Patent application number | Description | Published |
20080285514 | Wireless Communication Apparatus, Method and Program Storage Medium - A wireless communication apparatus having a wireless communication function capable of using a plurality of transmission rates. The wireless communication apparatus includes utilization-factor calculation means for calculating a utilization factor of a wireless transmission path through which wireless communication is performed using the wireless communication function; and determination means for determining a transmission rate at least on the basis of the utilization factor calculated by the utilization-factor calculation means. | 11-20-2008 |
20080287069 | Wireless Communication Apparatus, Program, Wireless Communication Method and Wireless Communication System - A wireless communication apparatus includes a transmitting portion to transmit a data signal to other wireless communication apparatus, a receiving portion to receive a reception confirmation signal indicating reception of the data signal by the other wireless communication apparatus from the other wireless communication apparatus during a specified period, a determination portion to determine that a predetermined requirement is satisfied if the receiving portion receives a given signal during the specified period, and a control portion to control the transmitting portion to request the other wireless communication apparatus to retransmit the reception confirmation signal if the receiving portion does not normally receive the reception confirmation signal and the determination portion determines that the predetermined requirement is satisfied. | 11-20-2008 |
20100040007 | Wireless Communication Device, Communication System, and Communication Control Method, and Program - A wireless communication device includes a control unit for performing a processing on communication data and a memory storing the communication data, in which the control unit performs a processing on data received via a direct link path and a path via a relay point, stores the data received via the respective paths in plural reorder buffers corresponding to the communication paths set in the memory, after a communication path switch decision processing, stores data from a new channel in a new channel reorder buffer and prohibits transfer to a higher-level layer, and when data indicating a trailing end frame is received from an existing channel, or a stand-by time elapses, or the data stored in the reorder buffer for the new channel reaches a specified threshold, performs a transfer processing for the data stored in the reorder buffer for the new channel to the higher-level layer. | 02-18-2010 |
20100254361 | WIRELESS COMMUNICATION DEVICE, WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION METHOD AND PROGRAM - Provided is a wireless communication device which includes a function information transmitting unit for transmitting, via a wireless communication network, function information relating to a function of the wireless communication device, a function information receiving unit for receiving function information transmitted from another device, a function information comparison unit for comparing the function information of the wireless communication device and the function information received from such other device, and a function determination unit for determining which of the wireless communication device and such other device is to play a function of an access point, based on a result of the comparison by the function information comparison unit. | 10-07-2010 |
20110249181 | TRANSMITTING DEVICE, RECEIVING DEVICE, CONTROL METHOD, AND COMMUNICATION SYSTEM - Disclosed herein is a transmitting device, including: a reproduction time information adding portion configured to add reproduction time information specifying timing of reproduction of data as an object of transmission to the data; a control time information adding portion configured to add control time information specifying control timing when circuit control is performed on a circuit, the data being to be transmitted through the circuit, to data transfer control information; and a transmitting portion configured to transmit data to which the reproduction time information and the control time information are added. | 10-13-2011 |
20110305281 | RECEIVER, RECEIVING METHOD, AND COMMUNICATION SYSTEM - A receiver includes a receiving section that receives communication packets transmitted from a transmitter, which transmits the communication packets each including encoded data, and an image header, sequentially from the encoded data corresponding to the beginning of an image, a first accumulating section that accumulates the encoded data and the image header included in each of the received communication packets, a detecting section that detects a picture header transmitted together with the encoded data corresponding to the beginning of the image, from the image header of each of the received communication packets, in a predetermined observation interval, a second accumulating section that accumulates the detected picture header, and a control section that reads out the picture header accumulated in the second accumulating section, and causes the picture header to be accumulated into the first accumulating section, if the picture header is not detected within the observation interval. | 12-15-2011 |
20120039194 | INFORMATION PROCESSING DEVICE AND METHOD, AND PROGRAM - There is provided an information processing device including an adjustment unit that adjusts respective lengths of delay times, which delay data transmission, for a plurality of different delay elements regarding the data transmission, so as to match with the longest delay time of the plurality of delay times or a predetermined time equal to or more than the longest delay time, and a setting unit that sets the respective plurality of delay times of which the lengths are adjusted by the adjustment unit in a processing unit which performs a process for the data transmission. | 02-16-2012 |
20120250547 | WIRELESS COMMUNICATION DEVICE, WIRELESS COMMUNICATION METHOD, AND WIRELESS COMMUNICATION SYSTEM - A wireless communication device includes: a data transmission unit that transmits data to one or more receiving terminals; and a communication mode determination unit that determines a communication mode in which the data is transmitted from the data transmission unit, wherein the communication mode determination unit selects a first communication mode in which unicast communication is used when the number of receiving terminals to which the data is transmitted is equal to or less than a predetermined number, and selects a second communication mode in which unicast communication is performed to one or some of receiving terminals as a destination and the other receiving terminals than the destination also receive packets in unicast communication when the number of receiving terminals to which the data is transmitted exceeds the predetermined number. | 10-04-2012 |
20120254354 | COMMUNICATION DEVICE, RECEIVING DEVICE, COMMUNICATION METHOD, AND COMMUNICATION SYSTEM - There is provided a communication device including a communication unit configured to receive communication data transmitted/received between a transmitting device and a receiving device that is a transmission target of transmission data transmitted by the transmitting device by unicast, a data determination unit configured to determine data to be used for a process from among the received communication data, and a processing unit configured to process the data determined to be used for the process. The processing unit, in processing the determined data, prevents the communication unit from responding to the transmitting device or the receiving device. | 10-04-2012 |
20120256965 | DISPLAY CONTROL DEVICE, DISPLAY CONTROL METHOD, PROGRAM, AND DISPLAY CONTROL SYSTEM - There is provided a display control device, including a communication section for communicating with an external device, a position specification section for specifying positions of an imaging device, which captures an image, and a display device, which displays the image, a process determination section for determining whether to cause the captured image to be reversed in a horizontal direction on the basis of the positions of the display device and the imaging device and a processing section for selectively reversing the captured image in the horizontal direction, wherein the processing section causes the display device to display the image reversed in the horizontal direction by reversing the captured image in the horizontal direction, if the image is determined to be reversed in the horizontal direction, and causes the display device to display the captured image, if the image is determined not to be reversed in the horizontal direction. | 10-11-2012 |
20120300612 | COMMUNICATION APPARATUS, COMMUNICATION METHOD, AND COMMUNICATION SYSTEM - There is provided a communication apparatus including a communication unit that receives first communication data transmitted from a transmitting apparatus to a first receiving apparatus through unicast and second communication data transmitted from the transmitting apparatus to a second receiving apparatus, respectively and a processing unit that processes processing data included in the received first communication data and second communication data. When there is missing data in either of first processing data included in the first communication data and second processing data included in the second communication data, the processing unit executes processing using the other processing data in which there is no missing data, and the processing unit does not make the communication unit transmit a reply with respect to external apparatuses. | 11-29-2012 |
20130136218 | INFORMATION PROCESSING APPARATUS, METHOD, AND PROGRAM - The present invention relates to an information processing apparatus, a method, and a program capable of suppressing deterioration of content quality. An integrated reception buffer time adjustment unit 114 obtains a maximum transmission delay time that is the longest delay time among the transmission delays of data transmission performed by each reception unit 113. The reception buffer time setting unit 208 calculates a reception buffer time using the maximum transmission delay time, a transmission delay time of the data transmission by the reception unit 113, and a prescribed reception buffer time. The reception buffer time setting unit 208 sets various delay times and waiting times such as a variable compression encoding delay time, a redundant encoding block reception waiting time, an ARQ retransmission packet waiting time, and a network jitter handling buffer time from the reception buffer time. The present invention can be applied to an information processing apparatus, for example. | 05-30-2013 |
20150067452 | INFORMATION PROCESSING APPARATUS AND METHOD, AND, PROGRAM - The present technique relates to an information processing apparatus and a method, and a program, capable of reducing a delay time. An information processing apparatus according to the present technique is an information processing apparatus including an estimation unit configured to estimate, on the basis of a transmission buffer waiting time which is a time it takes to accumulate encoded data obtained by encoding image data when encoding the image data which are to be transmitted, a reception buffer waiting time which is a time it takes to accumulate the encoded data before the encoded data are decoded at a transmission destination of the encoded data, and a setting unit configured to set a block length which is a processing unit of error correction processing in such a manner that an error correction reception delay time which is a delay time in the error correction processing performed at the transmission destination of the encoded data does not become more than the reception buffer waiting time estimated by the estimation unit. The present technique can be applied to, for example, an information processing apparatus. | 03-05-2015 |