Patents
Patents for H04B 15 - Suppression or limitation of noise or interference (10,227)
09/2004
09/23/2004WO2004082321A2 Multi-channel digital feedback reducer system
09/23/2004US20040183511 DC-DC converter with reduced electromagnetic interference
09/22/2004EP1460803A2 Method and system for interference detection for wireless computer peripherals
09/22/2004EP1459473A1 Spread spectrum clocking tolerant receivers
09/22/2004CN1531836A Supplemental audio contents system with wireless communication for cinema and related methods
09/22/2004CN1531783A Partitioned radio-frequency apparatus and associated methods
09/21/2004US6795785 Testing linearity of methods of chemical analysis
09/21/2004US6794993 Arrangement for transmitting signals from a device monitoring tire pressure on the wheels of a motor vehicle to an evaluation device arranged in a motor vehicle
09/16/2004WO2004079933A2 Bondwire decoupling filter for filtering rf noise from a transceiver bus
09/16/2004US20040179387 Multi-channel digital feedback reducer system
09/15/2004EP1458109A1 Receiver
09/15/2004EP0843919B1 Method and apparatus for mitigating the effects of interference in a wireless communication system
09/15/2004CN1529528A Multi sampling rate array signal noise-removing method
09/15/2004CN1529492A Improved ADSL compatible discrete multi-tone apparatus
09/14/2004US6791165 Device for shielding transmission lines from ground or power supply
09/09/2004US20040176057 Receiver
09/08/2004EP1119937A4 Variable spread spectrum clock
09/08/2004EP1057291A4 System and method for factoring a merged wave field into independent components
09/08/2004CN1528054A 接收机 Receiver
09/02/2004WO2004019500A3 Method, apparatus and system for reducing audio signal noise in communication systems
09/01/2004EP1451955A2 Method and apparatus for providing multiple spread spectrum clock generator circuits with overlapping output frequencies
08/2004
08/31/2004US6785527 Conversion spur avoidance in a multi-conversion radio frequency receiver
08/31/2004US6785512 Radio frequency radiation-free environments
08/26/2004WO2004072866A1 Data analyzer
08/26/2004WO2004055995A3 System and method for discovering frequency related spurs in a multi-conversion tuner
08/26/2004US20040166815 Partitioning of radio-frequency apparatus
08/25/2004EP1449311A1 Radio communication system
08/25/2004CN2636502Y Blue srpout commmnication device capable of preventing interference
08/25/2004CN1524402A Shield for high-frequency transmitter/receiver systems of electronic devices, especially of devices for wireless telecommunication
08/25/2004CN1164045C Method and apparatus for transmission with interference suppression
08/24/2004US6782243 Printed circuit board including EMI reducing circuits, an information processing apparatus having the board and a method to select the circuits
08/24/2004US6782208 Wireless communication device and method having coordinated primary and secondary transmitters
08/18/2004EP1163730B1 Synchronous load doubler-charge pump with an integrated in-phase regulator
08/18/2004EP0797873B1 Method and apparatus for increasing receiver immunity to interference
08/18/2004CN1521968A Generation method and transmission method for new training signal in orthogonal frequency division multiplexing system
08/11/2004EP1444798A1 Array processing for linear system solutions
08/05/2004WO2004066511A2 Method and apparatus for network management using perceived signal to noise and interference indicator
08/05/2004WO2004054312A3 Nxm crosspoint switch with band translation
08/05/2004WO2004054128A3 Integrated crosspoint switch with band translation
08/05/2004US20040153177 Method to reduce or eliminate audio interference from computer components
08/05/2004US20040152430 Receiver and composite component
08/05/2004US20040151303 Apparatus and method for enhancing speech quality in digital communications
08/05/2004CA2512985A1 Method and apparatus for network management using perceived signal to noise and interference indicator
08/04/2004CN2631124Y Wide-dynamic-range predistortion circuit
08/04/2004CN1160854C Squelch filter for power converter
07/2004
07/29/2004DE10358973A1 Composite-Motorkomponente und Verfahren zu deren Herstellung Composite engine component and methods for their preparation
07/28/2004EP1441290A2 Method and computer program for removing a pseudo signal having a lot of energy
07/28/2004EP0823152B1 Full duplex ultrawide-band communication system and method
07/28/2004CN1159870C Noise absorber and casing therefor
07/27/2004US6768376 Dual mode class D amplifiers
07/27/2004US6768226 Electric circuit shielding
07/22/2004WO2004061463A1 Method and structure for suppressing emi among electrical cables for use in semiconductor test system
07/22/2004WO2004047313A3 Methods and systems acquiring impulse signals
07/22/2004US20040143407 Method for removing pseudo signal and program for removing pseudo signal
07/22/2004US20040142711 Method, device and system for automated synchronization between terminals
07/22/2004DE10327949A1 Verfahren und Vorrichtung zum Ansprechen auf Schwellenereignisse von Heterogenen Meßquellen Method and apparatus for responding to emerging events of heterogeneous Meßquellen
07/21/2004CN1514655A PHS system frequency point distribution method
07/21/2004CN1158808C Variable spread spectrum clock
07/15/2004US20040136440 Spread spectrum clock generation circuit, jitter generation circuit and semiconductor device
07/15/2004US20040136439 Methods and systems acquiring impulse signals
07/15/2004US20040136364 Electronic apparatus
07/14/2004EP1436959A2 Multi-user detection
07/14/2004EP1436737A1 Workflow mining system and method
07/14/2004CN1512689A Electronic device
07/13/2004US6763254 Portable information terminal having wireless communication device
07/07/2004EP1435694A2 Spread spectrum clock generation circuit jitter generation circuit and semiconductor device
07/07/2004CN1510839A Spread spectrum clock generating circuit, vibrating producing circuit and semiconductor device
07/06/2004US6760568 Circuit and method for reducing local oscillator frequency transmission in a radio transceiver
07/01/2004WO2004055995A2 System and method for discovering frequency related spurs in a multi-conversion tuner
07/01/2004WO2004055820A1 Method and circuit for operating a storage device
07/01/2004US20040127249 Mobile radio-utilizing device
07/01/2004US20040125039 Data processing terminal, terminal designing device and method, computer program, and information storing medium
07/01/2004US20040123994 Method and structure for suppressing EMI among electrical cables for use in semiconductor test system
06/2004
06/30/2004CN1509132A Method for regulating resonance frequency for power distribution system
06/30/2004CN1509086A Sound signal transmitting device at high-noise
06/30/2004CN1508666A Apparatus and method for eliminaing noise
06/24/2004WO2004054312A2 Nxm crosspoint switch with band translation
06/24/2004WO2004054145A2 Signal distribution system cascadable agc device and method
06/24/2004WO2004054128A2 Integrated crosspoint switch with band translation
06/24/2004US20040121732 Apparatus and methods for reducing interference in radio-frequency apparatus
06/24/2004US20040121674 Composite engine component and method for making the same
06/24/2004US20040120419 I/O channel equalization based on low-frequency loss insertion
06/23/2004EP1432154A2 Systems and methods for reducing interference
06/23/2004EP1430674A1 Device and method for suppressing periodic interference signals
06/23/2004EP1430611A1 Module for transmitting and/or receiving radio data
06/23/2004EP1430324A2 Device for suppressing electromagnetic coupling phenomena
06/23/2004CN1507698A Digital interface in radio-frequency apparatus and associated methods
06/23/2004CN1507297A Cellular telephone for suppressing worsening of receiving sensitivity
06/23/2004CN1507288A Enhanced interference predicting method for mobile communication network plan
06/23/2004CN1155175C Interference reduction in TDM-communication/computing device
06/17/2004US20040117861 System and method for discovering frequency related spurs in a multi-conversion tuner
06/17/2004US20040116168 Cellular phone suppressing degradation of receiving sensitivity
06/17/2004US20040116165 Small form factor transceiver
06/17/2004US20040114669 Spread range control apparatus
06/17/2004US20040114297 Device for suppressing the radio-interference of an electric commutator
06/16/2004EP1429480A2 Cellular phone with improved receiver sensitivity
06/16/2004EP1428335A1 Generation of a phase locked loop output signal having reduced spurious spectral components
06/16/2004EP1428315A1 Unobtrusive removal of periodic noise
06/16/2004CN1154241C Mobile communication terminal
06/10/2004WO2004049605A1 Suppression of noise in an integrated circuit
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