| Patent Number |
Title Of Patent |
Date Issued |
| 8145127 |
Method and apparatus for transmit power calibration in a frequency division multiplexed wireless |
March 27, 2012 |
| The present disclosure describes a method and apparatus for transmit power calibration in a frequency division multiplexed wireless system (100). The method may include receiving (315) an uplink scheduling grant at a user equipment (120), establishing (320) a desired power level based |
| 8140102 |
Method and apparatus for transmit power calibration in a frequency division multiplexed wireless |
March 20, 2012 |
| The present disclosure describes a method and apparatus for transmit power calibration in a frequency division multiplexed wireless system (100). The method may include receiving (320), at a user equipment (120), a signal from a base station (130) in a frequency division multiplexed |
| 7079819 |
RF transmitters with saturation detection and correction and methods therefor |
July 18, 2006 |
| Methods in radio communications devices having a transmitter with an integral control loop, and in other integral control systems, including generating a first error signal (210) based upon an amplifier output signal and a corrected reference signal, generating a second error (220) s |
| 6741840 |
RF transmitters with saturation detection and correction and methods therefor |
May 25, 2004 |
| Methods in radio communications devices having a transmitter with an integral control loop, and in other integral control systems, including generating a first error signal (210) based upon an amplifier output signal and a corrected reference signal, generating a second error (220) s |
| 6496708 |
Radio frequency coupler apparatus suitable for use in a multi-band wireless communication device |
December 17, 2002 |
| A radio frequency (RF) coupler apparatus (312) suited for use in a multi-band wireless communication device (200), has a termination device (316) and couplers (314 and 315). Each of the couplers (314 and 315) has through-path coupling elements (318 and 320) and coupled-path coupling |
| 6487398 |
Low noise architecture for a direct conversion transmitter |
November 26, 2002 |
| A low noise direct conversion transmitter architecture without a post-PA filter is described. A high power/low noise differential LO (110), controlled by a near unity divide ratio PLL (112) for re-modulation protection, is coupled a polyphase quadrature generator (120) generating amp |
