Patents Assigned to Nichepac Technology Inc.
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Publication number: 20110278725Abstract: An interconnection mechanism between plated through holes is disclosed, a first embodiment includes a first substrate having a first plated through hole; a second substrate having a second plated through hole; a metal core is configured in between the two plated through holes; the metal ball has a diameter larger than a diameter of the plated through holes; and melted solder binds the first plated through hole, metal core, and the second plated through hole. A second embodiment includes stacked substrate having a gold plated only on ring pads of the plated through holes; melted solder binds the two gold ring pads.Type: ApplicationFiled: July 28, 2011Publication date: November 17, 2011Applicant: NICHEPAC TECHNOLOGY INC.Inventor: Cheng-Lien CHIANG
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Patent number: 7940070Abstract: A flexible redistribution membrane and a piece of silicon rubber is used in a testing fixture for testing a singulated bare die. The silicon rubber is used as a cushion under the flexible redistribution membrane against the downward pressure from the bare die during testing so that the top pads of the flexible redistribution membrane can be electrically tight coupling to bottom pads of the bared die to be tested.Type: GrantFiled: April 8, 2009Date of Patent: May 10, 2011Assignee: Nichepac Technology Inc.Inventor: Cheng-Lien Chiang
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Patent number: 7871274Abstract: An integrated circuit (IC) adapter is disclosed to be adaptive sandwiched in between a ball grid array (BGA) integrated circuit (IC) and a printed circuit board to electrically couple the ball grid array IC and the printed circuit board. The IC adapter has a plurality of through holes therein, a resilient element in each of the through hole; in combination with a binding element for binding the integrated circuit (IC) onto the IC adapter such that the ball grid array IC can be removed, manually and without using any maintenance tool, from the IC adapter.Type: GrantFiled: July 27, 2009Date of Patent: January 18, 2011Assignee: Nichepac Technology Inc.Inventor: Cheng-Lien Chiang
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Publication number: 20100073021Abstract: A contact probe assembly, for placement within a probe receptacle for performing tests on an electrical device, includes the following elements. The hollow barrel has two openings at two opposite ends thereof, wherein the hollow barrel is adapted to be axially disposed within the probe receptacle. The first plunger is slidably disposed within one of the two openings at one end of the hollow barrel. The second plunger is slidably disposed within the other of the two openings at the opposite end of the hollow barrel. The resilient member is disposed within the hollow barrel and interconnected between the first plunger and second plunger, wherein the first plunger, the resilient member and the second plunger are formed as single one unitary member and made of the same electrically-conductive material.Type: ApplicationFiled: September 23, 2008Publication date: March 25, 2010Applicants: NICHEPAC TECHNOLOGY INC., DA-CHUNG CONTACT PROBES ENTERPRISE CO., LTD.Inventors: Cheng-Lien Chiang, Sheng-Chang Huang
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Publication number: 20100035444Abstract: An integrated circuit (IC) adapter is disclosed to be adaptive sandwiched in between a ball grid array (BGA) integrated circuit (IC) and a printed circuit board to electrically couple the ball grid array IC and the printed circuit board. The IC adapter has a plurality of through holes therein, a resilient element in each of the through hole; in combination with a binding element for binding the integrated circuit (IC) onto the IC adapter such that the ball grid array IC can be removed, manually and without using any maintenance tool, from the IC adapter.Type: ApplicationFiled: July 27, 2009Publication date: February 11, 2010Applicant: NICHEPAC TECHNOLOGY INC.Inventor: Cheng-Lien CHIANG
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Publication number: 20100027277Abstract: A substrate structure for light emitting diodes (LED) chips operation includes a heat spreader, chip holders arranged in the center of the heat spreader, transfer pads located near the chip holders for wire bonding interconnection between the LED chips, and a circuit layer having a gap dividing the circuit layer diagonally. The circuit layer includes a first insulation layer on top of the heat spreader, a metal trace layer on top of the first insulation layer, and a second insulation layer on top of the metal trace layer, wherein portions of the second insulation layer are removed at the opposite corners along the gap, and around the opening, and a conductive plating is plated on the second insulation layer around the opening. Furthermore, a spotlight cap is provided to focus the light emitted from the LED. A LED package includes the substrate structure and the spotlight cap is also provided.Type: ApplicationFiled: October 14, 2009Publication date: February 4, 2010Applicant: NICHEPAC TECHNOLOGY INC.Inventor: Cheng-Lien CHIANG
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Patent number: 7652894Abstract: A contact lead for engaging with an aperture lead of a circuit carrier, including a substrate contact portion electrically connected to a pad on a substrate a chip contact portion extending from the substrate contact portion and forming an angle with the substrate contact portion raising from the substrate. The contact lead chip contact portion may also be of a cylindrical shape vertically extending from the substrate contact portion. The present invention also provides a module including a printed circuit board having a plurality of pad thereon ,the contact lead electrically connected to the pad, an integrated circuit carrier having a plurality of aperture leads, the aperture leads passing through the contact lead and contacting respectively thereof, and a housing structure for housing the module and providing access for the user to assemble the integrated circuit carrier.Type: GrantFiled: February 26, 2007Date of Patent: January 26, 2010Assignee: Nichepac Technology Inc.Inventor: Cheng-Lien Chiang
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Patent number: 7622795Abstract: A substrate structure for light emitting diodes (LED) chips operation includes a heat spreader, chip holders arranged in the center of the heat spreader, transfer pads located near the chip holders for wire bonding interconnection between the LED chips, and a circuit layer having a gap dividing the circuit layer diagonally. The circuit layer includes a first insulation layer on top of the heat spreader, a metal trace layer on top of the first insulation layer, and a second insulation layer on top of the metal trace layer, wherein portions of the second insulation layer are removed at the opposite corners along the gap, and around the opening, and a conductive plating is plated on the second insulation layer around the opening. Furthermore, a spotlight cap is provided to focus the light emitted from the LED. A LED package includes the substrate structure and the spotlight cap is also provided.Type: GrantFiled: May 15, 2007Date of Patent: November 24, 2009Assignee: Nichepac Technology Inc.Inventor: Cheng-Lien Chiang
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Publication number: 20090206857Abstract: A flexible redistribution membrane and a piece of silicon rubber is used in a testing fixture for testing a singulated bare die. The silicon rubber is used as a cushion under the flexible redistribution membrane against the downward pressure from the bare die during testing so that the top pads of the flexible redistribution membrane can be electrically tight coupling to bottom pads of the bared die to be tested.Type: ApplicationFiled: April 8, 2009Publication date: August 20, 2009Applicant: NICHEPAC TECHNOLOGY INC.Inventor: Cheng-Lien CHIANG
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Publication number: 20090206481Abstract: An interconnection mechanism between plated through holes is disclosed, a first embodiment includes a first substrate having a first plated through hole; a second substrate having a second plated through hole; a metal core is configured in between the two plated through holes; the metal ball has a diameter larger than a diameter of the plated through holes; and melted solder binds the first plated through hole, metal core, and the second plated through hole. A second embodiment includes stacked substrate having a gold plated only on ring pads of the plated through holes; melted solder binds the two gold ring pads.Type: ApplicationFiled: April 27, 2009Publication date: August 20, 2009Applicant: NICHEPAC TECHNOLOGY INC.Inventor: Cheng-Lien Chiang