Patent EP0146335A2 successfully refreshed from Google Patents.
EP0146335A2
Expired / Lapsed
EP
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Liquid crystal television receiver
Assignee: Citizen Watch Co Ltd
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Filing: 1984-12-12
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Granted: —
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Expires: 2004-12-12
Abstract
Abstract A portable liquid crystal television receiver has a liquid crystal television display portion (318) of the light transmission type having a liquid crystal panel and at least one polarizing plate provided on the panel, and a body (300) having a power supply source and a television signal processing circuit, the body (300) having a mirror (316) on its upper surface and opposite to the display portion (318) in a manner such that when the display portion (318) is opened at an acute angle to the mirror (316) a virtual image of the display portion (318) can be viewed in the mirror.
Inventors
- 👤 Akira C/Owatch Co. Ltd Tsuzuki
- 👤 Masaru c/o Watch Co. Ltd. Tech.Lab. Yoshida
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-30 13:00
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/12; H04N3/127; G; G02; G02F; G02F1/00; G02F1/01; G02F1/13; G02F1/133; G02F1/1333; G02F1/1335; H04N5/00; H04N5/64
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
118 words
A liquid crystal television receiver characterised by a liquid crystal television display portion (318) of a light transmission type having a liquid crystal panel (414) and at least one polarizing plate (416, 417) provided on the panel (414), and a body (300, 400, 510) having a power supply source (228, 230) and a television signal processing circuit (202, 204), the body (300, 400, 510) having a mirror (316, 420) on its upper surface and opposite to the display portion (318) in a manner such that the display portion (318) can be set at an acute angle to the mirror (316, 420) and a virtual image of the display portion (318) can be viewed in the mirror (316, 420).
Claim 2
Dependent Claim
118 words
A liquid crystal television receiver characterised by a liquid crystal television display portion (318) of a light transmission type having a liquid crystal panel (414) and at least one polarizing plate (416, 417) provided on the panel (414), and a body (300, 400, 510) having a power supply source (228, 230) and a television signal processing circuit (202, 204), the body (300, 400, 510) having a mirror (316, 420) on its upper surface and opposite to the display portion (318) in a manner such that the display portion (318) can be set at an acute angle to the mirror (316, 420) and a virtual image of the display portion (318) can be viewed in the mirror (316, 420).
Claim 3
Dependent Claim
52 words
A liquid crystal television receiver according to claim 1, wherein the liquid crystal television display portion (318) further comprises at least one windscreen (404, 418), a panel frame (402) for holding the liquid crystal panel (414), and a light scattering means (406) provided at the rear surface of the liquid crystal (414).
Claim 4
Dependent Claim
69 words
A liquid crystal television receiver according to claim 1, wherein the polarizing plate (416) placed at the mirror side is so arranged that the polarizing direction of the polarizing plate (416) is in a range of zero to 45 degrees to a common normal plane (324) including a line (326) normal to the surface of the polarizing plate (416) and a line (322) normal to the mirror surface (316).
Claim 5
Dependent Claim
69 words
A liquid crystal television receiver according to claim 2, wherein the polarizing plate (416) placed at the mirror side is so arranged that the polarizing direction of the polarizing plate (416) is in a range of zero to 45 degrees to a common normal plane (324) including a line (326) normal to the surface of the polarizing plate (416) and a line (322) normal to the mirror surface (316).
Claim 6
Dependent Claim
28 words
A liquid crystal television receiver according to claim 1, wherein the body (300, 400, 510) and the display portion (318) are connected by a link mechanism (514, 516).
Claim 7
Dependent Claim
38 words
A liquid crystal television receiver according to claim 1, wherein the body (300, 400, 510) and the display portion (318) are connected by a hinge in the manner to permit opening and closing of the display portion (318).
Claim 8
Dependent Claim
50 words
A liquid crystal television receiver according to claim 2, wherein a frame of the body (400) and the panel frame (402) are integrally formed of a plastics material so that a thin connection portion (422) of the body frame (400) and the panel frame (402) serves as a flexible hinge.
Claim 9
Dependent Claim
34 words
A liquid crystal television receiver according to claim 1, wherein the body (300) has at a centre portion thereof a recess (320) for receiving the display portion (318) under non-used condition of the device.
Claim 10
Dependent Claim
38 words
A liquid crystal television receiver according to claim 1, wherein an angle 9 between the body (300, 400, 510) and the display portion (318) is in a range of 30 to 60 degrees, preferably 40 to 55 degrees.
Claim 11
Dependent Claim
39 words
A liquid crystal television receiver according to claim 1, wherein driving circuits (224, 226, 227) for driving the liquid crystal panel (414) are provided in the liquid crystal display portion (318) separate from the signal processing circuits (202, 204).
References Cited (Backward Citations)
No citation records indexed.
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