Method and system for controlling operation mode switching of portable television (TV) phone

a technology of portable tv and operation mode, which is applied in the field of method and system for controlling operation of handheld portable cellular telephone, can solve the problems unable to directly switch from tv mode to phone mode while in tv mode, and unable to achieve the effect of consuming battery power

Inactive Publication Date: 2011-11-15
SAMSUNG ELECTRONICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0011]It is another object of the invention to provide a method for controlling a switching of an operation mode of a TV phone where the user is informed

Problems solved by technology

Disadvantages arise in the prior art when the TV phone is operating in the TV mode and there is an incoming call and/or an incoming character data message.
In addition, when the TV phone of patent application 1995-46

Method used

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  • Method and system for controlling operation mode switching of portable television (TV) phone
  • Method and system for controlling operation mode switching of portable television (TV) phone
  • Method and system for controlling operation mode switching of portable television (TV) phone

Examples

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Embodiment Construction

[0017]Referring to FIG. 1, a block diagram illustrating the construction of a TV phone according to a preferred embodiment of the present invention is shown. In FIG. 1, a mobile radio frequency unit (MRFU) 16, mobile station processor (MSP) 30, and key pad 32 all of a portable phone module, are shown. Such circuits may be configured as in conventional portable digital cellular phones, e.g., CDMA type portable cellular phones, and such construction and operation will be apparent from the following detailed description.

[0018]Also, the TV phone includes TV unit 18, an on-screen display (OSD) 34, a multiplexer 36 (hereinafter, referred to as “MUX”), a TV audio signal processor 38, and a display unit 40. The TV unit 18 and the TV audio signal processor 38 are TV modules.

[0019]Operations of the TV phone of FIG. 1 are as follows: when the TV phone is set to a TV mode, an alarm informs the user of the incoming call. The alarm can be set to one of three modes, for example: the incoming call ...

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Abstract

A method of controlling switching of an operation mode of a TV phone. The TV phone includes a TV unit that reproduces and outputs a video signal and an audio signal from a selected channel. A display unit interfaces with the TV unit and receives and displays the video signals from the TV unit while in a TV mode. A TV audio signal processer receives the audio signal from the TV unit and outputs audible sound. An MRFU receives data of a forward channel transmitted from a base station. An MSP provides a channel selecting signal to the TV unit in the TV mode and transmits and receives an audio signal input from the MRFU in a phone mode. The method comprises the steps of alerting the user of an incoming call in response to an incoming call signal transmitted from the base station when the TV phone is in a TV mode and switching from the TV mode to the phone mode, the switching preferably including disabling the operation of the TV unit.

Description

BACKGROUND OF THE INVENTION[0001]1. Field of the Invention[0002]The present invention relates to a method and system for controlling operation of a hand-held portable cellular telephone, and more particularly to a method for controlling a switchover of an operation mode of an integrally combined television (TV) and portable cellular phone (hereinafter, referred to as “TV phone”).[0003]2. Description of the Related Art[0004]In recent years, rapid and wide spread use of portable cellular telephones as a personal communication appliance has driven development of portable phones with a variety of functions in addition to a simple conversation function. For example, portable phones have developed to include a calculator, a biorhythm checking feature, and the capability of transmitting and / or receiving images of a TV and a video camera. The term “TV phone” herein refers to wireless portable cellular phones of all types which also provide television (TV) broadcast through a display unit of...

Claims

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Application Information

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IPC IPC(8): H04B1/38H04M1/725H04M1/00H04M1/663H04N5/44H04M1/72484H04M1/72403
CPCH04M1/663H04M1/72597H04M1/72522H04N5/44H04N2007/145H04N21/41407H04N21/478Y02D30/70H04M1/72484H04M1/72403H04N7/14H04W4/12
Inventor YANG, JAE-DUK
Owner SAMSUNG ELECTRONICS CO LTD
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