Abstract: Various embodiments of the present disclosure are directed towards an integrated chip (IC). The IC comprises a first phase detection autofocus (PDAF) photodetector and a second PDAF photodetector in a substrate. A first electromagnetic radiation (EMR) diffuser is disposed along a back-side of the substrate and within a perimeter of the first PDAF photodetector. The first EMR diffuser is spaced a first distance from a first side of the first PDAF photodetector and a second distance less than the first distance from a second side of the first PDAF photodetector. A second EMR diffuser is disposed along the back-side of the substrate and within a perimeter of the second PDAF photodetector. The second EMR diffuser is spaced a third distance from a first side of the second PDAF photodetector and a fourth distance less than the third distance from a second side of the second PDAF photodetector.

Abstract: A folding stand is provided with a rectangular base (1) including two parallel sets of top slots (11), two bottom cavities (12), and aside hole (15); a rectangular panel (2) hingedly secured to a front end of a top of the base (1) and including two sets of two parallel grooves (21), two spacers (22) moveably disposed in the grooves (21) of different sets or in the side hole (15), and a front, pivotal ledge (23); a support arm (3) having two ends pivotably secured to a bottom of the panel (2) and selectively disposed in the slots (11) of different sets; two aligned extension arms (4) each having one end pivotably secured to one of two rear corners of the base (1), the extension arm (4) including a lengthwise trough (41); and two legs (5) pivotably disposed in the cavities (12) respectively.

Abstract: Various embodiments of the present application are directed to a narrow band filter with high transmission and an image sensor comprising the narrow band filter. In some embodiments, the filter comprises a first distributed Bragg reflector (DBR), a second DBR, a defect layer between the first and second DBRs, and a plurality of columnar structures. The columnar structures extend through the defect layer and have a refractive index different than a refractive index of the defect layer. The first and second DBRs define a low transmission band, and the defect layer defines a high transmission band dividing the low transmission band. The columnar structures shift the high transmission band towards lower or higher wavelengths depending upon a refractive index of the columnar structures and a fill factor of the columnar structures.

Abstract: Various embodiments of the present application are directed to a narrow band filter with high transmission and an image sensor comprising the narrow band filter. In some embodiments, the filter comprises a first distributed Bragg reflector (DBR), a second DBR, a defect layer between the first and second DBRs, and a plurality of columnar structures. The columnar structures extend through the defect layer and have a refractive index different than a refractive index of the defect layer. The first and second DBRs define a low transmission band, and the defect layer defines a high transmission band dividing the low transmission band. The columnar structures shift the high transmission band towards lower or higher wavelengths depending upon a refractive index of the columnar structures and a fill factor of the columnar structures.

Abstract: A stand includes a base including a seat, a cover having a front groove, and a PCB in the seat; a stem extending from the base and including a rear plate having a trough, a receptacle having LEDs, a front transparent covering, a tubular member on top of the rear plate, and a sliding groove in the rear plate; a holder on top of the stem and including upper and lower slides, the upper and lower slides being slidable each other and through the tubular member; and an attachment mechanism including an insert releasably secured to the seat, a guide member extending upward from the insert into the sliding groove, a handle secured to the guide member through the lengthwise trough, and two biasing members each having two ends secured to the guide member and urging against the rear plate respectively. Alternatively, the slides are replaced by pivotal supports.

Abstract: A folding stand is provided with a rectangular base (1) including two parallel sets of top slots (11), two bottom cavities (12), and aside hole (15); a rectangular panel (2) hingedly secured to a front end of a top of the base (1) and including two sets of two parallel grooves (21), two spacers (22) moveably disposed in the grooves (21) of different sets or in the side hole (15), and a front, pivotal ledge (23); a support arm (3) having two ends pivotably secured to a bottom of the panel (2) and selectively disposed in the slots (11) of different sets; two aligned extension arms (4) each having one end pivotably secured to one of two rear corners of the base (1), the extension arm (4) including a lengthwise trough (41); and two legs (5) pivotably disposed in the cavities (12) respectively.

Abstract: A folding stand is provided with a panel (1) including two cavities (11) adjacent to two sides of a bottom respectively, two wells (12) in front and rear ends of the cavity (11) respectively; and two legs (2) each including a short part (21), an elongated part (22) formed with the short part (11), a recess (23) between the short part (21) and the elongated part (22), two pivots (24) extending forwardly and rearward from the short part (21) respectively, the pivots (24) being rotatably disposed in the wells (12) respectively, and two mounts (25) put on the pivots (24) and releasably secured to the cavities (11) respectively. The leg (2) can be retracted into the cavity (11) or extended out of the cavity (11) by pivoting with respect to the wells (12).

Abstract: Various embodiments of the present application are directed towards an image sensor including a wavelength tunable narrow band filter, as well as methods for forming the image sensor. In some embodiments, the image sensor includes a substrate, a first photodetector, a second photodetector, and a filter. The first and second photodetectors neighbor in the substrate. The filter overlies the first and second photodetectors and includes a first distributed Bragg reflector (DBR), a second DBR, and a first interlayer between the first and second DBRs. A thickness of the first interlayer has a first thickness value overlying the first photodetector and a second thickness value overlying the second photodetector. In some embodiments, the filter is limited to a single interlayer. In other embodiments the filter further includes a second interlayer defining columnar structures embedded in the first interlayer and having a different refractive index than the first interlayer.

Abstract: A multifunctional device includes a base (1), a housing (4) releasably secured to the base (1), a casing (2) concealed by the housing (4), and a toy (3) concealed by the casing (2). The base (1) includes a tray (13). The casing (2) includes first and second pad members (21, 22) arranged symmetrically. The second pad member (22) includes a ring member (24) having top projections (243) and recesses (244) alternating with the projections (243) and being complimentary to the projections (243) respectively. The toy (3) includes first and second half bodies (31, 32) arranged symmetrically, and a joining member (33). The toy (3) can be folded or unfolded. The housing (4) includes an open top (41), a blind bottom (42), a first flange (43) around the open top (41), and a second flange (44) around the blind bottom (42).

Abstract: An apparatus includes an image sensor and a processor. The image sensor may be configured to generate a sequence of video frames based on a targeted view of an environment. The processor may be configured to (A) perform an image stabilization on the sequence of video frames and (B) generate video analytics for the sequence of video frames, wherein the image stabilization comprises maintaining a horizon of the targeted view and is performed prior to generating the video analytics.

Abstract: In some embodiments, the present disclosure relates to an integrated chip structure. The integrated chip structure includes a first image sensor disposed within a first substrate and a second image sensor disposed within a second substrate. The second substrate has a first side facing the first substrate. The first side includes angled surfaces defining one or more recesses within the first side. A band-pass filter is arranged between the first substrate and the second substrate and is configured to reflect electromagnetic radiation that is within a first range of wavelengths.

Abstract: Various embodiments of the present application are directed to a narrow band filter with high transmission and an image sensor comprising the narrow band filter. In some embodiments, the filter comprises a first distributed Bragg reflector (DBR), a second DBR, a defect layer between the first and second DBRs, and a plurality of columnar structures. The columnar structures extend through the defect layer and have a refractive index different than a refractive index of the defect layer. The first and second DBRs define a low transmission band, and the defect layer defines a high transmission band dividing the low transmission band. The columnar structures shift the high transmission band towards lower or higher wavelengths depending upon a refractive index of the columnar structures and a fill factor of the columnar structures.

Abstract: Various embodiments of the present application are directed to a narrow band filter with high transmission and an image sensor comprising the narrow band filter. In some embodiments, the filter comprises a first distributed Bragg reflector (DBR), a second DBR, a defect layer between the first and second DBRs, and a plurality of columnar structures. The columnar structures extend through the defect layer and have a refractive index different than a refractive index of the defect layer. The first and second DBRs define a low transmission band, and the defect layer defines a high transmission band dividing the low transmission band. The columnar structures shift the high transmission band towards lower or higher wavelengths depending upon a refractive index of the columnar structures and a fill factor of the columnar structures.

Abstract: A multifunctional device includes a base (1), a housing (4) releasably secured to the base (1), a casing (2) concealed by the housing (4), and a toy (3) concealed by the casing (2). The base (1) includes a tray (13). The casing (2) includes first and second pad members (21, 22) arranged symmetrically. The second pad member (22) includes a ring member (24) having top projections (243) and recesses (244) alternating with the projections (243) and being complimentary to the projections (243) respectively. The toy (3) includes first and second half bodies (31, 32) arranged symmetrically, and a joining member (33). The toy (3) can be folded or unfolded. The housing (4) includes an open top (41), a blind bottom (42), a first flange (43) around the open top (41), and a second flange (44) around the blind bottom (42).

Abstract: Various embodiments of the present application are directed to a narrow band filter with high transmission and an image sensor comprising the narrow band filter. In some embodiments, the filter comprises a first distributed Bragg reflector (DBR), a second DBR, a defect layer between the first and second DBRs, and a plurality of columnar structures. The columnar structures extend through the defect layer and have a refractive index different than a refractive index of the defect layer. The first and second DBRs define a low transmission band, and the defect layer defines a high transmission band dividing the low transmission band. The columnar structures shift the high transmission band towards lower or higher wavelengths depending upon a refractive index of the columnar structures and a fill factor of the columnar structures.

Abstract: In some embodiments, the present disclosure relates to a three-dimensional integrated chip. The three-dimensional integrated chip includes a first integrated chip (IC) die and a second IC die. The first IC die has a first image sensor element configured to generate electrical signals from electromagnetic radiation within a first range of wavelengths. The second IC die has a second image sensor element configured to generate electrical signals from electromagnetic radiation within a second range of wavelengths that is different than the first range of wavelengths. A first band-pass filter is arranged between the first IC die and the second IC die and is configured to reflect electromagnetic radiation that is within the first range of wavelengths.

Abstract: In some embodiments, the present disclosure relates to a three-dimensional integrated chip. The three-dimensional integrated chip includes a first integrated chip (IC) die and a second IC die. The first IC die has a first image sensor element configured to generate electrical signals from electromagnetic radiation within a first range of wavelengths. The second IC die has a second image sensor element configured to generate electrical signals from electromagnetic radiation within a second range of wavelengths that is different than the first range of wavelengths. A first band-pass filter is arranged between the first IC die and the second IC die and is configured to reflect electromagnetic radiation that is within the first range of wavelengths.

Abstract: In some embodiments, an image sensor is provided. The image sensor includes a photodetector disposed in a semiconductor substrate. A wave guide filter having a substantially planar upper surface is disposed over the photodetector. The wave guide filter includes a light filter disposed in a light filter grid structure. The light filter includes a first material that is translucent and has a first refractive index. The light filter grid structure includes a second material that is translucent and has a second refractive index less than the first refractive index.

Abstract: An image sensor package is provided. The image sensor package comprises a package substrate, and an image sensor chip arranged over the package substrate. The integrated circuit device further comprises a protection layer overlying the image sensor chip having a planar top surface and a bottom surface lining and contacting structures under the protection layer, and an on-wafer shield structure spaced around a periphery of the image sensor chip. The height of the image sensor package can be reduced since a discrete cover glass or an infrared filter and corresponding intervening materials are no longer needed since being replaced by the build in protection layer. The size of the image sensor package can be reduced since a discrete light shield and corresponding intervening materials are no longer needed since being replaced by the build in on wafer light shield structure.

Abstract: The present disclosure, in some embodiments, relates to an integrated chip. The integrated chip has an image sensor within a substrate. A first dielectric has an upper surface that extends over a first side of the substrate and over one or more trenches within the first side of the substrate. The one or more trenches laterally surround the image sensor. An internal reflection structure arranged over the upper surface of the first dielectric. The internal reflection structure is configured to reflect radiation exiting from the substrate back into the substrate.