John KEEN

Person

Mountain View, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hardware implementation of complex firewalls using chaining technique
- Patent number 9,391,958
- Issue date Jul 12, 2016
- Juniper Networks, Inc.
- Venkatasubramanian Swaminathan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Efficient arithimetic logic units
- Patent number 9,098,262
- Issue date Aug 4, 2015
- Juniper Networks, Inc.
- Jean-Marc Frailong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Emulation of multiple instruction sets
- Patent number 9,026,424
- Issue date May 5, 2015
- Juniper Networks, Inc.
- Jeffrey G. Libby
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dynamically adjusting hash table capacity
- Patent number 8,938,469
- Issue date Jan 20, 2015
- Juniper Networks, Inc.
- John Keen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Flow cache mechanism for performing packet flow lookups in a networ...
- Patent number 8,886,827
- Issue date Nov 11, 2014
- Juniper Networks, Inc.
- Deepak Goel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Efficient arithmetic logic units
- Patent number 8,880,856
- Issue date Nov 4, 2014
- Juniper Networks, Inc.
- Jean-Marc Frailong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hardware implementation of complex firewalls using chaining technique
- Patent number 8,800,021
- Issue date Aug 5, 2014
- Juniper Networks, Inc.
- Venkatasubramanian Swaminathan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for independent synchronous and asynchronous tran...
- Patent number 8,799,909
- Issue date Aug 5, 2014
- Juniper Networks, Inc.
- Jeffrey G. Libby
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Longest prefix match searches with variable numbers of prefixes
- Patent number 8,799,507
- Issue date Aug 5, 2014
- Juniper Networks, Inc.
- John Keen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamic bypass mechanism to alleviate bloom filter bank contention
- Patent number 8,630,294
- Issue date Jan 14, 2014
- Juniper Networks, Inc.
- John Keen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Convenient, flexible, and efficient management of memory space and...
- Patent number 8,583,851
- Issue date Nov 12, 2013
- Juniper Networks, Inc.
- Anjan Venkatramani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for efficient packet replication
- Patent number 8,520,675
- Issue date Aug 27, 2013
- Juniper Networks, Inc.
- Jean-Marc Frailong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Convenient, flexible, and efficient management of memory space and...
- Patent number 8,397,010
- Issue date Mar 12, 2013
- Juniper Networks, Inc.
- Anjan Venkatramani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Branching to target address by adding value selected from programma...
- Patent number 8,332,622
- Issue date Dec 11, 2012
- Juniper Networks, Inc.
- Anurag P. Gupta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ordering write bursts to memory
- Patent number 8,327,057
- Issue date Dec 4, 2012
- Juniper Networks, Inc.
- Anjan Venkatramani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Banked memory arbiter for control memory
- Patent number 8,285,914
- Issue date Oct 9, 2012
- Juniper Networks, Inc.
- Anjan Venkatramani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Mapping address bits to improve spread of banks
- Patent number 8,225,027
- Issue date Jul 17, 2012
- Jumiper Networks, Inc.
- Anjan Venkatramani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ordering refresh requests to memory
- Patent number 8,078,791
- Issue date Dec 13, 2011
- Juniper Networks, Inc.
- Srinivas Perla
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Fast execution of branch instruction with multiple conditional expr...
- Patent number 8,078,849
- Issue date Dec 13, 2011
- Juniper Networks, Inc.
- Jeffrey G. Libby
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hardware support for instruction set emulation
- Patent number 8,069,023
- Issue date Nov 29, 2011
- Juniper Networks, Inc.
- Jean-Marc Frailong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mapping address bits to improve spread of banks
- Patent number 7,996,597
- Issue date Aug 9, 2011
- Juniper Networks, Inc.
- Anjan Venkatramani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for handling invalidation requests to processo...
- Patent number 6,578,115
- Issue date Jun 10, 2003
- Silicon Graphics, Inc.
- David E. McCracken
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for handling interrupts in a node controller with...
- Patent number 6,564,277
- Issue date May 13, 2003
- Silicon Graphics, Inc.
- John S. Keen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for processing errors in a computer system
- Patent number 6,457,146
- Issue date Sep 24, 2002
- Silicon Graphics, Inc.
- John S. Keen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for handling invalidation requests to processo...
- Patent number 6,339,812
- Issue date Jan 15, 2002
- Silicon Graphics, Inc.
- David E. McCracken
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
EFFICIENT ARTHIMETIC LOGIC UNITS
- Publication number 20150058599
- Publication date Feb 26, 2015
- Juniper Networks, Inc.
- Jean-Marc FRAILONG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
HARDWARE IMPLEMENTATION OF COMPLEX FIREWALLS USING CHAINING TECHNIQUE
- Publication number 20140325635
- Publication date Oct 30, 2014
- Venkatasubramanian SWAMINATHAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LONGEST PREFIX MATCH SEARCHES WITH VARIABLE NUMBERS OF PREFIXES
- Publication number 20130246651
- Publication date Sep 19, 2013
- Juniper Networks, Inc.
- John Keen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FLOW CACHE MECHANISM FOR PERFORMING PACKET FLOW LOOKUPS IN A NETWOR...
- Publication number 20130212296
- Publication date Aug 15, 2013
- Juniper Networks, Inc.
- Deepak Goel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONVENIENT, FLEXIBLE, AND EFFICIENT MANAGEMENT OF MEMORY SPACE AND...
- Publication number 20130173841
- Publication date Jul 4, 2013
- Juniper Networks, Inc.
- Anjan VENKATRAMANI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ORDERING WRITE BURSTS TO MEMORY
- Publication number 20130061010
- Publication date Mar 7, 2013
- Juniper Networks, Inc.
- Anjan VENKATRAMANI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR FAST BRANCHING USING A PROGRAMMABLE BRANCH TABLE
- Publication number 20120084534
- Publication date Apr 5, 2012
- Juniper Networks, Inc.
- Anurag P. GUPTA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MAPPING ADDRESS BITS TO IMPROVE SPREAD OF BANKS
- Publication number 20110254590
- Publication date Oct 20, 2011
- Juniper Networks, Inc.
- Anjan VENKATRAMANI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR FAST BRANCHING USING A PROGRAMMABLE BRANCH TABLE
- Publication number 20100161949
- Publication date Jun 24, 2010
- Juniper Networks, Inc.
- Anurag P. Gupta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for handling invalidation requests to processo...
- Publication number 20020059500
- Publication date May 16, 2002
- Silicon Graphics, Inc., a Delaware corporation
- David E. McCracken
- G06 - COMPUTING CALCULATING COUNTING

Person

Patents Grantslast 30 patents

Hardware implementation of complex firewalls using chaining technique

Efficient arithimetic logic units

Emulation of multiple instruction sets

Dynamically adjusting hash table capacity

Flow cache mechanism for performing packet flow lookups in a networ...

Efficient arithmetic logic units

Hardware implementation of complex firewalls using chaining technique

System and method for independent synchronous and asynchronous tran...

Longest prefix match searches with variable numbers of prefixes

Dynamic bypass mechanism to alleviate bloom filter bank contention

Convenient, flexible, and efficient management of memory space and...

System and method for efficient packet replication

Convenient, flexible, and efficient management of memory space and...

Branching to target address by adding value selected from programma...

Ordering write bursts to memory

Banked memory arbiter for control memory

Mapping address bits to improve spread of banks

Ordering refresh requests to memory

Fast execution of branch instruction with multiple conditional expr...

Hardware support for instruction set emulation

Mapping address bits to improve spread of banks

Method and apparatus for handling invalidation requests to processo...

Method and system for handling interrupts in a node controller with...

Method and apparatus for processing errors in a computer system

Method and apparatus for handling invalidation requests to processo...

Patents Applicationslast 30 patents

EFFICIENT ARTHIMETIC LOGIC UNITS

HARDWARE IMPLEMENTATION OF COMPLEX FIREWALLS USING CHAINING TECHNIQUE

LONGEST PREFIX MATCH SEARCHES WITH VARIABLE NUMBERS OF PREFIXES

FLOW CACHE MECHANISM FOR PERFORMING PACKET FLOW LOOKUPS IN A NETWOR...

CONVENIENT, FLEXIBLE, AND EFFICIENT MANAGEMENT OF MEMORY SPACE AND...

ORDERING WRITE BURSTS TO MEMORY

SYSTEM AND METHOD FOR FAST BRANCHING USING A PROGRAMMABLE BRANCH TABLE

MAPPING ADDRESS BITS TO IMPROVE SPREAD OF BANKS

SYSTEM AND METHOD FOR FAST BRANCHING USING A PROGRAMMABLE BRANCH TABLE

Method and apparatus for handling invalidation requests to processo...