Ralf Keller Email
Senior Expert Core Network Architecture @ Ericsson
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Ralf Keller Location
- Aachen, NRW, DE
Ralf Keller Work
- Senior Expert Core Network Architecture @ (October 2026 - Present)
- Expert in Core Network Migration @ (January 2019 - Present)
- Acting head @ (August 2022 - Present)
- Expert in Multi-Access and Multimedia Coexistence @ (July 2008 - March 2019)
- Research assistant @ (January 1991 - January 1996)
Ralf Keller Education
- University of Mannheim
Doctor of Computer Science
Ralf Keller Skills
- 2G
- 3G
- 3GPP
- 3GPP SA2 standardisation
- 4G
- BMBF projects
- BMWi
- CDMA
- CS
- CS-IMS interworking
- Cellular Communications
- Core Network
- Cross-functional Coordination
- Customer Engagement
- Customer Oriented
- EU projects
- Edge
- Fairs
- GPRS
- GSM
- GSMA standardisation
- HLR
- HSDPA
- HSPA
- ICS
- IMS
- IMS DB/DC
- IP
- ITU-T standardisation
- Industry cooperation
- Intelligent Networks
- LTE
- Mobile Communications
- Mobile Technology
- National regulator (RegTP)
- Patents
- QoS
- RAN
- SIP
- SRVCC
- SS7
- Sensing
- Technical Project Leadership
- Telco
- Telecommunications
- Transmission
- UMTS
- VAS
- VoLTE
- WCDMA
- Wireless
Ralf Keller Summary
- Ralf Keller, based in Aachen, NRW, DE, is currently a Senior Expert Core Network Architecture at Ericsson. Ralf Keller brings experience from previous roles at Ericsson and University of Mannheim. Ralf Keller holds a Doctor of Computer Science @ University of Mannheim. With a robust skill set that includes 2G, 3G, 3GPP, 3GPP SA2 standardisation, 4G and more. Ralf Keller has 2 emails on RocketReach.
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