Abstract: A manufacturing method of a flash memory includes the following. A plurality of isolation structures are formed in a substrate. The plurality of isolation structures protrude from a top surface of the substrate. A tunneling dielectric layer is formed. The tunneling dielectric layer includes a plurality of corner oxide layers and an oxide layer. The plurality of corner oxide layers are located on the substrate at a plurality of corners between two adjacent isolation structures. A center of curvature of an upper surface of each of the corner oxide layers is located on a side of the upper surface away from the substrate. The oxide layer is located on the substrate between two adjacent isolation structures. The plurality of corner oxide layers are located between the oxide layer and the substrate.

Abstract: An earphone device and an identifying method of wearing are provided. The upper limit distance and the lower limit distance of the reference range are configured, where the upper limit distance and the lower limit distance are based on the distances between the reference position of the earphone device and the contour of the cavum concha or the cymba concha, respectively. Whether the distance information obtained by the distance sensor is within the reference range is determined, to generate left and right decision information, where the left and right decision information is whether the right ear is worn or the left ear is worn.

Abstract: Provided is a hearing aid device that includes an earplug, a speaker, a handle, and at least one microphone. A structural profile of the earplug body is mirror symmetrical relative to a plane. The speaker is disposed in the earplug body. The handle extends out of the earplug body from a connection side of the earplug body, and a structural profile of the handle is mirror symmetrical relative to the plane. The microphone is disposed in one or both of the handle and the earplug body.

Abstract: A smart display device displaying an appearance of a transportation vehicle comprises a display element, a user interface, and a smart display device. The display element is located in multiple regions along a contour of a vehicle body. The user interface includes a status display region and a function display region, a user defines electronic display contents in the function display region according to preferences, and previews the electronic display contents in the status display region. The electronic display contents include a background and text and/or patterns displayed on the background. The smart display device determines the electronic display contents according to the operation of the user interface to display the electronic display contents on the display element in real-time. The invention also provides a setting method, a method of use, and a non-transitory computer-readable recording medium thereof.

Abstract: A display method and a smart display device for collectively changing display contents of a shell body of a transportation vehicle are provided, including setting first display contents of the display element for normal display; setting second display contents of the display element being different from the first display contents; obtaining positioned locations of a plurality of the transportation vehicles by a central control system. When any transportation vehicle satisfies a predetermined condition, the central control system issues the display control signal to the transportation vehicle according to the positioned location, and the smart display device of the transportation vehicle automatically receives the display control signal for the display element to change the first display contents to the second display contents, so that one or more of the transportation vehicles can collectively change the display contents.

Abstract: Provided is a patterning method including following steps. A doped polysilicon layer, a core layer, and an undoped polysilicon layer are sequentially formed on a target layer. The undoped polysilicon layer is patterned to form a polysilicon pattern. A first etching process is performed by using the polysilicon pattern as a mask to remove a portion of the core layer to form a core pattern. A second etching process is performed to remove the polysilicon pattern. An atomic layer deposition (ALD) process is performed to form a spacer material on the core pattern and the doped polysilicon layer. A portion of the spacer material is removed to form a spacer on a sidewall of the core pattern. A portion of the core pattern and an underlying doped polysilicon are removed.

Abstract: A hearing assistance device, including a housing, a receiver, and a cable, is provided. The housing has an ear hook and a first contour arc. The cable faces the ear hook, penetrates the housing, and connects to a receiver.

Abstract: A receiving box for two hearing assistance devices including a housing, a cover, and an L-shaped hinge is provided. The housing includes a hinge recess, and two receiving slots independent of each other. The two receiving slots are configured to respectively receive the hearing assistance devices. The L-shaped hinge includes two opposite ends. One end is pivoted in the hinge recess, and the other end is fixed to the cover.

Abstract: A non-common-ground bandpass filter circuit with electrostatic discharge (ESD) protection is disclosed. The non-common-ground bandpass filter circuit with ESD protection includes a non-common-ground plane, a dielectric substrate and a conductor. The conductor is disposed above the non-common-ground plane. The dielectric substrate is disposed between the conductor and the non-common-ground plane. The non-common-ground plane at least has a first ground region and a second ground region separated and insulated from each other. The first ground region corresponds to a first terminal of the conductor and the second ground region corresponds to a second terminal of the conductor. When an ESD event occurs on one of the first ground region and the second ground region, the other of the first ground region and the second ground region will not be damaged by the ESD event. The non-common-ground bandpass filter circuit also provides surge protection.

Abstract: A picture selection method of projection touch for a projection touch system is provided. The projection touch system includes an image projection module, a sensing module, an image recognition module including at least one camera module and a processing unit. The picture selection method includes: the sensing module sensing and transferring a first projection coordinate on the target picture at a first time point of a sensing action; the sensing module sensing and transferring a second projection coordinate on the target picture at a second time point of the sensing action; the processing unit selecting at least one to-be-selected picture in the target picture based on the first and second projection coordinates and generating a set of selected image data; and the processing unit controlling the selected image data projected by the image projection module to move to a designated position according to a movement instruction of the user.

Abstract: A hearing assistance device, including a housing, a receiver, and a cable, is provided. The housing has an ear hook and a first contour arc. The cable faces the ear hook, penetrates the housing, and connects to a receiver.

Abstract: A receiving box for two hearing assistance devices including a housing, a cover, and an L-shaped hinge is provided. The housing includes a hinge recess, and two receiving slots independent of each other. The two receiving slots are configured to respectively receive the hearing assistance devices. The L-shaped hinge includes two opposite ends. One end is pivoted in the hinge recess, and the other end is fixed to the cover.

Abstract: A method for forming a semiconductor structure is provided. The method includes: forming first and second hard mask layers and a target layer on a substrate; patterning the second hard mask layer to form patterned second hard masks including a second wide mask and second narrow masks; and forming spacers on sidewalls of the second wide mask and the second narrow masks. Then, a photoresist layer is formed to cover the second wide mask and the spacers on the sidewalls of the second wide mask. The second narrow masks and the photoresist layer are removed. And, the first hard mask layer is etched with the spacers and the second wide mask together as a mask to form patterned first hard masks on the target layer, wherein the spacers define a first line width, and the second wide mask and the pair of spacers define a second line width.

Abstract: A positioning and tracking system is disclosed. The positioning and tracking system includes positioning sensors disposed in a space, wherein the positioning sensors are all movable and all have functions of sensing distance, angle and time, and the positioning sensors communicate with each other to sense relative distances, relative angles and relative times between every two positioning sensors of the positioning sensors. when at least one of the positioning sensors moves in the space, the positioning sensors re-communicate with each other to instantly update the relative distances, the relative angles and the relative times between every two positioning sensors of the positioning sensors.

Abstract: Provided is a patterning method including following steps. A doped polysilicon layer, a core layer, and an undoped polysilicon layer are sequentially formed on a target layer. The undoped polysilicon layer are patterned to form a polysilicon pattern. A first etching process is performed by using the polysilicon pattern as a mask to remove a portion of the core layer to form a core pattern. A second etching process is performed to remove the polysilicon pattern. An atomic layer deposition (ALD) process is performed to form a spacer material on the core pattern and the doped polysilicon layer. A portion of the spacer material is removed to form a spacer on a sidewall of the core pattern. A portion of the core pattern and an underlying doped polysilicon are removed.

Abstract: A method for forming a semiconductor structure is provided. The method includes: forming first and second hard mask layers and a target layer on a substrate; patterning the second hard mask layer to form patterned second hard masks including a second wide mask and second narrow masks; and forming spacers on sidewalls of the second wide mask and the second narrow masks. Then, a photoresist layer is formed to cover the second wide mask and the spacers on the sidewalls of the second wide mask. The second narrow masks and the photoresist layer are removed. And, the first hard mask layer is etched with the spacers and the second wide mask together as a mask to form patterned first hard masks on the target layer, wherein the spacers define a first line width, and the second wide mask and the pair of spacers define a second line width.

Abstract: A wearable device, and a notification system and a notification method thereof are provided. The wearable device includes a rotatable ring, multiple switches, and a communication module. The wearable device obtains a control signal by rotating the rotatable ring to trigger part of the switches, and transmits a mode signal to an electronic apparatus in response to the control signal. After receiving the mode signal, the electronic apparatus switches to a corresponding mode.

Abstract: A picture selection method of projection touch for a projection touch system is provided. The projection touch system includes an image projection module, a sensing module, an image recognition module including at least one camera module and a processing unit. The picture selection method includes: the sensing module sensing and transferring a first projection coordinate on the target picture at a first time point of a sensing action; the sensing module sensing and transferring a second projection coordinate on the target picture at a second time point of the sensing action; the processing unit selecting at least one to-be-selected picture in the target picture based on the first and second projection coordinates and generating a set of selected image data; and the processing unit controlling the selected image data projected by the image projection module to move to a designated position according to a movement instruction of the user.