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Class Information
Number: 348
Name: Television >
Description: This class deals with generating, processing, transmitting or transiently displaying a sequence of images, either locally or remotely, in which the local light variations composing the images may change with time (e.g., natural "live" scenes) by methods involving the following steps:










Class Number Class Name No. of Patents
348/31

Back scatter reduction

63
348/384.1

Bandwidth reduction system

246
348/390.1

Data rate reduction

156
348/423.1

Arrangements for multiplexing one video signal, one or more audio signals, and a synchronizing signal

274
348/425.1

Associated signal processing

27
348/425.2

Involving error detection or correction

24
348/425.3

Involving signal formatting

24
348/425.4

Involving synchronization

50
348/420.1

Involving block coding

108
348/421.1

Involving minimum, maximum, or average of block

18
348/409.1

Involving difference transmission (e.g., predictive)

147
348/419.1

Coding element controlled by buffer fullness

63
348/415.1

Including temporal prediction (e.g., frame difference)

133
348/416.1

Including motion vector

222
348/417.1

Involving pattern matching

13
348/410.1

Involving both base and differential encoding

23
348/418.1

Involving pattern matching

8
348/411.1

Plural predictors

33
348/412.1

Including temporal predictor (e.g., frame difference)

48
348/413.1

Including motion vector

72
348/414.1

Involving pattern matching

13
348/400.1

Involving hybrid transform and difference coding

68
348/401.1

With prior difference coding

17
348/402.1

Including motion vector

79
348/422.1

Involving pattern matching

20
348/403.1

Involving transform coding

86
348/404.1

Adaptive

55
348/407.1

Motion

44
348/406.1

Normalizer

9
348/405.1

Sampling

34
348/408.1

Transformed sample selection (e.g., hierarchical sample selection)

35
348/399.1

Picture feature dependent sampling rate or sample selection

25
348/391.1

Specified color signal

38
348/393.1

Direct coding of color composite signal

14
348/394.1

Predictive coding

65
348/395.1

Transform coding

51
348/396.1

Including luminance signal

49
348/392.1

Sub-nyquist sampling

28
348/424.1

Sub-nyquist sampling

19
348/424.2

Adaptive

7
348/397.1

Using separate coders for different picture features (e.g., highs, lows)

23
348/398.1

Subband encoding (e.g., low horizontal/low vertical frequency, low horizontal/high vertical frequency)

42
348/426.1

Format type

64
348/432.1

Added video information in standard channel format

59
348/433.1

Including additional modulation of picture carrier (e.g., quadrature)

20
348/434.1

Including information in sync, blanking, or overscan

32
348/435.1

During vertical blanking interval

16
348/436.1

Including use of a subcarrier

28
348/427.1

Including frequency folding (e.g., subsampling)

26
348/429.1

Including video-related information

21
348/428.1

Spotwobble (e.g., pixels from plural lines form single transmitted line)

7
348/430.1

Using two or more frames

21
348/431.1

Motion adaptive

23
348/437.1

Individual processing of different parts of image frequency band (e.g., sum and difference, high band/low band)

23
348/439.1

Frame field or line dropping followed by time expansion and time compression

44
348/438.1

Individual processing of different parts of image frequency band (e.g., sum and difference, high band/low band)

27
348/388.1

Multiple channel (e.g., plural carrier)

55
348/389.1

Including one conventional or compatible channel (e.g., two channel ntsc systems)

33
348/385.1

Plural video programs in single channel

108
348/386.1

Color television

32
348/387.1

Data rate reduction

38
348/440.1

Scan rate variation

24
348/553

Basic receiver with additional function

503
348/563

For display of additional information

591
348/569

Receiver indicator (e.g., on screen display)

724
348/570

Tuning indication

201
348/564

Simultaneously and on same screen (e.g., multiscreen)

743
348/565

Picture in picture

544
348/566

Color television

61
348/568

Compression

120
348/567

Memory

179
348/561

For magnification of part of image

164
348/562

Color television

14
348/559

Instant replay or freeze frame

95
348/560

Color television processing

40
348/554

Multimode (e.g., composite, y, c; baseband rf)

399
348/555

For receiving more than one format at will (e.g., ntsc/pal)

419
348/557

Color processing

177
348/556

For format with different aspect ratio

350
348/558

Format detection

512
348/175

Camera with built-in test signal generator, test pattern, or adjusting adjunct

68
348/176

Setup

33
348/207.99

Camera, system and detail

972
348/332

Array of photocells (i.e., nonsolid-state array)

40
348/207.1

Camera connected to computer

757
348/207.11

Computer can control camera

203
348/207.2

Camera connected to printer

409
348/208.99

Camera image stabilization

574
348/208.12

Combined with other camera operations (e.g., autofocus or autoexposure details)

241
348/208.16

Changing camera function based on motion detection (mode, power supply)

110
348/208.13

Motion correction plus resolution enhancement

112
348/208.14

Object tracking

196
348/208.15

Warning/indicator

50
348/208.3

Differentiating unintentional from purposeful camera movement (pan, tilt)

117
348/208.1

Electrical motion detection

301
348/208.2

Mechanical motion detection (gyros, accelerometers, etc.)

268
348/208.4

Motion correction

481
348/208.6

Electrical (memory shifting, electronic zoom, etc.)

287
348/208.5

Including both electrical and mechanical correcting devices

131
348/208.7

Mechanical

197
348/208.11

Optics, lens shifting

304
348/208.8

Variable angle prisms

50
348/325

Cathode-ray tube

48
348/327

Automatic beam current control

50
348/326

Automatic beam focusing or alignment

41
348/328

Remanent image erasure

27
348/329

With emissive target or photocathode (e.g., orthicon)

6
348/330

Dissector tube

4
348/331

With photoconductive target (e.g., vidicon)

24
348/222.1

Combined image signal generator and general image signal processing

2716
348/239

Camera and video special effects (e.g., subtitling, fading, or merging)

669
348/223.1

Color balance (e.g., white balance)

875
348/224.1

Dependent upon operation or characteristic of iris, flash, lens, or filter)

259
348/225.1

With means for preventing colored object from effecting color balance

124
348/229.1

Combined automatic gain control and exposure control (i.e., sensitivity control)

749
348/230.1

Readout of solid-state image sensor considered or altered

298
348/234

Details of luminance signal formation in color camera

314
348/238

Using distinct luminance image sensor

43
348/235

With means for providing high band and low band luminance signals

74
348/237

For single sensor type camera supplying plural color signals

87
348/236

Using distinct luminance image sensor

33
348/254

Gray scale transformation (e.g., gamma correction)

404
348/255

Amplitude control (e.g., automatic gain control)

191
348/256

Color tv (e.g., saturation)

72
348/226.1

Including flicker detection (e.g., fluorescent)

176
348/228.1

Responsive to output signal

120
348/227.1

With ambient light sensor

166
348/241

Including noise or undesired signal reduction

1573
348/242

Color tv

140
348/243

Dark current

522
348/245

Using dummy pixels

158
348/244

With control of sensor temperature

63
348/246

Defective pixel (e.g., signal replacement)

439
348/247

With memory of defective pixels

221
348/250

In charge coupled type sensor

166
348/251

Shading or black spot correction

315
348/248

Smear

156
348/249

In charge coupled type sensor

105
348/257

With dc level control

94
348/258

With bias illumination

15
348/259

Combined with color separating optical system

23
348/260

For single scanning device color camera

11
348/261

Plural bias illuminators

8
348/231.99

With details of static memory for output image (e.g., for a still camera)

581
348/231.1

Available memory space detection

180
348/231.7

Detachable

148
348/231.9

Details of communication between memory and camera

203
348/231.8

Multiple detachable memories

61
348/231.2

Image file management

599
348/231.3

Storage of additional data

568
348/231.4

Audio

146
348/231.6

Processing or camera details

403
348/231.5

Time or date, annotation

149
348/252

With transition or edge sharpening (e.g., aperture correction)

247
348/253

Color tv

73
348/240.99

Zoom

295
348/240.2

Electronic zoom

222
348/240.3

Optical zoom

289
348/240.1

Using both optical and electronic zoom

110
348/216.1

Low light level

87
348/217.1

With image intensifier

94
348/335

Optics

1062
348/369

Changing viewing angle via optics

59
348/336

Color separating optics

86
348/339

Exclusively dichroic elements

30
348/337

Prism arrangement

106
348/338

With dichroic layer or air gap between prism sections

66
348/362

Exposure control

850
348/363

Automatic control of iris, stop, or diaphragm

312
348/366

Based on ambient light

81
348/364

Based on image signal

411
348/365

Contrast

79
348/367

Periodic shuttering

98
348/368

Rotary

60
348/359

Fiber optics

68
348/345

Focus control

1196
348/357

Servo unit structure or mechanism

168
348/348

Using active ranging

237
348/349

Using image signal

517
348/354

By analyzing high frequency component

193
348/356

Detection of peak or slope of image signal

144
348/355

Plural high frequencies

77
348/353

By detecting contrast

233
348/350

With auxiliary sensor or separate area on imager

231
348/352

With motion detection

124
348/351

With oscillation of lens or sensor to optimize error signal

118
348/346

With display of focusing condition or alarm

151
348/347

With zoom position detection or interrelated iris control

273
348/360

Lens or filter substitution

352
348/361

Automatic

49
348/343

Optical multiplexing

65
348/344

Optical path switching

106
348/341

Optical viewfinder

199
348/342

With frequency selective filter (e.g., ir cut, optical lpf, etc.)

282
348/340

With optics peculiar to solid-state sensor

928
348/372

Power supply

437
348/211.99

Remote control

268
348/211.9

Camera characteristics affecting control (zoom angle, distance to camera time delays, weight, etc.)

112
348/211.14

Camera located remotely from image processor (i.e., camera head)

91
348/211.1

Communication methods

233
348/211.3

Network (master/slave, client or server, etc.)

263
348/211.2

Wireless

275
348/211.4

Control devices

137
348/211.7

Electromechanical controls (joystick, trackball, mouse, etc.)

50
348/211.8

Monitor used to control remote camera

126
348/211.5

Multiplexed or other embedded control signals

94
348/211.6

Preprogrammed or stored control instructions

111
348/211.11

Plural cameras being controlled

153
348/211.12

Video teleconferencing (including access or authorization)

82
348/211.13

Monitor (including for controlling camera)

49
348/294

Solid-state image sensor

1617
348/297

Accumulation or integration time responsive to light or signal intensity

479
348/298

In charge coupled type image sensor

167
348/299

With overflow gate or drain

115
348/311

Charge-coupled architecture

559
348/316

Charges transferred to opposed registers

145
348/317

Field or frame transfer type

198
348/319

Charges alternately switched from vertical registers into separate storage registers; or having vertical transfer gates

112
348/320

Interline readout

125
348/321

Using multiple output registers

71
348/318

With recirculation of charge

18
348/322

Interline readout

195
348/323

Using multiple output registers

86
348/324

Line transfer type

85
348/313

With bias charge injection

61
348/314

With excess charge removal (e.g., overflow drain)

228
348/315

With staggered or irregular photosites or specified channel configuration

217
348/312

With timing pulse generator

502
348/296

Electronic shuttering

527
348/295

Time delay and integration mode (tdi)

109
348/300

With amplifier

392
348/301

Pixel amplifiers

289
348/302

X - y architecture

924
348/306

Charge injection device (cid)

49
348/309

Exclusively passive light responsive elements in the matrix

34
348/310

With diode in series with photocell

142
348/308

Including switching transistor and photocell at each pixel site (e.g., "mos-type" image sensor)

1798
348/307

Photosensitive switching transistors or "static induction" transistors

144
348/303

With charge transfer type output register

144
348/304

With charge transfer type selecting register

154
348/305

With interlacing

97
348/220.1

Still and motion modes of operation

556
348/221.1

Exposure control

337
348/373

Support or housing

1302
348/374

For internal camera components

856
348/375

For specified accessory

630
348/376

Portable or hand-held

517
348/219.1

Swing driven

122
348/218.1

Unitary image formed by compiling sub-areas of same scene (e.g., array of cameras)

476
348/333.01

With electronic viewfinder or display monitor

758
348/333.05

Display of multiple images (e.g., thumbnail images, etc.)

368
348/333.08

Including optics

53
348/333.09

With optical viewfinder (e.g., correction for parallax, etc.)

72
348/333.1

With projector function

48
348/333.12

Modification of displayed image

327
348/333.06

Movable or rotatable unit

204
348/333.07

Detachable

55
348/333.13

Power saving mode

97
348/333.11

Use for previewing images (e.g., variety of image resolutions, etc.)

314
348/333.02

With display of additional information

677
348/333.03

Including display of a frame and line of sight determination

167
348/333.04

Including warning indication

137
348/209.99

With flying spot scanner

13
348/210.99

For color scanning

17
348/370

With object or scene illumination

412
348/371

Flash or strobe

467
348/262

With plural image scanning devices

194
348/263

Color imagery registration

105
348/265

Each supplying only one color signal

123
348/264

Scanning devices offset in the image plane

103
348/266

With single image scanning device supplying plural color signals

119
348/284

Cathode-ray tube

22
348/289

Frequency separable signals

19
348/293

Interdigital signal electrodes

7
348/290

Specified optical filter arrangement

25
348/291

Combined with grating, lens array, or refractor

38
348/292

Having diagonally arranged stripes

15
348/285

Phase separable signals

9
348/286

With indexing

11
348/287

Conductive grid at target

2
348/288

Index elements outside of image area

4
348/268

Color sequential

31
348/269

With color sequential illumination

58
348/270

With moving color filters

85
348/271

Four or more color types

28
348/267

Separate complete images on face of pickup device

33
348/272

Solid-state multicolor image sensor

475
348/273

With color filter or operation according to color filter

638
348/279

Based on four colors

134
348/278

Based on more than four colors

31
348/280

Based on three colors

297
348/282

Charge coupled architecture

75
348/283

With multiple output registers

54
348/274

Having overlapping elements

69
348/276

Including transparent elements

102
348/277

With three or more colors

140
348/275

Staggered or irregular elements

159
348/281

X-y architecture

86
348/215.1

With streak device

23
348/173

Cathode-ray tube burn-in prevention

126
348/174

Camera

13
348/379

Cathode-ray tube display automatic black level bias control

94
348/380

Cathode-ray tube display beam current control

138
348/381

With beam energy determining color

11
348/382

Variable depth of penetration of electron beam into the luminescent layer

38
348/377

Cathode-ray tube display excessive voltage control

78
348/378

With disabling

48
348/552

Combined with diverse art device (e.g., computer, telephone)

1050
348/908

Convertible circuits (e.g., y/c separation or noise reduction)

6
348/914

Delay for equalization

22
348/912

Differential amplitude consideration (e.g., amplitude vs. frequency)

4
348/177

Display or receiver with built-in test signal generator, test pattern, or adjusting adjunct

109
348/178

Setup

33
348/179

Color match comparator

49
348/460

Diverse device controlled by information embedded in video signal

335
348/910

Flicker reduction

157
348/497

Flutter or jitter correction (e.g., dynamic reproduction)

137
348/498

Specified color

52
348/499

Using frequency shifting (e.g., heterodyne)

11
348/441

Format conversion

1203
348/459

Changing number of fields for standard conversion

291
348/458

Changing number of lines for standard conversion

466
348/445

Conversion between standards with different aspect ratios

421
348/447

Field rate type flicker compensating

159
348/443

Involving both line number and field rate conversion (e.g., pal to ntsc)

248
348/444

Specified chrominance signal

28
348/442

Involving polar to cartesian or vice versa

51
348/448

Line doublers type (e.g., interlace to progressive idtv type)

801
348/449

Including nonstandard signal detection

70
348/452

Motion adaptive

584
348/450

Specified chrominance processing (e.g., y/c separation)

104
348/451

Motion adaptive

148
348/446

Progressive to interlace

225
348/453

Specified chrominance processing

186
348/457

Frequency change of subcarrier

22
348/455

In which simultaneous signals are converted into sequential signals or vice versa

43
348/456

Field or frame sequential to simultaneous

27
348/454

Pal to ntsc or vice versa

36
348/469

Format

184
348/470

Adapted to reduce noise or for frequency modulation (e.g., variable gain)

120
348/487

Broadband (e.g., occupying two adjacent channels or parts thereof)

39
348/473

Including additional information

525
348/475

Additional modulation of picture carrier (e.g., quadrature)

41
348/476

During sync, blanking, or overscan

163
348/477

During both vertical and horizontal blanking

22
348/479

During horizontal blanking

35
348/480

Sound signal

31
348/481

Plural (e.g., stereo or sap)

26
348/478

During vertical blanking

262
348/482

Sound signal

41
348/483

Plural (e.g., stereo or sap)

10
348/474

For controlling video processing (e.g., digitally assisted video)

118
348/486

Including the use of a subcarrier

31
348/484

Sound signal

188
348/485

Plural (e.g., stereo or sap)

151
348/471

Including pulse modulation of video signal (e.g., pulse width, pam)

49
348/472

Pulse code modulation

118
348/495

Of sync signal

37
348/496

Color

18
348/488

Specified color signal format

92
348/490

Field or frame sequential systems

16
348/491

Simultaneous and sequential (e.g., secam)

54
348/492

Simultaneous signals

23
348/494

Dot sequential

5
348/493

Luminance plus dual-phase modulated color carrier

60
348/489

Time division multiplexing of luminance and chrominance (e.g., mac)

71
348/901

High speed television system

6
348/40

Holographic

106
348/41

Color tv

46
348/25

Image falsification to improve viewer perception of selective object (e.g., moving object or target)

62
348/26

Contour generator

92
348/29

False color

46
348/30

Hue expander

20
348/27

Quantizer

35
348/28

Selective contrast expander

43
348/571

Image signal processing circuitry specific to television

491
348/572

A/d converters

245
348/573

Analog to binary

25
348/574

Including dither

59
348/707

Amplifiers

144
348/687

Brightness control

388
348/688

By subtracting averaged active video portion (e.g., flare)

29
348/689

With dc clamping

85
348/662

Chrominance phase adjuster (e.g., inverter)

28
348/645

Chrominance signal amplitude control (e.g., saturation)

212
348/647

Automatic

49
348/648

Picture responsive (e.g., overload)

26
348/646

Digital

54
348/638

Chrominance signal demodulator

105
348/639

Digital

71
348/641

For quadrature signal (e.g., ntsc)

46
348/640

Pal signal

42
348/663

Chrominance-luminance signal separation

260
348/665

Including comb filter (e.g., using line, field, frame delays)

248
348/667

Adaptive comb filter

109
348/668

Selects or blends two or more separated signals to derive output

79
348/669

Including frame or field delays (e.g., motion adaptive)

90
348/666

Including adaptive artifacts removal (e.g., switchable trap or lpf in luma channel)

135
348/670

Including frame or field delays

37
348/664

Logic circuit type

49
348/655

Color balance or temperature (e.g., white balance)

242
348/656

Receiver type

72
348/657

Including feedback control

47
348/658

Including optical sensor to observe display (e.g., crt)

46
348/642

Color encoder or chrominance signal modulator

102
348/643

Color killer

52
348/644

Including chrominance signal amplitude control

32
348/708

Color television signal processing

156
348/713

Chrominance channel circuitry

114
348/710

Differential phase or amplitude responsive

39
348/711

Frequency response modification

40
348/712

Luminance channel circuitry

129
348/709

Signal modification for one gun color tube (e.g., dot sequential)

2
348/606

Combined noise reduction and transition sharpening

212
348/691

Dc insertion

129
348/693

At transmitter

10
348/692

Color television

88
348/698

Diode

16
348/694

For plural signals or signal components

41
348/696

Insertion level derived by key signals

33
348/697

Level derived within feedback path

52
348/695

Level inserted during keying signals (e.g., keyed clamp)

137
348/720

Digital

114
348/721

Plural processing units

102
348/602

Display controlled by ambient light

143
348/603

Specified color (e.g., saturation and contrast control)

86
348/671

Gray scale transformation

157
348/678

Automatic range control (e.g., agc, automatic contrast control)

400
348/680

At transmitter

20
348/681

Carrier envelope

2
348/679

Color television

91
348/685

Delayed agc

19
348/682

Sync or blanking

44
348/684

Keyed

34
348/683

Noise reduction or elimination

58
348/673

Combined contrast control and brightness or dc level control

185
348/686

Manual contrast control (e.g., linear)

36
348/674

Nonlinear amplitude modification (e.g., gamma)

289
348/676

By adding outputs from parallel channels

32
348/675

Color television

148
348/677

With specified dc level control

47
348/672

Using histogram

151
348/649

Hue control

221
348/654

By phase change of chrominance signal or subcarrier

56
348/651

Digital

61
348/652

Fleshtone corrector (e.g., fixed)

53
348/653

By phase change of chrominance signal or subcarrier

30
348/650

Scene by scene color correction

61
348/703

Hue or saturation detector

38
348/604

Including nonstandard signal detection controlling processing

28
348/605

Including vertical interval reference (e.g., vir)

46
348/659

Matrixing or mixing

158
348/660

Digital

53
348/661

Masking (e.g., r, g, b to r`, g`, b`)

49
348/700

Motion dependent key signal generation or scene change detection

703
348/702

Composite color signal

45
348/701

Specified processing of frame or field difference signal (e.g., noise reduction, key signal spreading)

356
348/699

Motion vector generation

1076
348/607

Noise or undesired signal reduction

1053
348/615

Blackspot or shading correction (e.g., corrects for fixed pattern defects)

124
348/616

Dropout compensator (e.g., replacement type)

147
348/617

For color television

48
348/624

For color television

170
348/618

For removal of low amplitude random noise (e.g., variable bandwidth)

110
348/619

Averaging type

84
348/621

For color television

48
348/620

Using frame or field delays (e.g., motion adaptive)

237
348/623

Coring type

56
348/622

Noise component generator, limiter, subtractor type

126
348/614

Ghost elimination (e.g., multipath)

335
348/608

Processing at encoder or transmitter (e.g., pre-correction)

156
348/612

Color signals

57
348/613

Complementary system (e.g., preemphasis - deemphasis)

89
348/609

Reduction of chrominance luminance cross-talk (e.g., precomb)

95
348/610

Adaptive

39
348/611

To suppress echo

63
348/634

Picture blanking

76
348/636

At transmitter

7
348/635

For color television

21
348/637

Retrace type

25
348/576

Selective image modification (e.g., touch up)

83
348/577

Color change type

80
348/632

Sound muting

59
348/633

Including picture blanking

27
348/578

Special effects

365
348/584

Combining plural sources

579
348/586

Foreground/background insertion

314
348/587

Including hue detection (e.g., chroma key)

176
348/589

Including insertion of characters or graphics (e.g., titles)

394
348/585

Including priority key

59
348/601

Marker or pointer generator

51
348/588

Multiple distinct images (e.g., splitscreen)

295
348/590

Specified details of key signal generation or processing

168
348/593

Artificial key generation

43
348/595

Fades signal generator

83
348/596

Window signal generator (e.g., rectangle)

51
348/594

Wipes signal generator

89
348/597

For generation of soft edge (e.g., blending)

97
348/591

Self keyers (e.g., key generated from video being mixed

88
348/592

Chroma key (e.g., hue detector)

129
348/598

Specified details of signal combining

189
348/599

Color signal

81
348/600

Graphic or character insertion type

162
348/580

Geometric transformation

185
348/583

Rotation

70
348/581

Size change

462
348/582

Color signal

53
348/579

Strobe (e.g., ball tracker)

34
348/704

Sweep expansion or reduction

137
348/705

Switching

501
348/706

Receiver type

330
348/625

Transition or edge sharpeners

537
348/630

Color television processing

187
348/631

Luminance transition controls chrominance transition

94
348/627

Including processing to prevent the addition of noise (e.g., coring enhancement signal, noise responsive peaking control)

167
348/626

Scanning velocity modulation

56
348/628

Vertical transition

74
348/629

Including horizontal transition

48
348/575

Video reprocessing

63
348/690

White limiter

60
348/714

With details of static storage device

189
348/718

Accessing circuitry

178
348/719

Including processor interface (e.g., cpu)

74
348/715

For storing a sequence of frames or fields

255
348/716

Specified data formatting (e.g., memory mapping)

153
348/717

Of color signal

55
348/903

Including side panel information in single channel

11
348/913

Letterbox (e.g., display 16:9 aspect ratio image on 4:3 screen)

81
348/911

Line doubler adapted for reproducing program originally from film (e.g., 24 frame per second)

50
348/195

Mechanical optical scanning

53
348/198

By acoustic wave

49
348/196

Color tv

28
348/199

Moving aperture

13
348/200

Drum or belt

3
348/201

Multiple scanning elements

14
348/202

Moving lens or refractor

30
348/203

Moving reflector

133
348/204

Helical element

5
348/205

Vibrating or oscillating

85
348/197

With fiber optics

37
348/844

Miscellaneous

18
348/383

Modular image display system

178
348/180

Monitoring, testing, or measuring

653
348/184

Monitor

165
348/185

Combined plural functions (e.g., picture and waveform monitor)

50
348/186

Vectorscope

25
348/194

Synchronization (e.g., h-sync to subcarrier)

106
348/181

Test signal generator

194
348/182

Chroma or color bar

59
348/183

Vits or ilts

18
348/187

Testing of camera

294
348/188

Using test chart

145
348/189

Testing of image reproducer

313
348/190

Alignment-manufacturing

109
348/191

Display photometry

108
348/192

Transmission path testing

288
348/193

Signal to noise ratio

80
348/909

Noise responsive signal processing

8
348/461

Nonpictorial data packet in television format

344
348/462

Audio

95
348/467

Data format

166
348/465

Data separation or detection

353
348/466

Error correction or prevention

145
348/463

Full field

52
348/468

Including teletext decoder or display

591
348/464

Sync

81
348/169

Object tracking

1187
348/172

Centroidal tracking

84
348/170

Using tracking gate

104
348/171

Centroidal tracking

62
348/36

Panoramic

603
348/38

Multiple channels

83
348/37

With continuously rotating element

93
348/39

With observer selected field of view

183
348/902

Photochromic

9
348/24

Plural still images over conventional channel

29
348/21

Plural transmitter system considerations (e.g., interference reduction)

167
348/35

Pseudo black and white

8
348/32

Pseudo color

70
348/34

Including intensity to color conversion (e.g., colorizer, etc.)

48
348/33

Multispectral to color conversion (e.g., infrared and visible, infrared bands, etc.)

59
348/725

Receiver circuitry

955
348/735

Automatic frequency control

270
348/728

Color television

42
348/726

Demodulator

445
348/727

Color television

65
348/737

Intercarrier circuits

91
348/730

Power supply

487
348/734

Remote control

1303
348/738

Sound circuit

332
348/736

Sound traps

72
348/729

Television receiver adapted to receive radio broadcast or in combination with radio receiver

191
348/731

Tuning

1037
348/732

Search tuning

346
348/733

Tuning voltage

92
348/905

Reproduction of a color field or frame

4
348/162

Responsive to nonvisible energy

130
348/164

Infrared

447
348/165

Pyroelectric

45
348/166

With linear array

39
348/167

With rotating reflector

28
348/168

With rotating reflector

36
348/163

Sonic or ultrasonic

139
348/904

Separation or joining of side and center panels

15
348/22

Slow scanning transmission (e.g., still frame)

44
348/23

Color tv

8
348/61

Special applications

394
348/62

Aid for the blind

68
348/63

Image magnifying

60
348/64

Combined electronic sensing and photographic film cameras

208
348/96

Film, disc or card scanning

325
348/108

Flying spot scanner

23
348/109

Color tv

5
348/112

Microfilm

27
348/97

Motion picture film scanner

310
348/104

Color tv

55
348/100

Flying spot scanner

36
348/101

Color tv

17
348/102

Intermittent film movement

16
348/103

With modification of scanner sweep

37
348/105

Intermittent film movement

16
348/98

Mechanical optical scanning

55
348/99

Flying spot scanner

16
348/106

With modification of scanner sweep

31
348/110

Slide

34
348/111

Color tv

13
348/107

With record location

38
348/125

Flaw detector

303
348/129

By comparison with reference object

117
348/130

With stored representation of reference object

106
348/126

Of electronic circuit chip or board

406
348/128

Of surface (e.g., texture or smoothness, etc.)

152
348/127

Of transparent container or content (e.g., bottle, jar, etc.)

122
348/133

With circuit detail

34
348/134

Including line to line comparison

25
348/131

With specific illumination detail

141
348/132

With strobe illumination

57
348/82

Hazardous or inaccessible

148
348/85

Borehole

79
348/83

Furnace (e.g., nuclear reactor, etc.)

94
348/84

Pipeline

102
348/77

Human body observation

383
348/78

Eye

157
348/86

Manufacturing

243
348/89

Agricultural or food production

73
348/87

Electronic circuit chip or board (e.g., positioning)

327
348/94

Position detection

209
348/95

Alignment or positioning

210
348/92

Quality inspection

259
348/93

Color tv

29
348/91

Sorting, distributing or classifying

81
348/88

Web, sheet or filament

118
348/90

Welding

51
348/79

Microscope

295
348/80

Electronic

95
348/113

Navigation

211
348/117

Aircraft or spacecraft

135
348/116

Direction finding or location determination

182
348/115

Head-up display

200
348/118

Land vehicle

258
348/120

Farm vehicle

36
348/119

Program control (e.g., path guidance, etc.)

143
348/114

Remote control

85
348/161

Object comparison (e.g., remote verification of signature, etc.)

120
348/135

Object or scene measurement

658
348/141

By cursor coordinate location

88
348/140

Distance by apparent target size (e.g., stadia, etc.)

88
348/139

Multiple cameras on baseline (e.g., range finder, etc.)

138
348/136

Projected scale on object

81
348/138

Pulse or clock counting

45
348/137

Scale on camera target

36
348/142

With camera and object moved relative to each other

203
348/143

Observation of or from a specific location (e.g., surveillance)

1796
348/156

Access control

143
348/144

Aerial viewing

318
348/145

With linear array

66
348/146

With rotating reflector

52
348/147

With transformation or rectification

83
348/151

Camera concealment

229
348/152

Intrusion detection

338
348/155

Motion detection

453
348/153

Using plural cameras

247
348/154

Motion detection

282
348/159

Plural cameras

536
348/150

Point of sale or banking

127
348/158

Portable

165
348/160

Reading meter or data printer

38
348/157

Sporting event

227
348/148

Vehicular

1134
348/149

Traffic monitoring

279
348/121

Simulator

151
348/123

Aircraft or spacecraft

97
348/124

Ship

13
348/122

Visibility (e.g., fog, etc.)

33
348/81

Underwater

184
348/65

With endoscope

580
348/75

Adaptor or connector

78
348/71

Color tv

133
348/66

Dental

84
348/73

External camera

69
348/68

Illumination

227
348/70

Color sequential illumination

134
348/69

Controlled by video signal

99
348/67

Laser

35
348/76

Physical structure of circuit element

136
348/72

Plural endoscopes interchangeable

92
348/74

With additional adjunct (e.g., recorder control, etc.)

91
348/206

Special scanning (e.g., spiral, random, zigzag)

48
348/42

Stereoscopic

930
348/45

Endoscope

191
348/46

Picture signal generator

341
348/47

Multiple cameras

431
348/48

More than two cameras

159
348/50

Single camera from multiple positions

113
348/49

Single camera with optical path division

155
348/44

Pseudo

104
348/43

Signal formatting

307
348/51

Stereoscopic display device

878
348/52

More than two display devices

107
348/54

Single display with optical path division

216
348/60

Separation by color (i.e., anaglyphic)

62
348/59

Separation by lenticular screen

244
348/58

Separation by polarization

165
348/55

Separation by time division

110
348/57

With alternating polarization

132
348/56

With alternating shutters

173
348/53

Viewer attached

206
348/722

Studio equipment

352
348/500

Synchronization

378
348/536

Automatic phase or frequency control

312
348/540

Horizontal sync component

212
348/541

Cascaded phase or frequency adjusting

39
348/546

Countdown

24
348/542

Plural distinct operating modes

68
348/543

Line rates

26
348/544

Locking rates

21
348/545

Different mode during vertical blanking

36
348/537

Of sampling or clock

354
348/539

Color

67
348/538

With data interpolation

63
348/549

Using color subcarrier

52
348/547

Vertical sync component

84
348/548

Countdown

39
348/511

Control of picture position

95
348/503

For sequential color components

12
348/504

With line rate switch (e.g., secam)

21
348/510

Locking of computer to video timebase

61
348/512

Locking of video or audio to reference timebase

356
348/515

Audio to video

253
348/516

By controlling video or sync generator

80
348/517

Color television

13
348/520

Color

20
348/513

Frame or field synchronizers

135
348/514

Color television

23
348/518

Including compensation for transmission delays

130
348/519

Color television

15
348/551

Of mechanical scan

18
348/505

Phase locking regenerated subcarrier to color burst

194
348/506

Burst gate

137
348/507

Including demodulator

52
348/508

Digital

34
348/509

With line rate switch (e.g., pal)

24
348/501

Reprocessing

34
348/502

Specified color

21
348/521

Sync generation

267
348/522

Means on video signal generator

42
348/523

With addressable memory

38
348/524

With counter or frequency divider

135
348/525

Sync separation

236
348/532

By amplitude

43
348/526

Field or frame identification

78
348/527

Color

17
348/528

Including automatic gain control (agc)

35
348/533

Noise reduction

118
348/534

Amplitude limiting

25
348/535

Noise inversion

7
348/531

To produce distinct horizontal output

88
348/529

To produce distinct vertical output

85
348/530

With distinct horizontal output

67
348/550

To achieve interlaced scanning

59
348/723

Television transmitter circuitry

292
348/724

Modulator

195
348/14.01

Two-way video and voice communication (e.g., videophone)

1115
348/14.06

Answering machine

73
348/14.08

Conferencing (e.g., loop)

1040
348/14.09

Conferencing with multipoint control unit

574
348/14.1

Motion image conferencing

267
348/14.07

Display arrangement (e.g., multiscreen display)

311
348/14.04

Operating with other appliance (e.g., tv, vcr, fax, etc.)

159
348/14.02

Over wireless communication

534
348/14.05

Remote control

262
348/14.11

Switching

227
348/14.12

Transmission control (e.g., resolution or quality)

560
348/14.13

Compression or decompression

249
348/14.15

Field or frame difference (e.g., moving frame)

83
348/14.14

Still frame (e.g., freeze frame)

77
348/14.03

User interface (e.g., touch screen menu)

229
348/14.16

User positioning (e.g., parallax)

229
348/739

Video display

192
348/798

Array of lamps

37
348/799

Color tv

14
348/740

Array of shutters

8
348/836

Cabinet or chassis

434
348/843

Cabinet back

67
348/842

Light shielding

62
348/841

Masking

33
348/839

Modular

85
348/840

Multiple screens

45
348/838

Portable

126
348/837

With vehicle

203
348/805

Cathode-ray tube

101
348/808

Color tv

15
348/810

One electron beam supplying more than one color

15
348/811

Beam position indicating

35
348/812

Horizontal stripes

10
348/813

Photoelectric sensor

45
348/814

Secondary emission sensor

4
348/815

With electron-optical color selection

2
348/809

Separate electron beams in single tube

58
348/816

With color specific optical device

15
348/817

Electrochromic device

21
348/818

Protective device

81
348/820

External electric or magnetic effect

45
348/821

Implosion protection

26
348/823

Protective glass or panel

60
348/824

Bonded to crt faceplate

45
348/822

Tensioned band

77
348/819

Radiation protection for user

72
348/825

Support

149
348/826

Crt having only support at front portion

37
348/827

Crt position adjustable by user

45
348/828

Deflection element support

14
348/829

Yoke

43
348/830

Supported by crt neck

30
348/831

Adjustable

36
348/806

With distortion, alignment or focus

283
348/807

Color convergence correction

163
348/832

With optical element

94
348/835

Filters

97
348/833

For line elimination

6
348/834

Glare reduction

120
348/742

Color sequential

205
348/743

With moving color filters

278
348/795

Direct viewed light valve

29
348/800

Electroluminescent (e.g., scanned matrix, etc.)

60
348/803

Color tv

34
348/801

Light emitting diode

54
348/802

Color tv

18
348/797

Gas discharge

63
348/790

Liquid crystal

176
348/791

Color tv

64
348/792

Scanning circuit

102
348/793

Interlacing

34
348/794

With cabinet or housing structure

158
348/744

Projection device

569
348/789

Cabinet or chassis

122
348/776

Cathode-ray tube image source

69
348/787

Cabinet or chassis

79
348/788

Folding

23
348/778

Plural crts

56
348/779

With optical element

62
348/780

Beam combining

39
348/777

With intensifier

17
348/781

With optical element

97
348/785

Adjustable

37
348/782

Mirror arrangement

60
348/783

Concave mirror

12
348/784

With correcting plate

12
348/786

With screen or absorption filter

52
348/750

Plural parallel light modulators

176
348/754

Acousto-optic (e.g., bragg cell, etc.)

19
348/755

Deformable medium

31
348/751

Liquid crystal

154
348/752

Using birefringent or polarizing medium (e.g., kerr cell, pockel`s cell, etc.)

59
348/753

Electron beam addressed

8
348/756

With optical element

133
348/757

Beam combining

127
348/758

Plural serial light modulators

92
348/759

Single light modulator

113
348/769

Acousto-optic

50
348/760

Color tv

71
348/764

Deformable medium

24
348/765

Fluid

8
348/761

Liquid crystal

111
348/762

Using birefringent or polarizing medium (e.g., kerr cell, pockel`s cell, etc.)

28
348/763

Electron beam addressed

6
348/770

Deformable medium

83
348/773

Fluid medium

2
348/774

Deformed into diffraction grating (e.g., using electron beam)

10
348/775

Having significant chemical composition

8
348/771

Including solid-state deflection elements (e.g., deformable mirror device (dmd))

374
348/772

Medium in tape, ribbon, or membrane form

5
348/766

Liquid crystal

92
348/767

Using birefringent or polarizing medium (e.g., kerr cell, pockel`s cell, etc.)

28
348/768

Electron beam addressed

13
348/745

With alignment, registration or focus

433
348/746

Raster shape distortion

172
348/747

Raster size or position compensation

130
348/748

With cooling device

136
348/749

Liquid

41
348/741

Red-white phenomena

3
348/796

Vacuum panel

32
348/804

With optical fiber device

55
 
 
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