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Class Information
Number: 379
Name: Telephonic communications >
Description: STATEMENT OF THE CLASS SUBJECT MATTER:










Class Number Class Name No. of Patents
379/909

Alternatives

48
379/67.1

Audio message storage, retrieval, or synthesis

915
379/88.19

Call source identification

516
379/88.2

Automatic number identification (ani)

229
379/88.21

Caller identification received at substation

399
379/88.07

Digital signal processing (dsp)

175
379/88.11

Display of message related information

387
379/68

Dynamic audio signal recording or reproduction

221
379/70

Call intercept or answering

221
379/78

Acoustic coupling

9
379/84

At switching facility (e.g., central office, switchboard)

141
379/71

Consecutive use of recorded phrases or words to form message

50
379/73

Plural record carrier channels

50
379/74

Remote control over telephone line

108
379/76

Announcement selection or replacement

235
379/77

Control by generated tone

161
379/75

Remote dictation

59
379/72

Sequential or repeated announcement during single call initiated cycle

50
379/79

With specified call initiated cycle control circuitry

87
379/81

Call termination responsive (e.g., hang-up)

27
379/82

Having specified call initiation (e.g., ringing) responsive circuitry

119
379/83

Structural detail of storage medium drive

30
379/80

Voice signal presence responsive

98
379/69

Call originating

125
379/85

Recording of telephone signal during normal operation

112
379/86

Inductive pickup

9
379/87

Reproduced signal distributed over telephone line

84
379/88.12

Indication or notification of message

695
379/88.18

Interacting voice message systems

727
379/88.17

Interaction with an external nontelephone network (e.g., internet)

1237
379/88.22

Message management

856
379/88.23

Controlled by subscriber or caller

526
379/88.24

By generated tone

227
379/88.25

Message storage in centralized location (e.g., central office, pbx, etc.)

651
379/88.26

Recording voice message from non subscriber caller

243
379/88.27

Separate storage for voice and control information

105
379/88.28

Solid state memory storage

127
379/88.08

Message signal analysis

145
379/88.1

Including data compression

114
379/88.09

Statistical analysis (e.g., time, date, length of message, etc.)

85
379/88.05

Multilingual system or operation

88
379/88.06

Language selection

110
379/88.13

Multimedia system (e.g., voice output combined with fax, video, text, etc.)

971
379/88.15

Pager activation

75
379/88.14

Presentation format conversion

430
379/88.01

Voice activation or recognition

913
379/88.04

Voice controlled message management

314
379/88.03

Voice dialing

306
379/88.02

Voice verification (e.g., voice authorization, voiceprint, etc.)

376
379/88.16

Voice message synthesis

504
379/904

Auto-calling

53
379/902

Auto-switch for an incoming voice data, or fax telephone call (e.g., comp/fax/tel)

108
379/910

Bar code or optical character reader with telephone

26
379/188

Call or terminal access alarm or control

209
379/199

At substation

222
379/200

Restrictive dialing circuit

189
379/196

At switching center

291
379/197

Central office

95
379/198

Pbx

153
379/189

Fraud or improper use mitigating or indication (e.g., "blue box", "black box")

244
379/194

Lockout or double use signalling

55
379/195

In automatic system

23
379/190

Time out

26
379/191

At switching center

15
379/192

Of call duration (e.g., conversation timer)

19
379/193

Of specific equipment

8
379/418

Call signal generating (e.g., ringing or tone generator)

264
379/242

Centralized switching system

270
379/265.01

Call distribution to operator

714
379/265.02

Automatic call distributor (acd) system

814
379/266.07

Call campaign (e.g., script, application, inbound/outbound balancing)

226
379/266.08

Predictive algorithm

108
379/266.01

Call or agent queuing

412
379/266.03

Based on time (e.g., age of queued call, time of day, date)

98
379/266.02

Based on type of call

134
379/266.06

Estimating or reporting waiting time

111
379/266.04

Overflow (e.g., queue-to-queue, acd-to-acd)

78
379/266.05

Split

27
379/266.1

Call record

132
379/265.09

Having a multimedia feature (e.g., connected to internet, e-mail, etc.)

574
379/266.09

Home agent

38
379/265.1

Predictive (e.g., anticipating next available agent)

86
379/265.03

Reporting status (e.g., supervisory reporting)

172
379/265.05

Agent assignment (e.g., allocation of agent's time to a specific task)

186
379/265.04

Log-on or log-off of agent

101
379/265.06

Monitoring agent performance (e.g., quality of agent's performance)

264
379/265.08

Average call length

46
379/265.07

Speech of agent or customer (e.g., talk time)

106
379/265.11

Routing to available agent

317
379/265.12

Based on agent's skill (e.g., language spoken by agent)

261
379/265.14

Based on time (e.g., longest waiting agent)

46
379/265.13

Based on type of call

165
379/243

Class of service determination or transmission

161
379/244

In common control system

76
379/310

Divided central (e.g., communication between switchboards)

5
379/311

Having signalling path feature

2
379/250

Four-wire switching

17
379/312

Having multiple answering jacks for multiplied line

1
379/331

Having protective circuit

44
379/245

Identification

195
379/246

Of line or trunk

155
379/249

For nuisance call mitigation

30
379/248

Using matrix

12
379/247

With display

79
379/313

Multiple section switchboard

2
379/314

Auxiliary (e.g., overflow)

1
379/332

Plug and socket

44
379/322

Power supply

63
379/324

Central power source (e.g., common battery, line current feed)

111
379/323

Power to switching equipment

30
379/319

Single switchboard (e.g., cord circuit)

4
379/320

Switchboard circuit

3
379/321

Connection to operator's terminal

6
379/325

Structure of equipment

80
379/328

Equipment mounting or support

50
379/329

Allowing movement of equipment (e.g., movable, modular)

59
379/330

Housing

54
379/326

Wire or cable distribution

74
379/327

Main or intermediate distribution frame

138
379/308

Switching apparatus for connecting calling line to operator's position

34
379/309

Call distribution or queuing

361
379/258

Switching controlled in response to called station addressing signal

72
379/298

Direct control

0
379/304

All relay type

3
379/305

Having motor-driven switch

2
379/299

Step-by-step system

9
379/303

Coordinate system (e.g., x-y)

1
379/300

Having plural wiper sets

6
379/301

Having potential control

1
379/302

Having rotary switch

3
379/293

Having line finder

2
379/294

Including electronic element (e.g., tube or semiconductor)

1
379/295

Plural

3
379/268

Having shared or common switching control

57
379/279

Control reliability (e.g., redundancy)

197
379/269

Distributed control

252
379/271

Having multistage switching

45
379/278

Interstage junctor or "trunk"

8
379/272

Path selection or routing

109
379/273

Alternate routing

95
379/274

With busy or idle test

20
379/275

Including marking circuit

9
379/276

End-to-end marking (e.g., self-seeking)

4
379/277

With busy or idle test

13
379/270

In-stage or interstage scanning (e.g., link scanning)

8
379/280

Including registering or storing device for call address signal

63
379/281

Conversion between dial pulse and voice frequency signal

20
379/287

Electronic

12
379/288

Register-sender

10
379/286

Signal processing (e.g., dial pulse analysis)

55
379/282

Voice frequency receiver

54
379/283

Dual tone multifrequency (dtmf) receiver

201
379/285

With magnetic memory

3
379/284

With processor

86
379/289

Translator

36
379/291

With detail of crosspoint switching structure (e.g., crossbar)

32
379/292

Electronic crosspoint (e.g., solid-state)

66
379/290

With time division of control or supervisory signals

74
379/297

Having specified busy-idle test

5
379/259

Including deflected electron beam switching device or mechanical or optical switching control (e.g., fluidic)

3
379/306

With crosspoint switch detail

32
379/260

With operator position or completion of call (e.g., dial "o", semiautomatic)

40
379/262

Call extension by operator

6
379/264

A to b operator

15
379/263

With call indicator or announcer

18
379/261

Operator controlled register-sender

4
379/267

Operator's console

74
379/307

With power supply

9
379/296

With repeater

14
379/251

With generating of call associated substation signal

36
379/252

For alerting signal at called station (e.g., ringing)

155
379/254

Associated with connector

7
379/253

Electronic

49
379/255

With interrupter

21
379/257

For calling station (e.g., status or progress tones)

113
379/256

Having automatic or through ringing

10
379/315

With line-signal control

4
379/318

Central power source

3
379/317

Relay cut-off

1
379/316

Spring-jack cut-off

8
379/110.01

Composite substation or terminal (e.g., having calculator, radio)

207
379/333

Concentrator or trunk selector

50
379/334

Concentrator-distributor pair (e.g., line concentrator)

49
379/335

Using crossbar or crosspoint switching

22
379/337

With busy-idle test (e.g., idle trunk finder)

12
379/336

With magnet, electromagnet, or relay

5
379/1.01

Diagnostic testing, malfunction indication, or electrical condition measurement

343
379/7

For detection of eavesdropping device

57
379/2

Including fault responsive disconnection of tested component

136
379/32.01

Monitoring

323
379/33

Alarm or emergency (e.g., cut line)

116
379/32.05

Call tracing

53
379/35

Listening-in or eavesdropping type

160
379/32.04

Subscriber line

157
379/32.02

Trunk or long line

60
379/32.03

Ain link

41
379/1.02

Of audio message storage and retrieval

58
379/9

Of centralized switching system

202
379/9.05

Backup system

80
379/10.01

By automatic testing sequence

90
379/10.02

By call generator

39
379/11

Routiner

22
379/10.03

Script file generation or execution

68
379/9.02

Maintenance console

108
379/13

Of call timing or charging equiment

47
379/9.06

Of line interface circuitry

49
379/14

Of plural exchange network

104
379/14.01

Fault segmentation (e.g., error location in network)

75
379/20

Of switchboard element condition (e.g., lamp)

9
379/15.01

Of switching equipment or network element

182
379/15.02

Advanced intelligent network (ain)

27
379/15.04

Of plural ain elements

22
379/15.05

Determining fault location

51
379/15.03

Provisioning of service

111
379/18

By use of call address signal

38
379/16

Of switching path

89
379/17

Of switching selector

31
379/19

Rapid manual connecting structure for test equipment

38
379/9.04

Record or report generation

109
379/9.01

Software compatibility

36
379/9.03

Trouble ticket reporting

122
379/12

With dedicated testing line or trunk

103
379/1.03

Of data transmission

139
379/1.04

Qualifying line for data transmission

191
379/3

Of hybrid or echo suppressor or canceller

91
379/4

Of repeater

34
379/22

Of trunk or long line

204
379/22.02

By analysis of injected tone signal

172
379/22.01

By loopback

151
379/25

Conductor identification or location

86
379/24

Electrical parameter measurement (e.g., attenuation)

218
379/22.03

Fault detection or fault location on telephone link (e.g., continuity, leakage)

186
379/22.06

Having special connector

23
379/22.08

Noise

44
379/22.04

Of digital loop carrier

61
379/22.05

Pair gain test controller

15
379/22.07

Telephone multiconducting wires (e.g., tip, ring and ground wires)

45
379/23

Of line signalling

40
379/26.01

Testing of network terminating interface, subscriber trunk interface, or service function

133
379/26.02

With a programmable or self-test device

46
379/27.01

Testing of subscriber loop or terminal

408
379/27.03

By analysis of testing signal

147
379/27.04

By automatic testing sequence (e.g., programmable, test, script or test call generation program)

85
379/27.02

By generating call signal

75
379/27.06

Having electromechanical switch or relay

104
379/27.07

Having plugging maintenance or test module

56
379/27.05

Having protection circuit (e.g., surge or short circuit protector)

37
379/27.08

Including sampling measurement technique

73
379/30

Loop impedance (e.g., resistance, capacitance)

171
379/28

Of data transmission instrument

114
379/31

Of line signalling generator (e.g., dial, tone code generator)

58
379/29.01

Terminal arrangement to enable remote testing (e.g., testing interface)

317
379/29.06

By dialing back the calling terminal

19
379/29.02

By simulator (e.g., computer simulates testing personnel)

63
379/29.07

For a fault caused by an off-hook status

11
379/29.08

For a fault caused by new added service or equipment (e.g., software compatible)

23
379/29.11

Having telephone maintenance termination unit (e.g., mtu)

21
379/29.05

Metallic loop testing

59
379/29.1

Visual output (e.g., printing, displaying)

55
379/29.04

Voltage or current detector

53
379/29.03

Voltage or current determination

52
379/29.09

With historical operating information database

49
379/21

Using portable test set (e.g., handset type)

255
379/8

With blocking of normal usage

41
379/911

Distinctive ringing

44
379/406.01

Echo cancellation or suppression

585
379/406.02

Combined diverse function

141
379/406.03

Additional signal enhancement (e.g., voice processing or recognition)

137
379/406.04

Disable or inhibit function

169
379/406.16

Having analog variolosser or attenuator

45
379/406.05

Residual echo cancellation

267
379/406.06

Using digital signal processing

300
379/406.08

Adaptive filtering

725
379/406.09

Least mean squares (lms) algorithm

151
379/406.1

With training sequence

119
379/406.15

Additional analog processing

48
379/406.11

Convolution processing

93
379/406.12

Frequency domain analysis

89
379/406.13

Fourier analysis

76
379/406.14

Sub-band analysis

122
379/406.07

Using attenuator

138
379/37

Emergency or alarm communications (e.g., watchman's circuit)

549
379/48

Announcement or alarm received at terminal station (e.g., "butt-in", alarm)

55
379/50

By pulse or digital signal

54
379/46

Called line or station condition responsive (e.g., recall if busy)

53
379/45

Central office responsive to emergency call or alarm (e.g., "911", operator position display)

685
379/49

Central station with plural substations

164
379/38

Personal monitoring (e.g., for the ill or infirm)

306
379/47

Plural alarms over single line

45
379/39

Responsive to sensed nonsystem condition

179
379/40

Automatic dialing

282
379/43

Fire

53
379/44

Intrusion

96
379/42

Plural conditions

123
379/41

Transmission of recorded audio message

106
379/51

With automatic dialing or transmission of recorded audio message

134
379/905

Fax mail

38
379/36

Free calling from paystation

16
379/912

Geographically adaptive

44
379/56.1

Having light wave or ultrasonic link for speech or paging signal

43
379/56.2

Including fiber optic link within telephone network

48
379/56.3

Including infra-red link with landline telephone network

53
379/55.1

Having near field link (e.g., capacitive, inductive)

44
379/52

Including aid for handicapped user (e.g., visual, tactile, hearing aid coupling)

375
379/900

Internet (e.g., internet phone, webphone, internet-based telephony)

213
379/398

Line equalization or impedance matching

328
379/457

Miscellaneous

43
379/156

Multi-line or key substation system with selective switching and central switching office connection

207
379/162

Detail of hold circuitry

86
379/163

Electronic

78
379/166

Detail of line circuit or line card

81
379/164

Line status indication or call alerting

249
379/165

Switching or supervision feature (e.g., common control, digital)

266
379/161

With exclusion or priority feature (e.g., lockout or privacy)

77
379/159

With intercom system

120
379/160

With connection of intercom station to subscriber line

49
379/157

With special service

225
379/158

Conferencing

217
379/908

Multimedia

126
379/903

Password

108
379/913

Person locator or person-specific

76
379/219

Plural exchange network or interconnection

724
379/221.15

Connection call model (e.g., virtual network, displayed models)

70
379/226

Having a manual exchange

4
379/227

With an automatic exchange

11
379/228

Having signalling to operator

13
379/229

Interexchange signalling

648
379/231

Central office-to-pbx signalling

96
379/233

Direct inward dialing

84
379/232

Pbx trunk groups

50
379/236

D.c. signalling over trunk

18
379/237

Pulse or digital signalling

24
379/238

Having signalling repeater

5
379/239

Using register-sender

4
379/240

Interexchange trunk circuit

50
379/241

Glare or simultaneous seizure mitigation

15
379/234

Pbx to central office signalling (e.g., direct outward dialing)

116
379/230

Signalling path distinct from trunk (e.g., ccis)

810
379/235

Voice frequency signalling over trunk

41
379/225

Multi-pbx interconnection

169
379/221.14

Routing parameter (e.g., area code, address, service provider identifier)

277
379/224

Tandem switching center

79
379/222

Toll center

48
379/223

With operator assistance

84
379/220.01

With interexchange network routing

744
379/221.08

Advanced intelligent network (ain)

490
379/221.11

Adjunct or intelligent peripheral (ip)

138
379/221.09

Service control point (scp, iscp, external database)

424
379/221.12

Service switching point (ssp)

164
379/221.1

Signal transfer point (stp, istp)

96
379/221.06

Algorithm (e.g., software, computer program)

97
379/221.07

Parameter optimization or enhancement (e.g., capacity or bandwidth)

108
379/221.01

Alternate routing

530
379/221.03

Failure (e.g., disaster, overload, blockage)

171
379/221.04

Restoration (e.g., backup, recovery)

105
379/221.02

Service provider selection (e.g., local or long distance, primary and alternate carriers)

230
379/221.05

Based upon historical data

40
379/221.13

Local number portability (lnp)

242
379/177

Polystation line system (i.e., party line)

59
379/182

Automatic or unattended

20
379/184

Lockout

49
379/183

Station identification

37
379/179

Call alerting (e.g., ringing)

51
379/180

Full selective or tuned (e.g., harmonic)

24
379/181

Semi-selective (e.g., line side, polarized)

11
379/186

Central power source

5
379/187

Connected to central office

13
379/185

Portable or mobile

26
379/178

Revertive call

4
379/167.01

Private (e.g., house or intercom) or single line system

52
379/167.03

At booth (e.g., at theater, gas station, etc.)

5
379/167.04

Having intercom switch

9
379/167.02

At collective house

13
379/167.05

Doorbell system

33
379/167.08

Call addressing or announcing

12
379/167.06

Having access code

11
379/167.11

Having connection to telephone line

32
379/167.12

Having display

14
379/167.07

Having remote controlling station (e.g., gate guard or attendant)

13
379/171

Having plural stations with selective calling (e.g., master)

65
379/172

With call addressing

27
379/167.13

Having telephone adaptor system

19
379/167.15

Having transducer circuitry

8
379/174

Including body or apparel supported terminal (e.g., headgear)

8
379/175

For underwater use (e.g., in diver's suit)

8
379/168

Lockout

39
379/169

Central power source

11
379/167.14

Two-way voice channel

10
379/173

With call addressing

26
379/176

With central power source

14
379/170

With paging

34
379/914

Programmable telephone component

57
379/915

"soft" key

26
379/142.01

Reception of calling information at substation in wireline communications system

583
379/142.13

Adaptive module coupled to telephone line or telephone device

57
379/142.14

Format conversion

60
379/142.02

Blocking caller id transmission

111
379/142.03

Using a trigger code

37
379/142.08

Call waiting associated with caller id information

115
379/142.11

Caller local time indication

21
379/142.1

Caller location indication (e.g., city, state, etc.)

93
379/142.15

Connecting to an external information processing terminal (e.g., computer)

129
379/142.04

Extracting call id from transmitted signal

282
379/142.05

Authentication or authorization

206
379/142.06

Matching and retrieving stored caller id information from a database

493
379/142.16

Having broadband premise equipment (e.g., tv)

55
379/142.17

Having display unit

281
379/142.18

Including dtmf signal

33
379/142.12

Including master-slave modules, parent-child terminals, or controller-adjunct units

28
379/142.09

Non-assigned telephone number indication

50
379/142.07

Routing an incoming call on multiple lines to a particular appliance (e.g., facsimile, computer, or telephone)

155
379/338

Repeater (e.g., voice frequency)

61
379/344

Component processes bidirectional signals

39
379/345

Including two-to-four wire conversion or hybrid circuit

101
379/343

Controlled by a pilot or reference signal

26
379/340

Having line length compensation or equalization

53
379/349

Having voice frequency transformer

8
379/341

Pulse or tone repeater (e.g., electromechanical relay)

15
379/342

Electronic (e.g., logic circuitry)

52
379/348

Transmission of power to distant repeater

36
379/346

With frequency discriminator or negative impedance element

25
379/347

With gain or attenuation control

80
379/339

With signal conversion (e.g., dial to dtmf, analog to pcm)

64
379/201.01

Special services

1190
379/216.01

Abbreviated dialing or direct call (e.g., hot line)

282
379/201.11

Anonymous party (e.g., protection of called or calling party's identity, privacy)

100
379/217.01

Audible paging

36
379/218.01

Automatic directory service (e.g., on-line)

303
379/210.02

Call blocking

222
379/210.03

Call from anonymous caller

70
379/211.01

Call diversion (e.g., call capture)

520
379/211.02

Call forwarding

1024
379/211.03

Sequential ringing

105
379/211.04

Simultaneous ringing

92
379/211.05

Smart card

30
379/212.01

Call transfer

486
379/213.01

Intercept (e.g., dead or changed number)

164
379/214.01

Secretarial or answering service

207
379/215.01

Call waiting

417
379/202.01

Conferencing

1408
379/206.01

At substation

102
379/203.01

Operator control

162
379/204.01

Subscriber control

290
379/205.01

Conferencing initiation by single calling station

220
379/201.06

Locating using diverse technology (e.g., using infrared badge, sensor, card reader)

84
379/201.07

Called party

120
379/201.08

Calling party

57
379/201.1

Detecting presence or absence of party or object

153
379/201.09

Object

10
379/218.02

Performed by operator (e.g., butt-in, busy verification)

34
379/208.01

Priority override (e.g., butt-in)

80
379/201.12

Provisioning

330
379/209.01

Repetitive call attempts (e.g., camp-on-busy, retry)

250
379/210.01

Reserved call (e.g., return call, call back, scheduled call, reestablished call)

392
379/201.02

Service profile (e.g., calling service)

468
379/201.03

Creation of service (e.g., using object oriented programming, primitive, function)

259
379/201.04

Display arrangement

159
379/201.05

Distribution of service (e.g., downloading, uploading)

227
379/207.02

Service trigger (activation or deactivation)

501
379/207.15

Automatic number identification or calling number identification (ani or clid)

328
379/207.14

Dialed number identification service (dnis)

122
379/207.04

Line or loop condition

67
379/207.05

Busy signal (e.g., off hook)

57
379/207.08

No answer (e.g., ringing signal, on-hook, idle)

48
379/207.1

Expiration of predetermined time period

44
379/207.09

Number of rings

13
379/207.06

Transition from off-hook to on-hook (e.g., busy to idle, hook flash)

42
379/207.07

Transition from on-hook to off-hook (e.g., idle to busy)

40
379/207.13

Party identification or validation (e.g., personal identification number (pin))

155
379/207.12

Party location

163
379/207.16

Ringing signal (e.g. having a predetermined cadence or distinctive ring)

184
379/207.11

Service access code

123
379/207.03

Time (e.g., time of day, expiration of time period, time zone, date)

160
379/207.01

Three-way calling

149
379/907

Speech recognition via telephone system or component

8
379/399.01

Subscriber line or transmission line interface

631
379/399.02

Circuitry to provide a coder and decoder function

180
379/400

For line length compensation

126
379/401

Voltage boosting circuit

48
379/402

Hybrid circuit

242
379/405

Electronic noninductive

134
379/403

With adjustable balance circuit

93
379/404

Automatic adjustment

83
379/413.02

Network interface device (nld)

207
379/413.04

Connection block or module

201
379/413.03

Including connection for alternate communication line (e.g., cable)

93
379/413

Power supply (e.g., battery feed)

661
379/413.01

Circuitry to provide ringing current supply

99
379/412

Protective circuit

414
379/387.01

Substation or terminal circuitry

258
379/395

Amplifying (e.g., agc or avc)

236
379/387.02

Conversion of signal form (e.g., a/d, frequency or phase)

48
379/388.01

For loudspeaking terminal

113
379/390.01

Amplification or attenuation level control

189
379/390.03

Automatic gain control

67
379/390.02

Filtering (fir, hpf, widrow-hoff, lms)

86
379/390.04

Hybrid circuit

46
379/388.02

Speakerphone with build-in microphone

131
379/388.03

Automatic gain or volumn (agc or avc)

77
379/388.04

Voice control of transmission direction

58
379/388.06

Comparing signal level of receiving and transmitting circuits

54
379/388.07

Controlling acoustic feedback

35
379/388.05

Voice switching by attenuation/amplification

61
379/393

Hold circuit

127
379/394

Impedance matching or line equalizing

174
379/392.01

Noise suppression

122
379/395.01

Power control or detection circuit

212
379/391

Sidetone control or hybrid circuit (e.g., induction coil)

111
379/392

Suppression (e.g., antisidetone)

104
379/396

Visual signalling (e.g., lamp)

162
379/397

Wire distribution

51
379/350

Supervisory or control line signaling

85
379/386

Signal receiver (e.g., tone decoder)

380
379/372

Signal reception at substation

185
379/373.01

Incoming call alerting

314
379/374.03

Alerting by other than sight or sound (e.g., vibration)

36
379/373.02

Distinctive or selective alerting

262
379/373.05

Directing incoming call to local appliance

50
379/373.03

Registration of alerting signal in association with incoming signal

77
379/373.04

Recording audio for use as the alerting signal

55
379/375.01

Having electronic call sounder (e.g., tone "ringer")

99
379/374.02

Including audible message generation

71
379/374.01

Including musical sound generation

77
379/376.01

Visual indication of incoming call (e.g., led or light bulb)

76
379/376.02

Silencing ring signal

37
379/351

Signalling integrity protection (e.g., voice signal immunity)

112
379/352

Substation originated

87
379/353

Conversion of signal form

66
379/369

Detail of mounting of switch pad or dial

40
379/370

In handset

36
379/371

Magneto signalling

2
379/368

Plural-switch number input device (e.g., keypad)

305
379/362

Pulse signal generator (e.g., rotary dial)

55
379/363

Control of motor driven dial rotating device

2
379/367

Finger wheel or mechanical adjunct (e.g., finger stop)

5
379/365

Specified switching contact (e.g., contact spring)

5
379/366

With detail of dial return mechanism (e.g., driving spring, speed governor)

3
379/364

With nonrotary actuator (e.g., key or slide type)

49
379/355.01

Repertory or abbreviated call signal generation

230
379/357.03

Acoustical generation

42
379/358

By motor driven dial rotating device

8
379/355.04

Call address signal stored in network

61
379/355.02

Call address signal stored in terminal

120
379/355.03

Including terminal other than telephone

59
379/357.04

Circuitry of call signal generator

83
379/356.01

Including dynamic memory

66
379/355.08

Including prefix in the call address signal

129
379/357.05

Including solid state memory storage

31
379/357.01

Insertable control element or circuitry (e.g., card)

108
379/357.02

Personal computer memory card (pcmcia)

27
379/355.05

Modification of call address signal for abbreviated dialing

139
379/355.07

Including modification of indicia associated with a call address

66
379/355.06

Modification by other than key input

74
379/359

Pulse signal generating (e.g., dialing)

76
379/355.09

Selection of registered call address signal

145
379/355.1

Selection of multiple call address signals

30
379/360

Voice frequency band signalling (e.g., reed devices)

28
379/361

Electronic (e.g., tone generator)

158
379/354

With called number display

328
379/377

Using line or loop condition detection (e.g., line circuit)

398
379/381

Busy test or make busy

60
379/380

By bridge circuit

49
379/382

For ring trip or polarity reversal detection

194
379/383

Of plural lines

30
379/384

By scanning

71
379/385

Relayless

46
379/378

With current controlling electromagnetic core device (e.g., hall-effect device)

66
379/379

With optical link between line and switching system

113
379/90.01

Telephone line or system combined with diverse electrical system or signalling (e.g., composite)

676
379/101.01

Audio program distribution

88
379/91.01

Credit authorization

225
379/91.02

At switching station

88
379/93.01

Having transmission of a digital message signal over a telephone line

621
379/93.02

Access restricting

314
379/93.03

Personal identification

178
379/93.04

Two or more calls

32
379/93.13

Amusement (e.g., game, lottery)

109
379/93.26

By voice frequency signal (e.g., tone code)

171
379/93.27

Alphanumeric

95
379/93.37

Having acoustic link

83
379/93.28

Modulated audio tone

228
379/93.35

Having call-waiting

127
379/93.36

Line powered

50
379/93.31

Protocol

145
379/93.33

Having adjustable speed

57
379/93.34

Having recognition and selection

59
379/93.32

Initial setup

86
379/93.29

Reconfigurable

91
379/93.17

Having station display

489
379/93.22

At pay station

25
379/93.21

Having conferencing

242
379/93.24

Having electronic mail

380
379/93.19

Having pressure or position sensitive surface (e.g., touch-screen, light pen)

100
379/93.25

Having remote database (e.g., videotex system)

174
379/93.18

Having tone code recognition for generating alphanumeric characters

91
379/93.23

Having user information display (e.g., telephone number, name, address, etc.)

496
379/93.14

Having switching station

274
379/93.15

Having format conversion

176
379/93.12

Sales, ordering, or banking system

320
379/93.09

Switching between different terminal types (e.g., voice/data switch)

480
379/93.11

Among at least three terminal types

85
379/93.05

Terminal interface circuitry

500
379/93.06

Digital

135
379/93.07

To plural lines or networks

250
379/93.08

Transmission scheme (e.g., compression/decompression, transmission rate)

322
379/92.01

Polling

66
379/92.03

Having central station equipment

81
379/92.04

Having subscriber station equipment

61
379/92.02

Televoting

31
379/102.01

Remote control

235
379/102.02

Communication device

147
379/102.03

Entertainmemt appliance (e.g., tv, vcr, radio, etc.)

176
379/102.04

Power source

71
379/102.07

Having indication

77
379/102.05

Of heating, ventilation, air conditioner (e.g., hvac)

49
379/102.06

Of physical entrance or exit lock

107
379/106.01

Remote indication over telephone line (e.g., telemetry)

188
379/106.11

Interrogation signal

29
379/106.03

Meter reading

136
379/106.07

Having interrogation signal

45
379/106.08

Having line status detection

45
379/106.04

Having power supply circuitry

28
379/106.05

Having ringing suppression

15
379/106.06

Having time window

45
379/106.02

Patient monitoring

87
379/106.09

Ringing suppression

41
379/108.01

Telegraphy

3
379/108.02

Over telephone line

3
379/100.01

To produce visual-graphic copy (e.g., facsimile)

376
379/100.14

Call signal generation (e.g., auto-dial)

158
379/100.04

Communication charge calculation

49
379/100.06

Communication status notification

223
379/100.12

Connection to plural networks or lines

115
379/100.08

Electronic mailbox

261
379/100.13

Format conversion

117
379/100.11

From a library

34
379/100.02

Having detachable device (e.g., detachable storage medium, scanner)

46
379/100.15

Having switching to other communication modes

233
379/100.16

Voice mode

132
379/100.05

Monitoring

130
379/100.09

Relay system

187
379/100.17

Transmission scheme

171
379/100.03

Usage system

24
379/100.07

Using mark sheet

31
379/441

Terminal accessory or auxiliary equipment

108
379/447

Attachable to terminal housing

161
379/450

Clips onto terminal structure

48
379/449

Handset holder (e.g., shoulder rest)

77
379/448

Hookswitch operator

37
379/456

Dialing tool

10
379/453

Hood or enclosure (e.g., booth)

51
379/443

Including coupler (e.g., inductive)

79
379/444

Acoustic

80
379/445

Locking device

106
379/451

Protective structure

133
379/452

Antiseptic, disinfecting, or disposable

65
379/454

Support or stand

233
379/455

Handset holder

291
379/446

Telephone receiver support

298
379/442

With circuit connection to terminal

199
379/419

Terminal

123
379/420.01

Having loudspeaking conversation capability (e.g., hands- free type or speakerphone)

107
379/420.04

Hands-free accesory or attachment

56
379/420.02

Hands-free loudspeaker feature

84
379/420.03

Hands-free microphone feature

57
379/421

Having muting

59
379/428.01

Housing or housing component

294
379/428.04

Base having detachable accessory

53
379/430

Body supported (e.g., headgear)

394
379/440

Casing or enclosure, per se

164
379/436

Desk set

83
379/428.03

Display on telephone base

46
379/428.02

Handset or headset combined with telephone base

84
379/433.01

Handset structure

420
379/433.08

Battery

66
379/433.06

Button or switch having specific function

181
379/433.07

Keypad

248
379/433.09

Card (e.g., sim or magnetic strip card)

76
379/433.05

Connector

58
379/433.04

Display on handset

168
379/433.1

Handset having special feature (e.g., wrist watch)

92
379/433.03

Microphone mounting

143
379/433.11

Moveable or removeable element (e.g., cover)

220
379/433.13

Rotatable mechanism (e.g., hinge)

552
379/433.12

Slideable mechanism

277
379/433.02

Speaker mounting (i.e., speaker phone feature)

201
379/429

Having distinct circuitry support structure (e.g., circuit board)

91
379/432

Loudspeaking set

38
379/437

Protective structure

162
379/439

Antiseptic

43
379/438

Of cord or connector

166
379/431

Separate housings for earphone and microphone (e.g., candlestick type)

30
379/434

Specified terminal configuration (e.g., novelty type)

224
379/435

Wall set or convertible type

79
379/422

Switch or switch actuator structure

64
379/423

Line selection

17
379/424

Receiver or handset position responsive (e.g., hookswitch)

96
379/427

Having plunger and lever linkage

22
379/426

Movable holder for receiver or handset

67
379/425

With mechanism for latching hookswitch or plunger against motion

14
379/916

Touch screen associated with telephone set

17
379/906

Touchtone message transmission

26
379/414

Transmission line conditioning

71
379/416

Interference suppression

115
379/417

Anticrosstalk

137
379/415

Reactance neutralizing

17
379/901

Virtual networks or virtual private networks

55
379/917

Voice menus

13
379/143

With check operated control (e.g., paystation)

100
379/154

At central office

20
379/155

At terminal station (e.g., coin paystation)

104
379/146

Coin signalling or control

68
379/147

Coin box audit or totalizer

24
379/150

Coin disposition (i.e., return or collection)

46
379/152

Magnet, electromagnet, or relay controlled from central office

7
379/153

Paystation (e.g., controlled by refund key)

17
379/151

Upon connection to called station

6
379/148

Denomination

12
379/149

Post-pay coin collection

5
379/145

Fraud or interference prevention

234
379/144.01

Other than coin

129
379/144.04

Card reader

47
379/144.02

Collect calling from payphone

38
379/144.03

Fraud detection in payphone

19
379/144.07

Information message notification at paystation

20
379/144.08

Visual display

28
379/144.05

Payphone service associated or integrated with other communication device (e.g., computer, fax, etc.)

25
379/144.06

Special circuitry for processing accounting data

20
379/111

With usage measurement (e.g., call or traffic register)

388
379/114.01

Call charge metering or monitoring

692
379/114.28

Advanced intelligent billing network (e.g., a billing service control processor)

227
379/114.29

Using more than one advanced intelligent elements (e.g., accessing multiple ain databases)

57
379/121.01

At local exchange carrier (e.g., central switching office)

118
379/121.04

Detail of call history and rates database

63
379/121.05

Call record modification

48
379/121.02

Discount charge rate or billing plan

79
379/121.06

Having network terminating point receiving registration from subscriber terminal

17
379/129

Manually set (e.g., key and lock)

2
379/121.03

Multiple billing account

38
379/123

Paystation (e.g., escrow control)

28
379/124

Pulse counting or accumulating (e.g., "message metering")

56
379/126

Assembling billing record (e.g., automatic message account (ama), call detail record (cdr), etc.)

252
379/127.01

Having line identification associated with call billing (e.g., automatic number identification (ani)

186
379/127.03

Billing code or trigger code

50
379/127.05

Billing option selection

66
379/127.02

Fraud control or billing restriction

63
379/127.06

Having terminal identification

26
379/127.04

Pricing a call made from different account (e.g., calling card, credit card)

18
379/125

Local or zone

20
379/128

Time of day controlled

27
379/122

With display

37
379/130

At subscriber station

160
379/131

Time controlled

68
379/132

Paystation (e.g., escrow control)

55
379/114.03

Billing computing software or program

285
379/114.15

Calling card

179
379/114.19

Credit card

122
379/114.18

Having complementary item (e.g., novelty)

26
379/114.17

Monitoring account or card usage balance

165
379/114.2

Pre-paid calling account or card

357
379/114.16

Recharging or replenishing an account or calling card

80
379/114.04

Charge error detection

68
379/114.14

Fraud detection or control

220
379/119

Hardcopy record generating (e.g., ticket printing)

105
379/120

With line identification or class of service determination

92
379/114.1

Incentive billing

134
379/114.13

Advertisement

156
379/114.12

Discount or bargaining

97
379/114.11

Gaming

16
379/115.01

Interexchange billing operation

257
379/116

Hardcopy record generating

63
379/115.03

Interfacing with foreign exchange

34
379/115.02

Long distance billing

79
379/114.02

Least cost

211
379/117

Of station on polystation or party line

14
379/118

Identification of station

27
379/114.27

Portable number billing

37
379/114.21

Redirect billing

163
379/114.24

1-800 billing

63
379/114.25

1-900 billing

51
379/114.26

Based on unique account code

47
379/114.22

Split billing or cost sharing

61
379/114.23

Third party billing

59
379/114.05

Special service fees (e.g., customized feature)

204
379/114.06

Variable rate

87
379/114.07

Bandwidth

44
379/114.09

Time controlled

51
379/114.08

Traffic

45
379/112.01

Call traffic recording by computer or control processor

425
379/112.03

Estimating blocking probability

41
379/112.06

Generalized statistics about telephone network usage

200
379/112.07

Carrier usage data

78
379/112.09

Specialized exchange

35
379/112.1

Traffic rate for overload

64
379/112.08

Trunk or path usage data

82
379/112.05

Optimization network configuration

110
379/112.02

Redundant processor or backup processor

33
379/112.04

Threshold or limiting control (e.g., gapping control)

103
379/133

Call traffic recording or monitoring

381
379/134

At central station

169
379/139

Counting the number of completed connections

50
379/137

Trunk usage (e.g., peg count)

67
379/138

All trunks busy metering

13
379/136

With display

51
379/135

With hardcopy record generation (e.g., ticket printing)

32
379/140

At subscriber

91
379/141

Mechanical register

7
 
 
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