Patents by Inventor Jing-en Luan
Jing-en Luan 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: 20210399157Abstract: The present disclosure is directed to a sensor die with an embedded light sensor and an embedded light emitter as well as methods of manufacturing the same. The light emitter in the senor die is surrounded by a resin. The sensor die is incorporated into semiconductor device packages as well as methods of manufacturing the same. The semiconductor device packages include a first optically transmissive structure on the light sensor of the sensor die and a second optically transmissive structure on the light emitter of the sensor die. The first optically transmissive structure and the second optically transmissive structure cover and protect the light sensor and the light emitter, respectively. A molding compound is on a surface of a sensor die and covers sidewalls of the first and second optically transmissive structures on the sensor die.Type: ApplicationFiled: June 10, 2021Publication date: December 23, 2021Applicant: STMICROELECTRONICS PTE LTDInventor: Jing-En LUAN
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Publication number: 20210080547Abstract: The present disclosure is directed to an optical sensor package with a first assembly and a second assembly with an encapsulant extending between and coupling the first assembly and the second assembly. The first assembly includes a first substrate, a first die on the first substrate, a transparent material on the first die, and an infrared filter on the transparent material. The second assembly includes a second substrate, a second die on the second substrate, a transparent material on the second die, and an infrared filter on the transparent material. Apertures are formed through the encapsulant aligned with the first die and the second die. The first die is configured to transmit light through one aperture, wherein the light reflects off an object to be detected and is received at the second die through another one of the apertures.Type: ApplicationFiled: September 9, 2020Publication date: March 18, 2021Inventor: Jing-En LUAN
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Publication number: 20200395324Abstract: A wafer level chip scale package (WLCSP) with portions that have different thicknesses. A first passive surface of a die in the WLSCP includes a plurality of surfaces. The plurality of surfaces may include inclined surfaces or flat surfaces. Thicker portions of die, with more semiconductor material remaining are non-critical portions that increase a WLCSP's strength for further processing and handling after formation, and the thinner portions are critical portions that reduce a Coefficient of Thermal Expansion (CTE) mismatch between a WLCSP and a PCB.Type: ApplicationFiled: May 14, 2020Publication date: December 17, 2020Inventor: Jing-En LUAN
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Publication number: 20200381320Abstract: A semiconductor device having a channel between active sections or portions of the device is disclosed. An elastic material, such as dielectric or a polymer, is deposited into the channel and cured to increase flexibility and thermal expansion properties of the semiconductor device. The elastic material reduces the thermal and mechanical mismatch between the semiconductor device and the substrate to which the semiconductor device is coupled in downstream processing to improve reliability. The semiconductor device may also include a plurality of channels formed transverse with respect to each other. Some of the channels extend all the way through the semiconductor device, while other channels extend only partially through the semiconductor device.Type: ApplicationFiled: May 21, 2020Publication date: December 3, 2020Inventor: Jing-En LUAN
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Publication number: 20190391264Abstract: A proximity sensor includes a printed circuit board substrate, a semiconductor die, electrical connectors, a lens, a light emitting assembly, and an encapsulating layer. The semiconductor die is positioned over the printed circuit board substrate with its upper surface facing away from the printed circuit board substrate. Each of the electrical connectors is in electrical communication with a contact pad of the semiconductor die and a respective contact pad of the printed circuit board substrate. The lens is positioned over a sensor area of the semiconductor die. The light emitting assembly includes a light emitting device having a light emitting area, a lens positioned over the light emitting area, and contact pads facing the printed circuit board substrate. The encapsulating layer is positioned on the printed circuit board substrate, at least one of the electrical connectors, the semiconductor die, the lens, and the light emitting assembly.Type: ApplicationFiled: September 5, 2019Publication date: December 26, 2019Inventors: Jing-En LUAN, Jerome TEYSSEYRE
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Patent number: 10429509Abstract: A proximity sensor includes a printed circuit board substrate, a semiconductor die, electrical connectors, a lens, a light emitting assembly, and an encapsulating layer. The semiconductor die is positioned over the printed circuit board substrate with its upper surface facing away from the printed circuit board substrate. Each of the electrical connectors is in electrical communication with a contact pad of the semiconductor die and a respective contact pad of the printed circuit board substrate. The lens is positioned over a sensor area of the semiconductor die. The light emitting assembly includes a light emitting device having a light emitting area, a lens positioned over the light emitting area, and contact pads facing the printed circuit board substrate. The encapsulating layer is positioned on the printed circuit board substrate, at least one of the electrical connectors, the semiconductor die, the lens, and the light emitting assembly.Type: GrantFiled: March 31, 2015Date of Patent: October 1, 2019Assignee: STMICROELECTRONICS PTE LTD.Inventors: Jing-En Luan, Jerome Teysseyre
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Patent number: 10355146Abstract: One or more embodiments are directed to system in package (SiP) for optical devices, such as proximity sensing or optical ranging devices. One embodiment is directed to an optical sensor package that includes a substrate, a sensor die coupled to the substrate, a light-emitting device coupled to the substrate, and a cap. The cap is positioned around side surfaces of the sensor die and covers at least a portion of the substrate. The cap includes first and second sidewalls, an inner wall having first and second side surfaces and a mounting surface, and a cover in contact with the first and second sidewalls and the inner wall. The first and second side surfaces are transverse to the mounting surface, and the inner wall includes an opening extending into the inner wall from the mounting surface. A first adhesive material is provided on the sensor die and at least partially within the opening, and secures the inner wall to the sensor die.Type: GrantFiled: July 5, 2018Date of Patent: July 16, 2019Assignee: STMICROELECTRONICS PTE LTDInventors: Jing-En Luan, Laurent Herard, Yong Jiang Lei
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Patent number: 10326039Abstract: A proximity detector device may include a first interconnect layer including a first dielectric layer, and first electrically conductive traces carried thereby, an IC layer above the first interconnect layer and having an image sensor IC, and a light source IC laterally spaced from the image sensor IC. The proximity detector device may include a second interconnect layer above the IC layer and having a second dielectric layer, and second electrically conductive traces carried thereby. The second interconnect layer may have first and second openings therein respectively aligned with the image sensor IC and the light source IC. Each of the image sensor IC and the light source IC may be coupled to the first and second electrically conductive traces. The proximity detector device may include a lens assembly above the second interconnect layer and having first and second lenses respectively aligned with the first and second openings.Type: GrantFiled: October 24, 2018Date of Patent: June 18, 2019Assignee: STMICROELECTRONICS (SHENZHEN) R&D CO., LTD.Inventor: Jing-En Luan
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Patent number: 10269583Abstract: The embodiments of the present disclosure relate to a semiconductor device and a manufacturing method therefor. The semiconductor device comprises: a die attachment pad; a stud bump located on the die attachment pad and in direct contact with the die attachment pad; a first die located on the stud bump and electrically coupled to the stud bump; and a conductive attachment material located between the die attachment pad and the first die.Type: GrantFiled: December 28, 2015Date of Patent: April 23, 2019Assignee: STMicroelectronics Pte LtdInventor: Jing-En Luan
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Patent number: 10244638Abstract: A proximity sensor is provided according to the embodiments of the present disclosure, comprising: a sensor chip; a light-emitting device; a substrate, the sensor chip and the light-emitting device being located on the substrate; a transparent molding material covering a light-emitting surface of the light-emitting device; and a non-transparent molding material separating the transparent molding material from the sensor chip.Type: GrantFiled: December 28, 2015Date of Patent: March 26, 2019Assignee: STMICROELECTRONICS PTE LTDInventor: Jing-En Luan
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Publication number: 20190058076Abstract: A proximity detector device may include a first interconnect layer including a first dielectric layer, and first electrically conductive traces carried thereby, an IC layer above the first interconnect layer and having an image sensor IC, and a light source IC laterally spaced from the image sensor IC. The proximity detector device may include a second interconnect layer above the IC layer and having a second dielectric layer, and second electrically conductive traces carried thereby. The second interconnect layer may have first and second openings therein respectively aligned with the image sensor IC and the light source IC. Each of the image sensor IC and the light source IC may be coupled to the first and second electrically conductive traces. The proximity detector device may include a lens assembly above the second interconnect layer and having first and second lenses respectively aligned with the first and second openings.Type: ApplicationFiled: October 24, 2018Publication date: February 21, 2019Inventor: Jing-En Luan
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Patent number: 10141471Abstract: A proximity detector device may include a first interconnect layer including a first dielectric layer, and first electrically conductive traces carried thereby, an IC layer above the first interconnect layer and having an image sensor IC, and a light source IC laterally spaced from the image sensor IC. The proximity detector device may include a second interconnect layer above the IC layer and having a second dielectric layer, and second electrically conductive traces carried thereby. The second interconnect layer may have first and second openings therein respectively aligned with the image sensor IC and the light source IC. Each of the image sensor IC and the light source IC may be coupled to the first and second electrically conductive traces. The proximity detector device may include a lens assembly above the second interconnect layer and having first and second lenses respectively aligned with the first and second openings.Type: GrantFiled: August 3, 2017Date of Patent: November 27, 2018Assignee: STMICROELECTRONICS (SHENZHEN) R&D CO., LTD.Inventor: Jing-En Luan
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Publication number: 20180331236Abstract: One or more embodiments are directed to system in package (SiP) for optical devices, such as proximity sensing or optical ranging devices. One embodiment is directed to an optical sensor package that includes a substrate, a sensor die coupled to the substrate, a light-emitting device coupled to the substrate, and a cap. The cap is positioned around side surfaces of the sensor die and covers at least a portion of the substrate. The cap includes first and second sidewalls, an inner wall having first and second side surfaces and a mounting surface, and a cover in contact with the first and second sidewalls and the inner wall. The first and second side surfaces are transverse to the mounting surface, and the inner wall includes an opening extending into the inner wall from the mounting surface. A first adhesive material is provided on the sensor die and at least partially within the opening, and secures the inner wall to the sensor die.Type: ApplicationFiled: July 5, 2018Publication date: November 15, 2018Inventors: Jing-En LUAN, Laurent HERARD, Yong Jiang LEI
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Patent number: 10126462Abstract: The embodiments of the present disclosure provide a proximity sensor, an electronic apparatus and a method for manufacturing a proximity sensor. The proximity sensor comprises a sensor chip, a light-emitting device, a transparent molding material and a non-transparent molding material, wherein the sensor chip comprises a sensor region; the light-emitting device is located on the sensor chip and is electrically coupled to the sensor chip; the transparent molding material at least covers a light-emitting surface of the light-emitting device; and the non-transparent molding material isolates the transparent molding material from the sensor region.Type: GrantFiled: December 29, 2015Date of Patent: November 13, 2018Assignee: STMICROELECTRONICS PTE LTDInventor: Jing-En Luan
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Patent number: 10038108Abstract: One or more embodiments are directed to system in package (SiP) for optical devices, such as proximity sensing or optical ranging devices. One embodiment is directed to an optical sensor package that includes a substrate, a sensor die coupled to the substrate, a light-emitting device coupled to the substrate, and a cap. The cap is positioned around side surfaces of the sensor die and covers at least a portion of the substrate. The cap includes first and second sidewalls, an inner wall having first and second side surfaces and a mounting surface, and a cover in contact with the first and second sidewalls and the inner wall. The first and second side surfaces are transverse to the mounting surface, and the inner wall includes an opening extending into the inner wall from the mounting surface. A first adhesive material is provided on the sensor die and at least partially within the opening, and secures the inner wall to the sensor die.Type: GrantFiled: November 1, 2016Date of Patent: July 31, 2018Assignee: STMicroelectronics Pte LtdInventors: Jing-En Luan, Laurent Herard, Yong Jiang Lei
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Publication number: 20180122728Abstract: One or more embodiments are directed to a semiconductor package that includes an integrated heatsink and methods of forming same. In one embodiment, the semiconductor package includes a semiconductor die coupled to a first surface of a die pad. A heatsink is coupled to a second surface of the die pad. Encapsulation material is located around the die and die pad and over a portion of the heatsink. A bottom portion of the heatsink may remain exposed from the encapsulation material. Furthermore, a portion of the heatsink may extend from a side of the encapsulation material.Type: ApplicationFiled: December 29, 2017Publication date: May 3, 2018Inventor: Jing-En LUAN
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Patent number: 9923020Abstract: Embodiments of the present invention provide a camera module and a method of manufacturing the same, the camera module comprising a sensor assembly, at least one semiconductor substrate, and a molding compound; wherein the sensor assembly comprises a semiconductor die, a sensor circuit disposed on the top surface of the semiconductor die, and a transparent cover coupled to the semiconductor die over the top surface of the semiconductor die; wherein each semiconductor substrate is disposed around the sensor assembly in a horizontal direction; and wherein the molding compound is filled between each semiconductor substrate and the sensor assembly.Type: GrantFiled: June 25, 2015Date of Patent: March 20, 2018Assignee: STMICROELECTRONICS (SHENZHEN) R&D CO., LTD.Inventor: Jing-En Luan
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Publication number: 20180062003Abstract: One or more embodiments are directed to system in package (SiP) for optical devices, such as proximity sensing or optical ranging devices. One embodiment is directed to an optical sensor package that includes a substrate, a sensor die coupled to the substrate, a light-emitting device coupled to the substrate, and a cap. The cap is positioned around side surfaces of the sensor die and covers at least a portion of the substrate. The cap includes first and second sidewalls, an inner wall having first and second side surfaces and a mounting surface, and a cover in contact with the first and second sidewalls and the inner wall. The first and second side surfaces are transverse to the mounting surface, and the inner wall includes an opening extending into the inner wall from the mounting surface. A first adhesive material is provided on the sensor die and at least partially within the opening, and secures the inner wall to the sensor die.Type: ApplicationFiled: November 1, 2016Publication date: March 1, 2018Inventors: Jing-En LUAN, Laurent HERARD, Yong Jiang LEI
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Patent number: 9859196Abstract: An electronic device may include leads, an IC having first and second bond pads, and an encapsulation material adjacent the leads and the IC so the leads extend to a bottom surface of the encapsulation material defining first contact pads. The electronic device may include bond wires between the first bond pads and corresponding ones of the leads, and conductors extending from corresponding ones of the second bond pads to the bottom surface of the encapsulation material defining second contact pads.Type: GrantFiled: August 30, 2016Date of Patent: January 2, 2018Assignee: STMICROELECTRONICS (SHENZHEN) R&D CO., LTD.Inventor: Jing-En Luan
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Publication number: 20170330989Abstract: A proximity detector device may include a first interconnect layer including a first dielectric layer, and first electrically conductive traces carried thereby, an IC layer above the first interconnect layer and having an image sensor IC, and a light source IC laterally spaced from the image sensor IC. The proximity detector device may include a second interconnect layer above the IC layer and having a second dielectric layer, and second electrically conductive traces carried thereby. The second interconnect layer may have first and second openings therein respectively aligned with the image sensor IC and the light source IC. Each of the image sensor IC and the light source IC may be coupled to the first and second electrically conductive traces. The proximity detector device may include a lens assembly above the second interconnect layer and having first and second lenses respectively aligned with the first and second openings.Type: ApplicationFiled: August 3, 2017Publication date: November 16, 2017Inventor: Jing-En Luan