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H04N7/045
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ELECTRICITY
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Electric communication
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PICTORIAL COMMUNICATION
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Television systems
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H04N7/045
the carrier being frequency modulated
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Patents Grants
last 30 patents
Information
Patent Grant
Image pickup apparatus, endoscope apparatus including image pickup...
Patent number
11,817,233
Issue date
Nov 14, 2023
Olympus Corporation
Tadashi Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Image and/or video transmission using backscatter devices
Patent number
11,212,479
Issue date
Dec 28, 2021
University of Washington
Shyamnath Gollakota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Head-mounted display, display controlling apparatus, display contro...
Patent number
10,965,884
Issue date
Mar 30, 2021
Sony Interactive Entertainment Inc.
Yoshio Miyazaki
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
System for frequency modulation of high definition composite video...
Patent number
10,015,439
Issue date
Jul 3, 2018
Scientronic Inc.
Cheng-Ta Fan
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Optical transmission system
Patent number
9,571,804
Issue date
Feb 14, 2017
Nihon Video System Co., Ltd.
Kentaro Hashiguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Broadcast receiving apparatus
Patent number
9,338,393
Issue date
May 10, 2016
Alpine Electronics, Inc.
Sho Miura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio frequency transmitter having circuitry for regulating a mixin...
Patent number
5,805,240
Issue date
Sep 8, 1998
Forward Electronics Co., Ltd.
Yee-Cheng Lo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-threshold and hierarchical television signal transmission system
Patent number
5,555,275
Issue date
Sep 10, 1996
Matsushita Electric Industrial Co., Ltd.
Mitsuaki Oshima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of video noise reduction using non-linear pre/de-emphasis
Patent number
5,535,246
Issue date
Jul 9, 1996
National Transcommunications Limited
Brian H. Beech
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for processing NTSC TV signals having digital signals on...
Patent number
5,534,933
Issue date
Jul 9, 1996
SamSung Electronics Co., Ltd.
Jian Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Satellite television broadcasting receiver including improved clamp...
Patent number
5,510,855
Issue date
Apr 23, 1996
Matsushita Electric Industrial Co., Ltd.
Shigeru Kawakami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of subcarrier multiplication which preserves AM Information...
Patent number
5,257,403
Issue date
Oct 26, 1993
Scientific-Atlanta, Inc.
Luis A. Rovira
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Component video signal transmitting apparatus
Patent number
5,251,042
Issue date
Oct 5, 1993
Pioneer Electronic Corporation
Toru Akiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission apparatus
Patent number
5,241,538
Issue date
Aug 31, 1993
Matsushita Electric Industrial Co., Ltd.
Ippei Kanno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reformatting of television signal data for transmission using a dif...
Patent number
5,173,775
Issue date
Dec 22, 1992
General Instrument Corporation
G. Kent Walker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Television receiver including a frequency demodulator for lowering...
Patent number
5,161,004
Issue date
Nov 3, 1992
U.S. Philips Corporation
Jean Egger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Interference filter with high degree of selectivity for TVRO receiv...
Patent number
5,159,711
Issue date
Oct 27, 1992
Astec International Limited
John Y. Ma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency-division multiplexing arrangement for preventing interfer...
Patent number
5,067,018
Issue date
Nov 19, 1991
Kabushiki Kaisha Toshiba
Noriya Sakamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiplex signal processing apparatus
Patent number
5,061,999
Issue date
Oct 29, 1991
Matsushita Electric Industrial Co., Ltd.
Seiji Sakashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Television signal transmission system utilizing TDMA technique
Patent number
5,027,207
Issue date
Jun 25, 1991
Japan Business Television, Inc.
Masataka Fujisaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Satellite receiver having an independent active energy dispersal si...
Patent number
5,003,395
Issue date
Mar 26, 1991
U.S. Philips Corporation
Louis P. M. Scheurs
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
AFC apparatus with selection between average value mode and keyed mode
Patent number
4,955,074
Issue date
Sep 4, 1990
Matsushita Electric Industrial Co., Ltd.
Noriaki Omoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Energy-dispersal signal rejection circuit and method
Patent number
4,953,179
Issue date
Aug 28, 1990
Sony Corporation
Hiroyuki Mita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scrambled frequency modulated video signal transmission system
Patent number
4,951,313
Issue date
Aug 21, 1990
Synchronous Communications, Inc.
Hermann Gysel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video communication system and phase or frequency modulator include...
Patent number
4,945,404
Issue date
Jul 31, 1990
Medaon Ltd.
Gershon Miller
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Color television format using pulse frequency and pulse width modul...
Patent number
4,945,403
Issue date
Jul 31, 1990
Matsushita Electric Industrial Co., Ltd.
Kiyoshi Kubo
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Transmission of signals through analog channels using adaptive freq...
Patent number
4,907,087
Issue date
Mar 6, 1990
Massachusetts Institute of Technology
William F. Schreiber
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for the decoding coded frequency modulated signals
Patent number
4,879,729
Issue date
Nov 7, 1989
U.S. Philips Corporation
Philippe Salembier
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet transmission of digital signals over a high capacity channel...
Patent number
4,821,261
Issue date
Apr 11, 1989
Etat Francais, Etablissement Public de Telediffusion
Daniel Pommier
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Television sub-carrier transmission
Patent number
4,821,120
Issue date
Apr 11, 1989
Devon County Council
Martin Tomlinson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
IMAGE PICKUP APPARATUS, ENDOSCOPE APPARATUS INCLUDING IMAGE PICKUP...
Publication number
20220046205
Publication date
Feb 10, 2022
OLYMPUS CORPORATION
Tadashi WATANABE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
IMAGE AND/OR VIDEO TRANSMISSION USING BACKSCATTER DEVICES
Publication number
20210084251
Publication date
Mar 18, 2021
University of Washington
Shyamnath Gollakota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HEAD-MOUNTED DISPLAY, DISPLAY CONTROLLING APPARATUS, DISPLAY CONTRO...
Publication number
20190335114
Publication date
Oct 31, 2019
Sony Interactive Entertainment Inc.
Yoshio MIYAZAKI
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM
Publication number
20160150198
Publication date
May 26, 2016
Nihon Video System Co., LTD
Kentaro Hashiguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Broadcast Receiving Apparatus
Publication number
20160065890
Publication date
Mar 3, 2016
Alpine Electronics, Inc.
Sho Miura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transform-based methods to transmit the high-definition video
Publication number
20150350595
Publication date
Dec 3, 2015
Shidong Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE