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Class Information
Number: 725
Name: Interactive video distribution systems >
Description: GENERAL STATEMENT OF THE CLASS SUBJECT MATTER










Class Number Class Name No. of Patents
725/25

Access control or blocking

634
725/30

Access via pin or password

173
725/26

By mechanical lock

55
725/27

Of specific channel

172
725/28

Of specific program (e.g., based on program rating)

336
725/29

Time dependent (e.g., time spent viewing program, time of day, etc.)

152
725/31

With encryption or scrambling of video signal

526
725/1

Billing in video distribution system

223
725/4

Data stored at intermediate point (i.e., at location between headend or server and receiver)

70
725/2

Data stored locally (e.g., at set-top box)

109
725/3

On nonelectronic medium (e.g., paper tape or meter)

12
725/8

Having variable cost or free preview period

95
725/5

Payment method or scheme

94
725/6

Card reader (e.g., reader for credit, debit, or smart card)

78
725/7

Coin operated

12
725/62

Cellular video distribution system

429
725/22

Commercial or program airing verification system

213
725/24

Interactive opinion polling

148
725/74

Local video distribution system

263
725/78

Multiunit or multiroom structure (e.g., home, hospital, hotel, office building, school, etc.)

366
725/80

Coordinating diverse devices

383
725/83

Having additional amenity (e.g., access to outside network, room service, etc.)

57
725/84

Combined with call bell system for hospital use

11
725/82

Local server or headend

255
725/85

Receiver

190
725/79

Using existing power network

60
725/81

Using wireless link

328
725/75

Vehicle

115
725/76

Airplane

146
725/77

Seat-back terminal

71
725/37

Operator interface

727
725/60

Interactive product selection

264
725/61

Interactive program selection

450
725/38

To facilitate tuning or selection of video signal

663
725/56

Channel guide (i.e., channel-specific as opposed to program-specific guide)

222
725/39

Electronic program guide

1018
725/48

Combined from plural information providers (e.g., combined terrestrial and satellite sources)

235
725/49

Combined at local receiver

209
725/44

Content arrangement

521
725/45

Based on genre, theme, or category

408
725/46

Based on personal preference, profile, or viewing history (e.g., to produce redacted listing)

919
725/47

User customization of display content

410
725/40

For displaying additional information

721
725/42

Commercial or advertisement

361
725/41

Video still or clip

358
725/43

With separate window, panel, or screen

439
725/51

Having link to external information resource (e.g., online resource)

387
725/50

Information updating

392
725/52

Navigational feature

413
725/55

Provided on recordable medium

81
725/53

Searching (e.g., by title or actor's name)

301
725/54

Transmission scheme

329
725/58

Program reserve or reminder system

441
725/59

Selecting from multiple inputs or sources

208
725/57

Tune-by-label (i.e., channel selection by alphanumeric character entry)

54
725/32

Program, message, or commercial insertion or substitution

940
725/35

Based on demographics or geographical area

465
725/33

Emergency warning

166
725/36

Insertion of local commercial or local program at headend or network affiliate

423
725/34

Specific to individual user or household

718
725/63

Satellite video distribution system

280
725/68

Receiver

444
725/72

Antenna initialization, calibration, or aiming

107
725/70

For digital signal

133
725/71

For providing signals to plural subsequent receivers

132
725/69

Polarization of signal

63
725/67

Transmitter

161
725/64

Two-way

73
725/65

Return path

48
725/66

Terrestrial return path

62
725/23

System for awarding coupon, token, or credit

125
725/73

Terrestrial microwave video distribution system

71
725/9

Use surveying or monitoring (e.g., program or channel watched)

491
725/14

By passively monitoring receiver operation

414
725/20

By data encoded in video signal (e.g., vbi data)

152
725/15

By detecting local oscillator or if signal

57
725/17

By monitoring sync or blanking pulse

46
725/16

By polling

80
725/18

By use of audio signal

127
725/19

By use of pattern recognition or signature

187
725/21

Combined with detecting vcr operation

55
725/13

Manual entry (e.g., using keypad or by written response)

163
725/10

Monitoring physical reaction or presence of viewer

245
725/12

By passive determination and measurement (e.g., by detecting motion or ambient temperature, or by use of video camera)

156
725/11

With entry of user identification

86
725/86

User-requested video program system

598
725/101

Near video-on-demand system (i.e., providing plural, time-staggered versions of same program)

150
725/103

Server or headend

110
725/102

Vcr-like function

137
725/104

Pay-per-view

236
725/87

Video-on-demand

702
725/100

Receiver (e.g., set-top box)

466
725/91

Server or headend

448
725/93

Control process

667
725/94

Buffering and switching

299
725/95

Channel or bandwidth allocation

406
725/96

In accordance with server or network congestion

187
725/97

Scheduling (e.g., grouping users together)

291
725/92

Mass storage

320
725/98

Transmission network

240
725/99

Using telephone network

77
725/88

Vcr-like function

297
725/89

By use of memory at receiver

181
725/90

With particular transmission scheme (e.g., transmitting i-frames only)

218
725/143

Video distribution system components

188
725/144

Headend

261
725/147

Communications interface

102
725/146

Control process

274
725/145

Data storage or retrieval

175
725/151

Receiver (e.g., set-top box)

764
725/152

Programmable or upgradeable

209
725/153

With diverse device (e.g., personal computer, game player, vcr, etc.)

397
725/148

Transmission network

199
725/149

Network component (e.g., filter, tap, splitter, amplifier, repeater, etc.)

191
725/150

Power signal over network

43
725/135

Video distribution system with local interaction

402
725/138

Headend

193
725/136

Interactive data transmitted in video signal band (e.g., vbi or hbi data)

343
725/137

Teletext

106
725/139

Receiver (e.g., set-top box)

659
725/142

Having particular storage feature

340
725/140

Programmable or upgradeable

209
725/141

With diverse device (e.g., personal computer, game player, vcr, etc.)

482
725/105

Video distribution system with upstream communication

738
725/108

Alarm system using television network

64
725/109

Having link to external network (e.g., interconnected computer network)

594
725/111

Cable modem

380
725/110

Connection to external network at receiver (e.g., set-top box)

707
725/112

Link transmission (e.g., url sent to user)

370
725/113

Conveyed in video image

119
725/131

Receiver (e.g., set-top box)

998
725/134

Having particular storage feature

363
725/132

Programmable or upgradeable

287
725/133

With diverse device (e.g., personal computer, game player, vcr, etc.)

483
725/107

Remote testing of cable system

248
725/114

Server or headend

646
725/117

Communications interface

244
725/116

Control process

758
725/115

Data storage or retrieval

420
725/106

Telephony via television distribution network

267
725/118

Transmission network

434
725/126

Detail of use of two-way spectrum

188
725/119

Having significant intermediate network unit (e.g., hub, substation, etc.)

336
725/120

With two-way connection from unit to receiver (e.g., for the purpose of channel selection)

204
725/129

Hybrid fiber-coax network

200
725/127

Network component (e.g., filter, tap, splitter, amplifier, repeater, etc.)

322
725/128

Diplex filter

59
725/130

Power signal over network

54
725/121

Return path

161
725/124

Noise in return path

70
725/125

Ingress noise

115
725/122

Return path via telephone network

166
725/123

Wireless return path

86
 
 
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