- All sections
- H - Electricity
- H04B - Transmission
- H04B 1/408 - Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency the transmitter oscillator frequency being identical to the receiver local oscillator frequency
Patent holdings for IPC class H04B 1/408
Total number of patents in this class: 25
10-year publication summary
|
2
|
0
|
3
|
5
|
4
|
2
|
2
|
2
|
2
|
0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| Qualcomm Incorporated | 76576 |
2 |
| Intel Corporation | 45621 |
2 |
| Denso Corporation | 23338 |
2 |
| Sensanna Incorporated | 22 |
2 |
| BlackBerry Limited | 5958 |
1 |
| Toshiba Corporation | 12017 |
1 |
| Ericsson | 20417 |
1 |
| Texas Instruments Incorporated | 19376 |
1 |
| NPX B.V. | 2204 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
| Realtek Semiconductor Corp. | 3028 |
1 |
| Socionext Inc. | 1575 |
1 |
| National Chung Shan Institute of Science and Technology | 359 |
1 |
| Nordic Semiconductor ASA | 553 |
1 |
| Starry, Inc. | 39 |
1 |
| China Communication Technology Co.,Ltd. | 173 |
1 |
| Toshiba Electronic Devices & Storage Corporation | 1602 |
1 |
| China Star Communication Co., Ltd. | 6 |
1 |
| Swiftlink Technologies Inc. | 63 |
1 |
| Other owners | 0 |