IPC Subgroup
H04W 28/02 Traffic management, e.g. flow control or congestion control
Introduced: January 2009
Full Title
Network traffic management; Network resource management > Traffic management, e.g. flow control or congestion control
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- WIRELESS COMMUNICATION NETWORKS
Additional Content
flow control techniques and arrangements to regulate the amount of traffic information in the network congestion control techniques and arrangements whereby traffic information is transmitted over alternative transmission paths for balancing the load or when a preferred or desired path is unavailable due to excessive traffic carried over said path
4 direct subcodes
Child Classifications
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- H04W 28/04 Error control
- H04W 28/06 Optimising, e.g. header compression, information sizing
- H04W 28/08 Load balancing or load distribution
- H04W 28/1 Flow control
Top Applicants
Top 10 applicants by patent filingsfor class H04, 2013–2023, worldwide · Source: EPO PATSTAT
- QUALCOMM US 97,396
- HUAWEI TECHNOLOGIES COMPANY CN 96,502
- SAMSUNG ELECTRONICS COMPANY KR 86,981
- TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 55,869
- HUAWEI TECHNOLOGIES COMPANY 55,349
- LG ELECTRONICS KR 53,649
- CANON 33,341
- SONY CORPORATION JP 32,761
- ZTE CORPORATION CN 32,274
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION 28,327