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Communications
Class Information
Number:
370/568.1
Name:
Multiplex communications
>
Description:
Sub-classes under this class:
Class Number
Class Name
Patents
370/
Pathfinding or routing
0
370/200
Phantom
67
370/201
Crosstalk suppression
324
370/202
Amplitude compression or expansion
68
370/203
Generalized orthogonal or special mathematical techniques
1,078
370/212
Pulse width (pulse duration) modulation
137
370/213
Pulse position modulation
79
370/214
Simultaneous telegraphy and telephony
21
370/215
Phase modulation
90
370/216
Fault recovery
1,559
370/229
Data flow congestion prevention or control
2,396
370/241
Diagnostic testing (other than synchronization)
1,618
370/254
Network configuration determination
3,280
370/259
Special services
496
370/272
Sextuplex
38
370/273
Quadruplex
32
370/276
Duplex
397
370/297
Diplex
94
370/298
Low speed asynchronous data system (e.g., teletypewriter service)
25
370/307
Trasmultiplexers
79
370/308
Resonant transfer techniques
15
370/309
Resonant transfer substitutes
2
370/310
Communication over free space
2,017
370/351
Pathfinding or routing
2,317
370/431
Channel assignment techniques
913
370/464
Communication techniques for information carried in plural channels
614
370/546
Miscellaneous
63
370/901
Wide area network
34
370/908
Local area network
74
370/912
Packet communications
88
370/914
Rate converter
37
370/915
Time division cellular radio systems
9
370/916
Multiplexer/demultiplexer
32
Patents under this class:
Patent Number
Title Of Patent
Date Issued
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