Abstract: A vibrotactile device and method including an audio signal input unit, manual parameter input unit, microcontroller, vibration motor controller, and at least one vibration motor are provided. The microcontroller is coupled to the audio signal input unit and manual parameter input unit. The vibration motor controller is coupled to the microcontroller and the at least one vibration motor. At least one signal is generated by at least the audio signal input unit or the manual parameter input unit. A modulated signal is generated based, in part, on a filtered signal from the audio signal input unit and a vibration duty cycle is generated, based on a tempo value and a note value of the manual parameter input unit, to generate at least one driving parameter, respectively. The vibration motor controller drives the at least one vibration motor based on the at least one driving parameter.

Abstract: A vapor chamber includes a main body. The main body includes a base plate and a top plate. The base plate includes a plate body, a peripheral frame and a plurality of supporting pillars. The plate body has a surface. The peripheral frame is disposed on the surface of the plate body. The surface and the peripheral frame together define a first space. The first space is configured to accommodate a working fluid. The supporting pillars are located in the first space and are distributed on the surface of the plate body. The supporting pillars, the plate body and the peripheral frame are of an integrally-formed structure. The top plate abuts against the peripheral frame and the supporting pillars to seal up the first space.

Abstract: Context information of a handshake between a source entity and a target entity is obtained at a security proxy. The context information is transmitted from the security proxy to a key manager. The key manager maintains a first private key of the security proxy. A first handshake message is received from the key manager. The first handshake message is generated at least based on the context information and signed with the first private key. The first handshake message is then transmitted to the target entity.

Abstract: The disclosure provides a local stretch packaging structure, including a substrate, a flexible electronic element, a plurality of light-emitting display elements, and a packaging layer. The flexible electronic element is disposed on the substrate. These light-emitting display elements are disposed on the flexible electronic element. The packaging layer includes a packaging area and a non-packaging area. The packaging area covers the upper surface and sidewalls of these light-emitting display elements. The non-packaging area is directly covered the flexible electronic element that is not disposed with these light-emitting display elements.

Abstract: A method, a computer program product, and a system for implementing a dynamic virtual database honeypot. The method includes relaying a query request received from a database client to a database and receiving, from the database, a response relating to the query request. The method also includes determining the query request is an attack on the database based on session information relating to the database and the database client, generating a honey token based on information contained within the response, generating an alternate response formatted in a same format as the response and containing artificial information that masks the information contained within the response. The method further includes inserting the honey token into the alternate response and transmitting the alternate response to the database client.

Abstract: A vapor chamber includes a main body. The main body includes a base plate and a top plate. The base plate includes a plate body, a peripheral frame and a plurality of supporting pillars. The plate body has a surface. The peripheral frame is disposed on the surface of the plate body. The surface and the peripheral frame together define a first space. The first space is configured to accommodate a working fluid. The supporting pillars are located in the first space and are distributed on the surface of the plate body. The supporting pillars, the plate body and the peripheral frame are of an integrally-formed structure. The top plate abuts against the peripheral frame and the supporting pillars to seal up the first space.

Abstract: A system for extended reality interaction includes a sender device and a recipient device. The sender device generates a data block based on action data corresponding to a virtual object and transmits the data block to a recipient device. The data block includes tag information for indicating the device generated the action data, object information corresponding to the virtual object, and motion information for describing motions of the virtual object in a first XR environment. The recipient device then presents the motions of the virtual object in a second XR environment according to the tag information, the object information, and the motion information.

Abstract: An electronic-card generating device stores profile data of a sender and character data of a virtual character corresponding to the sender. The electronic-card generating device decides an interaction mode of the virtual character according to the profile data of the sender and the character data of the virtual character, and generates an interactive electronic card according to the interaction mode of the virtual character. The interaction mode is a mixed-reality (MR) interaction mode or an augmented-reality (AR) interaction mode. The electronic-card generating device further transmits the interactive electronic card to a recipient device such that a recipient interacts with the virtual character through the interaction mode in an MR environment or an AR environment constructed by the recipient device.

Abstract: A head mounted display apparatus and a distance measurement device are provided. The distance measurement device includes an image capturing device, a lens set, a position adjuster, and a controller. The position adjuster is configured to adjust positions of the image capturing device and the lens set. The position adjuster respectively adjusts the positions of the image capturing device and the lens set at a plurality of time points. The image capturing device respectively obtains a plurality of images of a target area at the plurality of time points. The controller accordingly obtains a separation distance between the lens set and the target area according to the plurality of images.

Abstract: A head mounted display apparatus and a distance measurement device are provided. The distance measurement device includes an image capturing device, a lens set, a position adjuster, and a controller. The position adjuster is configured to adjust positions of the image capturing device and the lens set. The position adjuster respectively adjusts the positions of the image capturing device and the lens set at a plurality of time points. The image capturing device respectively obtains a plurality of images of a target area at the plurality of time points. The controller accordingly obtains a separation distance between the lens set and the target area according to the plurality of images.

Abstract: A head mounted display (HMD) includes a first transparent light source, a first micro-lens array panel and a first transparent LCD panel. The first transparent light source emits a plurality of pin-lights along a first light projection path. The first micro-lens array panel having a plurality of micro-lens, and the micro-lens respectively receive the pin-lights and adjust characteristics of projection surfaces of the pin-lights to generate a plurality of adjusted lights. The first transparent LCD panel receives the adjusted lights and generates a first display image according to the adjusted lights.

Abstract: A head mounted display apparatus and an eye-tracking apparatus thereof are provided. The eye-tracking apparatus includes a first wave guide apparatus, a voltage control beam splitter, a first beam splitter, and an image capture apparatus. The voltage control beam splitter provides a first light path between the image capture apparatus, the voltage control beam splitter, and a target zone according to a control signal during a first time period. The voltage control beam splitter provides a second light path between the image capture apparatus, the first wave guide apparatus, the first beam splitter, and the target zone according to the control signal during a second time period. The image capture apparatus respectively captures a first image and a second image of the target zone through the first light path and the second light path.

Abstract: A step-sensing treadmill includes a frame assembly includes a lower frame securely mounted on a ground, a controller electrically connected to a dashboard and two step-sensing units each of which is mounted between the walking belt assembly and a left side or a right side of the lower frame of the frame assembly, and is collaborated with the controller to continuously sense a voltage variation caused by user's movement on walking belt relative to the walking belt in a motionless state. When the first voltage variation is greater than a predetermined voltage variation threshold, the controller determines that one user's left or right step on the walking belt is made, and increments a left or right step number by one. The left and right step numbers can be used to further calculate calorie burned, and determine exercising conditions of the user during an exercise activity.

Abstract: A head mounted display apparatus and an eye-tracking apparatus thereof are provided. The eye-tracking apparatus includes a first wave guide apparatus, a voltage control beam splitter, a first beam splitter, and an image capture apparatus. The voltage control beam splitter provides a first light path between the image capture apparatus, the voltage control beam splitter, and a target zone according to a control signal during a first time period. The voltage control beam splitter provides a second light path between the image capture apparatus, the first wave guide apparatus, the first beam splitter, and the target zone according to the control signal during a second time period. The image capture apparatus respectively captures a first image and a second image of the target zone through the first light path and the second light path.

Abstract: A head-mounted display device including a display system and a light modulator is provided. The display system is configured to selectively display a first content to be visually recognized as being superimposed on a scenery of a surrounding environment, or not display the first content. The light modulator, positioned between the display system and the surrounding environment, includes an array of pixels, wherein a portion of the pixels is configured to modulate light to present a display of a second content, while the rest of the pixels are configured to be substantially transparent to light.

Abstract: The present invention discloses a laser light source module for subjecting a plate, it includes a substrate, a first light source, a second light source, a temperature reduction unit, a first modification module, a second modification module and a third modification module. The first light source emits a first light beam in the direction of an emitted area of the substrate; the second light source emits a second light beam in the direction of the emitted area of the substrate; the first modification module modifies an optical characteristic of the second light beam; the second modification module modifies the location of the plate that is subjected to the first light beam, the second light beam and/or the temperature reduction unit; and the third modification module is connected to the temperature reduction unit for modifying the angle.

Abstract: A head mounted display (HMD) includes a first transparent light source, a first micro-lens array panel and a first transparent LCD panel. The first transparent light source emits a plurality of pin-lights along a first light projection path. The first micro-lens array panel having a plurality of micro-lens, and the micro-lens respectively receive the pin-lights and adjust characteristics of projection surfaces of the pin-lights to generate a plurality of adjusted lights. The first transparent LCD panel receives the adjusted lights and generates a first display image according to the adjusted lights.

Abstract: A head-mounted display device including a display system and a light modulator is provided. The display system is configured to selectively display a first content to be visually recognized as being superimposed on a scenery of a surrounding environment, or not display the first content. The light modulator, positioned between the display system and the surrounding environment, includes an array of pixels, wherein a portion of the pixels is configured to modulate light to present a display of a second content, while the rest of the pixels are configured to be substantially transparent to light.

Abstract: An inverter and a control method are disclosed herein. The inverter includes a first switching circuit, a second switching circuit, and a DC-AC converting circuit. The first switching circuit is configured to selectively switch between connecting a first input terminal receiving an AC source and an output terminal of the inverter, and connecting a second input terminal receiving a DC source and the output terminal of the inverter. The second switching circuit is configured such that the first input terminal and the output terminal are connected during the switching process of the first switching circuit. The DC-AC converting circuit is electrically coupled between the second input terminal and the first switching circuit and configured to be operated in a current control mode to convert the DC source to AC power when the first switching circuit is switched to connect the second input terminal and the output terminal.

Abstract: A hand-held electronic apparatus, an image capturing apparatus and a method for obtaining depth information are provided. The image capturing apparatus includes a time of fly (TOF) image capturer, a TOF controller, a main and sub image capturers, and a controller. The TOF image capturer calculates a TOF depth map according to a TOF image, defines an effective region and an un-effective region according to the TOF depth map, and obtains a first depth information set of the effective region. The main and sub image capturers captures a first and second images, respectively. The controller obtains a second depth information set of the un-effectively region by comparing the first and second images, and generates an overall depth map by combining the first depth information set and the second depth information set.