Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 375/316
Name: Pulse or digital communications > Receivers
Description: Subject matter including apparatus to decode, demodulate, or otherwise recover the transmitted intelligence.


Sub-classes under this class:

Class Number Class Name Patents
375/320 Amplitude modulation 105
375/322 Angle modulation 166
375/317 Automatic baseline or threshold adjustment 373
375/344 Automatic frequency control 829
375/345 Automatic gain control 831
375/346 Interference or noise reduction 1,613
375/338 Interrupted carrier wave 14
375/340 Particular pulse demodulator or detector 1,533
375/352 With electromagnetic relay or solenoid 13


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Next

Patent Number Title Of Patent Date Issued
6898249 Method and apparatus for AM digital audio broadcasting with amplitude scaled tertiary subcarriers May. 24, 2005
6898543 In-system testing of an oscillator May. 24, 2005
6895059 Method and apparatus for data transfer using a time division multiple frequency scheme May. 17, 2005
6895062 High speed serial interface May. 17, 2005
6891886 Apparatus for finely synchronizing code signals May. 10, 2005
6891900 Demodulating circuit and optical receiving circuit May. 10, 2005
6891904 Modulation signal analysis apparatus May. 10, 2005
6888898 Random code for device identification May. 3, 2005
6885713 Electromagnetic matched filter based multiple access communications systems Apr. 26, 2005
6882634 Method for selecting frame encoding parameters to improve transmission performance in a frame-based communications network Apr. 19, 2005
6882695 Data transmission line used continuously connected in plurality of stages in asynchronous system Apr. 19, 2005
6879630 Automatic equalization circuit and receiver circuit using the same Apr. 12, 2005
6879643 Process and device for controlling the phase shift between four signals mutually in phase quadrature Apr. 12, 2005
6879647 Radio receiver AM-MSK processing techniques Apr. 12, 2005
6879878 Method and system for controlling a robot Apr. 12, 2005
6870891 Low latency for start of initial automatic gain control for data in digital signal processing Mar. 22, 2005
6868126 Modulating a digital signal with narrow spectrum and substantially constant envelope Mar. 15, 2005
6868127 Signal receiving circuit and signal receiving method Mar. 15, 2005
6865216 Frequency hopping spread spectrum modulation and direct sequence spread spectrum modulation cordless telephone Mar. 8, 2005
6862322 Switchable-bandwidth optical receiver Mar. 1, 2005
6862323 Low pass filters for high dynamic range wideband direct conversion receiver Mar. 1, 2005
6856648 Method and apparatus for equalizer updating and sampling rate control Feb. 15, 2005
6856794 Monolithic GPS RF front end integrated circuit Feb. 15, 2005
6853686 Frame formatting technique Feb. 8, 2005
6853693 Method and apparatus for gain normalization of a correlation demodulator Feb. 8, 2005
6853835 Asymmetric wireless communication system using two different radio technologies Feb. 8, 2005
6847807 Transmission circuit and radio transmission apparatus Jan. 25, 2005
6844841 Radio frequency link performance tool process and system Jan. 18, 2005
6845136 Method to synchronize data and a transistor and a receiver realizing said method Jan. 18, 2005
6845230 System and method for a push-pull gateway-directed digital receiver Jan. 18, 2005
6839387 Self-dithering sigma-delta converter and communication device incorporating same Jan. 4, 2005
6836290 Combined single-ended and differential signaling interface Dec. 28, 2004
6836519 Automatic digital scaling for digital communication systems Dec. 28, 2004
6834077 System and method for testing a modem Dec. 21, 2004
6834085 Low power signal detection for autonegotiation Dec. 21, 2004
6834086 Demodulator and method for second harmonic cancellation Dec. 21, 2004
6834087 Delay lock loop circuit, and associated method, for a radio receiver Dec. 21, 2004
6831592 Near-vertical incidence HF radar Dec. 14, 2004
6831945 Method and apparatus for remote identification of transmission channel interference Dec. 14, 2004
6829310 Method of high and low bit rate transmission on the command link of a satellite Dec. 7, 2004
6829469 Method and a device for producing a signal Dec. 7, 2004
6826243 Circuit arrangement for the processing of binary signals Nov. 30, 2004
6819706 Control device for controlling power level between frequency assignment in radio frequency receiving device of mobile radio communication base station system in CDMA system Nov. 16, 2004
6819711 Communication channel quality indicator Nov. 16, 2004
6819723 Digital FM demodulator with reduced quantization noise Nov. 16, 2004
6816540 AFC control apparatus and method in mobile communication system and mobile communication equipment using the apparatus and method Nov. 9, 2004
6816558 Channel impulse response estimation using received signal variance Nov. 9, 2004
6813320 Wireless telecommunications multi-carrier receiver architecture Nov. 2, 2004
6813323 Decoding method and communication terminal apparatus Nov. 2, 2004
6810091 Digital data deinterleaver Oct. 26, 2004

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Next


 
 
  Recently Added Patents
Optical encoder including aperture with diffusion element and collimator lens
Ring configuration for compact power supply of power electronics
Three-prong retractor with elastomeric sheath
Programmable tucking attachment for a sewing machine and method
Brake system for automobile
Facet joint replacement
Intelligent messaging
  Randomly Featured Patents
Air treatment method and apparatus for reduction of V.O.C.s, NOx, and CO in an air stream
Process for manufacturing a ceramic foam body
Zinc chloride electrolysis
Reverse side coating of photographic support materials
Thermosettable adhesive
Semiconductor static random access memory device capable of simultaneously carrying disturb test in a plurality of memory cell blocks
CMOS gigabit serial link differential transmitter and receiver
Method and apparatus for eliminating substantially false echoes produced by electrical noise induced into high gain receiver circuits
Hair dryer with a vapor ejection means
Self-aligning devices and methods for lifting and securing structures