Search for dissertations about: "ICT challenges"

Showing result 21 - 25 of 138 swedish dissertations containing the words ICT challenges.

2. 21. Low-frequency noise in high-k gate stacks with interfacial layer engineering

   Author : Maryam Olyaei; Bengt Gunnar Malm; Paolo Pavan; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; CMOS; high k; 1 f noise; low-frequency noise; number fluctuations; mobility fluctuat ions; traps; interfacial layer; TmSiO; Tm 2O3; Informations- och kommunikationsteknik; Information and Communication Technology;

   Abstract : The rapid progress of complementary-metal-oxide-semiconductor (CMOS) integrated circuit technology became feasible through continuous device scaling. The implementation of high-k/metal gates had a significantcontribution to this progress during the last decade. However, there are still challenges regarding the reliability of these devices. READ MORE

4. 22. A technological capabilities perspective on catching up : the case of the Chinese information and communications technology industry

   Author : Vicky Long; Staffan Laestadius; Edward Steinmueller; KTH; []
   Keywords : catching up; learning; capabilities; modularity in design; upgrading; appropriate technology; knowledge bases; patent thicket; appropriability; china; ICT; Industriell ekonomi och organisation; Industrial Engineering and Management;

   Abstract : This dissertation provides a capability creation perspective on the story of China’s technological catching up, or resurgence, if viewed from a broader historical perspective.Since the first Asian tigers caught up to modern technological standards (e.g. READ MORE

5. 23. High-capacity short-reach optical communications

   Author : Rui Lin; Jiajia Chen; Lena Wosinska; Yu Yu; KTH; []
   Keywords : 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;

   Abstract : 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. READ MORE

6. 24. Towards Unifying Stream Processing over Central and Near-the-Edge Data Centers

   Author : Hooman Peiro Sajjad; Vladimir Vlassov; Johan Tordsson; KTH; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; geo-distributed stream processing; geo-distributed infrastructure; edge computing; edge-based analytics; Informations- och kommunikationsteknik; Information and Communication Technology;

   Abstract : In this thesis, our goal is to enable and achieve effective and efficient real-time stream processing in a geo-distributed infrastructure, by combining the power of central data centers and micro data centers. Our research focus is to address the challenges of distributing the stream processing applications and placing them closer to data sources and sinks. READ MORE

7. 25. Sub-Nyquist Sampling Impulse Radio UWB Receivers for the Internet-of-Things

   Author : Qin Zhou; Hannu Tenhunen; Li-Rong Zheng; Qiang Chen; Kari Halonen; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Ultra-Wideband; impulse radio; receiver; energy detection; compressed sensing; sub-Nyquist sampling; Internet-of-Things; Informations- och kommunikationsteknik; Information and Communication Technology;

   Abstract : In the era of Internet-of-Things, the demand for short range wireless links featured by low-power and low-cost, robust communication and high-precision positioning is growing rapidly. Impulse Radio Ultra-Wideband (IR-UWB) technology characterized by the transmission of sub-nanosecond pulses spanning up to several GHz band with extremely low power spectral density emerges as a promising candidate. READ MORE