Specification: GSM Technical Specification GSM 05.05; Jul. 1996; Version 5.2.0; Entitled Digital cellular telecommunications systems (Phase 2+); Radio transmission and reception; European Telecommunications Institute pp. 8, 11, 14 and 33. |
Lawrence J. Curran, "RFICs: Dual-Band Cell Phones Emerge"; EDN; May 22, 1997; pp. 21, 22, 24. |
Datasheet; "RF230 GSM1800/PCS1900 Power Amplifier"; Rockwell Semiconductor Systems; Jan. 14, 1998. |
"Track to Multi-band GSM"; Symbionics; Wireless Week; Jun. 30, 1997. |
Datasheet; "RF122 Power Amplifier Controller for Heterojunction Bipolar Transistor Power Amplifiers"; Rockwell Semiconductor Systems; Oct. 13, 1997. |
Datasheet; "RF130 Power Amplifier for GSM applications"; Rockwell Semiconductor Systems; Dec. 3, 1997. |
Fink, Christiansen et al; Electronics Engineers' Handbook; pp. 25-66-25-70. |
PCT International Search Report, Oct. 6, 1999. |