| Patent Number |
Title Of Patent |
Date Issued |
| 4673811 |
Variable threshold scan detector utilizing crossover points on photodetectors of the laser beam |
June 16, 1987 |
| A variable threshold scan detector for use in raster output scan (ROS) systems, whereby the input scanning beam intensity is continually monitored and the threshold is set at a percentage of the signal value. Feedback from a peak detector circuit adjusts the threshold voltage to appr |
| 4333176 |
Data extraction means for use in a data transmission system |
June 1, 1982 |
| A serial-type data transmission channel employing a transmitter and a receiver and a plurality of coaxial cables interconnected therebetween with optical coupling being provided at the receiver. One of the coaxial cables is used to transmit data comprised of messages interposed with |
| 4271510 |
Shift-register transmitter for use in a high speed, low noise digital data communication system |
June 2, 1981 |
| Shift-register transmitting means for use in a serial type data transmission channel employing a plurality of coaxial lines for communicating digital data from the transmitting means to a receiving means. The transmitter means comprises a plurality of shift registers and associated t |
| 4229623 |
Receiving means for use in a high speed, low noise digital data communication system |
October 21, 1980 |
| Receiving means for use in a serial type data transmission system employing a plurality of coaxial lines. Digital data is transmitted to the receiving means in a manner such that one coaxial line contains data comprised of messages interposed with message identifying data, while another |
| 4229621 |
Transmitting means for use in a high speed, low noise digital data communication system |
October 21, 1980 |
| Transmitting means for use in a serial type data transmission channel employing a plurality of coaxial lines for communicating digital data from the transmitting means to a receiving means. The transmitter means provides for transmission of data messages and message identifying data on |
| 4225752 |
High speed, low noise digital data communication system |
September 30, 1980 |
| A serial-type data transmission channel employing a transmitter and a receiver and a plurality of coaxial cables interconnected therebetween with optical coupling being provided at the receiver. One of the coaxial cables is used to transmit data comprised of messages interposed with |
