IP Library Granted Patent US 9,456,041
Granted Patent B2
US 9,456,041 · App. 14/013,387 · Granted Sep 27, 2016

Method and apparatus for reducing messaging in a client-server system by selectively transitioning state mode

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Quick Facts
Patent No.
US 9,456,041
App. No.
14/013,387
Granted
Sep 27, 2016
Kind
B2
Abstract

A detection that a client-server system, which is operating in a first state mode, has switched from a first use case to a second use case for accessing a property of an object associated with a server. The first state mode during the first use case reduces messaging in the client-server system as compared to using a second state mode. A determination is performed as to whether using the second state mode during the second use case would reduce messaging in the system as compared to using the first state mode. The client-server system is transitioned to the second state mode, if operating in the second state mode would reduce messaging in the client-server system as compared to operating in the first state mode for the second use case.

Claims (11)

1. A method, comprising:

determining the number of readers and the number of writers on a client in a client server-system that are accessing an object property stored in memory associated with a server in the client-server system; and

upon determining the number of readers and the number of writers, selectively controlling a member of the client-server system to operate in a stateful mode or a stateless mode, wherein:

determining that there is one writer operating on the client and there are no readers operating on the client corresponds to controlling the member to operate in the stateful mode;

determining that there are zero writers operating on the client and one or more readers operating on the client corresponds to controlling the member to operate in the stateful mode;

determining that there is one writer operating on the client and there are one or more readers operating on the client corresponds to controlling the member to operate in the stateless mode; and

determining that there are two or more writers operating on the client and there are zero or more readers operating on the client corresponds to controlling the member to operate in the stateless mode.

2. A server apparatus operating in a client-server system, comprising:

computer hardware that controls a member of the client-server system to operate in a stateful mode or a stateless mode as a function of the number of readers and the number of writers on a client in the client-server system that are accessing an object property stored in memory associated with the server apparatus, where the computer hardware controls the member to operate in the stateful mode when there is one writer operating on the client and there are no readers operating on the client, to operate in the stateful mode when there are zero writers operating on the client and one or more readers operating on the client, to operate in the stateless mode when there is one writer operating on the client and there are one or more readers operating on the client, or to operate in the stateless mode when there are two or more writers operating on the client and there are zero or more readers operating on the client.

3. A client apparatus operating in a client-server system, comprising:

computer hardware that controls a member of the client-server system to operate in a stateful mode or a stateless mode as a function of the number of readers and the number of writers on the client apparatus that are accessing an object property stored in memory associated with a server apparatus in the client-server system, where the computer hardware controls the member to operate in the stateful mode when there is one writer operating on the client apparatus and there are no readers operating on the client apparatus, to operate in the stateful mode when there are zero writers operating on the client apparatus and one or more readers operating on the client apparatus, to operate in the stateless mode when there is one writer operating on the client apparatus and there are one or more readers operating on the client apparatus, or to operate in the stateless mode when there are two or more writers operating on the client apparatus and there are zero or more readers operating on the client apparatus.

Assignments (12)
INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded Dec 18, 2025
From: QUANTUM CORPORATION
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 074024/0084 →
TERMINATION AND RELEASE OF INTELLECTUAL PROPERTY SECURITY AGREEMENT AT REEL/FRAME NO. 40473/0378 Recorded Oct 8, 2025
From: PNC BANK, NATIONAL ASSOCIATION, AS AGENT
To: QUANTUM CORPORATION
Reel/Frame 073061/0454 →
TERMINATION AND RELEASE OF AMENDED AND RESTATED INTELLECTUAL PROPERTY SECURITY AGREEMENT AT REEL/FRAME NO. 48029/0525 Recorded Aug 19, 2025
From: PNC BANK, NATIONAL ASSOCIATION, AS AGENT
To: QUANTUM CORPORATION
Reel/Frame 072542/0594 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 24, 2025
From: BLUE TORCH FINANCE LLC, AS AGENT FOR THE SECURED PARTIES
To: ALTER DOMUS (US) LLC, AS AGENT FOR THE SECURED PARTIES
Reel/Frame 071019/0850 →
RELEASE OF SECURITY INTEREST Recorded Aug 10, 2021
From: U.S. BANK NATIONAL ASSOCIATION
To: QUANTUM CORPORATION; QUANTUM LTO HOLDINGS, LLC
Reel/Frame 057142/0252 →
SECURITY INTEREST Recorded Aug 5, 2021
From: QUANTUM CORPORATION; QUANTUM LTO HOLDINGS, LLC
To: BLUE TORCH FINANCE LLC, AS AGENT
Reel/Frame 057107/0001 →
SECURITY INTEREST Recorded Jan 8, 2019
From: QUANTUM CORPORATION
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 048029/0525 →
SECURITY INTEREST Recorded Dec 27, 2018
From: QUANTUM CORPORATION, AS GRANTOR; QUANTUM LTO HOLDINGS, LLC, AS GRANTOR
To: U.S. BANK NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 049153/0518 →
RELEASE OF SECURITY INTEREST Recorded Dec 27, 2018
From: TCW ASSET MANAGEMENT COMPANY LLC, AS AGENT
To: QUANTUM CORPORATION
Reel/Frame 047988/0642 →
SECURITY INTEREST Recorded Oct 25, 2016
From: QUANTUM CORPORATION
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 040473/0378 →
SECURITY INTEREST Recorded Oct 21, 2016
From: QUANTUM CORPORATION
To: TCW ASSET MANAGEMENT COMPANY LLC, AS AGENT
Reel/Frame 040451/0183 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 20, 2014
From: REINART, JOHN
To: QUANTUM CORPORTAION
Reel/Frame 032260/0367 →