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8185062 Configurable antenna assembly  
A configurable antenna assembly includes an antenna structure and a configurable antenna interface. The antenna structure is operable, in a first mode, to provide a first antenna structure and a...
8185061 Wireless terminal with frequency switching circuits for controlling an operating frequency  
A wireless terminal includes an antenna which comprises an antenna element and at least one frequency switching circuit to control an operating frequency of the antenna element in accordance with a...
8179206 Low-voltage control high-frequency switch and composite high-frequency component  
In a transmission/reception selection switch, a first diode is arranged in series with a transmission signal line and a second diode is arranged in shunt with a reception signal line. A first...
8175546 Receive antenna interface for an RF transceiver  
The present receive antenna interface for an RF (radio frequency) transceiver includes a transmitting and receiving antenna. The receive antenna interface also includes a relay and an...
8170500 Radio-frequency switch circuit  
A radio-frequency switch circuit of the invention includes: n-stage through FETs (field effect transistors) connected in series between the antenna terminal and each of the radio-frequency...
8165544 Bluetooth and WLAN coexistence architecture having a shared low noise amplifier  
A radio frequency (RF) front-end configured to share transmissions and receptions of Bluetooth signals and WLAN signals. In an exemplary embodiment, the RF front-end comprises a first path coupled...
8165534 Unscheduled protocols for switched antenna arrays  
In an example embodiment, an apparatus, comprising a first wireless transceiver, a first directional antenna coupled to the first wireless transceiver, a second wireless transceiver, a second...
8160511 Low-voltage control high-frequency switch and composite high-frequency component  
In a first high frequency switch, a current path and a current path are connected in parallel. When a positive voltage is applied to a control terminal, a current flows through a path passing...
8160509 Apparatus for coupling a wireless communication device to a physical device  
A wireless communication device may be configured to transmit and receive data through a physical device, such as a cable. Relatively higher transmit radio frequency (RF) signals from the wireless...
8160510 Transmitter/receiver circuit and transmission/reception method  
There are provided a transmitter/receiver circuit and a transmission/reception method that can reduce the insertion loss of a circuit in a hybrid operation and are suitable for reducing the cost,...
8155601 Method and system for power combining in a multi-port distributed antenna  
Methods and systems for power combining in a multi-port distributed antenna are disclosed and may include power combining signals from power amplifiers (PAs) on a chip. The PAs may be coupled to a...
8155602 MEMS-based radio frequency circulator  
The invention relates to an RF circulator device with n ports allowing an RF signal to circulate in a single direction, where the circulator has at least three ports, an input port for receiving a...
8155303 System and method for cancelling echo  
A system and a method for canceling an echo is disclosed. In accordance with the system and the method, a plurality of independently and variably delayed adaptive algorithm blocks are selectively...
8150309 Stability recovery for an on-frequency RF repeater with adaptive echo cancellation  
A wireless repeater includes an internal feedback path for adaptively cancelling an echo between an output antenna and an input antenna. The internal feedback path employs an adaptive algorithm...
8150333 Multiband antenna and wireless communication device employing the same  
An exemplary multiband antenna includes an antenna module and a switch module electrically connected to the antenna module. The antenna module includes a first antenna member, a second antenna...
8149813 Wireless device having fast-receive mode for measuring received signal strength (RSSI) for higher time division multiple access (TDMA) multislot classes  
A wireless communications device having a fast-receive mode for measuring received signal strength indication (RSSI) enables the device to handle higher time division multiple access (TDMA)...
8144846 System and method for interrupting a transmitting communication unit in a communication system  
A system and method for interrupting a transmitting communication unit in a communication system. When a call is first initiated, the call is assigned to a communication channel and broadcast from...
8145142 Method and system for increased resolution switching using MEMS and switched capacitors  
Certain aspects of a method and system for increased resolution switching using MEMS and switched capacitors may include a mobile terminal that includes an integrated circuit bonded to a...
8135357 Integrated transmitter/receiver switch with impedance matching network  
A switchable inductor-capacitor-inductor (L-C-L) network, which includes an integrated T/R switch, can advantageously bridge a PA and an LNA of a wireless device. The first inductor can function as...
8135356 Radio communication control apparatus and radio communication control method  
To provide a radio communication control apparatus and a radio communication control method capable of controlling simultaneous transmission and reception so as not to degrade system throughput. A...
8135355 Radio frequency transceiver front end circuit with parallel resonant circuit  
A front end circuit for coupling an antenna to a radio frequency (RF) transceiver for time domain duplex systems is disclosed. The front end circuit includes an antenna port, a power amplifier, a...
8131225 BIAS voltage generation circuit for an SOI radio frequency switch  
A radio frequency (RF) switch located on a semiconductor-on-insulator (SOI) substrate includes at least one electrically biased region in a bottom semiconductor layer. The RF switch receives an RF...
8131226 Multi-band-high-frequency circuit, multi-band high-frequency circuit component and multi-band communication apparatus using same  
A high-frequency circuit comprising a high-frequency switch circuit for switching the three-way connection of an antenna to a transmitting circuit for the first communications system, a receiving...
8131285 Transmission/reception channel matching apparatus for mobile communication terminal and mobile phone test equipment  
Disclosed herein is a transmission/reception channel matching apparatus for a mobile communication terminal and a mobile phone test equipment. The transmission/reception channel matching apparatus...
8125296 Radio device antenna filter arrangement  
An arrangement for filtering the transmitting signals in a radio device using frequency division duplex. In a radio transmitter, in which the transmitting signal is divided to a plurality of...
8121556 Active load isolator and wireless speaker for mixed signal environments  
An isolation circuit includes a low dropout operational current control loop and a shunt regulator. The current control loop is configured to drive the shunt regulator to result in a high dynamic...
8121557 Configurable RF sections for receiver and transmitter and methods for use therewith  
A transceiver includes an RF receiver section having a plurality of RF receiver stages configured in parallel, and a configurable RF transmitter section. The plurality of RF receiver stages are...
8121564 Radio receiver with shared low noise amplifier for multi-standard operation in a single antenna system with loft isolation and flexible gain control  
A radio receiver is described that processes multiple wireless standards using a single antenna according to embodiments of the invention. The radio receiver includes a single antenna, and a low...
8116690 Adaptive radio transceiver with floating mosfet capacitors  
An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a...
8116677 Adaptive radio transceiver  
An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a...
8112127 Communication system capable of adjusting power consumed thereby  
A communication system capable of adjusting power consumed thereby is adapted for receiving connection information. The communication system includes first and second transceiving devices. The...
8111196 Stacked patch antennas  
According to various exemplary embodiments, an antenna assembly generally includes one or more antennas, such as a single multi-frequency antenna, first and second stacked patch antennas, etc. The...
8112044 Transceiver system and method of using same  
A transceiver is provided for wireless communication. The transceiver can include a bias source, a transformer including a primary side and a secondary side, and a switching device. During a...
8107999 Communication device and method of communicating transmissions  
A communication device including a first transceiver arranged to communicate transmissions based upon a first communications protocol, a second transceiver arranged to communicate transmissions...
8107892 Directional coupler and transmitting/receiving apparatus  
A directional coupler has first to fourth input/output terminals, a first phase shifting unit which is connected between the first input/output terminal and the second input/output terminal,...
8107893 Method and apparatus for transmission and reception of signals  
A method and apparatus for transmission and reception of signals. An AlGaN amplifier is connected to an antenna. The AlGaN amplifier amplifies signals for transmission over the antenna and signals...
8107557 Reception system having a switching arrangement for suppressing change-over interference in the case of antenna diversity  
A diversity processing system for providing interference masking signals in an interference suppression circuit. These interference masking signals are generated by an interference detector which...
8103221 High-isolation transmit/receive switch on CMOS for millimeter-wave applications  
A CMOS monolithic transmit/receive switch comprises a single pole double throw switch (SPDT) module operable to selectively connect an antenna port to either a transmit port or to a receive port. A...
8099061 TDD receiver protection  
Techniques are provided herein for a receiver protection circuit in a time-division duplex (TDD) system. The receive protection circuit has a first diode with an anode that is coupled to an input...
8095099 Multiple radio receive chain wireless communication devices  
The present invention provides architectures and methods which use multiple radio receive chains in mobile devices to boost performance of the mobile devices. While a first set of the receive...
8089906 Dual mode transceiver  
A circuit is disclosed with an external coupling port for coupling to an external antenna, for example. The circuit has an FDD receive path including a narrowband passband filter. The circuit has a...
8090327 Configurable baseband processing for receiver and transmitter and methods for use therewith  
A configurable transceiver includes an RF receiver section that generates at least one downconverted signal from a received RF signal. A receiver processing module processes at least one...
8081932 Transceiver front-end  
A transceiver front-end provides an interface between a transmission medium and transmitter, and between a transmission medium and receiver. The transceiver front-end includes a hybrid circuit, a...
8073399 Device and method for matrixed adaptive equalizing for communication receivers configured to an antenna array  
An apparatus and method for signal optimization is disclosed. This disclosure relates to improved device and method for improving performance and reducing cosite interference for an antenna array....
8073398 Method and apparatus for adaptive channel utilisation  
A transceiver with an adaptable filter and a method of controlling the settings of the filter to adapt to local channel assignments and usage are provided. The adaptable filter is connected in at...
8068800 Adaptive impedance matching (AIM) for electrically small radio receiver antennas  
A method of tuning an antenna circuit includes: (a) receiving a signal on an antenna, (b) producing a received signal strength indication based on the received signal, (c) using the received signal...
8064847 Apparatus and method for isolation and power handling in a radio frequency switch  
A transmit/receive switching circuit is provided. The transmit/receive switching circuit comprises a first transformer to split a transmission signal into a first split transmission signal and a...
8064844 Wireless communication apparatus, power amplifier control method, and power amplifier control apparatus  
In a wireless communication apparatus in a time division duplex system, a transmission signal generation unit generates a transmission signal. A power amplifying device amplifies the generated...
8064845 RF transceiver having a T/R switch circuit with high power-handling capability  
A RF transceiver includes an antenna, a receiver, a baseband circuit, a transmitter, and a T/R switch circuit. The T/R switch circuit is used for coupling the antenna and the receiver or coupling...
8064843 Electrical component for the front end circuit of a transceiver  
An electrical component includes a first signal path and a second signal path electrically connected to a common signal path. The electrical component also includes a first filter in the first...