Inventor profile of:

Ralf Keller

City:

Wurselen

Country:

Germany

Published Applications:

218

Last publication date:

2026-02-19

Top Assignees for applications by Ralf Keller

The entities that hold a legal rights for patent applications filed by inventor Keller Ralf:

Recent patent applications by Keller Ralf

Ralf Keller from Wurselen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2026-02-19
US20260052425A1
Electricity

NETWORK SLICE BIT RATE ENFORCEMENT

#2 | 2026-02-05
US20260040063A1
Electricity

Distributed Network Edge Security Architecture

#3 | 2026-01-29
US20260032562A1
Electricity

TECHNIQUE FOR ENABLING AN APPLICATION TO ACCESS A TARGET NETWORK FUNCTION

#4 | 2025-07-03
US20250219855A1
Electricity

UE POLICIES PROVISIONING IN A COMMUNICATIONS NETWORK

#5 | 2025-06-26
US20250211967A1
Electricity

METHODS FOR EXPOSURE OF DATA/ANALYTICS OF A COMMUNICATION NETWORK IN ROAMING SCENARIO

#6 | 2025-04-03
US20250113216A1
Electricity

DYNAMIC RETRIEVAL OF NSAC INFORMATION

#7 | 2025-03-13
US20250088566A1
Electricity

Handling Discovery Requests in a Network

#8 | 2025-01-09
US20250016602A1
Electricity

SLICE TRAFFIC MANAGEMENT

#9 | 2024-10-03
US20240334184A1
Electricity

Distributed Network Edge Security Architecture

#10 | 2024-09-26
US20240323708A1
Electricity

NETWORK SLICE QUOTAS IN THE PRESENCE OF INTERWORKING

#11 | 2024-07-11
US20240236151A9
Electricity

First IMS Node, First Core Network Node, Second IMS Node, and Methods Performed Therein

#12 | 2024-04-25
US20240137392A1
Electricity

First IMS Node, First Core Network Node, Second IMS Node, and Methods Performed Therein

#13 | 2024-04-18
US20240129029A1
Electricity

NETWORK NODE, TERMINAL, AND METHODS THEREIN

#14 | 2024-03-07
US20240080787A1
Electricity

REDIRECTION AND RETRY OF REGISTRATION

#15 | 2024-03-07
US20240080651A1
Electricity

RVAS NETWORK FUNCTION FOR HPLMN

#16 | 2023-11-30
US20230388909A1
Electricity

ENSURING NETWORK CONTROL OF SIMULTANEOUS ACCESS TO NETWORK SLICES WITH APPLICATION AWARENESS

#17 | 2023-10-05
US20230319621A1
Electricity

VoWiFi SPLIT PDU SESSION HANDOVER

#18 | 2023-09-07
US20230284108A1
Electricity

NETWORK NODES, AND METHODS PERFORMED IN A WIRELESS COMMUNICATION NETWORK

#19 | 2023-08-31
US20230276316A1
Electricity

Communication Establishment

#20 | 2023-06-29
US20230208983A1
Electricity

Method and network node for home charging of offloaded traffic at visited network

#21 | 2023-06-15
US20230188574A1
Electricity

VOICE SERVICE HANDLING OF A UE IN A 5G SYSTEM

#22 | 2023-05-25
US20230164659A1
Electricity

FIRST NODE, SECOND NODE, THIRD NODE AND METHODS PERFORMED THEREBY FOR HANDLING ROAMING INFORMATION

#23 | 2023-03-23
US20230089553A1
Electricity

NETWORK NODE, USER EQUIPMENT, AND METHODS PERFORMED IN A COMMUNICATION NETWORK

#24 | 2023-03-16
US20230083873A1
Electricity

Maintaining N32 interface when using different radio access technologies

#25 | 2022-11-24
US20220377655A1
Electricity

Network Slicing Scalability Attributes

#26 | 2022-11-17
US20220369155A1
Electricity

NETWORK SLICE BIT RATE ENFORCEMENT

#27 | 2022-11-10
US20220360954A1
Electricity

Short message service (SMS) delivery

#28 | 2022-09-29
US20220312510A1
Electricity

Session establishment with a local serving network

#29 | 2022-09-29
US20220312170A1
Electricity

Provision of Message Service Center Address

#30 | 2022-08-25
US20220272654A1
Electricity

Device registration in a communications network

#31 | 2022-07-21
US20220232432A1
Electricity

Communication establishment

#32 | 2022-06-23
US20220201639A1
Electricity

IMS REGISTRATION

#33 | 2022-06-23
US20220201553A1
Electricity

RADIO NETWORK NODE, NETWORK NODE AND METHODS PERFORMED THEREIN FOR CONTROLLING TRANSMISSION

#34 | 2022-06-09
US20220182886A1
Electricity

Core network node, user equipment and methods in a packet communications network

#35 | 2022-05-26
US20220166878A1
Electricity

Methods and apparatuses for implementing mobile terminating call

#36 | 2022-04-21
US20220124869A1
Electricity

EMERGENCY CALLS WITH SERVICE REQUEST TRIGGERED FALLBACK

#37 | 2022-03-24
US20220095182A1
Electricity

Optimized handling of traffic management-initiated access change

#38 | 2022-02-17
US20220053401A1
Electricity

Controlled handover from an incoming access network to a cellular access network of a visited network while in roaming

#39 | 2021-12-23
US20210400144A1
Electricity

NETWORK NODE, RADIO NETWORK NODE, AND METHODS FOR VOICE MATCH SUPPORT

#40 | 2021-12-09
US20210385734A1
Electricity

Method, and nodes, for discovering services in a telecommunication network provided by a network function, NF, in a service based architecture, SBA, based telecommunication network

#41 | 2021-11-11
US20210352552A1
Electricity

Technique for preparing user equipment mobility

#42 | 2021-11-04
US20210345236A1
Electricity

Access control in communications network comprising slices

#43 | 2021-11-04
US20210345186A1
Electricity

Technique for preparing user equipment mobility

#44 | 2021-10-07
US20210314824A1
Electricity

Technique for preparing user equipment mobility

#45 | 2021-09-02
US20210274472A1
Electricity

Dynamic RSFP

#46 | 2021-08-19
US20210258760A1
Electricity

Internet protocol multimedia subsystem emergency calls for roaming user equipments

#47 | 2021-08-19
US20210258759A1
Electricity

Internet protocol multimedia subsystem emergency calls for roaming user equipments

#48 | 2021-08-05
US20210243654A1
Electricity

Core network node, user equipment and methods in a packet communications network

#49 | 2021-06-24
US20210195507A1
Electricity

Traffic Steering Between LTE and NR

#50 | 2021-05-06
US20210136633A1
Electricity

Managing user equipment roaming status changes in a radio access network

#51 | 2021-04-22
US20210120541A1
Electricity

Control of Radio Technology Usage by Scheduling Restriction

#52 | 2021-04-01
US20210099925A1
Electricity

Communication establishment

#53 | 2021-01-14
US20210014741A1
Electricity

Efficient EPS fallback in a 5GS architecture

#54 | 2020-12-31
US20200413326A1
Electricity

Network slicing awareness in IP multimedia subsystem

#55 | 2020-12-03
US20200383033A1
Electricity

Enforcement of service exemption on a per access network technology type

#56 | 2020-11-05
US20200351767A1
Electricity

Access control in communications network comprising slices

#57 | 2020-11-05
US20200351313A1
Electricity

Methods and devices for registering a user equipment, UE, with low access priority in an internet protocol based multimedia subsystem, IMS

#58 | 2020-10-29
US20200344711A1
Electricity

Device registration in a communications network

#59 | 2020-10-15
US20200329404A1
Electricity

Single radio voice call continuity for 5GC

#60 | 2020-10-08
US20200322393A1
Electricity

Terminating call handling for power saving activated user equipment

#61 | 2020-09-24
US20200305033A1
Electricity

Network repository function in 5GC

#62 | 2020-06-11
US20200187000A1
Electricity

SYSTEMS AND METHODS FOR USING GBA FOR SERVICES USED BY MULTIPLE FUNCTIONS ON THE SAME DEVICE

#63 | 2020-05-28
US20200170064A1
Electricity

Method of establishing a voice over internet protocol, VoIP, call between a calling user equipment, UE, and a called UE

#64 | 2020-04-16
US20200120485A1
Electricity

Indication of evolved packet system fallback capability

#65 | 2020-03-05
US20200077281A1
Electricity

ROBUSTNESS-ADAPTIVE ACCESS NETWORK

#66 | 2019-09-26
US20190297538A1
Electricity

Support of Single Radio Voice call Continuity in Next Generation (5G) Networks

#67 | 2019-09-05
US20190274025A1
Electricity

IMS emergency calls for roaming UEs

#68 | 2019-08-29
US20190268895A1
Electricity

Control of radio technology usage by scheduling restriction

#69 | 2019-06-20
US20190191035A1
Electricity

Methods and nodes for enabling management of traffic steering policy

#70 | 2019-05-23
US20190159119A1
Electricity

Access control in communications network comprising slices

#71 | 2019-05-23
US20190159090A1
Electricity

Method, network functions and a computer program product for supporting the handing over of a user equipment, UE, from a first type of radio access technology, RAT, to a second type of RAT

#72 | 2019-05-09
US20190141760A1
Electricity

First network node, receiving network node and methods performed therein

#73 | 2019-03-28
US20190098498A1
Electricity

Systems and methods for using GBA for services used by multiple functions on the same device

#74 | 2019-02-14
US20190053308A1
Electricity

Method and device for network initiated packet data unit, PDU, session establishment in a telecommunication network

#75 | 2019-02-14
US20190053295A1
Electricity

Methods and devices for supporting network initiated PDU session establishment between an user equipment, UE, and a data network name, DNN, in a telecommunication network

#76 | 2019-01-03
US20190007877A1
Electricity

Network initiated inter-RAT handover

#77 | 2018-12-27
US20180376364A1
Electricity

Network node, radio network node and methods performed therein

#78 | 2018-12-13
US20180359672A1
Electricity

Quality of service initiated handover

#79 | 2018-12-13
US20180359286A1
Electricity

Network initiated CS services during IMS call

#80 | 2018-10-11
US20180295566A1
Electricity

Access information handling in a mobile network with cellular network accesses and wireless local area network accesses

#81 | 2018-08-09
US20180227978A1
Electricity

Support of circuit switched service in a 5G core network

#82 | 2018-08-09
US20180227760A1
Electricity

SELECTION OF GATEWAY NODE IN A COMMUNICATION SYSTEM

#83 | 2018-08-09
US20180227750A1
Electricity

LI for mobility in S8HR

#84 | 2018-07-05
US20180191782A1
Electricity

User equipment containers and network slices

#85 | 2018-05-24
US20180146399A1
Electricity

Session transfer in a communication network

#86 | 2018-03-01
US20180063688A1
Electricity

IMS emergency calls for roaming UEs

#87 | 2017-11-23
US20170339655A1
Electricity

Enabling dual registration of user equipment with IP multimedia subsystems

#88 | 2017-10-26
US20170310476A1
Electricity

Configuration of liveness check using internet key exchange messages

#89 | 2017-08-03
US20170223523A1
Electricity

Routing based on access point name (APN) information

#90 | 2017-04-27
US20170118615A1
Electricity

Method for informing multiple mobile terminals of an emergency event

#91 | 2017-04-06
US20170099695A1
Electricity

Technique for terminating call set up in a CSFB situation

#92 | 2016-11-24
US20160345226A1
Electricity

Handling of access capability information in a mobile network

#93 | 2016-11-10
US20160330666A1
Electricity

Handling of radio access network re-selection

#94 | 2016-10-13
US20160302168A1
Electricity

Method and apparatus for requesting an initial attachment of a UE to PS mobile communication network

#95 | 2016-09-29
US20160285627A1
Electricity

Configuration of liveness check using internet key exchange messages

#96 | 2016-09-08
US20160262006A1
Electricity

Method and apparatus for providing a service to a roaming UE via a packet data network gateway

#97 | 2016-09-08
US20160261754A1
Electricity

Packet data connectivity control with volume charged service limitation

#98 | 2016-07-07
US20160198369A1
Electricity

Handover delay optimization

#99 | 2016-06-23
US20160183175A1
Electricity

Indication of packet based voice support in a mobile network with different radio access technologies

#100 | 2016-06-09
US20160165530A1
Electricity

WLAN network selection

InventorID:

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