Abstract: A multimedia apparatus includes a wireless transmission device, an audio receiving device, a processing device and a projection device. The audio receiving device is for receiving a first voice data. The processing device is coupled with the audio receiving device and the wireless transmission device. The processing device is for outputting the first voice data via the wireless transmission device. The projection device is coupled with the processing device. When the processing device receives a first image data corresponding to the first voice data via the wireless transmission device, the processing device operates the projection device to project a first projection picture according to the first image data. A multimedia system including the multimedia apparatus is also disclosed.

Abstract: An antenna structure including a metal casing and an antenna assembly is provided. The metal casing has a slit and a slot adjacent to each other. A length of the slit is greater than a length of the slot, and a width of the slit is less than a width of the slot. The antenna assembly is located in the metal casing and near the slit and the slot. An antenna assembly includes a substrate and an antenna pattern. The antenna pattern is disposed on the substrate and encloses a closed zone. The antenna pattern includes a feed end and a ground end to form a first loop and a second loop. Orthographic projections of the antenna pattern and the enclosed closed zone on the metal casing overlap with the slot. The antenna pattern resonates with the slit and the slot to generate a first frequency band and a second frequency band. An electronic device having the antenna structure is further provided.

Abstract: An antenna structure includes a conductive housing and a feed element. The conductive housing includes an open slot. The feed element includes a substrate, a grounding portion, a shorting portion, a first feeding portion and a second feeding portion. The grounding portion and the shorting portion are connected with the conductive housing. The first feeding portion has a feeding point and is connected with the conductive housing via the shorting portion. The orthographic projections of the first and second feeding portions are within the open slot, and the orthographic projections of the grounding portion and the shorting portion are located at two sides of the open slot, respectively. The antenna structure operates at a first frequency band via a first path formed by the open slot, and operates at a second frequency band via a second path formed by the first and second feeding portions.

Abstract: A display device control pen comprises a pen body and at least one detachable accessory. The detachable accessory comprises an electronic component. The pen body is detachably assembled with the detachable accessory. The pen body comprises at least one variable-voltage circuit, a signal generating unit and a signal transmitter. When the detachable accessory is assembled to the pen body, the electronic component is electrically connected to the variable-voltage circuit and varies a voltage value of the variable-voltage circuit. The signal generating unit is coupled to the variable-voltage circuit and generates a color signal based on the varied voltage value. The signal transmitter is coupled to the signal generating unit and transmits the color signal to the display device, such that the display device displays a color on a trace formed by the pen body according to the color signal.

Abstract: A dual band antenna apparatus including a heat sink and a dual band antenna is provided. The heat sink is disposed on the dual band antenna. The dual band antenna includes a first radiator and a second radiator. The first radiator and the heat sink are oppositely disposed. The first radiator has a first open terminal, a first ground terminal and a feeding point. The first radiator receives a feeding signal through the feeding point to generate a first resonance mode, and thus the dual band antenna is capable of receiving or sending and both a first band signal. The second radiator is connected to the heat sink and has a second open terminal and a second ground terminal. The second open terminal of the second radiator is coupled with the first radiator and excited to generate a second resonance mode, thus the dual band antenna is capable of receiving or sending and both a second band signal.

Abstract: An antenna structure including a conductive housing, a substrate, a ground element and a radiation element is provided. The conductive housing includes an open slot and a conductive segment adjacent to each other. The radiation element is disposed on a first surface of the substrate and is electrically connected to the ground element. A second surface of the substrate faces the open slot and the conductive segment. The ground element is electrically connected to the conductive housing. The radiation element has a feeding point and forms a first path. An orthogonal projection of the radiation element on the conductive housing is partially overlapping with the conductive segment such that the conductive housing and the radiation element form a second path. The antenna structure operates in a first band and a second band through the first path and the second path.

Abstract: A remote control method, and a remote control system and a gateway for implementing the method are provided. The method includes receiving, by a remote control device, a plurality of ultra-wideband signals transmitted by a main control device to calculate position data; calculating, by the remote control device, rotation vector data according to detection data of the remote control device; transmitting, by the remote control device, the rotation vector data and the position data to the main control device to allow the main control device to identify an electronic device the remote control device aims at and transmit control information corresponding to the electronic device to the remote control device according to the rotation vector data and the position data; and displaying, by the remote control device, a control interface for controlling the electronic device according to the received control information.

Abstract: A pressure sensing system includes a circuit board, a case, a cover layer, a plurality of light emitters, and a photo detector. The circuit board has a top surface and a bottom surface. The case is located near the bottom surface of the circuit board. The distance between circuit board and the case decreases when the circuit board is subjected to a pressure. The cover layer covers a part of the top surface and a part of the bottom surface, wherein a part of the top surface which is not covered by the cover layer includes a plurality of first passing zone and a second passing zone, and a part of the bottom surface which is not covered by the cover layer includes a plurality of bottom passing zone. The light emitters are located on the first passing zone, respectively, and the photo detector is located on the second passing zone.

Abstract: Provided is an apparatus with automatic belt tensioning. A winding seat includes a first gear and a winding portion fixed at the first gear. A belt is windable around the winding portion, and the first elastic element is connected with the winding portion thus to wind the belt around the winding portion. A rotation preventing element includes a protrusion. When the protrusion retains the first gear, the winding portion is locked to prevent the belt being wound. When the belt is pulled, it drives the protrusion to be separated from the first gear and drives the winding portion to rotate. When the belt is released and the winding speed of the belt is decreased to a certain degree, the protrusion retains the first gear to prevent the belt being wound.

Abstract: An imaging device and an imaging method are provided. An incident beam is separated into a first spectroscopic beam and a second spectroscopic beam by a spectroscopic unit and the first spectroscopic beam and the second spectroscopic beam are respectively incident on a first imaging module and a second imaging module. One of a phase detection autofocus (PDAF) mode and a contrast detection autofocus (CDAF) mode of the first imaging module is activated based on a brightness of an ambient light source. The first imaging module and the second imaging module are activated to shoot at a partially overlapping field of view (FOV) to obtain a first image and a second image. The first image and the second image are superimposed to obtain a composite image.

Abstract: A server casing including a casing box and a partition structure is provided. The casing box includes first, second, third and fourth lateral walls connected sequentially and collectively form an accommodating space. The partition structure is detachably disposed in the casing box so as to divide the accommodating space to a plurality of areas. The partition structure includes a main partition and two main fixing sheet sets vertically extending from two opposite edges of the main partition towards opposite directions, and the two main fixing sheet sets are detachably fixed to the first and the third lateral walls of the casing box.

Abstract: An electronic device includes a case. The case includes a plurality of first components and a plurality of second components. The first components and the second components are arranged alternately and pivotally each other. Each of the first components includes an accommodating slot. Each of the second components includes a connecting part, one or more curved parts, and one or more protrusions. The curved part is connected to the connecting part and received in the accommodating slot of the adjacent first component. The protrusion is arranged at a side of the curved part. When the case is bent, the first component and the second component could correspondingly pivot. The first component is capable of moving relative to the second component between the connecting part and the protrusion so that the curved part leaves the accommodating slot or receives in the accommodating slot.

Abstract: A power signal transmission structure and a design method are provided. The power supply signal transmission structure is adapted for a circuit board having a first surface and a second surface opposite to the first surface, and the power signal transmission structure includes a first power electrode, a second power electrode, and a plurality of vias. The first power electrode is disposed on the first surface and has a plurality of power pad regions for receiving a power signal. The second power electrode is disposed on the second surface. The vias penetrate the circuit board to electrically connect the first power electrode and the second power electrode. The vias are arranged in accordance with the current direction of the power signal to balance the current received by the vias.

Abstract: A multi-band antenna includes a metal backing plate, a radiating conductor, a non-conductor and a connector. The non-conductor is interleaved between the metal backing plate and the radiating conductor. The connector is connected to the metal backing plate and the radiating conductor, and the connector is configured to adjust a connection path between the metal backing plate and the radiating conductor to adjust an antenna operation band.

Abstract: A receiving box comprises a cover and a base. The cover comprises a first slit, a first connection part and a top surface. The first slit and the first connection part are respectively disposed at opposite sides of the top surface. The base comprises a first convex portion comprising two first bending parts and a first link part, and a second convex portion. The first convex portion is correspondingly disposed at the first slit. The second convex portion is correspondingly disposed at the first connection part. Two first bending parts are respectively located on opposite sides of the first link part. When the cover combines with the base, the second convex portion inserts into the first connection part, the first convex portion inserts into the first slit, the two first bending parts bend to contact the top surface. Thus, the cover firmly attaches to the base.

Abstract: A multiple antenna apparatus is provided. A first feed antenna unit is shared for receiving and transmitting radio frequency (RF) signals corresponding to a bandwidth of a first resonance mode, so as to increase antenna configurable space of the multiple antenna apparatus, and thus a closed slot antenna formed by a wire, a ground plane and a radiation element is able to be configured in the multiple antenna apparatus to receive and transmit the RF signals corresponding to a second resonance mode.

Abstract: An antenna structure including a grounding portion, a feeding portion, a first radiating portion, a second radiating portion, and a third radiating portion is provided. The first radiating portion is connected to the feeding portion, wherein the first radiating portion is adapted to generate a low-frequency resonant mode. The second radiating portion is connected to the feeding portion, wherein a first gap is formed between the first radiating portion and the second radiating portion, and the second radiating portion is adapted to generate a first high-frequency resonant mode. The third radiating portion is connected to the feeding portion, wherein a second gap is formed between the third radiating portion and the grounding portion, and the third radiating portion is adapted to generate a second high-frequency resonant mode. In addition, an electronic device including the antenna structure is also provided.

Abstract: An antenna system includes a system ground and two antenna units. The two antenna units are individually disposed on two opposite sides of the system ground and symmetrically mirrored with each other. Each antenna unit includes a circuit board, a first antenna pattern and a second antenna pattern. The first antenna pattern is disposed at one side of the circuit board. The first antenna pattern resonates to generate a first high resonant frequency. The second antenna pattern is disposed at the other side of the circuit board. The first antenna pattern resonates with part of the second antenna pattern to generate a low resonant frequency.

Abstract: A connector module is mounted at a portable electronic device. The portable electronic device includes a housing and a circuit board. The circuit board is disposed in the housing, and the housing has an opening. The connector module includes a switch component, a connector and a button assembly. The switch component is disposed at the housing and is electrically connected with the circuit board. The connector is movably disposed between the opening and the switch component, and the connector is electrically connected with the circuit. The connector is for accommodating an IC card, so that the IC card is capable of being electrically connected with the circuit board via the connector. The button assembly is inserted at the opening and abuts against the connector, and drives the connector to touch the switch component when being pressed.

Abstract: A multiple antenna apparatus is provided. A first feed antenna unit is shared for receiving and transmitting radio frequency (RF) signals corresponding to a bandwidth of a first resonance mode, so as to increase antenna configurable space of the multiple antenna apparatus, and thus a closed slot antenna formed by a wire, a ground plane and a radiation element is able to be configured in the multiple antenna apparatus to receive and transmit the RF signals corresponding to a second resonance mode.