Dual image television
Patent 3991266 Issued on November 9, 1976. Estimated Expiration Date: 
November 9, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 9, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesInventorAssigneeApplicationNo. 503007 filed on 09/03/1974US Classes:348/385.1, Plural video programs in single channel463/32Three-dimensional characterizationExaminersPrimary: Richardson, Robert L.Attorney, Agent or FirmAbstractIn a television system, a multiplexing system permits the simultaneous transmission of two or more images with apparent full resolution, but without a corresponding increase in required transmission bandwidth. The television transmission uses the method of interleaving successive scan lines from different picture sources, such as two TV cameras, these sources being synchronized by common horizontal and vertical synchronization signals.Other References
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