Patents by Inventor Yen-Jang Liao

Yen-Jang Liao 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).

  • Publication number: 20230261419
    Abstract: A plug connector includes an insulating body, an elastic latch, and a blocking bar. The blocking bar is connected to the insulating body and spans a pushing portion of the elastic latch. The pushing portion has at least one hook and a pushing end hung in the air. The blocking bar is located between the hook and the pushing end for protecting the pushing end.
    Type: Application
    Filed: November 22, 2022
    Publication date: August 17, 2023
    Inventors: Kuan-Wu CHEN, Hsing-Yu LEE, Yen-Jang LIAO
  • Publication number: 20230238739
    Abstract: The present invention discloses a plug connector including an elastic fastener and a protective shield. The protective shield provides protection for the elastic fastener by covering or blocking the latter. In a typical example, the protective shield includes a main plate. The protective shield spans over a pressing piece of the elastic fastener and is overlapped with at least one portion of the pressing piece so as to cover and protect the latter.
    Type: Application
    Filed: April 5, 2022
    Publication date: July 27, 2023
    Inventor: YEN-JANG LIAO
  • Publication number: 20230006387
    Abstract: An electrical power connector and an electrically conductive terminal are provided. The electrical power connector includes an insulating housing, multiple electrically conductive terminals, and at least one position fixing member. The insulating housing includes multiple column bodies and a convex rib structure, the column bodies extend in a first direction and are arranged at intervals, and the convex rib structure extends in a second direction and is formed in an intersecting arrangement. An inside of the insulating housing has multiple tunnels that correspondingly penetrate through the column bodies in the first direction. Multiple grid passages are formed by the convex rib structure. The electrically conductive terminals are respectively mated in the grid passages and the tunnels. The electrically conductive terminals are each connected to a cable. The at least one position fixing member is embedded on at least one side of the convex rib structure.
    Type: Application
    Filed: June 6, 2022
    Publication date: January 5, 2023
    Inventor: YEN-JANG LIAO
  • Patent number: 11515672
    Abstract: An electrical connector is provided. The electrical connector includes a metal plate, a first-row terminal assembly, and a second-row terminal assembly. A hollow area of the metal plate has a first projection area on a projection plane that is parallel to the metal plate, and a contact area of the second power terminal set has a second projection area overlapping the first projection area on the projection plane. The first projection area has a first border line and a second border line. The second projection area has a third border line and a fourth border line. The first border line and the third border line have a first projection distance therebetween. The second border line and the fourth border line have a second projection distance therebetween. The first projection distance and the second projection distance are both 0.2 mm or more.
    Type: Grant
    Filed: May 31, 2021
    Date of Patent: November 29, 2022
    Assignee: BELLWETHER ELECTRONIC CORP.
    Inventor: Yen-Jang Liao
  • Patent number: 11257608
    Abstract: A cable structure including at least one conductor, a cladding layer, a low dielectric constant (Dk) resin layer, and a shielding layer is provided. The cladding layer includes a low Dk adhesive layer and two insulation layers. The low Dk adhesive layer is coated around the at least one conductor. The two insulation layers respectively are adhered to two opposite surfaces of the low Dk adhesive layer. Each of the low Dk adhesive layers and the two insulation layers has a dielectric constant between 1.3 and 3. The low Dk resin layer is adhered to the cladding layer through a first adhesive layer. The shielding layer is adhered to the low Dk resin layer through a second adhesive layer. The at least one conductor is disposed in the low Dk adhesive layer and positioned between the two insulation layers.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: February 22, 2022
    Assignee: BELLWETHER ELECTRONIC CORP.
    Inventors: Feng-Jen Tsai, Yen-Jang Liao
  • Publication number: 20210407704
    Abstract: A cable structure including at least one conductor, a cladding layer, a low dielectric constant (Dk) resin layer, and a shielding layer is provided. The cladding layer includes a low Dk adhesive layer and two insulation layers. The low Dk adhesive layer is coated around the at least one conductor. The two insulation layers respectively are adhered to two opposite surfaces of the low Dk adhesive layer. Each of the low Dk adhesive layers and the two insulation layers has a dielectric constant between 1.3 and 3. The low Dk resin layer is adhered to the cladding layer through a first adhesive layer. The shielding layer is adhered to the low Dk resin layer through a second adhesive layer. The at least one conductor is disposed in the low Dk adhesive layer and positioned between the two insulation layers.
    Type: Application
    Filed: September 18, 2020
    Publication date: December 30, 2021
    Inventors: FENG-JEN TSAI, YEN-JANG LIAO
  • Publication number: 20210384679
    Abstract: An electrical connector is provided. The electrical connector includes a metal plate, a first-row terminal assembly, and a second-row terminal assembly. A hollow area of the metal plate has a first projection area on a projection plane that is parallel to the metal plate, and a contact area of the second power terminal set has a second projection area overlapping the first projection area on the projection plane. The first projection area has a first border line and a second border line. The second projection area has a third border line and a fourth border line. The first border line and the third border line have a first projection distance therebetween. The second border line and the fourth border line have a second projection distance therebetween. The first projection distance and the second projection distance are both 0.2 mm or more.
    Type: Application
    Filed: May 31, 2021
    Publication date: December 9, 2021
    Inventor: YEN-JANG LIAO
  • Patent number: 10879634
    Abstract: A plug connector having a protective member replacing a gold finger on a circuit board includes an insulation base, a cable terminal block, and a grip. The insulation base includes a top wall, a bottom wall, and two side walls. The cable terminal block includes at least one cable including multiple conductors. The circuit board includes a contact section and a solder section, and the width of the solder section is greater than the width of the contact section. Two stopping and grounding parts are respectively formed on both sides of the solder section adjacent to the contact section. The circuit board includes multiple conductive pads on a surface of the contact section and multiple solder pads on a surface of the solder section. The conductors of the cable are separately soldered to solder pads. The protective member is clipped to the contact section of the circuit board.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: December 29, 2020
    Assignee: BELLWETHER ELECTRONIC CORP.
    Inventors: Yen-Jang Liao, Wei-Min Lin
  • Publication number: 20200403330
    Abstract: A plug connector having a protective member replacing a gold finger on a circuit board includes an insulation base, a cable terminal block, and a grip. The insulation base includes a top wall, a bottom wall, and two side walls. The cable terminal block includes at least one cable including multiple conductors. The circuit board includes a contact section and a solder section, and the width of the solder section is greater than the width of the contact section. Two stopping and grounding parts are respectively formed on both sides of the solder section adjacent to the contact section. The circuit board includes multiple conductive pads on a surface of the contact section and multiple solder pads on a surface of the solder section. The conductors of the cable are separately soldered to solder pads. The protective member is clipped to the contact section of the circuit board.
    Type: Application
    Filed: December 27, 2019
    Publication date: December 24, 2020
    Inventors: YEN-JANG LIAO, WEI-MIN LIN
  • Patent number: 10756468
    Abstract: A plug connector assembly includes an insulated housing, and a flexible flat cable assembly. The flexible flat cable assembly includes a first flat cable, a second flat cable, and a reinforced board. The reinforced board is sandwiched between the first flat cable the second flat cable. An inner shielding layer is disposed between conductors of the first flat cable and the reinforced board, and between conductors of the second flat cable and the reinforced board, respectively. A positioning plate protrudes outward from each of two sides of the reinforced board. The insulated housing has a displacement-preventing mechanism formed on an inner side thereof for blocking the positioning plate, so as to limit the displacement of the reinforced board along the inserting direction.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: August 25, 2020
    Assignee: BELLWETHER ELECTRONIC CORP.
    Inventors: Yen-Jang Liao, Jie-Yau Tan
  • Publication number: 20200144752
    Abstract: A plug connector assembly includes an insulated housing, and a flexible flat cable assembly. The flexible flat cable assembly includes a first flat cable, a second flat cable, and a reinforced board. The reinforced board is sandwiched between the first flat cable the second flat cable. An inner shielding layer is disposed between conductors of the first flat cable and the reinforced board, and between conductors of the second flat cable and the reinforced board, respectively. A positioning plate protrudes outward from each of two sides of the reinforced board. The insulated housing has a displacement-preventing mechanism formed on an inner side thereof for blocking the positioning plate, so as to limit the displacement of the reinforced board along the inserting direction.
    Type: Application
    Filed: November 5, 2019
    Publication date: May 7, 2020
    Inventors: YEN-JANG LIAO, JIE-YAU TAN
  • Patent number: 9172195
    Abstract: A connector connected with an end of a coaxial cable having a small diameter is provided. The connector includes an insulating housing, a signal terminal, and a shielding housing. The insulating housing has a hollow hole, a terminal cavity, and an insulating plate. The hollow hole of the insulating housing penetrates through two surfaces of the insulating housing, and communicates with the terminal cavity of the insulating housing. The signal terminal is assembled the terminal cavity. The signal terminal has a flat portion electrically connected to the internal conductive wires of the coaxial cable. The shielding housing has a circular portion and a cover. The circular portion surrounds the outer surface of the insulating housing, and the cover of the shielding housing presses the insulating plate of the insulating housing to enable the internal conductive wires of the coaxial cable to contact the signal terminal.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: October 27, 2015
    Assignee: SPEED TECH CORP.
    Inventors: Li-Sen Chen, Yen-Jang Liao, Ken Hsieh
  • Publication number: 20140206229
    Abstract: A connector connected with an end of a coaxial cable having a small diameter is provided. The connector includes an insulating housing, a signal terminal, and a shielding housing. The insulating housing has a hollow hole, a terminal cavity, and an insulating plate. The hollow hole of the insulating housing penetrates through two surfaces of the insulating housing, and communicates with the terminal cavity of the insulating housing. The signal terminal is assembled the terminal cavity. The signal terminal has a flat portion electrically connected to the internal conductive wires of the coaxial cable. The shielding housing has a circular portion and a cover. The circular portion surrounds the outer surface of the insulating housing, and the cover of the shielding housing presses the insulating plate of the insulating housing to enable the internal conductive wires of the coaxial cable to contact the signal terminal.
    Type: Application
    Filed: January 17, 2014
    Publication date: July 24, 2014
    Applicant: SPEED TECH CORP.
    Inventors: Li-Sen CHEN, Yen-Jang LIAO, Ken HSIEH
  • Publication number: 20140080344
    Abstract: The invention relates to a card edge connector including an insulating body, a first fixing part, a second fixing part and a plurality of terminals. The terminals are respectively fixing on the first fixing part and the second fixing part in an insert molding manner. The first fixing part and the second fixing part are received and arranged in the insulating body. The first fixing part and the second fixing part respectively has at least one hook. At least one insertion slot is inwardly formed in the insulating body at a position corresponding to the hook; and the hooks are respectively pushed and fastened inwards towards the insertion slots, so that the first fixing part and the second fixing part are assembled and located on the insulating body.
    Type: Application
    Filed: December 19, 2012
    Publication date: March 20, 2014
    Applicant: SPEED TECH CORP.
    Inventors: Josue CASTILLO, James Patrick YOUNG, Li-Sen CHEN, Yen-Jang LIAO, Pei-Lei TU
  • Publication number: 20140030927
    Abstract: A card edge connector is provided, including an insulating body, a plurality of terminals and a pair of ear clips. The plurality of terminals and the ear clips are received and arranged in the insulating body. Each terminal comprises a fixed part, with a contact part formed by extending from one end of the fixed part, and a welding part formed by extending from another end of the fixed part. An extending part is arranged between the fixed part and the contact part, and at least one coupling protrusion is arranged outwards on the fixed part in a protruding way. The coupling protrusion is in interference fit with the insulating body, and the impedance value of each terminal is adjusted by changing the appearance and size of the coupling protrusion, where an optimal area of one of the coupling protrusions is 0.3 mm*0.7 mm.
    Type: Application
    Filed: December 19, 2012
    Publication date: January 30, 2014
    Applicant: SPEED TECH CORP.
    Inventors: Li-Sen CHEN, Yen-Jang LIAO, Pei-Lei TU, Josue CASTILLO, James Patrick YOUNG
  • Patent number: 8172613
    Abstract: The present invention relates to a coaxial cable end connector, which includes an insulating housing, a signal terminal, and a shielding housing. The insulating housing includes a hollow hole, a terminal cavity, and an insulating plate. The signal terminal is disposed in the terminal cavity. The signal terminal includes a flat portion, wherein the flat portion of the signal terminal is electrically connected with an end of an internal conductive wire of the coaxial cable. A through hole is formed on a central region of the flat portion of the signal terminal, and two limiting pillars is disposed around an edge of the through hole of the signal terminal for positioning the internal conductive wire of the coaxial cable. The shielding housing includes a circular portion and a cover, wherein the circular portion of the shielding housing surrounds the insulating housing.
    Type: Grant
    Filed: June 7, 2011
    Date of Patent: May 8, 2012
    Assignee: Speed Tech Corp.
    Inventors: Li-Sen Chen, Yen-Jang Liao, Ken Hsieh
  • Publication number: 20120094533
    Abstract: The present invention relates to a coaxial cable end connector, which includes an insulating housing, a signal terminal, and a shielding housing. The insulating housing includes a hollow hole, a terminal cavity, and an insulating plate. The signal terminal is disposed in the terminal cavity. The signal terminal includes a flat portion, wherein the flat portion of the signal terminal is electrically connected with an end of an internal conductive wire of the coaxial cable. A through hole is formed on a central region of the flat portion of the signal terminal, and two limiting pillars is disposed around an edge of the through hole of the signal terminal for positioning the internal conductive wire of the coaxial cable. The shielding housing includes a circular portion and a cover, wherein the circular portion of the shielding housing surrounds the insulating housing.
    Type: Application
    Filed: June 7, 2011
    Publication date: April 19, 2012
    Inventors: Li-Sen Chen, Yen-Jang Liao, Ken Hsieh
  • Patent number: 7704096
    Abstract: A coaxial cable connector including an insulating housing, a terminal and a conductive shell is provided. The insulating housing has an insulating arm disposed thereon. The terminal is disposed in the insulating housing. A portion of the terminal is bent towards the insulating arm to form a tongue portion and an opening thereon. The conductive shell includes a body and a bending portion. The body holds the insulating housing. The bending portion and the tongue portion are located on a side and a reverse side of the insulating arm respectively. The bending portion is capable of pressing the tongue portion by the insulating arm to press the tongue portion toward the opening and to connect the tongue portion to an internal conductor of a coaxial cable so as to press the internal conductor into the opening.
    Type: Grant
    Filed: December 31, 2007
    Date of Patent: April 27, 2010
    Assignee: Speed Tech Corp.
    Inventors: Yen-Jang Liao, Chuan-Shien Yu, Ken Hsieh
  • Publication number: 20080293299
    Abstract: A coaxial cable connector including an insulating housing, a terminal and a conductive shell is provided. The insulating housing has an insulating arm disposed thereon. The terminal is disposed in the insulating housing. A portion of the terminal is bent towards the insulating arm to form a tongue portion and an opening thereon. The conductive shell includes a body and a bending portion. The body holds the insulating housing. The bending portion and the tongue portion are located on a side and a reverse side of the insulating arm respectively. The bending portion is capable of pressing the tongue portion by the insulating arm to press the tongue portion toward the opening and to connect the tongue portion to an internal conductor of a coaxial cable so as to press the internal conductor into the opening.
    Type: Application
    Filed: December 31, 2007
    Publication date: November 27, 2008
    Inventors: Yen-Jang Liao, Chuan-Shien Yu, Ken Hsieh
  • Patent number: 7427956
    Abstract: An antenna structure is suitable for being embedded in an electronic device. The antenna structure includes a grounding plate, a radiating plate, and a shorting plate. The grounding plate has a body and a bending portion extending from the body. The radiating plate is disposed above the grounding plate and is extended with an auxiliary radiating plate. The gap between the bending portion and the radiating plate is less than that between the body and the radiating plate. In addition, one end of the shorting plate is connected to the grounding plate, and the other end of the shorting plate is connected to the radiating plate.
    Type: Grant
    Filed: November 27, 2006
    Date of Patent: September 23, 2008
    Assignee: Speed Tech Corp.
    Inventor: Yen-Jang Liao