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9042860 Monolithically integrated circuit  
A monolithically integrated circuit, particularly an integrated circuit for radio frequency power applications, may include a transistor and a spiral inductor. The spiral inductor is arranged...
9042859 Dual carrier amplifier circuits and methods  
A circuit includes first and second transconductance stages that generate first and second currents, respectively, in response to an input signal. A current combiner circuit selectively couples...
9020458 Mixer with channel impedance equalization  
A passive mixer with channel impedance equalization is disclosed. In an exemplary embodiment, an apparatus includes replica devices configured to generate replica output signals and an error...
9020457 Phased-array receiver for mm-wave applications  
The present disclosure relates to a circuit for providing a signal gain, comprising: a first stage comprising a first set of variable gain transconductors arranged for receiving an input signal...
9020011 Enabling RX signal path synchronization and alignment signals in a highly integrated TX RFIC  
A transmit (TX) signal path circuit in a multiple-input, multiple-output (MIMO) transceiver responsive to a digital front end (DFE) for generating receive (RX) path phase alignment signals is...
9014654 Semiconductor apparatus  
A semiconductor apparatus includes multiple field effect transistors provided between an antenna terminal to be connected to an antenna and multiple external terminals through which RF signals are...
9014655 Wireless communication system  
A wireless communication system includes: a filter; and a semiconductor chip including a signal processing integrated circuit having an amplifier, wherein a main surface of the semiconductor chip...
9014649 Low-complexity diversity reception  
A system may comprise a plurality of signal processing paths, a bin-wise combiner, an inverse transformation block, and a DAC. Each signal processing path may comprise a transformation block that...
9007116 Up-conversion mixer having a reduced third order harmonic  
An up-conversion mixer includes a mixer cell having at least one output node configured to generate an output. The up-conversion mixer further includes a first cascaded transconductance input...
8983529 Communication system, information recording medium, and relay communication device  
The disclosed communication system, information recording medium, and relay communication device allow communication via electromagnetic induction, allow the use of low-cost information recording...
8976781 Apparatus and method for calibrating a component of a transceiver via a calibration circuit operating in different calibration modes  
A system including a component of a transceiver, a comparator, a counter, and a calibration circuit. The component receives an input signal comprising packets and based on the input signal,...
8970282 High frequency switch  
There is provided a high frequency switch including: a first signal transferring unit including a plurality of first switching devices; a second signal transferring unit including a plurality of...
8965304 Multi-mode I/O circuitry supporting low interference signaling schemes for high speed digital interfaces  
A multi-mode I/O circuit or cell (10) is provided for transmitting and receiving data between ICs, where each IC contains at least one of the I/O circuits. Each data link includes transmitter...
8952838 Time domain switched analog-to-digital converter apparatus and methods  
A time domain switching analog-to-digital converter apparatus and methods of utilizing the same. In one implementation, the converter apparatus comprises a carrier signal source, and at least one...
8923781 Semiconductor switch and wireless device  
According to one embodiment, a semiconductor switch includes a voltage generator, a voltage controller, a driver, and a switch unit. The voltage generator generates a negative first potential. The...
8923779 Systems and methods for tuning an antenna for a frequency modulation transceiver  
Systems and methods for tuning an antenna for a frequency modulation (FM) transceiver are provided. A representative system includes: a network of electrical adjustable passive components that...
8914082 Mobile terminal and method of operating antenna thereof  
A mobile terminal and a method of operating an antenna thereof are provided. The mobile terminal includes a plurality of antennas. A resonance frequency moving unit moves a resonance frequency of...
8913978 RTWO-based down converter  
A multiphase mixer using a rotary traveling wave oscillator is disclosed. In addition to the oscillator, the mixer includes first and second mixer circuits. The rotary traveling wave oscillator...
8897832 Semiconductor device and communication system including the same  
Disclosed is a semiconductor device including a semiconductor chip and a semiconductor package. The semiconductor package includes an antenna formed of a lead frame, a first wire that connects the...
8892158 Semiconductor device  
An object is to achieve low power consumption and a long lifetime of a semiconductor device having a wireless communication function. The object can be achieved in such a manner that a battery...
8886141 Semiconductor device and adjustment method therefor  
Provided is a semiconductor device that is capable of performing background calibration during a reception operation without adversely affecting reception characteristics. During a reception...
8868022 Broadband transconductance amplifier  
A transconductance amplifier having an input terminal for receiving an input signal and an output terminal for communicating an output signal based on the input signal, the transconductance...
8838028 Multi-mode cellular IC for multi-mode communications  
An RFIC includes an RF section, a memory interface, a display interface, an audio codec, a bus matrix, and a processing unit. The RF section converts a first inbound RF signal into a first inbound...
8838059 High-frequency circuit module  
Provided is a high-frequency module that can prevent a transmission signal from reaching a reception circuit and that can achieve high mounting density. A first duplexer for a first frequency band...
8824994 Wireless communication system  
A wireless communication system includes: a filter; and a semiconductor chip including a signal processing integrated circuit having an amplifier, wherein a main surface of the semiconductor chip...
8818307 Tuner input circuit  
Disclosed is a tuner input circuit. The tuner input circuit includes an integrated including a low noise amplifier and a band pass filter embedded in one chip.
8818296 Noise cancellation for a magnetically coupled communication link utilizing a lead frame  
An integrated circuit package includes an encapsulation and lead frame with a portion of the lead frame disposed within the encapsulation. The lead frame includes a first conductor formed in the...
8818318 Frequency up and down converter  
A frequency up and down converter, in which, when down converting a high frequency signal into an intermediate frequency signal or up converting an intermediate frequency signal into a high...
8818319 Signal distribution and filtering in low noise block downconverters  
Various embodiments implement waveguides for signal distribution or signal filtering in satellite receivers. According to some embodiments, a low noise block downconverter (LNB) is implemented...
8816750 High frequency mixer with tunable dynamic range  
A high frequency mixer with a tunable dynamic range is disclosed. One embodiment provides a mixer apparatus including multiple first transistors at an input branch that receive a differential...
8805274 Frequency translation module interface  
An architecture and protocol enables signal communications between either a frequency translation module and a decoder within a dwelling, or between an antenna and a decoder within a dwelling....
8798561 Radio-frequency circuit having a transcoupling element  
An RF circuit having a transcoupler, a multifunctional RF-circuit element that can operate both as an impedance inverter and as a signal coupler. When connected to a fixed load impedance, the...
8792848 Programmable wireless communication device  
A wireless communication device includes a processing module, a receiver section, a transmitter section, and an antenna system. The processing module is operable to generate tuning information and...
8792847 Linearity in passive mixer circuits  
A circuit used in a mixer configured to receive a signal made up of a relatively small modulation signal and a relatively large carrier signal is described. The mixer includes multiple switches. A...
8787831 Smart data storage apparatus and data transmitting method for the same  
A smart data storage apparatus and data transmitting method for the same are to combine the hard disk with the dual interface memory, and are to use radio frequency identification (RFID)...
8781433 Semiconductor device  
A semiconductor device is provided with a power supply circuit having a function to generate a power supply voltage from a wireless signal and an A/D converter circuit having a function to detect...
8781537 Semiconductor integrated circuit, noncontact/contact electronics device using the same and mobile terminal  
The semiconductor integrated circuit includes: a pair of antenna terminals; a rectifier; a source-voltage terminal; a shunt regulator; a series regulator. When the voltage of the inside source...
8781432 Circuit coupling  
An apparatus for coupling a baseband integrated circuit that uses a first signalling standard to a radio frequency integrated circuit that uses a second signalling standard includes a buffer...
8768284 Radio frequency integrated circuit with noise immunity border  
An integrated circuit includes an analog module, digital circuitry, and a border section. The analog module is susceptible to noise and is on a substrate of the integrated circuit. The digital...
8768278 Switching a PLL clock source to reduce wireless communication interference  
Adjusting a phase locked loop (PLL) clock source to reduce wireless communication (e.g., radio frequency (RF)) interference within a device. The PLL may be included in a high speed serial...
8750819 Integrating components in a radio tuner integrated circuit (IC) for a tracking filter  
In one embodiment, the present invention includes a method for configuring a single chip radio tuner having a configurable front end, which may be adapted within an integrated circuit (IC). The...
8729948 High frequency switch  
There is provided a high frequency switch which is satisfactory in terms of both insertion loss characteristics and harmonic characteristics. The high frequency switch includes: a common port...
8731486 High-frequency circuit module  
Provided is a high-frequency module that can prevent a transmission signal from reaching a reception circuit and that can achieve high mounting density. A first duplexer for a first frequency band...
8725087 High-frequency circuit module  
Provided is a high-frequency module that can prevent a transmission signal from reaching a reception circuit and that can achieve high mounting density. A first duplexer for a first frequency band...
8725086 High-frequency circuit module  
Provided is a high-frequency module that can prevent a transmission signal from reaching a reception circuit and that can achieve high mounting density. A first duplexer for a first frequency band...
8706056 High-frequency circuit module  
Provided is a high-frequency module that can prevent a transmission signal from reaching a reception circuit and that can achieve high mounting density. A first duplexer for a first frequency band...
8699980 Car audio system including an integrated module comprising a tuner unit and an active antenna  
A car audio system having a tuner unit and an active antenna integrated into a single module, the car audio system being connected to an antenna for a vehicle and receiving broadcast signals, is...
8698545 Analog multiplier and method for current shunt power measurements  
Multiplier circuitry includes first multiplier circuit including a first transistor having an emitter coupled to a first conductor, a base coupled to a second conductor, and a collector coupled to...
8700098 Mobile terminal  
A mobile terminal includes a terminal body; a window coupled to the terminal body, including a display region for displaying an image, and including a print region which encompasses the display...
8693974 MEMS based multiband receiver architecture  
A receiving apparatus is provided. The receiving apparatus comprises a chip carrier including at least one stack of layers, wherein at least one layer in the stack supports radio frequency...