An antenna resource scheduling method and device for improving radiation efficiency of an antenna in a sideband area of an operating band by obtaining an operating frequency of an antenna, where the operating frequency is a frequency currently used by the device during communication; determining an operating band based on the operating frequency, where the operating band is a band to which the operating frequency belongs; determining a target impedance parameter based on the operating band and the operating frequency; and adjusting an impedance parameter of an impedance circuit to the target impedance parameter.

A 5G dual-polarized antenna module and a terminal device are disclosed. The 5G dual-polarized antenna module comprises a substrate, a first metal ground and at least one antenna unit group are disposed in the substrate, the first metal ground partitions the substrate into a first region and a second region, the antenna unit group includes a first antenna unit and a second antenna unit which are located in the first region, and the first antenna unit comprises a dipole element and a parasitic element matched with the dipole element; the second antenna unit comprises a T-shaped probe, which is partially located between the dipole element and the parasitic element; and a first ground layer conductive with the first metal ground is disposed on the bottom surface of the substrate. The 5G dual-polarized antenna module thus being particularly suitable for light and thin terminal devices.

Aspects of this disclosure relate to a surface acoustic wave filter with an integrated temperature sensor. The integrated temperature sensor can be a resistive thermal device configured as a reflective grating for a surface acoustic wave resonator, for example. A radio frequency system can provide over temperature protection by reducing a power level of a radio frequency signal provided to the surface acoustic wave filter responsive to an indication of temperature provided by the integrated temperature sensor satisfying a threshold.

An operating method of a power estimation apparatus comprising a fixed antenna and a mobile antenna may comprise: a first operation of obtaining N measurement values by receiving a signal from signal sources using the fixed antenna and the mobile antenna that moves at a speed v from a first point to an Nth point; a second operation of generating a two-dimensional (2D) data collection set comprising N×M measurement values, by repeating the first operation M times; applying an approximation singular value decomposition (SVD) algorithm to the 2D data collection set; and obtaining information of the signal sources based on an application result of the approximation SVD algorithm, wherein N and M are natural numbers.

A metasurface for a smartphone antenna, according to one embodiment of the present invention, is located between a smartphone cover case and a patch type array antenna, and is characterized by having a two-dimensional grid structure in which a plurality of rectangular openings are formed. The introduction, to a smartphone device, of the metasurface according to the embodiment satisfies the bandwidth required for 5G technology and improves the performance of the antenna.

Disclosed is a foldable electronic device including an antenna structure having an adjustable electric length by way of a switch circuit, thereby reducing antenna performance degradation in the foldable electronic device.

A communication device, method and computer program product enable multiple transceiver communication in a communication device having a configurable housing. A pivot mechanism is connected between first and second housing portions for relative movement of a housing assembly between open and closed positions. The closed position aligns four antenna positions in the first housing portion adjacent to one of four antenna positions in the second housing portion to present four pairings of adjacent antenna positions. Four antennas are positioned within the first housing portion or the second housing portion at a different one of the four pairings of adjacent antenna positions. A radio frequency (RF) front end is communicatively coupled to the four antennas and has two or more transceivers that utilize the four antennas to communicate without antenna-to-antenna signal cancellation in RF low band while the housing assembly is in either of the open position and the closed position.

The disclosed wearable electronic device may include an enclosure, an antenna positioned within the enclosure and configured to radiate electromagnetic signals, a non-conductive substrate positioned within the enclosure, a first surface of the non-conductive substrate being in a position to face a user of the wearable electronic device and a second, opposite surface of the non-conductive substrate facing the antenna, and a patterned conductive material disposed on the second, opposite surface of the non-conductive substrate, wherein the patterned conductive material has a shape and configuration to reduce electromagnetic signals radiated in a direction towards the user of the wearable electronic device. Various other related methods and systems are also disclosed.

A Phone-as-a-Key (PaaK) system uses a handheld mobile device (e.g., a smartphone) to act as a remote-control system for a vehicle. The vehicle has a wireless receiver adapted to receive and relay a user message to a vehicle electronic controller. The handheld mobile device comprises a wireless transmitter with an antenna mounted at a predetermined antenna location in the mobile device, an input element activated manually by a user to initiate the user message to control the vehicle electronic controller, and a display panel. A processor in the mobile device is to configured to display a help screen on the display panel informing a user of a handholding grip adapted to avoid a blocking of the predetermined antenna location.

The disclosure concerns an antenna assembly having a substrate with an antenna radiating element and a ground conductor disposed on the substrate, the ground conductor further characterized by a plurality of ground resonators, wherein a length associated with each of the ground resonators increases as the ground resonators are distanced from the antenna radiating element. Additionally, a coaxial cable is routed around the antenna assembly for configuring the coaxial cable as an additional ground resonator associated with the antenna assembly. The resulting antenna provides wide band performance between 700 MHz and 2700 MHz with improved efficiency compared with conventional antennas.