 |
|
 |
| |
 |
|
Class Information
Number: 375/132
Name: Pulse or digital communications > Spread spectrum > Frequency hopping
Description: Subject matter including a system in which the wide band signal is generated by jumping from one frequency to another over multiple number of frequency choices.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7623561 |
Channel characteristics estimation system, channel characteristics estimation method, communication apparatus, and communication method |
Nov. 24, 2009 |
| RE40986 |
Channel simulator for mobile systems |
Nov. 17, 2009 |
| 7616606 |
Mechanism for avoiding triggering silent radio squelch circuits |
Nov. 10, 2009 |
| 7613223 |
Time-frequency coding in a multi-band ultra-wideband system |
Nov. 3, 2009 |
| 7613463 |
System for fast macrodiversity switching in mobile wireless networks |
Nov. 3, 2009 |
| 7610385 |
System and method for adaptive bandwidth utilization for interoperability |
Oct. 27, 2009 |
| 7606327 |
Method to receive local information with a national broadcast service |
Oct. 20, 2009 |
| 7606291 |
Method and system for transmit frequency hopping |
Oct. 20, 2009 |
| 7606290 |
Architecture for signal acquisition with cyclic range search |
Oct. 20, 2009 |
| 7606287 |
Radio frequency communication network having adaptive communication parameters |
Oct. 20, 2009 |
| 7602856 |
Mixer for mixing a signal and method for mixing a signal |
Oct. 13, 2009 |
| 7599703 |
Wireless polling system using spread-spectrum communication |
Oct. 6, 2009 |
| 7592897 |
RFID readers system and methods for early hopping out of a frequency channel in the presence of RF interference |
Sep. 22, 2009 |
| 7593450 |
Dynamic frequency hopping |
Sep. 22, 2009 |
| 7589618 |
RFID readers systems and methods for hopping away from a frequency channel with RF interference |
Sep. 15, 2009 |
| 7586989 |
Method and system for generating beam-forming weights in an orthogonal frequency division multiplexing network |
Sep. 8, 2009 |
| 7580444 |
Frequency hopping communication system |
Aug. 25, 2009 |
| 7570189 |
Radio frequency data capture |
Aug. 4, 2009 |
| 7567620 |
Data transmission scheme using channel group and DOCSIS implementation thereof |
Jul. 28, 2009 |
| 7567531 |
Adaptive transmission channel allocation method and system for ISM and unlicensed frequency bands |
Jul. 28, 2009 |
| 7555030 |
Radio communication apparatus and interference avoiding method |
Jun. 30, 2009 |
| 7552246 |
Communication network having a plurality of bridging nodes which transmit a beacon to terminal nodes in power saving state that it has messages awaiting delivery |
Jun. 23, 2009 |
| 7548578 |
Digital frequency hopping transceiver and method thereof |
Jun. 16, 2009 |
| 7542504 |
Frequency hopping ofdma method using symbols of comb pattern |
Jun. 2, 2009 |
| 7526035 |
Apparatus and method for switching between an AMC mode and a diversity mode in a broadband wireless communication system |
Apr. 28, 2009 |
| 7522688 |
Wireless clock system and method |
Apr. 21, 2009 |
| 7522934 |
Apparatus, method, recording medium, and program for controlling power of wireless communication |
Apr. 21, 2009 |
| 7522689 |
Clock recovery in communication systems |
Apr. 21, 2009 |
| 7519100 |
Method and device for transmission/reception with frequency hopping |
Apr. 14, 2009 |
| 7509145 |
Transmission method and base transceiver station |
Mar. 24, 2009 |
| 7489932 |
Channel assignments within a mesh network |
Feb. 10, 2009 |
| 7483472 |
Apparatus and method for transmitting and receiving data in a code division multiplexing-frequency hopping-orthogonal frequency division multiple access communication system |
Jan. 27, 2009 |
| 7474891 |
Dynamic digital up and down converters |
Jan. 6, 2009 |
| 7474686 |
Wireless personal area networks with rotation of frequency hopping sequences |
Jan. 6, 2009 |
| 7474875 |
Networking integration of wire-free electric power surface |
Jan. 6, 2009 |
| 7466742 |
Detection of entropy in connection with audio signals |
Dec. 16, 2008 |
| 7463669 |
Method of tone allocation for tone hopping sequences |
Dec. 9, 2008 |
| 7460839 |
Non-simultaneous frequency diversity in radio communication systems |
Dec. 2, 2008 |
| 7450627 |
Wireless communication synchronization |
Nov. 11, 2008 |
| 7447251 |
Frequency hopping spread spectrum scheme for RFID reader |
Nov. 4, 2008 |
| 7439813 |
Method and system for generating carrier frequencies for UWB application |
Oct. 21, 2008 |
| 7429904 |
Spread-spectrum radio utilizing MEMS components |
Sep. 30, 2008 |
| 7430400 |
WiFi collaboration method to reduce RF interference with wireless adapter |
Sep. 30, 2008 |
| 7426386 |
Beam laydown for hopped satellite downlink with adaptable duty cycle |
Sep. 16, 2008 |
| 7421005 |
Frequency offset hopping for telecommunications |
Sep. 2, 2008 |
| 7421006 |
System and method for coherent multi-h continuous phase modulation waveform |
Sep. 2, 2008 |
| 7414980 |
Interference estimation for interference excision with low computational complexity |
Aug. 19, 2008 |
| 7415548 |
Communication network having a plurality of bridging nodes which transmits a polling message with backward learning technique to determine communication pathway |
Aug. 19, 2008 |
| 7411994 |
Methods and apparatus for adapting a hop sequence when establishing a communication connection |
Aug. 12, 2008 |
| 7408914 |
Time-hopping systems and techniques for wireless communications |
Aug. 5, 2008 |
|
|
|
 |
|
 |
|
| |
Randomly Featured Patents |
|
