Measuring ACLR Performance in LTE Transmitters Application Note 2 Introduction As wireless service providers push for more bandwidth to deliver IP services to more users,…
Slide 1 1 Fully Digital HF Radios Phil Harman VK6APH Dayton Hamvention – 17 th May 2008 Slide 2 2 Overview Software Defined Radios are now providing performance equal to…
Slide 1 SURFACE PLASMON POLARITONS Slide 2 SPPs Pioneering work of Ritchie (1957) Propagate along the surface of a conductor Trapped on the surface because of their interaction…
Slide 1 Lecture 2 OUTLINE Semiconductor Fundamentals (cont’d) – Energy band model – Band gap energy – Density of states – Doping Reading: Pierret 2.2-2.3, 3.1.5;…
134GHz â The new frontier Sam Jewell, G4DDK RAL 2007 The UK amateur MMW bands above 100GHz 122,250-123,000 MHz  Secondary user 134,000-136,000 MHz  Primary…
Lecture 2 OUTLINE Semiconductor Fundamentals (cont’d) Energy band model Band gap energy Density of states Doping Reading: Pierret 2.2-2.3, 3.1.5; Hu 1.3-1.4,1.6, 2.4 Potential…
Junctions and Semiconductors Theories and practical devices Metallic and Semiconductor Junctions Each conductor has a unique quantity of energy that is required to free an…
Density of States and Fermi Energy Concepts How do Electrons and Holes Populate the Bands? The number of conduction band states/cm3 lying in the energy range between E and…