Sökning: "mobile capacity"

Visar resultat 11 - 15 av 206 avhandlingar innehållade orden mobile capacity.

1. 11. LSB Data Hiding in 360o Videos

   Författare :Dang Ninh Tran; Hans-Jürgen Zepernick; Thanh Nguyen Huu; Blekinge Tekniska Högskola; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; LSB data hiding; 360° Videos; Capacity; Fidelity; Quality; Computer Science; Datavetenskap; Telekommunikationssystem; Telecommunication Systems;

   Sammanfattning : Modern telecommunication systems have seen an increased demand on delivering new types of digital media such as extended reality. The currently rolled out fifth generation mobile networks are expected to support virtual reality, augmented reality, and other immersive media. LÄS MER

3. 12. Evaluation of Variable Speed Limits : Empirical Evidence and Simulation Analysis of Stockholm’s Motorway Control System

   Författare :Albania Nissan; Haris N. Koutsopoulos; Tomer Toledo; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Motorway Control System; Mainline Control; Variable Speed Limits; Driver Behavior; Capacity; Intelligent Transport Systems; microsimulation model; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; Mechanical energy engineering; Mekanisk energiteknik; Mechanical energy engineering; Mekanisk energiteknik;

   Sammanfattning : Variable Speed Limits (VSL) are often used to improve traffic conditions on congested motorways. VSL can be implemented as mandatory or advisory. The objective of the thesis isto study in detail the effectiveness of VSL. The focus is on both, design parameters and conditions under which VSL are most effective. LÄS MER

4. 13. Location-aware resource allocation in mobile edge clouds

   Författare :Chanh Le Tan Nguyen; Erik Elmroth; Cristian Klein; Maarten Van Steen; Umeå universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Mobile Edge Clouds; Resource Allocation; Quality of Service; Application Placement; Workload Prediction; Computer Systems; datorteknik; Computer Science; datalogi;

   Sammanfattning : Over the last decade, cloud computing has realized the long-held dream of computing as a utility, in which computational and storage services are made available via the Internet to anyone at any time and from anywhere. This has transformed Information Technology (IT) and given rise to new ways of designing and purchasing hardware and software. LÄS MER

5. 14. Studies of Three Different Methods to Estimate the Up-link Performance of Mobile Phone Antennas

   Författare :Sathyaveer Prasad; Peter Händel; Claes Beckman; Jan Carlsson; Högskolan i Gävle; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Antenna measurements; mobile phones; total radiated power; reverberation chamber; anechoic chamber; Telia Scattered Field Method; Maximum likelihood Estimator; Telecommunication; Telekommunikation;

   Sammanfattning : Antennas play an important role in determining the overall radio performance for wireless communications. If all other radio components perform according to their specifications, the performance of a mobile phone can be entirely determined by measuring the efficiency of its antenna. LÄS MER

7. 15. High-capacity short-reach optical communications

   Författare :Rui Lin; Jiajia Chen; Lena Wosinska; Yu Yu; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; optical communication; optical frequency comb; radio-over-fiber; optical interconnect; fiberoptisk kommunikation; optisk frekvenskams; Radio-över –fiber; passiva optiska interconnects; Informations- och kommunikationsteknik; Information and Communication Technology;

   Sammanfattning : The global traffic is experiencing an exponential growth posing severe challenges to the communication networks in terms of capacity. As a future-proof technology fiber communication is widely implemented in different network segments, which can be categorized by transmission distance as long-haul and short-reach. LÄS MER