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No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
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1
US10675657B2
Optical elements and method for fabricating the same
Publication/Patent Number: US10675657B2 Publication Date: 2020-06-09 Application Number: 16/031,277 Filing Date: 2018-07-10 Inventor: Cheng, Sheng-chuan   Chen, Huang-jen   Lin, Chi-han   Wu han lin   Assignee: VISERA TECHNOLOGIES COMPANY LIMITED   IPC: B05D3/10 Abstract: A method for fabricating an optical element is provided. The fabrication method includes the following steps. A substrate is provided. A plurality of metal grids are formed on the substrate. A first organic layer is formed on the substrate between the plurality of metal grids. A second organic layer is formed on the first organic layer and the plurality of metal grids. The second organic layer and the first organic layer are etched to leave the plurality of metal grids and a plurality of patterned second organic layers on the plurality of metal grids. An optical element fabricated by the method is also provided.
2
US2020254485A1
OPTICAL ELEMENTS
Publication/Patent Number: US2020254485A1 Publication Date: 2020-08-13 Application Number: 16/863,196 Filing Date: 2020-04-30 Inventor: Cheng, Sheng-chuan   Chen, Huang-jen   Lin, Chi-han   Wu han lin   Assignee: VisEra Technologies Company Limited   IPC: B05D5/06 Abstract: An optical element is provided. The optical element includes a substrate; a plurality of metal grids formed on the substrate; an oxide layer formed on the substrate between the plurality of metal grids; and a plurality of organic layers formed on the plurality of metal grids, wherein the width of the organic layer is greater than the width of the metal grid, and there is at least one gap between the organic layer and the oxide layer.
3
US2020016628A1
OPTICAL ELEMENTS AND METHOD FOR FABRICATING THE SAME
Publication/Patent Number: US2020016628A1 Publication Date: 2020-01-16 Application Number: 16/031,277 Filing Date: 2018-07-10 Inventor: Cheng, Sheng-chuan   Chen, Huang-jen   Lin, Chi-han   Wu han lin   Assignee: VisEra Technologies Company Limited   IPC: B05D5/06 Abstract: A method for fabricating an optical element is provided. The fabrication method includes the following steps. A substrate is provided. A plurality of metal grids are formed on the substrate. A first organic layer is formed on the substrate between the plurality of metal grids. A second organic layer is formed on the first organic layer and the plurality of metal grids. The second organic layer and the first organic layer are etched to leave the plurality of metal grids and a plurality of patterned second organic layers on the plurality of metal grids. An optical element fabricated by the method is also provided.
4
US2020108573A1
OPTICAL ELEMENTS AND METHOD FOR FABRICATING THE SAME
Publication/Patent Number: US2020108573A1 Publication Date: 2020-04-09 Application Number: 16/150,804 Filing Date: 2018-10-03 Inventor: Cheng, Sheng-chuan   Chen, Hao-min   Lin, Chi-han   Wu han lin   Assignee: VisEra Technologies Company Limited   IPC: B29D11/00 Abstract: A method for fabricating an optical element is provided. A substrate is provided. A plurality of metal grids are formed on the substrate. An organic layer is formed on the substrate and the metal grids. The organic layer is etched to form a first patterned organic layer including a plurality of first protrusion portions and a plurality of first trenches surrounded by the first protrusion portions. The first patterned organic layer is etched to form a second patterned organic layer including a plurality of second protrusion portions and a plurality of second trenches surrounded by the second protrusion portions. Each second protrusion portion covers one metal grid. There is a distance between the center axis of one second protrusion portion of the second patterned organic layer and the center axis of one metal grid covered by the one second protrusion portion of the second patterned organic layer.
5
US10850462B2
Optical elements and method for fabricating the same
Publication/Patent Number: US10850462B2 Publication Date: 2020-12-01 Application Number: 16/150,804 Filing Date: 2018-10-03 Inventor: Cheng, Sheng-chuan   Chen, Hao-min   Lin, Chi-han   Wu han lin   Assignee: VISERA TECHNOLOGIES COMPANY LIMITED   IPC: G02B3/00 Abstract: A method for fabricating an optical element is provided. A substrate is provided. A plurality of metal grids are formed on the substrate. An organic layer is formed on the substrate and the metal grids. The organic layer is etched to form a first patterned organic layer including a plurality of first protrusion portions and a plurality of first trenches surrounded by the first protrusion portions. The first patterned organic layer is etched to form a second patterned organic layer including a plurality of second protrusion portions and a plurality of second trenches surrounded by the second protrusion portions. Each second protrusion portion covers one metal grid. There is a distance between the center axis of one second protrusion portion of the second patterned organic layer and the center axis of one metal grid covered by the one second protrusion portion of the second patterned organic layer.
6
US202016628A1
OPTICAL ELEMENTS AND METHOD FOR FABRICATING THE SAME
Publication/Patent Number: US202016628A1 Publication Date: 2020-01-16 Application Number: 20/181,603 Filing Date: 2018-07-10 Inventor: Lin, Chi-han   Chen, Huang-jen   Wu han lin   Cheng, Sheng-chuan   Assignee: VisEra Technologies Company Limited   IPC: B05D7/14 Abstract: A method for fabricating an optical element is provided. The fabrication method includes the following steps. A substrate is provided. A plurality of metal grids are formed on the substrate. A first organic layer is formed on the substrate between the plurality of metal grids. A second organic layer is formed on the first organic layer and the plurality of metal grids. The second organic layer and the first organic layer are etched to leave the plurality of metal grids and a plurality of patterned second organic layers on the plurality of metal grids. An optical element fabricated by the method is also provided.
7
JP6616447B2
OPTICAL FINGERPRINT SENSOR
Publication/Patent Number: JP6616447B2 Publication Date: 2019-12-04 Application Number: 2018086476 Filing Date: 2018-04-27 Inventor: Chen, Hao-min   Mao, Hsin-wei   Wu, Han Lin   Assignee: VISERA TECHNOLOGIES COMPANY LTD   IPC: G06T1/00 Abstract: To provide an optical fingerprint sensor reducing optical transmission loss and having a light guide layer emitting light uniformly into a sensing area.SOLUTION: An optical fingerprint sensor includes an image sensor array, a collimator layer disposed on the image sensor array and having an array of a first hole, a light guide layer disposed on the collimator layer, a light source emitting light into the light guide layer, and a sensing area disposed on the light guide layer. The light guide layer makes a part of the light from the light source incident into the sensing area as well as guides the remaining part of the light forward.SELECTED DRAWING: Figure 1
8
JP2019117619A
OPTICAL FINGERPRINT SENSOR
Publication/Patent Number: JP2019117619A Publication Date: 2019-07-18 Application Number: 2018086476 Filing Date: 2018-04-27 Inventor: Chen, Hao-min   Mao, Hsin-wei   Wu, Han Lin   Assignee: VISERA TECHNOLOGIES COMPANY LTD   IPC: G06T1/00 Abstract: To provide an optical fingerprint sensor reducing optical transmission loss and having a light guide layer emitting light uniformly into a sensing area.SOLUTION: An optical fingerprint sensor includes an image sensor array, a collimator layer disposed on the image sensor array and having an array of a first hole, a light guide layer disposed on the collimator layer, a light source emitting light into the light guide layer, and a sensing area disposed on the light guide layer. The light guide layer makes a part of the light from the light source incident into the sensing area as well as guides the remaining part of the light forward.SELECTED DRAWING: Figure 1
9
TWI671540B
Optical fingerprint sensor
Publication/Patent Number: TWI671540B Publication Date: 2019-09-11 Application Number: 107137897 Filing Date: 2018-10-26 Inventor: Wu, Han Lin   Chen, Hao Min   Mao, Hsin Wei   Assignee: VISERA TECHNOLOGIES COMPANY LIMITED   IPC: G06F21/32 Abstract: An optical fingerprint sensor, includes: an image sensor array; a collimator layer disposed above the image sensor array, the collimator array having an array of first apertures; a light guiding layer disposed on the collimator layer; a light source emitting light into the light guiding layer; and a sensing area disposed above the light guiding layer. The light guiding layer allows a portion of the light from the light source to enter to the sensing area while directing the remaining portion of the light forward.
10
TW201928390A
Optical fingerprint sensor
Publication/Patent Number: TW201928390A Publication Date: 2019-07-16 Application Number: 107137897 Filing Date: 2018-10-26 Inventor: Wu, Han Lin   Chen, Hao Min   Mao, Hsin Wei   Assignee: VISERA TECHNOLOGIES COMPANY LIMITED   IPC: G06F21/32 Abstract: An optical fingerprint sensor, includes: an image sensor array; a collimator layer disposed above the image sensor array, the collimator array having an array of first apertures; a light guiding layer disposed on the collimator layer; a light source emitting light into the light guiding layer; and a sensing area disposed above the light guiding layer. The light guiding layer allows a portion of the light from the light source to enter to the sensing area while directing the remaining portion of the light forward.
11
US2019197290A1
OPTICAL FINGERPRINT SENSOR
Publication/Patent Number: US2019197290A1 Publication Date: 2019-06-27 Application Number: 15/855,122 Filing Date: 2017-12-27 Inventor: Chen, Hao-min   Mao, Hsin-wei   Wu han lin   Assignee: VisEra Technologies Company Limited   IPC: G06K9/00 Abstract: An optical fingerprint sensor, includes: an image sensor array; a collimator layer disposed above the image sensor array, the collimator array having an array of first apertures; a light guiding layer disposed on the collimator layer; a light source emitting light into the light guiding layer; and a sensing area disposed above the light guiding layer. The light guiding layer allows a portion of the light from the light source to enter to the sensing area while directing the remaining portion of the light forward.
12
US10515253B2
Optical fingerprint sensor
Publication/Patent Number: US10515253B2 Publication Date: 2019-12-24 Application Number: 15/855,122 Filing Date: 2017-12-27 Inventor: Chen, Hao-min   Mao, Hsin-wei   Wu han lin   Assignee: VISERA TECHNOLOGIES COMPANY LIMITED   IPC: G06K9/00 Abstract: An optical fingerprint sensor, includes: an image sensor array; a collimator layer disposed above the image sensor array, the collimator array having an array of first apertures; a light guiding layer disposed on the collimator layer; a light source emitting light into the light guiding layer; and a sensing area disposed above the light guiding layer. The light guiding layer allows a portion of the light from the light source to enter to the sensing area while directing the remaining portion of the light forward.
13
US10170516B2
Image sensing device and method for fabricating the same
Publication/Patent Number: US10170516B2 Publication Date: 2019-01-01 Application Number: 14/339,238 Filing Date: 2014-07-23 Inventor: Wu han lin   Hsieh, Chin-chuan   Chang, Chin-ching   Assignee: VISERA TECHNOLOGIES COMPANY LIMITED   IPC: H01L27/00 Abstract: An image sensing device is provided. The image sensing device includes a substrate having a pixel array with a plurality of pixels. A light guide structure is disposed over the substrate, forming a plurality of light pipes and a plurality of reflecting portions surrounding the light pipes. The light pipes are aligned with the pixels of the pixel array. The invention also provides a method for fabricating the image sensing device.
14
US10488639B2
Detection device for specimens
Publication/Patent Number: US10488639B2 Publication Date: 2019-11-26 Application Number: 14/878,272 Filing Date: 2015-10-08 Inventor: Chang, Chin-ching   Wu han lin   Hsieh, Chin-chuan   Wang, Wei-ko   Tu, Zong-ru   Assignee: Visera Technologies Company Limited   IPC: G02B21/00 Abstract: A detection device for specimens includes an image sensor, a light-guiding structure, and a carrier. The image sensor includes a sensing area and a non-sensing area around the sensing area. The light-guiding structure is disposed on the image sensor. The light-guiding structure includes a central guiding portion, a reflection layer, and first guiding portions. The central guiding portion is located over the sensing area. The reflection layer is disposed on the image sensor and includes channels located over the non-sensing area. The first guiding portions are located in the channels, and connected to the central guiding portion and a side surface of the light-guiding structure. The carrier is disposed on the light-guiding structure, and has wells located over the sensing area. Each of the wells is configured to receive a specimen.
15
US2018026065A1
IMAGE-SENSOR STRUCTURES
Publication/Patent Number: US2018026065A1 Publication Date: 2018-01-25 Application Number: 15/215,995 Filing Date: 2016-07-21 Inventor: Wu han lin   Hsieh, Chin-chuan   Assignee: VisEra Technologies Company Limited   IPC: H01L27/146 Abstract: An image-sensor structure is provided. The image-sensor structure includes a plurality of color filter patterns divided into a first unit including one green filter, a second unit including one green filter, a third unit including one blue filter, and a fourth unit including one red filter, wherein the first unit is adjacent to the second unit; and a plurality of microlenses formed above the color filter patterns, wherein the microlenses are divided into a first microlens unit having one microlens above the one green filter of the first unit and the one green filter of the second unit, a second microlens unit above the one blue filter of the third unit, and a third microlens unit above the one red filter of the fourth unit.
16
US10054719B2
Methods for farbricating double-lens structures
Publication/Patent Number: US10054719B2 Publication Date: 2018-08-21 Application Number: 15/292,575 Filing Date: 2016-10-13 Inventor: Cheng, Yueh-ching   Hsiao, Yu-kun   Wu han lin   Assignee: VisEra Technologies Company Limited   IPC: C09K13/00 Abstract: A double-lens structure and a method for fabricating the same are provided. The double-lens structure includes a first lens structure formed of a color filter layer having a first refractive index and a second lens structure formed of a micro-lens material layer having a second refractive index and disposed on the first lens structure. The first refractive index of the color filter layer is different from the second refractive index of the micro-lens material layer. An incident light enters the second lens structure and then passes through the first lens structure. Further, a method for fabricating the double-lens structure is also provided.
17
US2017031065A1
METHODS FOR FARBRICATING DOUBLE-LENS STRUCTURES
Publication/Patent Number: US2017031065A1 Publication Date: 2017-02-02 Application Number: 15/292,575 Filing Date: 2016-10-13 Inventor: Wu han lin   Hsiao, Yu-kun   Cheng, Yueh-ching   Assignee: VisEra Technologies Company Limited   IPC: G02B3/00 Abstract: A double-lens structure and a method for fabricating the same are provided. The double-lens structure includes a first lens structure formed of a color filter layer having a first refractive index and a second lens structure formed of a micro-lens material layer having a second refractive index and disposed on the first lens structure. The first refractive index of the color filter layer is different from the second refractive index of the micro-lens material layer. An incident light enters the second lens structure and then passes through the first lens structure. Further, a method for fabricating the double-lens structure is also provided.
18
TW201713932A
DETECTION DEVICE FOR SPECIMENS
Publication/Patent Number: TW201713932A Publication Date: 2017-04-16 Application Number: 105105088 Filing Date: 2016-02-22 Inventor: Wang, Wei Ko   Wu, Han Lin   Hsieh, Chin Chuan   Tu, Zong Ru   Chang, Chin Ching   Assignee: VISERA TECHNOLOGIES COMPANY LIMITED   IPC: G01N21/17 Abstract: A detection device for specimens includes an image sensor
19
TWI586952B
DETECTION DEVICE FOR SPECIMENS
Publication/Patent Number: TWI586952B Publication Date: 2017-06-11 Application Number: 105105088 Filing Date: 2016-02-22 Inventor: Wang, Wei Ko   Wu, Han Lin   Hsieh, Chin Chuan   Tu, Zong Ru   Chang, Chin Ching   Assignee: VISERA TECHNOLOGIES COMPANY LIMITED   IPC: G01N21/17 Abstract: A detection device for specimens includes an image sensor
20
US9640576B2
Image sensing device and method for fabricating the same
Publication/Patent Number: US9640576B2 Publication Date: 2017-05-02 Application Number: 14/463,938 Filing Date: 2014-08-20 Inventor: Wu han lin   Cheng, Chieh-yuan   Hsiao, Yu-kun   Chen, Huang-jen   Assignee: VISERA TECHNOLOGIES COMPANY LIMITED   IPC: H01L27/146 Abstract: An image sensing device includes: an active layer with a plurality of photo-sensing elements; a color pattern disposed over one of the photo-sensing elements, wherein the color pattern has a color selected from the group consisting of red (R), green (G), and blue (B); a microlens disposed on the color pattern; and a transmissive pattern being adjacent to the color pattern and over another one of the photo-sensing elements, wherein the transmissive pattern includes a color filter portion and a microlens portion, and an absolute value of a difference of refractive indexes between the microlens and the color pattern is less than 0.3, and there is no difference of refractive indexes between the microlens portion and the color filter portion of the transmissive pattern.
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