Patents Assigned to Benq Corporation
  • Patent number: 11398690
    Abstract: A wireless transmission device is provided. The wireless transmission device includes a body, a connection cable electrically connected to the body, and at least one fixing member. The body includes a slot and a first fixing base. The connection cable includes a plug and a second fixing base. The plug matches the slot, and the second fixing base and the first fixing base are opposite to each other in a vertical manner. The at least one fixing member is inserted into the first fixing base and the second fixing base to fix the plug in the slot. The present invention increases the coupling stability between the body and the connection cable, stabilizes signal transmission, reduces maintenance cost, and provides an integrated appearance.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: July 26, 2022
    Assignees: BENQ CORPORATION, BenQ Intelligent Technology (Shanghai) Co., Ltd
    Inventor: Chin-Fu Chiang
  • Patent number: 11387056
    Abstract: A key preloading structure including a base, a set of switches and a set of keys is provided. The set of switches is arranged on the base. The set of keys has a rotating shaft and two actuators. The rotating shaft is assembled on the base. One end of each actuator is fixedly connected to the rotating shaft, and another end is disposed on a switch of the set of switches. Each of the two actuators preloads the set of switches with a force less than a triggering force for starting the set of switches.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: July 12, 2022
    Assignee: BenQ Corporation
    Inventor: Chih-Ming Chen
  • Patent number: 11368674
    Abstract: An image calibration method for use in an imaging system. The imaging system includes a projection device, a color detector and a processor. The image calibration method includes in an ambient light environment, the color detector taking a background luminance and an ambient measurement of a test image on a projection surface, and the processor generating a color appearance representation using the background luminance and the ambient measurement, in a darkroom environment, the color detector taking a darkroom measurement of a test image, and if a surround ratio is less than a predetermined threshold, the processor generating a target using the darkroom measurement and the color appearance representation, and the processor configuring a gamut of the projection device according to the target, and adjusting an image according to the gamut and the darkroom measurement, and the projection device projecting the adjusted image.
    Type: Grant
    Filed: July 14, 2021
    Date of Patent: June 21, 2022
    Assignees: BenQ Intelligent Technology (Shanghai) Co., Ltd, BENQ CORPORATION
    Inventors: Guo-Rong Huang, Yi-Ho Bai
  • Publication number: 20220179981
    Abstract: After a data link between a communication device and a transmitter is established, the transmitter is controlled for determining whether the data link between the transmitter and the communication device is to be disabled when the transmitter is prepared to transmit a first signal to the communication device, or the receiver is prepared to transmit a second signal to the communication device through the transmitter. When the data link is disabled, no signal transmitted from the transmitter is received by the communication device. The first signal and the second signal include feedback control signal information or non-control signal information.
    Type: Application
    Filed: December 8, 2021
    Publication date: June 9, 2022
    Applicant: BENQ CORPORATION
    Inventors: Chia-Nan Shih, Chen-Chi Wu, Chin-Fu Chiang, Chuang-Wei Wu, Jung-Kun Tseng
  • Publication number: 20220172693
    Abstract: A calibration method for splicing displays including initializing a plurality of displays, obtaining the gamuts of the displays, setting a display with the smallest gamut among the displays as the reference display, adjusting the color temperature, brightness and six-axis hue and saturation of the reference display respectively to a reference color temperature, a reference brightness and reference RGB coordinates, and adjusting the displays according to the reference color temperature, the reference brightness and the reference RGB coordinates.
    Type: Application
    Filed: August 10, 2021
    Publication date: June 2, 2022
    Applicants: BenQ Intelligent Technology (Shanghai) Co., Ltd, BENQ CORPORATION
    Inventors: Li-Ting Tsai, Yi-Ho Bai
  • Publication number: 20220164099
    Abstract: A cursor controlling method includes: A starting position on which a touch signal triggered by an object on the touch panel is detected, and a starting coordinate of the starting position is calculated; a cursor is display at a first coordinate on a display screen corresponding to the starting coordinate. A first vector of the object moving from the starting position to a first steering position on the touch panel is detected. The cursor is moved along a first moving vector corresponding to the first vector, with a first speed on the display screen, until the object is stopped on a first steering position of the touch panel, to make the cursor ended up at a first virtual position having a first virtual coordinate. The cursor is shifted from the first virtual coordinate to a second coordinate on the display screen and corresponding to the first steering position.
    Type: Application
    Filed: October 8, 2021
    Publication date: May 26, 2022
    Applicant: BENQ CORPORATION
    Inventor: Chin-Jui CHI
  • Publication number: 20220155137
    Abstract: A vibration sensor senses vibrations generated by an object to generate a noise signal. A processor obtains a structure vibration level spectrum from the noise signal, uses equalization parameters and A_weighting parameters to adjust the structure vibration level spectrum to generate a sound pressure level spectrum, and uses the sound pressure level spectrum to calculate a noise value of the object.
    Type: Application
    Filed: August 18, 2021
    Publication date: May 19, 2022
    Applicant: BENQ CORPORATION
    Inventors: Shih-Pin Chen, Wen-Lun Chien, Chin-Fu Chiang, Chang-Sheng Lee
  • Publication number: 20220114973
    Abstract: An image adjusting method of a display apparatus includes steps as follows: A plurality of preset grayscale-brightness relationship curves are determined corresponding to a plurality of time periods of a day, respectively. A reference grayscale-brightness relationship curve is selected from the preset grayscale-brightness relationship curves according to an acquisition time of an image data, corresponding to one of the time periods. A real-time ambient light is acquired, and it is compared with at least one of a reference contrast and a reference ambient light brightness corresponding to the reference grayscale-brightness relationship curve. At least one other grayscale-brightness relationship curve is selected from the preset grayscale-brightness relationship curves according to a comparison result to at least partially replace the reference grayscale-brightness relationship curve for adjusting the image data. The adjusted image data is then displayed.
    Type: Application
    Filed: September 23, 2021
    Publication date: April 14, 2022
    Applicant: BENQ CORPORATION
    Inventor: Hsin-Nan LIN
  • Publication number: 20220100365
    Abstract: A touch control method includes steps of detecting a plurality of contact points being touched on a touch panel at a certain time; obtaining a plurality of distances between each two of the plurality of contact points; selecting a largest distance smaller than a predetermined distance among the distances; selecting the contact points falling into a first circular area formed by the two end points of the largest distance in the touch panel as a first contact point cluster and recognizing them as a first touch point; determine the first coordinate of the first touch point; selecting a second contact point cluster among the remaining contact points, by the same way, and recognizing them as a second touch point; obtaining the second coordinate of the second touch point; and performing data processing on a corresponding position of an image display area according to the first and/or second coordinate.
    Type: Application
    Filed: August 2, 2021
    Publication date: March 31, 2022
    Applicant: BENQ CORPORATION
    Inventors: Chin-Jui CHI, Pei-Wen HUANG
  • Publication number: 20220093065
    Abstract: A resolution adjustment method applied to image display of a display device includes the display device providing a display menu to obtain a display layout composed of a plurality of display areas, the display device performing a resolution parameter setting on each display area according to the display layout and an original resolution parameter of the display device, the display device generating an updated product code and a plurality of updated resolution parameters according to an original product code and the original resolution parameter of the display device and each resolution parameter setting, and each image source reading the updated product code and the updated resolution parameter and outputting an image corresponding to the updated resolution parameter via a corresponding transmission port to the corresponding display area.
    Type: Application
    Filed: August 24, 2021
    Publication date: March 24, 2022
    Applicant: BENQ CORPORATION
    Inventor: Hsin-Nan Lin
  • Patent number: 11265593
    Abstract: A method for controlling a display device includes establishing a data link between the display device and a hardware dongle, generating a second interface by the display device through the hardware dongle after the data link is established, generating a control signal by the display device through the second interface, and executing at least one function according to the control signal. A first interface is stored in the display device. The first interface and the second interface are different. At least one first function is supported by the display device. At least one second function is supported by the hardware dongle. The at least one first function and the at least one second function are integrated for generating the second interface by the display device after the data link is established.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: March 1, 2022
    Assignees: BENQ CORPORATION
    Inventors: Chen-Cheng Huang, Chang-Sheng Lee
  • Publication number: 20220060776
    Abstract: A wireless projecting control method includes setting at least one operation restriction, communicating a transmitter with a receiver or a communication device for executing at least one restricted operation by the transmitter or the receiver, and selectively or restrictedly projecting an image signal to a display device by the receiver after the transmitter or the receiver executes the at least one restricted operation. The image signal is generated by the communication device. The transmitter is used for transmitting the image signal to the receiver according to the at least one operation restriction.
    Type: Application
    Filed: August 5, 2021
    Publication date: February 24, 2022
    Applicants: BenQ Intelligent Technology (Shanghai) Co., Ltd, BENQ CORPORATION
    Inventors: Chin-Fu Chiang, Chen-Chi Wu, Chia-Nan Shih, Lin-Yuan You, Jung-Kun Tseng, Chuang-Wei Wu
  • Patent number: 11249377
    Abstract: A projector includes a lens, a first base, a lock member, a second base and a first fixing member. The lens includes at least one adjusting member. The first base is disposed with respect to the lens. The lock member is disposed on the at least one adjusting member. The second base is disposed with respect to the lock member. When the first fixing member fixes the second base to the first base, the second base pushes the lock member, such that the lock member forces the at least one adjusting member on the lens tightly.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: February 15, 2022
    Assignees: BenQ Intelligent Technology (Shanghai) Co., Ltd, BENQ CORPORATION
    Inventors: Chin-Fu Chiang, Tung-Chia Chou
  • Patent number: 11245867
    Abstract: A video conference system including a first transmitter device and a receiver device is provided. The first transmitter device transmits a first video data. The receiver device includes a receiver control unit configured to assign a first identification code to the first transmitter device. The receiver control unit combines the first video data and a first identification image corresponding to the first identification code as a first combined video data and the receiver control unit outputs the first combined video data to the display device. Through the present invention, the conference participants can quickly identify which presenter is providing the video signal source corresponding to a particular frame on the split screen, and can raise questions to the right person.
    Type: Grant
    Filed: January 7, 2021
    Date of Patent: February 8, 2022
    Assignee: BenQ Corporation
    Inventors: Chia-Nan Shih, Chen-Chi Wu, Lin-Yuan You, Chin-Fu Chiang, Ron-Kun Tseng, Chuang-Wei Wu
  • Publication number: 20220013081
    Abstract: A data authorization controlling and matching system includes a receiver, a plurality of display devices, and at least one transmitter. The receiver is used for receiving an image signal. The plurality of display devices are coupled to the receiver for displaying the image signal. The at least one transmitter is coupled to the receiver for outputting the image signal. After a member list saved in the receiver is configured, a data link between the receiver and the at least one transmitter is established. Hardware information of the at least one transmitter is saved in the receiver. The receiver automatically identifies the at least one transmitter according to the hardware information of the at least one transmitter. After the at least one transmitter is identified, the receiver sets authorization information of the at least one transmitter.
    Type: Application
    Filed: July 6, 2021
    Publication date: January 13, 2022
    Applicants: BenQ Intelligent Technology (Shanghai) Co., Ltd, BENQ CORPORATION
    Inventors: Chia-Nan Shih, Lin-Yuan You, Chin-Fu Chiang, Chen-Chi Wu, Jung-Kun Tseng, Chuang-Wei Wu
  • Publication number: 20220013085
    Abstract: An operation method for virtually partitioning a display panel includes establishing a plurality of first links between a plurality of transmitter and a receiver, establishing a second link between the receiver and a central controller, acquiring quantity data of the plurality of transmitter by the central controller, generating an operational interface by virtually partitioning the display panel by the central controller according to the quantity data, and controlling the receiver for operating a transmitter to executing at least one operational function by the central controller through the second link and a first link or directly controlling the transmitter to executing the at least one operational function by the central controller through a third link when a virtual key corresponding to the transmitter displayed on the operational interface generated by the central controller is triggered.
    Type: Application
    Filed: July 13, 2021
    Publication date: January 13, 2022
    Applicants: BenQ Intelligent Technology (Shanghai) Co., Ltd, BENQ CORPORATION
    Inventors: Lin-Yuan You, Jung-Kun Tseng, Chia-Nan Shih, Chen-Chi Wu, Chin-Fu Chiang, Chuang-Wei Wu
  • Patent number: 11221550
    Abstract: A projection device includes a laser light source and a wavelength conversion assembly. The laser light source is configured to emit a first laser light having a first wavelength. The wavelength conversion assembly is configured to convert a first portion of the first laser light into a second laser light, wherein the second laser light has a second wavelength different from the first wavelength. The second laser light is reflected back to an upstream optical path of the wavelength conversion assembly through the wavelength conversion assembly, and a second portion of the first laser light is reflected to a downstream optical path of the wavelength conversion assembly through the wavelength conversion assembly.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: January 11, 2022
    Assignees: BENQ CORPORATION, BenQ Intelligent Technology (Shanghai) Co., Ltd
    Inventors: Chen-Cheng Huang, Tung-Chia Chou
  • Patent number: 11221547
    Abstract: A projector including an optical machine, a lens and a casing is provided. The optical machine is configured to form an optical image. The lens is located on a projection path of the optical machine so that the optical image is projected on the lens. The casing is configured to receive the optical machine and the lens. The casing is provided with a positioning mark, which is aligned with an imaging center of the optical image in a vertical direction and configured to align the imaging center of the optical image with a center of a projection screen.
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: January 11, 2022
    Assignees: BenQ Intelligent Technology (Shanghai) Co., Ltd, BENQ CORPORATION
    Inventors: Tung-Chia Chou, Chin-Fu Chiang
  • Patent number: 11223199
    Abstract: An over current protection system includes a first resistor, a second resistor, a third resistor, and an electrostatic discharge circuit. The first resistor includes a first terminal for receiving an input voltage, and a second terminal. The second resistor includes a first terminal coupled to the second terminal of the first resistor, and a second terminal coupled to a ground terminal. The third resistor includes a first terminal, and a second terminal coupled to the first terminal of the second resistor. The electrostatic discharge circuit is coupled to the first terminal of the third resistor. When the input voltage is an abnormal voltage, the electrostatic discharge circuit is enabled for maintaining a voltage at the second terminal of the third resistor within a normal voltage range.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: January 11, 2022
    Assignee: BenQ Corporation
    Inventors: Hsin-Nan Lin, Chung-Yu Huang
  • Patent number: 11193527
    Abstract: A supporting device includes a first and a second support, a fixed washer, and a threaded fastener. The first support has a threaded structure extending along a rotation axis, and a first engaging structure. The second support is pivotally connected to the first support relative to the rotation axis and has a through hole aligning with the threaded structure. The fixed washer includes a washer portion and a second engaging structure. The washer portion is disposed on the second support and aligns with the through hole. The second engaging structure passes through the through hole to engage with the first engaging structure. The threaded fastener presses against the washer portion and passes through the washer portion and the through hole to engage with the threaded structure. When the second support and the first support rotate relatively, the fixed washer and the first support remain fixed relative to the rotation axis.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: December 7, 2021
    Assignees: BenQ Intelligent Technology (Shanghai) Co., Ltd, BENQ CORPORATION
    Inventors: Chih-Wen Li, Chin-Fu Chiang