Inventor

SILBERSCHATZ ABRAHAM

US48 patents

⚠️ This page may combine multiple inventors who share the name “SILBERSCHATZ ABRAHAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SILBERSCHATZ ABRAHAM

LUCENT TECHNOLOGIES INC

Simplified secure shared key establishment and data delivery protocols for electronic commerce

Method and apparatus for detecting and recovering from data corruption of a database via read prechecking and deferred maintenance of codewords

Multimedia on-demand server

Method and apparatus for detecting and recovering from data corruption of a database via read logging

Admission control system and method for media-on-demand servers

System and method for providing hot spare redundancy and recovery for a very large database management system

System and method for aging versions of data in a main memory database

Methods and apparatus for ensuring quality of service in an operating system

Determination of physical topology of a communication network

Early fair drop buffer management method

Method and system for providing computer storage access with quality of service guarantees

Garbage collection in object oriented databases using transactional cyclic reference counting

Concurrency control protocols for management of replicated data items in a distributed database system

Move-to-rear list scheduling

System and method for restoring a multiple checkpointed database in view of loss of volatile memory

Computer network management

Method and apparatus for providing enhanced pay per view in a video server

System and method for restoring a distributed checkpointed database

System for video server using coarse-grained disk striping method in which incoming requests are scheduled and rescheduled based on availability of bandwidth

Method and apparatus of retrieving continuous and non-continuous media data from a file system

Video data retrieval method for use in video server environments that use striped disks

Method and apparatus for selective buffering of pages to provide continuous media data to multiple users

Method of retrieving continuous and non-continuous media data from a file system

Methods and apparatus for providing quality of service for legacy applications

Operating system transfer of control and parameter manipulation using portals

Timestamp-based system and method for serializing lazy updates in a distributed database

Real-time event processing system for telecommunications and other applications

System and method for serializing lazy updates in a distributed database without requiring timestamps

Recoverable spin lock system

Hierarchical data network address resolution

Scheduling resources for continuous media databases

Multimedia on-demand server having different transfer rates

Distributed protocol for secure communication of commercial transactions and decentralized network employing the protocol

Data mining using cyclic association rules

System and method for discovering calendric association rules

System and method for physically versioning data in a main memory database

Method and apparatus for providing enhanced pay per view in a video server employing a coarse-grained striping scheme

Lookahead buffer replacement method using ratio of clients access order offsets and buffer data block offsets

System and method for serializing updates to ancestor sites in a distributed database

Cache management system for continuous media system

Scheduling random I/O for data storage tape

Fault tolerant architectures for continuous media servers

Signaled receiver processing methods and apparatus for improved protocol processing

Method for skew resistant join size estimation

Method for characterizing information in data sets using multifractals

Efficient scheduling of reading data from multiple storage mediums to satisfy multiple requests

AT & T CORP

Interrupt-based system

Passive information access system