2224/14134 , H01L2224/14153 , H01L2224/14177 , H01L2225/1035 , H01L2225/1041 , H01L2225/1058 , H01L2924/14 , H01L2924/1436 , H01L2924/15311 , H01L2924/15313 , H01L2924/18162 , H01L2924/19102 , H01L2924/381 , H01L2924/014 , H01L2924/00012
Abstract: A ball grid array for an integrated circuit package includes an array of connection points derived from a base unit of hexagonal pattern repeated in at least one or more sections of the integrated circuit package. According to one embodiment, the connection points are solder balls mounted on a lower surface of the integrated circuit package.
Abstract translation: 用于集成电路封装的球栅阵列包括源自在集成电路封装的至少一个或多个部分中重复的六边形图案的基本单元的连接点阵列。 根据一个实施例,连接点是安装在集成电路封装的下表面上的焊球。
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公开(公告)号:US20230117111A1
公开(公告)日:2023-04-20
申请号:US17964876
申请日:2022-10-12
Applicant: MediaTek Inc.
Inventor: Cheng-Yi Chang , Ching-Wen Hsiao , Shu-Ping Shiu
Abstract: Techniques pertaining to coverage enhancement for 6 GHz wireless communications are described. A first station (STA) communicates with a second STA in a 6 GHz wireless band and/or low-power indoor (LPI) channels. The first STA performs a receiving signal combination and detection across multiple bandwidths such that a power level or a signal strength is enhanced in communicating with the second STA.
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公开(公告)号:US20230117078A1
公开(公告)日:2023-04-20
申请号:US17961036
申请日:2022-10-06
Applicant: MediaTek Inc.
Inventor: Cheng-Yi Chang , Yi-Chun Chou , Ching-Wen Hsiao , Chien-Wei Chen
Abstract: Techniques pertaining to low-power enhanced multi-link single radio (EMLSR) listen in wireless communications are described. A first multi-link device (MLD) reduces power consumption while supporting a latency-sensitive application by performing certain operations. The first MLD first listens at a lower power in a narrower bandwidth to receive an initial physical-layer protocol data unit (PPDU) from a second MLD as part of a frame exchange. In response to receiving the initial PPDU, the first MLD switches from the narrower bandwidth to a wider bandwidth to complete the frame exchange with the second MLD in the wider bandwidth. In reducing the power consumption, the first MLD reduces its power consumption to the lower power when operating in the narrower bandwidth compared to a higher power used by the first MLD when operating in the wider bandwidth.
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公开(公告)号:US09941260B2
公开(公告)日:2018-04-10
申请号:US15203418
申请日:2016-07-06
Applicant: MediaTek Inc.
Inventor: Tzu-Hung Lin , Chi-Chin Lien , Nai-Wei Liu , I-Hsuan Peng , Ching-Wen Hsiao , Wei-Che Huang
IPC: H01L23/00 , H01L25/10 , H01L25/00 , H01L23/498 , H01L23/538 , H01L25/065
CPC classification number: H01L25/105 , H01L23/49816 , H01L23/49833 , H01L23/5389 , H01L25/0657 , H01L25/50 , H01L2224/0401 , H01L2224/131 , H01L2224/13147 , H01L2224/16227 , H01L2224/32145 , H01L2224/32225 , H01L2224/48091 , H01L2224/48227 , H01L2224/73204 , H01L2224/73253 , H01L2224/73265 , H01L2225/0651 , H01L2225/06568 , H01L2225/1035 , H01L2225/1041 , H01L2225/1058 , H01L2225/1094 , H01L2924/15311 , H01L2924/15331 , H01L2924/3511 , H01L2924/00014 , H01L2924/00012 , H01L2924/014 , H01L2924/00
Abstract: A semiconductor package structure is provided. The semiconductor package structure includes a first semiconductor package that includes a first semiconductor die having a first surface and a second surface opposite thereto. A first package substrate is disposed on the first surface of the first semiconductor die. A first molding compound surrounds the first semiconductor die and the first package substrate. A first redistribution layer (RDL) structure is disposed on the first molding compound, in which the first package substrate is interposed and electrically coupled between the first semiconductor die and the first RDL structure.
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公开(公告)号:US20240129081A1
公开(公告)日:2024-04-18
申请号:US18376697
申请日:2023-10-04
Applicant: MediaTek Inc.
Inventor: Shengquan Hu , Ching-Wen Hsiao , Jianhan Liu , Thomas Edward Pare, Jr.
IPC: H04L5/00
CPC classification number: H04L5/0044 , H04L5/0094
Abstract: Various schemes pertaining to center 996-tone resource unit (RU996) tone plan designs for wide bandwidth 240 MHz in wireless communications are described. A communication entity generates at least one 996-tone resource unit (RU996). The communication entity then communicates wirelessly using the at least one RU996 in a 240 MHz bandwidth. The at least one RU996 includes a center RU996 that is centered around five or more direct-current (DC) tones.
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