| Patents for H04B 15 - Suppression or limitation of noise or interference (10,227) |
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| 07/14/1999 | EP0929159A2 Data processor having radio communication function |
| 07/14/1999 | CN1222994A Noise suppressor circuit and associated method for suppressing periodic interference component portions of communication signal |
| 07/12/1999 | CA2258056A1 Rf communications system operable in the presence of a repetitive interference source and related methods |
| 07/07/1999 | CN1222269A Radio frequency noise canceller |
| 07/06/1999 | US5920592 Data transmitter-receiver |
| 07/01/1999 | WO1999033201A1 System and method for factoring a merged wave field into independent components |
| 06/30/1999 | EP0926839A2 Adaptive removal of disturbance |
| 06/30/1999 | EP0925660A2 Improved channel spacing for distortion reduction |
| 06/29/1999 | US5917812 System and method for reducing interference generated by a digital communication device |
| 06/24/1999 | WO1998059472A3 Filter method and apparatus for combined multiple frequency signals |
| 06/23/1999 | EP0924532A2 Method and apparatus for receiving GPS/GLONASS signals |
| 06/23/1999 | EP0667062A4 Expanded microcomputer system for controlling radio frequency interference. |
| 06/23/1999 | CN1220524A Direct conversion receiver using single reference clock signal |
| 06/17/1999 | WO1999030234A1 Waveform and frame structure for a fixed wireless loop synchronous cdma communications system |
| 06/17/1999 | DE19848743A1 Two-stage filter for interference signals |
| 06/10/1999 | WO1999029054A1 Packet-switched spread-spectrum system |
| 06/10/1999 | WO1999029047A1 Method and apparatus for increasing receiver immunity to interference |
| 06/10/1999 | DE19752847A1 Chip-type toroidal core choke e.g. for data and signal transmission lines |
| 06/10/1999 | CA2275115A1 Method and apparatus for increasing receiver immunity to interference |
| 06/09/1999 | EP0921649A1 Portable radio telephone equipment and control thereof |
| 06/09/1999 | CN1219320A 多调谐器接收机 Multi-tuner receivers |
| 06/09/1999 | CN1219310A System and method for reducing interference generated by a digital communication device |
| 06/09/1999 | CN1218945A Identification of static and non-static signals |
| 06/08/1999 | CA2094391C Co-channel interference reduction system for digital high definition television |
| 06/01/1999 | US5909472 Digital circuit clocking using a dual side band suppressed carrier clock modulated signal |
| 05/27/1999 | WO1999026365A1 Improvement in, or relating to, subscriber line transmission systems |
| 05/27/1999 | DE19837658A1 Transmission signal reception circuit with scanning circuit |
| 05/26/1999 | EP0613599B1 A spread-time code division multiple access technique with arbitrary spectral shaping |
| 05/25/1999 | US5907799 Process for operating at least one receiver of radio signals, placed in the vicinity of a radiating facility or apparatus |
| 05/25/1999 | US5907624 Noise canceler capable of switching noise canceling characteristics |
| 05/20/1999 | WO1999009695A3 Method for eliminating interference in a bipolar data stream and circuitry for implementing said method |
| 05/19/1999 | CN2319965Y Dynamic noise reducing language processor |
| 05/12/1999 | DE19756729A1 Electric motor and fluid pump module e.g. for anti-lock braking system of motor vehicle |
| 05/11/1999 | US5903819 Noise suppressor circuit and associated method for suppressing periodic interference component portions of a communication signal |
| 05/06/1999 | WO1999022456A2 Arrangement and method relating to radio communication |
| 05/06/1999 | EP0913951A2 Method for suppressing narrow-band, fixed-frequency interference in an audio signal |
| 05/05/1999 | CN1216170A Filter for pair of data communication lines |
| 05/04/1999 | US5901357 Frequency allocation for subscribers of multiple telephone systems having frequency sharing |
| 05/04/1999 | CA2021244C Noise reducing device |
| 04/29/1999 | WO1999021396A1 Howling eliminator |
| 04/28/1999 | EP0911967A2 Apparatus and method for equilizer filter units |
| 04/28/1999 | CN1215266A High-resolution clock reconstruction used in mobile communication equipment |
| 04/21/1999 | EP0748573B1 Secure radio personal communications system and method |
| 04/14/1999 | EP0909049A2 Method for controlling the clock frequency of a wireless communication terminal |
| 04/14/1999 | EP0908024A1 Packet-switched spread-spectrum system |
| 04/14/1999 | CN1214178A Cordless time-duplex phone with improved hearing-aid compatible mode |
| 04/14/1999 | CN1214163A Time-duplex wireless telephone with improved hearing-aid compatiblity |
| 04/13/1999 | US5894517 High-speed backplane bus with low RF radiation |
| 04/13/1999 | US5894500 Method and apparatus for canceling signals in a spread-spectrum communication system |
| 04/08/1999 | WO1998039209A9 Sound reduction method and system for jet engines |
| 04/07/1999 | EP0906676A1 Method and apparatus for implementing a wireline transmission connection |
| 04/06/1999 | US5892668 Noise-cut filter for power converter |
| 03/31/1999 | EP0905927A2 Communication system comprising lightning protection |
| 03/30/1999 | US5889841 Modem with noise eliminating circuit |
| 03/30/1999 | US5889819 EMI reduction using double sideband suppressed carrier modulation |
| 03/17/1999 | CN1042586C Transducer with inner conductive cover for EMI shielding |
| 03/16/1999 | US5883927 Digital wireless telecommunication device for reduced interference with hearing aids |
| 03/16/1999 | US5883574 Arrangement for preventing disturbances in electronic alarm systems |
| 03/11/1999 | DE19739013A1 Executing safety switch-off of apparatus transmitting interfering pulses inside devices susceptible to such pulses, esp. aeroplanes |
| 03/10/1999 | CN1210638A Portable radio telephone equipment and control thereof |
| 03/09/1999 | US5881363 Method and apparatus for combatting ingress and multipath in a CATV return channel |
| 03/09/1999 | US5881093 Method of interleaving a convolutionally coded signal in a spread spectrum communication system |
| 03/03/1999 | CN1209918A Selective filtering for co-channel interference reduction |
| 03/02/1999 | US5878086 Method and apparatus for producing a deterministic sequence from an IIR filter |
| 03/02/1999 | US5878082 Data communication device for implementing accurate data communication |
| 02/25/1999 | WO1999009695A2 Method for eliminating interference in a bipolar data stream and circuitry for implementing said method |
| 02/25/1999 | DE19735752A1 Noise suppression method in bipolar data flow |
| 02/24/1999 | EP0898266A2 A method and an arrangement for attenuating noise in a space by generating antinoise |
| 02/24/1999 | EP0746916A4 Frequency selection method and apparatus |
| 02/20/1999 | CA2368848A1 Wireless communication apparatus and wireless communication method |
| 02/18/1999 | WO1998039209A3 Sound reduction method and system for jet engines |
| 02/17/1999 | EP0896765A1 System and method for reducing am-interference generated by a cdma communications device |
| 02/11/1999 | WO1999007090A1 Method and apparatus for transmitting signals in a communication system |
| 02/09/1999 | US5869892 Noise eliminating element and electrical circuit having the same |
| 02/04/1999 | WO1999005807A1 Adaptive precoding system and method to compensate for changes in a communications channel |
| 02/04/1999 | DE19729951A1 Electromagnetic compatibility circuit arrangement for electronic control apparatus |
| 02/03/1999 | EP0895338A2 Method for reducing disturbances in an electronic device including a switching power supply |
| 02/03/1999 | EP0894390A1 Digital radio frequency interference canceller |
| 02/03/1999 | EP0894371A1 System and method for reducing interference generated by a digital communication device |
| 02/03/1999 | EP0894364A1 Radio frequency noise canceller |
| 01/28/1999 | WO1999004538A1 Method and apparatus for data transmission within a broad-band communication system |
| 01/26/1999 | US5864089 Low-crosstalk modular electrical connector assembly |
| 01/26/1999 | CA2083304C Equalization and decoding for digital communication channel |
| 01/19/1999 | US5862465 Hysteresis-free anti-saturation circuit |
| 01/19/1999 | US5862156 Adaptive sequence estimation for digital cellular radio channels |
| 01/19/1999 | US5862133 For communicating data |
| 01/14/1999 | WO1998042092A3 Improved channel spacing for distortion reduction |
| 01/14/1999 | DE19828583A1 Electrical connector component |
| 01/05/1999 | US5857060 Noise suppression in PWM-driven DC motor |
| 01/05/1999 | CA2123488C A spread-time code division multiple access technique with arbitrary spectral shaping |
| 12/30/1998 | WO1998059472A2 Filter method and apparatus for combined multiple frequency signals |
| 12/30/1998 | WO1998039884A3 Technique for clock shifting in an integrated transceiver |
| 12/30/1998 | EP0886922A1 Selective filtering for co-channel interference reduction |
| 12/30/1998 | EP0886852A1 Noise suppressor circuit and associated method for suppressing periodic interference component portions of a communication signal |
| 12/24/1998 | DE19732120A1 Method for suppressing interference from electromagnetic radiation of electromedical equipment |
| 12/23/1998 | EP0744105B1 Method and system for audio scrambling and descrambling |
| 12/22/1998 | US5852633 Method for allocating data in a data communication system |
| 12/22/1998 | US5852613 Automobile multiplex communication system |
| 12/22/1998 | CA2122735C Oscillator frequency divide-down transmit offset scheme for reducing self-quieting |
| 12/22/1998 | CA2120057C Time division duplex transceiver |