Abstract: An underwater communications network comprising a plurality of communication nodes operable to wirelessly communicate with at least one other node in the network, each node having a transceiver and an observation mechanism wherein the observation mechanism is operable to monitor signals received by the transceiver and upon reception of a first predetermined tone the observation mechanism outputs a signal operable to adjust the node from a passive operation mode to an active operation mode. Each node can be a discreet underwater device.

Abstract: A mobile terminal includes a first frame having a first side-face, a second frame moveable in a first direction or a second direction opposite to the first direction from the first frame, and having a second side-face facing the first side-face, and a slide bar positioned between the first side-face and the second side-face, and extending in the first direction, wherein the second frame moves in the first direction to convert a state of the mobile terminal from a first state in which the first frame and the second frame are overlapped with each other to a second state, and wherein the second frame moves in the second direction to convert the state from the second state to the first state. The mobile terminal reduces friction between the first and second frames through a simple slide structure, so that the state conversion between the first and second states is easy.

Abstract: The present disclosure relates to a system (100) for administering a pharmaceutical product. The system comprises a container (102) accommodating a pharmaceutical product. The container (102) comprises a wireless communication unit (112) and a memory (116) which stores an administration scheme specifically adapted to the pharmaceutical product accommodated in the container (102). The administration scheme specifies at least one administration-related parameter to be adhered to in administering the pharmaceutical product to a patient. The system further comprises a wireless communication device (104; 206; 208) configured to read the administration scheme from the memory (116) of the container (102) and to perform at least one action based on the administration scheme.

Abstract: Methods and architectures for closed loop digital pre-distortion (DPD) in a multi-stream phased array communication system include sampling outputs, from transmit antennas or dedicated analog detectors, of a plurality of RF power amplifiers operating in transmission of multi-stream transmission, correcting or normalizing the detected outputs, summing the outputs into a combined DPD feedback signal and selecting pre-distortion vectors to be used in altering the output of the PAs.

Abstract: An antenna device, including an antenna element constituted by a conductor, having a tubular shape, and including a long notch section formed to extend in an axial direction in at least a part of a side surface, a capacitor formed to bridge end portions of the notch section in a short direction, substantially at a center of the notch section in a longitudinal direction, and a power feed point formed at a position which is apart from the capacitor to a side of one end portion of the notch section in the longitudinal direction and corresponds to a side of one end portion of the notch section in the short direction.

Abstract: A receiver includes one or more mixers configured to sample an input analog signal at a plurality of discrete points in time to obtain a discrete-time sampled signal based on a local oscillating signal provided by a local oscillator; and a sample reordering circuit coupled to the one or more mixers and configured to reorder a sequence of samples received from the one or more mixers.

Abstract: An electronic system electronic device includes: an internal battery, an external battery, a memory and a plurality of function modules. The internal battery is configured to generate a first power signal. The external battery is detachably attached to the electronic device, the external battery configured to generate a second power signal. The memory is configured to operate based on the first power signal. The plurality of function modules are configured to operate based on the second power signal.

Abstract: Disclosed herein is a mobile terminal including a first frame, a second frame slideably movable from the first frame in a first direction or a second direction opposite to the first direction, a slide frame movable in the first or second direction with respect to the second frame, a magnetic roller rotatably coupled to one side of the second frame, a flexible display including a first region coupled to the first frame, a second region coupled to the slide frame, and a third region disposed between the first and second regions and bent around the magnetic roller, and a rolling plate attached to the flexible display. The magnetic roller provides magnetic force to cause the rolling plate to be attached to the magnetic roller. The mobile terminal may maintain the display in a flat state during movement of the second frame by preventing the display from being separated.

Abstract: The present disclosure relates to a direct current (DC)-DC converter associated with a radio frequency transceiver, which includes a transceiver capacitor. The disclosed DC-DC converter includes a battery terminal configured to provide a battery voltage, a charge pump coupled to the battery terminal and configured to provide a boosted voltage based on the battery voltage, a power inductor is coupled between the charge pump and the transceiver capacitor, and fast voltage charging circuitry with a fast-path block that is coupled between the charge pump and the transceiver capacitor. Herein, the transceiver capacitor is capable to be charged with the boosted voltage through the power inductor. The fast-path block is parallel with the power inductor and configured to provide an extra charging path to the transceiver capacitor, so as to accelerate a charging speed of the transceiver capacitor.

Abstract: Disclosed herein is a mobile terminal including a first frame, a second frame slidably movable from the first frame in a first direction or a second direction opposite to the first direction, a slide frame movable with respect to the second frame in the first direction or the second direction, a flexible display comprising a first region coupled to the first frame, a second region coupled to the slide frame, and a third region disposed between the first region and the second region, the third region being bent in a manner of surrounding the second frame, and a first magnet positioned on a rear surface of the second frame and configured to provide magnetic force to pull the slide frame or the flexible display. The mobile terminal may allow the size of the screen to be adjusted as needed, thereby satisfying both portability and usability.

Abstract: A multiplexer (1) includes: a demultiplexing circuit (11) including a common terminal (110c) and individual terminals (111 and 112); a filter (21) connected to the individual terminal (111); and a filter (22) connected to the individual terminal (112). The demultiplexing circuit (11) further includes an impedance circuit (Z1) provided in series on a path (r1) connecting the common terminal (110c) and the individual terminal (111), an impedance circuit (Z2) provided in series on a path (r2) connecting the common terminal (110c) and the individual terminal (112), and an impedance circuit (Z3) and a switch circuit (12). The switch circuit (12) connects only one of a node (N1) on the path (r1) between the impedance circuit (Z1) and the individual terminal (111) and a node (N2) on the path (r2) between the impedance circuit (Z2) and the individual terminal (112) to a ground with the impedance circuit (Z3) interposed therebetween.

Abstract: A wireless device of the present disclosure may be able to reduce the time needed to determine a subarray and/or beamforming direction used for mmW communication. An apparatus may maintain first information associated with a correlation between each of a plurality of wireless device orientations and a plurality of nodes, at least one subarray, and a corresponding beamforming direction. The apparatus may communicate with a first node using a first beamforming direction selected from the first information. In certain aspects, the first beamforming direction may be correlated with a first orientation of a first subarray at the wireless device and the first node. The apparatus may perform a handoff procedure from the first node to a second node when a position of the first subarray changes from the first orientation to a second orientation.

Abstract: A Multi-Signal Instantaneous Frequency Measurement, MIFM, system comprising a front end adapted to shift and combine signal spectra of different sub-frequency bands (SFBs) of a received wideband signal (WBS) into an intermediate frequency band (IFB) having an instantaneous bandwidth (IBW), wherein each shifted SFB signal spectrum is marked individually with SFB marking information associated with the respective sub-frequency band (SFB) and a digital receiver (3) having the instantaneous bandwidth (IBW) configured to process the shifted SFB signal spectra within the intermediate frequency band (IFB) using the SFB marking information to resolve any frequency ambiguity caused by the shifting and combining of the SFBs signal spectra.

Abstract: A communication device comprises a wireless data interface including a radio transceiver and a controller for controlling the transceiver according to a first frequency hopping protocol comprising a first plurality of frequency channels within a first frequency range and according to a second frequency hopping protocol comprising a second plurality of frequency channels within a second frequency range, wherein the first frequency range and the second frequency range overlap at least in part. The controller is configured to temporarily disable part of the frequency channels for the first protocol in case that radio interference is recognized for those frequency channels, with the disabled frequency channels for that first protocol being stored. The controller is also configured to retrieve the disabled frequency channels of the first protocol and to disable, at least for a predetermined initial time period, at least part of those disabled frequency channels also for the second protocol.

Abstract: An array of antenna elements are located in relation with a plurality of pre-characterized reference detectors. At baseband frequencies, a transmit radiation pattern of the array of antenna elements is sensed with the plurality of pre-characterized reference detectors, at a plurality of phase and gain settings, to detect mismatch among two or more elements of the array of antenna elements. Phase and gain settings for the array of antenna elements are updated to correct the mismatch.

Abstract: The disclosure provides a wireless power supply device, which includes: a power transmission coil; a first driving unit that alternatively performs an operation of transmitting a first driving current to one end of the power transmission coil and an operation of drawing a second driving current away from one end of the power transmission coil; a second driving unit that alternatively performs an operation of transmitting the second driving current to the other end of the power transmission coil and an operation of drawing the first driving current away from the other end of the power transmission coil; a current detection unit that detects amounts of the transmitted first and second driving current to generate a first signal, and detects an amount of the drawn second driving current to generate a second signal; and a control unit that determines an operation state based on the first and second signal.

Abstract: A multi-band multi-path receiving and transmitting device and method, and a base station system are provided. The multi-band multi-path receiving and transmitting device includes a broadband antenna, at least two multi-frequency couplers, a multi-band transceiver, and a signal processing module. The multi-band transceiver is adopted to decrease the number of the transceivers, thereby reducing the material cost and the mounting cost of the base station system.

Abstract: A housing for a mobile terminal, a method for manufacturing the housing, and a mobile terminal having the housing are provided. The housing includes a substrate, at least one slot penetrating through the substrate in a thickness direction of the substrate, and a filling layer received in the at least one slot. The filling layer includes an insulating sub-layer and a printed sub-layer located on the insulating sub-layer.

Abstract: A telecommunications system may include a distortion cancellation subsystem for use with a circulator device coupling an antenna to a transmit path and a receive path. The distortion cancellation subsystem may include a correction circuit and a cancellation circuit. In some aspects, the correction circuit may include a processing device or adaptive filter to correct imperfections in transmit signal samples generated by directional couplers. The correction circuit may also include a summing device to remove receive signal components from the transmit signal samples. The cancellation circuit may receive the output signal of the correction circuit via an adaptive filter. The output of the adaptive filter may be summed with a receive signal to minimize distortion of the receive signal.

Abstract: A BLUETOOTH Low Energy (BLE) device includes a BLUETOOTH transceiver, a memory storing a computer program, and a processor configured to execute the computer program. The computer program is configured to select a primary advertising channel as a target channel for transmission of a BLE advertising packet belonging to a BLE advertising event, and listen to the selected channel for a channel assessment time. Listening to the selected channel includes determining whether the selected channel is busy or idle. The computer program is further configured to transmit the BLE advertising packet on the selected channel when it is determined that the selected channel is idle during the channel assessment time.