| Patents for H04B 15 - Suppression or limitation of noise or interference (10,227) |
|---|
| 12/13/1995 | EP0686326A1 Transducer with inner conductive cover for emi shielding |
| 12/12/1995 | US5475876 Tuner unit having electromagnetically isolated UHF and VHF section with no noise |
| 12/05/1995 | US5473500 Electrostatic discharge circuit for high speed, high voltage circuitry |
| 11/30/1995 | WO1995032435A1 Phase noise detector |
| 11/30/1995 | CA2191232A1 Phase noise detector |
| 11/28/1995 | US5471663 Expanded microcomputer system for controlling radio frequency interference |
| 11/28/1995 | US5471660 Channel selecting method for radio receiver and highspeed scanning type radio receiver |
| 11/23/1995 | WO1995031862A1 An arrangement for preventing disturbances in electronic alarm systems |
| 11/22/1995 | CN1112317A Self-adaptive noise filter |
| 11/07/1995 | US5465012 Active feedback system for suppression of alternating magnetic fields |
| 11/07/1995 | CA2044562C Interference source identification |
| 11/02/1995 | WO1995029542A1 Reducing interference from oscillators in electronic equipment |
| 11/02/1995 | EP0679311A1 Method and apparatus for noise quieting during resynchronization of a digital communication system |
| 11/02/1995 | EP0679301A1 A method for minimizing a phase error of a transmitter |
| 10/26/1995 | WO1995028773A1 Improved adsl compatible discrete multi-tone apparatus |
| 10/11/1995 | CN1110077A Electrical interconnect apparatus |
| 10/11/1995 | CN1110070A Discriminating between stationary and non-stationary signals |
| 10/10/1995 | US5457817 Tuner of a double superheterodyne receiver |
| 09/28/1995 | DE4190697C1 Electromagnetic screening device for mobile radio telephone circuit board |
| 09/27/1995 | EP0674400A1 Radio apparatus |
| 09/27/1995 | EP0654192A4 Oscillator frequency divide-down transmit offset scheme for reducing self-quieting. |
| 09/26/1995 | US5454037 Portable secure-telephone communications module |
| 09/21/1995 | WO1995025347A1 Cooling and screening device for an integrated circuit |
| 09/21/1995 | WO1995024876A1 Active noise attenuated dsp unit |
| 09/08/1995 | WO1995024106A1 Secure radio personal communications system and method |
| 09/08/1995 | CA2183152A1 Secure radio personal communications system and method |
| 08/29/1995 | US5446770 Time division duplex transceiver |
| 08/29/1995 | US5446707 Device for reducing electromagnetic interference in disc recording and/or reproducing apparatus with radio receiving function |
| 08/16/1995 | EP0667682A2 Noise removing device and data communication apparatus using the same |
| 08/16/1995 | EP0667062A1 Expanded microcomputer system for controlling radio frequency interference |
| 08/10/1995 | DE4403899A1 Series transmission system for transmitting data between two stations |
| 08/10/1995 | DE4402351A1 Audio equipment interference suppression apparatus |
| 08/09/1995 | EP0666637A2 A switch mode power supply |
| 08/05/1995 | CA2140066A1 Method and apparatus to conceal rf interference in am radio reception caused by a switch mode power supply |
| 08/02/1995 | CN1106178A Electrical circuits having noise eliminating element |
| 07/25/1995 | US5437060 Apparatus and method for reducing interference in a communications system |
| 07/20/1995 | WO1995019657A1 Electrostatic discharge circuit for high speed, high voltage circuitry |
| 07/13/1995 | WO1995012922A3 Method and apparatus for low cost audio scrambling and descrambling |
| 07/11/1995 | US5432817 Vehicle communications network transceiver, ground translation circuit therefor |
| 07/06/1995 | DE4400160A1 Bus circuit board for electronic system |
| 07/05/1995 | EP0661892A2 Portable information equipment system and control method thereof |
| 07/04/1995 | US5430760 Random access in mobile radio telephone systems |
| 07/04/1995 | US5430693 Radio-controlled timepiece |
| 07/04/1995 | US5430392 Clock system and method for reducing the measured level of unintentional electromagnetic emissions from an electronic device |
| 06/28/1995 | EP0413707B1 Time domain radio transmission system |
| 06/28/1995 | CN1029182C Noise eliminating element and electrical circuit having same |
| 06/27/1995 | US5428668 Radio personal communications system and method for allocating frequencies for communications between a cellular terminal and a base station |
| 06/20/1995 | US5426392 Spread clock source for reducing electromagnetic interference generated by digital circuits |
| 06/08/1995 | DE4442656A1 Screened monitor indicator with electro=optical transducer |
| 06/07/1995 | EP0656692A2 Shielding for a radio telephone |
| 06/06/1995 | US5422919 EMI suppression coding |
| 06/01/1995 | DE4337691A1 Device for screening electrical circuits from electromagnetic waves |
| 05/31/1995 | EP0655737A1 Register for variable threshold peak qualification for recording channels |
| 05/31/1995 | CN1103220A A method and apparatus for a verting electromagnetic interference |
| 05/26/1995 | WO1995014334A1 A method for minimizing a phase error of a transmitter |
| 05/24/1995 | EP0654192A1 Oscillator frequency divide-down transmit offset scheme for reducing self-quieting |
| 05/17/1995 | EP0653091A1 Discriminating between stationary and non-stationary signals |
| 05/11/1995 | WO1995012957A1 Radio personal communications system |
| 05/11/1995 | WO1995012922A2 Method and apparatus for low cost audio scrambling and descrambling |
| 05/11/1995 | DE4418202C1 Standing-wave trap |
| 05/04/1995 | WO1995012252A1 Portable secure-telephone communications module |
| 05/02/1995 | US5412541 Specifically configured sheet members or articles for use in improving sound or image quality |
| 04/27/1995 | DE4290570C2 Data transmission device |
| 04/19/1995 | EP0649076A2 Small radio controlled watch |
| 04/18/1995 | CA2053890C Time domain radio transmission system |
| 04/12/1995 | EP0648032A1 A signal quality detecting circuit and method for receivers in the GSM system |
| 04/11/1995 | US5406635 Noise attenuation system |
| 04/11/1995 | US5406149 Noise canceler |
| 03/28/1995 | US5402056 Power supply for a mobile radio transceiver |
| 03/28/1995 | US5401955 Optical noise source having three input signals |
| 03/21/1995 | US5400371 System and method for filtering random noise using data compression |
| 03/02/1995 | WO1995006370A1 An arrangement for filtering equipment-induced radio-frequency interference |
| 02/15/1995 | EP0638978A1 Power supply device |
| 02/07/1995 | US5388080 Non-integer sample delay active noise canceller |
| 01/28/1995 | CA2101391A1 Remote-controlled hydrographic surveying craft |
| 01/25/1995 | EP0635948A1 Method and circuit for correcting performance degradation in a high speed digital cable equalizer |
| 01/24/1995 | CA2127848A1 Circuit for correcting performance degradation in a bit-rate serial digital cable equalizer |
| 01/19/1995 | WO1995002288A1 Reduction of background noise for speech enhancement |
| 01/18/1995 | EP0634891A1 Transceiver circuit module having electromagnetically isolated transmitting and receiving circuit sections |
| 01/12/1995 | WO1995001675A1 Expanded microcomputer system for controlling radio frequency interference |
| 01/12/1995 | CA2142880A1 Expanded microcomputer system for controlling radio frequency interference |
| 01/04/1995 | EP0632609A2 A method and apparatus for averting electromagnetic interference |
| 01/03/1995 | US5379455 Modular distributed antenna system |
| 12/27/1994 | US5376885 MRI RF ground breaker assembly |
| 12/20/1994 | US5374779 Electro-magnetic wave shielding structure |
| 12/13/1994 | US5373101 Electrical interconnect apparatus |
| 12/08/1994 | WO1994028649A1 Interference suppressor apparatus |
| 12/08/1994 | WO1994028542A1 Discriminating between stationary and non-stationary signals |
| 12/08/1994 | CA2139628A1 Discriminating between stationary and non-stationary signals |
| 12/07/1994 | CN2185012Y Anti-interference device for radio talking device non-holding earphone |
| 12/06/1994 | US5371466 MRI RF ground breaker assembly |
| 12/01/1994 | DE4417591A1 Method and arrangement for determining absorption rate |
| 11/30/1994 | CN1095884A Radio frequency shielding method and apparatus |
| 11/24/1994 | WO1994027421A1 Electrical interconnect apparatus |
| 11/22/1994 | CA1333193C Local oscillator feedthru cancellation circuit |
| 11/17/1994 | EP0606231A4 Combination liquid crystal display driver and varactor voltage power supply. |
| 11/09/1994 | CN1094880A Frequency two times variable tuner |
| 11/08/1994 | US5363407 Transmitter optimization for spectrally congested radio communication systems |
| 11/02/1994 | EP0622778A2 Non-integer sample delay active noise canceller |
| 11/01/1994 | US5361408 Direct conversion receiver especially suitable for frequency shift keying (FSK) modulated signals |