Pulse Or Digital Communications Patents (Class 375)
- Automatic baseline or threshold adjustment (Class 375/317)
- Amplitude modulation (Class 375/320)
- Angle modulation (Class 375/322)
- Interrupted carrier wave (Class 375/338)
- Particular pulse demodulator or detector (Class 375/340)
- Automatic frequency control (Class 375/344)
- Automatic gain control (Class 375/345)
- Interference or noise reduction (Class 375/346)
- With electromagnetic relay or solenoid (Class 375/352)
- Synchronizing the sampling time of digital data (Class 375/355)
- Network synchronizing more than two stations (Class 375/356)
- Synchronization failure prevention (Class 375/357)
- Feedback, receiver to transmitter (Class 375/358)
- Self-synchronizing signal (self-clocking codes, etc.) (Class 375/359)
- Frequency or phase control using synchronizing signal (Class 375/362)
- Phase displacement, slip or jitter correction (Class 375/371)
- Arrangements for interfacing to the transmission channel or to the communication network (EPO) (Class 375/E7.002)
- Bitstream control arrangements (EPO) (Class 375/E7.003)
- Bitstream embedding arrangements, e.g. arrangements for blending, replacing, hiding, compositing or associating at bitstream level (EPO) (Class 375/E7.018)
- Bitstream network arrangements (EPO) (Class 375/E7.019)
- Bitstream transport arrangements (EPO) (Class 375/E7.02)
- Using bandwidth reduction ; source coding or decoding of digital video signal, e.g., digital video signal compression; Pre- or postprocessing therefor (EPO) (Class 375/E7.026)
- Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g., an audio signal, a synchronizing signal (EPO) (Class 375/E7.267)
- Systems for detection or correction of transmission errors (EPO) (Class 375/E7.279)
Foreign Patent Art Collections
- Hybrid forms (375/201) (Class 375/FOR101)
- Frequency hopping (375/202) (Class 375/FOR102)
- Time hopping (375/203) (Class 375/FOR103)
- Pulsed FM or chirp (375/204) (Class 375/FOR104)
- Direct sequence (375/206) (Class 375/FOR105)
- Matched filter (375/207) (Class 375/FOR106)
- Pseudo-noise correlation (375/208) (Class 375/FOR107)
