Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8189497 | Error detection and suppression in a TDMA-based network node A network node (1) with a communication unit (2), which is provided for the implementation of a communication protocol for the purpose of communication with other network nodes via a communication medium (5), and with a bus monitor (3), w... | 05/29/2012 |
| 8155035 | Reception apparatus and method, program, and recording medium A reception apparatus and method is disclosed wherein recovery of a lost packet can be performed simply and rapidly in response to the variation of the loss rate. A packet analysis section detects loss of a packet, and a retransmission processing section registers p... | 04/10/2012 |
| RE43271 | Digital signal transmission method digital signal transmission system, digital signal transmitting apparatus and recording medium An object of the invention is to arrange so that the digital signal transmission between specific equipments connected with each other by the transmission line of a fixed standard can be performed securely and satisfactorily. When a digital signal destination... | 03/27/2012 |
| 8121061 | Efficient file management through granular opportunistic locking Improved methods and systems for granular opportunistic locking mechanisms (oplocks) are provided for increasing file caching efficiency. Oplocks can be specified with a combination of three possible granular caching intentions: read, write, and/or handle. An oplock... | 02/21/2012 |
| 8094589 | Method and apparatus for multimedia messaging service using Parlay X web service Provided is a method and apparatus for providing a multimedia message service based on a Parlay X Web service to easily check the status of a multimedia message which is requested to be transmitted in a multimedia messaging application server. The apparatus activate... | 01/10/2012 |
| 8089907 | Duplex mismatch detection An apparatus including a port to transmit first frames and receive second frames over a communication channel, the port including a collision detect circuit and a duplex mismatch circuit. The collision detect circuit detects collisions on the communication channel b... | 01/03/2012 |
| 8081586 | Method and apparatus to convey a URI for content indirection use in SIP A content indirection communications method, server, device, data storage medium and computer program product, where in a method executed by the server, in response to a Session Initiation Protocol (SIP) registration request from a device, informing the device in a ... | 12/20/2011 |
| 8050201 | LMS adaptive filter for digital cancellation of second order inter-modulation due to transmitter leakage A transmit signal second-order inter-modulation (IM2) canceller for a portable handset using a full duplex mode of operation (e.g., WCDMA) is used to controllably reduce IM2 introduced by a transmit signal that appears in a received signal in a receive channel of th... | 11/01/2011 |
| 8050200 | Opportunistic 40 MHz mode of transmission in wireless transmitters A system includes a signal processing module and a control module. The signal processing module receives a first clear channel assessment (CCA) signal for a first sub-channel of a communication channel, increases a pulse width of the first CCA signal by a predetermi... | 11/01/2011 |
| 8050202 | Mobile communication method, mobile station, and radio base station A radio resource selecting method according to the present invention semi-persistently selects a radio resource to be allocated to an uplink acknowledgement signal indicating a reception state of a persistently allocated downlink signal from a plurality of radio res... | 11/01/2011 |
| 8036146 | BCAST service system and contents transmission method using the same A broadcast/multicast (BCAST) service, specifically, a BCAST service system for transmitting broadcast contents to terminals when a network load is small and a contents transmission method using the same are disclosed. When contents are broadcast by using a distribu... | 10/11/2011 |
| 8036148 | High-frequency circuit, high-frequency device and communications apparatus A high-frequency circuit for wireless communications selectively using a first frequency band and a second frequency band lower than the first frequency band, comprising an antenna terminal; first and second transmission terminals to which transmitting signals in th... | 10/11/2011 |
| 8036147 | Method for transmitting LCAS protocol via an optical communication line A technique for exchanging LCAS control information between a first network element and a second network element interconnected by a bi-directional optical communication line, while conveying substantially unidirectional data traffic in the form of a virtual concate... | 10/11/2011 |
| RE42744 | Method of sending feedback information in a fast automatic repeat request forming part of an overall wireless communication system A method of sending feedback information in a fast physical layer hybrid automatic repeat request (HARQ) for frequency division duplex communications that form an overall wireless communication system is described in which the received packets are acknowledged by tr... | 09/27/2011 |
| 8009594 | Method and apparatus for automatic power saving mode insertion when an unknown or an offensive receiver detected in a wireless access system Embodiments of the invention provide a method, system, etc. for automatic power saving mode insertion when an unknown or an offensive receiver detected in a wireless access system. A method comprises generating a look-up-table from AGWN payloads in a plurality of AG... | 08/30/2011 |
| 7986646 | Communication apparatus, communication method, communication circuit, mobile phone, program, and computer readable recording medium with program recorded therein A communication apparatus (1) is a primary station for communicating with a secondary station, and includes: a first protocol control section (111) for transmitting, at a time when communication connection is to be established with the secondary statio... | 07/26/2011 |
| 7978635 | H-ARQ acknowledgment detection validation by re-decoding Systems and methodologies are described that facilitate reliably receiving a sequence of data packets in a wireless communications environment. In particular, mechanisms are provided that enhance hybrid automatic repeat request protocols through validation of acknow... | 07/12/2011 |
| 7961656 | Protocol extensions in a display port compatible interface Contents of extension packets of a DisplayPort specification are described that can permit a computer to control a target device. In one example, an extension packet controls the target device in at least one of power consumption, image rendering, and register updat... | 06/14/2011 |
| 7957330 | Failsafe management of periodic communications during system upgrade for a network device The invention is directed to techniques for failsafe management of periodic communications between network devices. A first network device, for example, establishes with a second network device a first response interval by which the first device responds to a messag... | 06/07/2011 |
| 7916670 | Apparatus and method of block acknowledgements with reduced recipient state information An apparatus and method for block acknowledgements with reduced recipient state information are described. In one embodiment, the method comprises the storing of a receive state for a block of frames received during a transmission opportunity (TXOP) with an on-chip ... | 03/29/2011 |
| 7903591 | Information processing system, information processor, information processing method, receiver, receiving method, and program The present invention provides an information processing system enabled to transmit and receive video mails at a higher transfer rate and at reduced cost. In this system, a file server sends a low capacity notification mail, which notifies the presence of a video ma... | 03/08/2011 |
| 7885213 | System and method for asynchronous busy-tone multiple access with acknowledgment for ad hoc wireless networks The present disclosure relates generally to a system and method for asynchronous busy-tone multiple access with acknowledgement for ad hoc wireless networks. In one example, a method for use in an ad hoc network using a tone emitted by a receiving node includes rece... | 02/08/2011 |
| 7852791 | Wireless communication apparatus and method A wireless communication apparatus performs bi-directional communication with an initiator. The apparatus is allocated an allocation period for data transmission from the initiator. The apparatus includes means for generating a first physical frame including an ackn... | 12/14/2010 |
| 7826402 | Signal transfer systems and methods A signal transfer system. A first device operates with a first voltage and outputs a first signal and a second signal. A protection circuit receives the first and second signals and outputs the first and second signals when the first voltage is greater than or equal... | 11/02/2010 |
| 7817586 | High-speed digital interface transceiver and method of supplying bi-directional communication process on high-speed digital interface device A high-speed digital interface (HSDI) transceiver with bi-directional HSDI function includes a transmitter, a receiver, a first multiplexer, and a controller. The first multiplexer is selectively coupled to the transmitter or the receiver in order to let the HSDI tr... | 10/19/2010 |
| 7808935 | Duplexer and communication device Provided is a demultiplexer capable of improving attenuation characteristic and isolation characteristic of a filter having a lower transmission frequency band among two filters having different transmission frequency bands, outside the transmission frequency band o... | 10/05/2010 |
| 7724692 | Method and apparatus for autonegotiation between network devices A physical layer device comprises a transmitter of a first network device that transmits an autonegotiation signal to a second network device. A receiver of the first network device receives a received signal from the second network device. An autonegotiation contro... | 05/25/2010 |
| 7706309 | Data transfer control device, electronic instrument, and data transfer control method A data transfer control device includes: a transmitter circuit; a receiver circuit; a transfer direction switch circuit which performs switching a transfer direction; a transfer direction switch indication circuit which indicates the transfer direction switch circui... | 04/27/2010 |
| 7693095 | Apparatus and method for compensating for frequency / phase pulling bursts in received OFDM signals A method and apparatus is provided for processing a received orthogonal frequency division multiplexing (OFDM) signal at a receiver, wherein said signal has been distorted by one or more transmission bursts from a transmitter. The method and apparatus generate a pha... | 04/06/2010 |
| 7664059 | Error handling in a wireless communications system A method for detecting an erroneous sequence number in a status report in a wireless communications system includes receiving a status report sent from a receiver of the wireless communications system, detecting whether a negatively acknowledged sequence number is w... | 02/16/2010 |
| 7653014 | Configuring a transmission mode between devices Provided are a method, system, and program for configuring a transmission mode between devices. A connection is established with a link partner at a common transmission speed. A duplex mode is set to a first duplex mode. A transmission error rate is monitored with t... | 01/26/2010 |
| 7626954 | Communication apparatus and control method thereof There is provided a communication apparatus that includes: a data communication unit which performs half-duplex communication of video frame data with an external device on a video frame-by-video frame basis, a switching unit which switches a transmission direction ... | 12/01/2009 |
| 7602740 | System for adapting device standards after manufacture A system for efficient sale of devices that comply with licensed standards. A preferred embodiment of the invention uses a generic, or highly adaptable, hardware device. The device can be adapted to adhere to a specific standard, e.g., code-division multiple access,... | 10/13/2009 |
| 7586860 | Communication apparatus, command transmission method, and program for networked devices using different protocols The communication apparatus obtains through a first protocol a status of a first device connected to the communication apparatus via a network, and receives a message of a second protocol between the first device and a second device that are connected to each other ... | 09/08/2009 |
| 7583620 | Link adaptation method using feedback information for wireless communication system Disclosed is a link margin adaptation method using feedback information of a wireless communication system. For transmission and reception of data between two nodes of the wireless communication system, a transmission node requests a receiving node to transmit a lin... | 09/01/2009 |
| 7515554 | Half-duplex communication control method A half-duplex communication control method according to this invention is constructed so that in a half-duplex communication control method in which two devices connected by two signal lines are had and half-duplex communication in one-to-one correspondence is condu... | 04/07/2009 |
| 7508778 | System and method for adjusting quality of service in a communication system A system and method for adjusting quality of service in a communication system improves an allocation of resources in a communications environment with shared resources among multiple communicating stations by adjusting quality of service levels based on characteris... | 03/24/2009 |
| 7483402 | Data packet transmission Data packet transmission involves transmitting a plurality of data packets from said first station to a second station at a first rate of transmission. Acknowledgement data is returned from the second station to the first station to acknowledge the receipt of data p... | 01/27/2009 |
| 7460497 | Two way serial communication The invention relates to a system of two-way packet-oriented serial communication between master and slave. Messages 20, 30 include status and request words 22, 32 which indicate the status of master and slave. Each of the master and slave determines f... | 12/02/2008 |
| 7443811 | Transmitting data A data transmission method, wherein a first station transmits packets of data to a second station and the interval between data packet transmissions from said first station to said second station does not exceed a specified time interval, and said second station tra... | 10/28/2008 |
