1
David E Wachob: Method and apparatus for providing demographically targeted television commercials. General Instrument Corporation, Barry R Lipsitz, October 13, 1992: US05155591 (729 worldwide citation)

Different commercial messages are broadcast to different demographically targeted audiences in a cable television system or the like. A first television channel contains television programs and periodic commercial messages. A second television channel contains alternate commercial messages. Demograp ...


2
Marc Kauffman, Michael Miller: Apparatus for selective distribution of messages over a communications network. General Instrument Corporation, Barry R Lipsitz, November 9, 1993: US05260778 (500 worldwide citation)

Specific text and/or graphic messages for individual subscribers or groups of subscribers are distributed on a communications network such as a cable television system. An addressable controller communicates with a plurality of subscriber terminals served by the network. Each subscriber terminal is ...


3
Misti Coleman, Ann Marie Canfield, Mark K Eyer, Zicheng Guo: Method and apparatus for displaying an interactive television program guide. General Instrument Corporation, Barry R Lipsitz, December 1, 1998: US05844620 (415 worldwide citation)

An interactive on-screen visual interface guides a user through a menu of individual events available via an information network while allowing continuity of viewing of the current channel. The invention is especially applicable to the provision of an interactive program guide (IPG) for events such ...


4
David Chen, Weidong Mao: Splicing compressed packetized digital video streams. General Instrument Corporation, Barry R Lipsitz, Ralph F Hoppin, June 29, 1999: US05917830 (391 worldwide citation)

A secondary packetized data stream, such as a commercial, is spliced with a primary packetized data stream, such as a network television program. The system does not require decompression of the data in the primary data stream, and is particularly suitable for use at a cable system headend to allow ...


5
Brant Candelore: Digital coupons for pay televisions. General Instrument Corporation, Barry R Lipsitz, Ralph F Hoppin, May 2, 2000: US06057872 (375 worldwide citation)

Digital coupons are selectively transmitted in a communication network to subscriber terminals for promotional purposes. Subscribers automatically receive coupon credits when they meet the preconditions of the digital coupons. Free or reduced price pay-per-view (PPV) programming in particular may be ...


6
Edward A Krause, Woo H Paik: Apparatus and method for adaptively compressing successive blocks of digital video. General Instrument Corporation, Barry R Lipsitz, February 25, 1992: US05091782 (357 worldwide citation)

The compression of successive blocks of digital data is optimized by selecting between different compression algorithms or different data formats on a block-by-block basis. In one application, digitized interlaced video signals are processed for transmission in a compressed form. A set of pixel data ...


7
Peter D McAndrew, David L Potash, Brian Higgins, Jeff Wayand, Joe Held: Expert system for providing interactive assistance in solving problems such as health care management. AETNA Life and Casualty Company, Barry R Lipsitz, May 14, 1996: US05517405 (355 worldwide citation)

A problem solving expert system is provided which is particularly useful in managing the health care of individual patients. A description of a problem (e.g., medical condition) and a proposed solution therefor (e.g., medical procedure) is entered via a user interface. A topical library is searched ...


8
David E Wachob: Selection of compressed television signals from single channel allocation based on viewer characteristics. General Instrument Corporation, Barry R Lipsitz, July 27, 1993: US05231494 (348 worldwide citation)

A plurality of television signals are transmitted and selectively received on a single television channel allocation. Headend apparatus compresses a set of television signals, such as a main program signal and a plurality of different demographically targeted commercials. The plurality of compressed ...


9
Robert L Warren, Chong U Lee, Kamran Moallemi: Multi-media copy management system. Solana Technology Development Corporation, Barry R Lipsitz, Ralph F Hoppin, October 5, 1999: US05963909 (308 worldwide citation)

Reproduction of a multi-media data signal which is stored on a source media or distributed via a communication network is controlled by inserting master tag data and control tag data into the data signal. A player/recorder inserts an additional generation of control tag information each time a copy ...


10
Chong U Lee, Kamran Moallemi, Robert L Warren: Method and apparatus for transporting auxiliary data in audio signals. Solana Technology Development Corporation, Barry R Lipsitz, Ralph F Hoppin, October 13, 1998: US05822360 (282 worldwide citation)

Auxiliary data is transported in a conventional audio signal by hiding the data in the form of colored noise. The colored noise has a spectrum that simulates the spectrum of the primary audio signal. The data to be transported is first converted to a spread spectrum signal. The primary audio signal ...



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