IP Library › Assignment 006071/0470
Patent Assignment
Reel/Frame 006071/0470

Merger Effective on 09/30/1991DE

Recorded: 1992-04-06 Pages: 16
Assignor
ALCATEL NA NETWORK SYSTEMS CORP.
Executed: 1991-09-24
Assignee
ALCATEL NETWORK SYSTEMS, INC.
A CORP. OF DE., 1200 NORTH ALMA ROAD, RICHARDSON, TEXAS, 75081
Covered Properties (130)
Multiple Fault Tolerant Digital Switching System for an Automatic Tele Phone System
Patent: 3,912,873 →
Application: 05/434,268 →
Multi-Terminal Arrestor Holder and Connector Module
Patent: 3,961,226 →
Application: 05/503,403 →
Title Not Available
Patent: 3,980,839 →
Application: 05/530,960 →
Small Modular Communications Switching System with Distributed Program Mable Control
Patent: 3,974,343 →
Application: 05/540,077 →
Title Not Available
Patent: 4,042,794 →
Application: 05/616,654 →
Line Signalling Over Common Highway for Telecommunications System
Patent: 4,075,430 →
Application: 05/686,303 →
Memory Sparing Arrangement
Patent: 4,093,985 →
Application: 05/739,356 →
Time Division Telecommunication System
Patent: 4,127,742 →
Application: 05/829,669 →
Dual-Processor Line Concentrator Switching System
Patent: 4,197,427 →
Application: 05/850,592 →
Pcm Encoder with Variable Set-Up Intervals
Patent: 4,196,421 →
Application: 05/866,337 →
Method and Means for Powering Span Lines
Patent: 4,196,320 →
Application: 05/866,696 →
Fluxbucking Line Transformer
Patent: 4,241,239 →
Application: 05/881,085 →
Subscriber Line/Trunk Circuit
Patent: 4,161,633 →
Application: 05/903,458 →
Control Apparatus for a Transceiver Employing a Programmable Memory
Patent: 4,254,504 →
Application: 05/932,066 →
Receiver for Pulse Code Multiplexed Signals
Patent: 4,314,368 →
Application: 05/950,840 →
Current Limited Subscriber Line Feed Circuit
Patent: 4,254,305 →
Application: 06/009,992 →
Adaptive Digital Echo Cancellation Circuit
Patent: 4,268,727 →
Application: 06/020,593 →
Method and Means for Transmitting Low Speed Signals Over a Pcm Framing Code
Patent: 4,243,930 →
Application: 06/041,865 →
Distributed Control for Digital Switching System
Patent: 4,317,962 →
Application: 06/056,752 →
Pmc Codec Using Common D/a Converter for Encoding and Decoding
Patent: 4,348,768 →
Application: 06/069,374 →
Trilateral Duplex Path Conferencing System with Broadcast Capability
Patent: 4,293,946 →
Application: 06/096,599 →
Decimator Apparatus for Decreasing the Word Rate of a Digital Signal of the Type Employed in Digital Telephony Systems
Patent: 4,302,631 →
Application: 06/098,094 →
Telephone Subscriber Line Unit with Sigma - Delta Digital to Analog Converter
Patent: 4,270,027 →
Application: 06/098,103 →
Apparatus for Regulating Current Supplied to a Telephone Line Signal of the Type Employed in Digital Telephone Systems
Patent: 4,315,106 →
Application: 06/098,104 →
Interpolator Apparatus for Increasing the Word Rate of a Digital Signal of the Type Employed in Digital Telephone Systems
Patent: 4,270,026 →
Application: 06/098,105 →
Gain Control Apparatus for Digital Telephone Line Circuits
Patent: 4,272,648 →
Application: 06/098,110 →
Programmable Ring Signal Generator
Patent: 4,349,703 →
Application: 06/135,755 →
Elastic Storage and Synchronization Control Apparatus for Use in a Telephone Switching System
Patent: 4,323,790 →
Application: 06/156,713 →
Digital Ring Control System for Digital Multiplexer
Patent: 4,354,264 →
Application: 06/159,736 →
Subscriber Line Interface Circuit with Impedance Synthesizer
Patent: 4,387,273 →
Application: 06/180,751 →
Time Slot Interchanger and Control Processor Apparatus for Use in a Telephone Switching Network
Patent: 4,377,859 →
Application: 06/183,512 →
Subscriber Line Interface Circuit Utilizing Impedance Synthesizer and Shared Voltage Source for Loop Current Regulation Control
Patent: 4,317,963 →
Application: 06/189,976 →
All Digital Lsi Line Circuit for Analog Lines
Patent: 4,381,561 →
Application: 06/199,806 →
Automatic, Digitally Synthesized Matching Line Terminating Impedance
Patent: 4,351,060 →
Application: 06/199,904 →
Digital Two-to-Four Wire Converter for Full Duplex Signals
Patent: 4,377,858 →
Application: 06/199,905 →
Delay Correction Circuit
Patent: 4,402,079 →
Application: 06/200,341 →
Automatic Protection Apparatus for Span Lines Employed in High Speed Digital Systems
Patent: 4,393,493 →
Application: 06/205,133 →
Transmitter-Receiver Synchronizer
Patent: 4,322,844 →
Application: 06/215,048 →
Method and Apparatus for Pulse Train Synchronization in Pcm Transceivers
Patent: 4,451,917 →
Application: 06/225,194 →
Solid State Telephone Line Interface Circuit with Ringing Capability
Patent: 4,431,868 →
Application: 06/281,545 →
Diagnostic System for a Distributed Control Switching Network
Patent: 4,439,826 →
Application: 06/284,866 →
Processing Register Apparatus for Use in Digital Signal Processing Systems
Patent: 4,488,255 →
Application: 06/313,916 →
Apparatus for Testing Subscriber Carrier Systems
Patent: 4,424,421 →
Application: 06/314,212 →
Delta-Sigma Modulator with Switch Capacitor Implementation
Patent: 4,439,756 →
Application: 06/340,931 →
Tdm Communication System
Patent: 4,498,167 →
Application: 06/353,695 →
Digital Switching Network
Patent: 4,456,987 →
Application: 06/360,734 →
Digital to Analog Converter Employing Sigma-Delta Modulation for Use in Telephone Systems
Patent: 4,528,551 →
Application: 06/362,806 →
Phase-Locked Loop and Clock Circuit for a Line Switch
Patent: 4,519,071 →
Application: 06/370,602 →
Rate Converter
Patent: 4,490,819 →
Application: 06/370,608 →
Processor Controlled Adjustment of Line Circuit Transmission Parameters
Patent: 4,530,086 →
Application: 06/370,609 →
Interface Circuit for Use in a Distributed Processing Switch Unit
Patent: 4,527,266 →
Application: 06/370,915 →
Circuit for Interfacing a Processor to a Line Circuit
Patent: 4,495,614 →
Application: 06/371,052 →
Line Switch Having Distributed Processing
Patent: 4,504,942 →
Application: 06/371,053 →
Digital Supervisory Circuit for a Telephone System
Patent: 4,455,456 →
Application: 06/371,846 →
Combining and Splitting of Voice and Data from Multiple Terminal Sources and Electronic Pabx for Same
Patent: 4,488,287 →
Application: 06/445,626 →
Programmable Coding and Decoding Arrangement
Patent: 4,538,269 →
Application: 06/485,988 →
Multiparty Line Adaptor with Privacy Feature Controlled by Reversal of Line Polarity at a Central Power Source
Patent: 4,528,424 →
Application: 06/507,364 →
Electronic Hybrid Having Synthesized Impedance Circuitry
Patent: 4,567,331 →
Application: 06/564,637 →
Multiple Rate Baseband Transmitter
Patent: 4,577,331 →
Application: 06/583,084 →
Multiple Rate Baseband Receiver
Patent: 4,555,788 →
Application: 06/583,085 →
Digital Switching Systems Employing Multi-Channel Frame Association Apparatus
Patent: 4,608,684 →
Application: 06/593,342 →
Expansion Apparatus for Use in Communication Systems
Patent: 4,602,363 →
Application: 06/595,094 →
Wide-Band High Voltage Amplifier for Telephone Exchange Subscriber Line Interface Utilizing Low Voltage Control Circuitry
Patent: 4,674,119 →
Application: 06/598,650 →
Grounded Tip Detector
Patent: 4,593,156 →
Application: 06/611,569 →
Lightning Protection Circuit for Digital Subscriber Loop Interface
Patent: 4,577,255 →
Application: 06/622,432 →
Two-Wire/Four Wire Communication Interface with Noise Rejection
Patent: 4,622,441 →
Application: 06/623,267 →
Test Apparatus for Pcm/Fdm Transmultiplexer
Patent: 4,598,398 →
Application: 06/623,853 →
Programmable Ring Generator
Patent: 4,631,361 →
Application: 06/625,865 →
Universal Dc Feed for Telephone Line and Trunk Circuits
Patent: 4,581,487 →
Application: 06/629,659 →
Electronic Hybrid Having Synthesized Impedance Circuitry
Patent: 4,622,442 →
Application: 06/630,801 →
Transformer Flux Compensation Circuit
Patent: 4,607,142 →
Application: 06/635,035 →
Data Line Card Printed Board Assembly
Patent: 4,589,106 →
Application: 06/642,622 →
Universal High-Speed Span Line Switch
Patent: 4,680,750 →
Application: 06/656,550 →
An Interface Circuit for a Subscriber Line Circuit
Patent: 4,598,173 →
Application: 06/660,591 →
Method and Apparatus to Determine Whether a Subscriber Line Is Loaded or Non-Loaded
Patent: 4,620,069 →
Application: 06/677,438 →
Programmable Ring Signal Generator
Patent: 4,656,659 →
Application: 06/756,879 →
Constant Power Telephone Line Circuit
Patent: 4,761,812 →
Application: 06/807,085 →
Selective Prevention of Bipolar Violation Detection
Patent: 4,750,179 →
Application: 06/859,027 →
Multi-Task State Machine Signalling Translator
Patent: 4,852,157 →
Application: 07/163,765 →
Apparatus and Method for Mapping of Pcm Signaling at Signaling Rate Conversion Boundaries
Patent: 4,991,173 →
Application: 07/258,993 →
Parallel Time Slot Interchanger Matrix and Switch Block Module for Use Therewith
Patent: 5,014,268 →
Application: 07/295,887 →
Contact Status Detector
Patent: 4,977,478 →
Application: 07/335,060 →
Protected Information Transfer System
Patent: 4,949,334 →
Application: 07/341,551 →
Electrical and Fiber Optic Cable Control and Management
Patent: 5,037,167 →
Application: 07/345,779 →
Locking Handle for Printed Wiring Board Assemblies and the Like
Patent: 5,006,951 →
Application: 07/348,034 →
Sonet Receive Signaling Translator
Patent: 5,134,614 →
Application: 07/350,591 →
Sonet Transmit Signaling Translator
Patent: 5,214,651 →
Application: 07/350,717 →
Transfer Strobe Time Delay Selector and Method for Performing Same
Patent: 5,060,239 →
Application: 07/351,016 →
Parallel Pseudo-Random Generator for Emulating a Serial Pseudo-Random Generator and Method for Carrying Out Same
Patent: 5,031,129 →
Application: 07/351,175 →
Sonet H4 Byte Generator
Patent: 5,001,708 →
Application: 07/351,184 →
Data Communication Bypass Apparatus and Method
Patent: 4,964,095 →
Application: 07/351,389 →
Serial Transport Frame Format Method
Patent: 5,060,229 →
Application: 07/351,458 →
Sonet 4H Byte Receiver and Filter
Patent: 5,018,132 →
Application: 07/351,538 →
Parallel Bit Detection Circuit for Detecting Frame Synchronization Information Imbedded Within a Serial Bit Stream and Method for Carrying Out Same
Patent: 5,081,654 →
Application: 07/351,723 →
Synchronous Optical Transmission System
Patent: 5,185,736 →
Application: 07/351,861 →
Transformer Clip
Patent: 4,990,880 →
Application: 07/384,741 →
Non-Actuating Relay Driver Tester
Patent: 4,961,051 →
Application: 07/437,075 →
Composite Ringing and Coin Control Voltage Detector and Method
Patent: 4,962,520 →
Application: 07/448,069 →
Flywheel Circuit
Patent: 5,058,106 →
Application: 07/451,414 →
Variable Shift Register
Patent: 5,033,067 →
Application: 07/451,415 →
Apparatus for Programmably Accessing and Assigning Time Slots in a Time Division Multiplexed Communication System
Patent: 5,088,089 →
Application: 07/451,419 →
System for Controlling Multiple Line Cards on a Tdm Bus
Patent: 5,105,421 →
Application: 07/451,431 →
Line Unit Interface Circuit
Patent: 4,993,019 →
Application: 07/451,436 →
Apparatus and Method to Detect Telephony Signaling States
Patent: 5,109,409 →
Application: 07/451,501 →
High-Speed Synchronous Transmission Line Access Terminal
Patent: 5,161,152 →
Application: 07/452,291 →
Method for Detecting Transmitted Control Code Using M Out of N Detecting Scheme for Initiating a Latching Loopback Test Procedure
Patent: 5,247,690 →
Application: 07/485,605 →
Thermally Controlled Equipment Cabinet
Patent: 5,040,095 →
Application: 07/518,150 →
System for Aligning Transmission Facility Framing Bits to the Sonet H4 Multiframe Indicator Byte
Patent: 5,033,044 →
Application: 07/523,596 →
Embedded Control Technique for Distributed Control Systems
Patent: 5,027,349 →
Application: 07/547,383 →
Apparatus for Line Card Power Cross Protection
Patent: 5,193,044 →
Application: 07/576,201 →
Four-Wire Line Unit Interface Circuit
Patent: 5,237,563 →
Application: 07/576,691 →
Telephone Line Unit Having Programmable Read-Only Memory
Patent: 5,267,309 →
Application: 07/616,175 →
Self-Locking System for Circuit Board Holding Frames
Patent: 5,128,833 →
Application: 07/675,414 →
A Micro Controller Integrated Circuit Programmed to Selectively Perform One of at Least Two Different and Unrelated Functions
Application: 07/713,727 →
Method of Activating Tandem Digital Subscriber Lines
Patent: 5,243,593 →
Application: 07/722,086 →
Efficient Feeder Fiber Loading from Distribution Fibers
Patent: 5,191,456 →
Application: 07/737,991 →
Subscriber Loop Testing in a Fiber-to-the-Curb Telecommunications Network
Application: 07/738,102 →
Switched Video Architecture for an Optical Fiber-to-the-Curb Telecommunications System
Patent: 5,572,347 →
Application: 07/738,111 →
Method and Apparatus for Controlling Switched Video in an Optical Fiber Telecommunications System
Patent: 5,189,673 →
Application: 07/738,181 →
Optical Distribution Shelf for a Remote Terminal of an Optical Fiber Telecommunications Network
Patent: 5,576,874 →
Application: 07/738,315 →
Optical Network Unit
Patent: 5,303,229 →
Application: 07/738,327 →
Video Line Shelf Arrangement in an Optical Fiber Telecommunications Network Providing Broadband Switched Video Services
Patent: 5,181,106 →
Application: 07/738,332 →
Video Line Card Switch
Application: 07/738,842 →
Optical Serial Bus Interface
Application: 07/739,603 →
In-Line Piece-Wise Linear Desynchronizer
Patent: 5,200,982 →
Application: 07/771,037 →
Sonet Pointer Interpretation System and Method
Patent: 5,210,762 →
Application: 07/771,038 →
N-Bit Parallel Input to Variable-Bit Parallel Output Shift Register
Patent: 5,272,703 →
Application: 07/807,704 →
Parallel DS3 Ais/Idle Code Generator
Patent: 5,235,332 →
Application: 07/807,981 →
Asynchronous Parallel Data Formatter
Patent: 5,267,236 →
Application: 07/808,524 →
Partial Word to Full Word Parallel Data Shifter
Patent: 5,192,950 →
Application: 07/808,533 →
Related Assignments (5)
Other recorded transfers of the patents in this record — the chain of ownership.
Change of Name Apr 22, 1985
From: INTERNATIONAL TELEPHONE AND TELEGRAPH CORPORATION
To: ITT CORPORATION
Reel/Frame 004389/0606 →
Change of Name Jan 21, 1988
From: U.S. HOLDING COMPANY, INC.
To: ALCATEL USA, CORP.
Reel/Frame 004827/0276 →
Merger Oct 17, 1988
From: LYNCH COMMUNICATION SYSTEMS, INC.; CITCOM SYSTEMS, INC.; CITEREL HOLDINGS, INC.; DATA EQUIPMENT AND SYSTEMS, INC.
To: ALCATEL NETWORK SYSTEMS CORP.
Reel/Frame 004998/0848 →
Assignment of Assignors Interest. May 24, 1991
From: ALCATEL USA CORP.
To: ALCATEL NA NETWORK SYSTEMS CORP.
Reel/Frame 005826/0422 →
Change of Name Effective on 12/18/1989 Apr 6, 1992
From: ALCATEL NETWORK SYSTEMS CORP.
To: ALCATEL NA NETWORK SYSTEMS CORP.
Reel/Frame 006072/0412 →