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www.micnordic.se MULTI-USER-SYSTEM FM, TETRA, GSM, UMTS, LTE, GPS, WLAN 1(10) Mats Larsson Email: [email protected] mobile: +46 70 650 80 30 www.micnordic.se

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  • www.micnordic.se

    MULTI-USER-SYSTEM FM, TETRA, GSM, UMTS, LTE, GPS, WLAN

    1(10)

    Mats Larsson Email: [email protected]

    mobile: +46 70 650 80 30 www.micnordic.se

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    Wireless technology

    9 (10)

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    Frequency

    Time

    Power

    Channel 1Channel 2Channel 3Channel 4

    Frequency

    Time

    Power

    Frequency

    Time

    Power

    Channel 1Channel 2

    Channel 3Channel 4

    CDMA FDMA TDMA

    Different Access Methods

    UMTS GSM, TETRA

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    Modulation

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    Modulation

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    40 dBm

    36 dBm

    33 dBm

    30 dBm

    27 dBm

    24 dBm

    21 dBm

    18 dBm

    15 dBm

    12 dBm

    9 dBm

    6 dBm

    3 dBm

    0 dBm

    -3 dBm

    .

    .

    .

    -50 dBm

    2dB step size

    2dB step size

    2,1,0.5 dB step size

    5dB step size

    10 watts

    4 watts

    2 watts

    1 watts

    0.50 watts

    0.25 watts

    0.13 watts

    63 milliwatts

    32 milliwatts

    16 milliwatts

    .

    .

    .

    1 milliwatts

    0.50 milliwatts

    .

    .

    .

    .

    0.00001 milliwatts

    GSM 900

    GSM 1800

    UMTS TETRA

    GSM 900/1800 with 1/8th of time and Tetra with 1/4th gives avg Tx power: GSM 900: 250mW Tetra: 250 mW

    GSM1800 125mW UMTS 2100: 125mW

    Power Control

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    Mobile Communications

    1G Analog Phones

    2G TDMA, GSM, GPRS, EDGE

    3G WCDMA, HSDPA, HSUPA, Wimax

    4G LTE, OFDM, MIMO

    5G Het Net .??

    2 (10)

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    Frekvenser

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    Frekvenser

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    Frekvenser

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    Spektrumbild av 920-960 MHz-bandet utanfr Sandviken i brjan p september

    Telia GSM

    N4M LTE

    Hi3G UMTS

    GSM-R N4M

    GSM

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    Frekvenser

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    Frekvenser

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    Frekvenser

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    Changes in industry structure

    Mixed use of 2 and 3 digit MNCs

    The mobile telecommunications industry is moving towards a more fragmented structure with more specialized players both in service provision and access.

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    Coverage in tunnels

    3 (10)

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    Coverage in arenas

    4( 10)

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    Coverage inside public places

    5 (10)

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    Coverage on trains

    6 (10)

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    Coverage inside buildings

    7 (10)

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    Repeatrar

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    Repeatrar

    TETRA

    Telerum

    Antenner p tak

    EMPTETRA7/8" lckkabel

    DC-Block

    splitt

    Tingstadstunneln

    Hus vid tunnelmynning

    Antenner p tak

    Hus vid tunnelmynning

    Telerum

    EMPsplitt

    DC-Block

    DC-Block DC-Block

    BSRBSR

    jordjord

    Gtalv

    TETRA

    FM

    FM

    MBC

    FM

    MBC

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    GPS Repeater fr bibehllen synkronisering

    GPS Roof Antenna

    GPS Repeater Kit

    Tunnel/Hanger/Garage/Lab

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    Meeting the challenges ahead

    MIC Nordic AB +46 8 23 97 00

    [email protected]

    10 (10)

    Slide Number 1Slide Number 2Slide Number 3Slide Number 4Slide Number 5Slide Number 6Slide Number 7Slide Number 8ModulationModulationSlide Number 11Slide Number 12Slide Number 13Slide Number 14Slide Number 15Slide Number 16Slide Number 17Slide Number 18Slide Number 19Spektrumbild av 920-960 MHz-bandet utanfr Sandviken i brjan p septemberSlide Number 21Slide Number 22Slide Number 23Slide Number 24Changes in industry structureSlide Number 26Slide Number 27Slide Number 28Slide Number 29Slide Number 30Slide Number 31Slide Number 32Slide Number 33Slide Number 34Slide Number 35Slide Number 36