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Class Information
Number: 375/329
Name: Pulse or digital communications > Receivers > Angle modulation > Phase shift keying
Description: Subject matter in which the phase of the carrier detected has been varied according to the pulse or digital information.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| RE40978 |
Communication system |
Nov. 17, 2009 |
| 7620129 |
RF power transmission, modulation, and amplification, including embodiments for generating vector modulation control signals |
Nov. 17, 2009 |
| 7616709 |
Differential decoder followed by non-linear compensator |
Nov. 10, 2009 |
| 7609784 |
Signal decoding method and apparatus with dynamic noise threshold |
Oct. 27, 2009 |
| 7599452 |
Method and system for applying Viterbi type PSK demodulation for optimum correlation of GPS signals |
Oct. 6, 2009 |
| 7587003 |
Method and device for carrier-frequency synchronization of a vestigial-sideband-modulated signal |
Sep. 8, 2009 |
| 7567626 |
Radio receiver for the reception of data bursts which are modulated with two modulation types |
Jul. 28, 2009 |
| 7567633 |
Reception device with data recovery mechanism, adapted to transmission system using a direct spread spectrum sequence |
Jul. 28, 2009 |
| 7564929 |
System for coherent demodulation of binary phase shift keying signals (BPSK) |
Jul. 21, 2009 |
| 7555061 |
Optical communication device |
Jun. 30, 2009 |
| 7542529 |
Wireless receiving device suppressing occurrence of reception error |
Jun. 2, 2009 |
| 7542511 |
Wireless RF link for uncompressed transmission of HDTV signals |
Jun. 2, 2009 |
| 7539253 |
Interpolation in channel state feedback |
May. 26, 2009 |
| 7539271 |
System and method for multi-band ultra-wide band signal generators |
May. 26, 2009 |
| 7535953 |
Time information transmitter-receiver, and time information transmission-reception integrated circuit |
May. 19, 2009 |
| 7535965 |
Systems and methods for wireless transmission of uncompressed HDTV signals |
May. 19, 2009 |
| 7529321 |
Radio digital signal receiver |
May. 5, 2009 |
| 7529314 |
Carrier phase detector |
May. 5, 2009 |
| 7519134 |
Method and apparatus to determine phase difference between a received analog signal and a reference signal based upon a local oscillator |
Apr. 14, 2009 |
| 7512195 |
Frequency control apparatus, wireless communication apparatus and frequency control method |
Mar. 31, 2009 |
| 7508860 |
Pulse signal generator for ultra-wideband radio transception and radio transceiver having the same |
Mar. 24, 2009 |
| 7508884 |
System and method for communicating data using constant amplitude equalized waveform |
Mar. 24, 2009 |
| 7502424 |
Maximizing data rate by adjusting codes and code rates |
Mar. 10, 2009 |
| 7499506 |
Detection of signal modulation format type |
Mar. 3, 2009 |
| 7496166 |
Dual clock spread for low clock emissions with recovery |
Feb. 24, 2009 |
| 7492836 |
Wireless data communication demodulation device and demodulation method |
Feb. 17, 2009 |
| 7486131 |
Quadrature demodulator and interrogator |
Feb. 3, 2009 |
| 7483497 |
Method and apparatus for calculating log-likelihood ratio for decoding in a receiver for a mobile communication system |
Jan. 27, 2009 |
| 7477707 |
Computationally efficient demodulation for differential phase shift keying |
Jan. 13, 2009 |
| 7474711 |
Method and system for I/Q imbalance and DC offset correction |
Jan. 6, 2009 |
| 7474608 |
Method for signaling information by modifying modulation constellations |
Jan. 6, 2009 |
| 7469022 |
Methods and apparatus for symmetrical phase-shift keying |
Dec. 23, 2008 |
| 7466769 |
Method and apparatus of cross-correlation |
Dec. 16, 2008 |
| 7463701 |
Fast symbol timing recovery for transmitted digital data |
Dec. 9, 2008 |
| 7440516 |
Apparatus and method for receiving digital multimedia broadcasting in a wireless terminal |
Oct. 21, 2008 |
| 7440519 |
Algorithm for multiple-symbol differential detection |
Oct. 21, 2008 |
| 7433418 |
Method and apparatus for efficient storage of training sequences for peak to average power constrained modulation formats |
Oct. 7, 2008 |
| 7430247 |
Carrier frequency detection for N-ary phase modulated signal |
Sep. 30, 2008 |
| 7430402 |
Frequency error estimation and correction |
Sep. 30, 2008 |
| 7428272 |
Method and apparatus for joint phase offset and frequency offset estimator for MPSK transmission |
Sep. 23, 2008 |
| 7428273 |
Method and apparatus for efficient preamble detection in digital data receivers |
Sep. 23, 2008 |
| 7424068 |
Method and system for coding/decoding signals and computer program product therefor |
Sep. 9, 2008 |
| 7424662 |
Method and system for providing low density parity check (LDPC) encoding |
Sep. 9, 2008 |
| 7415078 |
Demodulation for phase modulation |
Aug. 19, 2008 |
| 7409015 |
Adaptive modulation scheme based on cutoff rate with imperfect channel state information |
Aug. 5, 2008 |
| 7388934 |
Detection and correction of phase jumps in a phase sequence |
Jun. 17, 2008 |
| 7386070 |
Hardware assisted adjacent channel leakage ratio measurement |
Jun. 10, 2008 |
| 7376180 |
Adaptive receivers for bit rate agile (BRA) and modulation demodulation (modem) format selectable (MFS) signals |
May. 20, 2008 |
| 7376206 |
Method and apparatus for adjusting the phase of a received signal |
May. 20, 2008 |
| 7372908 |
Radio communication method, radio transmitting apparatus, and radio receiving apparatus |
May. 13, 2008 |
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