Essays about: "microwave communication etc."

Showing result 1 - 5 of 9 essays containing the words microwave communication etc..

  1. 1. A Study of Lattice Reduction Detection Techniques for LTE Systems

    University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

    Author : Liping Wang; [2016]
    Keywords : LTE; MIMO; Lattice Reduction; MMSE; ZF; ML; Kronecker Model; Rayleigh Fading Channel; Technology and Engineering;

    Abstract : MIMO (Multiple Transmit and Multiple Receive) antenna techniques are widely used in the most recent wireless communication standards. For example, LTE (Long-Term Evolution), WiMAX (Worldwide Interoperability for Microwave Ac- cess) and IEEE 802.11n have recently been rolled out across the world. READ MORE

  2. 2. Use of a Smart TV as a Platform for Social Engagement for Senior Citizens

    University essay from Linnéuniversitetet/Institutionen för medieteknik (ME)

    Author : Elona Dika; [2015]
    Keywords : Senior citizens and or elderly people ; human computer interaction; Smart TV; social engagement; system design; interaction; video communication.;

    Abstract : The number of studies investigating computer use or other technologies used by senior citizens has progressively increased in the last twenty years. The interest stems from a diverse range of research disciplines including human computer interaction, education, and many others. READ MORE

  3. 3. Pattern Reconfigurable MIMO Antennas for Multiband LTE Operation

    University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

    Author : Rui Ma; Ioannis Chountalas; [2015]
    Keywords : Technology and Engineering;

    Abstract : Nowadays, multiple antennas are becoming widely used in small mobile terminals as they can significantly improve wireless communication performance in terms of link reliability and spectral efficiency. Also, pattern reconfiguration is another new trend for antenna design as it enables the antennas to adapt to different propagation and user scenarios. READ MORE

  4. 4. Miniaturized quadrature hybrid and rat race coupler utilizing coupled lines for LTE frequency bands

    University essay from Linköpings universitet/Linköpings universitet/Fysik och elektroteknikTekniska högskolan

    Author : Masiur Rahman; [2013]
    Keywords : Coupler; quadrature hybrid coupler; rat race coupler; LTE frequecy band; miniaturization; coupled line; microwave communication etc.;

    Abstract : Nowadays, demands for fully integrated and miniaturized RFIC (Radio Frequency Integrated Circuits) have increased in wireless microwave communication system. Passive components such as coupler, divider and filters are always fabricated in outside of ICs due to their bulky sizes, which have been a great barrier to a realization of a fully integrated design. READ MORE

  5. 5. Wideband Amplifier Design for STO Technology

    University essay from KTH/Integrerade komponenter och kretsar

    Author : Tingsu Chen; [2011]
    Keywords : Wideband Amplifier STO CMOS microwave;

    Abstract : Spin Torque Oscillator (STO) is a promising technology for microwave and radar applications due to its large tunability, miniature size, high operation frequency, high integration level, etc. However, the technology comes also with issues and challenges,such as low output power and spectrum impurity. READ MORE