Portable telephone with liquid crystal display
First Claim
1. A portable telephone having a liquid crystal display with a backlight, comprising a touch sensor arranged on a side surface of a main body, and an operation unit arranged on a front surface of the main body which has said liquid crystal display to input a telephone number, wherein said portable telephone has two modes, a touch mode for said touch sensor in lighting said backlight and a key operation mode by said operation unit in lighting said backlight, and said backlight is lit in accordance with one of the two modes which is selected by a user.
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Accused Products
Abstract
A portable telephone having a liquid crystal display with a backlight includes a touch sensor arranged on a side surface of a main body, and an operation unit arranged on a front surface of the main body which has the liquid crystal display to input a telephone number or the like. The portable telephone has two modes, i.e., a touch mode for the touch sensor in lighting the backlight and a key operation mode by the operation unit in lighting the backlight. The backlight is lit in accordance with one of the two modes which is previously selected by a user.
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Citations
18 Claims
- 1. A portable telephone having a liquid crystal display with a backlight, comprising a touch sensor arranged on a side surface of a main body, and an operation unit arranged on a front surface of the main body which has said liquid crystal display to input a telephone number, wherein said portable telephone has two modes, a touch mode for said touch sensor in lighting said backlight and a key operation mode by said operation unit in lighting said backlight, and said backlight is lit in accordance with one of the two modes which is selected by a user.
- 6. A portable telephone having a liquid crystal display with a backlight, comprising a touch sensor arranged on a side surface of a main body, a photosensor for detecting an ambient lightness, an operation detector for detecting an operation of an operation unit for inputting a telephone number, and a sound sensor for detecting a speech input, wherein said telephone has two modes, a first mode of lighting said backlight upon detecting signals from said touch sensor, photosensor, and sound sensor, and a second mode of lighting said backlight upon detecting signals from said operation detector, photosensor, and sound sensor, and said backlight is lit in accordance with one of the two modes which is selected by a user.
- 10. A portable telephone having an illumination light with a reflection liquid crystal display, comprising a touch sensor arranged on a side surface of a main body, a photosensor for detecting an ambient lightness, an operation detector for detecting an operation of an operation unit for inputting a telephone number, and a sound sensor for detecting a speech input, wherein said telephone has two modes, a first mode of lighting said illumination light upon detecting signals from said touch sensor, photosensor, and sound sensor, and a second mode of lighting said illumination light upon detecting signals from said operation detector, photosensor, and sound sensor, and said illumination light is lit in accordance with one of the two modes which is selected by a user.
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14. A portable telephone comprising:
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a display coupled to said portable telephone;
an operation unit coupled to said telephone, said operation unit adapted to input a telephone number;
a light connected to illuminate at least one of said display and said operation unit; and
a touch sensor arranged on a side surface of said telephone, wherein said light is controlled according to one of two modes designated by a user independently from other function settings of said telephone, said two modes comprising a touch mode in which said light is lit in response to a signal from at least one of said touch sensor and a sound sensor coupled to said telephone, said sound sensor connected to detect speech input from a user, and an operation mode in which said light is lit in response to a signal from at least one of said operation unit and said sound sensor. - View Dependent Claims (15, 16)
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17. A method of controlling a light on a portable telephone, said method comprising:
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receiving user input designating one of two modes for controlling a light connected to illuminate at least one of a display coupled to said telephone and an operation unit coupled to said telephone, said operation unit adapted to input a telephone number, said two modes comprised of a touch mode in which said light is lit in response to a signal from at least one of a touch sensor arranged on a side surface of said telephone and a sound sensor coupled to said telephone, said sound sensor connected to detect speech input from a user, and an operation mode in which said light is lit in response to a signal from at least one of said operation unit and said sound sensor.
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18. A portable telephone comprising:
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display means for displaying information coupled to said portable telephone;
operation means for inputting a telephone number, said operation means being coupled to said telephone;
lighting means for illuminating at least one of said display means and said operation means; and
touch sensor means for sensing a user'"'"'s touch, said touch sensor being arranged on a side surface of said telephone, wherein said lighting means are controlled according to one of two modes set by a user, a touch mode in which said lighting means is lit in response to a signal from at least one of said touch sensor means and a sound sensor means coupled to said telephone, said sound sensor means connected to detect speech input from a user, and an operation mode in which said lighting means is lit in response to a signal from at least one of said operation means and said sound sensor means.
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Specification