Christen Fihl, CV

Christen Fihl, CV

Title: Senior Systems Architect
Education: 1982: DTH/DTU, Master of Science, electronics

Main interests, technical:

Year Commercial Private
1956   Born
1972   Radioamatør, OZ1AAB, mens i realskolen (9 kl) https://www.fihl.net/oz1aab
1976    
..82   Master of Science, DTH (DTU), elektro
..82 PolyData during education Sold and repaired computer kits. Lavet byggesæt for computer brugere. Bl.a. MiDiCos, digital kassettebånd OS med 60KByte, solgt i knap 100 byggesæt (mange).
1982 DISA A/S, medical electronics, urologi.  
82…84 Innovative Business Software A/S.  
  Alarm program on IBM Series/1.  
  Installation and responsibility in USA, Brinks..  
84…90  Borland + PolyData/PolyTech Private
  Graphics, BCD og 8087 code to Borland Pascal and PolyPascal Multitask kerne, benyttet i bl.a. online tips-systemer i danske kiosker.
  Danish manual to PolyPascal PolyLink (samme som Microsoft’s InterLink, LabLink og andre) blot lavet i 1984!
  Macintosh Pascal with debugger Ekstern for IBS A/S. Projekt: Tandlæge højskolen, det nye Panum: Design af PLC og tilhørende kabler og udstyr, for styring af 330 tandlægestoles kø- og indkalds- system. Designet og monteret 3 typer print i 200 eksemplarer.
  Scandis Pascal (Swedish computer), with hw graphics. Ambra Soft A/S: Projekt “Børsinformation Telecom” (Klaus Riskær Pedersen). Lavet kommunikations driver for journalist systemet, dvs. modtage nyheder fra eksterne bureauer, håndtere køsystem og sende data til on-line kunder i Danmark, sende børskurser til ops modtagere hvert minut.
  Inline assembler BASM for Borland Pascal, Delphi 1 og C++. Used up to Delphi 5  
90… IBS A/S  
  Westinghouse, online handling of 65000 private customers alarm panels. Skrevet tekniske artikler til det danske PC-World https://bibliotek.dk/find?q.all=christen+fihl
  Honeywell, multi protocol concentrator for alarm reception from various equipment. Produceret egen Pascal oversætter til Amiga og Atari. Solgt for royalties via dansk firma til Maxon Gmbh som Maxon Pascal, og til HiSoft ltd som HighSpeed Pascal.
  Honeywell, manual pc. Database download to flat files and quick lookup of max 500000 customers data (backup purpose). Kontrakt job for Borland Inc. Lavet BASM, en 32bits inline assembler for Delphi og C++ produkterne.
  Securitas AB, datex, X.21  
  New 1-1-2 system for Copenhagen 1-1-2 alarm central, on Unix server  
  Responsible for A2Master development, a DOS alarm program  
  System design for interVIEW, our new client-server program.  
  Designed and implemented new 1-1-2 system for Copenhagen 1-1-2 alarm central, now on Windows  
1999..  1-1-2 for Rigspoliti, version 1.  
  Design and implemented in 3 areas, Odense, Århus og Ålborg. Produceret en ny Pascal oversætter til Palm Pilot. Solgt (nu shareware) via egen internet server
  Partner in Innovative Business Software A/S with 20% shares, and member of board https://www.fihl.net/HSPascal/ (incl hjemmebygget news server til support)
2002  1-1-2 Rigspoliti, version 2, country wide version. With central server, replication and 8 locations in call-center setup.  Fatter interesse for VoIP og udvikler grundmoduler og metoder i Delphi.
  VoIP koden senere benyttet hos Innovative Business Software A/S   
2004  VoIP, 100% own code, SIP  
  VoIP misc DTMF protocols, for elevator routine calls and homecare calls.  Solgt DSP ekspertise til highspeed filtre på Palm lomme computere til http://www.voiceit-tech.com for tale genkendelse/talestyring.
  118-phonebook lookup, for 1-1-2. Free format text search in 10 million numbers in 2 seconds. Laver video overførsel pc-pc med egen udviklet DCT kodning
2005  1-1-2: Location positioning of mobile phones in Denmark for 1-1-2 use.  
  Specified LIF protocol including SOAP call, for all Danish mobile operators to follow.  Genoptaget amatørradio https://fihl.net/oz1aab, nu med A certificat
  SOAP front end to reception of location data. Afholdt JOTA på kortbølge
  Test program for this too. DSP, fx til PSK.
  VoIP, now with VoiceLogger (wav files)  
2006  Eksperiments with VHF radio and communication of GPS information, what later becomes interGATE, our fleet system (on GMS, SINE,..).  PoC (=ptt på gsm) Senere er denne knap forsvundet igen fra non-smart-phones
2007  interGATE hardware, controlling standard Garmin GPS using own designed and build hardware, on GSM radio. 800 units sold dansk-software-til-800-politibiler-og-12-vagtcentraler  
2008  VoIP, even more functionality  
2009  COP15 = Lots of Tetra interfaces  
2010  Tetra  
2011  Now sold about 2000 units of interGATE, mostly police  
2012  Playing around with what to use an iPad for  
2013  iPad ideas ended up in interCOP, our tablet solution. Har nu været spejder, som bæver leder, i Egedal KFUM i 6 år
  New IBS office, own corner of office, now R&D, making new things even with 3D design  
  Member of board of Innovative Business Software A/S  
2014  Got a student for 5 month, doing a new smart hardware thing, something with elderly care,…  
  Today been at IBS for about 27 years  
2015..16  Lost hardware lab at office, now moved to my private lab, Ølstykke.  Arduino
  interGATE for Tetra in Libanon  RedPitaya
  interGATE4 = interGATE but now as an App on iPad = much simple installations, XCode, Swift  RaspberryPi
  CPH airport is first on new Innovative product range. Did lots of interfaces  WSPR
2017 Working halftime on architecting cloud solutions, halftime on classic tasks Member of the board.
  investigating new scaling for ISM, like MicroServices, Azure, Docker  
2018 small services on DigitalOcean, Ubuntu, Do try a free drive of DigitalOcean
2019    
2020    
2021   Working QO-100 satellite
2022 TDC Erhverv, Systems Architect, mostly 1-1-2 software Lots of CW hardware
2025 Still 1-1-2, through 25 years Fihl Labs, CVR:60386153
    Scout through 18 years

In general, lots of bits & bytes still left in my head

Christen Fihl
Jellingvej 6
3650 Ølstykke
Denmark
CVR:60386153

What Where
www https://www.fihl.net
cv https://www.fihl.net/cv
Facebook https://www.facebook.com/ChristenFihl
Facebook hobby, radio https://www.facebook.com/groups/oz1aab
LinkedIn https://www.linkedin.com/in/christenfihl/