HK139793A - Portable radio equipment with a display back-lighting function - Google Patents
Portable radio equipment with a display back-lighting functionInfo
- Publication number
- HK139793A HK139793A HK1397/93A HK139793A HK139793A HK 139793 A HK139793 A HK 139793A HK 1397/93 A HK1397/93 A HK 1397/93A HK 139793 A HK139793 A HK 139793A HK 139793 A HK139793 A HK 139793A
- Authority
- HK
- Hong Kong
- Prior art keywords
- portable radio
- radio equipment
- lighting function
- display back
- display
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133604—Direct backlight with lamps
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B44/00—Circuit arrangements for operating electroluminescent light sources
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/58—Arrangements comprising a monitoring photodetector
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
- G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
- G09G3/06—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources
- G09G3/12—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources using electroluminescent elements
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of El Displays (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Transceivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63281440A JP2752665B2 (ja) | 1988-11-09 | 1988-11-09 | 表示付携帯無線機 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK139793A true HK139793A (en) | 1993-12-31 |
Family
ID=17639205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK1397/93A HK139793A (en) | 1988-11-09 | 1993-12-23 | Portable radio equipment with a display back-lighting function |
Country Status (4)
Country | Link |
---|---|
US (1) | US5337073A (ja) |
JP (1) | JP2752665B2 (ja) |
GB (1) | GB2225894B (ja) |
HK (1) | HK139793A (ja) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH039320A (ja) * | 1989-06-06 | 1991-01-17 | Asahi Optical Co Ltd | 液晶表示装置 |
JPH04102333U (ja) * | 1991-02-04 | 1992-09-03 | 富士通テン株式会社 | 液晶デイスプレイ照明点灯制御装置 |
US5091677A (en) * | 1991-02-11 | 1992-02-25 | Williams Electronics Games, Inc. | Lighting control system for pinball games |
JP2837765B2 (ja) * | 1991-05-21 | 1998-12-16 | 三菱電機株式会社 | 移動無線機の照明装置 |
JPH05257430A (ja) * | 1991-08-29 | 1993-10-08 | Canon Inc | エレクトロルミネッセンス素子、イメージセンサー、液晶装置 |
US5384577A (en) * | 1992-05-21 | 1995-01-24 | Motorola, Inc. | Combination display backlight and light sensor |
US5701189A (en) * | 1995-03-27 | 1997-12-23 | Motorola, Inc. | Wireless data communication system and method using an electroluminescent panel |
US5729093A (en) * | 1995-08-08 | 1998-03-17 | Ford Motor Company | Control for multiple circuit electroluminescent lamp panel |
AU7159796A (en) * | 1996-03-13 | 1997-10-01 | Howard W. Regen | Improved audio-visual sign |
US5786801A (en) * | 1996-09-06 | 1998-07-28 | Sony Corporation | Back light control apparatus and method for a flat display system |
JP2891955B2 (ja) * | 1997-02-14 | 1999-05-17 | 日本電気移動通信株式会社 | Lcd表示装置 |
US5894298A (en) | 1997-03-14 | 1999-04-13 | Northern Telecom Limited | Display apparatus |
FR2762174B1 (fr) * | 1997-04-14 | 1999-06-25 | Jacques Lewiner | Dispositif portatif de radio-communication dote d'un eclairage |
DE19843902A1 (de) * | 1997-09-26 | 1999-04-01 | Denso Corp | Bildinformations-Anzeigesystem und Hologramm-Anzeigevorrichtung |
FI974393A (fi) * | 1997-12-02 | 1999-06-03 | Nokia Mobile Phones Ltd | Menetelmä ja järjestely virran säästämiseksi matkaviestimessä |
JPH11167122A (ja) * | 1997-12-03 | 1999-06-22 | Nec Saitama Ltd | 発光体内蔵型の液晶表示装置および液晶表示装置の製造方法 |
GB9808016D0 (en) * | 1998-04-15 | 1998-06-17 | Cambridge Display Tech Ltd | Display control |
US5900851A (en) * | 1998-05-13 | 1999-05-04 | Ut Automotive Dearborn, Inc. | Electroluminescent panel drive optimization |
KR100301830B1 (ko) * | 1998-07-16 | 2001-09-06 | 구자홍 | 저소비전력형통신단말기 |
US6278887B1 (en) * | 1999-02-05 | 2001-08-21 | Neopoint, Inc. | System and method for power conservation in a wireless communication handset |
KR100651994B1 (ko) * | 1999-06-24 | 2006-11-30 | 엘지전자 주식회사 | 일렉트로루미네슨스 광원을 이용한 액정디스플레이 구동장치 |
JP2001109389A (ja) * | 1999-10-12 | 2001-04-20 | Olympus Optical Co Ltd | 音声記録再生装置 |
US6507286B2 (en) | 2000-12-29 | 2003-01-14 | Visteon Global Technologies, Inc. | Luminance control of automotive displays using an ambient light sensor |
DE10158367B4 (de) * | 2001-11-28 | 2014-12-31 | Adp Gauselmann Gmbh | Vorrichtung zur Änderung der Helligkeit von Leuchtmitteln eines münzbetätigten Unterhaltungsautomaten |
KR100422799B1 (ko) * | 2001-12-13 | 2004-03-16 | 주식회사 팬택앤큐리텔 | 무선통신 단말기에서 다이나믹한 효과 연출을 위한백라이트 제어 방법 |
US20050261057A1 (en) * | 2004-05-19 | 2005-11-24 | Wms Gaming, Inc. | Gaming machine with light altering features |
CN2842881Y (zh) * | 2005-11-18 | 2006-11-29 | 鸿富锦精密工业(深圳)有限公司 | 多功能收音机 |
CN100388060C (zh) * | 2006-02-27 | 2008-05-14 | 友达光电股份有限公司 | 光学系统 |
US20080215234A1 (en) * | 2007-03-01 | 2008-09-04 | Pieter Geelen | Portable navigation device |
KR100747492B1 (ko) * | 2006-07-13 | 2007-08-08 | 삼성전자주식회사 | 디스플레이장치 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4024389A (en) * | 1973-06-15 | 1977-05-17 | Sharp Kabushiki Kaisha | Photo-image memory panel and activating method therefor |
JPS58142686A (ja) * | 1982-02-18 | 1983-08-24 | Casio Comput Co Ltd | 液晶テレビジヨン受像機 |
JPS58205823A (ja) * | 1982-05-25 | 1983-11-30 | Seiko Instr & Electronics Ltd | 光センサ− |
JPS6128235A (ja) * | 1984-07-18 | 1986-02-07 | Nec Corp | 表示付無線選択呼出受信機 |
US4754275A (en) * | 1985-06-07 | 1988-06-28 | Motorola, Inc. | Display with supplemental lighting system |
JPS62125329A (ja) * | 1985-11-27 | 1987-06-06 | Hosiden Electronics Co Ltd | 透過形表示装置 |
DE3627134A1 (de) * | 1986-08-09 | 1988-02-11 | Philips Patentverwaltung | Verfahren und schaltungsanordnung zur helligkeits- und temperaturabhaenigen steuerung einer lampe, insbesondere zur beleuchtung einer lcd-anzeige |
GB2199439B (en) * | 1986-12-10 | 1990-03-28 | Smiths Industries Plc | Display units |
GB2199435B (en) * | 1986-12-25 | 1990-11-28 | Nec Corp | Pager receiver including a light emitting and a light sensing element adjacent to a translucent portion of a receiver housing |
US4868563A (en) * | 1987-09-25 | 1989-09-19 | Motorola, Inc. | Microcomputer controlled display backlight |
-
1988
- 1988-11-09 JP JP63281440A patent/JP2752665B2/ja not_active Expired - Fee Related
-
1989
- 1989-11-08 GB GB8925198A patent/GB2225894B/en not_active Expired - Fee Related
-
1992
- 1992-07-13 US US07/911,385 patent/US5337073A/en not_active Expired - Fee Related
-
1993
- 1993-12-23 HK HK1397/93A patent/HK139793A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH02129690A (ja) | 1990-05-17 |
US5337073A (en) | 1994-08-09 |
GB8925198D0 (en) | 1989-12-28 |
GB2225894B (en) | 1993-03-17 |
GB2225894A (en) | 1990-06-13 |
JP2752665B2 (ja) | 1998-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20041108 |