IP Library › Assignment 006711/0455
Patent Assignment
Reel/Frame 006711/0455

Change of Name

Recorded: 1993-10-08 Pages: 6
Assignor
Assignee
COMSAT CORPORATION
6560 ROCK SPRING DRIVE, BETHESDA, MARYLAND, 20817
Covered Properties (147)
Satellite Switching System
Patent: 4,144,495 →
Application: 05/773,862 →
Metal-Hydrogen Battery
Patent: 4,115,630 →
Application: 05/778,821 →
Communication Satellite Transponder Interconnection Utilizing Variable Bandpass Filter
Patent: 4,228,401 →
Application: 05/863,562 →
Multibeam Communications Satellite
Patent: 4,201,992 →
Application: 05/898,051 →
Off-Hook Initiated Demand Assignment Communications
Patent: 4,220,821 →
Application: 05/916,392 →
Syllabic Compander with Logarithmic Chain
Patent: 4,250,470 →
Application: 05/919,655 →
Odd Order Elliptic Function Narrow Band-Pass Microwave Filter
Patent: 4,246,555 →
Application: 05/926,056 →
Integrated Encryption and Channel Coding Technique
Patent: 4,208,739 →
Application: 05/926,370 →
Non-Tem-Mode Interdigital Band-Pass Filter Apparatus and Method
Patent: 4,253,073 →
Application: 05/934,460 →
Temperature-Compensated Microwave Integrated Circuit Delay Line
Patent: 4,218,664 →
Application: 05/935,419 →
Two-Dimensional (Planar) Tdma/Broadcast Microwave Switch Matrix for Switched Satellite Application
Patent: 4,254,385 →
Application: 05/938,572 →
Video Teleconference Audio Echo Control Unit
Patent: 4,215,252 →
Application: 05/946,298 →
Attitude Acquisition Maneuver for a Bias Momentum Spacecraft
Patent: 4,306,692 →
Application: 06/021,279 →
Method and Apparatus for Encoding/Decoding a Convolutional Code to a Periodic Convolutional Code Block
Patent: 4,293,951 →
Application: 06/021,296 →
High Power Waveguide Filter
Patent: 4,260,967 →
Application: 06/023,991 →
Right Circular Cylindrical Sector Cavity Filter
Patent: 4,267,537 →
Application: 06/034,697 →
Periodic Lid for Integrated Circuit
Patent: 4,268,803 →
Application: 06/042,376 →
Simple and Effective Public-Key Cryptosystem
Patent: 4,306,111 →
Application: 06/044,288 →
Multiple-Destinational Cryptosystem for Broadcast Networks
Patent: 4,365,110 →
Application: 06/045,703 →
Planar Qpsk Demodulator
Patent: 4,281,293 →
Application: 06/051,297 →
Multiple Coupled Cavity Waveguide Bandpass Filters
Patent: 4,396,896 →
Application: 06/056,375 →
Intermodulation Product Suppression by Antenna Processing
Patent: 4,314,250 →
Application: 06/063,887 →
Multichannel Correlation Receiver for Determining Depolarization of Signals Along Signal Propagation Paths
Patent: 4,293,945 →
Application: 06/070,554 →
Double Talk Detector for Echo Cancellers
Patent: 4,360,712 →
Application: 06/072,813 →
Tdm Data Reorganization Apparatus
Patent: 4,312,063 →
Application: 06/079,601 →
Tim Bus Structure
Patent: 4,319,352 →
Application: 06/079,602 →
High Resolution Frequency Synthesizer
Patent: 4,286,219 →
Application: 06/079,603 →
Microprogrammable Tdma Terminal Controller
Patent: 4,355,388 →
Application: 06/079,619 →
Universal Clock Recovery Network for Qpsk Modems
Patent: 4,274,067 →
Application: 06/079,653 →
Decoding Tim Bus Structure
Patent: 4,298,979 →
Application: 06/079,655 →
Digital Phase Lock Loop for Tim Frequency
Patent: 4,354,164 →
Application: 06/079,671 →
0NTERLEAVED Tdma Terrestrial Interface Buffer
Patent: 4,287,577 →
Application: 06/079,681 →
Resistively Matched Microwave Pin Diode Switch
Patent: 4,267,538 →
Application: 06/099,814 →
Integrated Confocal Electromagnetic Wave Lens and Feed Antenna System
Patent: 4,254,421 →
Application: 06/100,621 →
Planar Transmission Line Attenuator and Switch
Patent: 4,322,695 →
Application: 06/107,111 →
Coplanar Waveguide Mounting Structure and Test Fixture for Microwave Integrated Circuits
Patent: 4,365,195 →
Application: 06/108,247 →
Ferrite Substrate Microwave Filter
Patent: 4,297,661 →
Application: 06/108,248 →
Quasi-Elliptic Function Microstrip Interdigital Filter
Patent: 4,281,302 →
Application: 06/108,250 →
Termination Circuit for Fdm/Tdm Processors
Patent: 4,324,000 →
Application: 06/110,590 →
Correction Processor of Self-Adaptive Filters
Patent: 4,321,686 →
Application: 06/114,918 →
Phase Canceller for Carrier Recovery Network
Patent: 4,368,542 →
Application: 06/134,735 →
Discharge Suppressing Dielectric Film for Use on Spacecraft Surfaces
Patent: 4,329,731 →
Application: 06/145,086 →
Carrier Recovery Network for Qpsk Modems Employing Synchronized Oscillators
Patent: 4,355,404 →
Application: 06/153,289 →
Electromechanical Switch
Patent: 4,330,766 →
Application: 06/154,256 →
Reliability-Weighted Analog Threshold Decoder
Patent: 4,322,848 →
Application: 06/163,250 →
Metal-Oxide-Hydrogen Cell with Variable Conductant Heat Pipe
Patent: 4,324,845 →
Application: 06/164,382 →
Carrier Synchronization and Symbol Synchronization for Offset-Qpsk Burst Communications
Patent: 4,313,205 →
Application: 06/166,288 →
Division by Noninteger Numbers Using Synchronous Oscillators
Patent: 4,356,456 →
Application: 06/171,074 →
Concurrent Carrier and Clock Synchronization for Data Transmission System
Patent: 4,419,759 →
Application: 06/175,479 →
Synchronizer for Msk Burst Communications
Patent: 4,324,001 →
Application: 06/178,411 →
Temperature Stabilized Semiconductor Delay Element
Patent: 4,387,310 →
Application: 06/178,425 →
High Power Miltiplexer for Dual Polarized Frequency Reuse Earth Stations
Patent: 4,385,378 →
Application: 06/180,723 →
Temperature Compensated Time Delay Element for a Differentially Coherent Digital Receiver
Patent: 4,409,568 →
Application: 06/223,645 →
Digital Adaptive Finite Impulse Response Filter with Large Number of Coefficients
Patent: 4,377,793 →
Application: 06/224,853 →
Planar Qpsk Demodulator
Patent: 4,352,071 →
Application: 06/262,662 →
Method and Apparatus for Weighted Majority Decoding of Fec Codes Using Soft Detection
Patent: 4,404,674 →
Application: 06/282,319 →
Multiple-Loop Adaptive Delta Modulator
Patent: 4,411,003 →
Application: 06/285,244 →
Digital Bit Rate Synchronizer for Digital Echo Cancellers and Similar Signal Processing Devices
Patent: 4,411,006 →
Application: 06/300,701 →
Tdma/Psk Carrier Synchronization Without Preamble
Patent: 4,466,108 →
Application: 06/309,136 →
Optimized Back Contact for Solar Cells
Patent: 4,395,583 →
Application: 06/313,081 →
Satellite-Receiver Time Division Multiple-Access Burst Duration and Guard Space Monitor
Patent: 4,470,148 →
Application: 06/316,716 →
Security System for Sstv Encryption
Patent: 4,484,027 →
Application: 06/322,833 →
Generalized Dielectric Resonator Filter
Patent: 4,477,785 →
Application: 06/326,643 →
Modulator Having Improved Bandwidth and Power Requirements
Patent: 4,404,532 →
Application: 06/362,326 →
Scheme for Aberration Correction in Scanning or Multiple Beam Confocal Antenna System
Patent: 4,595,929 →
Application: 06/367,853 →
Adaptive Quantizer with Instantaneous Error Robustness
Patent: 4,470,146 →
Application: 06/373,549 →
Phase Canceller for Carrier Recovery Network
Patent: 4,438,355 →
Application: 06/375,603 →
Onboard Clock Correction by Means of Drift Prediction
Patent: 4,602,375 →
Application: 06/387,582 →
Satellite Clock System
Patent: 4,792,963 →
Application: 06/388,005 →
Automatic Gain Control for Echo Cancellers and Similar Adaptive Systems
Patent: 4,600,815 →
Application: 06/403,449 →
Non-Pll Concurrent Carrier Clock Synchronization
Patent: 4,472,817 →
Application: 06/406,149 →
Digitally Controlled Transversal Equalizer
Patent: 4,475,211 →
Application: 06/417,753 →
Switch Matrix with Acoustic Delay for Tdma Signal Storage on-Board a Satellite
Patent: 4,774,705 →
Application: 06/435,855 →
Coplanar Waveguide Quadrature Hybrid Having Symmetrical Coupling Conductors for Eliminating Spurious Modes
Patent: 4,591,812 →
Application: 06/443,833 →
Mulitple Downlink Data Aggregator and System
Patent: 4,581,736 →
Application: 06/471,367 →
Hydrogen Electrode for a Fuel Cell
Patent: 4,585,711 →
Application: 06/561,509 →
Method of Making Fets Ingaas by Dual Species Implanatation of Silicon and Boron
Patent: 4,602,965 →
Application: 06/589,267 →
Double Talk and Line Noise Detector for a Echo Canceller
Patent: 4,645,883 →
Application: 06/608,628 →
General Technique for the Integration of Mic/Mmic's with Waveguides
Patent: 4,636,753 →
Application: 06/610,537 →
Echo Canceller with Extended Frequency Range
Patent: 4,609,787 →
Application: 06/612,159 →
Monitoring of Input Backoff in Time Division Multiple Access Communication Satellites
Patent: 4,637,017 →
Application: 06/612,496 →
Broadband Circular Polarization Arrangement for Microstrip Array Antenna
Patent: 4,866,451 →
Application: 06/623,877 →
Serial Viterbi Decoder
Patent: 4,583,078 →
Application: 06/671,529 →
Variable Bit Rate Speech Codec with Backward-Type Prediction and Quantization
Patent: 4,751,736 →
Application: 06/697,082 →
Video Scrambling Technique for Multiplexed Analog Component Formats
Patent: 4,620,224 →
Application: 06/719,200 →
Electromagnetically Coupled Microstrip Antennas Having Feeding Patches Capacitively Coupled to Feedlines
Patent: 4,761,654 →
Application: 06/748,637 →
Demand Assigned Reformatting with an Overflow Area for Time Division Multiple Access Communication
Patent: 4,763,325 →
Application: 06/772,536 →
Electromagnetically Coupled Printed-Circuit Antennas Having Patches or Slots Capacitively Coupled to Feedlines
Patent: 5,005,019 →
Application: 06/930,187 →
Subscription Control for Television Programming
Patent: 4,797,918 →
Application: 07/039,824 →
Nonlinear Random Sequence Generators
Patent: 4,852,023 →
Application: 07/048,697 →
Method for Detection and Correction of Errors in Speech Pitch Period Estimates
Patent: 4,809,334 →
Application: 07/071,243 →
Stream Cipher System with Feedback
Patent: 4,815,130 →
Application: 07/097,307 →
Method of Orienting a Synchronous Satellite
Patent: 4,776,540 →
Application: 07/133,249 →
Time Dispersal Encryption of Tv Signals
Patent: 4,901,349 →
Application: 07/140,267 →
Horizontal Synchronization, Clock Synchronization, D. C. Restoration and Gain Control Scheme for an Analog Tv System
Patent: 4,829,377 →
Application: 07/163,486 →
Dual-Polarized Printed Circuit Antenna Having Its Elements Capacitively Coupled to Feedlines
Patent: 4,929,959 →
Application: 07/165,332 →
Multiple Spot-Beam Systems for Satellite Communications
Patent: 4,931,802 →
Application: 07/167,287 →
Electromagnetically Coupled Microstrip Antennas Having Feeding Patches Capacitively Coupled to Feedlines
Patent: 4,943,809 →
Application: 07/185,229 →
High-Gain Single- and Dual-Polarized Antennas Employing Gridded Printed-Circuit Elements
Patent: 4,926,189 →
Application: 07/192,100 →
Rate Synchronized Symbol Timing Recovery for Variable Rate Data Transmission Systems
Patent: 4,849,998 →
Application: 07/201,986 →
Combined Global/Spot Beam Configuration for Satellite Communications
Patent: 4,868,886 →
Application: 07/206,392 →
Low Noise Block Down-Converter for Direct Broadcast Satellite Receiver Integrated with a Flat Plate Antenna
Patent: 5,125,109 →
Application: 07/210,433 →
Microwave Digitally Controlled Solid-State Attenuator Having Parallel Switched Paths
Patent: 4,978,932 →
Application: 07/216,921 →
Satellite Tracking Antenna System
Patent: 4,920,350 →
Application: 07/224,186 →
Horizontal Synchronization, Clock Synchronization, D.C. Restoration and Gain Control Scheme for an Analog Tv System
Patent: 4,970,592 →
Application: 07/226,493 →
Voice Band Data Rate Detector
Patent: 4,912,765 →
Application: 07/250,188 →
Pay-Tv Time Purchase Scheme
Patent: 5,070,400 →
Application: 07/300,701 →
Security System for Sstv Encryption
Patent: 33,189 →
Application: 07/409,955 →
Coherent Phase and Frequency Recovery Method and Circuit
Patent: 4,987,386 →
Application: 07/416,793 →
Bandwidth Reduction and Multiplexing of Multiple Componet Tv Signals
Patent: 4,967,272 →
Application: 07/418,993 →
Near-Toll Quality 4.8 Kbps Speech Codec
Patent: 5,307,441 →
Application: 07/442,830 →
Rf Power Combiner Using Baluns
Patent: 5,017,886 →
Application: 07/449,694 →
Programmable Noise Bandwidth Reduction by Means of Digital Averaging
Patent: 5,052,027 →
Application: 07/457,027 →
Method for Rejuvenating Ni-H2 Batteries
Patent: 5,100,745 →
Application: 07/511,827 →
Method of Packaging Microwave Semiconductor Components and Integrated Circuits
Patent: 5,063,177 →
Application: 07/592,750 →
Transform Domain Quantization Technique for Adaptive Predictive Coding
Patent: 5,206,884 →
Application: 07/603,104 →
Bidirectional Trellis Decoding
Application: 07/630,686 →
Method and Apparatus for Carrier Synchronization Acquisition in a Digital Burst Mode Communication System
Patent: 5,214,674 →
Application: 07/645,768 →
Waveguide Transition for Flat Plate Antenna
Application: 07/648,459 →
Planar-Doped Valley Field Effect Transistor (Pdvfet)
Patent: 5,151,758 →
Application: 07/657,918 →
Carrier Signal Detection Circuit Featuring a Wide Range of Signal/ Noise Performance
Patent: 5,140,701 →
Application: 07/684,086 →
Non-Destructive Semiconductor Wafer Probing System Using Laser Pulses to Generate and Detect Millimeter Wave Signals
Patent: 5,142,224 →
Application: 07/690,329 →
Fully Meshed Cdma Network for Personal Communications Terminals
Application: 07/706,830 →
Mixed Field Time-Multiplexed Video Transmission System and Method
Patent: 5,278,648 →
Application: 07/707,533 →
Ni-H2 Battery Having Improved Thermal Properties
Patent: 5,503,947 →
Application: 07/711,602 →
Low-Rate Encoding/Digital Speech Interpolation System
Patent: 5,226,044 →
Application: 07/715,696 →
Programmable Noise Bandwidth Reduction by Means of Digitial Averaging
Patent: 5,216,696 →
Application: 07/730,426 →
Monolithic Gallium Arsenide Phased Array Using Integrated Gold Post Interconnects
Patent: 5,262,794 →
Application: 07/732,269 →
Line State Transmission System Over Digital Channels for Group 3 Facsimile
Application: 07/754,785 →
Transform Vector Quantization for Adaptive Predictive Coding
Patent: 5,487,086 →
Application: 07/759,361 →
Microwave Filter with a Wide Spurious-Free Band-Stop Response
Patent: 5,254,963 →
Application: 07/765,274 →
Encoding/Decoding System with Two-Stages of Encoding/Decoding
Patent: 5,293,251 →
Application: 07/786,210 →
Automatic Gain Control for Reducing Effects of Jamming
Patent: 5,379,445 →
Application: 07/786,834 →
Pipeline Processor for Mixed-Size Ffts
Patent: 5,293,330 →
Application: 07/789,854 →
Method and Apparatus for Clock Recovery for Digitally Implemented Modem
Patent: 5,297,172 →
Application: 07/791,052 →
Bisdn Compatible Modem Codec for Digital Information Communication System
Patent: 5,394,439 →
Application: 07/791,057 →
Switch Matrix Including Both B Switching Elements and Cross Bar Switch Matrices
Patent: 5,220,320 →
Application: 07/831,731 →
Coding Technique for High Definition Television Signals
Patent: 5,337,085 →
Application: 07/866,851 →
Analysis-By-Synthesis 2,4 Kbps Linear Predictive Speech Codec
Patent: 5,293,449 →
Application: 07/905,239 →
Digitally Implemented Fast Frequency Estimator/Demodulator for Low Bit Rate Maritime and Mobile Data Communications Without the Use of an Acquisition Preamble
Patent: 5,272,446 →
Application: 07/929,588 →
Facsimile Interface Unit (Fiu) Enhanced Capabilities Negotiation
Patent: 5,488,653 →
Application: 07/935,787 →
Dual-Tone Multifrequency (Dtmf) Signalling Transparency for Low-Data-Rate Vocoders
Patent: 5,459,784 →
Application: 07/952,258 →
Ni-H2 Battery Having Improved Thermal Properties
Patent: 5,354,630 →
Application: 07/988,670 →
Codeword-Dependent Post-Filtering for Vector Quantization-Based Image Compression
Patent: 5,696,851 →
Application: 08/054,219 →
Digital Frequency Conversion and Tuning Scheme for Microwave Radio Receivers and Transmitters
Patent: 5,375,146 →
Application: 08/057,573 →
Secure Communication System
Patent: 5,404,394 →
Application: 08/065,017 →
Battery Cell Terminal Seal/Intercell Connector
Patent: 5,310,609 →
Application: 08/066,207 →
Related Assignments (7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Nov 12, 1980
From: FLIEGER HOWARD W.
To: COMMUNICATIONS SATELLITE CORPORATION
Reel/Frame 003809/0935 →
Assignment of Assignors Interest. May 13, 1981
From: HANELL SIGMUND H.; KREUTEL RANDALL W. JR.
To: COMMUNICATIONS SATELLITE CORPORATION
Reel/Frame 003852/0578 →
Assignment of Assignors Interest. Oct 1, 1981
From: PATTERSON, THOMAS C.; RAMOS, ALBERTO; KAPLAN, MARSHALL HARVEY
To: COMMUNICATIONS SATELLITE COROPORATION, 950 L'ENFANT PLAZA, S.W., WASHINGTON, DC 20024
Reel/Frame 003914/0774 →
Assignment of Assignors Interest. Mar 18, 1983
From: COMMUNICATION SATELLITE CORPORATION
To: INTERNATIONAL TELECOMMUNICATIONS SATELLITE ORGANIZATION,
Reel/Frame 004114/0753 →
Assignment of Assignors Interest. Oct 19, 1983
From: COMMUNICATIONS SATELLITE CORPORATION, BY: WILLIAM H. BERMAN, SENOIR VICE PRESIDENT AND GENERAL COUNSEL
To: INTERNATIONAL TELECOMMUNICATIONS SATELLITE ORGANIZATION
Reel/Frame 004179/0195 →
Assignment of Assignors Interest. Oct 19, 1983
From: COMMUNICATINS SATELLITE CORPORATION
To: INTERNATIONAL TELECOMMUNICATIOS SATELLITE ORGANIZATION
Reel/Frame 004181/0812 →
Change of Name 9/12/89 California Oct 18, 1989
From: NELSON RESEARCH AND DEVELOPMENT COMPANY
To: WHITBY RESEARCH INCORPORATED
Reel/Frame 005284/0125 →