Patents by Inventor Tetsuaki Nakanishi

Tetsuaki Nakanishi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20050239521
    Abstract: An object of the invention is to provide a folder type mobile phone which can realize communication in a closed state with a suitable volume, reduce the number of the buttons as many as possible and avoid an erroneous operation and enlargement of a case. In addition to a transmission microphone 12, a receive 22 and a large-volume speaker 23 for sounding a melody or buzzer etc.
    Type: Application
    Filed: June 6, 2003
    Publication date: October 27, 2005
    Inventors: Hideo Harada, Tetsuaki Nakanishi
  • Patent number: 5960336
    Abstract: A data receiving apparatus is constructed to make comparison of received signal strength of a plurality of receiving antennas by making use of timing of a sync word, which is not necessary for making synchronization acquisition, among a plurality of sync words contained in a subframe of a receiving signal, and then to select a receiving antenna of the highest received signal strength from among the plurality of receiving antennas, in accordance with a result of the comparison made before then.
    Type: Grant
    Filed: May 6, 1997
    Date of Patent: September 28, 1999
    Assignees: Matsushita Communication Industrial Co., Ltd., NTT Mobile Communications Network Inc.
    Inventors: Keiichi Ikawa, Tetsuaki Nakanishi, Kazuhisa Tsubaki, Kazuhiro Umetsu, Tadao Takami
  • Patent number: 5212823
    Abstract: In a radio communication system, a base station transmits a signal including a component which designates a power level. A mobile station receives the signal from the base station. In the mobile station, an output power of the mobile station is set to the designated power level, and a field level of the received signal transmitted from the base station is detected. A determination is made as to whether or not the detected field level of the received signal is equal to or higher than a predetermined field level. The output power of the mobile station is decreased from the designated power level by a predetermined value when the detected field level of the received signal is equal to or higher than the predetermined field level.
    Type: Grant
    Filed: February 12, 1990
    Date of Patent: May 18, 1993
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yuichi Fujii, Tetsuaki Nakanishi