Inventor · disambiguated record
Yau-Chau Ching
Also filed as: CHING YAU-CHAU
8 granted patents·383 citations·filing 1975–1985
89Inventor score
Top patents by PatentIndex Score
8 records- 0193US3971888ASynchronization system for variable length encoded signalsBELL TELEPHONE LABOR INC·Filed 1975·Granted Jul 27, 1976·157 cites·20 claims
- 0291US4665514AIntegrated voice/data networkAMERICAN TELEPHONE & TELEGRAPH·Filed 1985·Granted May 12, 1987·118 cites·25 claims
- 0377US4002841AData compression using nearly instantaneous companding in a digital speech interpolation systemBELL TELEPHONE LABOR INC·Filed 1976·Granted Jan 11, 1977·26 cites·12 claims
- 0470US4516258ABit allocation generator for adaptive transform coderAT & T BELL LAB·Filed 1982·Granted May 7, 1985·32 cites·5 claims
- 0570US4206447AAdaptive quantizer apparatus for differential coding of nonuniform digital signalsBELL TELEPHONE LABOR INC·Filed 1979·Granted Jun 3, 1980·19 cites·6 claims
- 0666US4032914AAnalog to digital converter with noise suppressionBELL TELEPHONE LABOR INC·Filed 1976·Granted Jun 28, 1977·13 cites·9 claims
- 0759US4095052ADigital speech interpolation trunk priority rotatorBELL TELEPHONE LABOR INC·Filed 1977·Granted Jun 13, 1978·12 cites·6 claims
- 0846US4025852AMethod and arrangement for controlling delta modulator idle-channel noiseBELL TELEPHONE LABOR INC·Filed 1975·Granted May 24, 1977·6 cites·15 claims
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