Results 241 to 250 of about 75,611 (295)

Radiomics-Based Assessment of Portal Hypertension Severity and Risk Stratification of Cirrhotic Patients Using Routine CT Scans. [PDF]

open access: yesLiver Int
Sin C   +13 more
europepmc   +1 more source

Altered perivascular diffusivity in glioblastoma: integrating DTI-ALPS index with radio-pathomic and histopathologic correlates. [PDF]

open access: yesJ Neurooncol
Nath B   +18 more
europepmc   +1 more source

CORBA delays in a software-defined radio

IEEE Communications Magazine, 2002
The increasing processing power available in single-chip processors is the technical enabler for a software-defined radio. Previous efforts have defined a software radio architecture based on POSIX operating systems and CORBA. Although this approach successfully hides details of the underlying hardware from the application software, it raises questions
John Bertrand   +3 more
exaly   +2 more sources

Programmable Networks—From Software-Defined Radio to Software-Defined Networking

IEEE Communications Surveys and Tutorials, 2015
Current implementations of Internet systems are very hard to be upgraded. The ossification of existing standards restricts the development of more advanced communication systems. New research initiatives, such as virtualization, software-defined radios, and software-defined networks, allow more flexibility for networks.
Daniel F Macedo   +2 more
exaly   +2 more sources

Secure reconfiguration of software-defined radio

Transactions on Embedded Computing Systems, 2012
Software-defined radio (SDR) implements a radio system in software that executes on a programmable processor. The components of SDR, such as the filters, amplifiers, and modulators, can be easily reconfigured to adapt to the operating environment and user preferences.
Niraj K Jha, Anand Raghunathan
exaly   +2 more sources

Software Defined Radio

open access: yes, 2015
Conventional radio (CR) networks require a dedicated channel with little or no interference and provides a fixed functionality for all users.
Chung, Hung
core   +3 more sources

Software Defined Radio: Challenges and Opportunities

IEEE Communications Surveys and Tutorials, 2010
Software Defined Radio (SDR) may provide flexible, upgradeable and longer lifetime radio equipment for the military and for civilian wireless communications infrastructure. SDR may also provide more flexible and possibly cheaper multi-standard-terminals for end users. It is also important as a convenient base technology for the future context-sensitive,
exaly   +2 more sources

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