Abstract: A slot module and an electronic device using the same are provided. The slot module includes a base, a slot member, a heat sink and a position limiting member. One end of the slot member is pivotally connected to the base, such that the slot member is adapted to rotate relative to the base, and a functional element is adapted to be inserted into the slot member. The heat sink and the position limiting member are all disposed on the base, wherein the position limiting member is adapted to be rotated from a first position to a second position to buckle the slot member, such that the functional component inserted into the slot member contacts the heat sink.

Abstract: A packaging box includes a body, a first and a second bottom plate. The body has an accommodating space and a bottom opening and includes a first and a second side plate opposite to each other. The first bottom plate is foldably connected to the first side plate and has a first bottom part for covering the bottom opening and a main inserting part foldably connected to the first bottom part. The first bottom part has a slit. When the first bottom part covers the bottom opening, the main inserting part is inserted into the bottom opening. The second bottom plate is foldably connected to the second side plate and includes a second bottom part and a tongue. The second bottom part is superposed on the first bottom part. The tongue is inserted into the slit, so that the second bottom plate is detachably fixed to the first bottom plate.

Abstract: An electronic apparatus and a method for switching touch modes thereof are provided. A touch screen of the electronic apparatus has a plurality of touch modes. A current touch mode of the touch screen is one of the plurality of touch modes. The method includes the following steps. Firstly, the number of times a key module of the electronic apparatus is pressed is determined according to a pulse count of a trigger signal provided by the key module. Next, a first touch mode of the plurality of touch modes is looked up in a lookup table according to the number of times. Afterwards, the current touch mode of the touch screen is switched to the first touch mode.

Abstract: An electronic device, a signal validator, and a method for signal validation are provided. The electronic device includes a circuit board generating a plurality of signals and a signal validator. The signal validator records a current voltage level of each signal as a sequence code and records a time interval between the sequence code and a previous sequence code as a delay time corresponding to the sequence code when a voltage level of one of the plurality of signals changes. The signal validator sequentially determines whether the sequence code matches with a prearranged sequence code. When the sequence code matches with the prearranged sequence code, the signal validator determines whether each delay time corresponding to each sequence code exceeds a predetermined delay time. When the delay time is less than the predetermined delay time, the signal validator determines that the plurality of signals passes signal validation.

Abstract: A protective case for an electronic device is disclosed. The electronic device includes a stretchable display panel. The stretchable display panel includes a first side and a second side opposite to each other. The protective case includes a backplate, a first and a second housing. The backplate includes an accommodating space, where the accommodating space is adapted to accommodate the electronic device. The first housing is slidably disposed on the backplate, and the first housing is adapted to abut against the first side of the stretchable display panel. The second housing is slidably disposed on the backplate, and the second housing is adapted to abut against the second side of the stretchable display panel. The first housing and the second housing move relative to each other, so that a distance between the first housing and the second housing varies with a distance between the first side and the second side.

Abstract: A method for transmitting continuous data from a transmitter includes sensing a continuous touch trace on the touch device of the transmitter, generating touch data of the continuous touch trace according to sensing time, generating an initial point frame and a stroke frame according to the touch data of the continuous touch trace, transmitting the initial point frame and the stroke frame to a receiver. The initial point frame includes a first initial tag, coordinates of an initial point, and a terminating tag. The stroke frame includes a second initial tag, a plurality of offset data frames, and a total number of the offset data frames. Each offset data frame includes a horizontal offset value relative to a previous horizontal coordinate and a vertical offset value relative to a previous vertical coordinate.

Abstract: A management nodal point of a wireless sensor network (WSN) receives a plurality of tasks and stores the tasks in a buffer. Each of the tasks would be assigned to and executed by a corresponding one of execution nodal points of the WSN. The management nodal point records a status of each execution nodal point as an executable status or a non-executable status. Before the management nodal point assigns a first task, the management nodal point obtains the status of a first execution nodal point corresponding to the first task. If the first execution nodal point is at the executable status, the management nodal point assigns the first task to the first execution nodal point according to a predetermined rule.

Abstract: An antenna device includes antenna units, transmission lines and switching circuits. The antenna units are used to be operated in a directional mode or an omni-directional mode. The transmission lines are coupled to the antenna units. The switching circuits are coupled to the respective transmission lines, and are used for selectively connecting the transmission lines according to control signals. At least one transmission line is disconnected when the antenna units are operated in the directional mode. All the transmission lines are connected when the antenna units are operated in the omni-directional mode.

Abstract: An electronic device and its antenna assembly are provided. The electronic device includes a display screen, a metal foothold, a motherboard, and an antenna assembly. The display screen and the motherboard are disposed at two opposite surfaces of the metal foothold. The antenna assembly electrically connected to the motherboard includes a metal frame, a plastic sheet, an antenna, and a conductive sheet. The metal frame is disposed at the metal foothold, and one side of the metal frame has an opening, so that the plastic sheet can be embedded in the opening. The antenna includes an antenna main board disposed at the plastic sheet and a double-sided antenna disposed at two opposite sides of the antenna main board. The conductive sheet is connected to the double-sided antenna and lapped over the metal frame.

Abstract: An antenna structure includes a ground plane and at least one series-fed antenna. Each series-fed antenna includes a first patch, a plurality of second patches, a first microstrip line, a first grounding structure group, a plurality of second microstrip lines, and a plurality of second grounding structure groups. The first patch is disposed beside the ground plane. The first patch and the second patch are arranged along a straight line. The first microstrip line extends from the first patch and has a feeding point. The first grounding structure group includes two first grounding traces that extend symmetrically from both sides of the first microstrip line to the ground plane. The second microstrip lines are respectively connected between the first patch and the second patches. The second grounding structure groups are respectively disposed on both sides of the second microstrip lines, and are coupled to the ground plane.

Abstract: The present disclosure discloses a display device, which includes a casing, a plurality of proximity sensors, a communication module, a display screen, and a processing module. The proximity sensors are disposed with respect to the side walls of the casing, and the proximity sensors generate a position signal when other display device is close to the casing. The communication module is disposed in the casing, and the communication module is used for communicating with the other display device. The processing module electrically connects to the proximity sensors and the communication module. The processing module controls the display screen to show a particular frame according to the position signal, and the other display screen of the other display device to show the other particular frame via the communication module, wherein the particular frame is capable of being combined with the other particular frame to be an entire frame.

Abstract: A bi-directional optical sub-assembly (BOSA) shielding structure is adapted to wrap a BOSA. The BOSA includes a body, and a first terminal group, a second terminal group, and a third terminal group that respectively protrude from different surfaces of the body. The BOSA shielding structure includes a first shielding member and a second shielding member. The first shielding member is adapted to be sleeved on a part of the body close to the first terminal group, so as to separate the first terminal group from the second terminal group and the third terminal group. The second shielding member is disposed adjacent to the first shielding member and adapted to cover the body and the second terminal group, so as to separate the second terminal group from the third terminal group.

Abstract: A case structure includes an inner case base, a buffer outer case and a torsional spring. The inner case base has a corner area and a fixing column located at the corner area. The buffer outer case is movably overlapped on an outer side of the corner area. The torsional spring is sleeved on the fixing column and located between the buffer outer case and the inner case base. A first end and a second end of the torsional spring are respectively connected to the buffer outer case. When the force exerted on the buffer outer case causes the buffer outer case to move relative to the inner case base, the torsional spring correspondingly deforms and stores elastic potential energy. When the force exerted on the buffer outer case disappears, the torsional spring releases the elastic potential energy to reposition the buffer outer case.

Abstract: The application provides a rotating device, including: an annular base, a first positioning member, a second positioning member, and a driving member. The driving member includes a pushing structure. The driving member drives the pushing structure to rotate around the outer edge of the peripheral portion in a first rotating direction or a second rotating direction; when the pushing structure rotates in the first rotating direction, the first stop portion and the third stop portion fit the peripheral portion in response to the push of the pushing structure, and the second stop portion and the fourth stop portion stop the pushing structure; and when the pushing structure rotates in the second rotating direction, the second stop portion and the fourth stop portion fit the peripheral portion in response to the push of the pushing structure, and the first stop portion and the third stop portion stop the pushing structure.

Abstract: A testing system is suitable for receiving at least one testing item of multiple device under tests (DUTs). The testing system comprises a plurality of testing devices and an arrangement unit. The arrangement unit is coupled to the testing devices. The arrangement unit generates at least one testing instruction according to the at least one testing item and detects an idle state corresponding to the at least one testing instruction, and transmits the at least one testing instruction to the testing device in the idle state, so as to trigger the testing device in the idle state to test the corresponding DUT according to the at least one testing instruction and generate a testing result.

Abstract: A network bridging device, a bus test method and a system thereof are disclosed. The method comprises the steps of: receiving a packet signal via a first network port, wherein the packet signal is specified to be transmitted to a second network connection device; turning off a MAC learning function of a network switching module; setting a port isolation function of the network switching module to isolate a connection between the first network port and a second network port, such that the packet signal is transmitted to a processing module; controlling the processing module to enable a remote loopback function of a media access control port to cause the processing module to return the packet signal to the second network connection device so as to acquire a throughput of a bus.

Abstract: A chip protection circuit applied to a chip. The chip protection circuit comprises a transformer circuit, a first protection circuit and a second protection circuit. The transformer circuit has a first side and a second side. Each of the first side and the second side is disposed with first terminals, second terminals and center tap terminals. Three center tap terminal is coupled to a ground. The first protection circuit comprises a diode having a terminal coupled to the center tap terminal at the first side and another terminal coupled to the ground. The second protection circuit comprises input terminals and output terminals. The input terminals of the second protection circuit are coupled to the first terminal and the second terminals at the second side. The output terminals of the second protection circuit are coupled to the chip.

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: An input unit is configured to be assembled to a base of a notebook computer and has a universal-ball cursor controlling device and a pen device. The universal-ball cursor controlling device is disposed at the base and having a stand and a ball. The ball is rotatably disposed at the stand and has a conjoining portion protruding outside the stand. The pen device is detachably connected to the conjoining portion of the ball, and is capable of driving the ball to rotate relative to the stand. The pen device may be implemented as a joystick for controlling video games or be implemented as a control stick for fire control involved in military application. The pen device may be implemented as a stylus, a laser pointer, a recording pen, a writing pen, or any other device shaped as a stick as well.

Abstract: A card insertion structure suited for a portable electronic device is provided. The portable electronic device includes a housing. The card insertion structure includes a base disposed in the housing, a pressing member movably disposed on the base, and a plastic spring strip disposed on the base. A portion of the pressing member is exposed out of the housing. The plastic spring strip leans against the pressing member and the base. A force supplied via an insertion of an electronic card drives the pressing member to deform the plastic spring strip, and after the electronic card passing by the pressing member and being inserted into the card insertion structure between the base and the housing, the pressing member is released and is restored by resilience of the plastic spring strip, and the electronic card is fixed with the housing by the pressing member.