Class H03L : AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
Subclass 7/08: Automatic control of frequency or phase; Synchronisation (tuning of resonant circuits in general H03J; synchronising in digital communication systems, see the relevant groups in class H04) using a reference signal applied to a frequency- or phase-locked loop Details of the phase-locked loop
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12267076 | Signal receiving apparatus, clock and data recovery circuit and clock and data recovery method thereof | Aug 25, 23 | Apr 01, 25 | Realtek Semiconductor Corporation |
| 12267082 | Frequency-regulated oscillator circuit | Aug 31, 23 | Apr 01, 25 | NXP USA, Inc. |
| 12267187 | Split-path equalizer and related methods, devices and systems | Sep 01, 22 | Apr 01, 25 | RAMBUS INC. |
| 12261606 | Measuring pin-to-pin delays between clock routes | Jun 20, 23 | Mar 25, 25 | Skyworks Solutions, Inc. |
| 12261607 | Multi-path voltage-controlled oscillator with same varactor controlled by inputs from different paths and associated method | May 31, 23 | Mar 25, 25 | MediaTek Inc. |
| 12255676 | Signal processing systems and methods | Sep 25, 23 | Mar 18, 25 | SureWave Technology Limited |
| 12255979 | Clock recovery unit adjustment | Jan 13, 23 | Mar 18, 25 | Keysight Technologies, Inc. |
| 12249990 | Apparatus and method for wideband multi-phase clock generation | Nov 15, 23 | Mar 11, 25 | Ciena Corporation |
| 12228670 | Communication unit, integrated circuits and method for clock and data synchronization | Jun 21, 19 | Feb 18, 25 | NXP USA, Inc. |
| 12228960 | Interface system | Mar 11, 24 | Feb 18, 25 | Kioxia Corporation |
| 12231127 | System for signal propagation and method of operating the same | Jul 14, 23 | Feb 18, 25 | Taiwan Semiconductor Manufacturing Company Ltd. |
| 12224743 | Buffer for voltage controlled oscillator (VCO) or other applications | Jan 17, 23 | Feb 11, 25 | QUALCOMM Incorporated |
| 12224756 | Clock and data recovery circuit using neural network circuit to obtain frequency difference information | Jan 30, 23 | Feb 11, 25 | MediaTek Inc. |
| 12225104 | Dynamically weighted exclusive or gate having weighted output segments for phase detection and phase interpolation | Jun 13, 23 | Feb 11, 25 | Not available |
| 12218672 | Frequency multiplier calibration | Dec 30, 22 | Feb 04, 25 | Agilent Technologies Texas Instruments Incorporated |
| 12212328 | Phase detectors with extrapolation of timing events | May 31, 23 | Jan 28, 25 | Analog Devices Inc. |
| 12212645 | Reset synchronizing circuit and glitchless clock buffer circuit for preventing start-up failure, and IQ divider circuit | Sep 07, 23 | Jan 28, 25 | Samsung Electronics Co. Ltd. |
| 12199619 | Cascaded phase interpolator topology for quadrature-rate multilevel pulse amplitude modulation data sampling | Jun 27, 23 | Jan 14, 25 | NVIDIA Corporation |
| 12199620 | Clock data recovery circuit | Apr 20, 23 | Jan 14, 25 | Himax Technologies Limited |
| 12181963 | Robust circuitry for passive fundamental components | Sep 24, 21 | Dec 31, 24 | QUALCOMM Incorporated |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0105,848 | CLOCK DATA RECOVERY CIRCUIT AND APPARATUS INCLUDING THE SAME | Aug 20, 24 | Mar 27, 25 | Seoul National University R&DB Foundation |
| 2025/0096,847 | CONTACTLESS COMMUNICATION DEVICE BY ACTIVE LOAD MODULATION | Sep 11, 24 | Mar 20, 25 | STMicroelectronics International N.V. |
| 2025/0070,697 | SYSTEM AND METHOD FOR DECOUPLING CURRENT COMMAND COMPONENTS IN A SYNCHRONOUSLY-ROTATING FRAME | Dec 16, 21 | Feb 27, 25 | Not available |
| 2025/0070,785 | METHOD TO TEST SYNCHRONOUS DOMAINS DURING STUCK-AT TEST | Aug 21, 23 | Feb 27, 25 | STMicroelectronics International N.V. |
| 2025/0047,288 | TRANSMISSION DEVICE, TRANSMISSION/RECEPTION SYSTEM, AND METHOD FOR CONTROLLING TRANSMISSION DEVICE | Sep 29, 22 | Feb 06, 25 | Not available |
| 2025/0030,533 | Continuously changing system clock in a packet processing module based on load determined by deterministic feedback signals | Dec 18, 23 | Jan 23, 25 | Ciena Corporation |
| 2025/0015,786 | CLOCK DOUBLER, A CLOCK GENERATING DEVICE AND A SEMICONDUCTOR SYSTEM USING THE SAME | Nov 09, 23 | Jan 09, 25 | SK HYNIX INC. |
| 2025/0007,522 | PHASE ALIGNING MULTIPLE CHANNEL DIVIDERS WITHOUT STOPPING VCO ROOT CLOCK | Jun 29, 23 | Jan 02, 25 | Not available |
| 2024/0419,208 | SIGNAL TRANSMITTING SYSTEM AND SIGNAL TRANSMITTING METHOD | Jun 13, 24 | Dec 19, 24 | Realtek Semiconductor Corp. |
| 2024/0406,870 | Wake-Up Receiver For Narrowband IoT Applications | Aug 15, 24 | Dec 05, 24 | The Regents of the University of Michigan |
| 2024/0396,559 | APPARATUS, METHOD AND RECORDING MEDIUM FOR DIGITAL CLOCK AND DATA RECOVERY | Jan 24, 24 | Nov 28, 24 | Not available |
| 2024/0380,411 | CONFIGURABLE VOLTAGE REGULATOR CIRCUIT AND TRANSMITTER CIRCUIT | Jul 23, 24 | Nov 14, 24 | Not available |
| 2024/0364,348 | SYNCHRONIZATION OF MULTIPLE CLOCK DIVIDERS BY USING LOWER-FREQUENCY CLOCKS AND SLIPPING CYCLES | Apr 28, 23 | Oct 31, 24 | Avago Technologies International Sales Pte. Limited |
| 2024/0356,551 | CLOCK RECEIVING CIRCUIT AND ELECTRONIC DEVICE | Mar 02, 22 | Oct 24, 24 | Not available |
| 2024/0356,576 | TRANSMISSION OF HIGH-FREQUENCY RADIO SIGNALS | Jun 28, 24 | Oct 24, 24 | Not available |
| 2024/0345,161 | Machine Learning Control of Clock Drift | Jun 27, 24 | Oct 17, 24 | Not available |
| 2024/0348,420 | TRANSMITTING CLOCK REFERENCE OVER REVERSE CHANNEL IN A BIDIRECTIONAL SERIAL LINK | Apr 26, 24 | Oct 17, 24 | Maxim Integrated Products, Inc. |
| 2024/0322,994 | SYSTEM AND METHOD OF CLOCK AND DATA RECOVERY | Oct 04, 23 | Sep 26, 24 | Not available |
| 2024/0303,209 | CONTINUOUS ADAPTIVE DATA CAPTURE OPTIMIZATION FOR INTERFACE CIRCUITS | May 15, 24 | Sep 12, 24 | Not available |
| 2024/0302,432 | BUILT-IN SELF TEST CIRCUIT FOR MEASURING PERFORMANCE OF CLOCK DATA RECOVERY AND SYSTEM-ON-CHIP INCLUDING THE SAME | Mar 06, 24 | Sep 12, 24 | Samsung Electronics Co. Ltd. |
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