Class H03B : GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
Subclass 5/04: Generation of oscillations using amplifier with regenerative feedback from output to input (H03B 9/00, H03B 15/00 take precedence) Details Modifications of generator to compensate for variations in physical values, e.g. power supply, load, temperature
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12255583 | Temperature compensating adjustable ultraviolet lamp driver circuit and photoionization detector employing the driver circuit | Mar 22, 23 | Mar 18, 25 | Not available |
| 12249954 | Constant-gm current source | Oct 13, 21 | Mar 11, 25 | NORDIC SEMICONDUCTOR ASA |
| 12249955 | Oven-controlled crystal oscillator | Feb 21, 22 | Mar 11, 25 | Daishinku Corporation |
| 12249956 | Oven-controlled crystal oscillator | Feb 21, 22 | Mar 11, 25 | Daishinku Corporation |
| 12249957 | Self-biased, closed loop, low current free running oscillator | Apr 06, 23 | Mar 11, 25 | NXP USA, Inc. |
| 12249959 | Voltage-controlled oscillator with tunable tail harmonic filter | Oct 11, 23 | Mar 11, 25 | GLOBALFOUNDRIES U.S. Inc. |
| 12244268 | Circuit device and oscillator | Feb 27, 23 | Mar 04, 25 | Seiko Epson Corporation |
| 12244318 | Temperature sensor for a TCXO | Dec 14, 22 | Mar 04, 25 | eoSemi Limited |
| 12218630 | Oscillator | Feb 20, 23 | Feb 04, 25 | Seiko Epson Corporation |
| 12218631 | Circuit apparatus and oscillator | Jul 26, 23 | Feb 04, 25 | Seiko Epson Corporation |
| 12212282 | Oscillator | Feb 20, 23 | Jan 28, 25 | Seiko Epson Corporation |
| 12206361 | Oscillator frequency accuracy and amplitude control | Dec 09, 22 | Jan 21, 25 | Agilent Technologies Texas Instruments Incorporated |
| 12191809 | Voltage mode controlled linear frequency modulation oscillator | May 31, 23 | Jan 07, 25 | ELITE SEMICONDUCTOR MICROELECTRONICS TECHNOLOGY INC. |
| RE50256 | Oscillation circuit, oscillator, electronic apparatus and moving object | Nov 17, 21 | Dec 31, 24 | SEIKO EPSON CORPORATION |
| 12184232 | Wideband voltage-controlled oscillator circuitry | Jul 26, 23 | Dec 31, 24 | Apple Inc. |
| 12184233 | Amplitude regulator for crystal oscillator | Nov 19, 21 | Dec 31, 24 | NORDIC SEMICONDUCTOR ASA |
| 12176852 | Voltage setting circuit, semiconductor integrated circuit and voltage setting method | Feb 18, 21 | Dec 24, 24 | Nippon Telegraph and Telephone Corporation |
| 12160240 | Method and system for generating phononic frequency comb | Apr 11, 23 | Dec 03, 24 | HRL Laboratories LLC |
| 12155384 | Reference clock frequency correction by mixing with digitally-controlled low-frequency compensation signal | Apr 13, 23 | Nov 26, 24 | Stathera IP Holding, Inc. |
| 12117865 | Frequency generating device and operation method thereof | Dec 19, 22 | Oct 15, 24 | TXC CORPORATION |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0088,147 | HIGH PRECISION ON-CHIP RC OSCILLATOR | Sep 05, 24 | Mar 13, 25 | Not available |
| 2025/0080,047 | OSCILLATOR FREQUENCY BASED ON MOBILITY AND PTAT TEMPERATURE COMPENSATION | Feb 22, 24 | Mar 06, 25 | Not available |
| 2025/0080,048 | Temperature Stabilized Frequency Control Device | Dec 21, 22 | Mar 06, 25 | Not available |
| 2025/0080,049 | DUAL RESONATOR STRUCTURE FOR TEMPERATURE-COMPENSATED OSCILLATORS, INCLUDING RELATED APPARATUSES | Aug 29, 24 | Mar 06, 25 | Not available |
| 2025/0080,050 | DUAL RESONATOR STRUCTURE FOR OVEN-CONTROLLED MEMS OSCILLATORS, INCLUDING RELATED APPARATUSES | Aug 29, 24 | Mar 06, 25 | Not available |
| 2025/0047,241 | Wideband Voltage-Controlled Oscillator Circuitry | Oct 23, 24 | Feb 06, 25 | Not available |
| 2025/0038,707 | BULK ACOUSTIC WAVE BASED CLOCKS FOR TIMING DEVICES | Jul 09, 24 | Jan 30, 25 | Not available |
| 2025/0030,382 | LOW POWER MODE CONTROL MODULE AND METHOD FOR CRYSTAL OSCILLATOR, AND CIRCUIT USING THE SAME | Dec 18, 23 | Jan 23, 25 | Not available |
| 2025/0015,759 | OSCILLATOR DEVICE | Jun 26, 24 | Jan 09, 25 | Not available |
| 2025/0007,455 | Ovenized MEMS | Jan 15, 24 | Jan 02, 25 | Not available |
| 2025/0007,456 | FREQUENCY GENERATING DEVICE AND OPERATION METHOD THEREOF | Sep 12, 24 | Jan 02, 25 | TXC Corporation |
| 2024/0429,862 | ENHANCING TEMPERATURE STABILITY IN REFERENCE CLOCK APPLICATIONS USING RESONATOR ARRAYS | Jun 23, 23 | Dec 26, 24 | Not available |
| 2024/0429,864 | Switched Oscillator Circuit | Jun 13, 24 | Dec 26, 24 | NORDIC SEMICONDUCTOR ASA |
| 2024/0421,767 | CIRCUIT DEVICE AND OSCILLATOR | Mar 22, 24 | Dec 19, 24 | Not available |
| 2024/0405,718 | OSCILLATOR CIRCUIT | Aug 16, 24 | Dec 05, 24 | Not available |
| 2024/0405,720 | OSCILLATOR CIRCUIT AND BUFFER CIRCUIT | Aug 16, 24 | Dec 05, 24 | Not available |
| 2024/0388,252 | TEMPERATURE COMPENSATION IN OSCILLATOR CIRCUITS | Nov 14, 23 | Nov 21, 24 | Not available |
| 2024/0364,261 | Oscillator | Apr 25, 24 | Oct 31, 24 | Not available |
| 2024/0364,262 | OSCILLATOR AND METHOD OF MANUFACTURING FIRST OSCILLATOR AND SECOND OSCILLATOR | Apr 25, 24 | Oct 31, 24 | Not available |
| 2024/0356,489 | Input Hysteresis Buffer in Overdrive Design | Apr 18, 23 | Oct 24, 24 | Not available |
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