Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 375/142
Name: Pulse or digital communications > Spread spectrum > Direct sequence > End-to-end transmission system > Having correlation-type receiver
Description: Subject matter in which transmitted signals are recovered using a structure or method that compares a transmitted spreading code sequence with a local spreading code sequence, generally by multiplicative means.










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

Patent Number Title Of Patent Date Issued
6987799 System and method for demodulating associated information channels in direct sequence spread spectrum communications Jan. 17, 2006
6983165 Radio communication apparatus and transmission power control method Jan. 3, 2006
6980586 Pseudo-noise encoded digital data clock recovery Dec. 27, 2005
6973119 Method and apparatus for recognizing a receiving path in a CDMA system Dec. 6, 2005
6973149 Arrangement for capturing data Dec. 6, 2005
6968202 Method for operating a user equipment by prelimiting an output signal Nov. 22, 2005
6967988 Filter for determining cross-correlation, receiver, and method of equalizing signals Nov. 22, 2005
6967992 Method and apparatus for receiving GPS/GLONASS signals Nov. 22, 2005
6965631 Low power passive correlators for multichannel global positioning system signal receiver Nov. 15, 2005
6965630 Mode Controller for signal acquisition and tracking in an ultra wideband communication system Nov. 15, 2005
6965632 Method and apparatus for using adaptive threshold with initial acquisition Nov. 15, 2005
6965633 Pilot synchronization channel structure for CDMA mobile communication system Nov. 15, 2005
6963602 Digital correction method and system Nov. 8, 2005
6959035 Post-correlation interpolation for delay locked loops Oct. 25, 2005
6952440 Signal detector employing a Doppler phase correction system Oct. 4, 2005
6950455 Synchronization establishing method of mobile station in mobile communication system Sep. 27, 2005
6947476 Method for synchronizing frame by using pilot pattern in compressed mode Sep. 20, 2005
6947511 Method and device for finding a reference pattern in a serial digital data stream Sep. 20, 2005
6944210 Method for receiving or sending messages Sep. 13, 2005
6940837 Spread spectrum demodulator Sep. 6, 2005
6941132 Transport of radio network-originated control information Sep. 6, 2005
6934319 Configurable multimode despreader for spread spectrum applications Aug. 23, 2005
6930634 Shared memory architecture in GPS signal processing Aug. 16, 2005
6931055 Signal detector employing a doppler phase correction system Aug. 16, 2005
6928103 Rach receiving apparatus Aug. 9, 2005
6925133 Apparatus and method for M-ary demodulation in a digital communication system Aug. 2, 2005
6925108 Ultrawide bandwidth system and method for fast synchronization Aug. 2, 2005
6922435 Method and apparatus for generating PN sequences at arbitrary phases Jul. 26, 2005
6917644 Spread spectrum receiver with multi-path correction Jul. 12, 2005
6914931 Spread spectrum receiver kalman filter residual estimator method Jul. 5, 2005
6912227 Device and method for acquiring phase of spreading code in CDMA communication system Jun. 28, 2005
6912245 Apparatus for calculating decision parameters in an IMT-2000 system Jun. 28, 2005
6909738 Method in a receiver and a receiver Jun. 21, 2005
6904107 Space-weighted communication path estimation Jun. 7, 2005
6901104 Wirless network May. 31, 2005
6895039 Method and apparatus for collision resolution in a delay-critical radio telecommunications system May. 17, 2005
6895036 Apparatus and method for sub-chip offset correlation in spread-spectrum communication systems May. 17, 2005
6891816 Spread spectrum communication system using DECT protocol May. 10, 2005
6891884 Apparatus for detecting correlation, spectrum despread apparatus and receiver having the same, and method for detecting correlation May. 10, 2005
6891885 Correlation circuit for spread spectrum communication May. 10, 2005
6891880 Method and apparatus for performing signal correlation May. 10, 2005
6885693 Synchronization in digital data transmission systems Apr. 26, 2005
6882692 Fast transform system for an extended data rate WLAN system Apr. 19, 2005
6879913 Indoor GPS clock Apr. 12, 2005
6879623 Method and apparatus for timing recovery in a communication device Apr. 12, 2005
6876953 Narrowband signal processor Apr. 5, 2005
6873596 Fourier-transform based linear equalization for CDMA downlink Mar. 29, 2005
6873664 Method and apparatus for detecting an interleaved code Mar. 29, 2005
6873645 Automatic power control system for a code division multiple access (CDMA) communications system Mar. 29, 2005
6868115 All-lag spread-spectrum correlator Mar. 15, 2005

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










 
 
  Recently Added Patents
Accessory system for vehicle
Method for increasing expression of active tumor necrosis factor receptor family member-Ig fusion proteins
Image processing system, image processing method and program for image processing
Power converter and method including noise suppression by controlling phase shifting of converter cells
Electrical installation arrangement
Drive coil, measurement probe comprising the drive coil and methods utilizing the measurement probe
Remote ignition system for a vehicle and method for securing a remote ignition function
  Randomly Featured Patents
Chamber construction for internal combustion engine
Leadless plastic chip carrier with partial etch die attach pad
Decklid hinge counterbalance system with a combination torque rod and torque tube assembly
Cam shaft intake angle examining device
Method of forming film
Optical fiber management installation appliance
Scraping apparatus for a track idler
Method for curing resin with ultrasound
Gaseous generator system for preparing chlorine dioxide
Transparent article and method of making the same