Patents by Inventor Chih-Ming Chien
Chih-Ming Chien has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240073381Abstract: A multicolor light mixing module includes a light-dividing unit, a light-homogenizing member, a first laser set including first and second lighting units in a sequential arrangement, a light-mixing unit obliquely opposite to the light-dividing unit for guiding a first color light of the first lighting unit and a second color light of the second lighting unit along first and second light-mixing axes to form first and second laser beams, and a condensing lens. The light-dividing unit is obliquely opposite to the first laser set to allow partial transmission and partial reflection of the first and second color lights, for guiding the first and second color lights along first and second light-dividing axes. The light-homogenizing member is disposed on the first and second light-mixing axes for homogenizing the first and second laser beams. The condensing lens between the light-homogenizing member and the light-mixing unit condenses the first and second laser beams.Type: ApplicationFiled: June 19, 2023Publication date: February 29, 2024Applicant: QISDA CORPORATIONInventors: Jia-Ming Zhang, Chih-Shiung Chien, Ching-Tze Huang
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Patent number: 8913857Abstract: An optical backplane assembly (1) includes a backplane (10), a first switch card (21), a second switch card (22) disposed on one side of the first switch card, a plurality of first line cards disposed on the other side of the first switch card, and a first optical assembly (41) including a plurality of first optical channels (411) and a plurality of second optical channels (412) overlapped with the first optical channel. The first optical channels optically interconnecting the first switch card with the first line cards. The second optical channels optically interconnecting the second switch card with the first optical channels.Type: GrantFiled: June 4, 2012Date of Patent: December 16, 2014Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Chih-Ming Chien, Feng Pan
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Publication number: 20130273734Abstract: A method of manufacturing salicide layers includes the following steps. Firstly, a silicon substrate with a patterned stack structure of a silicon layer and a first cap layer sequentially formed thereon is provided. Then, a second cap layer is formed on the exposed silicon substrate. The materials of the first cap layer and the second cap layer are different. Then, the first cap layer is removed to expose the silicon layer. Then, a first metal layer is formed on the silicon layer and reacted with the silicon layer to produce a first salicide layer. Afterward, the second cap layer is removed, and a second metal layer is formed over the surface of the silicon substrate and reacted with the silicon substrate to produce a second salicide layer.Type: ApplicationFiled: April 12, 2012Publication date: October 17, 2013Applicant: UNITED MICROELECTRONICS CORP.Inventors: Tse-Yi LU, Chih-Ming CHIEN, Li-Jen YAO
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Patent number: 8506309Abstract: An electrical connector (100) includes a middle board (200), a first insulative housing (10) defining a first receiving room (14), a second insulative housing (20) defining a second receiving room (24), and a number of contacts (40) mounted on the first insulative housing. Each of the contacts includes a first mating portion (41) received in the first receiving room and a second mating portion (44) received in the second receiving room. The first mating portion includes a first mating surface (411). The second mating portion includes a second mating surface (421). Each of the contacts includes a twisted portion (43) between the first mating portion and the second mating portion that make the first mating surface perpendicular to the second mating surface.Type: GrantFiled: September 6, 2011Date of Patent: August 13, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Feng Pan, Chih-Ming Chien
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Patent number: 8475183Abstract: An electrical connector (100) includes a middle board (4) defining a plurality of receiving holes (41, 42), a first insulative housing (1) mounted on one side of the middle board and defining a first receiving room (13), and a number of contacts (3) mounted on the first insulative housing. The contacts include a number of signal contacts (S) and a number of grounding contacts (G). Each of contacts includes a first mating portion (31), a second mating portion (32), and a middle portion (33) between the first and the second mating portions. The middle portions extend beyond the first insulative housing and are received in the receiving holes. Each of the middle portions of the signal contacts is solid. Each of the middle portions of the grounding contacts has a through hole (331) and has an outer profile wider than that of middle portion of the signal contact.Type: GrantFiled: September 6, 2011Date of Patent: July 2, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Chih-Ming Chien, Feng Pan
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Publication number: 20120308188Abstract: An optical backplane assembly (1) includes a backplane (10), a first switch card (21), a second switch card (22) disposed on one side of the first switch card, a plurality of first line cards disposed on the other side of the first switch card, and a first optical assembly (41) including a plurality of first optical channels (411) and a plurality of second optical channels (412) overlapped with the first optical channel. The first optical channels optically interconnecting the first switch card with the first line cards. The second optical channels optically interconnecting the second switch card with the first optical channels.Type: ApplicationFiled: June 4, 2012Publication date: December 6, 2012Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: CHIH-MING CHIEN, FENG PAN
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Patent number: 8231300Abstract: A component structure is provided, which comprises a first connection unit, at least one short rod, a second connection unit and at least one long rod. The short rod is connected to the first connection unit. The long rod is connected to the second connection unit. The main rod connects the first connection unit and the second connection unit.Type: GrantFiled: January 8, 2008Date of Patent: July 31, 2012Assignee: National Taiwan University of Science & TechnologyInventors: Naai-Jung Shih, Chih-Ming Chien
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Publication number: 20120058655Abstract: An electrical connector (100) includes a middle board (4) defining a plurality of receiving holes (41, 42), a first insulative housing (1) mounted on one side of the middle board and defining a first receiving room (13), and a number of contacts (3) mounted on the first insulative housing. The contacts include a number of signal contacts (S) and a number of grounding contacts (G). Each of contacts includes a first mating portion (31), a second mating portion (32), and a middle portion (33) between the first and the second mating portions. The middle portions extend beyond the first insulative housing and are received in the receiving holes. Each of the middle portions of the signal contacts is solid. Each of the middle portions of the grounding contacts has a through hole (331) and has an outer profile wider than that of middle portion of the signal contact.Type: ApplicationFiled: September 6, 2011Publication date: March 8, 2012Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: CHIH-MING CHIEN, FENG PAN
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Publication number: 20120058680Abstract: An electrical connector (100) includes a middle board (200), a first insulative housing (10) defining a first receiving room (14), a second insulative housing (20) defining a second receiving room (24), and a number of contacts (40) mounted on the first insulative housing. Each of the contacts includes a first mating portion (41) received in the first receiving room and a second mating portion (44) received in the second receiving room. The first mating portion includes a first mating surface (411). The second mating portion includes a second mating surface (421). Each of the contacts includes a twisted portion (43) between the first mating portion and the second mating portion that make the first mating surface perpendicular to the second mating surface.Type: ApplicationFiled: September 6, 2011Publication date: March 8, 2012Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: FENG PAN, CHIH-MING CHIEN
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Patent number: 7972172Abstract: A cable connector assembly includes a cable (5) and a connector (100) terminated to the cable (5). The connector (100) further includes a connector body (20), a cover means (9) fastening the connector body (20) and connecting means (7) securing said cable (5) to the cover means (9). The connecting means (7) further includes an outer ferrule (73) having a first part (733) crimped onto the cable and a second part (731) crimped onto a shield (53) of the cable 5, and an inner ferrule (71) fastened substantially under the shield (53) to the outer ferrule (73) in the area of the second part (731) for making an axial locking between the outer ferrule (73) and the inner ferrule (71). The inner ferrule (71) forms a number of resilient tabs (719) flexibly abutting the cover means (9) thereby making firmly electrical connection to the cover means (9).Type: GrantFiled: November 5, 2009Date of Patent: July 5, 2011Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Jian-Lin Huang, Feng Pan, Chih-Ming Chien
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Patent number: 7955130Abstract: An electrical connector includes an insulative housing, a number of signal contacts, a number of shielding plates and a grounding member touching the shielding plates so that the shielding plates are jointly connected with each other. The shielding plates are assembled to the insulative housing and disposed between the signal contacts of adjacent columns. Each shielding plate includes a tab projecting into a base of the insulative housing. No mounting tail for establishing connection between the shielding plates and a circuit board is set on any of the shielding plates. Instead, the grounding member comprises a number of mounting tails for being connected to the circuit board so as to establish electrical connection between the shielding plates and the circuit board.Type: GrantFiled: March 1, 2010Date of Patent: June 7, 2011Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Hong-Tao Liu, Chih-Ming Chien
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Patent number: 7841900Abstract: An electrical connector (300) includes a number of wafers (30) and each wafer including an insulative housing (31) and a number of contacts (32). The housing defines a mating surface (311) and a mounting surface (312), and a plurality of passages (313) concaved from the mounting surface. The housing has a platform (314) formed in each passage and two cavities (315) defined on opposite sides of the platform. The platform has a pair of protruding portions (316) disposed above the cavities respectively. Each cavity has an opening (317) defined in the mounting surface. The contacts are received in the passages of the insulative housing. Each contact includes a receptacle (321) formed with a pair of legs (324). Each leg has a preloaded portion (325). The preloaded portion is insertable into the cavity via the opening along a mounting direction perpendicular to the mounting surface while spreading out the legs.Type: GrantFiled: July 30, 2009Date of Patent: November 30, 2010Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Hong-Tao Liu, Chih-Ming Chien
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Publication number: 20100227503Abstract: An electrical connector includes an insulative housing, a number of signal contacts, a number of shielding plates and a grounding member touching the shielding plates so that the shielding plates are jointly connected with each other. The shielding plates are assembled to the insulative housing and disposed between the signal contacts of adjacent columns. Each shielding plate includes a tab projecting into a base of the insulative housing. No mounting tail for establishing connection between the shielding plates and a circuit board is set on any of the shielding plates. Instead, the grounding member comprises a number of mounting tails for being connected to the circuit board so as to establish electrical connection between the shielding plates and the circuit board.Type: ApplicationFiled: March 1, 2010Publication date: September 9, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: HONG-TAO LIU, CHIH-MING CHIEN
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Patent number: 7758357Abstract: The electrical connector (100) includes a front housing (20) and a number of stacked wafers 40 assembled to the front housing (20). The front housing (20) defines a number of passageways (202) arranged in rows and columns. Each of the wafers includes a lead frame (34) and nine contacts (41-49) molded in the lead frame (34). Each of the contacts (41-49) further includes a fastening portion (404) molded in the lead frame (34), a mating portion (408) extending from an end of the fastening portion (404) for mating with a complementary mating connector (600) and a terminal portion (406) extending from an opposite end of the fastening portion (404) to be mounted in said PCB. The nine conductive contacts (41-49) are arranged on a coplanar surface. Adjacent rows of passageways (202) are arranged with a slight offset. Corresponding adjacent wafers 40 are arranged with the contacts of adjacent wafers (40) aligned in a direction perpendicular to the coplanar surface.Type: GrantFiled: December 2, 2009Date of Patent: July 20, 2010Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Feng Pan, Chih-Ming Chien
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Publication number: 20100136844Abstract: The electrical connector (100) includes a front housing (20) and a number of stacked wafers 40 assembled to the front housing (20). The front housing (20) defines a number of passageways (202) arranged in rows and columns. Each of the wafers includes a lead frame (34) and nine contacts (41-49) molded in the lead frame (34). Each of the contacts (41-49) further includes a fastening portion (404) molded in the lead frame (34), a mating portion (408) extending from an end of the fastening portion (404) for mating with a complementary mating connector (600) and a terminal portion (406) extending from an opposite end of the fastening portion (404) to be mounted in said PCB. The nine conductive contacts (41-49) are arranged on a coplanar surface. Adjacent rows of passageways (202) are arranged with a slight offset. Corresponding adjacent wafers 40 are arranged with the contacts of adjacent wafers (40) aligned in a direction perpendicular to the coplanar surface.Type: ApplicationFiled: December 2, 2009Publication date: June 3, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: FENG PAN, CHIH-MING CHIEN
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Publication number: 20100112864Abstract: A cable connector assembly includes a cable (5) and a connector (100) terminated to the cable (5). The connector (100) further includes a connector body (20), a cover means (9) fastening the connector body (20) and connecting means (7) securing said cable (5) to the cover means (9). The connecting means (7) further includes an outer ferrule (73) having a first part (733) crimped onto the cable and a second part (731) crimped onto a shield (53) of the cable 5, and an inner ferrule (71) fastened substantially under the shield (53) to the outer ferrule (73) in the area of the second part (731) for making an axial locking between the outer ferrule (73) and the inner ferrule (71). The inner ferrule (71) forms a number of resilient tabs (719) flexibly abutting the cover means (9) thereby making firmly electrical connection to the cover means (9).Type: ApplicationFiled: November 5, 2009Publication date: May 6, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: JIAN-LIN HUANG, FENG PAN, CHIH-MING CHIEN
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Publication number: 20100093209Abstract: An electrical connector assembly includes a header and a receptacle mateable with the header. The header includes a receiving space, a number of header contacts and a header ground shield located between the header contacts in adjacent two columns. The receptacle includes a number of contact modules to be received in the receiving space. At least one of the contact modules includes an insulator, a receptacle ground shield fixed in the insulator and a plurality of receptacle contacts for mating with the header contacts. A mating portion of the insulator includes a supporting rib resisting against the header ground shield in order to enhance mating force between the header ground shield and the receptacle ground shield when the receptacle is inserted into the receiving space of the header.Type: ApplicationFiled: October 12, 2009Publication date: April 15, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: HONG-TAO LIU, CHIH-MING CHIEN
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Publication number: 20100035470Abstract: An electrical connector (300) includes a number of wafers (30) and each wafer including an insulative housing (31) and a number of contacts (32). The housing defines a mating surface (311) and a mounting surface (312), and a plurality of passages (313) concaved from the mounting surface. The housing has a platform (314) formed in each passage and two cavities (315) defined on opposite sides of the platform. The platform has a pair of protruding portions (316) disposed above the cavities respectively. Each cavity has an opening (317) defined in the mounting surface. The contacts are received in the passages of the insulative housing. Each contact includes a receptacle (321) formed with a pair of legs (324). Each leg has a preloaded portion (325). The preloaded portion is insertable into the cavity via the opening along a mounting direction perpendicular to the mounting surface while spreading out the legs.Type: ApplicationFiled: July 30, 2009Publication date: February 11, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: HONG-TAO LIU, CHIH-MING CHIEN
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Publication number: 20080273920Abstract: A component structure is provided, which comprises a first connection unit, at least one short rod, a second connection unit and at least one long rod. The short rod is connected to the first connection unit. The long rod is connected to the second connection unit. The main rod connects the first connection unit and the second connection unit.Type: ApplicationFiled: January 8, 2008Publication date: November 6, 2008Applicant: NATIONAL TAIWAN UNIVERSITY OF SCIENCE & TECHNOLOGYInventors: Naai-Jung Shih, Chih-Ming Chien
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Patent number: 6948979Abstract: An electrical connector assembly (10) includes at least one connector (12) and a shell (14) surrounding the connector. A number of locking tabs (24) extend vertically beyond a joint face (23) of the connector. Each locking tab defines an aperture (242) and a block (243) at a free end thereof. The aperture separates the free end of the locking tab into two spaced portions. The block protrudes outwardly from an outside of one of the two spaced portions. An opening (232) under the block is defined in the joint face for facilitating the molding of the block. The shell defines a number of securing holes (411) engagingly receiving the corresponding locking tabs of the connector. The block can press an outside of the shell to retain the locking tab in the hole. Reliable connection between the connector and the shell is secured.Type: GrantFiled: June 14, 2004Date of Patent: September 27, 2005Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Chih-Ming Chien, Yi-Wen Wang