Search for dissertations about: "bipolar logic gates"

Found 5 swedish dissertations containing the words bipolar logic gates.

2. 1. Process Design Kit and High-Temperature Digital ASICs in Silicon Carbide

   Author : Muhammad Shakir; Carl-Mikael Zetterling; B. Gunnar Malm; Philip Mawby; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Silicon Carbide; high-temperature digital integrated circuits; process design kit PDK ; bipolar logic gates; transistor-transistor logic TTL ; TTL CPU; bipolar transistor; LSI Circuits; ASICs; Informations- och kommunikationsteknik; Information and Communication Technology;

   Abstract : Electronics such as microprocessors are highly demanded to monitor or control a process or operation in temperature critical (300 ºC to 600 °C) applications. State-of-the-art silicon-based integrated circuits (ICs) have been improved significantly throughout the years but mainly for a low-temperature ambient. READ MORE

4. 2. Silicon Carbide BipolarTechnology for High Temperature Integrated Circuits

   Author : Luigia Lanni; Zetterling Carl-Mikael; Sei-Hyung Ryu; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; silicon carbide SiC ; bipolar junction transistor BJT ; current gain; surface passivation; SiC etching; complementary bipolar; lateral PNP; Darlington transistors; SPICE modeling; high-temperature; integrated circuits; emitter coupled logic ECL ;

   Abstract : The availability of integrated circuits (ICs) capable of 500 or 600° C operation can be extremely beneficial for many important applications, such as transportation and energy sector industry. It can in fact enable the realization of improved sensing and control of turbine engine combustion leading to better fuel efficiency and reduced pollution. READ MORE

5. 3. Silicon Carbide High Temperature Photodetectors and Image Sensor

   Author : Shuoben Hou; Mikael Östling; Carl-Mikael Zetterling; Per-Erik Hellström; Anthony O'Neill; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Silicon Carbide SiC ; high temperature; photodetector; photodiode; phototransistor; ultraviolet UV ; transistor-transistor logic TTL ; bipolar junction transistor BJT ; integrated circuit IC ; pixel sensor; image sensor; Informations- och kommunikationsteknik; Information and Communication Technology;

   Abstract : Silicon Carbide (SiC) has the advantages of ultraviolet (UV) sensing and high temperature characteristics because of its wide band gap. Both merits make SiC photodetectors very attractive in astronomy, oil drilling, combustion detection, biology and medical applications. READ MORE

6. 4. Radiation Hardness of 4H-SiC Devices and Circuits

   Author : Sethu Saveda Suvanam; Anders Hallén; Carl-Mikael Zetterling; Ulrike Grossner; KTH; []
   Keywords : Silicon carbide; radiation hardness; protons; gamma radiation; bipolar junction transistors; aluminium oxide; surface recombination.; Informations- och kommunikationsteknik; Information and Communication Technology;

   Abstract : Advances in space and nuclear technologies are limited by the capabilities of the conventional silicon (Si) electronics. Hence, there is a need to explore materials beyond Si with enhanced properties to operate in extreme environments. In this regards, silicon carbide (4H-SiC), a wide bandgap semiconductor, provides suitable solutions. READ MORE

7. 5. Ionic Circuits for Transduction of Electronic Signals into Biological Stimuli

   Author : Klas Tybrandt; Magnus Berggren; Edwin Jager; Janos Vörös; Linköpings universitet; []
   Keywords : ;

   Abstract : Modern electronics has revolutionized the way information is processed and stored in our society. In health care and in biology it is of great interest to utilize technology to regulate physiology and to control the signaling pathways. READ MORE