Class H03F : AMPLIFIERS
Subclass 1/18: Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements (wide-band amplifiers with inter-stage coupling networks incorporating these impedances H03F 1/42; eliminating transit-time effects in vacuum tubes H01J 21/34) by use of distributed coupling
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12267048 | Common-emitter amplifier with unilateral pre-embedding inductors | Dec 09, 24 | Apr 01, 25 | Beijing University of Posts and Telecommunications |
| 12218399 | Systems and methods for general-purpose, high-performance transversal filter processing | Nov 03, 23 | Feb 04, 25 | Georgia Tech Research Corporation |
| 12113496 | Power amplifier with large output power | Jun 24, 19 | Oct 08, 24 | Telefonaktiebolaget LM Ericsson ( publ) |
| 11791856 | Transimpedance amplifier (TIA) with tunable input resistance | Sep 15, 22 | Oct 17, 23 | Apple Inc. |
| 11621674 | High-efficiency amplifier | Nov 10, 20 | Apr 04, 23 | Mitsubishi Electric Corporation |
| 11595069 | Transimpedance amplifier (TIA) with tunable input resistance | Jul 14, 21 | Feb 28, 23 | Apple Inc. |
| 10680560 | Transformer or inductor sharing in a radio frequency amplifier and method therefor | Jul 27, 18 | Jun 09, 20 | MediaTek Inc. |
| 10547275 | High efficiency wide bandwidth power amplifier | Dec 29, 17 | Jan 28, 20 | Not available |
| 10530311 | Envelope tracking amplifier circuit | Oct 03, 18 | Jan 07, 20 | Qorvo US, Inc. |
| 10425044 | Cancellation capacitor for aliasing and distortion improvement | Nov 15, 18 | Sep 24, 19 | Agilent Technologies Texas Instruments Incorporated |
| 10340858 | Linearized distributed amplifier architecture | Jun 29, 17 | Jul 02, 19 | Qorvo US, Inc. |
| 10263573 | Driver with distributed architecture | Aug 30, 17 | Apr 16, 19 | MACOM Technology Solutions Holdings, Inc. |
| 10181826 | Envelope tracking amplifier circuit | Oct 03, 17 | Jan 15, 19 | Qorvo US, Inc. |
| 10164579 | Distributed amplifier | May 07, 18 | Dec 25, 18 | HITTITE MICROWAVE LLC |
| 10122325 | Distributed amplifier with improved stabilization | Aug 18, 16 | Nov 06, 18 | HITTITE MICROWAVE LLC |
| 10027296 | Architecture of a wideband distributed amplification device | Oct 06, 16 | Jul 17, 18 | Thales; CENTRE NATIONAL D'ETUDES SPATIALES (CNES); |
| 9722541 | Distributed amplifier | Feb 17, 16 | Aug 01, 17 | FUJITSU LIMITED |
| 9712124 | Distributed amplifier | Jul 14, 15 | Jul 18, 17 | TSINGHUA UNIVERSITY |
| 9641136 | Travelling wave amplifier (TWA) for driving optical modulator | Aug 27, 15 | May 02, 17 | SUMITOMO ELECTRIC INDUSTRIES, LTD. |
| 9634614 | Distributed power amplifier circuit | Feb 19, 14 | Apr 25, 17 | TELEFONAKTIEBOLAGET L M ERICSSON (PUBL) |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0396,501 | DISTRIBUTED POWER AMPLIFIER | Apr 22, 24 | Nov 28, 24 | NEC Corporation |
| 2024/0114,109 | CABLE NETWORK DEVICE WITH LOW LOSS MEASUREMENT PORT | Sep 07, 23 | Apr 04, 24 | Not available |
| 2023/0170,852 | BROADBAND ON-CHIP NESTED-LOOP ALTERNATING CURRENT (AC)-COUPLING SYSTEMS AND METHODS | Nov 16, 22 | Jun 01, 23 | Maxim Integrated Products, Inc. |
| 2021/0075,375 | HIGH-EFFICIENCY AMPLIFIER | Nov 10, 20 | Mar 11, 21 | Mitsubishi Electric Corporation |
| 2018/0294,775 | RADIO-FREQUENCY SIGNAL PROCESSING MODULE CAPABLE OF EFFECTIVELY REMOVING POWER INTERFERENCE | May 21, 17 | Oct 11, 18 | Not available |
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