Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 375/37
Name: Pulse or digital communications >

Sub-classes under this class:

Class Number Class Name Patents
375/130 Spread spectrum 2,191
375/211 Repeaters 413
375/216 Apparatus convertible to analog 253
375/218 Earth or water medium 21
375/219 Transceivers 2,218
375/224 Testing 1,331
375/229 Equalizers 1,465
375/237 Pulse number modulation 52
375/238 Pulse width modulation 654
375/239 Pulse position, frequency, or spacing modulation 419
375/240 Bandwidth reduction or expansion 1,530
375/242 Pulse code modulation 592
375/256 Pulse transmission via radiated baseband 154
375/257 Cable systems and components 1,170
375/259 Systems using alternating or pulsating current 1,585
375/286 Multilevel 407
375/295 Transmitters 3,044
375/316 Receivers 3,914
375/353 Pulse amplitude modulation 192
375/354 Synchronizers 2,488
375/377 Miscellaneous 722

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Clusterin antisense therapy for treatment of cancer
Method of transmitting and receiving wireless resource information
Optoelectronic semiconductor chip and method for manufacturing a contact structure for such a chip
Multi-room user interface
Motion control system and X-ray measurement apparatus
Methods and systems for use in tracking targets for direction finding systems
Memory device and method for repairing a semiconductor memory
  Randomly Featured Patents
Method for preventing contact defects in interlayer dielectric layer
Spoon or similar article
Stabilizing of extruded vegetable protein with the addition of further soluble proteins
Fiber waveguide coupling device
Method for heating medical fluid using multi-input voltage capable heater
System and method for discontinuous reception control start time
Footwear outsole
Phthalazine derivatives as parp inhibitors
Method of electrical impedance imaging using a triiodophenyl compound or gas encapsulated microbubbles
Stirling cycle heat pump