Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7426262 | Method and arrangement for loop test of a disturbed line The invention refers to single-ended test of a loop (2, 3). A test device (TD1) is connected to a remote device (3) via a line (2). The remote device is powered on and transmits intermittently handshake signals (HS1), which can dis... | 09/16/2008 |
| 7424097 | Method of measuring and improving xDSL transmission characteristic A system for measuring the transmission characteristic of an xDSL system that implements high-speed data communication over existing copper telephone wires connecting an office and a subscriber includes a polling device included in the outside line of an xDSL circui... | 09/09/2008 |
| 7388946 | System and method for evaluating the quality of service in an IP telephony network using call forwarding Methods and systems are described for verifying communications paths on a network. A test signal is forwarded between network nodes to evaluate quality of service in an IP telephony system. A test call is generated by a call initiator, communicated to one or more ne... | 06/17/2008 |
| 7388945 | Method and system for determining data transfer margins for network connections Method and system for determining data transfer margins and/or bit rates for network connections, the physical length of a network connection between a transmitter and receiver being known. A power spectrum is measured depending upon transfer frequency for possible ... | 06/17/2008 |
| 7356127 | Global digital measurement device A digital wideband node (DWN) (28, 48) is coupled to a remote terminal (RT) (22, 42) that in turn is coupled to a subscriber's telephone line (26, 46). The DWN (28, 48) is configured to (1) pass a subscriber's telephone number signal dire... | 04/08/2008 |
| 7337190 | Apparatus and method for hardware-based file system A hardware-based file system includes multiple linked sub-modules that perform functions ancillary to client data handling. Each sub-module is associated with a metadata cache. A doubly-rooted structure is used to store each file system object at successive checkpoi... | 02/26/2008 |
| 7277700 | System and method for emulating a telephony driver A system and method for emulating a telephone driver of a mobile device to assist in the development and testing of mobile telephony applications is described. An emulated telephony driver maintains internal states of a wireless network and characteristics of the mo... | 10/02/2007 |
| 7272173 | Activation of multiple xDSL modems with implicit channel probe A communication apparatus and method utilizing a Digital Subscriber Line (xDSL) modem that is selectively connected to a central communication apparatus to perform a full duplex communication. A communicator transmits a plurality of Mode Request (MR) signals to the ... | 09/18/2007 |
| 7239687 | Telecommunications When delivering a broadband service, such as xDSL, without inband POTS, it is necessary to separate the analogue POTS signal and the xDSL signal from each other at both the CO (Central Office) and the CP (Customer's Premises). This can be achieved by using an active... | 07/03/2007 |
| 7209729 | Cradle, security system, telephone, and monitoring method A cradle includes: a telephone supporting section supporting a mobile telephone; a connecting section electrically connecting to the mobile telephone; a sensor communications section receiving a report from a sensor sensing a state of a monitored area; and a transmi... | 04/24/2007 |
| 7206743 | Method and apparatus for evaluating the voice quality of telephone calls The voice quality of telephone calls is evaluated. A first connection is established between a computerized apparatus and a person acting as a first experimenter, and a second connection is established between the platform and a second experimenter. The first and se... | 04/17/2007 |
| 7162011 | Method and device for measuring the quality of a network for the transmission of digital or analog signals A method for measuring a quality of a line network using an in-service non-intrusive measurement device monitoring of live traffic measurement process includes determining reference values of parameters of the in-service non-intrusive measurement process for a conne... | 01/09/2007 |
| 7158042 | Voltage regulator for physically remote loads The invention relates to a voltage regulator for physically remote loads (2) with an adjustable power supply (9) for the load (2), with a measurement device (11, 12) assigned to the load (2) for creating a digital measurement signa... | 01/02/2007 |
| 7127209 | Method and system for providing accurate service record using phone line detector A method and system for providing an accurate service record to communication devices seeking modem-based services. The system includes a phone line detector capable of detecting whether a properly working phone line connection exists. This can be accomplished by de... | 10/24/2006 |
| 7127499 | Medical diagnostic system service method and apparatus A system is provided for remotely servicing medical diagnostic systems. The diagnostic systems may include a range of modalities and system types. A remote service facility may be contacted by the diagnostic systems, or may contact the diagnostic systems via a netwo... | 10/24/2006 |
| 7124326 | Method and apparatus for diagnosing electronic device Downloading of an inspection program for an electronic device to be supported is accepted on the home page of the support center. The user executes the downloaded inspection program on the electronic device to generate inspection results. Then, uploading of the insp... | 10/17/2006 |
| 7113576 | Method for correcting call detail record files A method for preprocessing transaction records indicative of subscriber activity on a telecommunication network for subsequent downstream processing is provided. The method includes receiving a file including a plurality of transaction records each having a pluralit... | 09/26/2006 |
| 7108436 | Image forming apparatus, communication apparatus, apparatus setting method, program for implementing the method, and storage medium storing the program An image forming apparatus in which apparatus setting information registered in at least one of other apparatuses connected to the image forming apparatus via a communication line is obtained from the other apparatuses. The apparatus selling information of the other... | 09/19/2006 |
| 7107030 | Transmitter and a modulator therefor A transmitter for a portable radio communication apparatus comprising a modulator having first port for inputting a baseband signal and a second port for inputting a local oscillator signal, and including means for rectifying the input local oscillator signal to pro... | 09/12/2006 |
| 7103637 | Network file sharing method and system A method for writing file data from client to server which comprises writing file data from a client to a server, wherein the client issues to the server a file transfer proposal that includes the names of a plurality of files to be transferred and attributes of eac... | 09/05/2006 |
| 7103762 | Using a cache and data transfer methodology to control real-time process data in a PXE pre-boot manufacturing environment A method and system for caching and moving the required real-time, processing unit specific data (including boot image selection) among isolated servers in a pre-boot environment is disclosed. A system and method in accordance with the present invention provides a n... | 09/05/2006 |
| 7068239 | Data processing method and system A data processing system and method in which, by way of example, a memory system is coupled to a video game program processing system. The video game program processing system has a predetermined address space for executing programs stored in a program memory portio... | 06/27/2006 |
| 7068755 | Methods and apparatus for characterizing subscriber loop based on analysis of DSL handshaking signals and for optimization of DSL operation In some embodiments, a method includes performing at least part of a digital subscriber line (DSL) handshaking process by transmitting at least one handshaking signal via a telephone subscriber loop, and analyzing the at least one handshaking signal to detect a char... | 06/27/2006 |
| 7065180 | System and method for hitless monitoring access of a communications circuit A system for monitoring a plurality of communication circuits includes an impedance element configured to be switchably connected to one of the plurality of communication circuits. The impedance element is configured as a short circuit relative to the one of the plu... | 06/20/2006 |
| 7053598 | Structure for detecting plug/unplug status of phone-jacks by single bit generated by a resistor network The scheme for detecting the plug-in status by using single bit generated by a network with serial resistors, comprising a plurality of jacks having a spring switch, wherein the number of the plurality of jacks can be selected depending on the demand and a plurality... | 05/30/2006 |
| 7050090 | VDSL video/data set top test equipment A VDSL customer drop testing arrangement and equipment utilizes a test set top box having a sign-on identifier unique to an authorized test device to perform testing of the customer drop without the need to provision the drop for receipt of video programming or data... | 05/23/2006 |
| 7039509 | Wireless supplement and/or substitute for aircraft flight recorders A method for preserving information from an airborne aircraft (10) includes receiving an activation signal, and in response thereto, establishing a call from the aircraft (10) to a ground support facility (210) over a wireless telecommunications... | 05/02/2006 |
| 7031381 | Method and apparatus for reducing transmission errors caused by periodic transients in digital subscriber line (DSL) communication systems A transient pre-emptor includes a processor configured to detect transients in a communications system. After the processor detects a transient in the communications system, it causes a data communications equipment to suspend or reduce data transmission during the ... | 04/18/2006 |
| 7016672 | Testing methods and apparatus for wireless communications Several testing methods and apparatus for wireless communications, such as a cellular telephone communications, are described. One method for use in troubleshooting a problematic call in a wireless communication system by a computer test station includes the steps o... | 03/21/2006 |
| 7012954 | Activation of multiple xDSL modems with implicit channel probe A communication apparatus that is selectively connected to a central communication apparatus. The communication apparatus transmits CLR signals to the central communication apparatus that indicates a plurality of capabilities list of the communication apparatus, and... | 03/14/2006 |
| 7010593 | Dynamic generation of context-sensitive data and instructions for troubleshooting problem events in a computing environment A system and method for dynamically providing information to an administrator of a computing environment such as an administrator of a network system that is relevant to a particular problem event. This information includes contextual instructions and diagnostic dat... | 03/07/2006 |
| 7006445 | Device and method for determining characteristics of a digital subscriber line A method for determining the suitability of a copper line, used for transmitting voice band signals and having one or more user devices coupled thereto for transmitting signals on the copper line, for use in transmitting data signals out-of-band with the voice band ... | 02/28/2006 |
| 7003078 | Method and apparatus for telephone line testing A method and apparatus for qualifying a telephone transmission line for XDSL communication services is disclosed. The system includes a modem, located at the customer premises to be connected. The modem analyzes actual signals to determine the electrical characteris... | 02/21/2006 |
| 6987838 | System and method for deploying new equipment and services in conjunction with a legacy provisioning system In one embodiment, a new device or service can be treated as an abstraction, allowing a model to be created which mimics operation of the device or service, but which does not physically exist. A communication system may then take physical assets that are distribute... | 01/17/2006 |
| 6978141 | Method and system for connecting wireless handsets with wireline switches A method and system for connecting a wireless handset to a wireline switch in an integrated wireline/wireless telecommunications network having a plurality of access controllers and wireline switches includes a wireless service processor operative to receive identif... | 12/20/2005 |
| 6967929 | Method and system for managing remote resources in a telecommunications system A resource management station for a distributed system includes a managed resources store operable to store for each of a plurality of remote managed resources a previous value of a status of the remote managed resource and a previous value of a parameter indicative... | 11/22/2005 |
| 6967995 | Methods, systems and computer program products for carrier drop detection using a variable threshold Methods, systems and computer program products are provided which utilize a variable threshold for carrier drop detection. The carrier drop detection threshold is updated based on a recognized data sequence contained within the signal received by the modem. The rece... | 11/22/2005 |
| 6952442 | Activation of multiple xDSL modems with implicit channel probe A communication apparatus that is selectively connected to a central communication apparatus. A transmitter associated with the communication apparatus transmits a MR signal to the central communication apparatus. The MR signal requests the central communication app... | 10/04/2005 |
| 6934326 | Activation of multiple xDSL modems with implicit channel probe A communication apparatus that is selectively connectable to a communication device. A communicator executes a first communication mode to transmit a first predetermined signal to a communication device that designates a specific mode, and the communication device r... | 08/23/2005 |
| 6922464 | System and method for hitless monitoring access of a communications circuit A system for monitoring a communications circuit includes at least one impedance element connected to the communications circuit when the communications circuit is established. Communication devices communicating via the communications circuit adapt to the presence ... | 07/26/2005 |
