Search for person "Harald Grzybowski" returned 111 results

Building wired RF test setups for cellular networks
78 min

Building wired RF test setups for cellular networks

OCTOI
71 min

OCTOI

Das Community-ISDN-/TDM-Netzwerk

Teletex: The brief abandoned step between Telex and Telefax
48 min

Teletex: The brief abandoned step between Telex and Telefax

Datex-L: The German CSPDN (Circuit Switched Public Data Network)
52 min

Datex-L: The German CSPDN (Circuit Switched Public Data Network)

Circuit Switched Data (CSD) in GSM
62 min

Circuit Switched Data (CSD) in GSM

Introduction to the X.21 interface
49 min

Introduction to the X.21 interface

Decoding Stars: Spektroskopische Messungen an Himmelsobjekten vom Garten (Hamburg) aus
44 min

Decoding Stars: Spektroskopische Messungen an Himmelsobjekten vom Garten (Hamburg) aus

ISDN B-Channel protocols (X.75, V.120, V.110, T.70, ...)
64 min

ISDN B-Channel protocols (X.75, V.120, V.110, T.70, ...)

OCTOI project status update (Nov 2022)
53 min

OCTOI project status update (Nov 2022)

Osmocom SIMtrace2 Tutorial - SIM protocol tracing: how & why
59 min

Osmocom SIMtrace2 Tutorial - SIM protocol tracing: how & why

ZigBee gegen Klima und Covid-19
67 min

ZigBee gegen Klima und Covid-19

High-performance I/O using io_uring via osmo_io
36 min

High-performance I/O using io_uring via osmo_io

Osmocom Community TDMoIP (OCTOI)
65 min

Osmocom Community TDMoIP (OCTOI)

Advanced SIM card topics: GlobalPlatform SCP02, OTA, ARA-M, ISIM
70 min

Advanced SIM card topics: GlobalPlatform SCP02, OTA, ARA-M, ISIM

E1, TDM, PDH, SDH, Basics
28 min

E1, TDM, PDH, SDH, Basics

Control/User Plane Separation (CUPS) and PFCP
40 min

Control/User Plane Separation (CUPS) and PFCP

Retronetworking: V5 interfaces in ISDN/PSTN
64 min

Retronetworking: V5 interfaces in ISDN/PSTN

SIM card profile creation, personalization, production
34 min

SIM card profile creation, personalization, production

GSM-R and how it differs from GSM
55 min

GSM-R and how it differs from GSM

osmo-remsim in practice
36 min

osmo-remsim in practice

High-Level into to IMS, VoLTE & VoWiFi
35 min

High-Level into to IMS, VoLTE & VoWiFi

SS7 and SIGTRAN in 2G/3G networks
55 min

SS7 and SIGTRAN in 2G/3G networks

pySim-shell - next generation SIM configuration tool
50 min

pySim-shell - next generation SIM configuration tool

Osmocom 2020 review
50 min

Osmocom 2020 review

Gebäude-Monitoring (Temperatur, Klima, Raumbelegung)
68 min

Gebäude-Monitoring (Temperatur, Klima, Raumbelegung)

ZigBee in einem größeren Gebäude