Nguyen Vo

US Patent 7245942 Mobile communications terminal and method therefore

US Patent 7363040 Interference avoiding radio transmission unit

US Patent 7373127 Digital beam forming for communications systems

US Patent 7388847 Channel quality indicator for OFDM

US Patent 7388854 System for interconnecting wired and wireless phone services and method for processing call

US Patent 7395085 Method and system for notifying a multi-mode mobile station of an incoming call

US Patent 7398067 Multiple intermediate frequencies receiver and a method thereof

US Patent 7403760 DC offset correction for direct-conversion receiver

US Patent 7403774 Unconnected power save mode for improving battery life of wireless stations in wireless local area networks

US Patent 7409190 Radio-frequency circuit module and radio communication apparatus

US Patent 7412213 Envelope limiting for polar modulators

US Patent 7412266 Aligning a frame pulse of a high frequency timer using a low frequency timer

US Patent 7415260 Current-mode direct conversion receiver

US Patent 7426404 Method and system for consolidating power saving classes

US Patent 7430432 Apparatus, and associated method, for calculating communication channel indications for use in a radio communication system that utilizes closed-loop power control

US Patent 7437129 Electric component for communication device and semiconductor device for switching transmission and reception

US Patent 7440734 Active quadrature radio frequency power detector

US Patent 7443815 Method and apparatus for providing quality of service through multiple carrier IP networks

US Patent 7444120 Active transmitter ringdown for switching power amplifier

US Patent 7450919 I/Q mismatch correction using transmitter leakage and gain modulation

US Patent 7457643 Ear mount assembly for a communication device

US Patent 7460845 Radio receiver system having two receiving antennas and two receivers connected thereto

US Patent 7460848 Differential signal strength detector

US Patent 7468981 Clock-based replay protection

US Patent 7474648 Filtering multipath propagation delay values for use in a mobile communications system

US Patent 7474885 Passive subharmonic mixer

US Patent 7474901 Uplink DPCCH transmission power control for terminal in soft handover

US Patent 7483673 Power line communications using battery devices

US Patent 7483684 Mixer

US Patent 7483718 System and method for antenna selection

US Patent 7493093 Switchable power level detector for multi-mode communication device

US Patent 7493144 Multi-element phased array transmitter with LO phase shifting and integrated power amplifier

US Patent 7496329 RF ID tag reader utilizing a scanning antenna system and method

US Patent 7496334 Transmitter apparatus and wireless communication apparatus

US Patent 7496388 Slide assembly for mobile communication device

US Patent 7499683 Wireless broadcast receiving device for vehicle

US Patent 7502595 Radio equipment communicatable in two frequency bands and method for generating local oscillator signal in radio equipment

US Patent 7502631 Monolithic silicon-based phased arrays for communications and radars

US Patent 7519348 Harmonic suppression mixer and tuner

US Patent 7522564 Radio terminal and radio communication system using same

US Patent 7522891 High frequency peak power detection circuit

US Patent 7526253 Method and system for managing wireless connection between slave terminals and master terminal

US Patent 7536157 Selecting modulation and amplification in a transmitter

US Patent 7539464 Power series type predistorter for multi-frequency bands operation

US Patent 7539509 Small signal threshold and proportional gain distributed digital communications

US Patent 7539518 Time division multiplexed signal receiver apparatus

US Patent 7542737 Method for reducing the 2

US Patent 7542746 RDS radio unit

US Patent 7542748 Signal processing circuit comprising an attenuating unit, a detecting unit, and an attenuation rate setting unit

US Patent 7546091 High-frequency circuit and high-frequency device

US Patent 7551933 Telecommunications system

US Patent 7555277 System for reception of digitally modulated radio signals to a vehicle, using antenna diversity

US Patent 7555279 Systems and methods for DC offset correction in a direct conversion RF receiver

US Patent 7558529 Earpiece/microphone (headset) servicing multiple incoming audio streams

US Patent 7558530 Device for generating a clock signal

US Patent 7558533 Parameter estimate initialization using interpolation

US Patent 7558542 System and method for providing a transmitter for polar modulation and power amplifier linearization

US Patent 7561862 Automatic selection of compensation value to reduce IM2 product in mixed signal output

US Patent 7567787 Apparatus and method of feeding internal calibration signal through electro-static discharge protection circuitry

US Patent 7567792 Method for controlling the power supply of a mobile data memory, use of said method in an identification system having at least one mobile data memory

US Patent 7567825 Receiving apparatus, communication apparatus, terminal apparatus, communication terminal apparatus, receiving method, receiving program, and computer-readable recording medium storing receiving program

US Patent 7570617 Complex wireless service apparatus using wired and wireless communication systems and method thereof

US Patent 7570918 Multimedia device for motor vehicle

US Patent 7570926 RF transceiver with compact stacker mixer design for multiple frequency conversion

US Patent 7570930 Amplifier arrangement, polar transmitter having the amplifier arrangement and method for amplifying signals

US Patent 7570931 RF transmitter with variably biased RF power amplifier and method therefor

US Patent 7570955 Wireless point to multipoint system

US Patent 7574236 System and method of operating an antenna in MIMO and beamforming modes

US Patent 7577413 Method and apparatus for calibrating a filter of a receiver

US Patent 7580689 Transmission method, transmitter, reception method, and receiver

US Patent 7587170 Digital radio data system receiver methods and apparatus

US Patent 7587179 Direct synthesis transmitter

US Patent 7590079 Method of communication device initiated frame exchange

US Patent 7590393 Low-noise transmitter system and method

US Patent 7593702 Open-loop RF transmitter output power control for increased power efficiency

US Patent 7596121 Access stratum manager

US Patent 7603091 Hybrid balun apparatus and receiver comprising the same

US Patent 7606196 Radio communication system, radio communication method, and transmitter apparatus and receiver apparatus suitable for use in the same

US Patent 7606538 Mixer circuit and method

US Patent 7606575 Remote radio data communication system with data rate switching

US Patent 7616929 Cross-core calibration in a multi-radio system

US Patent 7616938 Mixer offset cancellation without generating I/Q imbalance

US Patent 7620061 Method for scheduling transmission of MBMS data in UMTS

US Patent 7623838 Sampling mixer with asynchronous clock and signal domains

US Patent RE41027 Systems and methods to compensate a frequency

US Patent 7634241 MIMO radio interfaces

US Patent 7634245 Receiver, in particular for mobile radio

US Patent 7643802 Mixer circuit and method for reducing an up-conversion mixer leakage

US Patent 7657246 Techniques for passive subharmonic mixing

US Patent 7660567 Digital received signal strength indicator (RSSI) circuit and method for detecting the strength of a received signal

US Patent 7664478 DC offset cancel control method and transmitter/receiver

US Patent 7672674 Remote radio data communication system with data rate switching

US Patent 7676205 Active receiver detection and ranging

US Patent 7680473 Circuits and methods for signal gain control

US Patent 7684775 Method and apparatus for compensating DC level in an adaptive radio receiver

US Patent 7697909 Extended range RMS-DC converter

US Patent 7702305 Use of a preselection filter bank and switched local oscillator counter in an instrumentation receiver

US Patent 7711331 Transmission power amplifier apparatus for combining power-amplified constant amplitude signals each having controlled constant amplitude value and phase

US Patent 7711335 Digital satellite receiver and method for switching among multiple receiver antennas using diversity circuitry

US Patent 7715333 Incoming message decoding in wireless communications devices and methods

US Patent 7715828 Wireless communication device with call screening

US Patent 7725135 Mobile terminal and a sound pressure control method

US Patent 7729681 Radio wave receiving apparatus, radio wave receiving circuit and radio wave timepiece

US Patent 7738844 Radio communication device

US Patent 7738845 Electronic parts for high frequency power amplifier and wireless communication device

US Patent 7751791 L1/L2 GPS receiver

US Patent 7761068 System and method for a time alignment analog notch

US Patent 7769343 Multi-beam communication satellite antenna with failure compensation

US Patent 7769361 Systems, methods, and apparatus for frequency conversion

US Patent 7773937 Method and apparatus for in-line detection of satellite signal lock

US Patent 7773965 Calibrated quadrature very low intermediate frequency receiver

US Patent 7774029 Apparatus and method for controlling a function of a wireless terminal

US Patent 7778225 Method and apparatus for dynamic packet transport in CDMA2000 networks

US Patent 7778601 Pairing modular wireless earpiece/microphone (HEADSET) to a serviced base portion and subsequent access thereto

US Patent 7778615 Signal level estimation in radio communication system

US Patent 7783277 Low power rf control system

US Patent 7787837 Systems and methods for an RF nulling scheme in RFID

US Patent 7792504 Transmitter and transceiver, in particular for mobile radio, and transmission method

US Patent 7792512 System and method for dynamic impedance tuning to minimize return loss

US Patent 7801070 Mobile communication system, mobile terminal transfer device, and mobile communication method

US Patent 7801558 Method and apparatus for generating clocks for a handheld multistandard communication system

US Patent 7817970 Transmitting/receiving device having a polar modulator with variable predistortion

US Patent 7817979 Systems and methods for DC offset correction in a direct conversion RF receiver

US Patent 7822394 Electrostatic protection circuit with impedance matching for radio frequency integrated circuits

US Patent 7826816 Systems, methods, and apparatus for frequency conversion

US Patent 7831220 Methods and systems for calibrating for gain and phase imbalance and local oscillator feed-through

US Patent 7831225 Radio frequency power load and associated method

US Patent 7835769 Wireless point to multipoint system

US Patent 7840196 Filter circuit and radio communication system comprising filter

US Patent 7856208 Dynamic antenna control

US Patent 7856218 Direct conversion receiver

US Patent 7856246 Multi-cell data processor

US Patent 7856253 Power supply IC having switching regulator and series regulator

US Patent 7860473 Systems and methods for providing millimeter wave signal improvements

US Patent 7860481 Low power rf control system

US Patent 7873320 Dynamic antenna control

US Patent 7885631 Method for receiving signal in communication system and system therefor

US Patent 7890145 System and method for antenna selection

US Patent 7899417 Method and apparatus for increasing the efficiency of low power amplifiers

US Patent 7904052 Sensor net management method

US Patent 7907905 Radio frequency management system

US Patent 7907920 Control of switcher regulated power amplifier modules

US Patent 7907972 Method and apparatus for allocating downlink resources in a multiple-input multiple-output (MIMO) communication system

US Patent 7912000 Apparatus and method for operating a communications device in a mobile communications network

US Patent 7917117 Auto-tuning amplifier

US Patent 7925214 Distributed bluetooth system

US Patent 7933116 Portable terminal having hard disk

US Patent 7933570 Power amplifier controller circuit

US Patent 7937047 Method and apparatus for transmitting data in mobile telecommunication system

US Patent 7941170 Wireless transmitter, wireless receiver, wireless communication system, and wireless signal control method

US Patent 7945219 Frequency modulation circuit, transmitter, and communication apparatus

US Patent 7945230 Time-multiplexed common mode feedback for passive quadrature RF mixers

US Patent 7949316 High-efficiency envelope tracking systems and methods for radio frequency power amplifiers

US Patent 7949319 Receiver architectures for digital radio broadcasts and associated methods

US Patent 7949320 Constant modulus indication for detection of RF signals

US Patent 7965232 Assistance data provision

US Patent 7965976 Information processing apparatus and method and computer program

US Patent 7970357 Transponder with stabilized oscillator

US Patent 7983724 Mobile communication terminal

US Patent 7986647 Portable wireless repeater system for indoor wireless coverage enhancement of residential, small office, and vehicular applications

US Patent 7986671 Access stratum manager

US Patent RE42604 Multimode transceiver circuit

US Patent 7995966 Communication semiconductor chip, calibration method, and program

US Patent 7995972 Electronic component for communication device and semiconductor device for switching transmission and reception

US Patent 8000289 Mobile communication system, base station, radio network controller, and resource allocation control method used therefor

US Patent 8005441 DC offset correction of a power detector used with a continuous transmission radio frequency signal

US Patent 8005452 Digital comb limiter combiner

US Patent 8010048 Microradio design, manufacturing method and applications for the use of microradios