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PCS-TAG-5 (PCS 1900 / GSM)

United States Personal Communications Service:
digital standard for personal communications via radio telephone.

  lna mixer if  
  LNA Down Converter IF  
  switch pll baseband  
  Switch PLL Baseband  
  pa driver mod  
  Power Amp Driver Modulator  
  Required Functions & Agilent Technologies Products  

Agilent Technologies supplies:
solid state RF components in the mobile unit
solid state RF components in the base station
hybrid assemblies for the infrastructure links


US PCS LNA top
Detects and amplifiers incoming signal

handset [1930-1975 MHz, 3V operation, good noise figure, low current]:
Discrete Transistors: HBFP-0420, HBFP-0405, ATF-38143
Integrated Circuits: MGA-87563

base station LNA (Tower Mount Amplifier, Multi Carrier LNA) [1850-1895 MHz, excellent NF, high dynamic range]:
Discrete GaAS FETs: ATF-33143, ATF-34143, ATF-10136, ATF-21186
Integrated Circuits: MGA-82563, MGA-83563, MSA-1105
PIN diodes for gain set: HSMP-381x

base station radio card [1850-1895 MHz, good NF, high dynamic range]:
Discrete GaAS FETs: ATF-33143,ATF-34143, ATF-21186
Integrated Circuits: MGA-82563, MGA-83563


US PCS Down Converter top

Converts output of LNA to IF frequency
handset [1930-1975 MHz in, 3V operation, low current]:
Integrated Circuits: IAM-91563
Discrete Diodes: HSMS-2829

base station radio card [1850-1895 MHz in]:
Integrated Circuits: IAM-81008
Discrete Diodes: HSMS-2829


US PCS IF top

Low frequency amplification
handset [70-200 MHz, 3V operation, low current]:
Integrated Circuits: INA-30311

base station radio card [70-200 MHz]:
Integrated Circuits:
high gain: INA-02186, INA-10386, INA-52063, INA-51063
high gain/ma: INA-12063, INA-30311, INA-51063, INA-31063, INA-50311, MSA-0686
high Pout: MSA-1105, MSA-0886, MSA-0486, MSA-0386, INA-10386


US PCS Switch top

T/R: provides isolation between transmit and receive paths

Routing: includes or excludes elements from RF path, e.g. LNA switching for large signal case or signal path routing in multi-mode phones.

handset [to 1975 MHz, 3V operation, low current]:
Discrete Diodes: HSMP-3860, HSMP-3890 PIN diodes

base station radio card [to 1975 MHz, fast, low distortion]:
Discrete Diodes: HSMP-3860, HSMP-3880 , HSMP-3890 PIN diodes


US PCS PLL top

Provides stable carrier for frequency conversion and/or modulator

handset [architecture dependant, 3V operation, low current]:
Oscillator: AT-32033, AT-31033, HBFP-0420, HBFP-0405
Buffer Amplifier: INA-31063, MGA-85563
Prescalers: no Agilent Technologies products
Phase Comparators: no Agilent Technologies products

base station radio card [architecture dependant]:
Oscillator: AT-32033, AT-31033, HBFP-0420, HBFP-0405
Buffer Amplifier: INA-31063, MGA-86563, MGA-85563, INA-51063
Prescalers: no Agilent Technologies products
Phase Comparators: no Agilent Technologies products


US PCS Baseband top

provides data inputs to modulator, converts output of IF into information

no Agilent Technologies products


US PCS Tx-Power Amplifier top

amplifies outgoing signal for broadcast, sets to correct power level

handset [1850-1895 MHz, 3V operation, 10 mw - 1W Pout, high efficiency]:
Discrete Transistors (power to 100 mW): AT-380xx, ATF-21186, ATF-34143
Integrated Circuit Amplifiers (power to 500 mW): MGA-83563, MGA-82563, MGA-81563
Detector diodes for power control: HSMS-28xx

base station radio card [1930-1975 MHz, 10 mw - 1W Pout]:
Discrete Transistors (power to 100 mW): AT-380xx, ATF-21186, ATF-34143
Integrated Circuit Amplifiers power to 100 mW): MGA-82563, MGA-83563
Detector diodes for power control: HSMS-28xx


US PCS Tx-Driver top

"glue" part that amplifies modulator output sufficiently to drive power chain

handset [1850-1895 MHz, 3V operation, 0 to 10 mW Pout, high efficiency]:
Discrete Transistors: ATF-34143, HBFP-0420, AT-320xx
Integrated Circuit Amplifiers: MGA-81563

base station radio card [1930-1975 MHz, 0 to 10 mW Pout]:
Discrete Transistors: HBFP-0420, AT-320xx, ATF-34143
Integrated Circuit Amplifiers: MGA-81563, INA-52063


US PCS Tx-Modulator top

combines data with carrier
[1900 MHz, system dependent; <3 volt operation]

3V:
HPMX-2007
HPMX-2006 as upconverter


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this page last updated: 20 October 1999