Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 375/189
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
Method for implementing dynamic pseudorandom keyboard remapping
Portable electric circular saw
Communication terminal, communication system, server apparatus, and communication connecting method
Digital-to-analog converter and performing method thereof
Apparatus for performing timer management regarding a system timer scheduler service, and associated method
Antennas and their coupling characteristics for wireless power transfer via magnetic coupling
Retrievable outgoing audio messaging
  Randomly Featured Patents
Method and apparatus for adaptively selecting a communication strategy in a selective call radio communication system
Method for applying BSR elastomer
Wallet card package
Process and apparatus for decontaminating water by producing hydroxyl ions through hydrolysis of water molecules
Air conditioner
Sealable transportable container having improved latch mechanism
Semitransparent and durable photolithography masks
Content delivery network using edge-of-network servers for providing content delivery to a set of participating content providers
Resin composition curable with an active energy ray containing epoxy resin containing at least a compound having one or more of epoxy group in the molecule
Synchronous method and apparatus for processors