Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 455/276.1
Name: Telecommunications > Receiver or analog modulated signal frequency converter > With wave collector (e.g., antenna) > Plural separate collectors > With phase shifting, correcting, or regulating in the output path of one or more collectors
Description: Subject matter including specific details relating to phase shifting and/or regulating means in the output path of at least one or more of the plurality of separate antennas or collectors.

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
6771944 Diversity receiver continuously responsive to best signal Aug. 3, 2004
6771219 Adaptive beamforming method for smart antenna system Aug. 3, 2004
6768913 Method and apparatus for performing beam searching in a radio communication system Jul. 27, 2004
6760386 Receiver and method therefor Jul. 6, 2004
6754512 Wireless base station using adaptive array for spatial multiplexing Jun. 22, 2004
6751264 Receiver and method therefor Jun. 15, 2004
6714768 Structure and method for fabricating semiconductor structures and polarization modulator devices utilizing the formation of a compliant substrate Mar. 30, 2004
6714774 Antenna reception diversity in wireless communications Mar. 30, 2004
6704557 System and method for protecting a receiver from jamming interference Mar. 9, 2004
6687492 System and method for antenna diversity using joint maximal ratio combining Feb. 3, 2004
6683515 Surface-acoustic-wave filter providing outputs with different delay times and communications unit Jan. 27, 2004
6665286 Adaptive receiving device removing interference from users and multi-paths by antenna directivity control Dec. 16, 2003
6658234 Method for extending the effective dynamic range of a radio receiver system Dec. 2, 2003
6650881 Calculating spatial weights in a radio communications system Nov. 18, 2003
6643500 Method and arrangement for radiocommunications Nov. 4, 2003
6640107 Wireless location handset apparatus Oct. 28, 2003
6590532 Radio device Jul. 8, 2003
6587451 Smart antennas for IMT-2000 code division multiple access wireless communications Jul. 1, 2003
6564038 Method and apparatus for suppressing interference using active shielding techniques May. 13, 2003
6546236 Phase-compensating polarization diversity receiver Apr. 8, 2003
6509934 Directing an antenna to receive digital television signals Jan. 21, 2003
6476765 Reception circuit and adaptive array antenna system Nov. 5, 2002
6459909 Distributed cellular telephone antenna system with adaptive cell configuration Oct. 1, 2002
6449469 Switched directional antenna for automotive radio receivers Sep. 10, 2002
6445904 Repeater diversity system Sep. 3, 2002
6434375 Smart antenna with no phase calibration for CDMA reverse link Aug. 13, 2002
6429830 Helical antenna, antenna unit, composite antenna Aug. 6, 2002
6415140 Null elimination in a space diversity antenna system Jul. 2, 2002
6415134 Transponder communication station provided with a transmission coil configuration with two transmission coils Jul. 2, 2002
6339703 Diversity reception system Jan. 15, 2002
6336032 Method and device for phase regulation Jan. 1, 2002
6256340 Phased array spread spectrum system and method5 Jul. 3, 2001
6233435 Multi-function interactive communications system with circularly/elliptically polarized signal transmission and reception May. 15, 2001
6219530 Transponder communication station provided with a transmission coil configuration with three transmission coils Apr. 17, 2001
6219561 Wireless communication network using time-varying vector channel equalization for adaptive spatial equalization Apr. 17, 2001
6201955 Method and apparatus for receiving a radio frequency signal using a plurality of antennas Mar. 13, 2001
6167099 Multi-channel digital transceiver and method Dec. 26, 2000
6161001 Diversity reception device Dec. 12, 2000
6131022 Transceiver and antenna system for communication with remote station Oct. 10, 2000
6101399 Adaptive beam forming for transmitter operation in a wireless communication system Aug. 8, 2000
6091970 Pseudo-omnidirectional base station arrangement Jul. 18, 2000
6078788 Method and receiver device for reconstructing signals distorted by multi-directional diffusion Jun. 20, 2000
6044120 Time-varying weight estimation Mar. 28, 2000
6035218 Radio signal repeating apparatus of a code division multiple access communication system Mar. 7, 2000
6029056 Space diversity receiving apparatus Feb. 22, 2000
6006110 Wireless communication network using time-varying vector channel equalization for adaptive spatial equalization Dec. 21, 1999
5999889 Antenna performance monitor Dec. 7, 1999
5991331 System for improving the quality of a received radio signal Nov. 23, 1999
5949833 Method and apparatus to implement antenna diversity for direct sequence spread spectrum receivers Sep. 7, 1999
5930293 Method and apparatus for achieving antenna receive diversity with wireless repeaters Jul. 27, 1999

1 2 3 4 5 6

  Recently Added Patents
Lower set insert with a lower ball seat for a downhole plug
Difference detecting apparatus, difference output apparatus, and medium
Mixed reactant flow-by fuel cell
Recombinant negative strand virus RNA expression systems and vaccines
Quantitative sleep analysis system and method
Optical article comprising a temporary anti-fogging coating with improved durability
Image processing apparatus, image processing method, and program
  Randomly Featured Patents
Safety blood collection tube holder and assembly therefor
Vehicle indicator unit having wowing and graduation lighting function
Electronic data input keyboard comprising keys provided with conductive contacts
Method and apparatus for controlling an automatic silver recovery system for a photographic processor
Filter element with discrete heat generators and method of manufacture
Distillation system with individual fractionation tray temperature control
Multipole ion guide
Antiviral thiazolinyl or thiazinyl benzimidazole esters
Suture tie device system and method for suturing anatomical tissue proximate an opening
Epitaxial silicon membranes