Abstract: An integrated antenna structure is provided, which includes a substrate and a dual-polarized antenna unit disposed in the substrate and near a side edge of the substrate. The dual-polarized antenna unit includes a horizontally polarized antenna configured to generate a horizontally polarized beam and a vertically polarized antenna configured to generate a vertically polarized beam.

Abstract: An antenna structure includes a substrate, a vertical radiator, a reflective structure and a horizontal metal branch. The vertical radiator is in the substrate. The reflective structure is laterally disposed external to the vertical radiator. The horizontal metal branch is coupled to the reflective structure.

Abstract: A measuring device, including a device body, distance measuring units, optical measuring units and a processing unit, is provided. The device body includes a sensing reference surface adapted for a person to be measured to stand thereupon. The optical measuring units are disposed corresponding to the respective distance measuring units. Each of the distance measuring units transmits distance measuring signals to body areas of the person, so as to obtain distance information between each of the distance measuring units and the body areas of the person. Each of the optical measuring signal transmits measuring light to the person to be measured, and receives a measuring pattern formed through reflection of the measuring light from the person. The processing unit calculates and reconstructs a three-dimensional surface structure of the body areas of the person according to the respective distance information obtained from the distance measuring units and the corresponding measuring patterns.

Abstract: An antenna structure includes a substrate, a vertical radiator, a reflective structure and a horizontal metal branch. The vertical radiator is in the substrate. The reflective structure is laterally disposed external to the vertical radiator. The horizontal metal branch is coupled to the reflective structure.

Abstract: Present disclosure relates to a communication system including a first signal transceiver, a second signal transceiver and a signal delivery structure. The second signal transceiver has a potential signal blind area. The second signal transceiver is configured to transmit at least one radio frequency signal. The signal delivery structure is coupled to the second signal transceiver. The signal delivery structure is configured to adjust a transmission path from the signal delivery structure to the first signal transceiver, in order to guide the at least one radio frequency signal to the first signal transceiver via the transmission path. The transmission path is not shaded by the potential signal blind area so that the signal delivery structure and the first signal transceiver are on line-of-sight.

Abstract: Present disclosure relates to a communication system including a first signal transceiver, a second signal transceiver and a signal delivery structure. The second signal transceiver has a potential signal blind area. The second signal transceiver is configured to transmit at least one radio frequency signal. The signal delivery structure is coupled to the second signal transceiver. The signal delivery structure is configured to adjust a transmission path from the signal delivery structure to the first signal transceiver, in order to guide the at least one radio frequency signal to the first signal transceiver via the transmission path. The transmission path is not shaded by the potential signal blind area so that the signal delivery structure and the first signal transceiver are on line-of-sight.

Abstract: An antenna structure is provided, which includes a substrate, a horizontal radiator and a vertical radiator. The horizontal radiator is on or in the substrate. The vertical radiator is in the substrate and includes a vertical conductor, planar metal structures and a switch. The planar metal structures are electrically connected through the vertical connector. The switch is in a gap of the planar metal structures and is coupled to at least one of the planar metal structures for switching a current distribution of the vertical radiator.

Abstract: A communication system, which is applied to a space, includes a first transceiver and a communication device. The first transceiver is fixedly disposed in the space. The communication device is movable in the space. The communication device includes a base, a second transceiver, a detection circuit, an arm and a processor. The second transceiver is oriented to an orientation and configured to build a signal transmission with the first transceiver. The detection circuit is configured to detect a displacement or rotation of the communication device with respect to the first transceiver, in order to generate detection information. One end of the arm is connected to the base, and another end of the arm is connected to the second transceiver. The processor is configured to control an operation of the arm according to the detection information, in order to maintain the orientation of second transceiver directing to the first transceiver.

Abstract: Present disclosure relates to a communication device. The communication device includes a body, a directional antenna array and a radiation structure. The directional antenna array is arranged on a first position of the body. The directional antenna array is configured to transmit a radio frequency signal in a first signal area. The directional antenna array has a non-line-of-sight signal blind area with respect to the body. The radiation structure is arranged on a second position of the body. The directional antenna array is configured to transmit the radio frequency signal guided from the directional antenna array to cover a second signal area. The second position is located in the non-line-of-sight signal blind area of the directional antenna array.

Abstract: A communication device includes a base, a signal transceiver, a first antenna array and a second antenna array. The signal transceiver is configured to up-convert or down-convert the radio frequency signals. The first antenna array is disposed on the base and electrically coupled to the transceiver. The first antenna array is configured to receive or transmit a first radio frequency signal along a first orientation. The first radio frequency signal is transmitted between the first antenna array and the transceiver. The second antenna array is disposed on the base and electrically coupled to the first antenna array. The second antenna array is configured to receive or transmit a second radio frequency signal along a second orientation. The first radio frequency signal is transmitted between the second antenna array and the transceiver, via the first antenna array.

Abstract: An integrated antenna structure is provided, which includes a substrate and a dual-polarized antenna unit disposed in the substrate and near a side edge of the substrate. The dual-polarized antenna unit includes a horizontally polarized antenna configured to generate a horizontally polarized beam and a vertically polarized antenna configured to generate a vertically polarized beam.

Abstract: A tracking system and a computer-implement operating method for the same are provided. The method includes transmitting a plurality of request wireless signals; in response to receiving the request wireless signals by the tag device, transmitting a plurality corresponding response wireless signals by the tag device; in response to receiving the corresponding response wireless signals by the anchor array, calculating a plurality of distances between the tag device and each of a plurality of anchor devices of the anchor array according to the request wireless signals and the response wireless signals, and accordingly calculating an absolute coordinate of the tag device; and in response to the absolute coordinate of the tag device is identified as being in a seen space of the virtual space by the processor, rendering a virtual object corresponding to the physical object into the seen space according to the absolute coordinate of the tag device.

Abstract: A measuring device, including a device body, distance measuring units, optical measuring units and a processing unit, is provided. The device body includes a sensing reference surface adapted for a person to be measured to stand thereupon. The optical measuring units are disposed corresponding to the respective distance measuring units. Each of the distance measuring units transmits distance measuring signals to body areas of the person, so as to obtain distance information between each of the distance measuring units and the body areas of the person. Each of the optical measuring signal transmits measuring light to the person to be measured, and receives a measuring pattern formed through reflection of the measuring light from the person. The processing unit calculates and reconstructs a three-dimensional surface structure of the body areas of the person according to the respective distance information obtained from the distance measuring units and the corresponding measuring patterns.

Abstract: A measuring device, including a device body, distance measuring units, optical measuring units and a processing unit, is provided. The device body includes a sensing reference surface adapted for a person to be measured to stand thereupon. The optical measuring units are disposed corresponding to the respective distance measuring units. Each of the distance measuring units transmits distance measuring signals to body areas of the person, so as to obtain distance information between each of the distance measuring units and the body areas of the person. Each of the optical measuring signal transmits measuring light to the person to be measured, and receives a measuring pattern formed through reflection of the measuring light from the person. The processing unit calculates and reconstructs a three-dimensional surface structure of the body areas of the person according to the respective distance information obtained from the distance measuring units and the corresponding measuring patterns.

Abstract: A radar detection system that includes a signal transmitter, a signal receiver, a coupling module, two antennas and a switching module is provided. The coupling module includes a first and a second coupling paths each corresponding to a group of phase-shifting parameters. Under a first operation mode, the switching module connects the signal transmitter to the first coupling path to perform signal transmission from the two antennas along a first axis and connects the signal receiver to the second coupling path to perform signal receiving from the two antennas along a second axis. Under a second operation mode, the switching module connects the signal transmitter to the second coupling path to perform signal transmission from the two antennas along the second axis and connects the signal receiver to the first coupling path to perform signal receiving from the two antennas along the first axis.

Abstract: A communication system, which is applied to a space, includes a first transceiver and a communication device. The first transceiver is fixedly disposed in the space. The communication device is movable in the space. The communication device includes a base, a second transceiver, a detection circuit, an arm and a processor. The second transceiver is oriented to an orientation and configured to build a signal transmission with the first transceiver. The detection circuit is configured to detect a displacement or rotation of the communication device with respect to the first transceiver, in order to generate detection information. One end of the arm is connected to the base, and another end of the arm is connected to the second transceiver. The processor is configured to control an operation of the arm according to the detection information, in order to maintain the orientation of second transceiver directing to the first transceiver.

Abstract: A communication device includes a base, a signal transceiver, a first antenna array and a second antenna array. The signal transceiver is configured to up-convert or down-convert the radio frequency signals. The first antenna array is disposed on the base and electrically coupled to the transceiver. The first antenna array is configured to receive or transmit a first radio frequency signal along a first orientation. The first radio frequency signal is transmitted between the first antenna array and the transceiver. The second antenna array is disposed on the base and electrically coupled to the first antenna array. The second antenna array is configured to receive or transmit a second radio frequency signal along a second orientation. The first radio frequency signal is transmitted between the second antenna array and the transceiver, via the first antenna array.

Abstract: A radar device for detecting an OUD (Object Under Detection) includes a signal source, a first antenna, a second antenna, a mixer, and a 90-degree coupler. The signal source is configured to generate an incident signal. The first antenna is configured to transmit the incident signal to the OUD. The second antenna is configured to receive a reflective signal from the OUD. The mixer is configured to generate a baseband signal according to the incident signal and the reflective signal. The second antenna is coupled through the 90-degree coupler to the mixer, or the signal source is coupled through the 90-degree coupler to the first antenna.

Abstract: A handheld device, an object positioning method thereof and a computer-readable recording medium are provided. The handheld device includes a radar sensor, an image sensor and a control unit. The radar sensor emits a detection wave, and receives a reflected wave generated by an object by reflecting the detection wave. Each object generates one of the reflected waves. The image sensor captures an image. The image includes a subset of the objects. The control unit extracts a waveform signature of each reflected wave, recognizes the waveform signature in a time domain and a frequency domain to determine a first type of each object, obtains a first position of the object according to the reflected wave, obtains a second type and a second position of each object according to the first image, and performs object mapping to combine or compare the first position and the second position of the object.

Abstract: A detection device for detecting an OUD (Object Under Detection) includes a transceiver, a first antenna element, and a second antenna element. The transceiver has a transmitter port and a receiver port. The first antenna element is coupled to the transmitter port of the transceiver. The second antenna element is coupled to the receiver port of the transceiver. The transceiver transmits an electromagnetic signal through the first antenna element to the OUD, and then receives a reflective signal through the second antenna element from the OUD. The electromagnetic signal has a first polarization direction, and the reflective signal has a second polarization direction.