41
Charles Mao
Andrew Niall Robinson, Xiaoping Charles Mao: PMD characterization across multiple optical channels of an optical link. MCI WorldCom, December 10, 2002: US06493116 (6 worldwide citation)

A fiber optic communications link having PMD characterization across multiple optical channels to identify PMD problems. The communications link has adaptive PMD controls employed along the optical link, whereby PMD phenomena detected by instruments, such as PMD compensators, are interpreted as bein ...


42
Durga Malladi
Jon J Anderson, Durga P Malladi, Steven J Doerfler: Controlling forward link traffic channel power. QUALCOMM Incorporated, Gregory Ogrod, Ashish Patel, Thomas Rouse, September 4, 2007: US07266103 (5 worldwide citation)

Forward link transmission power to a user terminal in a wireless communications system having a plurality of beams is controlled by determining a baseline power level, Pbaseline, from a received active pilot channel signal-to-noise ratio (SNR); determining a power margin, Pmargin, from an identified ...


43
Charles Mao
Niall Robinson, Charles Mao, Frank A McKiel: Fault isolation of an optical link by correlating PMD events with other measurements. MCI WorldCom, June 11, 2002: US06404520 (5 worldwide citation)

A method and apparatus performing fault management in an optical communications system including a polarization mode dispersion (PMD) compensator. The method and apparatus utilizes a controller receiving notifications indicative of PMD in the system, as well as at least one indicator from a system d ...


44
Charles Mao
Niall Robinson, Charles Mao, Frank A McKiel: Fault isolation of an optical link by correlating PMD events with other measurements. Worldcom, May 27, 2003: US06570682 (5 worldwide citation)

A method and apparatus performing fault management in an optical communications system including a polarization mode dispersion (PMD) compensator. The method and apparatus utilizes a controller receiving notifications indicative of PMD in the system, as well as at least one indicator from a system d ...


45
Charles Mao
Xiaoping Charles Mao: Method of avoiding excessive polarization mode dispersion in an optical communications link. WorldCom, January 20, 2004: US06681081 (5 worldwide citation)

A method and apparatus for managing state-of-polarization (SOP) controllers along an optical communications link. When the polarization-mode dispersion (PMD) in the link exceeds a preset limit as determined by a PMD compensator, the SOP controller is directed to change rotation angle in an arbitrary ...


46
Charles Mao
Xiaoping Charles Mao: Method of avoiding excessive polarization mode dispersion in an optical communications link. WorldCom, May 28, 2002: US06396606 (5 worldwide citation)

A method and apparatus for managing state-of-polarization (SOP) controllers along an optical communications link. When the polarization-mode dispersion (PMD) in the link exceeds a preset limit as determined by a PMD compensator, the SOP controller is directed to change rotation angle in an arbitrary ...


47
Private
Louis W Ricci, Mark P Bendyk, Scott M Carlson, Daniel F Casper, John R Flanagan, Roger G Hathorn, Catherine C Huang, Matthew J Kalos, Gustav E Sittmann, Harry M Yudenfriend: Processing of data to determine compatability in an input/output processing system. International Business Machines Corporation, Cantor Colburn, John Campbell, June 5, 2012: US08196149 (2 worldwide citation)

A computer program product, an apparatus, and a method for processing communications between a control unit and a channel subsystem in an input/output processing system are provided. The computer program product includes a tangible storage medium readable by a processing circuit and storing instruct ...


48
Durga Malladi
Durga P Malladi: Controlling forward link transmission power. Qualcomm Incorporated, Patents Department, May 1, 2003: US20030083089-A1 (1 worldwide citation)

Forward link transmission power to a user terminal in a wireless communications system having a plurality of beams is controlled by identifying the location of a user terminal within one of the plurality of beams, and setting the forward link transmission power in response to the identified user ter ...


49
Private
Daniel F Casper, John R Flanagan, Catherine C Huang, Matthew J Kalos, Louis W Ricci: Processing of data to monitor input/output operations. International Business Machines Corporation, Cantor Colburn, John Campbell, November 13, 2012: US08312189

A computer program product, an apparatus, and a method for processing communications between a control unit and a channel subsystem in an input/output processing system are provided. The computer program product includes a tangible storage medium readable by a processing circuit and storing instruct ...


50
Private
Louis W Ricci, Mark P Bendyk, Scott M Carlson, Daniel F Casper, John R Flanagan, Roger G Hathorn, Catherine C Huang, Matthew J Kalos, Gustav E Sittmann, Harry M Yudenfriend, Matthew R Craig, Bret W Holley: Processing of data to perform system changes in an input/output processing system. International Business Machines Corporation, Cantor Colburn, John Campbell, July 3, 2012: US08214562

A computer program product, an apparatus, and a method for processing communications between a target and an initiator an input/output processing system are provided. The computer program product includes a tangible storage medium readable by a processing circuit and storing instructions for executi ...



Click the thumbnails below to visualize the patent trend.