Abstract: PC Add-On Card for controlling consumer grade VHS-VCR(s) comprising address decoding section and bidirectional buffer connected to I/O ports for interchanging data between computer and VHS-VCR(s) through digital switching control and to counter section for counting tape positioning pulses from the VHS-VCR(s) through analog multiplexer section. The digital switching control section and analog function switching control electronically control the functions of VHS-VCR(s) through the analog multiplexer section interactively. This Card may be used for integrating real time analog video from a built-in VHS-VCR and animation from the computer in Analog Video Interactive Equipment.
Type:
Grant
Filed:
September 23, 1993
Date of Patent:
September 12, 1995
Assignee:
National Informatics Centre, Government of India
Inventors:
Yogesh K. Sharma, Rajesh Gera, Gajendra P. Singh