Patents Assigned to Himax Display, Inc.
  • Publication number: 20240142097
    Abstract: A light source system configured to provide an illumination beam and including at least one light source module is provided. Each of light source module is configured to emit a color beam and includes a plurality of light sources. Different light sources are configured to emit excitation lights of different wavelengths. The excitation lights are combined to form the color beam. The at least one color beam is combined to form the illumination beam. Differences in the wavelengths fall within a range of 5 nm to 10 nm.
    Type: Application
    Filed: October 26, 2022
    Publication date: May 2, 2024
    Applicant: Himax Display, Inc.
    Inventors: Biing-Seng Wu, Kuan-Hsu Fan-Chiang
  • Patent number: 11962945
    Abstract: A projection apparatus including a liquid crystal on silicon panel and a processor is provided. The liquid crystal on silicon panel is configured to display a plurality of phase images. The phase images include a first phase image and a second phase image. The processor is coupled to the liquid crystal on silicon panel. The processor is configured to generate and output the phase images to drive the liquid crystal on silicon panel to display the phase images. The processor generates the first phase image according to a first phase information, and the processor generates the second phase image according to the first phase image.
    Type: Grant
    Filed: May 31, 2021
    Date of Patent: April 16, 2024
    Assignee: Himax Display, Inc.
    Inventors: Chi-Wen Lin, Kuan-Hsu Fan-Chiang
  • Patent number: 11822218
    Abstract: A projection system includes a light source, a reflective phase modulator, a display and a projection lens. The light source is configured to emit a first light. The reflective phase modulator is configured to modulate phase of the first light to form a second light. The display is configured to receive the second light. The display is located between the projection lens and the reflective phase modulator.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: November 21, 2023
    Assignee: Himax Display, Inc.
    Inventor: Kuan-Hsu Fan Chiang
  • Patent number: 11686980
    Abstract: A display panel including a first substrate, a second substrate, a display medium layer and a sealant is provided. The second substrate is assembled with the first substrate. The display medium layer is disposed between the first substrate and the second substrate. The sealant is disposed between the first substrate and the second substrate, surrounds the display medium layer and includes a continuous one-piece pattern, wherein the continuous one-piece pattern includes a first segment and a second segment, and a difference between a width of the first segment and a width of the second segment is greater than or equal to a third of the width of the second segment.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: June 27, 2023
    Assignee: Himax Display, Inc.
    Inventors: Ya-Jou Chen, Po-Hung Pan
  • Patent number: 11656479
    Abstract: A display apparatus includes a coherent light source, a display unit, a light-diffusing element, and at least one optical element. The coherent light source is configured to provide coherent light beams. The display unit is configured to form a three-dimensional image beam based on interference of the coherent light beams, wherein the three-dimensional image beam is imaged on an intermediate imaging surface after passing through the display unit. The light-diffusing element is located on the intermediate imaging surface, wherein a diffusion angle of the three-dimensional image beam is sequentially changed by passing through the light-diffusing element. The at least one optical element is located on a transmission path of the three-dimensional image beam from the light-diffusing element, and is configured to project the three-dimensional image light beam passing through the display unit out of the display apparatus to display a three-dimensional image.
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: May 23, 2023
    Assignee: Himax Display, Inc.
    Inventors: Kuan-Hsu Fan-Chiang, Chi-Wen Lin
  • Publication number: 20230067172
    Abstract: A holographic display system including a first spatial light modulator panel and a second spatial light modulator panel is provided. The first spatial light modulator panel is configured to receive a first light with a first color, and generate a first diffracted light with the first color. The second spatial light modulator panel is configured to receive a second light with a second color and a third light with a third color, and respectively generate a second diffracted light with the second color and a third diffracted light with the third color. The first color, the second color, and the third color are different colors, and the first diffracted light, the second diffracted light and the third diffracted light form holographic images. A method for generating holographic images is also provided.
    Type: Application
    Filed: August 27, 2021
    Publication date: March 2, 2023
    Applicant: Himax Display, Inc.
    Inventors: Biing-Seng Wu, Kuan-Hsu Fan-Chiang
  • Publication number: 20220385865
    Abstract: A projection apparatus including a liquid crystal on silicon panel and a processor is provided. The liquid crystal on silicon panel is configured to display a plurality of phase images. The phase images include a first phase image and a second phase image. The processor is coupled to the liquid crystal on silicon panel. The processor is configured to generate and output the phase images to drive the liquid crystal on silicon panel to display the phase images. The processor generates the first phase image according to a first phase information, and the processor generates the second phase image according to the first phase image.
    Type: Application
    Filed: May 31, 2021
    Publication date: December 1, 2022
    Applicant: Himax Display, Inc.
    Inventors: Chi-Wen Lin, Kuan-Hsu Fan-Chiang
  • Patent number: 11386861
    Abstract: A liquid crystal on silicon panel including a plurality of driving circuits is provided. Each of the driving circuits includes a first driving route and a second driving route. The first driving route and the second driving route are configured to drive corresponding subpixel electrodes and respectively determine display content of a first wobulation image and a second wobulation image. In addition, a projection apparatus including the liquid crystal on silicon panel is also provided.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: July 12, 2022
    Assignee: Himax Display, Inc.
    Inventors: Yuet-Wing Li, Shun-Tai Huang
  • Patent number: 11360303
    Abstract: A head up display system is provided and includes an image source, an image adjustment device, a controller, and a reflector. The image source is adapted to output an image with an image light traveling in a light path. The image adjustment device is positioned on the light path of the image light, wherein the image adjustment device comprises a liquid crystal panel. The controller is adapted to control the image adjustment device. The reflector is adapted to reflect the image light passing through the image adjustment device to a projection screen. A display method of a head up display system is also provided in the disclosure.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: June 14, 2022
    Assignee: Himax Display, Inc.
    Inventor: Kuan-Hsu Fan-Chiang
  • Patent number: 11340555
    Abstract: A three-dimensional (3D) holographic display system includes a projector that generates an image with a form of spatially varying modulation on a light beam; holographic processor that performs a holographic method on the image generated by the projector; and memory device that stores holographic data generated in a process of performing the holographic method by the holographic processor. An amplitude of a light field is adaptively replaced by the holographic processor according to significance of respective areas of the image.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: May 24, 2022
    Assignee: Himax Display, Inc.
    Inventors: Che-Yung Shen, Shang-Hao Huang, Shang-Ting Wu, Shuo-En Lin, Yi Cheng, Yi-Pai Huang, Chi-Wen Lin
  • Patent number: 11333920
    Abstract: A display panel is provided and includes a first substrate, a second substrate, a light shielding layer, a scattering pattern, a sealant, and a display medium layer. The second substrate is opposite to the first substrate. The light shielding layer is disposed on a top surface of the first substrate away from the second substrate. The scattering pattern is disposed underneath the light shielding layer. The sealant is disposed between the first substrate and the second substrate and shielded by the light shielding layer. The display medium layer is disposed between the first substrate and the second substrate and surrounded by the sealant.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: May 17, 2022
    Assignee: Himax Display, Inc.
    Inventor: Po-Hung Pan
  • Patent number: 11328634
    Abstract: The projection device includes a light source, a liquid crystal on silicon (LCoS) panel, and a circuit. The circuit is configured to obtain a target image including a target pattern, and generate two content images. Each content image includes a duplicated pattern of the target pattern, and the duplicated patterns are off-axis shifted to the same coordinate when performing a computer-generated hologram (CGH) algorithm, so as to generate a phase image. The LCoS panel is driven according to the phase image to display a reconstructive image at a reconstructive distance.
    Type: Grant
    Filed: September 7, 2021
    Date of Patent: May 10, 2022
    Assignee: Himax Display, Inc.
    Inventors: Biing-Seng Wu, Chi-Wen Lin, Kuan-Hsu Fan Chiang
  • Patent number: 11327367
    Abstract: A display panel includes a first substrate, a second substrate, a display medium layer, a sealant and a conductor. The first and second substrates are assembled via the sealant that surrounds the display medium layer disposed between the first and second substrates. The second substrate includes a second conductive layer and a passivation layer disposed on the second conductive layer. The passivation layer reveals a portion of the second conductive layer. The conductor electrically connects a first conductive layer of the first substrate to the revealed portion of the second conductive layer and is disposed between the sealant and an edge of the display panel. A first conductive protrusion and a second conductive protrusion are sequentially disposed on one of the first and second substrates to form the conductor. A material of the second conductive protrusion may be formed from a conductive composite material, that may include a curable material.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: May 10, 2022
    Assignee: Himax Display, Inc.
    Inventor: Po-Hung Pan
  • Patent number: 11249235
    Abstract: A light guide module and an augmented reality (AR) apparatus are disclosed. The AR apparatus includes a display module and the light guide module. The light guide module includes a first light guide plate and a second light guide plate. The first light guide plate has a light receiving area for receiving optical input light with a predetermined incident angle and a light outputting area for outputting optical input light. The second light guide plate is disposed on the first light guide plate, and has dichroic surfaces for selectively transmitting or reflecting the optical input light.
    Type: Grant
    Filed: August 12, 2019
    Date of Patent: February 15, 2022
    Assignee: Himax Display, Inc.
    Inventors: Chien-Tang Wang, Yuet-Wing Li
  • Publication number: 20210358436
    Abstract: A liquid crystal on silicon panel including a plurality of driving circuits is provided. Each of the driving circuits includes a first driving route and a second driving route. The first driving route and the second driving route are configured to drive corresponding subpixel electrodes and respectively determine display content of a first wobulation image and a second wobulation image. In addition, a projection apparatus including the liquid crystal on silicon panel is also provided.
    Type: Application
    Filed: October 29, 2020
    Publication date: November 18, 2021
    Applicant: Himax Display, Inc.
    Inventors: Yuet-Wing Li, Shun-Tai Huang
  • Publication number: 20210333569
    Abstract: A display apparatus includes a coherent light source, a display unit, a light-diffusing element, and at least one optical element. The coherent light source is configured to provide coherent light beams. The display unit is configured to form a three-dimensional image beam based on interference of the coherent light beams, wherein the three-dimensional image beam is imaged on an intermediate imaging surface after passing through the display unit. The light-diffusing element is located on the intermediate imaging surface, wherein a diffusion angle of the three-dimensional image beam is sequentially changed by passing through the light-diffusing element. The at least one optical element is located on a transmission path of the three-dimensional image beam from the light-diffusing element, and is configured to project the three-dimensional image light beam passing through the display unit out of the display apparatus to display a three-dimensional image.
    Type: Application
    Filed: April 23, 2020
    Publication date: October 28, 2021
    Applicant: Himax Display, Inc.
    Inventors: Kuan-Hsu Fan-Chiang, Chi-Wen Lin
  • Publication number: 20210325676
    Abstract: A head up display system is provided and includes an image source, an image adjustment device, a controller, and a reflector. The image source is adapted to output an image with an image light traveling in a light path. The image adjustment device is positioned on the light path of the image light, wherein the image adjustment device comprises a liquid crystal panel. The controller is adapted to control the image adjustment device. The reflector is adapted to reflect the image light passing through the image adjustment device to a projection screen. A display method of a head up display system is also provided in the disclosure.
    Type: Application
    Filed: June 30, 2021
    Publication date: October 21, 2021
    Applicant: Himax Display, Inc.
    Inventor: Kuan-Hsu Fan-Chiang
  • Patent number: 11119370
    Abstract: A display panel according to an embodiment has a first region and a second region beside the first region, and includes a top substrate, a bottom substrate and a display layer disposed between the top and the bottom substrate. The top substrate comprises a support plate having an outer surface, a patterned light shielding layer disposed on the outer surface of the support plate and located within the first region, and a patterned anti-reflective layer disposed on the outer surface of the support plate and being blank at the first region. The patterned light shielding layer of the display panel may be formed on the outer surface of the support plate via a wet process and may be patterned with sharp edges and good linearity to provide the desirable light shielding effect.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: September 14, 2021
    Assignee: Himax Display, Inc.
    Inventor: Po-Hung Pan
  • Patent number: 11086170
    Abstract: A display device includes a first substrate, a second substrate, a display medium layer, a sealant, a first film layer, a first protection pattern, and a first alignment layer. The display medium layer is disposed between the first substrate and the second substrate. The sealant is disposed between the first substrate and the second substrate and surrounds the display medium layer. The first film layer is disposed on the first substrate between the first substrate and the display medium layer. The first protection pattern is disposed between the first film layer and the sealant. The first alignment layer is disposed on the first substrate between the first film layer and the display medium layer. The first protection pattern is in contact with the sealant and exposed by the first alignment layer. The first protection pattern and the first alignment layer are both in contact with the first film layer.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: August 10, 2021
    Assignee: Himax Display, Inc.
    Inventors: Po-Hung Pan, Hsing-Lung Wang, Hua-Hsin Wang, Ying-Chin Huang
  • Patent number: 11086168
    Abstract: A display panel includes a first substrate, a second substrate, a display medium layer, and a sealant. The display medium layer may be disposed between the top substrate and the bottom substrate. The sealant may be disposed between the first substrate and the second substrate and surround the display medium layer. At least one of the first substrate and the second substrate includes a support plate and an alignment layer. The alignment layer may be disposed on the support plate between the support plate and the display medium layer. A perimeter of the alignment layer may be completely encapsulated by the sealant. The at least one of the first substrate and the second substrate may have a plurality of microstructures positioned between the perimeter of the alignment layer and an edge of the support plate.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: August 10, 2021
    Assignee: Himax Display, Inc.
    Inventor: Po-Hung Pan