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9042844 |
Transceiver and related switching method applied therein
A transceiver includes: a power amplifying circuit arranged to generate differential output signals during a transmitting mode of the transceiver; a balance-unbalance circuit arranged to convert... |
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9042949 |
Mobile wireless device with multi feed point antenna and audio transducer and related methods
A mobile wireless communications device may include a portable housing, a circuit board carried by the portable housing, a wireless communications circuit carried by the circuit board, and an... |
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9002296 |
Communication terminal having TDD switch with isolating function and driving method thereof
A communication terminal and a driving method thereof are provided. The driving method of a communication terminal includes: forming a transmitting path and an absorption path by controlling a... |
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8989655 |
Method in which user equipment transmits a signal in a distributed antenna system, and user equipment using same
A method in which user equipment transmits a signal in a distributed antenna system in which a plurality of antennas is distributed in a cell, comprises the following steps: receiving uplink... |
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8989817 |
Methods and apparatus for using antennas with different polarization and signal transmit powers
Method and apparatus related to implementing and/or utilizing different polarization antennas with different corresponding average transmit power levels are described. Inter-cell interference is... |
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8981872 |
Antenna duplexer with high GPS suppression
An antenna duplexer includes a transmission filter which operates in a transmission frequency band and has a transmission filter output. A reception filter operates in a reception frequency band... |
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8977312 |
Method and device for controlling transmission power in uplink transmission
A user equipment in wireless communication system is provided. The user equipment includes an antenna unit including a plurality of antennas, a control unit for grouping the plurality of antennas... |
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8970445 |
Radio device
There is provided a radio device including an antenna, a first impedance converting circuit, a second impedance converting circuit and a differential output unit. The antenna has a first terminal... |
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8954019 |
Mobile wireless communications device with LNA front end circuit and related methods
A mobile wireless communications device may include an antenna, LTE RF differential inputs, and a front end circuit. The front end circuit may include band pass filters coupled to the antenna,... |
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8942644 |
Systems and methods for protecting microelectromechanical systems switches from radio-frequency signals using switching circuitry
Electronic devices may be provided that contain wireless communication circuitry. The wireless communications circuitry may include microelectromechanical systems (MEMS) switches that receive... |
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8929952 |
Wireless communication apparatus
A wireless communication apparatus of the present invention comprises a switching unit, provided between a transmitting circuit and/or a receiving circuit of at least one communication system and... |
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8909165 |
Isolation techniques for multiple co-located radio modules
Isolation techniques for multiple co-located radio modules are disclosed. For example, an apparatus may include an antenna, a first transceiver to communicate wirelessly across a first link, a... |
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8909169 |
Optimizing isolation and insertion loss of a radio frequency single pole-double-throw switch
A single pole double throw (SPDT) switch is fabricated on an integrated circuit (IC) and may comprise two radio frequency (RF) switching devices each having a separate DC blocking capacitor... |
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8907680 |
Voltage detector, malfunction detecting device, contactless power transmitting device, contactless power receiving device, and vehicle
A voltage detector for detecting a voltage generated in a second resonant coil that is disposed to face a first resonant coil and that performs at least one of electric power transmission and... |
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RE45273 |
Multi-antenna transceiver system
A transceiver system includes a first section coupled to a first antenna, a second section coupled to a second antenna, and a radio frequency (RF) unit. The first section includes a transmit path... |
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8872972 |
Smart television with a built-in router module
A router module is arranged in a housing of a smart television. The router module is externally connected to a modem for surfing the Internet. The router module is electrically connected to a... |
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8872600 |
High frequency circuit module with a filter disposed in a core layer of a circuit substrate
The high frequency circuit module includes an RFIC configured to transmit and receive a high frequency signal, a power amplifier IC configured to amplify a transmission signal outputted from the... |
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8868010 |
RF transmitter for electrically short antenna
A synthetic-frequency RF transmitter is provided for transmitting an electromagnetic signal via an electrically short antenna. The transmitter comprises a reactive energy storage with an effective... |
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8861498 |
High-frequency module
A high-frequency switch module includes a first diplexer arranged to receive a GPS signal and to send/receive a GSM 1800 communication signal and a GSM 1900 communication signal, and a switch... |
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8855097 |
Method using a blanking signal to reduce the leakage transmitter-receiver
It is described a communication end device comprising (a) a radio transceiver comprising a receiver for receiving radio signals from a transmitting network entity of a cellular telecommunication... |
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8848385 |
Embedded isolation filter
The present disclosure relates to reducing unwanted RF noise in a printed circuit board (PCB) containing an RF device. An isolation filter is embedded in a PCB containing an RDF device. By placing... |
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8838044 |
Attenuating antenna switch and communication device
An attenuating antenna switch may be used to suppress increase in the scale and power consumption of an RFIC. The antenna switch has a first terminal, a second terminal, and an antenna terminal... |
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8838045 |
Sub-band duplexer with active frequency tuning
Embodiments disclosed herein relate to programmable duplexers. The frequency pass band of the programmable duplexer is changed according to a selection of a channel-pair selection to control or... |
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8831537 |
Transitory touchscreen antenna structure
An apparatus comprising a first substrate, a second substrate, and one or more embedded devices. A lower surface of the first substrate generally has disposed thereon a plurality of first lines... |
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8830010 |
High frequency circuit module with a filter in a core layer of a circuit substrate
The high frequency circuit module includes an RFIC configured to transmit and receive a high frequency signal, a power amplifier IC configured to amplify a transmission signal outputted from the... |
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8824977 |
Using a same antenna for simultaneous transmission and/or reception by multiple transceivers
A circuit includes an antenna, and a pair of transceivers. A first transceiver in the pair is connected to the antenna via a first pair of feed-points, and is designed to transmit and receive... |
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8798564 |
Transmitter with replaceable power amplifier
A transmitter includes an up-converter and a modular receptacle. The up-converter is coupled to convert an input signal into a Radio Frequency (RF) signal having an output frequency, and is... |
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8792836 |
Front end module with compensating duplexer
A front end module includes a duplexer and a balancing network. The duplexer includes a compensation circuit and a transformer three windings having five nodes. The first node for operably... |
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8792935 |
Mobile communication terminal having antenna commonly used by first and second circuits, with impedance matched to first or second frequency band
A mobile communication terminal used in a mobile communication system providing mobile communicating service in a first frequency band is disclosed. The mobile communication terminal comprises a... |
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8781522 |
Adaptable antenna system
The invention utilizes small, narrow-band and frequency adaptable antennas to provide coverage to a wide range of wireless modes and frequency bands on a host wireless device. The antennas have... |
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8774859 |
Apparatus and method for improving RSE performance of multi-standby terminal
An apparatus and method for improving Radiated Spurious Emission (RSE) performance of a multi-standby terminal supporting 3rd Generation (3G) and/or 4th Generation (4G) service is provided. The... |
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8767713 |
Apparatus and method for allowing page monitoring of a communication system during traffic/broadcast channel operation without reducing traffic performance
A system and method of conducting wireless communications between a wireless communication device (WCD) and both a first network (e.g., IS-2000) supporting voice and data services and a second... |
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8750276 |
Transmission apparatus, receiving apparatus, and radio communication method
A transmission apparatus includes (N+1) or more transmission antennas. A first receiving apparatus detects N or fewer transmission antennas from a received signal. A second receiving apparatus... |
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8743744 |
Method and apparatus for multiplexing an antenna element, and antenna component
A method and an apparatus for multiplexing an antenna element, and an antenna component can reduce power loss caused by multiplexing of the antenna element. The apparatus includes an antenna... |
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8731487 |
Device and equipment for four-frequency transceiving of global system for mobile communication
The present disclosure discloses a device for four-frequency transceiving of a Global System for Mobile Communication (GSM), comprising a Power Amplifier (PA), a radio frequency transceiving chip,... |
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8725088 |
Antenna solution for near-field and far-field communication in wireless devices
A single-antenna solution is provided for near-field and far-field communication in wireless devices. In an embodiment, a first transceiver block generates a first transmit signal to be... |
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8723621 |
Elastic wave device having pairs of filters that face each other
In an elastic wave device, a first piezoelectric substrate and a second piezoelectric substrate are joined to each other with a joining portion so as to face each other across a cavity. A first... |
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8723619 |
Filter arrangement having first and second duplex filters
A filter arrangement for filtering a radio transmit signal and radio receive signal, comprising a first duplex filter and a second duplex filter, a signal divider for splitting a transmit input... |
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8718578 |
Circuit arrangement with improved decoupling
A circuit arrangement includes a component having a closed signal path, that closed signal path connected to a first port, a second port and at least a third port. The component has a directed... |
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8712340 |
Method and apparatus for radio antenna frequency tuning
A system that incorporates teachings of the present disclosure may include, for example, a non-transitory computer-readable storage medium, which can include computer instructions to determine a... |
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8699965 |
Low loss quarter wave radio frequency relay switch apparatus and method
A low loss quarter wave Radio Frequency (RF) relay switch apparatus and method provides more efficient transmission of RF energy to downstream antenna switching elements in an antenna switching... |
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8693457 |
Dual WiMAX radio modem
An apparatus and media are provided for more effectively utilizing modems in a WiMAX environment. The apparatus connects a computing device to a network-based information system through at least a... |
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8682261 |
Antenna sharing for wirelessly powered devices
Exemplary embodiments include an antenna for receiving electromagnetic radiation in a broadcast radiation band and a near-field radiation band to generate a Radio Frequency (RF) signal. A coupling... |
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8676266 |
Control system for antenna of mobile communication base station and image data offer system and method to use the control system
A system for controlling a mobile communication antenna is provided, which includes a plurality of antenna systems each installed in a BS, and a remote control system for monitoring and... |
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8676133 |
Reference signal design for LTE A
Systems and methodologies are described that facilitate creating antenna ports to correspond to two or more groups of user equipment (UEs). The subject innovation can organize two or more groups... |
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8666329 |
Radio device
According to one embodiment, a radio device comprises a differential antenna that has a pair of differential power supply terminals, a transmitter that transmits a first signal via the... |
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8660500 |
Method and system for a voltage-controlled oscillator with a leaky wave antenna
Methods and systems for a voltage-controlled oscillator (VCO) with a leaky wave antenna are disclosed and may include transmitting wireless signals via one or more leaky wave antennas in one or... |
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8649833 |
Conductive structure for use as sensor pad and antenna
A user device includes a conductive structure coupled to a receiver and a sensor. The conductive structure is configured to operate as an antenna for the receiver and as a sensor pad for the sensor. |
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RE44649 |
Method and apparatus for conveying antenna configuration information
A method, apparatus and computer program product are provided for conveying information regarding the antenna configuration and/or the transmission diversity scheme to a recipient, such as a... |
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8606178 |
Multi-directional wireless communication for a control module
An electronic control module assembly includes antenna elements and a PCB. Each antenna element communicates an RF signal in a direction that corresponds with an outer face of a housing of the... |