| Patent Number |
Title Of Patent |
Date Issued |
| 7545889 |
Blocker performance in a radio receiver |
June 9, 2009 |
| Configuring a multiple stage band pass filter of a radio frequency receiver commences by setting a corner of a low pass mixer output filter that receives a down sampled analog information signal. Operation continues with setting a buffer output filter corner of a low pass buffer outp |
| 7471142 |
Filter calibration with cell re-use |
December 30, 2008 |
| Various embodiments are disclosed relating filter calibration with cell re-use. According to an example embodiment, an apparatus includes a first circuit, including a variable circuit element. The first circuit is adapted to output an output frequency signal during a calibration mode |
| 7386290 |
RX dual-band mixer |
June 10, 2008 |
| A dual-band input transceiver block is formed to operably receive one of a 2.4 GHz radio frequency signal or a 5.0 GHz radio frequency transceiver signal in a manner that minimizes duplication of circuitry and creates a combined circuit path for RF front end input stages for much of the |
| 7321273 |
Off-chip LC circuit for lowest ground and VDD impedance for power amplifier |
January 22, 2008 |
| Off-chip LC circuit for lowest ground and VDD impedance for power amplifier. A novel approach is made by which a chip to PCB (Printer Circuit Board) interface may be made such that the ground and VDD potential levels are effectively brought onto the die of the chip such that a true g |
| 7269391 |
Tunable transceiver front end |
September 11, 2007 |
| A transceiver front end includes a transmit/receive (T/R) switch, a first balun, a second balun, a low noise amplifier, a power amplifier, and compensation circuitry. The T/R switch is operably coupled to an antenna for receiving inbound radio frequency (RF) signals and for transmitting |
| 7233211 |
Method to improve high frequency divider bandwidth coverage |
June 19, 2007 |
| A divider for a local oscillator (LO) generator system of a phase locked loop (PLL) in a transceiver chip. The divider includes at least one divider unit. Each divider unit includes a frequency divider unit for receiving an input signal having an input frequency and for outputting an |
| 7119631 |
Off-chip LC circuit for lowest ground and VDD impedance for power amplifier |
October 10, 2006 |
| Off-chip LC circuit for lowest ground and VDD impedance for power amplifier. A novel approach is made by which a chip to PCB (Printer Circuit Board) interface may be made such that the ground and VDD potential levels are effectively brought onto the die of the chip such that a true g |
