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Patent Searching and Data


Matches 751 - 800 out of 5,049

Document Document Title
WO/2007/024805A2
A method of operating a wireless access point having a configurable antenna system includes determining a transmission signal quality metric for a first station with the configurable antenna system in a first configuration, determining a...  
WO/2006/012032A3
An advertising method for presenting an advertisement at a point of purchase includes transmitting advertising information from a server to a mobile telephone network; receiving the advertising information at the mobile telephone network...  
WO/2007/022631A1
The present invention provides methods and devices for mitigating inter-cell interference in communication environments having a plurality of cells. In some embodiments, a time-frequency transmission resource that includes multiple sub-c...  
WO/2007/022693A1
An E1 interface with electromagnetic compatibility circuit includes E1 interface chip (100), clampers (201,202,203,204), and over-voltage protectors (601,603), beads (301,302,303,304) for noise suppression, matching networks (401,403), a...  
WO/2005/076838A3
A methodology (and data analysis tool based thereon) for acquisition and analysis of signals in a GSM cellular wireless communication network as part of a network survey (e.g., drive test). Repetitive measurements of the time-of-arrival ...  
WO/2007/003055A3
This invention relates to an edge detecting filter (EDF) for recovering data carrying edges from a noisy received signal by dense over-sampling of the received signal and by detecting edge phases and edge amplitude limits wherein recover...  
WO/2005/089216A3
Disclosed herein area method, apparatus and computer program product to correlate service instance for a mobile station (MS), radio access network (RAN) and a packet data. serving node (PDSN) connection by exchanging identifiers between ...  
WO/2006/034497A3
A communications device for separating source signals provided by M signal sources includes an antenna array comprising N antenna elements for receiving at least N different summations of them source signals. A respective in-phase and qu...  
WO/2005/099102A3
Systems and related methods utilizing one or more mote-related content logs.  
WO/2005/101649A3
A system and method for direct current offset correction are disclosed. One embodiment of the system includes a direct current offset correction circuitry (240a, 240b) having an adjustable bandwidth and control logic (119) configured to ...  
WO/2007/018888A2
A receiver (1100) includes a direct digital frequency synthesizer (130), a mixer (105), and a clock source (1110, 1130). The direct digital frequency synthesizer has an input terminal for receiving a first clock signal at a first frequen...  
WO/2007/018864A2
Mechanisms for wireless local area network coverage enhancement using dynamic antennas are provided. The dynamic antennas may be used, for example, in an antenna apparatus of an access point. The access point maps a plurality of virtual ...  
WO/2007/013981A2
A system for canceling acoustic feedback includes an input for receiving a digital audio signal and a processor configured to detect acoustic feedback signal in the digital audio signal and to determine the frequency of the feedback sign...  
WO/2007/013900A2
Signals propagating on an aggressor communication channel can cause detrimental interference in a victim communication channel. A signal processing circuit (135)can generate an interference cancellation signal that, when applied to the v...  
WO/2007/009866A1
A communications device may include a receiver, a tunable clock signal generator, a digital camera, and a processor. The receiver may be configured to receive communications over an air interface using a plurality of frequency channels. ...  
WO/2007/008748A1
Techniques for reducing interference on radio frequencies due to processor frequencies which control a processor in wireless device are disclosed. A method for reducing interference on radio frequencies includes the steps of determining ...  
WO/2005/104778A3
A communication arrangement for a household appliance device. The arrangement include a first communication part including a transmitter (14) for transmitting a wireless signal, an a second communication part (16), remotely located from ...  
WO/2007/003055A2
This invention relates to an edge detecting filter (EDF) for recovering data carrying edges from a noisy received signal by dense over-sampling of the received signal and by detecting edge phases and edge amplitude limits wherein recover...  
WO/2007/002712A1
A communication apparatus includes a radio frequency (RF) circuit configured to operate on an RF signal. The communication apparatus also includes a digital processing circuit and a buffer circuit having a first portion and a second port...  
WO/2007/001254A1
Methods and apparatus are provided for modulating a data rate of a clock signal. A method of transmitting a binary signal is provided comprising the steps of generating (105) random bit periods for each of a first plurality of bits in th...  
WO/2007/002396A2
A method and system is provided for obtaining data indicative of at least one characteristic of a continuous medium or at least one localized target located within a predetermined volume of space. The system includes a sensor configurati...  
WO2005067538A3
A spread spectrum method and apparatus for protecting and authenticating wirelessly transmitted digital information using numerous techniques. The apparatus may be a wireless code division multiple access (CDMA) communication system, a b...  
WO2006060358A3
A Radio Resource Management (RRM) module (620) is provided to capture network topology information associated with a wirele communication network This information is transmitted to a Smart Antenna (SA) module (610) collocated within a ne...  
WO/2006/136052A1
A pre-filtering SDMA transmitting and receiving method and system, and a filter thereof and its generating method, the SDMA transmitting system calculates the complete diagonalization pre-filter matrix composed of U sub-blocks satisfying...  
WO2006011144A3
A measuring system for measuring electrocardiogram signals comprises a diagnostic garment with ECG electrodes that may assume the form of a sleeve or glove. A disposable version of the glove can be inflated. By using an inflatable glove,...  
WO/2006/128948A1
This invention relates to wireless communication systems, specifically to methods for reducing interference. The invention allows a mobile station to determine if certain transmissions of the mobile station cause interference to receptio...  
WO/2006/127617A2
A method and system for interference reduction for telecommunication systems are disclosed. The system comprises a base station control device (BCD) for configuring one or more parameters for operating one or more base stations (BSs), a ...  
WO2006026045A3
A decorrelation method for improving feedback cancellation utilizes a small frequency shifting ratio, on the order of 0.3 percent. Frequency shifting is applied only to the high frequency portion of the signal, which is shifted alternate...  
WO/2006/120297A1
The invention is related to a computer program product encoding a computer program of instructions for executing a computer process for interference control, the process comprising: setting a first power constraint (202) for multi-antenn...  
WO/2006/121718A2
A system and a method for clearly obtaining heart sounds in the presence of noise, including, from a systemic point of view (a) a pair of close-proximity sound transducers applied to a pair of sites on the human body for gathering heart ...  
WO2005089427A3
An apparatus comprises a transmitter (100), a receiver (190), an antenna (180)and a signal cancellation circuit (300). The transmitter (100)is configured to send a transmitter signal associated with a frequency. The receiver is associate...  
WO/2006/118464A1
The present invention relates to detecting cell phone noise induced in telecommunication equipment, especially in microphones and other unshielded electronic units connected to a communication terminal. A noise detector is configured to ...  
WO/2006/115623A2
A method of power control in a 3G wireless communication system (100) incorporating fast forward power control, may include setting an initial base station transmit power boundary (402) and an initial signal-to-noise ratio boundary (502)...  
WO2005076970A3
Measurements for handoff are made by a wireless transmit/receive unit (WTRU) operating with a switched beam antenna in a wireless communication system. The switched beam antenna is a smart antenna generating a plurality of directional be...  
WO/2006/115864A2
In a wireless communication system, (e.g., a wireless local area network (WLAN)), including a plurality of wireless transmit/receive units (WTRUs) and a coordinating node, (e.g., an access point (AP)), path loss is estimated by transmitt...  
WO/2006/111080A1
A interference rejection single end signal transmission method, the output unit and input unit are included in the single end signal transmission. Signal output end of the output unit is connected with signal input end of the input unit....  
WO/2006/107406A2
The invention can utilize a switching power regulator and a non-switching power regulator in conjunction to provide regulated power to the digital logic. The digital logic and switching regulator may be deactivated during RF activity so ...  
WO2006085139A3
Techniques are disclosed for improving the interoperability of transmitters and receivers in a mobile station. Certain exemplary techniques involve performing filtering in a transmitter in response to a notification that a receiver is ab...  
WO/2006/108182A1
A wireless device that includes a Ultra High Frequency/Very High Frequency (UHF/VHF) based radio to cognitively search for and use vacant channels and multiple MIMO based radios siliconized with the UHF/VHF based radio.  
WO/2006/107624A2
A system and method whereby acoustic signals can be classified and identified as to nature and location of the original signal. The system and method determine from an arbitrary set of signals a signature or other characterizing feature ...  
WO/2006/105916A1
The invention relates to a method for changing a frequency of a first local oscillator (60) in a receiving system (10), which has a first receiver (12) with a first local oscillator (60) and with a first frequency setting element (66), a...  
WO/2006/104963A1
An embodiment of the present invention provides a method of spectrum use authorization, comprising using a certificated declaration of spectrum licensed by licensed users of said spectrum to authenticate said users. The certificated decl...  
WO2006049796A3
The present invention determines the resonant frequency of a sensor (120) by adjusting the phase and frequency of an energizing signal until the frequency of the energizing signal matches the resonant frequency of the sensor (120). The s...  
WO/2006/100147A1
The invention relates to a method for damping a high-frequency radiation of a clocked system consisting in determining an average maximum time value which is not exceedable by the power of the clocked system (21) high-frequency within a ...  
WO2005046255A3
A technique (fig. 2) for transmitting a spread spectrum signal is disclosed. The technique comprising generating a digital time-domain spread spectrum signal (100). Converting the time-domain signal to a frequency-domain signal via an FF...  
WO/2006/099283A2
Provided is a switched multiplexer configured to combine first, second, third and fourth signal paths each covenng a sub-octave in a frequency range of from about 2 to about 18 GHz and to remove transmitter harmonics of an input signal t...  
WO2006060499A3
Methods and systems are provided for reducing EMI by modifying digital signals using power spread signals to generate digital signals having reduced EMI.  
WO/2006/084378A1
A method of controlling RF Interference in a healthcare establishment. The method comprises receiving data regarding a wirelessly detectable tag associated to a first piece of equipment within the healthcare establishment; determining wh...  
WO2005084113A3
A method (and equipment) for providing additional error detection for at least some signaling bits (such as TFCI bits) in wireless communication between a sending device (20a) and a receiving device (20b) that both use some error detecti...  
WO2005119928A3
Multistage RF transmitter and receiver circuits may use independently variable RF and IF local oscillators, allowing the RF and IF local oscillator frequencies for a given RF channel to be selected to have a large common factor with resp...  

Matches 751 - 800 out of 5,049