Patents by Inventor Shu-Ming Chang

Shu-Ming Chang 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).

  • Patent number: 9334158
    Abstract: An embodiment of the invention provides a chip package including: a first semiconductor substrate; a second semiconductor substrate disposed on the first semiconductor substrate, wherein the second semiconductor substrate includes a lower semiconductor layer, an upper semiconductor layer, and an insulating layer located between the lower semiconductor layer and the upper semiconductor layer, and a portion of the lower semiconductor layer electrically contacts with at least a pad on the first semiconductor substrate; a signal conducting structure disposed on a lower surface of the first semiconductor substrate, wherein the signal conducting structure is electrically connected to a signal pad on the first semiconductor substrate; and a conducting layer disposed on the upper semiconductor layer of the second semiconductor substrate and electrically contacted with the portion of the lower semiconductor layer electrically contacting with the at least one pad on the first semiconductor substrate.
    Type: Grant
    Filed: May 22, 2013
    Date of Patent: May 10, 2016
    Assignee: XINTEC INC.
    Inventors: Yu-Ting Huang, Shu-Ming Chang, Yen-Shih Ho, Tsang-Yu Liu
  • Patent number: 9331024
    Abstract: An IC wafer and the method of making the IC wafer, the IC wafer includes an integrated circuit layer having a plurality of solder pads and an insulated layer arranged thereon, a plurality of through holes cut through the insulated layer corresponding to the solder pads respectively for the implantation of a package layer, and an electromagnetic shielding layer formed on the top surface of the insulated layer and electrically isolated from the solder pads of the integrated circuit layer for electromagnetic shielding. Thus, the integrated circuit does not require any further shielding mask, simplifying the fabrication. Further, the design of the through holes facilitates further packaging process.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: May 3, 2016
    Assignee: XINTEC INC.
    Inventors: Yao-Hsiang Chen, Tsang-Yu Liu, Yen-Shih Ho, Shu-Ming Chang
  • Publication number: 20160111555
    Abstract: A method of manufacturing chip package includes providing a semiconductor wafer having a plurality of semiconductor chips. An outer spacer and a plurality of inner spacers are formed on the semiconductor wafer. A protection lid is formed and disposed on the outer spacer and the inner spacers. A plurality of cavities is formed on each of the semiconductor chips from a lower surface thereof to expose the conductive pad disposed on the upper surface of the semiconductor chip. A plurality of conductive portions is formed and fills each of the cavities and electrically connected to each of the conductive pads. A plurality of solder balls is disposed on the lower surface and electrically connected to each of the conductive portions. The semiconductor chips are separated by cutting along a plurality of cutting lines between each of the semiconductor chips.
    Type: Application
    Filed: December 16, 2015
    Publication date: April 21, 2016
    Inventors: Tsang-Yu LIU, Shu-Ming CHANG, Po-Han LEE
  • Patent number: 9305843
    Abstract: An embodiment of the invention provides a chip package which includes: a first chip; a second chip disposed on the first chip, wherein a side surface of the second chip is a chemically-etched surface; and a bonding bulk disposed between the first chip and the second chip such that the first chip and the second chip are bonded with each other.
    Type: Grant
    Filed: January 13, 2015
    Date of Patent: April 5, 2016
    Assignee: XINTEC INC.
    Inventors: Bing-Siang Chen, Chien-Hui Chen, Shu-Ming Chang, Tsang-Yu Liu, Yen-Shih Ho
  • Patent number: 9287417
    Abstract: Disclosed herein is a semiconductor chip package, which includes a semiconductor chip, a plurality of vias, an isolation layer, a redistribution layer, and a packaging layer. The vias extend from the lower surface to the upper surface of the semiconductor chip. The vias include at least one first via and at least one second via. The isolation layer also extends from the lower surface to the upper surface of the semiconductor chip, and part of the isolation layer is disposed in the vias. The sidewall of the first via is totally covered by the isolation layer while the sidewall of the second via is partially covered by the isolation layer. The redistribution layer is disposed below the isolation layer and fills the plurality of vias, and the packaging layer is disposed below the isolation layer.
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: March 15, 2016
    Assignee: XINTEC INC.
    Inventors: Wei-Luen Suen, Shu-Ming Chang, Yu-Lung Huang, Yen-Shih Ho, Tsang-Yu Liu
  • Patent number: 9275958
    Abstract: An embodiment of the invention provides a chip package which includes: a semiconductor substrate having a first surface and a second surface; a first recess extending from the first surface towards the second surface; a second recess extending from a bottom of the first recess towards the second surface, wherein a sidewall and the bottom of the first recess and a second sidewall and a second bottom of the second recess together form an exterior side surface of the semiconductor substrate; a wire layer disposed over the first surface and extending into the first recess and/or the second recess; an insulating layer positioned between the wire layer and the semiconductor substrate; and a metal light shielding layer disposed over the first surface and having at least one hole, wherein a shape of the at least one hole is a quadrangle.
    Type: Grant
    Filed: March 12, 2014
    Date of Patent: March 1, 2016
    Assignee: XINTEC INC.
    Inventors: Yi-Min Lin, Yi-Ming Chang, Shu-Ming Chang, Yen-Shih Ho, Tsang-Yu Liu, Chia-Ming Cheng
  • Patent number: 9275963
    Abstract: A semiconductor structure includes a wafer, at least one nonmetal oxide layer, a pad, a passivation layer, an isolation layer, and a conductive layer. The wafer has a first surface, a second surface, a third surface, a first stage difference surface connected between the second and third surfaces, and a second stage difference surface connected between the first and third surfaces. The nonmetal oxide layer is located on the first surface of the wafer. The pad is located on the nonmetal oxide layer and electrically connected to the wafer. The passivation layer is located on the nonmetal oxide layer. The isolation layer is located on the passivation layer, nonmetal oxide layer, the first, second and third surfaces of the wafer, and the first and second stage difference surfaces of the wafer. The conductive layer is located on the isolation layer and electrically contacts the pad.
    Type: Grant
    Filed: March 6, 2014
    Date of Patent: March 1, 2016
    Assignee: XINTEC INC.
    Inventors: Yung-Tai Tsai, Shu-Ming Chang, Chun-Wei Chang, Chien-Hui Chen, Tsang-Yu Liu, Yen-Shih Ho
  • Patent number: 9269837
    Abstract: A chip package includes semiconductor chips, inner spacers, cavities, conductive portions and solder balls. The semiconductor chip has at least an electronic component and at least an electrically conductive pad disposed on an upper surface thereof. The conductive pad is arranged abreast to one side of the electronic component and electrically connected thereto. The cavities open to a lower surface of the semiconductor chip and extend toward the upper surface to expose the conductive pad on the upper surface. The conductive portions fill the cavities from the lower surface and electrically connected the to conductive pad. The solder balls are disposed on the lower surface and electrically connected to the conductive portions. A gap is created between an outer wall of the inner spacers and an edge of the semiconductor chip.
    Type: Grant
    Filed: April 9, 2015
    Date of Patent: February 23, 2016
    Assignee: XINTEC INC.
    Inventors: Tsang-Yu Liu, Shu-Ming Chang, Po-Han Lee
  • Patent number: 9268443
    Abstract: A touch panel connected with p signal channels of a chip is provided. The touch panel includes a substrate, electrode pairs, and signal lines. The electrode pairs are arranged in a matrix of q columns and r rows and each includes a first electrode connected to the hth signal channel and a second electrode connected to the ith signal channel. The hth signal channel and the ith channel are served as a signal channel pair. The signal channel connected with the electrode pair arranged in the jth column of the kth row is different from the signal channel connected with the other electrode pairs. The signal lines are electrically connected between the first electrodes or the second electrodes to the corresponding signal channels.
    Type: Grant
    Filed: March 1, 2013
    Date of Patent: February 23, 2016
    Assignee: Chunghwa Picture Tubes, LTD.
    Inventors: Shu-Ming Chang, Shu-Wen Chang
  • Publication number: 20150340403
    Abstract: A manufacturing method of a semiconductor structure includes the following steps. A temporary bonding layer is used to adhere a carrier to a first surface of a wafer. A second surface of the wafer is adhered to an ultraviolet tape on a frame, and the temporary bonding layer and the carrier are removed. A protection tape is adhered to the first surface of the wafer. An ultraviolet light is used to irradiate the ultraviolet tape. A dicing tape is adhered to the protection tape and the frame, and the ultraviolet tape is removed. A first cutter is used to dice the wafer from the second surface of the wafer, such that plural chips and plural gaps between the chips are formed. A second cutter with a width smaller than the width of the first cutter is used to cut the protection tape along the gaps.
    Type: Application
    Filed: May 4, 2015
    Publication date: November 26, 2015
    Inventors: Yen-Shih HO, Shu-Ming CHANG, Yung-Tai TSAI, Tsang-Yu LIU
  • Publication number: 20150295097
    Abstract: A chip package includes semiconductor chips, inner spacers, cavities, conductive portions and solder balls. The semiconductor chip has at least an electronic component and at least an electrically conductive pad disposed on an upper surface thereof. The conductive pad is arranged abreast to one side of the electronic component and electrically connected thereto. The cavities open to a lower surface of the semiconductor chip and extend toward the upper surface to expose the conductive pad on the upper surface. The conductive portions fill the cavities from the lower surface and electrically connected the to conductive pad. The solder balls are disposed on the lower surface and electrically connected to the conductive portions. A gap is created between an outer wall of the inner spacers and an edge of the semiconductor chip.
    Type: Application
    Filed: April 9, 2015
    Publication date: October 15, 2015
    Inventors: Tsang-Yu LIU, Shu-Ming CHANG, Po-Han LEE
  • Publication number: 20150270236
    Abstract: The present invention provides a chip package that includes a semiconductor chip, at least one recess, a plurality of first redistribution metal lines, and at least one protrusion. The semiconductor chip has a plurality of conductive pads disposed on an upper surface of the semiconductor chip. The recess extends from the upper surface to a lower surface of the semiconductor chip, and is arranged on the side of the semiconductor chip. The first redistribution metal lines are disposed on the upper surface, electrically connected to the conductive pad individually, and extended into the recesses separately. The protrusion is disposed in the recess and located between the adjacent first redistribution metal lines.
    Type: Application
    Filed: March 18, 2015
    Publication date: September 24, 2015
    Inventors: Yen-Shih HO, Chia-Ming CHENG, Shu-Ming CHANG
  • Publication number: 20150228536
    Abstract: A chip package including a semiconductor substrate is provided. A recess is in the semiconductor substrate and adjoins a side edge of the semiconductor substrate, wherein the semiconductor substrate has at least one spacer protruding from the bottom of the recess. A conducting layer is disposed on the semiconductor substrate and extends into the recess.
    Type: Application
    Filed: February 10, 2015
    Publication date: August 13, 2015
    Inventors: Yen-Shih HO, Tsang-Yu LIU, Chia-Sheng LIN, Chia-Ming CHENG, Shu-Ming CHANG, Tzu-Wen TSENG
  • Patent number: 9093450
    Abstract: A chip package includes a substrate having an upper and a lower surface and including: at least a first contact pad; a non-optical sensor chip disposed overlying the upper surface, wherein the non-optical sensor chip includes at least a second contact pad and has a first length; a protective cap disposed overlying the non-optical sensor chip, wherein the protective cap has a second length, an extending direction of the second length is substantially parallel to that of the first length, and the second length is shorter than the first length; an IC chip disposed overlying the protective cap, wherein the IC chip includes at least a third contact pad and has a third length, and an extending direction of the third length is substantially parallel to that of the first length; and bonding wires forming electrical connections between the substrate, the non-optical sensor chip, and the IC chip.
    Type: Grant
    Filed: November 12, 2013
    Date of Patent: July 28, 2015
    Assignee: XINTEC INC.
    Inventors: Baw-Ching Perng, Ying-Nan Wen, Shu-Ming Chang
  • Publication number: 20150206916
    Abstract: A manufacturing method of a semiconductor device includes the following steps. A temporary bonding layer is used to adhere a carrier to a first surface of a wafer. A redistribution layer, an insulating layer, and a conductive structure are formed on a second surface of the wafer opposite to the first surface, such that a semiconductor element is formed. The semiconductor element is diced from the insulating layer to the carrier, such that the semiconductor element forms at least one sub-semiconductor element. UV light is used to irradiate the sub-semiconductor element, such that adhesion of the temporary bonding layer is eliminated. The carrier of the sub-semiconductor element is removed.
    Type: Application
    Filed: January 13, 2015
    Publication date: July 23, 2015
    Inventors: Po-Han LEE, Shu-Ming CHANG, Tsang-Yu LIU, Yen-Shih HO, Chien-Hung LIU
  • Publication number: 20150162245
    Abstract: An embodiment of the invention provides a chip package which includes: a first chip; a second chip disposed on the first chip, wherein a side surface of the second chip is a chemically-etched surface; and a bonding bulk disposed between the first chip and the second chip such that the first chip and the second chip are bonded with each other.
    Type: Application
    Filed: January 13, 2015
    Publication date: June 11, 2015
    Inventors: Bing-Siang CHEN, Chien-Hui CHEN, Shu-Ming CHANG, Tsang-Yu LIU, Yen-Shih HO
  • Patent number: 9054114
    Abstract: An embodiment of the present invention provides a manufacturing method of a chip package structure including: providing a first substrate having a plurality of predetermined scribe lines defined thereon, wherein the predetermined scribe lines define a plurality of device regions; bonding a second substrate to the first substrate, wherein a spacing layer is disposed therebetween and has a plurality of chip support rings located in the device regions respectively and a cutting support structure located on peripheries of the chip support rings, and the spacing layer has a gap pattern separating the cutting support structure from the chip support rings; and cutting the first substrate and the second substrate to form a plurality of chip packages. Another embodiment of the present invention provides a chip package structure.
    Type: Grant
    Filed: May 29, 2014
    Date of Patent: June 9, 2015
    Assignee: XINTEC INC.
    Inventors: Hung-Jen Lee, Shu-Ming Chang, Chen-Han Chiang, Tsang-Yu Liu, Yen-Shih Ho
  • Patent number: 9006896
    Abstract: An embodiment of the invention provides a chip package which includes: a semiconductor substrate having a first surface and a second surface; a device region formed in the semiconductor substrate; a dielectric layer disposed on the first surface of the semiconductor substrate; a conducting pad structure located in the dielectric layer and electrically connected to the device region, wherein the conducting pad structure comprises a stacked structure of a plurality of conducting pad layers; a support layer disposed on a top surface of the conducting pad structure; and a protection layer disposed on the second surface of the semiconductor substrate.
    Type: Grant
    Filed: May 6, 2013
    Date of Patent: April 14, 2015
    Assignee: Xintec Inc.
    Inventors: Yu-Lung Huang, Tsang-Yu Liu, Shu-Ming Chang
  • Patent number: 8963312
    Abstract: A stacked chip package including a device substrate having an upper surface, a lower surface and a sidewall is provided. The device substrate includes a sensing region or device region, a signal pad region and a shallow recess structure extending from the upper surface toward the lower surface along the sidewall. A redistribution layer is electrically connected to the signal pad region and extends into the shallow recess structure. A wire has a first end disposed in the shallow recess structure and electrically connected to the redistribution layer, and a second end electrically connected to a first substrate and/or a second substrate disposed under the lower surface. A method for forming the stacked chip package is also provided.
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: February 24, 2015
    Assignee: Xintec, Inc.
    Inventors: Yen-Shih Ho, Tsang-Yu Liu, Shu-Ming Chang, Yu-Lung Huang, Chao-Yen Lin, Wei-Luen Suen, Chien-Hui Chen
  • Patent number: 8928098
    Abstract: A semiconductor package includes: a chip having a first portion and a second portion disposed on the first portion, wherein the second portion has at least a through hole therein for exposing a portion of the first portion, and the first portion and/or the second portion has a MEMS; and an etch stop layer formed between the first portion and the second portion and partially exposed through the through hole of the second portion. The invention allows an electronic element to be received in the through hole so as for the semiconductor package to have integrated functions of the MEMS and the electronic element. Therefore, the need to dispose the electronic element on a circuit board as in the prior art can be eliminated, thereby saving space on the circuit board.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: January 6, 2015
    Assignee: Xintec, Inc.
    Inventors: Hung-Jen Lee, Shu-Ming Chang, Tsang-Yu Liu, Yen-Shih Ho