Donald W. McLaughlin

Person

Naperville, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dual rail time control unit for a T-S-T-digital switching system
- Patent number 4,406,005
- Issue date Sep 20, 1983
- GTE Automatic Electric Labs Inc.
- Nathaniel Simmons
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dual rail time and control unit for a duplex T-S-T-digital switchin...
- Patent number 4,402,077
- Issue date Aug 30, 1983
- GTE Automatic Electric Labs Inc.
- Nathaniel Simmons
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dual rail time and control unit for a T-S-T-digital switching system
- Patent number 4,399,533
- Issue date Aug 16, 1983
- GTE Automatic Electric Labs Inc.
- Nathaniel Simmons
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dual rail time and control unit for a duplex T-S-T-digital switchin...
- Patent number 4,399,534
- Issue date Aug 16, 1983
- GTE Automatic Electric Labs Inc.
- Nathaniel Simmons
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dual rail time and control unit for a duplex T-S-T-digital switchin...
- Patent number 4,399,369
- Issue date Aug 16, 1983
- GTE Automatic Electric Labs Inc.
- Nathaniel Simmons
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dual rail time and control unit for a T-S-T-digital switching system
- Patent number 4,392,223
- Issue date Jul 5, 1983
- GTE Automatic Electric Laboratories, Inc.
- Nathaniel Simmons
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Clock check circuit
- Patent number 4,308,472
- Issue date Dec 29, 1981
- GTE Automatic Electric Labs Inc.
- Donald W. McLaughlin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multiport conference circuit with multi-frame summing and voice lev...
- Patent number 4,274,155
- Issue date Jun 16, 1981
- GTE Automatic Electric Laboratories Inc.
- Tim Funderburk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiport conference circuit with multi-frame summing
- Patent number 4,257,120
- Issue date Mar 17, 1981
- GTE Automatic Electric Laboratories Incorporated
- Tim Funderburk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiport conference circuit with voice level coding
- Patent number 4,254,497
- Issue date Mar 3, 1981
- GTE Automatic Electric Laboratories, Inc.
- Tim Funderburk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Private automatic branch exchange telephone system with two data so...
- Patent number 4,201,893
- Issue date May 6, 1980
- GTE Automatic Electric Laboratories Incorporated
- Donald W. McLaughlin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Arrangement for conversion of random to fixed data channel format
- Patent number 4,201,894
- Issue date May 6, 1980
- GTE Automatic Electric Laboratories Incorporated
- Donald W. McLaughlin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital trunk supervisory decoder multiplexor for ground start or E...
- Patent number 4,191,857
- Issue date Mar 4, 1980
- GTE Automatic Electric Laboratories Incorporated
- Donald W. McLaughlin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiport conference circuit
- Patent number 4,175,215
- Issue date Nov 20, 1979
- GTE Automatic Electric Laboratories Incorporated
- Donald W. McLaughlin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3-Port conference circuit for use in private automatic branch exchange
- Patent number 4,126,766
- Issue date Nov 21, 1978
- GTE Automatic Electric Laboratories Incorporated
- Donald W. McLaughlin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conference circuit for pulse coded modulated telephony
- Patent number 4,054,755
- Issue date Oct 18, 1977
- GTE Automatic Electric Laboratories Incorporated
- David Quon Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conference circuit for pulse coded modulated telephony
- Patent number 4,022,981
- Issue date May 10, 1977
- GTE Automatic Electric Laboratories Incorporated
- Donald W. McLaughlin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switching and transmission technique using a method and arrangement...
- Patent number 4,007,338
- Issue date Feb 8, 1977
- GTE Automatic Electric Laboratories Incorporated
- Donald W. McLaughlin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tone injection circuit
- Patent number 3,931,474
- Issue date Jan 6, 1976
- GTE Automatic Electric Laboratories Incorporated
- Donald W. McLaughlin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Donald W. McLaughlin

Person

Patents Grantslast 30 patents

Dual rail time control unit for a T-S-T-digital switching system

Dual rail time and control unit for a duplex T-S-T-digital switchin...

Dual rail time and control unit for a T-S-T-digital switching system

Dual rail time and control unit for a duplex T-S-T-digital switchin...

Dual rail time and control unit for a duplex T-S-T-digital switchin...

Dual rail time and control unit for a T-S-T-digital switching system

Clock check circuit

Multiport conference circuit with multi-frame summing and voice lev...

Multiport conference circuit with multi-frame summing

Multiport conference circuit with voice level coding

Private automatic branch exchange telephone system with two data so...

Arrangement for conversion of random to fixed data channel format

Digital trunk supervisory decoder multiplexor for ground start or E...

Multiport conference circuit

3-Port conference circuit for use in private automatic branch exchange

Conference circuit for pulse coded modulated telephony

Conference circuit for pulse coded modulated telephony

Switching and transmission technique using a method and arrangement...

Tone injection circuit