| Patent Number |
Title Of Patent |
Date Issued |
| RE42800 |
Apparatus, and associated method, for facilitating selection of power levels at which to communi |
October 4, 2011 |
| Apparatus, and an associated method, for effectuating power control in a radio communication system, such as an IS-95/IS-2000 system which deploys 1.times.EV-DO technology. At a mobile station, a channel indicia measurer measures channel conditions upon a radio link. Responsive thereto, |
| 7756191 |
Deconvolution searcher for wireless communication system |
July 13, 2010 |
| Disclosed is a method, an apparatus and a mobile station embodiment to receive a CDMA signal from a radio channel. The method includes inputting a CDMA signal received through the radio channel to a searcher and processing the received signal in the searcher to obtain a multi-path pr |
| 7430432 |
Apparatus, and associated method, for calculating communication channel indications for use in a |
September 30, 2008 |
| Apparatus, and an associated method, for determining a carrier-to-interference ratio to be used in a closed-loop power control scheme to control power levels at which data is sent to a mobile station operable pursuant to a high-rate data communications service. A signal power level c |
| 7359445 |
System, method and computer program product for demodulating quadrature amplitude modulated sign |
April 15, 2008 |
| A system, method and computer program product are provided for demodulating Quadrature Amplitude Modulated (QAM) signals based upon a speed of a receiver. The system includes a receiver and a demapping element. The receiver is capable of receiving a QAM signal over at least one slot. |
| 7339977 |
Signal strength assisted searcher and acquisition |
March 4, 2008 |
| A code division, multiple access (CDMA) receiver includes an RF section for receiving a CDMA signal through a channel; a circuit for determining an instantaneous total received power (Io) of the received CDMA signal; and a searcher that is one of enabled for operation or disabled from |
| 7289551 |
System, method and computer program product for demodulating quadrature amplitude modulated sign |
October 30, 2007 |
| A system, method and computer program product are provided. The system includes a demapping element, and may also include a master controller. The demapping element is capable of estimating an amplitude of a signal constellation of a QAM signal. In this regard, the signal includes a |
| 7233806 |
Apparatus and method employing time-multiplexed searcher finger monitoring for active set and ot |
June 19, 2007 |
| A method is disclosed to operate a spread spectrum receiver with an active set of base stations. The method includes monitoring a current serving base station of the active set with a Set Searcher and simultaneously monitoring individual ones of remaining base stations of the active set |
| 7209483 |
Apparatus, and associated method, for operating upon packet data communicated in a packet commun |
April 24, 2007 |
| Apparatus, and an associated method, for a packet radio communication system that utilizes a packet retransmission scheme. A data packet, together with a selected number of retransmissions thereof are sent to a mobile station, or other receiving station. A channel condition estimator |
| 7158490 |
Apparatus, and associated method, for effectuating power control of a communication device |
January 2, 2007 |
| Power control apparatus, and an associated method, for controlling communication signals generated during operation of a communication system, such as an IS-953G cellular communication system. Determinations are made as to whether a communication channel upon which communication sign |
| 6977918 |
Method and apparatus for processing a signal received in a high data rate communication system |
December 20, 2005 |
| The present invention encompasses an electronic device operated in a communication system (for example 1XEV-DO, 1XEV-DV, CDMA, etc). The electronic device receiving a signal from a base station, the signal containing signaling information and data packets. The electronic device proce |
| 6904557 |
Discontinuous transmission (DTX) detection using decoder metric |
June 7, 2005 |
| A method detects an absence of a transmitted frame in a wireless communications system that operates with a discontinuous transmission (DTX) protocol between a transmitter and a receiver. The method includes decoding a received signal over a frame period to determine a cumulative met |
| 6856646 |
T-spaced equalization for 1xEV systems |
February 15, 2005 |
| The present invention relates to systems and methods that facilitate compensating for intersymbol interference (e.g. due to non-nyquist filtering) in Code Division Multiple Access (CDMA) systems (e.g., IS 95 and IS2000 systems). The subject invention employs equalization filters (e.g |
| 6819935 |
Apparatus, and associated method, for facilitating selection of power levels at which to communi |
November 16, 2004 |
| Apparatus, and an associated method, for effectuating power control in a radio communication system, such as an IS-95/IS-2000 system which deploys 1.times.EV-DO technology. At a mobile station, a channel indicia measurer measures channel conditions upon a radio link. Responsive thereto, |
| 6735449 |
Apparatus, and an associated method, for facilitating power control in a communication system |
May 11, 2004 |
| Apparatus, and an associated method, by which to facilitate regulation of power levels of a communication signal generated during operation of a communication system. Closed-loop power control is effectuated by selectively generating a power control command such as a power up or power |
| 6728299 |
Transmitter gain control for CDMA signals |
April 27, 2004 |
| A method, system, and computer program product for controlling amplification of an input transmit signal in a transmitter in order to operate a digital-to-analog converter such that its clipping point corresponds to a desired cumulative distribution level. The input transmit signal i |
| 6665284 |
Apparatus, and associated method, for receiving data at a radio device |
December 16, 2003 |
| Apparatus, and an associated method, for a communication station, such as a mobile station operable pursuant to an IS-95/IS-2000 communication service and an HDR (High Data Rate) data communication service. The receiver part of the communication station includes first and second RF (Radi |
| 6621871 |
Incremental redundancy packet combiner and decoder |
September 16, 2003 |
| Bit probability estimates generated by a turbo decoder are employed to weight the bits of a received packet before combining the received packet with a redundant packet. Bits are individually weighted by the corresponding bit probability estimate and all bits within the received pack |
| 6570909 |
Interference suppression in a CDMA receiver |
May 27, 2003 |
| A system and method for canceling interference present in a code-division multiple access (CDMA) channel signal received at a CDMA receiver that is caused by multipath components of a transmitted pilot channel signal or by soft handoff conditions is computationally efficient because it o |
| 6463031 |
Rate determination technique that utilizes modified cumulative metrics to orthogonalize the rate |
October 8, 2002 |
| A method and apparatus, such as a radiotelephone, operates so as to (a) decode a signal received from a communications channel to extract data therefrom, the data being received at one of n rates and the signal being decoded at each of the n rates for generating n Cumulative Metrics; (b) |
| 6377813 |
Forward link closed loop power control for a third generation wideband CDMA system |
April 23, 2002 |
| A wireless telecommunications mobile station, which is bi-directionally coupled to a base station through a communication channel, includes a device for receiving signals over the communication channel from the base station, power control circuitry for selectively deriving power control |
| 6269075 |
Finger assignment in a CDMA rake receiver |
July 31, 2001 |
| A method and apparatus of assigning fingers in a rake receiver for incorporation in a receiver of a CDMA communications system is disclosed herein. The method includes measuring the multipath profile of a received spread-spectrum radio-frequency (RF) signal to obtain a sequence of me |
| 5712890 |
Full breast digital mammography device |
January 27, 1998 |
| The invention provides a digital x-ray mammography device capable of imaging a full breast. A movable aperture coupled with a movable x-ray image detector permits x-ray image data to be obtained with respect to partially overlapping x-ray beam paths from an x-ray source passing throu |
