نتایج جستجو برای: gsm modem

تعداد نتایج: 7508  

Journal: :Inf. Syst. 2013
Rik Eshuis Richard Hull Yutian Sun Roman Vaculín

Case Management is emerging as an important paradigm for Business Process Management. The Guard-Stage-Milestone (GSM) model is a recent case management approach that substantially influences OMG’s emerging Case Management Modeling Notation standard. We study the problem of outsourcing part of a GSM schema to another party, and develop a framework that supports splitting and outsourcing of GSM s...

1999
Mats Nilsson

Various digital cellular standards were developed in several regional standards bodies during the late 1980s and early 1990s. The first-generation standards had been developed some ten years earlier. GSM The development of the new pan-European digital cellular standard got under way in 1985. GSM has since evolved into the leading global second-generation standard, in terms of number of subscrib...

2011
TARUN KUMAR

GSM (Group Special Mobile or System for Mobile Communications) is the PAN-EUROPEAN standard for digital cellular communication. GSM provides enhanced features when compared with the older analog-based wireless systems. A GSM network is more vulnerable to unauthorized access and eavesdropping when compared with the traditional fixed wired networks due to the mobility of users, the transmission o...

2009
Wonjeong Jeong Hyuncheol Park Hyuckjae Lee

In this paper, we propose a new scheme using (he 1" order Reed-Mullcr (w code with variables 4, RM(I, 4) which improves rhe performance of IEEE 802.1 Ig wireless local mea network (WLAN) modem in terms of peak-lo-average power ralio (PAPR) and symbol error probabilily (SER). We show the equivalence between complemenlary code keying (CCK) codeword and coset of the I" order Reed-Muller code with ...

2004
Junko Saeki

Indiana University turned into a hot spot for the research of sexuality in Edo culblre when it hosted the international conference. "Sexuality and Edo Culture. 17S0-1850" from August 17 to 20. 1995. As the organizer. Sumie Jones. mentioned in her opening remarks, sexuality in Edo cUlnare has been largely ignored by ~~cs in d)e U.S. and. to an even greater extent, Japan. The conference was desig...

2015
Pavel Gonzalez Andreas Griesmayer Alessio Lomuscio

Artifact-centric systems are a recent paradigm to model and implement business workflows. They describe data, processes, internal and external agents and include mechanisms for data hiding and access control. GSM is a language for the implementation of artifact-centric systems. Since GSM programs have infinitely many states, their verification is challenging. We here present a predicate abstrac...

Journal: :Academic journal of computing & information science 2023

OFDM is one of the most widely used multi-carrier modulation technologies in wireless communication. However, case high mobility, orthogonality between sub-carriers destroyed due to existence time selective fading, and performance system greatly affected. In order reduce this effect, data can be pre-coding before modulation. The technique adopted paper Walsh-Hadamard transform (WHT). are distri...

2003
Markus Hakaste Eero Nikula Shkumbin Hamiti

The standardisation work of GSM-based systems has its roots in the 1980s, when a standardisation body ‘Groupe Special Mobile’ (GSM)1 was created within the Conference Europeenne des Postes et Telecommunications (CEPT), whose task was to develop a unique digital radio communication system for Europe, at 900 MHz. Since the early days of GSM development, the system has experienced extensive modifi...

Journal: :Neuro-oncology 2009
Kevin R Kozak Anand Mahadevan John S Moody

The epidemiology and natural history of adult gliosarcomas (GSMs), as well as patient and treatment factors associated with outcome, are ill defined. Patients over 20 years of age with GSM diagnosed from 1988 to 2004 were identified in the Surveillance, Epidemiology, and End Results (SEER) database. Kaplan-Meier survival analysis and Cox models were used to examine outcomes. Similar analyses we...

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