Directed acyclic graph optimization based on timing information for generating optimized network clock
US-2017353292-A1 · Dec 7, 2017 · US
Clock or time synchronisation in a network (timer in protocols H04L69/28)
Clock or time synchronisation in a network (timer in protocols H04L69/28) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H04J3/0635 |
| Official title | {Clock or time synchronisation in a network (timer in protocols H04L69/28)} |
| Display label | Clock or time synchronisation in a network (timer in protocols H04L69/28) |
| Total patents | 292 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 24 |
| 2016 | 24 |
| 2017 | 16 |
| 2018 | 24 |
| 2019 | 34 |
| 2020 | 38 |
| 2021 | 17 |
| 2022 | 36 |
| 2023 | 22 |
| 2024 | 28 |
| 2025 | 21 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Clock synchronization for audio playback devices
US-9798515-B1 · Oct 24, 2017 · US
Efficient transmission of a response signal for a random access preamble transmitted from legacy or extension carrier capable devices
US-9801210-B2 · Oct 24, 2017 · US
Clock Synchronization for Audio Playback Devices
US-2017286051-A1 · Oct 5, 2017 · US
Apparatus and methods for asynchronous clock mapping
US-9742549-B1 · Aug 22, 2017 · US
Display method and display apparatus
US-2017206417-A1 · Jul 20, 2017 · US
Method for periodically measuring data in a real time computer system and real-time computer system
US-2017171350-A1 · Jun 15, 2017 · US
Secure time reference using multiple time sources
US-9645553-B1 · May 9, 2017 · US
Flow control in a network device
US-9584240-B2 · Feb 28, 2017 · US
Flow control in a network device
US-9584241-B2 · Feb 28, 2017 · US
Synchronization apparatus and method
US-9577702-B2 · Feb 21, 2017 · US
Method and system for optimizing short term stability of a clock pulse
US-9544078-B2 · Jan 10, 2017 · US
Sensing apparatus, time alignment apparatus, time processing method, and time alignment method
US-9526079-B1 · Dec 20, 2016 · US
Method for Determining a Master Time Signal, Vehicle, and System
US-2016357159-A1 · Dec 8, 2016 · US
Use of orthogonal or near orthogonal codes in reverse link
US-9496915-B2 · Nov 15, 2016 · US
Mechanism for channel synchronization
US-9479277-B2 · Oct 25, 2016 · US
Location accurate mobile events and social content
US-2016308984-A1 · Oct 20, 2016 · US
Method and device for data transfer in a computer network
US-2016294497-A1 · Oct 6, 2016 · US
Transmission method, reception method, transmission apparatus, and reception apparatus
US-2016261358-A1 · Sep 8, 2016 · US
Communication device, method and system for queueing packets to be transmitted
US-9419738-B2 · Aug 16, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H04J3/0635?
- CPC H04J3/0635 is the Cooperative Patent Classification code for “Clock or time synchronisation in a network (timer in protocols H04L69/28).”
- How many patents are filed under CPC H04J3/0635 (Clock or time synchronisation in a network (timer in protocols H04L69/28))?
- Our database includes 292 publications tagged with this CPC code.
- Is patent activity under CPC H04J3/0635 growing?
- Publication counts under this code: 28 in 2024 vs 21 in 2025 (latest complete years).