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"LOGEMANN,HELMUT"
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"LOGEMANN,HELMUT"
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CIRCUIT ARRANGEMENT FOR PREVENTING UNAUTHORIZED ACCESS TO A COMMUNICATION SYSTEM WHICH IS PROTECTED BY A SUBSCRIBER-SPECIFIC PASSWORD
by
LOGEMANN
,
HELMUT
Year of Publication
27.09.1988
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CIRCUIT ARRANGEMENT FOR PREVENTING UNAUTHORISED ACCESS
by
HELMUT LOGEMANN
Year of Publication
28.07.1988
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Circuit arrangement for preventing unauthorized access to a communication system which is protected by a subscriber-specific password
by
LOGEMANN
;
HELMUT
Year of Publication
28.04.1987
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CIRCUIT FOR AVOIDING UNAUTHORIZED ACCESS TO A COMMUNICATION SYSTEM WHICH IS SECURED BY MEANS OF A USER INDIVIDUAL PASSWORD
by
LOGEMANN
,
HELMUT
Year of Publication
30.12.1986
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SCHALTUNGSANORDNUNG ZUR ABWEHR DES UNBERECHTIGTEN ZUGANGS ZU EINEM DURCH TEILNEHMERINDIVIDUELLE PASSWORTE GESICHERTEN KOMMUNIKATIONSSYSTEM
by
LOGEMANN
,
HELMUT
Year of Publication
12.09.1985
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KREDSLOEB TIL AT FORHINDRE UAUTORISERET TILGANG TIL ET KOMMUNIKATIONSSYSTEM, SOM ER BESKYTTET VED HJAELP AF ET ABONNENTSPECIFIKT KENDEORD
by
LOGEMANN HELMUT
Year of Publication
11.09.1985
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TDM companding system for voice signals - uses transmit and receive stores and very low signal sampling rate to connect several subscribers to single voice bandwidth channel
by
LOGEMANN
,
HELMUT
Year of Publication
01.03.1979
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Computerized subscriber radio equipment
by
BOEHM, MANFRED
,
LOGEMANN
,
HELMUT
,
DIEDERICH, HANS G
Year of Publication
12.02.2003
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METHOD OF PREVENTING THE UNAUTHORIZED USE OF A MOBILE UNIT IN A RADIO TELEPHONE SYSTEM
by
PAUSCHEL, GERHARD
,
LOGEMANN
,
HELMUT
Year of Publication
16.12.1987
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VERFAHREN ZUR VERHINDERUNG DER UNERLAUBTEN BENUTZUNG EINER BEWEGLICHEN FUNKSTATION IN EINEM FUNKUEBERTRAGUNGSSYSTEM
by
LOGEMANN
,
HELMUT
,
PAUSCHEL,GERHARD
Year of Publication
22.08.1985
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DE2204431
by
LOGEMANN
,
HELMUT
, 6100 DARMSTADT
Year of Publication
22.02.1979
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Radio telephone network for fixed and mobile stations - monitors phase difference of pilot signal to measure distance of mobile station from fixed station
by
LOGEMANN
,
HELMUT
, 6100 DARMSTADT
Year of Publication
29.06.1978
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VERFAHREN ZUR IDENTIFIZIERUNG EINER TEILNEHMERSTATION EINES FUNKNETZES
by
PAUSCHEL, GERHARD
,
LOGEMANN
,
HELMUT
Year of Publication
06.11.1975
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RECHNERGESTEUERTES TEILNEHMERGERAET ZUM BETRIEB IN FERNMELDENETZEN, INSBESONDERE MOBILFUNKNETZEN, MIT UNTERSCHIEDLICHER SYSTEMTECHNIK
by
G.,. DIEDERICH,HANS
,
LOGEMANN
,
HELMUT
Year of Publication
12.01.1989
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Method for generating an uninterceptible code rule in a telecommunications network, in particular a radio network
by
G.,. DIEDERICH,HANS
,
LOGEMANN
,
HELMUT
Year of Publication
28.05.1986
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Method for preventing misuse in telecommunications networks, in particular mobile radio networks
by
G.,. DIEDERICH,HANS
,
LOGEMANN
,
HELMUT
Year of Publication
15.05.1986
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Dialling method secured against fraudulent use
by
G. DIEDERICH,HANS
,
LOGEMANN
,
HELMUT
Year of Publication
30.04.1986
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Method for producing a coding rule
by
G.,. DIEDERICH,HANS
,
LOGEMANN
,
HELMUT
Year of Publication
24.04.1986
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Telecommunications network, in particular mobile radio network, with network-uniformly changeable keys
by
G.,. DIEDERICH,HANS
,
LOGEMANN
,
HELMUT
Year of Publication
13.03.1986
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Method for preventing misuse in telecommunications networks, in particular mobile radio networks
by
G.,. DIEDERICH,HANS
,
LOGEMANN
,
HELMUT
Year of Publication
14.11.1985
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