ClassID:

223442

H04B1/7075 - page 2 - 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

Recent Application in this class:
#301
20070058699
2007-03-15

Bit synchronization method and system for a GPS

#302
20070030888
2007-02-08

Method for reducing auto-correlation or cross-correlation in weak signals

#303
20070030887
2007-02-08

CDMA frequency acquisition using a simplified crystal oscillator that is not temperature compensated

#304
20070015541
2007-01-18

Methods of multipath acquisition for dedicated traffic channels

#305
20070014271
2007-01-18

Packet Detection Device

#306
20070014255
2007-01-18

Methods of multipath acquisition for dedicated traffic channels

#307
20060291541
2006-12-28

Reception device with data recovery mechanism, adapted to transmission system using a direct spread spectrum sequence

#308
20060274820
2006-12-07

Receiver for wireless communication network with extended range

#309
20060274816
2006-12-07

Spread spectrum signal demodulating method and apparatus

#310
20060273965
2006-12-07

Use of spread spectrum for providing satellite television or other data services to moving vehicles equipped with small size antenna

#311
20060248289
2006-11-02

Memory reallocation and sharing in electronic systems

#312
20060246928
2006-11-02

Synchronization processing apparatus and synchronization processing method

#313
20060245480
2006-11-02

Fast initial acquisition & search device for a spread spectrum communication system

#314
20060245479
2006-11-02

Cross-correlation detection and elimination in a receiver

#315
20060227856
2006-10-12

Real-time software receiver

#316
20060227750
2006-10-12

Method and apparatus for beacon discovery in a spread spectrum cellular radio communication system

#317
20060222057
2006-10-05

Method of correlating a sampled direct sequence spread spectrum signal with a locally provided replica

#318
20060209928
2006-09-21

Method and apparatus for multiple access over a communication channel

#319
20060203781
2006-09-14

Spread spectrum communication device and spread spectrum communication method

#320
20060199558
2006-09-07

Apparatus and method for detecting preambles according to IEEE 802.11A/B/G wireless LAN standards and its application to a 802.11 multimode receiver

#321
20060198473
2006-09-07

Apparatus and method for detecting preambles according to IEEE 802.11B wireless LAN standard

#322
20060140255
2006-06-29

Method and device for detection of a UMTS signal

#323
20060140254
2006-06-29

Multi-path detection method for CDMA receivers

#324
20060109888
2006-05-25

Apparatus and method for calculating and implementing a Fibonacci mask for a code generator

#325
20060083269
2006-04-20

Initial synchronization acquiring device and method for parallel processed DS-CDMA UWB system and DS-CDMA system's receiver using the same

#326
20060078041
2006-04-13

Transmitter, receiver, and data communications system and method

#327
20060072653
2006-04-06

Synchronous acquisition circuit and a synchronous acquisition method of a spread spectrum code

#328
20060056497
2006-03-16

Method and apparatus for fast acquisition and low SNR tracking in satellite positioning system receivers

#329
20060034397
2006-02-16

Method and apparatus for transmitting and receiving preamble signal in a wireless communication system

#330
20060018370
2006-01-26

De-spreader operative with selectable operational clock for spread spectrum communication and a method for the same

#331
20060013287
2006-01-19

Spread spectrum signal processing

#332
20060013180
2006-01-19

Frame detection method for 802.11b/g based WLAN systems

#333
20060002453
2006-01-05

Pilot signals for synchronization and/or channel estimation

#334
20050281325
2005-12-22

Binary offset carrier M-code envelope detector

#335
20050281320
2005-12-22

Low power wireless communication system and protocol

#336
20050281318
2005-12-22

Pseudo noise coded communication systems

#337
20050265430
2005-12-01

Method and subscriber unit for performing power control

#338
20050259724
2005-11-24

Method and apparatus for signal separation

#339
20050259723
2005-11-24

System and method for variable rate multiple access short message communications

#340
20050259624
2005-11-24

Fast acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system

#341
20050254559
2005-11-17

Packet detection

#342
20050254478
2005-11-17

Method and apparatus for performing an access procedure

#343
20050249299
2005-11-10

Methods and apparatus for detecting local maximums in a two-dimensional data set

#344
20050249270
2005-11-10

Symbol synchronizing device

#345
20050249268
2005-11-10

(Updated) preamble for FDMA

#346
20050249168
2005-11-10

System and method for maintaining wireless channels over a reverse link of a CDMA wireless communication system

#347
20050249166
2005-11-10

Method and apparatus for performing an access procedure

#348
20050249165
2005-11-10

Method and apparatus for performing an access procedure

#349
20050243897
2005-11-03

Rapid acquisition spreading codes for spread-spectrum communications

#350
20050226173
2005-10-13

Servicing multiple high speed data users in shared packets of a high speed wireless channel

#351
20050226142
2005-10-13

Method and system for multi-antenna preambles for wireless networks preserving backward compatibility

#352
20050223049
2005-10-06

Efficient multichannel filtering for CDMA modems

#353
20050213645
2005-09-29

Method and apparatus for detecting signals, and transmitting apparatus and receiving apparatus using the same

#354
20050213644
2005-09-29

Spread communication system and mobile station thereof

#355
20050213643
2005-09-29

Spread communication system and mobile station thereof

#356
20050213642
2005-09-29

Receiving method and receiver with high-precision signal estimation

#357
20050207384
2005-09-22

Signal acquisition in peer-to-peer communications

#358
20050201449
2005-09-15

Code synchronization in CDMA satellite wireless communications system using uplink channel detection

#359
20050190820
2005-09-01

Bit down-scaling apparatus and method, GPS synchronization acquisition method, and GPS receiver

#360
20050180496
2005-08-18

Serial cancellation receiver design for a coded signal processing engine

#361
20050169350
2005-08-04

Spread spectrum base station

#362
20050159928
2005-07-21

Doppler shift and spread estimation method and apparatus

#363
20050147154
2005-07-07

Receiver for receiving a spectrum dispersion signal

#364
20050147064
2005-07-07

Path search device and method, and array antenna reception device using the same

#365
20050135462
2005-06-23

Reception apparatus using spread spectrum communication scheme

#366
20050117547
2005-06-02

Methods for synchronizing in a wide band code division multiple access communication system

#367
20050097251
2005-05-05

System and method for arbitration of a plurality of processing modules

#368
20050094604
2005-05-05

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

#369
20050089083
2005-04-28

System and method for fast acquisition of ultra wideband signals

#370
20050069025
2005-03-31

Receiver for spread spectrum communication

#371
20050063297
2005-03-24

Receiver for burst signal including known signal

#372
20050062645
2005-03-24

Method of signal acquisition and mobile station using the method

#373
20050053049
2005-03-10

Communications in an asynchronous cellular wireless network

#374
20050050293
2005-03-03

Dynamic memory allocation and sharing in electronic systems

#375
20050050282
2005-03-03

Memory reallocation and sharing in electronic systems

#376
20050047493
2005-03-03

Cross-correlation removal of carrier wave jamming signals

#377
20050047491
2005-03-03

Method and apparatus for improving channel estimate based on short synchronization code

#378
20050047376
2005-03-03

Method of determining an acquisition indicator bit in a communication system

#379
20050043046
2005-02-24

Cell search method for inter-system handover in a mobile station

#380
20050025219
2005-02-03

Spread-spectrum transceiver

#381
20050020235
2005-01-27

Base station and call search method used for the same

#382
20050018754
2005-01-27

Pilot signals for synchronization and/or channel estimation

#383
20050018642
2005-01-27

Communications device used in CDMA

#384
16877906
2020-11-24

Electronic face mask

#385
14817391
2016-03-15

Spreading signal generating method, generating device, receiving method and receiving device

#386
14621037
2015-08-18

Apparatus and method for compensating for timing offset in spread spectrum system

#387
12785822
2015-12-01

Timing error detector for adverse channel conditions