Patents Assigned to Primax Electronics
  • Device for showing a projection pattern
    Patent number: 10885833
    Abstract: A display device is disposed within a casing of an electronic device. The display device includes a display part, at least one light source, a projection part and an imaging structure. The display part is disposed on the casing and exposed outside. The at least one light source is disposed within the casing, and emits at least one light beam. The projection part is arranged between the at least one light source and the display part, and has an image region. After the at least one light beam passes through the projection part, a projection pattern corresponding to the image region is generated. The imaging structure is disposed on the display part. The imaging structure receives the projection pattern, so that the projection pattern is shown on the display part.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: January 5, 2021
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Han-Pin Kao, Wei-Chiang Huang, Wei-Ping Chan
  • Display device
    Patent number: 10872543
    Abstract: A display device includes a display plate, a micro light source, a first reflecting element and a second reflecting element. The display plate has a pattern. The micro light source emits a light beam. The first reflecting element is arranged beside a first side of the display plate. A first portion of the light beam is reflected by the first reflecting element. A second portion of the light beam is transmitted through the first reflecting element. The second reflecting element is arranged beside a second side of the display plate to reflect the light beam. The light beam is repeatedly reflected by the first reflecting element and the second reflecting element, so that a multiple-luminous effect of the pattern is provided.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: December 22, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Wei-Chiang Huang, Wei-Ping Chan
  • Fingerprint identification module packing method
    Patent number: 10832027
    Abstract: A fingerprint identification module packing method is provided. Firstly, plural fingerprint identification modules are attached on a supporting plate. Then, plural covering plates are attached on fingerprint sensing chips of the fingerprint identification modules. Then, the fingerprint identification modules are transferred to vacuum adsorption holes of a vacuum adsorption fixture. Then, the fingerprint sensing chips, the corresponding covering plates and corresponding metal terminals are welded by a laser welding process. Afterwards, the vacuum adsorption fixture is disabled. Consequently, the plural fingerprint identification modules are transferred to the packing plate.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: November 10, 2020
    Assignee: PRIMAX ELECTRONICS LTD
    Inventor: Kuan-Pao Ting
  • Keycap forming method
    Patent number: 10832877
    Abstract: A keycap forming method includes the following steps. Firstly, a stabilizer bar is formed through a first male mold and a first female mold according to an injection molding process, and a keycap is formed through a second male mold and a second female mold according to the injection molding process. Then, the stabilizer bar is fixed on the first male mold, and the keycap is fixed on the second female mold. Then, the first male mold and the second female mold are stacked on each other, so that the stabilizer bar and the keycap are combined together. Then, the first male mold and the second female mold are separated from each other, so that the stabilizer bar is detached from the first male mold. By using the keycap forming method, it is not necessary to manually assemble the stabilizer bar with the keycap.
    Type: Grant
    Filed: July 25, 2018
    Date of Patent: November 10, 2020
    Assignee: PRIMAX ELECTRONICS LTD
    Inventors: Che-An Li, Sheng-Fan Chang
  • Touchpad module
    Patent number: 10824252
    Abstract: A touchpad module for an electronic device is provided. The touchpad module includes a fixing frame, a touch member, a switch member and an adjusting element. The touch member is installed within an opening of the fixing frame. The switch member is installed on the touch member. The switch member includes a first magnetic element. The adjusting element is accommodated within an adjusting hole of the fixing frame. The adjusting element includes a second magnetic element corresponding to the first magnetic element. Moreover, like poles of the first magnetic element and the second magnetic element face each other. Consequently, a travelling distance of the touch member is adjusted according to a repulsive force between the first magnetic element and the second magnetic element.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: November 3, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Tai-Sou Huang, Shao-Ju Yen
  • Assembling method of camera module
    Patent number: 10816879
    Abstract: An assembling method is provided for assembling a camera module with a substrate and a lens module includes the following steps. In a step (A), a sensing chip is installed on a surface of the substrate. In a step (B), a fixture is assembled with the substrate, wherein plural inner walls of the fixture are arranged around at least a lateral edge of the substrate. In a step (C), a glue is coated on a periphery of the surface of the substrate, wherein a movable range of the glue is limited by the plural inner walls of the fixture. In a step (D), a lens holder of the lens module is installed on the surface of the substrate, so that the lens holder and the substrate are combined together through the glue. In a step (E), the fixture is separated from the substrate.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: October 27, 2020
    Assignee: PRIMAX ELECTRONICS LTD
    Inventors: Chin-Ding Lai, Han-Kai Wang, Yong-De Huang
  • Keycap structure and manufacturing method thereof
    Patent number: 10815350
    Abstract: A keycap structure includes a keycap body and a single coating layer. The keycap body has a top surface and a bottom surface. The single coating layer is formed on the top surface. The single coating layer is formed by coating a paint. The paint is a UV paint or a PU paint.
    Type: Grant
    Filed: July 25, 2018
    Date of Patent: October 27, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventor: Han-Pin Kao
  • Touch pad module
    Patent number: 10809838
    Abstract: The present invention provides a touch pad module applicable to an electronic apparatus, including: a support frame, a touch pad, an elastomer structure, and a baseplate. The touch pad is movably configured in a first opening of the support frame; the elastomer structure is fixed on a lower surface of the touch pad and covers a press switch of the touch pad; and the baseplate is fixed on a lower surface of the support frame and provided with a limiting groove corresponding to the elastomer structure. A bottom surface of the limiting groove is provided with an adjustment hole, and a relative position of an adjustment member to an elastic member of the elastomer structure may be adjusted by using the adjustment hole.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: October 20, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Tai-Sou Huang, Shao-Ju Yen
  • Housing structure and manufacturing method thereof
    Patent number: 10791642
    Abstract: A housing structure for an electronic device includes a light-transmissible housing body, a first light-shielding layer, a second light-shielding layer, a protective layer and an engraved trench. The first light-shielding layer is formed on a second surface of the light-transmissible housing body. The engraved trench is formed in the second surface of the light-transmissible housing body and not covered by the first light-shielding layer. The second light-shielding layer is formed on a first surface of the light-transmissible housing body. The protective layer is formed over the second light-shielding layer. A pattern corresponding to the engraved trench is visible.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: September 29, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Hsiang-Mei Chiang, Wei-Chiang Huang, Jia-Hung Lin
  • Input device and digital pen for color picking from a display screen
    Patent number: 10782801
    Abstract: An input device includes a digital pad and a digital pen. When a color picking switch of the digital pen is pressed by the user, the color picking switch generates a color picking signal. The color picking signal is transmitted to the digital pad or a computer through a wireless transmission module of the digital pen. According to the color picking signal, a color pointed through the digital pen is picked.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: September 22, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Shou-Kuo Tai, Ting-Yu Liu, Wun-Ting Jheng
  • Mouse device
    Patent number: 10782797
    Abstract: A mouse device includes a button, a switch, a linkage element, a plate body, a supporting element and an adjusting element. A triggering part of the plate body is arranged between the linkage element and the switch. When the adjusting element is moved, the supporting element is correspondingly moved. Consequently, the supporting element is selectively contacted with the first fulcrum or the second fulcrum. While the button is pressed down and the linkage element is moved downwardly toward the triggering part, the triggering part is swung around a first fulcrum or a second fulcrum of the plate body to push the switch. Consequently, the switch is triggered.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: September 22, 2020
    Assignee: PRIMAX ELECTRONICS LTD
    Inventors: Chun-Lin Chu, Chun-Che Wu
  • Key structure
    Patent number: 10777371
    Abstract: A key structure includes a keycap, a supporting plate, a connecting element, a circuit board and an elastic element. The circuit board is disposed on the supporting plate. The circuit board includes a switch element. A first switch unit of the switch element is formed on a top surface of a first film layer of the circuit board. A second switch unit of the switch element is formed on a top surface of a second film layer of the switch element. When the keycap is depressed in response to an external force, the elastic element is subjected to deformation. Consequently, the first switch unit and the second switch unit are selectively turned on to generate a first key signal and a second key signal.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: September 15, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Lei-Lung Tsai, Sheng-Fan Chang
  • Luminous scroll module
    Patent number: 10775908
    Abstract: The present invention provides a luminous scroll module applied to a mouse, including: a scroll, an inner wheel, and a luminous module. The inner wheel is arranged in a groove of the scroll, and the scroll is capable of rotating relative to the inner wheel. The luminous module is arranged in the inner wheel. A luminous unit of the luminous module is configured to emit a light beam, and the light beam passes through a light source opening of the inner wheel to the scroll.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: September 15, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Jia-Hung Lin, A-Ming Chang
  • Touchpad module and computing device using same
    Patent number: 10777372
    Abstract: A touchpad module includes a circuit board and a switch assembly. The switch element includes a conductive element and a metal dome. The conductive element is capable of providing buffering efficacy. The conductive element is arranged between the circuit board and the metal dome. When the metal dome is subjected to deformation, the metal dome does not collide with the circuit board to generate the click sound directly. Consequently, the comfort of operating the touchpad module is enhanced. The present invention further provides a computing device with the touchpad module.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: September 15, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventor: Tai-Sou Huang
  • Touchpad module and computing device using same
    Patent number: 10754396
    Abstract: A touchpad module includes a touch member and an elastic member. The touch member is disposed within a fixing frame of a computing device. The touch member includes a recess. The recess includes a first end and a second end. The elastic member is installed in a casing of the computing device, and includes a first elastic part, a second elastic part and an intermediate part. A portion of the first elastic part and a portion of the second elastic part are extended into the fixing frame, and contacted with the first end and the second end of the recess, respectively. When the touch member is moved from an initial position to a first position in a direction toward a first lateral wall of the fixing frame in response to an external force, the computing device executes a first function.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: August 25, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventor: Tai-Sou Huang
  • Keyboard device
    Patent number: 10755878
    Abstract: A keyboard device includes keyboard device includes a membrane circuit board, a base plate and a key structure. The key structure includes a keycap, a connecting element, an elastic element and a buffering structure. The connecting element is arranged between the base plate and the keycap. The elastic element is arranged between the keycap and the membrane circuit board. The buffering structure is disposed on a bottom surface of the keycap. While the keycap is depressed, the buffering structure collides with the elastic element or the connecting element. Consequently, the buffering structure provides a buffering effect.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: August 25, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventor: Chien-Hung Liu
  • Membrane circuit board and keyboard device with same
    Patent number: 10755873
    Abstract: A membrane circuit board includes a first flexible circuit board, a second flexible circuit board and a nanomaterial layer. The nanomaterial layer includes plural polymeric structures. The nanomaterial layer is formed on the first flexible circuit board, the second flexible circuit board and/or a junction region between the edge of the first flexible circuit board and the second flexible circuit board to prevent at least one of the upper metallic conductor line and the lower metallic conductor line from contacting with a specified chemical element. Consequently, the conductive impedance of the upper metallic conductor line and the lower metallic conductor line is not affected by the specified chemical element. Moreover, the present invention also provides a keyboard device with the membrane circuit board.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: August 25, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Bo-An Chen, Chien-Hung Liu, Lei-Lung Tsai, Chin-Sung Pan
  • USB input device with luminous function
    Patent number: 10757776
    Abstract: An input device includes a universal serial bus interface, a white light-emitting diode unit, a red light-emitting diode unit, a green light-emitting diode unit, a blue light-emitting diode unit and a driving part. The driving part receives electricity through the universal serial bus and drives at least one of the white light-emitting diode unit, the red light-emitting diode unit, the green light-emitting diode unit and the blue light-emitting diode unit to emit a light beam. Consequently, the light beam with a higher luminous intensity and a specified color is outputted from the input device.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: August 25, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Ding-Hsiang Pan, Hui-Ling Lin, Chuan-Tai Hsiao, Chun-Han Huang
  • Miniature image pickup module and manufacturing method thereof
    Patent number: 10757310
    Abstract: A miniature image pickup module and a manufacturing method are provided. The manufacturing method includes the following steps. In a step (a), a substrate with two vertical conductor lines is provided. In a step (b), a photosensitive element is provided. The photosensitive element is fixed on the substrate. The two vertical conductor lines are penetrated through two openings of the photosensitive element. Moreover, first ends of the vertical conductor lines are located away from the substrate and partially exposed to a top surface of the photosensitive element. In a step (c), the first ends of the vertical conductor lines are electrically connected with the corresponding bonding pads. In a step (d), a lens module is fixed on the substrate to cover a top side of the photosensitive element, so that the miniature image pickup module is manufactured.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: August 25, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Ching-Hui Chang, Sheng-Hsiang Chiu, Yi-Hou Chen
  • USB adapter
    Patent number: 10754805
    Abstract: A USB adapter includes a first interface connector, a second interface connector, a third interface port and a detecting module. When both of the first interface connector and the second interface connector are plugged into a first electronic device, the USB adapter can acquire higher amount of electricity. Consequently, the sufficient electricity can be provided. Moreover, the detecting module detects a connection status of at least one of the first interface connector and the second interface connector. According to the detecting result, a single default function or plural default functions are enabled.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: August 25, 2020
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Tsung-Wen Hsueh, Yi-Guang Chen