Patents Assigned to E Ink Holdings Inc.
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Publication number: 20240402541Abstract: A display device including a first substrate, a second substrate, a display layer, and a sealing glue is provided. The first substrate includes a conductive pad. The second substrate is opposite to the first substrate. The display layer is disposed between the first substrate and the second substrate. The sealing glue is disposed between the first substrate and the second substrate and surrounds the display layer. The sealing glue has a conductive portion, and the conductive portion is in contact with the conductive pad.Type: ApplicationFiled: April 17, 2024Publication date: December 5, 2024Applicant: E Ink Holdings Inc.Inventors: Ting-Yung Lai, Chen Yun Ma, Chi Meng Wu
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Patent number: 12159598Abstract: An e-paper display apparatus includes an e-paper display panel including multiple source lines, multiple gate selection lines, and multiple pixel circuits and a driver circuit coupled to the e-paper display panel and configured to output a driving signal to the gate selection line. The gate selection lines and the source lines are disposed along a first direction. The source lines corresponding to the gate selection line simultaneously receive respective data signals when the gate selection line is turned on. The driving signal includes a first period and a second period. The gate selection line is turned on during the first period, and the gate selection line is turned off during the second period. A time length of the first period is greater than a time length of the second period.Type: GrantFiled: October 31, 2023Date of Patent: December 3, 2024Assignee: E Ink Holdings Inc.Inventors: Jia-Hung Chen, An-Chi Liu, Yu-Mao Lin, Kuang Cheng Fu, Pei Ju Wu
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Publication number: 20240385489Abstract: Disclosed is a display device including a display panel, a plurality of color blocks with different colors, a touch panel, and at least one birefringent material layer. The color blocks with different colors are distributed on the display panel. The touch panel is disposed on the color blocks with different colors. The birefringent material layer is disposed between the color blocks with different colors and the touch panel. After passing through the birefringent material layer, a light from the color blocks with different colors is divided into an ordinary light and an extraordinary light laterally shifted by a distance from the ordinary light.Type: ApplicationFiled: March 6, 2024Publication date: November 21, 2024Applicant: E Ink Holdings Inc.Inventor: Chien-Hsing Chang
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Patent number: 12144112Abstract: A display panel and a manufacturing method thereof are provided. The display panel includes a substrate, an active element, a driving circuit element, a first connection circuit, a second connection circuit and a conductive connector. The substrate has a first surface and a second surface opposite to the first surface. The active element is disposed on the first surface. The driving circuit element is disposed on the second surface and is overlapped with the active element. The first connection circuit is disposed on the first surface and is connected to the active element. The second connection circuit is disposed on the second surface and is connected to the driving circuit element. The conductive connector penetrates through the substrate and two ends of the conductive connector are electrically connected to the first connection circuit and the second connection circuit, respectively.Type: GrantFiled: November 2, 2022Date of Patent: November 12, 2024Assignee: E Ink Holdings Inc.Inventors: Yi Jiun Wu, Wen-Chung Tang, Yung-Sheng Chang, Cheng-Hao Lee, Yu-Lin Hsu, Kuo-Hsing Cheng
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Patent number: 12142615Abstract: An electronic device includes a substrate, a first wiring layer, an oxide insulating layer and a nitride insulating layer. The first wiring layer is disposed on the substrate and includes an outer metal layer. The outer metal layer contains at least 97 wt % molybdenum. The oxide insulating layer is disposed on the first wiring layer and touches the outer metal layer. The nitride insulating layer is disposed on the oxide insulating layer, where the thickness difference between the thickness of the oxide insulating layer and the thickness of the nitride insulating layer is greater than or equal to 250 nm.Type: GrantFiled: April 1, 2022Date of Patent: November 12, 2024Assignee: E Ink Holdings Inc.Inventors: Yu-Lin Wang, Wei-Tsung Chen
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Patent number: 12140794Abstract: A light source module includes a light guide plate including a light entrance surface and a light source adjacent to the light entrance surface. The light source includes a light emitting device to emit a blue light, a first wavelength conversion unit on the light emitting device and a second wavelength conversion unit on the light emitting unit. When the blue light is incident to the first wavelength conversion unit, the blue light is converted into a first light. The first light has a wavelength in a range from 480 nm to 650 nm. When the blue light is incident to the second wavelength conversion unit, the blue light is converted to a second light. The second light has a wavelength different from the wavelength of the first light. The blue light, the first light and the second light combine to produce a white light.Type: GrantFiled: November 1, 2023Date of Patent: November 12, 2024Assignee: E Ink Holdings Inc.Inventors: Yi-Yu Tsai, Ching-Huan Liao
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Patent number: 12124149Abstract: An electrophoretic display device, including a substrate, a first conductive layer, multiple insulating patterns, a second conductive layer, an adhesive layer, and an electrophoretic display film, is provided. The first conductive layer is disposed on the substrate, and includes multiple background patterns and multiple signal lines. Each of the signal lines is located between two adjacent background patterns. Each of the insulating patterns covers each of the signal lines and bridges to the two adjacent background patterns. The second conductive layer includes multiple conductive patterns. Each of the conductive patterns covers the each of the insulating patterns and bridges to the two adjacent background patterns. The adhesive layer is disposed on and in direct contact with the background pattern and the second conductive layer. The electrophoretic display film is disposed above the adhesive layer.Type: GrantFiled: July 8, 2021Date of Patent: October 22, 2024Assignee: E Ink Holdings Inc.Inventors: Hsiao-Lung Cheng, Pei-Lin Tien, I-Shin Lo, Chi-Mao Hung
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Patent number: 12124075Abstract: A display device including a display panel and a light source module is provided. The light source module includes a flexible light guide and a light emitting element. The flexible light guide has a light exiting portion and a light incident portion. The flexible light guide is bent so that the display panel is located between the light exiting portion and the light incident portion. The light incident portion has a light incident surface at a terminal. A thickness of the light incident portion is gradually increased toward the light incident surface. The light emitting element is disposed to face toward the light incident surface.Type: GrantFiled: November 10, 2023Date of Patent: October 22, 2024Assignee: E Ink Holdings Inc.Inventors: Kun-Hsien Lee, Ching-Huan Liao
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Publication number: 20240338097Abstract: A touch display device includes a reflective display module, a touch sensing layer, a light guide member, a ground shielding layer, and a first adhesive layer. The touch sensing layer is disposed on a display surface of the reflective display module, and the light guide member is disposed between the reflective display module and the touch sensing layer. The ground shielding layer is in contact with the light guide member and located between the light guide member and the touch sensing layer. The ground shielding layer electrically connects to one of the reflective display module and the touch sensing layer to electrically connect to a ground potential through the one of the reflective display module and the touch sensing layer. The first adhesive layer is disposed between the light guide member and the reflective display module, and is located between the ground shielding layer and the reflective display module.Type: ApplicationFiled: June 20, 2024Publication date: October 10, 2024Applicant: E Ink Holdings Inc.Inventors: Chen Cheng Lin, Hung Wei Tseng, Fang Chia Hu
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Patent number: 12112230Abstract: An electronic paper display, comprising a carrier device, a memory, a display panel, a sensing device and a processing device. The carrier device is arranged on a logistics box. The memory is arranged on the carrier device, and is configured to store a logistics data. The display panel is arranged on the carrier device, and is configured to generate a control voltage according to the logistics data to adjust a plurality of positions of a plurality of electrophoretic particles. The sensing device comprises at least one sensor, and is configured to sense at least one state parameter of the logistics box to generate at least one sensing signal. The processing device is coupled to the memory, the display panel and the sensing device, and is configured to send the at least one sensing signal through wireless transmission technology.Type: GrantFiled: April 13, 2023Date of Patent: October 8, 2024Assignee: E Ink Holdings Inc.Inventors: Chuen Jen Liu, Liang Yu Yan, Jia Hong Xu, Zhone Yang Wu
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Patent number: 12112217Abstract: An electronic card receiving device, including a housing, a card stand, a rotating shaft, and a contact element, is provided. The housing includes a front plate having an opening. The card stand is disposed in an inner space of the housing and includes a plate section, a connecting section, and a hook section. The connecting section is connected between the plate section and the hook section. A terminal of the hook section protrudes toward the opening. The rotating shaft is attached to the plate section and is lower than the opening. An axis of the rotating shaft is substantially parallel to the front plate. The rotating shaft rotates to drive the card stand to oscillate between an initial configuration and a card-reading configuration. The contact element is disposed on the plate section of the card stand. A method of using an electronic card receiving device is also provided.Type: GrantFiled: December 7, 2022Date of Patent: October 8, 2024Assignee: E Ink Holdings Inc.Inventors: Huei-Chuan Lee, Bo-Tsang Huang, Chu-Kuang Tseng, Chin-Chi Yu, Chih-Chun Chen, Kai-Yi Cho
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Patent number: 12112669Abstract: A display device includes a display region and a periphery region surrounding the display region. The display device includes an driving circuit substrate, a TFT array substrate, a front plane laminate, and multiple conductive wires. The driving circuit substrate includes multiple first conductive pads. The TFT array substrate includes multiple second conductive pads. The TFT array substrate is located on the driving circuit substrate. The TFT array substrate is located between the driving circuit substrate and the front plane laminate. The conductive wires are electrically connected with the first conductive pads and the second conductive pads, respectively. The first conductive pads and the second conductive pads are located in the periphery region.Type: GrantFiled: April 7, 2023Date of Patent: October 8, 2024Assignee: E Ink Holdings Inc.Inventors: Shu-Fen Tsai, Chen-Yun Ma, Puru Howard Shieh, Chih-Ching Wang
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Publication number: 20240329487Abstract: A shapable display device includes a first deformable substrate, a first stretchable electrode layer, a stretchable display medium layer, and a second stretchable electrode layer. The first stretchable electrode layer is disposed on the first deformable substrate. The stretchable display medium layer is disposed on the first stretchable electrode layer. The second stretchable electrode layer is disposed on the stretchable display medium layer. The stretchable display medium layer is between the first stretchable electrode layer and the second stretchable electrode layer.Type: ApplicationFiled: March 13, 2024Publication date: October 3, 2024Applicant: E Ink Holdings Inc.Inventors: Ming-Huan Yang, Chen Chu Tsai, Chao Feng Sung, Deng-Kuen Shiau, Yue-Feng Lin, Chih-Chia Chen
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Patent number: 12105318Abstract: A display device includes a display panel, a front light module, and a cover structure. The front light module is located on the display panel. The front light module includes a light guide thin film and a light source. The light guide thin film has a thickness. The light guide thin film includes a top surface and an irregular protrusion structure located on the top surface. The irregular protrusion structure has a stripe feature direction in a plan view, and the irregular protrusion structure has a height difference. The light source is configured to emit a light beam traveling in a direction parallel with the stripe feature direction of the irregular protrusion structure. The cover structure is located on the front light module.Type: GrantFiled: November 13, 2023Date of Patent: October 1, 2024Assignee: E Ink Holdings Inc.Inventor: Chao-Chun Cheng
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Publication number: 20240321162Abstract: A display device including a display panel and a driving circuit is provided. The display panel is configured to display an image frame. The driving circuit is coupled to the display panel. The driving circuit is configured to output a gate signal to drive the display panel to display the image frame during a driving period. The driving period includes a first period, a second period, and a third period. The gate signal has a first voltage level during the first period and a second voltage level during the second period. The second voltage level is greater than the first voltage level.Type: ApplicationFiled: February 19, 2024Publication date: September 26, 2024Applicant: E Ink Holdings Inc.Inventors: Wen-Chuan Wang, Ian French, Kuang-Heng Liang, Chih-Ching Wang
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Publication number: 20240321908Abstract: A pixel structure including a substrate, an active device, a planarization layer, a pixel electrode, and a patterned protection layer is provided. The active device is disposed on the substrate. The planarization layer is disposed on the substrate and covers the active device. The pixel electrode is disposed on the planarization layer and electrically connected to the active device. The patterned protection layer is disposed on the planarization layer and laterally surrounds the pixel electrode, and both the patterned protection layer and the pixel electrode are in contact with the planarization layer.Type: ApplicationFiled: February 19, 2024Publication date: September 26, 2024Applicant: E Ink Holdings Inc.Inventors: Kun Hsiang Chiang, Kuo-Hsing Cheng, Liu Chung Lee
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Publication number: 20240321998Abstract: A semiconductor structure includes a gate, an active layer, a gate insulator layer, a source, and a drain. The active layer has a source region, a drain region, and a channel region. The semiconductor structure satisfies at least one of the following conditions: (1) a material of the active layer includes a-Si, and a first thickness and a second thickness of the active layer respectively in the source region and the drain region are respectively greater than a third thickness of the active layer in the channel region; (2) the gate insulator layer includes a first gate insulator layer, a third gate insulator layer, and a second gate insulator layer located between the first and third gate insulator layers. A material of the first gate insulator layer is identical to a material of the third gate insulator layer but different from a material of the second gate insulator layer.Type: ApplicationFiled: February 19, 2024Publication date: September 26, 2024Applicant: E Ink Holdings Inc.Inventors: Ming-Kai Chuang, Huai-Cheng Lin, Ming-Sheng Chiang, Lih-Hsiung Chan
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Publication number: 20240319557Abstract: An electrophoretic display device including a first stretchable material layer, a first stretchable electrode layer, a stretchable electrophoretic display medium layer, multiple second stretchable electrode layers, an insulation layer, and a third stretchable electrode layer. The first stretchable electrode layer is disposed on the first stretchable material layer. The stretchable electrophoretic display medium layer is disposed on the first stretchable electrode layer. The second stretchable electrode layers are separately disposed on the stretchable electrophoretic display medium layer, so that the stretchable electrophoretic display medium layer forms multiple display regions. The insulation layer is disposed on the second stretchable electrode layers, and has multiple through holes in which multiple conductive materials are respectively filled.Type: ApplicationFiled: March 13, 2024Publication date: September 26, 2024Applicant: E Ink Holdings Inc.Inventors: Deng-Kuen Shiau, Yue-Feng Lin, Chih-Chia Chen
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Publication number: 20240321900Abstract: An array substrate includes a substrate, a gate line, multiple active elements, a protective layer, a pixel electrode, and an extension electrode. The substrate has an active area and a peripheral area. The gate line and the active elements are disposed in the active area of the substrate. The protective layer is disposed on the substrate and covers the gate lines and the active elements. The protective layer has multiple openings-exposing a portion of the gate line and a portion of the active elements. The pixel electrode is extended to and disposed in the openings of the protective layer to electrically connect to the gate line and the active elements. The extension electrode is disposed in the peripheral area and located on the protective layer. A portion of the extension electrode is extended to and overlapped with the pixel electrode and is electrically connected to the pixel electrode.Type: ApplicationFiled: January 9, 2024Publication date: September 26, 2024Applicant: E Ink Holdings Inc.Inventors: Chao Feng Sung, Chen Chu Tsai, Ming-Huan Yang
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Publication number: 20240321800Abstract: A display device includes a driving circuit substrate, a display layer, an opposite substrate, and a conducting structure. The driving circuit substrate includes a first substrate and a driving circuit layer disposed on the first substrate. The driving circuit layer includes a display region, a peripheral region at the periphery of the display region, and a conducting pad located between the peripheral region and an edge of the first substrate. The opposite substrate includes a second substrate and an opposite electrode layer disposed on the second substrate. The display layer is located between the opposite electrode layer and the driving circuit layer. A conductive member of the conducting structure is connected between the conducting pad and the opposite electrode layer. The conducting structure has a first width. The peripheral region has a second width. The first width is less than or equal to 2.5 times the second width.Type: ApplicationFiled: February 19, 2024Publication date: September 26, 2024Applicant: E Ink Holdings Inc.Inventors: Wenchuan Wang, Kuang-Heng Liang, Wen-Yu Kuo, Yen-Ze Huang, Jen-Shiun Huang