Patents
Patents for H04B 15 - Suppression or limitation of noise or interference (10,227)
12/2005
12/08/2005US20050272394 Method and apparatus providing improved mixer performance for radio receivers
12/08/2005US20050272387 Tuner
12/08/2005US20050271222 Frequency shifter for use in adaptive feedback cancellers for hearing aids
12/08/2005US20050271017 Packet-switched spread-spectrum system
12/08/2005US20050270115 Apparatus reducing radiated emission from electronic modules
12/08/2005DE102004019587B3 Transceiver mit Störsignalunterdrückung und Verfahren zur Störsignalunterdrückung Transceiver with noise suppression and method for noise suppression
12/01/2005WO2005114857A1 Wireless communications terminal, communications protocol switching method, communications protocol switching program, and integrated circuit of wireless communications terminal
12/01/2005WO2005034406A3 Method and system for enhancing reception of wireless communication signals
12/01/2005US20050267650 Flight mode system for personal electronic device
12/01/2005US20050266866 Feature finding assistant on a user interface
12/01/2005US20050266828 Apparatus and method for theft prevention using a digital radio
12/01/2005US20050266818 Television receiver suitable for multi-standard operation and method therefor
12/01/2005US20050265499 Hardware assisted adjacent channel leakage ratio measurement
12/01/2005US20050265486 Selecting clock frequencies for baseband devices
11/2005
11/30/2005EP1601171A1 System And Method For Adjusting An Audio Signal
11/30/2005EP1601045A2 Foldable portable telephone using one of the shieldings as a second antenna
11/30/2005EP1325576A4 Spread spectrum communication system utilizing differential code shift keying
11/30/2005EP1002371B1 Multi-tuner receiver
11/30/2005CN1230017C Method for user service and rate consultation in mobile communication system
11/29/2005US6970717 Digital architecture for radio-frequency apparatus and associated methods
11/29/2005US6969978 DC-DC converter with reduced electromagnetic interference
11/29/2005CA2279444C Double side band pilot technique for a control system that reduces distortion produced by electrical circuits
11/28/2005CA2715742A1 Circuit, system and method for adjusting an audio signal
11/24/2005WO2005112290A1 Mobile terminal having uwb and cellular capability
11/24/2005WO2005112281A1 Method and system for spurious signal control in receivers
11/24/2005US20050261894 Method and apparatus for noise filtering
11/24/2005US20050259722 Wireless clock system
11/24/2005DE10200682B4 Mittelwertbildende Trace-Funktion mit Indizierung durch ein Prozesssignal Averaging end trace function with indexing by a process signal
11/24/2005CA2566476A1 Method and system for spurious signal control in receivers
11/22/2005US6968209 Method and apparatus for synchronizing databases in portable communication devices
11/22/2005US6968154 Avoidance of interference between items of electrical apparatus
11/22/2005US6967992 Method and apparatus for receiving GPS/GLONASS signals
11/17/2005WO2005109832A1 Methods and apparatus for selecting between multiple carriers using a receiver with multiple receiver chains
11/17/2005WO2005109701A1 Methods and apparatus for selecting between multiple carriers using a single receiver chain tuned to a single carrier
11/17/2005WO2005109657A1 Methods and apparatus for selecting between multiple carriers based on signal energy measurements
11/17/2005WO2005109628A1 A tuneable circuit for canceling third order modulation
11/17/2005WO2005109155A1 Flight mode system for personal electronic device
11/17/2005WO2005048030A3 Initial downlink transmit power adjustment for non-real-time services
11/17/2005US20050255881 Portable telephone apparatus with camera
11/17/2005US20050255878 Mobile terminal having UWB and cellular capability
11/17/2005US20050255844 Radio communication system, and apparatus, method, and computer program for said radio communication system
11/17/2005US20050255820 Pole switch down converter with symmetric resonator
11/17/2005US20050253636 PWM controller having frequency jitter for power supplies
11/17/2005DE102004019366A1 Schaltungsanordnung für einen breitbandigen Mischer mit Vorverzerrung und hoher Linearität Circuit arrangement for a broadband mixer with predistortion and high linearity
11/17/2005CA2566491A1 A tuneable circuit for canceling third order modulation
11/16/2005EP1596504A1 Pole switch down converter with symmetric resonator
11/16/2005CN1227887C Method and apparatus for synchronizing database in portable communication devices
11/10/2005WO2005104778A2 Wireless appliance communication with detection and capture algorithm
11/10/2005WO2005050892A3 Method and apparatus for automatic frequency correction
11/10/2005US20050249276 Method and system for receiving pulse width keyed signals
11/08/2005US6963616 Adaptively configurable class-A/class-B transmit DAC to transceiver emission and power consumption control
11/03/2005WO2005104474A1 Device and method for improving signal-to-noise ratio using complementary sequences
11/03/2005WO2005104408A1 Wireless communications devices including circuit substrates with partially overlapping conductors thereon coupling power to/from power amplifier systems
11/03/2005US20050245225 Wideband I/Q signal generation device
11/03/2005US20050245216 Transceiver with interference signal rejection, and method for interference signal rejection
11/03/2005US20050245194 Wireless appliance communication with detection and capture algorithm
11/03/2005US20050243894 Methods and circuits for frequency modulation that reduce the spectral noise of switching regulators
11/03/2005DE19700303B4 Funkübertragungsverfahren für digitale Multimediatensignale zwischen Teilnehmerstationen in einem lokalen Netz Radio transmission method for digital Multimediatensignale between subscriber stations in a local network
11/02/2005EP1592154A2 Methods and circuits for frequency modulation that reduce the spectral noise of switching regulators
11/02/2005EP1592097A2 Connector with cross-talk compensation
11/02/2005EP0921649B1 Portable radio telephone equipment and control thereof
11/02/2005CN1691555A A method for reducing uplink synchronous channel interference in TD-SCDMA access system
11/02/2005CN1691433A Alien next compensation for adjacently placed connectors
10/2005
10/27/2005WO2005101706A1 Multi-user services control information transfer
10/27/2005US20050239464 Measurement opportunities for a mobile unit operating with a switched beam antenna in a CDMA system
10/27/2005US20050239406 Cancellation system for frequency reuse in microwave communications
10/27/2005US20050239338 Alien next compensation for adjacently placed connectors
10/27/2005US20050238125 Method of interfacing a high speed signal
10/27/2005US20050238112 Device and method for improving the signal to noise ratio by means of complementary sequences
10/26/2005EP1589783A2 System and method for separating multiple sources using directional filtering
10/26/2005EP1589680A1 Antenna unit
10/26/2005EP1589667A2 High frequency apparatus
10/26/2005EP1588507A2 Method and apparatus for network management using perceived signal to noise and interference indicator
10/26/2005CN1689257A Method of protecting a frequency of a data stream from interference and circuit performing such a method
10/26/2005CA2505116A1 Alien next compensation for adjacently placed connectors
10/20/2005WO2005099202A2 Magnetically differential input
10/20/2005WO2005099102A2 Using federated mote-associated logs
10/20/2005WO2005099037A2 Frequency reuse techniques in mote-appropriate networks
10/20/2005US20050233746 Methods and apparatus for selecting between multiple carriers based on signal energy measurements
10/20/2005US20050233723 RF mixer with high local oscillator linearity using multiple local oscillator phases
10/20/2005US20050233720 Method of suppressing frequency-shift keying (FSK) interference
10/20/2005US20050233716 Methods and apparatus for selecting between multiple carriers using a receiver with multiple receiver chains
10/20/2005US20050233715 Methods and apparatus for selecting between multiple carriers using a single receiver chain tuned to a single carrier
10/20/2005US20050233699 Mote networks having directional antennas
10/20/2005US20050232372 Method and system for a reduced emissions direct drive transmitter for unshielded twisted pair (UTP) applications
10/19/2005EP1585997A2 System and method for controlling noise figure
10/19/2005CN1684365A High frequency apparatus
10/19/2005CN1224287C Multiple sampling rates string interference resistant array signal noise-removing method
10/18/2005US6957175 Method and apparatus for determining signal-to-interference ratio with reduced bias effect
10/18/2005US6957052 Transmission system, receiver, circuit, and method for removing interference components in a signal
10/18/2005CA2187753C Improved adsl compatible discrete multi-tone apparatus
10/13/2005WO2005096529A1 Method and system for reducing pop noise of a sound broadcasting instrument
10/13/2005WO2005067382A3 Isolator for controlled power supply
10/13/2005US20050228549 Method and apparatus for isolating aircraft equipment
10/13/2005US20050227665 Wireless communications devices including circuit substrates with partially overlapping conductors thereon coupling power to/from power amplifier systems
10/13/2005US20050227662 High frequency apparatus
10/13/2005US20050225419 Magnetically differential input
10/13/2005DE29924808U1 Arrangement for earthing cable shields or cladding of signal transmitting cables
10/13/2005CA2502815A1 Method and apparatus for isolating aircraft equipment
10/12/2005EP1585356A1 Multi-user services control information transfer
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