| Patent Number |
Title Of Patent |
Date Issued |
| 7610500 |
Link power saving state |
October 27, 2009 |
| Disclosed are embodiments of a method, apparatus and system for a low power state for a point-to-point link. During the low power state, the signal on both conductors of a differential transmit pair are driven to electrical idle. Analog activity detectors are enabled during the low p |
| 7586951 |
Method, apparatus, and system for idle state definition for power management |
September 8, 2009 |
| A predetermined network packet is utilized for power reduction in either or both of a transmitter and receiver when information is not needed. Upon detection of the predetermined network packet type, various portions of the transmitter and/or receiver may be clock gated or powered down. |
| 7484014 |
System for flexible and negotiable exchange of link layer functional parameters |
January 27, 2009 |
| A proposal is discussed that facilitates exchanging parameters for a link layer that allows a variable number of parameters without changing a communication protocol. Likewise, the proposal allows for both components connected via the link to negotiate values for the parameters that are |
| 7313712 |
Link power saving state |
December 25, 2007 |
| Disclosed are embodiments of a method, apparatus and system for a low power state for a point-to-point link. During the low power state, the signal on both conductors of a differential transmit pair are driven to electrical idle. Analog activity detectors are enabled during the low p |
| 7165131 |
Separating transactions into different virtual channels |
January 16, 2007 |
| In one embodiment of the present invention, a method may include separating incoming transactions to an agent of a coherent system into at least a first channel, a second channel, and a third channel, based upon a type of the incoming transactions. The incoming transactions may be se |
| 7076597 |
Broadcast invalidate scheme |
July 11, 2006 |
| A directory-based multiprocessor cache control scheme for distributing invalidate messages to change the state of shared data in a computer system. The plurality of processors are grouped into a plurality of clusters. A directory controller tracks copies of shared data sent to proces |
| 6751721 |
Broadcast invalidate scheme |
June 15, 2004 |
| A directory-based multiprocessor cache control scheme for distributing invalidate messages to change the state of shared data in a computer system. The plurality of processors are grouped into a plurality of clusters. A directory controller tracks copies of shared data sent to proces |
