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公开(公告)号：US09214487B2
公开(公告)日：2015-12-15
申请号：US14095984
申请日：2013-12-03
Applicant: Novatek Microelectronics Corp.
Inventor： I-Hsiu Chen , Shu-Fang Wang , Po-Jen Hsiao
IPC: H01L27/00 , H01L27/146
CPC classification number: H01L27/1464 , H01L27/14627
Abstract: An image sensor including a plurality of sensing pixels, a plurality of micro-lenses disposed on the sensing pixels and a plurality of first light distributing elements disposed between the sensing pixels and the micro-lenses is provided. Each of the first light distributing elements includes a first refractive index pattern and a second refractive index pattern surrounding the first refractive index pattern. The refractive index of the first refractive index pattern is larger than the refractive index of the second refractive index pattern.
Abstract translation: 提供了包括多个感测像素的图像传感器，设置在感测像素上的多个微透镜以及设置在感测像素和微透镜之间的多个第一光分布元件。 每个第一光分布元件包括第一折射率图案和围绕第一折射率图案的第二折射率图案。 第一折射率图案的折射率大于第二折射率图案的折射率。
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公开(公告)号：US11961324B2
公开(公告)日：2024-04-16
申请号：US18088624
申请日：2022-12-26
Applicant: Novatek Microelectronics Corp.
Inventor： Shu-Fang Wang , Wan-Ting Huang , Kuan-Ting Lee
CPC classification number: G06V40/1394 , G06V40/1318 , G06V40/1365 , G06V40/1388
Abstract: An optical fingerprint recognition device includes a light-emitting diode (LED) array and a fingerprint sensing device. The LED array includes a central LED area and an edge LED area, and configured to display a light source pattern in response to a fingerprint sensing request. The light source pattern includes a central portion and a surrounding portion. During displaying the light source pattern, a plurality of red display subpixels of the central LED area are not illuminating and a plurality of red display subpixels of the edge LED area are illuminating. The fingerprint sensing device generates a first fingerprint image according to a plurality of first sensing signals obtained from a plurality of first sensing pixel area, and the first fingerprint image is adapted to be used for examining whether a finger which triggers the fingerprint sensing request is real or fake.
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公开(公告)号：US11790690B1
公开(公告)日：2023-10-17
申请号：US17990752
申请日：2022-11-21
Applicant: NOVATEK Microelectronics Corp.
Inventor： Jung-Chen Chung , Shu-Fang Wang
IPC: G06V40/13 , G06V40/12 , G06V10/22 , G06V10/145
CPC classification number: G06V40/1318 , G06V10/145 , G06V10/235 , G06V40/1347
Abstract: A fingerprint recognition device is provided. The fingerprint recognition device includes a fingerprint sensing circuit and an image processing circuit. The fingerprint sensing circuit is configured to perform a first fingerprint sensing operation to obtain a first fingerprint image. The image processing circuit is coupled to the fingerprint sensing circuit and configured to generate a de-moire fingerprint image according to a moire pattern image and the first fingerprint image and perform a fingerprint recognition process according to the de-moire fingerprint image.
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公开(公告)号：US20240381703A1
公开(公告)日：2024-11-14
申请号：US18195916
申请日：2023-05-10
Applicant: NOVATEK Microelectronics Corp.
Inventor： Shu-Fang Wang
IPC: H10K59/123 , H10K59/121
Abstract: A display panel includes a plurality of pixels, among which a first pixel includes a light emitting device, a first metallization layer and a second metallization layer below the first metallization layer. The light emitting device has a first electrode and a second electrode. The first metallization layer includes an inner electrode plate coupled to the first electrode of the light emitting device, and includes an outer electrode plate coupled to the second electrode of the light emitting device and separated from the inner electrode plate by a first loop space. The second metallization layer includes an inner electrode plate coupled to the inner electrode plate of the first metallization layer, and includes an outer electrode plate separated from the inner electrode plate by a second loop space. Wherein, a length of the second loop space is different from a length of the first loop space.
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公开(公告)号：US11657643B1
公开(公告)日：2023-05-23
申请号：US17701690
申请日：2022-03-23
Applicant: Novatek Microelectronics Corp.
Inventor： Shu-Fang Wang , Dong-Hai Huang
CPC classification number: G06V40/1318 , G06F3/042 , G06F3/0412 , G06F21/32
Abstract: A fingerprint sensing device including a plurality of pixel blocks is provided. The pixel blocks are arranged in an array. Each of the pixel blocks includes a conversion gain. At least two of the conversion gains are different, and the pixel block located in a central location of the array has a minimum conversion gain.
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Patent Agency Ranking
公开(公告)号：US20170357840A1
公开(公告)日：2017-12-14
申请号：US15176152
申请日：2016-06-08
Applicant: Novatek Microelectronics Corp.
Inventor： I-Hsiu Chen , Shu-Fang Wang
CPC classification number: G06K9/00013 , G02B3/0056 , G02B5/201 , G06K9/0004
Abstract: The optical sensor device including a sensor layer, a microlens layer and a filter layer is provided. The sensor layer includes a plurality of sensor areas, and is configured to sense a multi-wavelength light from a finger. The microlens layer includes a plurality of microlenses arranged in an array, and is disposed on the sensor layer. Each of the microlenses focuses the multi-wavelength light on a corresponding one of the sensor areas. The filter layer is disposed between the sensor layer and the microlens layer, and configured to filter the multi-wavelength light to generate a plurality of lights with different wavelengths. In addition, the fingerprint sensor apparatus including the foregoing optical sensor device is also provided.
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公开(公告)号：US20130201388A1
公开(公告)日：2013-08-08
申请号：US13647405
申请日：2012-10-09
Applicant: Novatek Microelectronics Corp.
Inventor： Po-Jen Hsiao , Shu-Fang Wang
IPC: H04N5/225
CPC classification number: H04N5/3572 , H04N5/2254
Abstract: An optical sensing apparatus includes an optical sensing pixel array and a plurality of micro-optical device sets. The optical sensing pixel array has a plurality of array elements, and each of the array elements has one or multiple of a plurality of optical sensing pixels. The micro-optical device sets are configured corresponding to the optical sensing pixels respectively. Each of the micro-optical device sets has a shifting vector with respect to one of the optical sensing pixels. The optical sensing pixel array has a reference original point. Two shifting vectors of two of the micro-optical device sets with respect to corresponding two of the optical sensing pixels at the same radial distance on two polar axes from the reference original point and along opposite directions are asymmetric.
Abstract translation: 一种光学感测装置，包括光学感测像素阵列和多个微型光学器件组。 光学感测像素阵列具有多个阵列元件，并且每个阵列元件具有多个光学感测像素中的一个或多个。 微光学器件组分别对应于光学感测像素配置。 每个微光学器件组相对于光学感测像素之一具有移动矢量。 光学感测像素阵列具有参考原始点。 两个微光学器件组相对于相对应的两个光学感测像素的两个偏移矢量在两个极轴上与参考原点并且沿着相反方向处于相同的径向距离处是不对称的。
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公开(公告)号：US20230215214A1
公开(公告)日：2023-07-06
申请号：US18088624
申请日：2022-12-26
Applicant: Novatek Microelectronics Corp.
Inventor： Shu-Fang Wang , Wan-Ting Huang , Kuan-Ting Lee
CPC classification number: G06V40/1394 , G06V40/1388 , G06V40/1318 , G06V40/1365
Abstract: An optical fingerprint recognition device includes a light-emitting diode (LED) array and a fingerprint sensing device. The LED array includes a central LED area and an edge LED area, and configured to display a light source pattern in response to a fingerprint sensing request. The light source pattern includes a central portion and a surrounding portion. During displaying the light source pattern, a plurality of red display subpixels of the central LED area are not illuminating and a plurality of red display subpixels of the edge LED area are illuminating. The fingerprint sensing device generates a first fingerprint image according to a plurality of first sensing signals obtained from a plurality of first sensing pixel area, and the first fingerprint image is adapted to be used for examining whether a finger which triggers the fingerprint sensing request is real or fake.
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公开(公告)号：US10331932B2
公开(公告)日：2019-06-25
申请号：US15176152
申请日：2016-06-08
Applicant: Novatek Microelectronics Corp.
Inventor： I-Hsiu Chen , Shu-Fang Wang
Abstract: The optical sensor device including a sensor layer, a microlens layer and a filter layer is provided. The sensor layer includes a plurality of sensor areas, and is configured to sense a multi-wavelength light from a finger. The microlens layer includes a plurality of microlenses arranged in an array, and is disposed on the sensor layer. Each of the microlenses focuses the multi-wavelength light on a corresponding one of the sensor areas. The filter layer is disposed between the sensor layer and the microlens layer, and configured to filter the multi-wavelength light to generate a plurality of lights with different wavelengths. In addition, the fingerprint sensor apparatus including the foregoing optical sensor device is also provided.
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公开(公告)号：US09608022B2
公开(公告)日：2017-03-28
申请号：US14551100
申请日：2014-11-24
Applicant: NOVATEK Microelectronics Corp.
Inventor： I-Hsiu Chen , Shu-Fang Wang , Po-Jen Hsiao
IPC: G01J3/50 , H01L27/146 , H04N5/33 , G02B5/20 , H04N9/07
CPC classification number: H01L27/14621 , G02B5/201 , G02B5/208 , H04N5/332 , H04N9/07
Abstract: A color filter array, for an image sensing device, includes a plurality of filter patterns. Each filter pattern includes at least one first filter, corresponding to a first wavelength range of a first color; at least one second filter, corresponding to a second wavelength range of a second color; at least one third filter, corresponding to a third wavelength range of a third color; at least one fourth filter, corresponding to a first infrared wavelength range, wherein the first infrared wavelength range is an intersection of the first wavelength range and the second wavelength range; and at least one fifth filter, corresponding to a second infrared wavelength range, wherein the second infrared wavelength range is an intersection of the first wavelength range and the third wavelength range.
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