Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 375/2.1
Name: Pulse or digital communications >
Description:










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
Method and apparatus for communication
System for presenting media services
Cell surface display, screening and production of proteins of interest
Stability control system with body-force-disturbance heading correction
Program recording medium, image processing apparatus, imaging apparatus, and image processing method
Magnetic detection of small entities
Process for preparing substituted aromatic carboxylic acids
  Randomly Featured Patents
Advanced video processor having a color palette
Control apparatus for an on-demand ink jet printing element
Simplified secure shared key establishment and data delivery protocols for electronic commerce
Engineered cytotoxic ribonuclease A
Vehicle parking system with a plurality of movable columns having vehicle supporting floors
Front face of vehicle wheel
In-vehicle pulse radar device
Restricted movement valve seats for an expanding gate valve
Centrifugal clutch
Hydrothermal pretreatment to prevent scale during liquefaction of certain solid carbonaceous materials