ClassID:

223445

H04B1/70753 - CPC Classification

Classification description:

Details of transmission systems, not covered by a single one of groups - ; Details of transmission systems not characterised by the medium used for transmission; Spread spectrum techniques using direct sequence modulation; Synchronisation aspects with code phase acquisition using partial detection Partial phase search

Recent Application in this class:
#1
20200328496
2020-10-15

Antenna apparatus

#2
20130308609
2013-11-21

Method implemented by a subscriber unit for selectively suppressing communications

#3
20120008598
2012-01-12

METHOD AND APPARATUS FOR PERFORMING AN ACCESS PROCEDURE

#4
20110194571
2011-08-11

ADAPTIVE FORWARD POWER CONTROL AND ADAPTIVE REVERSE POWER CONTROL FOR SPREAD-SPECTRUM COMMUNICATIONS

#5
20110158202
2011-06-30

Code division multiple access (CDMA) communication system

#6
20110142169
2011-06-16

Electronic device, integrated circuit and method for selecting of an optimal sampling clock phase

#7
20110058534
2011-03-10

Method implemented by a subscriber unit for selectively suppressing communications

#8
20100272155
2010-10-28

CODE DETECTION

#9
20100246728
2010-09-30

System and method for reacquisition of a gated pilot

#10
20100157950
2010-06-24

SYSTEM FOR USING RAPID ACQUISITION SPREADING CODES FOR SPREAD-SPECTRUM COMMUNICATIONS

#11
20100080192
2010-04-01

Cell timing acquisition in a W-CDMA hard handover

#12
20100002752
2010-01-07

EFFICIENT MULTIPATH CENTROID TRACKING CIRCUIT FOR A CODE DIVISION MULTIPLE ACCESS (CDMA) SYSTEM

#13
20090103508
2009-04-23

Automatic power control system for a code division multiple access (CDMA) communications system

#14
20080285539
2008-11-20

Mobile station assisted timing synchronization in a CDMA communication system

#15
20080240047
2008-10-02

Method and subscriber unit for performing an access procedure

#16
20080240046
2008-10-02

Subscriber unit for performing an access procedure

#17
20080167065
2008-07-10

Method employed by a base station for controlling initial power ramp-up using short codes

#18
20080165903
2008-07-10

Apparatus, method and computer program product for detecting non-synchronized random access channel preamble

#19
20070298739
2007-12-27

Segmented CDMA searching

#20
20070076787
2007-04-05

Pseudorandom noise lock detector

#21
20050265430
2005-12-01

Method and subscriber unit for performing power control

#22
20050254478
2005-11-17

Method and apparatus for performing an access procedure

#23
20050249166
2005-11-10

Method and apparatus for performing an access procedure

#24
20050249165
2005-11-10

Method and apparatus for performing an access procedure

#25
20050243897
2005-11-03

Rapid acquisition spreading codes for spread-spectrum communications

#26
20050223049
2005-10-06

Efficient multichannel filtering for CDMA modems

#27
20050180489
2005-08-18

Spread spectrum system communication unit and its method for establishing high speed synchronization

#28
20050097251
2005-05-05

System and method for arbitration of a plurality of processing modules

#29
20050094604
2005-05-05

Method and apparatus for adaptive power control for spread-spectrum communications