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WO2000021265A1 - Telephone cellulaire avec clavier a eclairage sequentiel - Google Patents

Telephone cellulaire avec clavier a eclairage sequentiel Download PDF

Info

Publication number
WO2000021265A1
WO2000021265A1 PCT/US1999/021004 US9921004W WO0021265A1 WO 2000021265 A1 WO2000021265 A1 WO 2000021265A1 US 9921004 W US9921004 W US 9921004W WO 0021265 A1 WO0021265 A1 WO 0021265A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
key
telephone
source
control device
Prior art date
Application number
PCT/US1999/021004
Other languages
English (en)
Other versions
WO2000021265A9 (fr
Inventor
John Charles Phillips
Original Assignee
Ericsson Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ericsson Inc. filed Critical Ericsson Inc.
Priority to AU60375/99A priority Critical patent/AU6037599A/en
Publication of WO2000021265A1 publication Critical patent/WO2000021265A1/fr
Publication of WO2000021265A9 publication Critical patent/WO2000021265A9/fr

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/72427—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality for supporting games or graphical animations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/7243—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages

Definitions

  • the present invention relates to a telephone, such as a cellular telephone, that has a keypad.
  • One aspect of the present invention regards a telephone having an earphone, a microphone and a partially transparent key.
  • a source of light lies underneath the partially transparent key, wherein when the source of light is activated, light is transmitted through the partially transparent key.
  • a light control device is connected to the source of light, wherein the light control device controls activation of the source of light upon activating the key.
  • a second aspect of the present invention regards a method of controlling a telephone with a key by activating a key of a telephone, transmitting light through the key in response to the activating step and controlling the transmitted light in response to the activating step.
  • a third aspect of the present invention regards a telephone having an earphone, a microphone and a first key that is partially transparent.
  • a source of light lies underneath the partially transparent first key, wherein when the source of light is activated, light is transmitted through the partially transparent key.
  • the telephone further includes a second key and a light control device connected to the source of light, wherein the light control device controls activation of the source of light upon activating the second key.
  • a fourth aspect of the present invention regards a method of controlling a telephone by activating a first key of a telephone, transmitting light through a second key of the telephone in response to the activating step and controlling the transmitted light in response to the activating step.
  • a fifth aspect of the present invention regards a telephone having an earphone, a microphone, a first key that is partially transparent and a first source of light underneath the first key.
  • a second key that is partially transparent and a second source of light underneath the second key, wherein the first and second sources of light are each in a first state when the first and second keys are simultaneously not activated.
  • a light control device is connected to the first and second sources of light, wherein the light control device changes the first source of light to a second state upon activating the first key.
  • a sixth aspect of the present invention regards a telephone having an earphone, a microphone, a first key that is partially transparent and representative of a first numerical digit and a first source of light underneath the first key.
  • a light control device is connected to the first source of light, wherein the light control device includes a memory that contains a sequence of numerical digits that include the first numerical digit.
  • a memory activation switch that when activated results in the sequence of numerical digits to be sequentially read from the memory and wherein when the first numerical digit is read the first source of light changes.
  • FIG. 1 shows a perspective view of a telephone according to the present invention
  • FIG. 2 shows a top view of the telephone of FIG. 1 ;
  • FIG. 3A shows a block diagram of a first embodiment of a control circuit used with the telephone of FIG. 1
  • FIG. 3B shows a block diagram of a second embodiment of a control circuit used with the telephone of FIG. 1 ;
  • FIG. 4 shows a flow chart demonstrating a first mode of operation of the telephone of FIG. 1 ;
  • FIG. 5 shows a flow chart demonstrating a second mode of operation of the telephone of FIG. 1 ;
  • FIG. 6 shows a flow chart demonstrating a third mode of operation of the telephone of FIG. 1 ;
  • FIG. 7 shows a flow chart demonstrating a fourth mode of operation of the telephone of FIG. 1.
  • FIGS. 1-7 A telephone 20 according to the present invention is schematically shown in FIGS. 1-7, wherein like elements are identified by like numerals. Note that the term telephone is meant to include cell phones. As shown in FIGS. 1 and 2, the telephone 20 includes a housing 22, an earphone 24 for listening and a microphone 26 for talking. The telephone has an antenna
  • the front face 29 of the telephone 20 also has a number of keys 30 (labeled A-R) that perform a variety of functions when activated by being depressed.
  • keys K, B, H, N, C, I, O, D, J, and P are associated with the numerical digits 0-9, respectively, and are used to dial in a telephone number by pressing the keys associated with the telephone number.
  • Keys A, G and M perform the functions of (1) sending a telephone number after entering the telephone number, (2) opening up a menu of functions that can be performed by the telephone 20 or muting the user during a telephone call and (3) ending a phone call and turning the telephone 20 on and off, respectively, in a well known manner when depressed.
  • Keys E and Q represent the symbols "*" and "#" when depressed and are used to gain access to various telephone systems, such as Phone Mail. The keys E and Q are also used to scroll the menu displayed when key G is depressed. Key F is used to store or recall a stored message in a well known manner. Key L is used to clear or erase a telephone number and key R is used to raise or lower the volume of the message heard in the earphone in a well known manner. As shown in FIG. 2, indicia, such as numerals or letters, are placed on the top exterior surfaces of the keys 30 in a well known manner so as to inform the user what function will be performed by a key when activated.
  • the display 32 such as a segmented alpha-numeric liquid crystal display, displays the keys pressed or other messages or menu functions in a well known manner.
  • the telephone described above regards the model AH620 cell phone made by Ericsson Inc., it is understood that a wide variety of telephones can be used without departing from the spirit of the invention.
  • Each of the keys 30 is made of a plastic material that is partially transparent. Underneath each of the keys 30 is a corresponding source of light 34, such as a light emitting diode (LED).
  • a source of light 34 such as a light emitting diode (LED).
  • LED light emitting diode
  • each source of light 34 is electrically connected to a light control device, such as a microprocessor 36.
  • a microprocessor 36 is Z80 microprocessor.
  • the microprocessor 36 controls the activation of a source of light 34 upon activation of a corresponding key 30. It is understood that a wide variety of microprocessors can be used without departing from the spirit of the invention.
  • FIG. 4 One mode of controlling the activation of the sources of light 34 is shown in FIG. 4.
  • a source of light 34 is not activated until a corresponding key 30 is depressed. Accordingly, all the sources of light 34 are normally not illuminated.
  • a keypad scanner 37 determines which key 30 has been depressed, a tone generator 39 is activated and emits an audible key tone through the earphone 24, and the microprocessor 36 activates the corresponding source of light 34 so as to transmit light through the depressed key 30.
  • the microprocessor 36 also controls the duration of the transmitted light to be a predetermined amount of time. T, that would be noticeable by a user.
  • the source of light 34 under the depressed key 30 will be deactivated by the microprocessor 36 at the end of the time period T.
  • the microprocessor 36 should a second key 30 be depressed before the expiration of the predetermined amount of time, T, the microprocessor 36 simultaneously extinguishes the source of light 34 corresponding to the first key 30 and activates the source of light 34 corresponding to the second depressed key.
  • the microprocessor 36 controls the source of light 34 for the second depressed key 30 so that it stays illuminated for an amount of time. T, or until a third key 30 is depressed, whichever occurs first.
  • a second mode of controlling the activation of the sources of light 34 is shown in FIG. 5.
  • This mode is complementary to the mode described above with respect to FIG. 4 in that (1) all of the sources of light are normally activated and (2) when any of the keys 30 is depressed and activated so as to emit an audible key tone, the microprocessor 36 deactivates the source of light 34 below the depressed key 30 so as to prevent transmission of light.
  • the microprocessor 36 controls the amount of time that the sources of light 34 are activated and amount of time that the source of light 34 below the depressed key is deactivated to be a predetermined amount of time. T, that would be noticeable by a user. If no other keys 30 are depressed during the time period T, then the microprocessor 36 deactivates all activated sources of light 34. As shown in the flow chart of FIG.
  • the microprocessor 36 simultaneously activates the source of light 34 corresponding to the first key 30 and deactivates the source of light 34 corresponding to the second depressed key. All the other keys 30 remain activated.
  • the microprocessor 36 controls the activated sources of light 34 so that they stay illuminated for an amount of time, T, that is noticeable by an observer. Should a third key 30 be depressed before the expiration of the time T, then the process is repeated where the key tone for the third key is emitted and all the keys except the third key are illuminated for an amount of time T. It is understood that instead of deactivating the source of light 34, the source of light 34 corresponding to the depressed key 30 may have its intensity increased or decreased to levels that are readily distinguishable from the initial intensity level.
  • each of the sources of light 34 is a multi-colored LED with a green colored LED 38 and a red colored LED 40 as shown in FIG. 3B.
  • the microprocessor 36 activates all the sources of light 34 to a first state where their green LED's are illuminated except the source of light 34 below the depressed key 30 is activated to a second state where its red LED is illuminated.
  • the microprocessor 36 controls the amount of time that the green and red LED's are activated to be a predetermined amount of time, T, that would be noticeable by a user.
  • the microprocessor 36 deactivates all activated sources of light 34. As shown in the flow chart of FIG. 6, should a second key 30 be depressed before the expiration of the predetermined amount of time, T, the microprocessor 36 simultaneously deactivates the red LED and activates the green LED corresponding to the first key 30 and deactivates the green LED and activates the red LED corresponding to the second depressed key. All the green LED's for the other keys 30 remain activated.
  • the microprocessor 36 controls the activated sources of light 34 so that they stay illuminated for an amount of time, T, that is noticeable by an observer. Should a third key 30 be depressed before the expiration of the time T, then the process is repeated where the key tone for the third key is emitted and all the keys except the third key are illuminated for an amount of time T.
  • the first, second and third modes of controlling the activation of the sources of light 34 described above are similar to each other in that the sources of light 34 are each in a first state (i.e., simultaneously not activated as in the first mode, activated so as to simultaneously emit light as in the second mode and the green LED's are activated in the third mode) when all the keys 30 are initially simultaneously not activated.
  • the microprocessor 36 changes the source of light 34 underneath the activated key 30 to a second state (i.e., activated as in the first mode, deactivated, dimmed or brightened as in the second mode and the red LED is activated in the third mode) that exists for a predetermined amount of time, T.
  • a fourth mode of controlling the sources of light 34 is illustrated by the flow chart of FIG. 7. This mode is used when the telephone 20 has a memory 42 that digitally stores one or more sequences of numerical digits associated with telephone numbers and keys 30 that are associated with each stored telephone number.
  • each of the sources of light 34 is a multi-colored LED with a green colored LED 38 and a red colored LED 40 as shown in FIG. 3B.
  • all of the keys 30 Prior to dialing a telephone number, all of the keys 30 are associated with the numerical digits 0-9 (keys K, B, H, N, C, I, O, D, J, and P, respectively) are illuminated by their associated green LED's 38.
  • the associated telephone number's sequence of numerical digits is sequentially read from the memory 42.
  • the dual tone multi-function tone associated with the first numerical digit sounds and the green colored LED 38 associated with the first numerical digit is deactivated and the associated red colored LED 40 is activated.
  • the microprocessor 36 determines whether the entire stored sequence has been read. If the answer is no, then the next digit in the sequence is read and the above process is repeated. If the answer is yes, then no other sources of light are activated.
  • the intensity of the sources of light associated with the keys can be changed, either by deactivating, dimming or brightening the source of light.
  • a variation of the fourth mode is to have the telephone 20 be a platform for playing a game, like the game known as SIMON. The game is activated by pressing key G and opening up a menu, that includes a list of games, including SIMON, and then depressing the keys E and Q to scroll the menu until the desired game is reached. In the case where the SIMON game is reached and selected, the memory 42 that stores a number of random sequences of numerical digits is used.
  • the memory activation switch or key 30 (key labeled A) is pressed, one of the sequences stored in the memory 42 is read in the manner described above with respect to the flow chart of FIG. 7. After the sequence is read, the user tries to repeat the sequence by pressing the keys 30 associated with the numerical digits 0-9 in an attempt to repeat the sequence of lights and/or tones that the user witnessed. If the user successfully repeats the sequence, then a new sequence is read and the user attempts to repeat the new sequence. If the user fails to repeat the sequence, the user loses and the game stops. A new game is started by pressing the memory activation switch 30 (key labeled A).
  • the invention may be embodied in other forms than those specifically disclosed herein without departing from its spirit or essential characteristics.
  • it can be used with other devices that use keypads, such as typewriters, hand held games and computer keyboards.
  • keypads such as typewriters, hand held games and computer keyboards.
  • the described embodiments are to be considered in all respects only as illustrative and not restrictive, and the scope of the invention is commensurate with the appended claims rather than the foregoing description.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Input From Keyboards Or The Like (AREA)

Abstract

L'invention concerne un téléphone dont les touches sont transparentes et éclairées individuellement par une source lumineuse. Chaque source lumineuse est individuellement commandée lorsque la touche correspondante est activée.
PCT/US1999/021004 1998-10-01 1999-09-14 Telephone cellulaire avec clavier a eclairage sequentiel WO2000021265A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU60375/99A AU6037599A (en) 1998-10-01 1999-09-14 Cellular telephone with sequentially lighted keypad

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16460798A 1998-10-01 1998-10-01
US09/164,607 1998-10-01

Publications (2)

Publication Number Publication Date
WO2000021265A1 true WO2000021265A1 (fr) 2000-04-13
WO2000021265A9 WO2000021265A9 (fr) 2000-08-31

Family

ID=22595269

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1999/021004 WO2000021265A1 (fr) 1998-10-01 1999-09-14 Telephone cellulaire avec clavier a eclairage sequentiel

Country Status (2)

Country Link
AU (1) AU6037599A (fr)
WO (1) WO2000021265A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2369536A (en) * 2000-08-23 2002-05-29 Nec Corp Mobile communications terminal with independently illuminated input buttons
EP1320245A1 (fr) 2001-12-13 2003-06-18 Curitel Communications, Inc. Méthode d'illumination dynamique d'un rétro-éclairage pour un terminal de communication mobile
GB2387819A (en) * 2002-04-23 2003-10-29 Nec Corp Key backlighting control circuit and method
US7184024B2 (en) 2000-06-30 2007-02-27 Nokia Corporation Method and apparatus for mapping an input location with a displayed functional representation
US8012024B2 (en) * 2001-03-29 2011-09-06 New Illuminations Llc Method and apparatus for simulating game accessories

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4531034A (en) * 1983-03-24 1985-07-23 Nitsuko Limited Key switch devices with indicator lamp means
DE3825895A1 (de) * 1988-07-29 1990-02-01 Siemens Ag Fernsprechendgeraet mit funktionstasten
JPH07226789A (ja) * 1994-02-15 1995-08-22 Hitachi Ltd キー入力確認光発生装置
US5517551A (en) * 1990-12-04 1996-05-14 Canon Kabushiki Kaisha Telephone apparatus with dial key display for external line status
EP0872996A2 (fr) * 1997-04-17 1998-10-21 Nokia Mobile Phones Ltd. Interface d'utilisateur pour un appareil téléphonique muni de signalisations lumineuses

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4531034A (en) * 1983-03-24 1985-07-23 Nitsuko Limited Key switch devices with indicator lamp means
DE3825895A1 (de) * 1988-07-29 1990-02-01 Siemens Ag Fernsprechendgeraet mit funktionstasten
US5517551A (en) * 1990-12-04 1996-05-14 Canon Kabushiki Kaisha Telephone apparatus with dial key display for external line status
JPH07226789A (ja) * 1994-02-15 1995-08-22 Hitachi Ltd キー入力確認光発生装置
EP0872996A2 (fr) * 1997-04-17 1998-10-21 Nokia Mobile Phones Ltd. Interface d'utilisateur pour un appareil téléphonique muni de signalisations lumineuses

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1995, no. 11 26 December 1995 (1995-12-26) *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7184024B2 (en) 2000-06-30 2007-02-27 Nokia Corporation Method and apparatus for mapping an input location with a displayed functional representation
GB2369536A (en) * 2000-08-23 2002-05-29 Nec Corp Mobile communications terminal with independently illuminated input buttons
GB2369536B (en) * 2000-08-23 2005-01-26 Nec Corp Mobile communications terminal and method
US8012024B2 (en) * 2001-03-29 2011-09-06 New Illuminations Llc Method and apparatus for simulating game accessories
EP1320245A1 (fr) 2001-12-13 2003-06-18 Curitel Communications, Inc. Méthode d'illumination dynamique d'un rétro-éclairage pour un terminal de communication mobile
US6930671B2 (en) 2001-12-13 2005-08-16 Curitel Communications, Inc. Method for dynamically lightening backlights of mobile communications terminal
CN100387079C (zh) * 2001-12-13 2008-05-07 居里泰尔公司 移动通信终端的动态背光照明方法
GB2387819A (en) * 2002-04-23 2003-10-29 Nec Corp Key backlighting control circuit and method

Also Published As

Publication number Publication date
WO2000021265A9 (fr) 2000-08-31
AU6037599A (en) 2000-04-26

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