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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Application No. | Application Title | Issue Date |
| 20070093211 | Method and tester for determining an error rate of a mobile-telephone device, especially for USF-BLER A method and apparatus for determining an error rate is described, in which a transmission block having an allocation signal is received by a mobile communications device that is to be tested. The device checks whether it has been allocated the following transmission bl... | 04/26/2007 |
| 20070072555 | Automatic cable loss compensation Method and apparatus are provided for compensation of an RF link between a transmitter and amplifier of a communication system. The apparatus comprises a signal source coupled to the transmitter for providing an RF test signal of a first magnitude to the RF link, a test... | 03/29/2007 |
| 20070066228 | Operating multi-service receiver in non-interfering manner A method for operating a receiver and a device are provided. The device comprises a first and a second antenna, a receiver operationally coupled to the first antenna and a transceiver operationally coupled to the second antenna. The receiver receives information in burs... | 03/22/2007 |
| 20070060069 | System and method for reducing spurious emissions in a wireless communication device including a testing apparatus A wireless communication device is disclosed wherein isolation buffers couple to respective active circuits or stages of the device to convey test information regarding such active circuits to a test data line from which status information may be collected. The communic... | 03/15/2007 |
| 20070042739 | Process and diagnostic device for selective testing of receiver antennas in a multi-antenna system Mobile radio reception, in particular in motor vehicles, has the disadvantage in comparison to geographically fixed home reception, that line of sight contact with the transmitter rarely exists and the signal strength near the ground is significantly smaller than the si... | 02/22/2007 |
| 20070010208 | Method and apparatus for preventing communication link degradation due to the detrimental orientation of a mobile station A method and apparatus for preventing communication link degradation due to wireless transmit/receive unit (WTRU) position changes and detrimental orientation. When it is determined that at least one of a plurality of WTRUs in a communication link is moving or is going ... | 01/11/2007 |
| 20060258295 | Automatic network performance data collection and optimization A method for collecting communication system information from a communication system including a controller and one or more communication devices operating therein includes transmitting a request to the one or more communication devices requesting information regarding ... | 11/16/2006 |
| 20060229020 | Modular wireless test architecture and method A modular test chassis for use in testing wireless devices includes a backplane and a channel emulation module coupled to the backplane. The channel emulation module comprises circuitry for emulating the effects of a dynamic physical environment (including air, interfer... | 10/12/2006 |
| 20060223448 | Method and system for coordinating radio resources in unlicensed frequency bands A method and system is provided for coordinating radio resources in shared or unlicensed frequency bands. Specifically, a set of operating parameters and a receiver-transmitter feedback mechanism are provided that govern the coordination of radio spectrum usage by a plu... | 10/05/2006 |
| 20060154610 | Communications apparatus and method therefor A method, apparatus and system provides for pacing transmission of a series of stimulus signals from a first wireless communications apparatus and a second wireless communications apparatus by using an opposite transmission direction of a duplexing scheme to that used f... | 07/13/2006 |
| 20060135077 | Multi-transceiver system and methods of compensating offset frequency Disclosed is a multi-transceiver system adapted to estimate a frequency offset on basis of a test signal and a reference signal. Transceivers in the multi-transceiver system are adapted to transmit signals compensated with the frequency offsets. ... | 06/22/2006 |
| 20060094416 | Mobile communication terminal test system capable of visually recognizing communication condition and response signal A test procedure control unit outputs control information including time setting information in order to carry out a transition test of a connection state of a mobile communication terminal of a cellular system. In accordance with the control information, a transmission... | 05/04/2006 |
| 20060063525 | Method for conducting digital interface and baseband circuitry tests using digital loopback In a mobile device having a primary baseband circuit and a secondary baseband circuit and an interface between the primary baseband circuit and a secondary baseband circuit, a method for testing the interface and primary and secondary baseband circuits comprising the st... | 03/23/2006 |
| 20060039538 | "Software only" tool for testing networks under high-capacity, real-world conditions A high-performance software tool for testing networks, having many new features. First, the test tool combines both control traffic and data traffic generation in one platform. Existing tools do only one or the other. Second, by dynamically linking protocol stacks, the ... | 02/23/2006 |
| 20060019607 | Apparatus and method for storing and reading out data in a mobile terminal Disclosed is a mobile terminal and in particular a data storing and reading method of a mobile terminal which makes it possible to perform mutual data exchange between a mobile terminal and a personal computer (PC) by using a universal serial bus interface (USB). For th... | 01/26/2006 |
| 20060014533 | Apparatuses and methods for measuring signal strengths of wireless networks A signal tester including a controller operable to communicate with and receive signal strength data for a wireless networks corresponding to first and second modems, respectively. The tester includes a display operable to display the signal strength data for the first ... | 01/19/2006 |
| 20050282502 | System, apparatus, method and computer program for producing signals for testing radio frequency communication devices A system, apparatuses, a method, and a computer program for producing signals for testing radio frequency communication devices are provided. The system comprises a non-real-time domain which includes a data generator for supplying a temporally discontinuous data stream... | 12/22/2005 |
| 20050272377 | Device and method for measuring receive sensitivity of communication system including receive-only path Disclosed is a device (200) and a method for measuring a receive sensitivity of a communication system having a transmit and receive path and a receive-only path, like a base station (100) employing space diversity by means of one transmit and receive ante... | 12/08/2005 |
| 20050260949 | I/Q compensation of frequency dependent response mismatch in a pair of analog low-pass filters Frequency dependent I/Q imbalance in real I/Q filter pairs compensation may be performed using a simple compensation module, placed in the receiver/transmitter chain, with a gain adjustment coefficient and a delay adjustment coefficient. The gain adjustment coefficient ... | 11/24/2005 |
| 20050233702 | Measuring instantaneous signal dependent nonlinear distortion in response to varying frequency sinusoidal test signals A method of measuring instantaneous signal-dependent nonlinear distortion in a system under test in response to a test signal having a varying frequency sinusoidal component, such as a swept frequency signal or a multi-burst signal, uses a time window to locate a freque... | 10/20/2005 |
| 20050221776 | Test signal generation circuit, and reception circuit A test signal generation circuit includes a tuning circuit, a local oscillation circuit for forming orthogonal local oscillation signals, first mixer circuits for frequency-converting the reception signal into IF signals by the local oscillation signals, IF-filters for ... | 10/06/2005 |
| 20050215201 | Radio telecommunications network, and a method of selecting base station antennas for connection with a mobile user terminal In the method provided, test transmissions between the mobile user terminal and base station antennas are made, and the received test transmissions processed to determine respective signal path quality for each of the base station antennas. Upon the determined signal pa... | 09/29/2005 |
| 20050208898 | Systems and techniques for testing a wireless communications device Systems and techniques are disclosed relating to communications. The systems and techniques involve a method of testing a number of wireless subscriber stations. The testing methodology involves generating a broadcast signal, digitally creating a plurality of independen... | 09/22/2005 |
| 20050170785 | Wireless transmitting and/or receiving system and method of sharing analog information A wireless transmitting and/or receiving system and method of sharing analog information between a transmitter and a receiver connected to the transmitter by a wireless channel. The wireless transmitting and/or receiving system includes a transmitter that extracts analo... | 08/04/2005 |
| 20050170784 | Read-write processing apparatus and method for RFID tag A read-write processing apparatus communicates with an RFID tag provided with a semiconductor memory to exchange commands and responses through antenna coils. A condition under which only a carrier wave is transmitted is set prior to a communication with the RFID tag an... | 08/04/2005 |
| 20050164648 | METHOD AND ARRANGEMENT RELATING TO TRANSCEIVERS The invention relates to the field of methods and arrangements pertaining to transceivers. The object of the invention is to enable transceivers to be used more simply and more cheaply. This is achieved with an improved method of calibrating transceivers, and with trans... | 07/28/2005 |
| 20050159111 | System and method for determining data transmission path in communication system consisting of nodes In a communicating system including a base node, at least one adjacent node, and a start node transmitting data requested by the base node via the adjacent node or to the base node, data requested to the start node is transmitted by measuring a power required for data t... | 07/21/2005 |
| 20050136843 | Tire air pressure detection system A tire air pressure detection system, able to prevent a strong electric field or strong radio interference from affecting transmitters and causing mistaken data relating to tire air pressure to be sent out and a driver from being mistakenly warned, having transmitters w... | 06/23/2005 |
| 20050136845 | Method and apparatus for location determination using mini-beacons A system and method uses wireless communication devices as beacons to determine the relative location of another target wireless communication device. The beacons transmit identifying information that the target device can use to determine the identity of the beacon. Th... | 06/23/2005 |
| 20050124296 | Test apparatus, mobile terminal apparatus, test method Test apparatus 100 judges a test item, and when carrying out a radio transmission characteristics test, communicates layer 3 signals with mobile terminal apparatus 150 to implement radio connection over CDMA radio interface and transmit a measuremen... | 06/09/2005 |
| 20050101256 | Communication apparatus A mode determination section receives control signals from a quality IF section, a quality IF section, and a quality IF section, and determines whether a W-LAN communication section, a personal handy phone communication section, and an EV-DO communication section are ea... | 05/12/2005 |
| 20050095988 | Adaptive communication methods and apparatus Possible deficiencies of a communication link are detected and automatically counteracted, at least to some degree. The deficiencies addressed can include phase shift and attenuation compensation. The counter-action can include adjustment of pre-emphasis given a signal ... | 05/05/2005 |
| 20050070229 | Receiver calibration apparatus, method, and system A receiver is calibrated using a transmitter that can output a plurality of substantially constant amplitude signals. ... | 03/31/2005 |
| 20050059355 | System and method for multi-path simulation The present invention provides a system and method for multi-path simulation that employs a shielded anechoic chamber to avoid external electromagnetic interference and other uncontrollable transmission paths during testing, and simulates a main indirect transmission pa... | 03/17/2005 |
| 20050054301 | Apparatus and method for monitoring transmission systems using embedded test signals A monitoring system for an RF transmission system, such as a multi-channel television broadcasting antenna feed system, gathers data about the physical and electrical condition of the RF transmission system in real time. The system can detect and localize deterioration ... | 03/10/2005 |
| 20050048925 | System and method for electronic device testing using random parameter looping Disclosed is a system and method for testing electronic devices which uses a random pattern for testing electronic devices. In one embodiment there is communicated to a device under test (DUT) a test sequence causing the DUT to exercise certain parameters in a controlle... | 03/03/2005 |
| 20050032494 | Receiver test system Performance of receivers can be determined by automated or manual testing of receivers without interrupting communication service to users of the communication system. In one embodiment, the system measures the performance of a deployed base station receiver without int... | 02/10/2005 |
| 20050026579 | Radio-frequency receiving apparatus The subject invention provides a radio-frequency receiving apparatus including a built-in test signal source for producing a radio-frequency test signal. This structure achieves cost reduction, as well as an increase of the yield, since an expensive test signal source i... | 02/03/2005 |
