Class H03F : AMPLIFIERS
Subclass 1/08: 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)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12231097 | Trans-impedance amplifier for ultrasound device and related apparatus and methods | Dec 20, 23 | Feb 18, 25 | BFLY OPERATIONS, INC. |
| 12206369 | High flux detection and imaging using capacitor transimpedance amplifier (CTIA)-based unit cells in imaging devices | Feb 07, 23 | Jan 21, 25 | Raytheon Company |
| 12191832 | Load-modulated balanced amplifier (LMBA) based on variable cross-coupled pair (XCP) | May 26, 23 | Jan 07, 25 | CHENGDU FLUXWORKS TECHNOLOGY CO., LTD |
| 12163787 | Method and system for control and readout of tuning fork gyroscope | Dec 16, 22 | Dec 10, 24 | The Charles Stark Draper Laboratory, Inc. |
| 12155359 | Driver circuit arrangement for driving load and differential drive arrangement thereof | Sep 08, 21 | Nov 26, 24 | SHENZHEN GOODIX TECHNOLOGY CO., LTD. |
| 12136901 | Broadband, high-efficiency, non-modulating power amplifier architecture | Nov 02, 21 | Nov 05, 24 | MACOM Technology Solutions Holdings, Inc. |
| 12113532 | Pseudo resistor with autotune function | Dec 30, 22 | Oct 08, 24 | Novatek Microelectronics Corp. |
| 12107548 | Amplifier circuit | Apr 13, 21 | Oct 01, 24 | RichWave Technology Corp. |
| 11996807 | Low noise trans-impedance amplifier | May 05, 22 | May 28, 24 | Beken Corporation |
| 11984855 | Source switched split LNA | May 07, 21 | May 14, 24 | pSemi Corporation |
| 11979119 | Apparatus and method for amplifying power in transmission device | Aug 28, 19 | May 07, 24 | Samsung Electronics Co., Ltd. |
| 11971735 | Low area frequency compensation circuit and method | Oct 29, 20 | Apr 30, 24 | Agilent Technologies Texas Instruments Incorporated |
| 11973471 | Method and system for process and temperature compensation in a transimpedance amplifier using a dual replica | Jan 24, 23 | Apr 30, 24 | Cisco Technology Inc. |
| 11909361 | Broadband logarithmic detector with high dynamic range | Oct 22, 19 | Feb 20, 24 | NANJING MILLIWAY MICROELECTRONICS TECHNOLOGY CO., LTD. |
| 11894808 | Power amplifier with variable bias impedance | Sep 28, 21 | Feb 06, 24 | Skyworks Solutions, Inc. |
| 11867563 | High dynamic device for integrating an electric current | Feb 27, 19 | Jan 09, 24 | LYNRED |
| 11863128 | Power amplifier circuit | Feb 04, 21 | Jan 02, 24 | Murata Manufacturing Co Ltd. |
| 11863133 | Trans-impedance amplifier for ultrasound device and related apparatus and methods | May 26, 21 | Jan 02, 24 | BFLY OPERATIONS, INC. |
| 11843355 | High-energy suppression for capacitor transimpedance amplifier (CTIA)-based imagers or other imaging devices | Feb 04, 22 | Dec 12, 23 | Raytheon Company |
| 11828782 | Electric field measuring device and electric field measuring method | May 06, 22 | Nov 28, 23 | Hitachi, Ltd. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0110,357 | ELECTRO-OPTICAL MIXER | Feb 01, 23 | Apr 03, 25 | Not available |
| 2025/0105,795 | POWER AMPLIFIER | Dec 11, 23 | Mar 27, 25 | Industrial Technology Research Institute |
| 2025/0080,067 | BANDWIDTH TUNING USING SINGLE-INPUT MULTIPLE-OUTPUT LOW-NOISE AMPLIFIER | Sep 06, 23 | Mar 06, 25 | Not available |
| 2025/0038,714 | BIASING CIRCUIT FOR RADIO FREQUENCY AMPLIFIER | Jul 25, 23 | Jan 30, 25 | Not available |
| 2024/0413,801 | VOLTAGE-MODE FILTERS WITH OUTPUT IMPEDANCE NEUTRALIZATION | Jun 07, 23 | Dec 12, 24 | Not available |
| 2024/0364,269 | Source Switched Split LNA | May 02, 24 | Oct 31, 24 | Not available |
| 2024/0339,975 | AMPLIFIER WITH CAPABILITY OF GAIN COMPENSATION AND PIPELINED ANALOG-TO-DIGITAL CONVERTOR INCLUDING THE SAME | Mar 12, 24 | Oct 10, 24 | Not available |
| 2024/0339,976 | RAIL-TO-RAIL INPUT STAGE CIRCUIT AND OPERATIONAL AMPLIFIER | Dec 30, 23 | Oct 10, 24 | Not available |
| 2024/0305,248 | LOW-NOISE AMPLIFIER WITH SEGMENTED CORE AND TUNABLE RESISTIVE FEEDBACK | Feb 21, 24 | Sep 12, 24 | Not available |
| 2024/0275,344 | TRANSCONDUCTANCE AMPLIFIER WITH AN INVERSE RELATIONSHIP BETWEEN A CONTROL VOLTAGE AND A TRANSCONDUCTANCE AND A SWITCHING REGULATOR USING THE TRANSCONDUCTANCE AMPLIFIER IN A FEEDBACK CIRCUIT | Feb 14, 23 | Aug 15, 24 | ALLEGRO MICROSYSTEMS, LLC |
| 2024/0267,012 | POWER AMPLIFIER CIRCUIT AND COMMUNICATION DEVICE | Apr 18, 24 | Aug 08, 24 | Murata Manufacturing Co. Ltd. |
| 2024/0243,711 | AMPLIFIER CIRCUIT AND ELECTRONIC APPARATUS | Feb 03, 22 | Jul 18, 24 | Not available |
| 2024/0223,130 | VOLTAGE BUFFER | Dec 29, 22 | Jul 04, 24 | Not available |
| 2024/0223,138 | OVERCURRENT PROTECTION CIRCUIT AND POWER AMPLIFIER INCLUDING THE SAME | Apr 17, 23 | Jul 04, 24 | SAMSUNG-ELECTRO-MECHANICS CO. LTD. |
| 2024/0204,732 | AMPLIFIER CIRCUIT | Jan 23, 23 | Jun 20, 24 | Not available |
| 2024/0186,970 | AMPLIFIER CIRCUIT AND PHOTODETECTION DEVICE | Sep 01, 23 | Jun 06, 24 | Not available |
| 2024/0178,803 | AMPLIFIER WITH OUTPUT HARMONIC TERMINATION AND OUTPUT IMPEDANCE NETWORK | Feb 16, 23 | May 30, 24 | Not available |
| 2024/0178,807 | METHODS AND APPARATUS TO REDUCE OFFSET AND GAIN ERROR IN MULTISTAGE CURRENT SENSE AMPLIFIERS | Nov 28, 22 | May 30, 24 | Not available |
| 2024/0154,589 | DIFFERENTIAL AMPLIFIER CIRCUIT | Dec 26, 22 | May 09, 24 | ASMedia Technology Inc. |
| 2024/0146,252 | BASELINE WANDER DIFFERENTIAL TIA WITH RESISTIVE FEEDFORWARD AC COUPLING PATH | Oct 31, 22 | May 02, 24 | Not available |
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