Patent Search Results

1 8,446,933 Direct link relay in a wireless network
2 8,442,157 Wireless apparatus and signal processing method
3 8,437,422 Multi-user MIMO-SDMA for finite rate feedback systems
4 8,428,192 Adaptive interference canceling system and method
5 8,422,541 Channel estimation in a multi-channel communication system using pilot signals having quasi-orthogonal subpilots
6 8,412,115 Radio apparatus, and method and program for controlling spatial path
7 8,411,730 Semiconductor integrated communication circuit and operation method thereof
8 8,396,140 Method, system, and device for power optimization based on digital subscriber line
9 8,391,781 Measuring satellite linearity from earth using a low duty cycle pulsed microwave signal
10 8,385,839 Message-based management of variable-rate communication links
11 8,385,820 Systems and method for canceling feedback interference
12 8,374,552 Concurrent testing of multiple communication devices
13 8,351,560 Phase interpolator based transmission clock control
14 8,351,492 Estimation of intentional phase shift in a calibration apparatus
15 8,345,733 Method and apparatus for equalizing signals
16 8,335,278 Method for transmitting common feedback channel and transceiver therefor
17 8,331,485 Spur cancellation in a digital baseband transmit signal using cancelling tones
18 8,325,789 Wireless communication apparatus, antenna calibration method and program
19 8,320,851 Wireless communication device, wireless communication method, and computer program
20 8,320,432 Device and method for precoding vectors in a communication system
21 8,306,001 Dynamic downlink beamforming weight estimation for beamforming-space time code transmissions
22 8,300,716 Link adaptation for OFDM systems
23 8,284,824 On-Chip IQ imbalance and LO leakage calibration for transceivers
24 8,279,950 Compensation for transmission line length variation in a SERDES system
25 8,279,912 Tranceiver non-linearity cancellation
26 8,279,761 Input/output interface for periodic signals
27 8,275,025 Methods and apparatus for pseudo asynchronous testing of receive path in serializer/deserializer devices
28 8,265,179 Wireless communication system and communication apparatus
29 8,254,490 Reducing transmit signal components of a receive signal of a transceiver using a shared DAC architecture
30 8,254,487 Method and apparatus of codebook-based single-user closed-loop transmit beamforming (SU-CLTB) for OFDM wireless systems
31 8,243,578 Simultaneous estimation of multiple channel coefficients using a common probing sequence
32 8,238,450 Dynamic transmitter noise level adjustment for digital subscriber line systems
33 8,234,540 Error correcting code protected quasi-static bit communication on a high-speed bus
34 8,233,520 Radio frequency signal transceiver and communication system employing the same
35 8,229,037 Dual-rate single band communication system
36 8,228,972 SERDES with jitter-based built-in self test (BIST) for adapting FIR filter coefficients
37 8,224,387 Beamforming system and method
38 8,218,419 Simultaneous estimation of multiple channel coefficients using a common probing sequence
39 8,214,706 Method and apparatus for testing an electronic circuit integrated with a semiconductor device
40 8,200,165 Techniques for transmission of channel quality data in wireless systems
41 8,199,836 Multi-resolution precoding codebook
42 8,194,721 Signal amplitude distortion within an integrated circuit
43 8,184,752 Apparatus and method for hybrid automatic repeat request (HARQ) in wireless communication system
44 8,180,003 Apparatus and method for generating per stream channel quality information in multiple-input multiple-output (MIMO) wireless communication system
45 8,179,952 Programmable duty cycle distortion generation circuit
46 8,126,038 System and method for selectable mask for LDSL
47 8,116,362 Traffic shaping between the DMT processor and data link layer processor of a line-card
48 8,090,009 Test apparatus
49 8,077,763 Full-duplex radio frequency echo cancellation
50 8,073,069 Multi-user MIMO-SDMA for finite rate feedback systems