Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 375/2.1
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
Wine cellar alarm system
ActRIIB proteins and variants and uses therefore relating to utrophin induction for muscular dystrophy therapy
Signal processing and tiered signal encoding
Method and apparatus for supporting management actions for very high throughput in wireless communications
Organic electroluminescence device
Predictive time entry for workforce management systems
Mobile target system
  Randomly Featured Patents
Apparatus and method for preventing fluid transfer between an oviduct and a uterine cavity
Shoe sanitizer
Orthovoltage radiotherapy
Assembled lamp retaining device
Embedded operating system architecture for smart card
Standing wave total internal reflection imaging
Treatment of PRDC in pigs
Method for the chemical utilization of coal by liquid phase oxidation
Spectrophotometer for tissue examination
Exchanging system and method of establishing data call thereof