Pulse or digital communications – Repeaters – Testing
Patent
1985-08-02
1987-02-24
Griffin, Robert L.
Pulse or digital communications
Repeaters
Testing
375 11, 364724, H04L 2549
Patent
active
046463275
ABSTRACT:
A waveform shaping apparatus includes a shift register having a clock input terminal, data input terminals supplied with respective bits of a digital input signal and a plurality of data output terminals, and a plurality of coefficient multipliers connected to the respective data output terminals. A 2's-complement binary code offset within a predetermined range is used for representing the coefficient of each of the multipliers and such coefficient is controlled by manipulation of ON/OFF switches.
REFERENCES:
patent: 3631232 (1971-12-01), Perreault
patent: 4003002 (1977-01-01), Snijders et al.
patent: 4255794 (1981-03-01), Nakayama
patent: 4267761 (1981-05-01), Deutsch
patent: 4337518 (1982-06-01), Ohnishi et al.
Fujita Etsumi
Hideshima Yasuhiro
Kojima Yuichi
Chin Stephen
Eslinger Lewis H.
Griffin Robert L.
Sinderbrand Alvin
Sony Corporation
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