Matches 101 - 150 out of 181 < 1 2 3 4 >


Match Document Document Title
US20140199952 METHOD AND APPARATUS TO REDUCE PA/DEVICE TEMPERATURE BY SWITCHING THE ANTENNAS ON A DEVICE  
Methods, systems, and devices are described for thermal management of a wireless communication device. The described techniques may be used, for example, to monitor an operating temperature of the...
US20140080431 NON-RECIPROCAL CIRCUIT ELEMENT  
A non-reciprocal circuit element includes a ferrite, a first central electrode and a second central electrode arranged on the ferrite so as to cross each other in an insulated state, and a...
US20130203367 ELECTRONIC DEVICE WITH ADJUSTABLE FILTER AND ASSOCIATED METHODS  
An electronic device includes an adjustable filter with a first filter element, and a second filter element coupled to the first filter element. The second filter element includes a field effect...
US20090239484 RADIO RECEIVER APPARATUS AND RADIO TRANSMITTER APPARATUS  
A radio receiver apparatus that can effectively utilize GI to improve the reception quality. In this apparatus, a data extracting part (104) extracts a data portion of a direct wave from a signal...
US20060116085 VLIF transmitter for Bluetooth  
An RF transmitter suitable for Bluetooth transmissions has an IF modulator and an RF modulator, the IF modulator being arranged to use a very-low-IF-frequency, smaller than half the channel...
US20100029221 POLYPHASE SEQUENCES FOR WIRELESS COMMUNICATIONS  
Polyphase sequence generation is provided for sequences having good aperiodic correlation properties. The sequences can allow lengths not attainable by other types of sequences (such as Frank...
US20080045161 WAVEFORM ENCODING FOR WIRELESS APPLICATIONS  
Processing may be performed by a first device on behalf of a second device to offload processing from the second device. In some aspects a device from which processing has been offloaded may be...
US20100069108 APPARATUS AND METHOD FOR TRANSMITTING DATA OVER A WIRELESS NETWORK  
The subject matter discloses a wireless transmitter comprising a network interface for receiving and transmitting the data; storage for storing the data received at the transmitter by the network...
US20090175370 PILOT SIGNAL TRANSMITTING METHOD, RADIO COMMUNICATION SYSTEM, AND APPARATUS AND PROGRAM USED FOR THE SAME  
A larger cell uses a pilot pattern with a higher pilot density in a frequency axis direction to improve a channel estimation accuracy when a frequency selective fading variation is large....
US20130295859 FLOW COMPUTERS HAVING WIRELESS COMMUNICATION PROTOCOL INTERFACES AND RELATED METHODS  
Flow computers having wireless communication protocol interfaces and related methods are disclosed. In one example, a method involves receiving a request to be sent to a wireless device in a...
US20110306381 System and Method for Transparent Coordinated Beam-Forming  
A system and method for transparent coordinated beam-forming are provided. A method for transmitting information includes determining correlations between communications devices served by a...
US20110070845 MULTIPLE CARRIER INDICATION AND DOWNLINK CONTROL INFORMATION INTERACTION  
Methods, systems, apparatus and computer program products are provided to facilitate the configuration and allocation of cross-carrier control information associated with transmissions of a...
US20090185526 Method and Apparatus for a Dynamic Create/Change of Service Flows  
A system and method for transmitting data is provided. A preferred embodiment comprises transmitting data by concatenating parameters for multiple service flows into a single transmission....
US20120270510 RADIO COMMUNICATION SYSTEM  
A radio communication system has a random access channel for the transmission of data (214) from a secondary station to a primary station. Such a channel is intended for use by secondary stations...
US20050101265 Radio frequency pulse generating apparatus  
A device for generating and radiating radio frequencies. The device includes a transmission line, a source, and a means for applying a voltage impulse to the transmission line from a low impedance...
US20110159825 SIGNAL TRANSMISSION APPARATUS AND METHOD USING EIGEN ANTENNA TECHNIQUE IN WIRELESS COMMUNICATION SYSTEM  
Disclosed are a signal transmission apparatus and method using a eigen antenna technique in a wireless communication system. The signal transmission apparatus according to one embodiment of the...
US20090161772 Downlink channel transmission device and method thereof  
A transmission device able to improve signal quality in a downlink channel is disclosed. The transmission device is for transmitting a control channel, a pilot channel, and a data channel, and...
US20100260285 DIGITAL AMPLITUDE CONTROL OF VECTOR GENERATOR  
In an exemplary embodiment, an active vector generator is configured to generate a composite vector with controlled phase and amplitude, where the active vector generator generates the composite...
US20090280755 RADIO FREQUENCY COMMUNICATION DEVICES AND METHODS  
One embodiment relates to a radio frequency (RF) communication device. The RF communication device includes a coupler having a plurality of ports and an adjustable termination coupled to one of...
US20110014883 Transmitting circuit for a contactless communicating communication partner device  
In a communication partner device (1) intended for the contactless transmission of digital data to be transmitted having a transmission circuit (2), the transmission circuit (2) comprises a...
US20100311355 METHOD AND SYSTEM FOR A MESH NETWORK UTILIZING LEAKY WAVE ANTENNAS  
Methods and systems for a mesh network utilizing leaky wave antennas (LWAs) are disclosed and may include configuring one or more devices as a mesh network in a wireless device coupled to a...
US20050064823 System and device for transmission using ultrawide band pass filter  
Disclosed are a transmission system and a device of small scale, low cost and low power for transmitting signal of a rate over 1 Gbps using a small scale and low loss ultrawide band pass filter...
US20130149976 Method And System For A Linearized Transmitter Including A Power Amplifier  
Disclosed are various embodiments for transmitting radio frequency signals. A radio frequency transmitter may be configured to generate an analog signal comprising an in-phase component and a...
US20110105065 DYNAMIC INTERFERENCE CONTROL IN A WIRELESS COMMUNICATION NETWORK  
A method and apparatus for dynamic interference management is disclosed. A frequency channel is partitioned into a plurality of groups. Two or more groups are assigned weights reflecting degrees...
US20090311977 RADIO TRANSMITTER  
A radio transmitter for modulating a carrier wave in a predetermined frequency with given information to transmit the modulation signal through an antenna having a predetermined resonance...
US20110196679 Systems And Methods For Machine To Operator Communications  
Systems and methods for machine to operator communications are disclosed. For example, one disclosed system includes a concentrator having a memory; a radio transmitter; and a processor in...
US20090232049 SYSTEM AND METHOD FOR A MULTIPLE HOP WIRELESS NETWORK  
A system and method for wireless communication over a multi-hop network are disclosed. One embodiment of the system includes an access point and a plurality of wireless devices. Each of the access...
US20070232244 Method of spatial band reuse in a multi-band communication system  
A method of band multiplexing communications from a plurality of devices includes a rotation being established, by each device, between or among a plurality of frequency bands for transmission. A...
US20110039505 INTEGRATED MULTIMODE RADIO TRANSMITTER AND COMPONENTS THEREOF  
An integrated multi-mode radio transmitter includes a multiplexor and a shared front-end. The is operable to select an IF signal of a plurality of IF signals based upon a selection signal that is...
US20100222014 RF Switch Device  
In a device (11) for switching RF-signals in a radio unit (DRU) there is provided an RF matched card holder (12) for mounting on a printed circuit board (PCB) of the radio unit, said card holder...
US20090088104 Method and System for Supporting a High-Speed Wireless Communication Platform  
One embodiment of the present invention sets forth a wireless receiver device, which includes a receiver front-end configured to convert a transmitted radio-frequency signal into an intermediate...
US20110105050 CROSS-CARRIER/CROSS-SUBFRAME INDICATION IN A MULTI-CARRIER WIRELESS NETWORK  
Techniques for cross-subframe and cross-carrier scheduling of uplink and downlink transmissions in a multi-carrier wireless communication system are disclosed. A base station can include...
US20080207141 Method and Device For Transmitting a Sequence of Transmission Bursts  
Methods and device for transmitting a sequence of transmission bursts in a wireless device. The method includes transmitting a sequence of transmission bursts according to a transmission schedule....
US20150004922 MODULATION CIRCUIT AND WIRELESS COMMUNICATION APPARATUS  
A modulation circuit that can improve an on/off ratio or increase short pulses, and a wireless communication apparatus are provided. The modulation circuit includes a first transistor in which a...
US20100327920 Mixing Waveforms  
A local oscillator circuit for a signal transmitter or receiver, the circuit comprising: an input for receiving a master oscillating signal from a master oscillator; and signal processing...
US20100136929 METHOD AND MULTI-CHANNEL RF TRANSMITTER ARRANGEMENT FOR GENERATING RF FIELDS  
A multi-channel RF transmitter arrangement in the form of, or comprising, a plurality RF antennas, antenna elements, coils or coil elements (11 to 16), for generating an RF field, especially for...
US20130267186 SYSTEM AND METHOD FOR TRANSMITTING DIFFERENTIAL WEATHER INFORMATION TO AN IN-FLIGHT AIRCRAFT  
Systems and methods are provided for transmitting updated weather data to an in-flight aircraft. The aircraft transmits a request for updates to a ground system that determines if the data has...
US20100208844 SYSTEM AND METHOD FOR ARBITRARY PHASE AND AMPLITUDE MODULATION IN AN ANTENNA  
A system and method for arbitrarily switching phase and amplitude at an antenna. A Direct Spatial Antenna Modulation (DSAM) system makes use of the spatial characteristics of a radiating antenna...
US20090325513 WIRELESS COMMUNICATION APPARATUS AND WIRELESS COMMUNICATION METHOD  
A wireless communication apparatus wherein the performance can be prevented from degrading due to the affection of a frequency offset, while the sequence length of Zadoff-Chu sequence (ZC...
US20120071114 DIGITAL-TO-ANALOG CONVERTER AND WIRELESS COMMUNICATION APPARATUS  
According to one embodiment, a digital-to-analog converter includes a plurality of cells. Each cell includes a current source and a differential switch. The current source includes a first...
US20100260340 COMMUNICATION SYSTEM, RESPONSE NOTIFYING METHOD AND APPARATUS  
To solve a problem that unless all of a plurality of AICH signature states are correctly decoded, the contents of reception results cannot be recognized and the error rate of signature decoding...
US20120289173 INTERFACE OF MULTI CHIP MODULE  
Disclosed herein is an interface of a multi chip module transmitting and receiving data among a plurality of chips. An interface of a multi chip module includes a communication unit that is...
US20090068964 SYSTEM AND METHOD FOR TRANSMITTING RDS/RBDS DATA  
A receiver including first circuitry configured to combine corresponding soft decision values from at least two groups of RDS/RBDS data transmitted as part of a broadcast channel to generate a set...
US20100062759 METHOD AND DEVICE FOR MAINTAINING CONTINUITY OF RADIO TRANSMISSIONS  
The present invention provides a method for maintaining continuity of radio transmissions, particularly unlicensed low-power FM transmissions, comprising transmitting frequency modulated media...
US20090023400 PIEZOELECTRIC OSCILLATOR AND TRANSMITTER  
A piezoelectric oscillator includes: a piezoelectric resonator element having a piezoelectric substrate and an excitation electrode formed on a surface of the piezoelectric substrate; a...
US20080170632 Apparatus and Method for Generating Ranging Pseudo Noise Code  
Disclosed is an apparatus for generating a ranging pseudo noise (PN) code used in a base station of a portable internet system of an orthogonal frequency division multiplexing access scheme,...
US20080025387 INTELLIGENT MOVING ROBOT BASED NETWORK COMMUNICATION CAPABLE OF OUTPUTTING/TRANSMITTING IMAGES SELECTIVELY ACCORDING TO MOVING OF PHOTOGRAPHED OBJECT  
A network-based mobile robot is provided. The mobile robot includes a video encoder, a bit rate analysis unit, an inference unit, and a switch unit. The video encoder encodes an image with a...
US20110244908 COMMUNICATION APPARATUS, COMMUNICATION METHOD, AND COMMUNICATION SYSTEM  
A wireless communication system, method and apparatus cooperate to use a wireless coordination signal from a control station in a first frequency band to establish direct links in a second...
US20100087156 Method and Apparatus to Facilitate Using Multiple Carrier Frequencies  
A wireless radio frequency transmitter (400), upon detecting (101) an end user assertion of an end user interface and in automatic response thereto, uses a first rolling carrier frequency to...
US20140155007 CONFIGURABLE TRANSCEIVER  
A configurable transceiver may include a configurable receiver, a configurable transmitter, and a digital signal processor (DSP). One or more components of the configurable receiver and/or the...

Matches 101 - 150 out of 181 < 1 2 3 4 >