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PCS-TAG-4 (IS-136 TDMA)

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 Rx-LNA top
Detects and amplifiers incoming signal
handset [1930-1975 MHz, 3V operation, good noise figure, low current]:
Discrete Bipolar Transistors: HBFP-0420, HBFP-0405, AT-320, AT-310
Integrated Circuits: MGA-85563, 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
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]:
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 100 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: HBFP-0420, AT-320xx, ATF-34143
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: 1 October 1999