Abstract: The present disclosure, in some embodiments, relates to a memory device. In some embodiments, the memory device has a substrate and a lower interconnect metal line disposed over the substrate. The memory device also has a selector channel disposed over the lower interconnect metal line and a selector gate electrode wrapping around a sidewall of the selector channel and separating from the selector channel by a selector gate dielectric. The memory device also has a memory cell disposed over and electrically connected to the selector channel and an upper interconnect metal line disposed over the memory cell. By placing the selector within the back-end interconnect structure, front-end space is saved, and more integration flexibility is provided.

Abstract: A method of forming a ferroelectric random access memory (FeRAM) device includes: forming a first layer stack and a second layer stack successively over a substrate, where the first layer stack and the second layer stack have a same layered structure that includes a layer of a first electrically conductive material over a layer of a first dielectric material, where the first layer stack extends beyond lateral extents of the second layer stack; forming a trench that extends through the first layer stack and the second layer stack; lining sidewalls and a bottom of the trench with a ferroelectric material; conformally forming a channel material in the trench over the ferroelectric material; filling the trench with a second dielectric material; forming a first opening and a second opening in the second dielectric material; and filling the first opening and the second opening with a second electrically conductive material.

Abstract: AB STRACT An imaging lens system for tracking a celestial body includes, sequentially in a direction from the object side to the image side: a first lens group including, sequentially in the foregoing direction, either a negative-dioptric-power and two positive-dioptric-power lens elements, or a positive-dioptric-power, a negative-dioptric-power, and another positive-dioptric-power lens element; a second lens group including two negative-dioptric-power lens elements; and a third lens group including, sequentially in the foregoing direction, either a positive-dioptric-power, a negative-dioptric-power, and another positive-dioptric-power lens element, or two positive-dioptric-power, a negative-dioptric-power, and another positive-dioptric-power lens element. An aperture stop is located at the center of the imaging lens system symmetrically, allowing marginal rays to pass through the center of each lens element. The positive- and negative-dioptric-power lens elements contribute to a balanced field curvature.

Abstract: In accordance with some embodiments, a package-on-package (PoP) structure includes a first semiconductor package having a first side and a second side opposing the first side, a second semiconductor package having a first side and a second side opposing the first side, and a plurality of inter-package connector coupled between the first side of the first semiconductor package and the first side of the second semiconductor package. The PoP structure further includes a first molding material on the second side of the first semiconductor package. The second side of the second semiconductor package is substantially free of the first molding material.

Abstract: A memory device including a base semiconductor die, conductive terminals, memory dies, an insulating encapsulation and a buffer cap is provided. The conductive terminals are disposed on a first surface of the base semiconductor die. The memory dies are stacked over a second surface of the base semiconductor die, and the second surface of the base semiconductor die is opposite to the first surface of the base semiconductor die. The insulating encapsulation is disposed on the second surface of the base semiconductor die and laterally encapsulates the memory dies. The buffer cap covers the first surface of the base semiconductor die, sidewalls of the base semiconductor die and sidewalls of the insulating encapsulation. A package structure including the above-mentioned memory device is also provided.

Abstract: A memory device including a base semiconductor die, conductive terminals, memory dies, an insulating encapsulation and a buffer cap is provided. The conductive terminals are disposed on a first surface of the base semiconductor die. The memory dies are stacked over a second surface of the base semiconductor die, and the second surface of the base semiconductor die is opposite to the first surface of the base semiconductor die. The insulating encapsulation is disposed on the second surface of the base semiconductor die and laterally encapsulates the memory dies. The buffer cap covers the first surface of the base semiconductor die, sidewalls of the base semiconductor die and sidewalls of the insulating encapsulation. A package structure including the above- mentioned memory device is also provided.

Abstract: A catadioptric optical system in sequence of ray tracing comprises a first mirrors group of Ritchey-Chrétien type hyperbolic mirrors with positive diopter including a concave primary mirror having a central through hole and a convex secondary mirror, a second corrector lens group with negative diopter positioned at the image-side of the first mirrors group including a first meniscus lens element having positive refractive power and a convex object-side surface, a second lens element having negative refractive power and biconcave surfaces, a third meniscus lens element having negative refractive power and a concave object-side surface, and a fourth lens element having positive refractive power and biconvex surfaces. The infinite conjugate beams of incident light within field of view pass through the catadioptric optical system to become a corrected beam having a small CRA angle.

Abstract: A catadioptric optical system in sequence of ray tracing comprises a first mirrors group of Ritchey-Chrétien type hyperbolic mirrors with positive diopter including a concave primary mirror having a central through hole and a convex secondary mirror, a second corrector lens group with negative diopter positioned at the image-side of the first mirrors group including a first meniscus lens element having positive refractive power and a convex object-side surface, a second lens element having negative refractive power and biconcave surfaces, a third meniscus lens element having negative refractive power and a concave object-side surface, and a fourth lens element having positive refractive power and biconvex surfaces. The infinite conjugate beams of incident light within field of view pass through the catadioptric optical system to become a corrected beam having a small CRA angle.

Abstract: The present invention discloses a quantitative micro-volume nucleic acids detection device, which includes a light source, a first shielding screen, a second shielding screen, a lower glass plate, an upper glass plate and at least one sensor, wherein a pin-hole on the second shielding screen generates an image of a nucleic acid sample solution fixed between the bottom and upper glasses, the image is then captured by the sensor, concentration of the nucleic acid sample solution is determined accordingly. With the implementation of the present invention, the detection is reproducible and repetitive, the detection optical path is invariant, avoid of interfering from the pollution during detection so that the cost and time are greatly reduced.

Abstract: An vis-infrared corrective fisheye lens system is provided with, from upstream to downstream, a first lens of negative meniscus, a second lens of biconcave, a third lens of biconvex, an aperture, a fourth lens of biconvex, a fifth lens of negative meniscus, a sixth lens of biconvex, an exchangeable optical filter, and an imaging plane. The lens system has an ultra wide angle of about 210-degree and is capable of operating in a temperature range of ?15° C.-80° C. so that the lens system can be mounted in a surveillance system in a vehicle or an outdoor place.

Abstract: The present invention discloses an immersion liquid replenishing apparatus, a replenishing method, and a wafer scribing lines inspection machine with the immersion liquid replenishing apparatus. The immersion liquid replenishing apparatus inputs an immersion liquid from a first pipe of the cover and outputs the immersion liquid from a second pipe of the bottom of a reservoir. The replenishing method comprises the steps of providing an immersion liquid replenishing apparatus, feeding an immersion liquid, forming a film, and discharging the immersion liquid. The production and preparation of the apparatus and method of the invention is convenient and cheap. During a process of wafer scribing lines inspection, the wafer scribing lines inspection machine with the immersion liquid replenishing apparatus has enough immersion liquid to form the film and discharges excess immersion liquid.

Abstract: An inspection method and an inspection fixture for the scribing lines of a wafer are disclosed. The inspection method includes the following steps: providing a wafer having multiple chips and a lower surface attached with a dicing tape, wherein scribing lines are formed between the chips; connecting the dicing tape with a transparent carrier supporting a first liquid medium such that the dicing tape is contacted seamlessly with the first liquid medium, wherein the difference of refractive index between the first liquid medium and the dicing tape is less than 0.3; and inspecting the scribing lines through the transparent carrier from below the lower surface of the wafer by an inspection lens of an optical inspector. The inspection method and fixture increase the image resolution of the scribing lines so as to facilitate the detection of lower-surface defects of the scribing lines.

Abstract: A method for dynamically displaying application shortcut icons of an electronic device constructs a dependency relation graph according to applications whose invoked frequency has reached a predetermined frequency value, and further according to browsing paths whose count has reached a predetermined dependency rule. The method further computes a weight value of each node in the dependency relation graph for ranking the applications to display application shortcut icons of the applications on the electronic device according to the rank.

Abstract: A universal decoding device and associated method is provided. The universal decoding device includes a counter unit for counting signal cycles and a logic unit for identifying coded data or commands according to counted signal cycles. The logic unit includes a register, an boundary logic unit, a key identification unit, a code bank, a multiplexer, and a FIFO memory. The universal decoding device is capable of operating in a full decoding mode, a raw data decoding mode, and a software decoding mode. In the full decoding mode, the FIFO stores remote control commands corresponding to the counted signal cycles through the multiplexer. In the raw data decoding mode, the FIFO stores raw data corresponding to the counted signal cycles through the multiplexer. In the software decoding mode, the FIFO stores the counted signal cycles provided by the counter unit through the multiplexer.

Abstract: A wireless image transmitting apparatus includes an image processing unit, a wireless bridging module, and a wireless local area network module. The wireless bridging module includes a network switch and a network port. The network switch is in signal communication with the network port and the image processing unit. The WLAN module is in signal communication with the network switch. The WLAN module uses a first type of packet and a first band to transmit a signal from the image processing unit and uses a second type of packet and a second band to transmit a signal from the network port. A method for transmitting data in a wireless image transmitting apparatus is also disclosed.

Abstract: A novel method applies the down-conversion sampling technology to test a high-speed digital-to-analog conversion. In the method, a digital-to-analog conversion output signal of a high-speed digital-to-analog converter and a low-frequency sinusoidal carrier wave signal input to a comparator to obtain a low-speed pulse signal. Therefore, the variation of the pulse width of the low-speed pulse signal can be measured by a common logic analyzer to assess the nonlinearity error of the high-speed digital-to-analog converter.

Abstract: A novel method applies the down-conversion sampling technology to test a high-speed digital-to-analog conversion. In the method, a digital-to-analog conversion output signal of a high-speed digital-to-analog converter and a low-frequency sinusoidal carrier wave signal input to a comparator to obtain a low-speed pulse signal. Therefore, the variation of the pulse width of the low-speed pulse signal can be measured by a common logic analyzer to assess the nonlinearity error of the high-speed digital-to-analog converter.

Abstract: A method for dynamically displaying application shortcut icons of an electronic device constructs a dependency relation graph according to applications whose invoked frequency has reached a predetermined frequency value, and further according to browsing paths whose count has reached a predetermined dependency rule. The method further computes a weight value of each node in the dependency relation graph for ranking the applications to display application shortcut icons of the applications on the electronic device according to the rank.

Abstract: A universal decoding device and associated method is provided. The universal decoding device includes a counter unit for counting signal cycles and a logic unit for identifying coded data or commands according to counted signal cycles. The logic unit includes a register, an boundary logic unit, a key identification unit, a code bank, a multiplexer, and a FIFO memory. The universal decoding device is capable of operating in a full decoding mode, a raw data decoding mode, and a software decoding mode. In the full decoding mode, the FIFO stores remote control commands corresponding to the counted signal cycles through the multiplexer. In the raw data decoding mode, the FIFO stores raw data corresponding to the counted signal cycles through the multiplexer. In the software decoding mode, the FIFO stores the counted signal cycles provided by the counter unit through the multiplexer.

Abstract: The present invention discloses an automatic focus mechanism of an image capturing device. The coil with current flowing therein of the image capturing device can be driven by the magnetic field created by a permanent magnet and a yoke, thereby driving focusing lens module through magnetic field interaction. In capturing image, the focusing lens module can focus an image on an image sensor.