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141.发明公开公开(公告)号：US20240042615A1
公开(公告)日：2024-02-08
申请号：US18382049
申请日：2023-10-19
Applicant: PixArt Imaging Inc.
Inventor： Guo-Zhen Wang
CPC classification number: B25J9/1694 , G05D1/0253 , G05B2219/45098 , G05D2201/0203
Abstract: An air ejection device, configured to eject air; a distance detecting circuit, configured to detect distances between an electronic device comprising the object determining system and at least one location of an object when the air ejection device ejects air to the object; and a determining circuit, configured to determine whether the object is a rigidity type object or a soft type object according to the variations.
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公开(公告)号：US11893753B2
公开(公告)日：2024-02-06
申请号：US16937612
申请日：2020-07-24
Applicant: PixArt Imaging Inc.
Inventor： Kevin Len-Li Lim , Joon Chok Lee , Zi Hao Tan , Ching Geak Chan , Keen-Hun Leong
Abstract: A security camera with a motion detection function, which comprises: an image sensor, configured to capture original images; a variation level computation circuit, configured to compute image variation levels of the original images; a long term computation circuit, configured to calculate a first average level for the image variation levels corresponding to M of the original images; a short term computation circuit, configured to calculate a second average level for the image variation levels corresponding to N of the original images, wherein M>N; and a motion determining circuit, configured to determine whether a motion of an object appears in a detection range of the image sensor according to a relation between the first average level and the second average level. By such security camera, the interference caused by noise or small object can be avoided. Accordingly, the motion detection of the security camera can be more accurate.
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公开(公告)号：US20240038353A1
公开(公告)日：2024-02-01
申请号：US18484454
申请日：2023-10-11
Applicant: PixArt Imaging Inc.
Inventor： SUNG-HAN WU , YI-HSIEN KO
CPC classification number: G16H20/10 , G16Y40/10 , G16Y20/40 , G16Y10/60 , G06F16/9554 , G16Y10/80 , G16Y20/10
Abstract: There is provided a smart control system including a host, at least one sensor and an informing device. The host identifies the activity of a specific member according to the detection result of the at least one sensor, and informs the specific member to take medicine on time or avoid eating specific ingredients using the informing device.
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公开(公告)号：US20240036209A1
公开(公告)日：2024-02-01
申请号：US17878057
申请日：2022-08-01
Applicant: PIXART IMAGING INC.
Inventor： Tso-Sheng TSAI , Yueh-Lin CHUNG
IPC: G01S17/894 , G01S7/4865 , G01S7/481
CPC classification number: G01S17/894 , G01S7/4866 , G01S7/4816
Abstract: There is provided an optical sensor including a light source, a first pixel, a second pixel and a processor. The first pixel generates a first output signal by receiving reflected light from an external object illuminated by the light source. The second pixel generates a second output signal by receiving reflected light from an inner surface of a package illuminated by the light source. The processor generates a random code according to the second output signal to modulate the light source, identifies whether to change an emission pattern of the light source according to a distance calculated according to the first output signal, and changes exposure intervals of the first pixel and the second pixel.
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145.发明公开公开(公告)号：US20240035900A1
公开(公告)日：2024-02-01
申请号：US17875437
申请日：2022-07-28
Applicant: PixArt Imaging Inc.
Inventor： Yi-Hsuan Wu
Abstract: An electronic device for estimating a temperature value of a thermistor includes a first signal port, an analog-to-digital converter, and a processing circuit. When the thermistor is coupled to the first signal port of the electronic device, the processing circuit is arranged to operate in a first switching condition to detect and generate a first voltage difference to the analog-to-digital converter, to operate in a second switching condition to detect and generate a second voltage difference to the analog-to-digital converter; and, the analog-to-digital converter is arranged to determine a resistance value of the thermistor based on the first voltage difference compared to the second voltage difference and to generate the estimated temperature value according to the determined resistance value.
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Patent Agency Ranking
公开(公告)号：US11880205B2
公开(公告)日：2024-01-23
申请号：US17968810
申请日：2022-10-19
Applicant: PixArt Imaging Inc.
Inventor： Guo-Zhen Wang
CPC classification number: G05D1/0214 , A47L11/4011 , A47L11/4061 , G05D1/0088 , G05D1/0231 , A47L2201/04 , G01C3/08 , G01C5/00 , G05D2201/0203
Abstract: An auto clean machine, comprising: a light source configured to emit light to illuminate at least one light region outside and in front of the auto clean machine; a first image sensing area, configured to sense a first brightness distribution of the light region; a second image sensing area below the first image sensing area, configured to sense a second brightness distribution of the light region; and a processor, configured to control movement of the auto clean machine according the first brightness distribution and the second brightness distribution. The processor generates a wall detection result based on the first brightness distribution of the light region, generates a cliff detection result based on the second brightness distribution of the light region, and controls the movement of the auto clean machine according to the wall detection result and the cliff detection result.
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公开(公告)号：US20240010262A1
公开(公告)日：2024-01-11
申请号：US17857194
申请日：2022-07-05
Applicant: PixArt Imaging Inc.
Inventor： Chin-Hua Hu , Yu-Han Chen , Yu-Sheng Lin
IPC: B62D1/04 , G06F3/044 , G06F3/0488
CPC classification number: B62D1/046 , G06F3/0443 , G06F3/0488 , G06F2203/04105
Abstract: A pressure sensing device, comprising: a frame work; a capacitive pressure sensor layer, surrounding the frame work; a capacitive touch sensor layer; and a flexible material layer, located between the pressure sensor layer and the touch sensor layer and surrounding the capacitive pressure sensor layer. The capacitive touch sensor layer is above the flexible material layer when the capacitive pressure sensor layer is below the flexible material layer. The capacitive touch sensor layer has a first driving electrode and a first sensing electrode. The capacitive pressure sensor layer has a second driving electrode and a second sensing electrode. A 3D gesture control system and a vehicle control system applying the pressure sensing device are also disclosed. Via the pressure sensing device, the 3D gesture control system and the vehicle control system can generate control commands according to a touch or a pressure provided by a user.
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公开(公告)号：US11869226B2
公开(公告)日：2024-01-09
申请号：US17079512
申请日：2020-10-25
Applicant: PixArt Imaging Inc.
Inventor： Joon Chok Lee
CPC classification number: G06V10/50 , G06V10/443
Abstract: A computer readable recording medium storing at least one program, wherein an image pattern determining method for determining a stripe image can be performed when the program is executed. The image pattern determining method comprises: (a) classifying a single target image to a plurality of image blocks, wherein each of the image blocks comprises at least one pixel; (b) calculating pixel differences between pixel value sums of at least one of the image blocks and neighboring image blocks of the image block; (c) calculating image variation levels of each of the image blocks in a plurality of directions according to the pixel differences; and (d) determining whether the single target image comprises the strip image or not according to the image variation levels. An image pattern determining method for determining a check board image is also disclosed.
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公开(公告)号：US11868541B2
公开(公告)日：2024-01-09
申请号：US17719334
申请日：2022-04-12
Applicant: PixArt Imaging Inc.
Inventor： Wei-Chung Wang
CPC classification number: G06F3/0202 , G06F3/0304
Abstract: An optical detection device includes a substrate, a housing, an optical modulating component, an optical sensor and a cover. The housing is disposed on the substrate and includes a first aperture. The housing is unvaried due to inspection standard or design requirement of the optical detection device. The optical modulating component is disposed on the housing and aligning with the first aperture. The optical sensor is disposed on the substrate and adapted to receive an optical signal passing through the optical modulating component and the first aperture. The cover is disposed on the housing to cover the first aperture. The cover is replaceable for attaching the cover varied for the inspection standard or the design requirement to the unvaried housing in response to a surface of the cover opposite to the housing matched and engaged with a light penetrating area on the optical navigation apparatus.
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公开(公告)号：US20240000380A1
公开(公告)日：2024-01-04
申请号：US18118152
申请日：2023-03-07
Applicant: PixArt Imaging Inc.
Inventor： Ming Shun Manson Fei , CONG-JUN XIA , GUI-PING SU , HUA ZHANG , Yen-Min Chang , Chi-Yu Wu
IPC: A61B5/00 , A61B5/0225
CPC classification number: A61B5/6802 , A61B5/02255
Abstract: A wearable device includes a case and a detection module. The case includes an inner casing and an outer casing. The inner casing includes a main body and a lateral wall. The main body is an annular structure. The lateral wall is disposed on a lateral side of the main body. The main body has a first installation area, a second installation area and a third installation area. The outer casing is disposed around the inner casing and abuts against the lateral wall, and the outer casing has a first opening. The detection module is disposed inside the case. The detection module includes an energy storage unit, an information transmission unit and an optical identification assembly. The energy storage unit is located on the first installation area. The information transmission unit is located on the second installation area. The optical identification assembly is located on the third installation area.
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