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Details of colour television systems
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ELECTRICITY
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Electric communication
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PICTORIAL COMMUNICATION
Current Industry
H04N9/00
Details of colour television systems
Sub Industries
H04N9/04
Picture signal generators
H04N9/045
using solid-state devices
H04N9/07
with one pick-up device only
H04N9/077
whereby the colour signals are characterised by their phase
H04N9/083
whereby the colour signals are characterised by their frequency
H04N9/09
with more than one pick-up device
H04N9/093
Systems for avoiding or correcting misregistration of video signals
H04N9/097
Optical arrangements associated therewith
H04N9/10
using optical-mechanical scanning means only
H04N9/11
Scanning of colour motion picture films
H04N9/12
Picture reproducers
H04N9/14
using optical-mechanical scanning means only
H04N9/16
using cathode ray tubes
H04N9/18
using separate electron beams for the primary colour signals
H04N9/20
with more than one beam in a tube
H04N9/22
using the same beam for more than one primary colour information
H04N9/24
using means, integral with, or external to, the tube, for producing signal indicating instantaneous beam position
H04N9/26
using electron-optical colour selection means
H04N9/27
with variable depth of penetration of electron beam into the luminescent layer
H04N9/28
Arrangements for convergence or focusing
H04N9/285
using quadrupole lenses
H04N9/29
using demagnetisation or compensation of external magnetic fields
H04N9/30
using solid-state colour display devices
H04N9/31
Projection devices for colour picture display
H04N9/3102
using two-dimensional electronic spatial light modulators
H04N9/3105
for displaying all colours simultaneously
H04N9/3108
by using a single electronic spatial light modulator
H04N9/3111
for displaying the colours sequentially
H04N9/3114
by using a sequential colour filter producing one colour at a time
H04N9/3117
by using a sequential colour filter producing two or more colours simultaneously
H04N9/312
Driving therefor
H04N9/3123
using pulse width modulation
H04N9/3126
for spatial light modulators in series
H04N9/3129
scanning a light beam on the display screen
H04N9/3132
using one-dimensional electronic spatial light modulators
H04N9/3135
Driving therefor
H04N9/3138
using arrays of modulated light sources
H04N9/3141
Constructional details thereof
H04N9/3144
Cooling systems
H04N9/3147
Multi-projection systems
H04N9/315
Modulator illumination systems
H04N9/3152
for shaping the light beam
H04N9/3155
for controlling the light source
H04N9/3158
for controlling the spectrum
H04N9/3161
using laser light sources
H04N9/3164
using multiple light sources
H04N9/3167
for polarizing the light beam
H04N9/317
Convergence or focusing systems
H04N9/3173
wherein the projection device is specially adapted for enhanced portability
H04N9/3176
wherein the projection device is incorporated in a camera
H04N9/3179
Video signal processing therefor
H04N9/3182
Colour adjustment
H04N9/3185
Geometric adjustment
H04N9/3188
Scale or resolution adjustment
H04N9/3191
Testing thereof
H04N9/3194
including sensor feedback
H04N9/3197
using light modulating optical valves
H04N9/43
Conversion of monochrome picture signals to colour picture signals for colour picture display
H04N9/44
Colour synchronisation
H04N9/45
Generation or recovery of colour sub-carriers
H04N9/455
Generation of colour burst signals Insertion of colour burst signals in colour picture signals or separation of colour burst signals from colour picture signals
H04N9/465
Synchronisation of the PAL-switch
H04N9/47
for sequential signals
H04N9/475
for mutually locking different synchronisation sources
H04N9/64
Circuits for processing colour signals
H04N9/641
Multi-purpose receivers
H04N9/642
Multi-standard receivers
H04N9/643
Hue control means
H04N9/645
Beam current control means
H04N9/646
for image enhancement
H04N9/647
I.F amplifiers
H04N9/648
Video amplifiers
H04N9/65
for synchronous modulators
H04N9/66
for synchronous demodulators
H04N9/67
for matrixing
H04N9/68
for controlling the amplitude of colour signals
H04N9/69
for modifying the colour signals by gamma correction
H04N9/70
for colour killing
H04N9/71
combined with colour gain control
H04N9/72
for reinsertion of dc and slowly varying components of colour signal
H04N9/73
colour balance circuits
H04N9/735
for picture signal generators
H04N9/74
for obtaining special effects
H04N9/75
Chroma key
H04N9/76
for mixing of colour signals
H04N9/77
Circuits for processing the brightness signal and the chrominance signal relative to each other
H04N9/78
for separating the brightness signal or the chrominance signal from the colour television signal
H04N9/79
Processing of colour television signals in connection with recording
H04N9/7904
using intermediate digital signal processing
H04N9/7908
Suppression of interfering signals at the reproducing side
H04N9/7912
the interfering signals being intermodulation signals
H04N9/7917
the interfering signals being cross-talk signals
H04N9/7921
for more than one processing mode
H04N9/7925
for more than one standard
H04N9/793
for controlling the level of the chrominance signal
H04N9/7933
the level control being frequency-dependent
H04N9/7936
by using a preemphasis network at the recording side and a deemphasis network at the reproducing side
H04N9/797
for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal
H04N9/7973
by dividing the luminance or colour component signal samples or frequency bands among a plurality of recording channels
H04N9/7976
by spectrum folding of the high frequency components of the luminance signal
H04N9/80
Transformation of the television signal for recording
H04N9/802
involving processing of the sound signal
H04N9/804
involving pulse code modulation of the colour picture signal components
H04N9/8042
involving data reduction
H04N9/8045
using predictive coding
H04N9/8047
using transform coding
H04N9/806
with processing of the sound signal
H04N9/8063
using time division multiplex of the PCM audio and PCM video signals
H04N9/8066
with insertion of the PCM audio signals in the vertical blanking interval of the PCM video signal
H04N9/808
involving pulse code modulation of the composite colour video-signal
H04N9/8081
involving data reduction
H04N9/8082
using predictive coding
H04N9/8085
with processing of the sound signal
H04N9/8087
using time division multiplex of the PCM audio and PCM video signals
H04N9/8088
with insertion of the PCM audio signals in the vertical blanking interval of the PCM video signal
H04N9/81
the individual colour picture signal components being recorded sequentially only
H04N9/82
the individual colour picture signal components being recorded simultaneously only
H04N9/8205
involving the multiplexing of an additional signal and the colour video signal
H04N9/8211
the additional signal being a sound signal
H04N9/8216
using time division multiplex
H04N9/8222
using frequency division multiplex
H04N9/8227
the additional signal being at least another television signal
H04N9/8233
the additional signal being a character code signal
H04N9/8238
for teletext
H04N9/8244
involving the use of subcodes
H04N9/825
the luminance and chrominance signals being recorded in separate channels
H04N9/8255
with sound processing
H04N9/83
the recorded chrominance signal occupying a frequency band under the frequency band of the recorded brightness signal
H04N9/831
using intermediate digital signal processing
H04N9/832
using an increased bandwidth for the luminance or the chrominance signal
H04N9/833
with selection of the conventional or the increased bandwidth signal
H04N9/835
involving processing of the sound signal
H04N9/8355
the sound carriers being frequency multiplexed between the luminance carrier and the chrominance carrier
H04N9/84
the recorded signal showing a feature, which is different in adjacent track parts
H04N9/85
the recorded brightness signal occupying a frequency band totally overlapping the frequency band of the recorded chrominance signal
H04N9/86
the individual colour picture signal components being recorded sequentially and simultaneously
H04N9/87
Regeneration of colour television signals
H04N9/8707
using a demodulator and a remodulator
H04N9/8715
involving the mixing of the reproduced video signal with a non-recorded signal
H04N9/8722
Regeneration of a colour reference signal
H04N9/873
for restoring the colour component sequence of the reproduced chrominance signal
H04N9/877
by assembling picture element blocks in an intermediate memory
H04N9/88
Signal drop-out compensation
H04N9/882
the signal being a composite colour television signal
H04N9/885
using a digital intermediate memory
H04N9/888
for signals recorded by pulse code modulation
H04N9/89
Time-base error compensation
H04N9/893
using an analogue memory
H04N9/896
using a digital memory with independent write-in and read-out clock generators
H04N9/898
using frequency multiplication of the reproduced colour signal carrier with another auxiliary reproduced signal
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last 30 patents
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Patent Grant
Color adjustment method, color adjustment device, electronic device...
Patent number
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Issue date
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ZHEJIANG UNIVIEW TECHNOLOGIES CO., LTD
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Information
Patent Grant
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Patent number
11,962,946
Issue date
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Patent number
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Issue date
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G01 - MEASURING TESTING
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Issue date
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HDR film source playing method, device and storage medium
Patent number
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Issue date
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Shenzhen Skyworth-RGB Electronic Co., Ltd.
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System and method for presenting virtual reality content to a user
Patent number
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Issue date
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Mindshow Inc.
Jonathan Michael Ross
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Projection apparatus
Patent number
11,962,945
Issue date
Apr 16, 2024
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Method of air pollution estimation based on spectral image processing
Patent number
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Issue date
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National Chung Cheng University
Hsiang-Chen Wang
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Image signal processor, method of operating the image signal proces...
Patent number
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Issue date
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G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Computer implemented method and system for retrieval of multi spect...
Patent number
11,962,952
Issue date
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Siemens Industry Software NV
Ahmet Bilgili
G06 - COMPUTING CALCULATING COUNTING
Information
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Electronic device for performing image processing and operation met...
Patent number
11,962,911
Issue date
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Samsung Electronics Co., Ltd.
Wonjoon Do
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Device and method for processing spectrum data of image sensor
Patent number
11,962,921
Issue date
Apr 16, 2024
Samsung Electronics Co., Ltd.
Suyeon Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Display method and display system
Patent number
11,962,948
Issue date
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Seiko Epson Corporation
Kazuyoshi Kitabayashi
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Transmitting functional safety statistics via transmitted video
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11,962,953
Issue date
Apr 16, 2024
Texas Instruments Incorporated
Brijesh Rameshbhai Jadav
G07 - CHECKING-DEVICES
Information
Patent Grant
Overcurrent determination circuit and light emission control apparatus
Patent number
11,962,126
Issue date
Apr 16, 2024
Sony Corporation
Toshiki Udagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Blocking element of short wavelengths in LED-type light sources
Patent number
11,960,109
Issue date
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Universidad Complutense de Madrid
Celia Sanchez Ramos
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
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Backdrop rear-illumination apparatus, an active green screen and a...
Patent number
11,960,193
Issue date
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SUB2r Inc.
Richard Neumann
G06 - COMPUTING CALCULATING COUNTING
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System for producing three-dimensional medical images using a calib...
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Issue date
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Francis Godwin James
G06 - COMPUTING CALCULATING COUNTING
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Curved see-through pancake lens assembly and display device includi...
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11,960,090
Issue date
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Meta Platforms Technologies, LLC
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Camera, method, apparatus and device for switching between daytime...
Patent number
11,962,909
Issue date
Apr 16, 2024
ZHEJIANG UNIVIEW TECHNOLOGIES CO., LTD
Qiankun Lv
G06 - COMPUTING CALCULATING COUNTING
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Image display apparatus
Patent number
11,953,699
Issue date
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Sony Group Corporation
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Image processing device, projection system, image processing method...
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Issue date
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FUJIFILM Corporation
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Imaging apparatus, signal processing apparatus, signal processing m...
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Issue date
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G01 - MEASURING TESTING
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Illumination apparatus using a coherent light source
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Issue date
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Issue date
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Patent number
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Issue date
Apr 9, 2024
Sony Corporation
Tomoyuki Endo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Systems and methods for augmented reality video generation
Patent number
11,948,257
Issue date
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Rovi Guides, Inc.
Warren Keith Edwards
G06 - COMPUTING CALCULATING COUNTING
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Video region partition based on color format
Patent number
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Issue date
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BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD.
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Interactive projection system and operation method thereof
Patent number
11,950,027
Issue date
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Coretronic Corporation
Ching-Feng Hsieh
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Recording and reproducing apparatus and method thereof
Patent number
11,948,605
Issue date
Apr 2, 2024
MAXELL, LTD.
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G06 - COMPUTING CALCULATING COUNTING
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G08 - SIGNALLING
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