Sökning: "radio over fiber"

Visar resultat 1 - 5 av 11 avhandlingar innehållade orden radio over fiber.

  1. 1. High-capacity short-reach optical communications

    Detta är en avhandling från KTH Royal Institute of Technology

    Författare :Rui Lin; KTH.; [2016]
    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

  2. 2. Sigma-Delta-over-Fiber for High-Speed Wireless Communication Systems

    Detta är en avhandling från ; Chalmers tekniska högskola; Gothenburg

    Författare :Ibrahim Can Sezgin; [2019]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Ultra-high speed communication; Distributed-MIMO; Vertical-cavity surface-emitting-laser; Sigma-delta-over-fiber;

    Sammanfattning : Future mobile communication networks aim to increase the communication speed, provide better reliability and improve the coverage. It needs to achieve all of these enhancements, while the number of users are increasing drastically. LÄS MER

  3. 3. Frequency Transfer Techniques and Applications in Fiber Optic Communication Systems

    Detta är en avhandling från ; Chalmers tekniska högskola; Gothenburg

    Författare :Sven-Christian Ebenhag; RISE.; [2013]
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; synchronous digital hierarchy SDH ; UTC; synchronization; Time transfer; optical fiber; optical fiber network; GPS carrier phase; global positioning system GPS ; synchronous optical networking SONET ;

    Sammanfattning : Modern society is dependent on communications and the developments of these increases constantly through a seemingly endless demand for communication services and thereby synchronization and time. This is confirmed by a vast range of research on communications, irrespective of technology and protocol. LÄS MER

  4. 4. Generation, Modulation, and Detection of Signals in Microwave Photonic Systems

    Detta är en avhandling från ; Chalmers tekniska högskola; Gothenburg

    Författare :Andreas Wiberg; [2008]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Microwave photonics; radio over fiber; mm-wave generation; PSK; QAM; subcarrier modulation; photonic frequency multiplication; spurious free dynamic range third-order intercept point; millimeter-wave photonics; uni-travelling-carrier photodiode; millimeter-wave communication system;

    Sammanfattning : This thesis deals with the use of photonic technology in microwave and millimeter-wave applications. The two major parts of this work have been techniques for transmission and signal generation. LÄS MER

  5. 5. Millimeter-Wave Photonics: Signal Sources and Transmission Links

    Detta är en avhandling från ; Chalmers tekniska högskola; Gothenburg

    Författare :Andreas Wiberg; [2005]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; microwave photonics; mm-wave generation; radio over fiber; photonic frequency multiplication; millimeter-wave photonics; millimeter-waves; millimeter-wave communication system;

    Sammanfattning : With the use of higher and higher frequencies in a number of current and future wireless millimeter-wave applications it is beneficial to use photonics for several reasons. The use of optical fibers is an advantageous way to transport millimeter-waves in terms of loss, mechanical flexibility, weight, and insensitivity to electromagnetic interference. LÄS MER