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Class Information
Number: 375/357
Name: Pulse or digital communications > Synchronizers > Synchronization failure prevention
Description: Subject matter in which there is apparatus to prevent the failure of the synchronization apparatus.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7616721 |
Apparatus and method for checking network synchronization clock signal in communication system |
Nov. 10, 2009 |
| 7616030 |
Semiconductor device and operation method thereof |
Nov. 10, 2009 |
| 7609797 |
Circuit, system, and method for preventing a communication system absent a dedicated clocking master from producing a clocking frequency outside an acceptable range |
Oct. 27, 2009 |
| 7609751 |
Method and apparatus to initiate communications between an unknown node and an existing secure network |
Oct. 27, 2009 |
| 7602872 |
Scheduling apparatus and method in a multicarrier communication system |
Oct. 13, 2009 |
| 7593482 |
Wireless communication system with hardware-based frequency burst detection |
Sep. 22, 2009 |
| 7590212 |
System and method for adjusting the phase of a frequency-locked clock |
Sep. 15, 2009 |
| 7587012 |
Dual loop clock recovery circuit |
Sep. 8, 2009 |
| 7583734 |
Two-wire type data communication method and system, controller and data recording apparatus |
Sep. 1, 2009 |
| 7565564 |
Switching circuit and method thereof for dynamically switching host clock signals |
Jul. 21, 2009 |
| 7542485 |
Time and data synchronization between network devices |
Jun. 2, 2009 |
| 7525998 |
Feature implementation in a real time stamp distribution system |
Apr. 28, 2009 |
| 7522688 |
Wireless clock system and method |
Apr. 21, 2009 |
| 7474637 |
Signal supply apparatus and method for public and private mobile communication system |
Jan. 6, 2009 |
| 7474610 |
OFDM automatic frequency control device and method thereof |
Jan. 6, 2009 |
| 7474717 |
Oscillator frequency control |
Jan. 6, 2009 |
| 7468991 |
Methods and devices for synchronizing the timing of logic cards in a packet switching system without data loss |
Dec. 23, 2008 |
| 7463708 |
System and method for synchronization signal detection and recovery from false triggers |
Dec. 9, 2008 |
| 7457388 |
Redundant synchronous clock distribution system |
Nov. 25, 2008 |
| 7454674 |
Digital jitter detector |
Nov. 18, 2008 |
| 7450530 |
Cross link multiplexer bus configured to reduce cross-talk |
Nov. 11, 2008 |
| 7450529 |
Cross link multiplexer bus |
Nov. 11, 2008 |
| 7447289 |
Signal timing adjustment device, signal timing adjustment system, signal timing adjustment amount setting program, and storage medium storing the program |
Nov. 4, 2008 |
| 7436918 |
Output stage synchronization |
Oct. 14, 2008 |
| 7430252 |
Apparatus and method for WGIO phase modulation |
Sep. 30, 2008 |
| 7418036 |
Method and circuit for timing pulse generation |
Aug. 26, 2008 |
| 7409023 |
Method and apparatus for effecting synchronous pulse generation for use in serial communications |
Aug. 5, 2008 |
| 7408916 |
Synchronisation of frame transmissions in a telecommunications network |
Aug. 5, 2008 |
| 7397875 |
Method of synchronising data |
Jul. 8, 2008 |
| 7394857 |
Flexible versatile low-cost wireline transmit driver |
Jul. 1, 2008 |
| 7359468 |
Apparatus for synchronizing clock and data between two domains having unknown but coherent phase |
Apr. 15, 2008 |
| 7333468 |
Digital phase locked loops for packet stream rate matching and restamping |
Feb. 19, 2008 |
| 7320094 |
Retraining derived clock receivers |
Jan. 15, 2008 |
| 7313163 |
Fast synchronization for half duplex digital communications |
Dec. 25, 2007 |
| 7301986 |
Frequency hopping system for intermittent transmission |
Nov. 27, 2007 |
| 7280522 |
Method for preparing a profile in W-CDMA communication |
Oct. 9, 2007 |
| 7269239 |
Simple two-wire communication protocol with feedback status |
Sep. 11, 2007 |
| 7242732 |
Carrier based backwards compatible data networking transmitter, receiver, and signal format |
Jul. 10, 2007 |
| 7239813 |
Bit synchronization circuit and central terminal for PON systems |
Jul. 3, 2007 |
| 7236555 |
Method and apparatus for measuring jitter |
Jun. 26, 2007 |
| 7216047 |
Time-delay discriminator |
May. 8, 2007 |
| 7187740 |
Communications system |
Mar. 6, 2007 |
| 7158597 |
TFO resynchronization system |
Jan. 2, 2007 |
| 7155231 |
Transmit pre-correction in a wireless communication system |
Dec. 26, 2006 |
| 7149266 |
Signal receiver and method of compensating frequency offset |
Dec. 12, 2006 |
| 7139344 |
Method and apparatus for effecting synchronous pulse generation for use in variable speed serial communications |
Nov. 21, 2006 |
| 7136441 |
Clock recovery circuit |
Nov. 14, 2006 |
| 7134068 |
Channel processing data without leading sync mark |
Nov. 7, 2006 |
| 7110484 |
Method and arrangement for changing parallel clock signals in a digital data transmission |
Sep. 19, 2006 |
| 7110471 |
Radio communication control device which can accurately determine the start point of the standby period timer |
Sep. 19, 2006 |
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