Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7957255 | Method and apparatus for transmitting signals, and method and apparatus for receiving the signals A storage unit stores a preamble signal defined in a legacy system and a preamble signal defined in a MIMO system. A monitoring unit in a transmitting apparatus monitors the existence of any communication apparatus which is not compatible with the MIMO system but ac... | 06/07/2011 |
| 7907507 | Method and apparatus for transmitting signals, and method and apparatus for receiving the signals A storage unit stores a preamble signal defined in a legacy system and a preamble signal defined in a MIMO system. A monitoring unit in a transmitting apparatus monitors the existence of any communication apparatus which is not compatible with the MIMO system but ac... | 03/15/2011 |
| 7412014 | Timing-adjusting method and apparatus, and diversity receiving method and apparatus An A-D conversion unit performs analog-to-digital conversions on baseband signals. A correlation processing unit carries out a correlation processing. A power computing unit computes the power of correlation values. An inter-signal condition determining unit compare... | 08/12/2008 |
| 7079594 | Receiving method and receiving apparatus An antenna selector selects one antenna during an interval of control signal. A receiving weight vector computing unit computes receiving weight vectors. During an interval of data signal, a multiplier in a signal processing unit weights digital received signals wit... | 07/18/2006 |
| 7079593 | Receiving method and receiving apparatus A measuring unit selects as a representative signal a signal whose received power is the largest among digital received signals in a training signal period, and regards the remaining signals as signals to be processed. Based on a representative notifying signal, a c... | 07/18/2006 |
