- All sections
- H - Electricity
- H03L - Automatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses
- H03L 7/23 - Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
Patent holdings for IPC class H03L 7/23
Total number of patents in this class: 189
10-year publication summary
|
25
|
20
|
20
|
25
|
13
|
15
|
11
|
5
|
8
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rambus Inc. | 2355 |
10 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42036 |
9 |
| Telefonaktiebolaget LM Ericsson (publ) | 27768 |
9 |
| Marvell Asia PTE, Ltd. | 6555 |
8 |
| Qualcomm Incorporated | 84335 |
7 |
| Intel Corporation | 46678 |
7 |
| Mitsubishi Electric Corporation | 45752 |
7 |
| Ericsson | 21565 |
6 |
| Texas Instruments Incorporated | 19493 |
5 |
| Seiko Epson Corporation | 19261 |
4 |
| Analog Devices, Inc. | 3393 |
4 |
| Novatek Microelectronics Corp. | 1302 |
4 |
| Cavium International | 5084 |
4 |
| Samsung Electronics Co., Ltd. | 143812 |
3 |
| Infineon Technologies AG | 8190 |
3 |
| Huawei Technologies Co., Ltd. | 110803 |
3 |
| NPX B.V. | 2471 |
3 |
| Altera Corporation | 2203 |
3 |
| Ciena Corporation | 2016 |
3 |
| Kandou Labs, S.A. | 325 |
3 |
| Other owners | 84 |