US 2004/0204022 A1Published application

Mobile terminal

OwnerTamotsu Ito, Katsuki Ikuta +2inventors

InventorsTamotsu Ito, Katsuki Ikuta, Masayoshi Kuroda, Tsukasa Hasegawa

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Abstract

There is provided a cellular phone taking into consideration enhancement in processing speed and reduction in current consumption, and the cellular phone comprises a processing unit capable of executing plural kinds of processing, an oscillator for generating a clock signal to be fed to the processing unit, and a clock controller for converting the frequency of the clock signal received from the oscillator, wherein the clock controller changes the frequency of the clock signal for each of the plural kinds of the processing in response to the control by the central processing unit.

Claims10

Dependent claims

A mobile terminal comprising:

an antenna which transmits and receives radio waves;
a transmit/receive unit connected with the antenna;
an audio signal input unit which receives audio signals;
an audio signal output unit which delivers audio signals;
a central processing unit capable of executing plural kinds of processing;
a display unit which displays under control by the central processing unit;
an oscillator which generates a clock signal to be fed to the central processing unit;
and
a clock controller which converts the frequency of the clock signal received from the oscillator,
wherein the clock controller changes the frequency of the clock signal for each of the plural kinds of the processing in response to the control by the central processing unit.

7 more elements

Dependencies are inferred from the claim text.

Facts

Application: 10/405,368Filed 3 Apr 2003
Priority: JP 2002-1007353 Apr 2002
Published: 14 Oct 2004
Term ends: Not estimatedThe source records don’t support an estimate.

Classification8 codes

H04W 52/029
Changing the clock frequency of a controller in the equipment: reducing the clock frequency of the controller
H04B 1/40
Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of…: circuits
H04M 1/725
Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection: cordless telephones
Y02D 30/70
Reducing energy consumption in communication networks: in wireless communication networks

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No related US applications are recorded in the indexed filing history.

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