Abstract: Method of managing video snapshot of receiving bitstreams of a video and bitstream parameters of the received bitstreams from a server through a network channel. The electronic device is connected to the server. The server encodes the video into an encoded file using an encoder of the server. The encoded file comprises a plurality of bitstreams. The plurality of bitstreams in the encoded file comprising a plurality of enhancement layers. According to a selection of a user of the electronic device, a snapshot grade is determined. According to the received bitstreams and the determined snapshot grade, additional enhancement layers which are not comprised in the received bitstreams are acquired from the encoded file in the server through the network channel. Based on the acquired additional enhancement layers, a video snapshot is generated.

Abstract: A method for adjusting an Internet Protocol (IP) camera reads a gravity acceleration value monitored by a monitoring unit in the IP camera. The method determines whether a gravity acceleration value exceeds a preset threshold value when the gravity acceleration value is different from a preset acceleration value. The method further determines whether the IP camera is abnormal when the gravity acceleration value exceeds the preset threshold value. If the IP camera is abnormal, an alarm unit of the IP camera outputs alarm signals according to a preset alarm mode.

Abstract: A classification system with regard to vehicles is provided. The classification system includes computing device(s) and an application program executable in the computing device(s). The application program includes logic that maintains taxonomic scheme information associated with attribute(s) of vehicles sold through an electronic commerce network site, logic that obtains data record(s) of vehicle(s) sold through the electronic commerce network site, and logic that determines classification(s) associated with the vehicles basing upon the taxonomic scheme information and the data record(s). The disclosure further provides a classification method with regard to vehicles.

Abstract: An electronic device executes a fire control method. The method transmits a request of acquiring status information of the fire alarm controller to the fire alarm controller. The method further receives the status information from the fire alarm controller and displays the status information on a display screen. When an operation command input by the electronic device is received, the method transmits the received operation command to the fire alarm controller to control the fire alarm controller and/or a plurality of fire equipment.

Abstract: A guiding terminal to assist non-professionals at the scene of a disaster or other emergency includes a transmission module, a projecting module, a photo module and a photo identification module. The transmitting module communicates with a seeking help terminal. The projecting module projects pictures transmitted from the seeking help terminal to a displaying object. The photo module captures pictures of a guiding action. The photo identification module identifies the guiding action to obtain a position to which the guiding action is pointing and generates a guiding information according to the position. The transmission module further transmits the guiding information to the seeking help terminal. The invention also provides a remote guiding system and a seeking help terminal.

Abstract: A method for a first electronic device and a second electronic device to manage related information of audio content. The method obtains decoded data of ultrasound signals when receiving the ultrasound signals of the audio content. The method further receives a query keyword input from the first electronic device. When the received query keyword matches the decoded data, the related information of the audio content in the decoded data is output.

Abstract: A method for a first electronic device and a second electronic device to manage related information of a multimedia program. The method obtains decoded data of ultrasound signals when the first electronic device receives the ultrasound signals from the second electronic device. The method further receives a query keyword input from the first electronic device. When the received query keyword matches the decoded data, the related information of the multimedia program is displayed on the first electronic device.

Abstract: A fire fighting guiding system is employed in a building where there is at least one fire extinguisher. The fire fighting guiding system includes a fire detecting module, a storage module, a communication module and at least one projection module corresponding to the at least one fire extinguisher. The fire detecting module detects if there is a fire in the building and sends a fire signal when there is a fire. The first storage module stores images respectively related to each of the at least one fire extinguisher. The communication module transmits the images according to the fire signal. Each projection module receives the image related to the fire extinguisher corresponding to the projection module and project the received image on a wall adjacent to the fire extinguisher.

Abstract: Method of managing video snapshot of receiving bitstreams of a video and bitstream parameters of the received bitstreams from a server through a network channel. The electronic device is connected to the server. The server encodes the video into an encoded file using an encoder of the server. The encoded file comprises a plurality of bitstreams. The plurality of bitstreams in the encoded file comprising a plurality of enhancement layers. According to a selection of a user of the electronic device, a snapshot grade is determined. According to the received bitstreams and the determined snapshot grade, additional enhancement layers which are not comprised in the received bitstreams are acquired from the encoded file in the server through the network channel. Based on the acquired additional enhancement layers, a video snapshot is generated.

Abstract: A locating system includes a plurality of pressure sensors, a storage unit, and an analysis unit. The pressure sensors are located at different locations under a floor of a room to sense pressures. Each pressure sensor has a sensor identification (ID). The storage unit stores a location of each pressure sensor to correspond to the sensor ID of each pressure sensor. When a pressure sensor senses a pressure from a user, the analysis unit determines where the user is located in the room according to the location stored in the storage unit corresponding to the sensor ID of the pressure sensor.

Abstract: A test system and a test method adapted for a remote control device are disclosed. The remote control device is electrically connected to gas supply equipment. The gas supply equipment stores gas and is connected to a gas actuating device. A gas detector is near to the gas actuating device. The method includes: providing a test interface, acquiring a gas detector on the test interface and generating a trigger signal to start testing the gas detector; remotely controlling the gas supply equipment to generate high pressure; and controlling the gas actuating device to spew out gas. The method further includes: comparing the concentration of the gas with a stored reference concentration to determine whether or not the gas detector works properly and generating a result.

Abstract: A virtual object in a virtual scene displayed on a display device disposed in a structure is capable of being manipulated by a portable device including a wireless communication unit, an image sensing unit, a display unit, and an input unit. The image sensing unit produces snapshot information corresponding to the virtual scene. The display unit displays snapshot image(s) according to the snapshot information, and displays manipulation option(s) according to manipulation item information of the virtual object provided by the display device. The input unit produces selection parameter(s) in response to a selection operation corresponding to the snapshot image(s), and produces manipulation parameter(s) in response to user input with respect to the manipulation option(s). The wireless communication unit transmits the manipulation parameter(s) to the display device to enable the display device to manipulate the virtual object according to the manipulation parameter(s).

Abstract: A mobile terminal includes a wireless communicating module communicating with a monitoring central server storing video images of surrounding area of a plurality of monitoring terminals and identification information identifying the monitoring terminals through a wireless network, a request module generating a request instruction of monitoring one of the monitoring terminals and transmit the monitoring request instruction to the monitoring central server, a first display area, a second display area including a number of display areas, a display module receiving configured to display the video images, an identifying module configured to identify the video images displayed on the first display area and selected by the user, and a plurality of projection modules configured to project the video images transmitted from the first display area to one of the display areas in response to an operation on a projection medium. A mobile command system is also provided.

Abstract: A display wall can be adjusted by using a portable device including an image sensing unit, a wireless communication unit communicating with the display wall through a wireless communication network, and a control unit. The image sensing unit produces image(s) of the display devices within the display wall. The control unit analyzes the image(s) to obtain a display parameter, for example, the actual brightness of each of the display devices, and produces control information according to the display parameters of the display devices. The portable device transmits the control information to the display wall, such that the display parameter of the display wall can be adjusted overall according to the control information, by synchronizing the display parameters of the individual display devices.

Abstract: A display wall adjusting apparatus and a method for adjusting display parameters of display screens of a display wall. The display wall adjusting apparatus includes an image sensing unit and a control unit. The image sensing unit captures image(s) of the display screens. The control unit analyzes the image(s) to obtain an actual display parameter of each of the display screens, and produces control information according to the actual display parameters of the display screens. The display wall adjusting device transmits the control information to the display wall, such that the display parameters of the display wall can be adjusted according to the control information, and the display parameters of the individual display screens are synchronized.

Abstract: A display device with a plurality of display portions; each display portion being a television or areas of a screen of a television. The display device can be controlled by a control device such as a portable device which includes a touch-sensitive display unit and a control unit. The touch-sensitive display unit displays a graphic user interface (GUI) corresponding to the display device. The control unit produces operation parameter(s) according to touch operation(s) on the touch-sensitive display unit and transmits the operation parameter(s) to the display device, thereby enabling the display device to modify image(s) actually displayed, by changing the position or the size of the image(s) actually displayed, according to the operation parameter(s).

Abstract: A fire extinguisher includes an accommodating unit, a catalytic unit, and an output unit. The accommodating unit holds carbonated water. The catalytic unit includes catalyst for accelerating decomposition of the carbonated water into carbon dioxide and water. The output unit includes water mist nozzles. The water mist nozzles spew gas and water from the accommodating unit in a mist form, providing a manner of absorbing heat from the fire as the water mist is turned into steam, to suppress the fire. The fire extinguisher can be thrown into the fire from a distance, reducing burn-injury risk to personnel.

Abstract: A display system is provided. The display system includes a display device displaying images and a head-mounted display apparatus. The display device includes an invisible light emitting unit producing invisible lights corresponding to the images. The head-mounted display apparatus includes a visible light filtering unit and a light wavelength transforming unit. The visible light filtering unit receives lights corresponding to the display device and removes visible lights from the receiving lights, wherein the visible lights are ambient lights between the display device and the head-mounted display apparatus. The light wavelength transforming unit receives the receiving lights from the visible light filtering unit and transforms the wavelength of the receiving lights such that the receiving lights become visible lights. The disclosure further provides a head-mounted display apparatus for the display system.

Abstract: A multimedia recording system is provided. The multimedia recording system includes a storage module, a recognition module, and a tagging module. The storage module stores a multimedia file corresponding to multimedia data with audio content, wherein the multimedia data is received through a computer network. The recognition module converts the audio content of the multimedia data into text. The tagging module produces tag information according to the text, wherein the tag information corresponds to portion(s) of the multimedia file. The disclosure further provides a multimedia recording method.

Abstract: Information in a screen of another display device such as a television or a computer monitor can be captured by a display device including a transparent display, a camera unit, an input unit, and a control unit. The transparent display allows a user to view the screen through the transparent display. The camera unit produces screen images corresponding to the screen. The input unit produces selection parameters in response to a selection operation corresponding to a virtual image of the screen seen through the transparent display. The control unit determines objective(s) in the screen according to the screen images and the selection parameters. The control unit may transmit the objective data corresponding to the objective(s) to the transparent display, thereby enabling the transparent display to display objective-related information corresponding to the objective according to objective data.