Patent ID: 6973330

Claim:
A compact wireless modem card placement in compliance with thickness requirement of type II PCMCIA standard and type II Compact Flash form factor standard, comprising: a first side having a first height clearance, the first side including: a mobile station modem (MSM) chip, a radio-frequency transmitter (RFT) chip located at a lower left of the first side, the RFT chip to perform signal processing functions to up-convert baseband signals received from the MSM chip to radio-frequency signals, and a radio-frequency (RF) surface acoustic wave (SAW) filter located above and to the left of the RFT chip, a tank circuit located below the RFT chip for IF — LO generation performed by an on-chip synthesized IF — LO circuit included in the RFT chip, and a plurality of ground vias enclosing the tank circuit to prevent electro-magnetic interference (EMI); and a second side opposite the first side and having a second height clearance, wherein components with a height greater than or substantially equal to the second height clearance are placed on the first side of the card.