H03D

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Description

DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER (masers, lasers H01S; circuits capable of acting both as modulator and demodulator H03C; details applicable to both modulators and frequency-changers H03C; demodulating pulses H03K 9/00; transforming types of pulse modulation H03K 11/00; coding, decoding or code conversion, in general H03M; repeater stations H04B 7/14; demodulators adapted for digitally modulated-carrier systems H04L 27/00; synchronous demodulators adapted for colour television H04N 9/66)

Subclasses

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Subclass Title
1/00 Demodulation of amplitude-modulated oscillations (H03D 5/00, H03D 9/00, H03D 11/00 take precedence)
1/02 Demodulation of amplitude-modulated oscillations (H03D 5/00, H03D 9/00, H03D 11/00 take precedence) Details
1/04 Demodulation of amplitude-modulated oscillations (H03D 5/00, H03D 9/00, H03D 11/00 take precedence) Details Modifications of demodulators to reduce interference by undesired signals
1/06 Demodulation of amplitude-modulated oscillations (H03D 5/00, H03D 9/00, H03D 11/00 take precedence) Details Modifications of demodulators to reduce distortion, e.g. by negative feedback
1/08 Demodulation of amplitude-modulated oscillations (H03D 5/00, H03D 9/00, H03D 11/00 take precedence) by means of non-linear two-pole elements (H03D 1/22, H03D 1/26, H03D 1/28 take precedence)

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Recent Patents

Not Available
Patent #TitleFiling DateIssue DatePatent Owner
9,124,215 Mixer circuit Apr 04, 11 Sep 01, 15 TELEFONAKTIEBOLAGET L M ERICSSON (PUBL), TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)
9,124,346 Switching gates mixer Dec 09, 10 Sep 01, 15 NITERO PTY LIMITED, NITERO PTY LIMITED
9,124,414 Receiver Sep 15, 14 Sep 01, 15 HUAWEI TECHNOLOGIES CO., LTD., HUAWEI TECHNOLOGIES CO. LTD.
9,124,415 PLL glitchless phase adjustment system Jan 14, 15 Sep 01, 15 MICROSEMI SEMICONDUCTOR ULC, MICROSEMI SEMICONDUCTOR ULC
9,124,416 Method for determining phase of clock used for reception of parallel data, receiving circuit, and electronic apparatus Aug 13, 14 Sep 01, 15 SOCIONEXT INC., SOCIONEXT INC.
9,118,276 High linearity mixer using a 33% duty cycle clock for unwanted harmonic suppression Feb 11, 14 Aug 25, 15 MEDIATEK SINGAPORE PTE. LTD., MEDIATEK SINGAPORE PTE LTD
9,118,370 Method and apparatus for impulsive noise mitigation using adaptive blanker based on BPSK modulation system Apr 17, 14 Aug 25, 15 INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY, ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE; INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUS;
9,118,401 Method of adaptive interference mitigation in wide band spectrum Oct 28, 14 Aug 25, 15 HARRIS CORPORATION, HARRIS CORPORATION
9,118,458 Clock phase alignment Apr 24, 14 Aug 25, 15 TELEFONAKTIEBOLAGET L M ERICSSON (PUBL), TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)
9,118,528 Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships Feb 04, 14 Aug 25, 15 PARKERVISION, INC., PARKERVISION, INC.
9,112,646 Interpolator-based clock and data recovery with reduced quantization error Feb 11, 14 Aug 18, 15 ALTERA CORPORATION, ALTERA CORPORATION
9,112,661 Method and apparatus for data reception in high-speed applications May 21, 14 Aug 18, 15 MARVELL INTERNATIONAL LTD., MARVELL INTERNATIONAL LTD.
9,112,762 Digital mobile passive leak detection for broadband communication system Mar 08, 13 Aug 18, 15 COMSONICS, INC., COMSONICS INC.
9,103,862 Method of checking the directivity and polarization of coherent field distributions in a reverberant medium Mar 30, 10 Aug 11, 15 SUPELEC, SUPELEC
9,106,262 Memory efficient implementation of LDPC decoder Mar 24, 14 Aug 11, 15 HONG KONG APPLIED SCIENCE AND TECHNOLOGY RESEARCH INSTITUTE COMPANY LIMITED, HONG KONG APPLIED SCIENCE AND TECHNOLOGY RESEARCH INSTITUTE COMPANY LIMITED
9,106,403 Frequency offset estimation method and associated apparatus applied to multi-carrier communication system Sep 26, 13 Aug 11, 15 MSTAR SEMICONDUCTOR, INC., MSTAR SEMICONDUCTOR, INC.
9,106,458 Method for detecting phase and phase detecting system Mar 25, 14 Aug 11, 15 SK HYNIX INC., SK HYNIX INC.
9,106,470 Enhanced decoding and demapping method and apparatus for QAM data signals Jul 19, 13 Aug 11, 15 QUALCOMM INCORPORATED, QUALCOMM INCORPORATED
9,106,497 Apparatus and method for improving OFDM receiver performance in the presence of narrowband interferers Aug 28, 12 Aug 11, 15 INTEL CORPORATION, INTEL CORP.

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Recent Publications

Not Available
Publication #TitleFiling DatePub DatePatent Owner
2015/0244,321 RECEPTION CIRCUIT, AND RECEPTION APPARATUS Dec 23, 14 Aug 27, 15 SONY CORPORATION,
2015/0244,551 Method and System for Down-Converting an Electromagnetic Signal, and Transforms for Same, and Aperture Relationships Mar 05, 15 Aug 27, 15 PARKERVISION, INC.,
2015/0236,647 CIRCUIT CONFIGURATION USING A FREQUENCY CONVERTER TO ACHIEVE TUNABLE CIRCUIT COMPONENTS SUCH AS FILTERS AND AMPLIFIERS Mar 13, 13 Aug 20, 15 ,
2015/0229,315 PHASE FREQUENCY DETECTOR Feb 17, 15 Aug 13, 15 ,
2015/0229,497 Loopback Technique for IQ Imbalance Estimation for Calibration in OFDM Systems Sep 10, 13 Aug 13, 15 ST-ERICSSON AT SA,

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Patents Issued To Date - By Filing Year

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