Abstract: A protective case configured to cover a portable electronic device is provided. The protective case may include a first card storage configured to receive a first card, and a second card storage configured to store a second card where the second card storage is spaced apart from the first card storage.

Abstract: A receiver includes a circuit designed to process, based on a plurality of timed waveform reference locations, a waveform signal, the waveform signal comprising a message. The circuit may include a clock source, an input configured to receive the waveform signal, a time location reference circuit coupled to the clock source, the time location reference circuit designed to output the plurality of timed waveform reference locations, each timed waveform reference location being set by the clock, and a signal processing circuit coupled to the time location reference circuit, the signal processing circuit designed to generate an output voltage in a response to the waveform signal being inputted into the signal processing circuit through the input and processed at each timed waveform reference location from the series of timed waveform reference locations. A transmitter that generates the waveform signal can be also provided where the clocks are matched.

Abstract: System and methods are provided for managing use of media feeds in a media player. A media feed may be selected from a plurality of media feeds based on a feedback signal corresponding to an audio output signal of a media player, and a corresponding transmit signal may be configured for transmittal to the media player. The transmit signal may include a plurality of channels, and configuring the transmit signal may include selecting one channel from the plurality of channels based on the feedback signal, and conveying the media feed over the selected channel. The selected channel may be processed to carry the media feed, such as by frequency-modulating the media feed into the selected channel. The feedback signal may be processed, and control information may be determined based on the processing for controlling one or both of the selecting of the media feed and configuring of the transmit signal.

Abstract: A protective cover for a tablet computer includes a main body, a peripheral device and a protective cover signal transmission member. The main body includes a first supporting member and a second supporting member connected to each other and can be opened and closed relative to each other. The peripheral device is disposed on the first supporting member. The protective cover signal transmission member is disposed on the second supporting member and electrically connected with the peripheral device. The second supporting member supports the tablet computer. The tablet computer includes a computer signal transmission member. The protective cover signal transmission member is used to dock with the computer signal transmission member to perform signal transmission. One of the computer signal transmission member and the protective cover signal transmission member is an electrical block, and the other is an electrical guide rail. A portable electronic device is also provided.

Abstract: Multi-radio wireless network devices are capable of transmitting and/or receiving data from multiple radiofrequency (RF) networks at different bands. Total transmission power limitations may be in place due to, for example, safety reasons. As a result, active management of transmission power may be performed during simultaneous transmission in different bands and/or networks. In some embodiments, the management may take place on group-by-group basis and a network-by-network basis. Antennas may be grouped based on their relative positions and impact on radiation emitted by the devices.

Abstract: A mobile terminal includes a first frame, a second frame slidably-movable in a first direction or in a second direction opposite to the first direction from the first frame, a slide frame movable in the first direction or in the second direction with respect to the second frame, a flexible display unit including a first region coupled to the first frame, a second region coupled to the slide frame, and a third region positioned between the first region and the second region and bent while surrounding the second frame, a driving unit disposed to be positionally biased in a third direction perpendicular to the first direction, wherein the driving unit provides a force to the second frame to move, and a linear guide positioned between the first frame and the second frame and guiding the movement of the second frame in the first direction or in the second direction.

Abstract: A portable terminal cover fastened to a portable terminal not including a UWB module comprises: a first antenna driven by receiving wireless power through a wireless power transmission with a portable terminal; a second antenna, which is driven by the wireless power supplied from the first antenna so as to measure and receive the location and distance data for an object within a communication range; a third antenna, which is operated by the wireless power supplied from the first antenna so as to transmit the location and distance data, having been measured by the second antenna, to the portable terminal; and a control unit for controlling the first, second and third antennas.

Abstract: Disclosed is a RF switch module and methods to fabricate and operate such RF switch to alternatively couple an antenna to either a transmitter transmission line or a receiver transmission line to realize lower distortion of a signal at high frequencies with improved insertion loss and without affecting isolation. In one embodiment, a Radio Frequency (RF) switch module, includes, a switch circuit for switching between transmitting first signals from a transmitter unit to an antenna and transmitting second signals from the antenna to the receiver unit, wherein the switch circuit comprises a plurality of field effect transistors (FETs), wherein each of the plurality of FETs comprises stacked gate dielectrics and at least three metal contacts to a conductive gate, wherein the stacked gate dielectrics comprises at least one first dielectric layer, wherein the first dielectric layer comprises a negative-capacitance material.

Abstract: A device may include a base configured to be coupled to a mobile communication device; a handle having a grip and a shaft, where the shaft is characterized by a longitudinal handle axis and the grip is coupled to the shaft at spaced-apart portions; and a bracket disposed on the base, where the bracket includes a distal anchor, a proximal anchor and a middle anchor; each of the distal anchor, proximal anchor and middle anchor having a channel that is coaxial with a longitudinal bracket axis. The channel may accommodate the shaft and allow the shaft to be slidably translated along and rotated about the longitudinal bracket axis and longitudinal handle axis within the channel between a first orientation, in which the handle and grip are rotated flush with the base; and a second orientation in which the handle and grip are fixed at an angle relative to the base.

Abstract: A near-field communication (NFC) device is described. The NFC device includes an antenna configured to radiate an electromagnetic field. The NFC device also includes electronic circuitry coupled to the antenna. The electronic circuitry is configured to receive first data from a unidirectional tag device within a transmission limit. The electronic circuitry is also configured to receive second data from at least one bidirectional tag device after the transmission limit.

Abstract: The present disclosure relates to a flexible display device case that is mounted to a flexible display device including a first body and a second body configured to be movable relative to the first body, and including a first member mounted to the first body to surround a side surface portion of the first body, and a second member mounted to the second body to surround a side surface portion of the second body, wherein an area overlapped by the first member and the second member changes as the first body and the second body move relative to each other.

Abstract: Testing equipment is used in an antenna testing process, and includes a testing head having a perforation, and a testing device having a cylinder. The cylinder is disposed in the perforation to act as a cavity for the antenna testing process. Therefore, only the cylinder needs to be replaced when the antenna testing process is performed on different devices under test, with the whole testing head intact.

Abstract: A protective sleeve having a protective sleeve body formed of a front wall portion and a rear wall portion, wherein an internal sleeve cavity is formed within at least a portion of the protective sleeve body, wherein the sleeve cavity is defined between an open top portion and a bottom wall portion of the sleeve body; a top flap extending from a portion of the front wall portion, wherein the top flap is foldable over the open top portion to fully cover the open top portion; a port formed through the protective sleeve, proximate the bottom wall portion, wherein the port allows access from an exterior of the protective sleeve to the sleeve cavity; and a port tab extending from the front wall portion, wherein the port tab is foldable over the port to at least partially cover the port.

Abstract: Modular RF assemblies are described for radio networks. The modular RF assemblies include a number of replaceable elements for simplified maintenance and upgradability. In particular, the modular RF assemblies include a control assembly which includes electronics, an RF antenna assembly that includes one or more RF antennas, and a mounting plate. The RF antenna assembly is removably mounted to the control assembly, and the control assembly is removably mounted to the mounting plate. During a maintenance operation and/or an upgrade operation, the control assembly and/or the RF antenna assembly may be replaced to resolve a defective component, to modify the orientation or type of the one or more RF antennas, to change the type of wireless spectrum used for the radio network, etc.

Abstract: The present invention is directed to communication systems and electrical circuits. According to an embodiment, the present invention provides a termination circuit that includes an inductor network. The inductor network is coupled to a termination resistor and a capacitor network, which includes a first capacitor and a second capacitor. The termination resistor, the first capacitor, and the second capacitor are adjustable, and they affect attenuation of the termination circuit. There are other embodiments as well.

Abstract: Apparatus and method securely transfer first data from a source device to a target device. A wireless signal having (a) a higher speed channel conveying second data and (b) a lower speed channel conveying the first data is transmitted. The lower speed channel is formed by selectively transmitting the wireless signal from one of a first and second antennae of the source device based upon the first data. The first and second antenna are positioned a fixed distance apart and the target device uses a received signal strength indication (RSSI) of the first signal to decode the lower speed channel and receive the first data.

Abstract: A double smart phone case assembly includes a first case that has a first camera opening extending through the first case. A first smart phone can be positioned in the first case such that a camera on the first smart phone is aligned with the first camera opening. A second case is provided and the second case has a second camera opening extending through the second case. A second smart phone is positionable in the second case such that a camera on the second smart phone is aligned with the second camera opening. Moreover, the second case is positioned on the first case such that the first camera opening is offset from the second case and the second camera opening is offset from the first case.

Abstract: A protective case for folding screen phone includes a first case body, a second case body and a side stylus holder. The side stylus holder includes parallel first and seconds sides. The first side is rotatably connected to the second case body. An accommodating cavity adapted to accommodate a stylus is defined in the side stylus holder, and a first groove for accommodating the stylus is defined in the accommodating cavity of the side stylus holder. When the side stylus holder closes, a space is defined between the stylus and a hinge; and when the side stylus holder opens, the stylus may be taken out of the first groove.

Abstract: A technology is described for a bi-directional amplifier remote monitoring system. A directional coupler can have a first port, a second port, and a third port. The first port can be configured to be coupled to a bi-directional amplifier first port. The second port can be configured to be coupled to a server antenna port. The third port can be configured to be coupled to a wireless modem. The directional coupler can be configured to direct a downlink signal with a selected amount of attenuation from the bi-directional amplifier first port to the wireless modem. The directional coupler can be configured to direct a modem signal with the selected amount of attenuation from the wireless modem to the bi-directional amplifier first port for communication on an uplink path of the bi-directional amplifier.

Abstract: A test system for testing a device under test includes: a signal processor configured to generate a plurality of independent signals and to apply first fading channel characteristics to each of the independent signals to generate a plurality of first faded test signals; a test system interface configured to provide the plurality of first faded test signals to one or more signal input interfaces of the device under test (DUT); a second signal processor configured to apply second fading channel characteristics to a plurality of output signals of the DUT to generate a plurality of second faded test signals, wherein the second fading channel characteristics are derived from the first fading channel characteristics; and one or more test instruments configured to measure at least one performance characteristic of the DUT from the plurality of second faded test signals.