CN1159269A - Method for entering handwritten information in cellular telephones - Google Patents
Method for entering handwritten information in cellular telephones Download PDFInfo
- Publication number
- CN1159269A CN1159269A CN96190774A CN96190774A CN1159269A CN 1159269 A CN1159269 A CN 1159269A CN 96190774 A CN96190774 A CN 96190774A CN 96190774 A CN96190774 A CN 96190774A CN 1159269 A CN1159269 A CN 1159269A
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- China
- Prior art keywords
- cellular phone
- digitalizer
- readable character
- battery
- hand
- Prior art date
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- 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
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0262—Details of the structure or mounting of specific components for a battery compartment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
- H04M1/2745—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips
- H04M1/27467—Methods of retrieving data
- H04M1/2748—Methods of retrieving data by matching character strings
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/56—Arrangements for indicating or recording the called number at the calling subscriber's set
-
- 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
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
- H04M11/066—Telephone sets adapted for data transmision
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Human Computer Interaction (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Function (AREA)
- Telephone Set Structure (AREA)
Abstract
A cellular telephone has a receiver and a transmitter and a detachable battery retrofitted for entering handwritten information and for providing power to the cellular telephone. The detachable battery has a digitizer for accepting the handrwritten information, a recognition engine, coupled to the digitizer, for generating readable characters from the handwritten information. The detachable battery also has a memory, coupled to the recognition engine, for storing the readable characters and an output port for transferring readable characters from the detachable battery.
Description
The present invention relates generally to communication equipment, particularly a kind of battery, it provide a kind of in cellular phone the method for entering handwritten information.
The development of cellular phone is given and is being shown that bidirectional mobile communication has entered a brand-new stage.Yet cellular phone is when providing bidirectional mobile communication, and for the ease of visiting in the widest geographic area, its Financial cost is also very high.In addition, because the user of cellular phone is necessary for the all-calls payment transmitting time expense of its cellular phone of dealing, so except limiting the cellular phone number of announcing them or turning off their phone, at present also have no idea to stop mixed and disorderly calling, yet this may cause them to lose important calling.
A kind of mode of head it off is that cellular phone and a kind of selecting type call receiver (beep-pager) are combined.Had after the cellular phone-selecting type call receiver of this combination, the user just can distribute the number of his selecting type call receiver widely, and limits the number of his cellular phone.When paged, the user can determine whether use his cellular phone callback by telephone number or other accompanying informations.The cellular phone of this combination/selecting type call receiver has independent receiving circuit, so two receivers can be worked, that is, side by side receives message independently of one another even.Unfortunately, traditional cell phone is subjected to the restriction of power supply, and in normal working conditions, can't provide sufficiently long " talk time " for most of users.When cellular phone and selecting type call receiver combined, because these two devices are had higher requirement (its " talk time " is already very short) to the power of battery, then the limited power of battery was not enough more.
In addition, even the cellular phone/selecting type call receiver of this combination has been arranged, the user still can't identify the caller easily from the telephone number that the selecting type call receiver receives.In addition, require the user to limit its telephone number, run counter to the original intention that has cellular phone.So, need a kind of method and apparatus, make the user can import message, note or the order relevant, or send inaudible messages by cellular phone with caller's telephone number.
Fig. 1 is the perspective view of a cellular phone, and its battery has the digitalizer according to first embodiment of the invention;
Fig. 2 is the perspective view of the detachable battery that removes from cellular phone, and it has the digitalizer according to second embodiment of the invention;
Fig. 3 is the perspective view of the detachable battery that removes from cellular phone, and it has the digitalizer according to third embodiment of the invention;
Fig. 4 is the perspective view of the detachable battery that removes from cellular phone, and it has the digitalizer according to fourth embodiment of the invention;
Fig. 5 is cellular phone and the circuit block diagram that is coupled to the digitalizer on the battery according to the preferred embodiment of the invention; With
Fig. 6 is the flow chart of the operation of the digitalizer on description cellular phone and the battery that is coupled to Fig. 5.
With reference to Fig. 1, the cellular phone of demonstration has a battery, and this battery comprises digitalizer according to the preferred embodiment of the invention.This cellular phone 100 has shell 102 and telescopic antenna 104, and this antenna is used for receiving with sending with cell phone 100 communicates by letter.Detachable battery 106 that battery 106 comprises and shell 102 machinery and electric linking are for cell phone provides power supply.The outer surface of detachable battery 106 (or shell) forms (or comprising) display 110 and digitalizer 112 similarly.Power supply is contained in the detachable battery 106, is cellular phone 100 (other circuit that comprises dress in digitalizer 112, display 110 and the battery 106) power supply.Digitalizer 112 makes the user to be input to cellular phone 100 to original handwriting, sign language (gesture), order or note (" hand-written character " or " hand-written information "), and display 110 shows the hand-written information of having imported.Best, digitalizer 112 has a digitlization zone (space) 114, and its size preferably once can only be held maybe can only receive a hand-written character.The user uses pen (stylus) 120 to write for example hand-written character (as letter and number) in the digital block 114 of digitalizer 112.Pen 120 can be the electronic pen that those skilled in the art are familiar with.Pen may be a kind of hard-tipped pen, and it is pressed in the tracked character of generation on the digitalizer.With contact with digitalizer 112 or near digitalizer 112 the pen 120, can in identical digitlization zone 114, write each hand-written character.If necessary, the user can postpone a little meeting before writing next character, so that cellular phone can be retrieved each hand-written character.After the delay, the user continues to write next hand-written character in identical digitlization district 114, up to producing, finish or imported this message.This hand-written character is received (retrieval), is used to generate the hand-written character that can therefrom read, below will at length discuss.Control button 108 is housed, with the various controlled function of other circuit 106 inputs in digitalizer 112 and battery 106, with the input of response hand-written character or message on the surface of battery.
Referring to Fig. 2, it is the perspective view of the detachable battery that disassembles from cellular phone, and this battery has the digitalizer according to second embodiment of the invention.In a second embodiment, the digitalizer 212 that is similar to digitalizer 112 among Fig. 1 is installed (being positioned at or forming its part) on display 210, rather than by the display location or below display.The mutual blocking that is positioned on the battery both sides is coupled to shell on the cellular phone, so that install to battery on the cellular phone or from wherein removing.Interconnected lock 202 provides by the extremely coupling of cellular shell of the power supply of battery, PW and R, TC line.
Referring to Fig. 3, shown the perspective view of the detachable battery of pulling down from cell phone, this battery has the digitalizer according to third embodiment of the invention.In the 3rd embodiment, battery 106 shows the digitalizer 312 that is positioned at display 110 belows, yet digitlization zone 114 is divided into 4 digitlization space 314-320, and the size in each digitlization space is enough to hold or receives a hand-written character.So before repetitive operation, the user shown in 4 digitlization space 314-320 in each in write hand-written character, that is, hand-written character is written in succession-with digitlization space 314 beginning, and finishes with digitlization space 320 by such sequence.This sequence is repeated, and has all imported up to entire message.314-320 carries out mark or sign to the digitlization space, so that the user improves precision.
Referring to Fig. 4, show the perspective view of the detachable battery of pulling down from cell phone, this battery has the digitalizer according to fourth embodiment of the invention.In the 4th embodiment, battery 106 comprises a digitalizer 412, this device has the digitlization space and is divided into 4 digitlization space 414-420, similar to the digitalizer 3 12 among Fig. 3, but digitalizer 412 is arranged in, is positioned at display or screen, or forms the part of display or screen 410.
Referring to Fig. 5, show cellular phone and have circuit block diagram according to the battery of the digitalizer of the embodiment of the invention.This cellular phone 100 comprises the antenna of linking on the duplexer 504 that switches between transmitter 508 and the receiver 506 502.The transmitter of cellular phone is interchangeable to be that transmitter or infra-red transmitter are used for hand-written information is downloaded to an electronic equipment, for example in the computer.The microcomputer 510 that radio-cell 530 is had is coupled to receiver 506, transmitter 508 and interface 514 by self-clock serial data bus 512, and this bus transmits control signal and data-signal in microcomputer 510, transmitter 508, receiver 506 and interface 514.Microcomputer 510 is also linked on the memory 516, it comprises the read-only memory (ROM) that for example is used to store the subroutine of controlling the cellular phone operation, and be used to be stored in the variable that draws during the data of handling hand-written information or reception, the maybe random access storage device of information that will send or data (RAM).Control unit 540 comprises the interface of linking on the keyboard 518 514, and to receive replying of user by keystroke, as the ring or the startup of a call, this can be sent to transmitter 508 by interface 514 under the control of microcomputer 510.Display 520 also links to each other with display message with interface 514, for example the telephone number of input on keyboard 518.Audio frequency is controlled 522 control loudspeakers 524 and microphone 526, to carry out two way voice communication well known to those skilled in the art.
(1) before character of transmission/reception, clear position is arrived the logical one state;
(2) start bit (logical zero) is used to represent the beginning of a frame;
(3) data send and receive in the preferential mode of least significant bit;
(4) use the end of position of rest (logical one) expression frame, a frame comprises start bit, 8 or 9 s' character and position of rest;
(5) one pause is defined by being used for low (logical zero) transmission of at least one whole frame time or receiving.
T (former code data) and C (complement code data) line are one-way lines, and they transmit signal through the interface 514 of control unit 540 between the microcomputer 510 of radio-cell 530, and are communicated by radio-cell 530 and ancillary equipment outside and inside.Article three, line is two-way R (returning) line that microcomputer 510, control unit 540 and ancillary equipment use, with radio-cell 540 and bus on other devices communicatings.Data are sent on the bus under the sequential of T and C setting.People's such as Wilson U.S. Patent No. 4,972,432 " multiplexed synchronous/asynchronous data/address bus " has provided the data format more detailed description, is incorporated herein by reference data.
Cellular phone (the MICROTAC of Motorola for example
TMCellular phone) can upgrade according to the preferred embodiment of the present invention, load onto a cognitron 560, it has comparator 562 and adjuster 564.This cognitron 560 and cellular phone are by power supply 558 power supplies of battery.This cognitron 560 is coupled to memory 558 and digitalizer 552, with entering handwritten information.The user that can receive the cellular phone of hand-written information after the renewal can use pen 120 to submit a written statement to a higher authority at digitalizer 552 and write hand-written character.Digitalizer 552 has a transducer 554 at least, according to contacting with digitalizer 552 or the moving of in its vicinity pen, inducts or produces a signal.The hand-written character that produces (follow the tracks of or write out) on digitalizer 552 is by cognitron 560 retrievals.For example, a plurality of characters of storage in the hand-written character that is retrieved and the memory 558, numeral, or the like template compare to generate readable character, below will go through.
Cognitron 560 in the battery carries out transfer of data by the output port 116 that two data wire T (former code data) and C (complement code data) are coupled to cellular phone with the readable character that (for example) is input to cellular phone on digitalizer 552.Output port 116 has 4 line: C, T, R and PW.The C of output port 116, T, R and power line PW are coupled to cognitron 560, transmit and power supply so that data to be provided.Cognitron 560 can also be shared holding wire R (return data) from cellular phone reception data by being coupled to by mode well known to those skilled in the art.Synchronously send at return data signal that sends on the return data line and the data-signal that on T (former code data) and C (complement code data) line, receives in by cognitron 560 by cellular phone.When receiving hand-written character and therefrom producing readable character, on display 570, show readable character, make the user when it is decoded by cognitron 560, can see information.
By this way, when the user writes on digitalizer or during entering handwritten information, can produce readable character by these hand-written characters, to form hand-written information, be sent to cellular phone by cognitron 560, (for example) is presented on the display 520 or is associated with a telephone number and is stored in the memory of cellular phone.User profile may comprise an order, and when delivering to cellular phone, the indication cellular phone is finished a particular task or operation, for example comprises: dial the number or send a paging.So, by upgrading the battery of honeycomb or phone, make it comprise a digitalizer and a cognitron, and by the battery after data wire C, T and the R coupling renewal, an existing cellular phone just can receive hand-written character by the digitalizer in the battery.The user only need possess have digitalizer and cognitron through improved battery, just can finish particular task with the order cellular phone by entering handwritten information (for example annotation information).
With reference to Fig. 6, show a flow chart, the operation of the cellular phone of Fig. 5 has been described.For entering handwritten information, in step 604, the user uses pen to write on the digitalizer 552 that is arranged in battery or entering handwritten information (or character).For a person skilled in the art clearly, talking through the telephone when carrying out, the user is not easy entering handwritten information, finishes up to talks.So, be preferably in when not talking through the telephone, by the battery input message or the hand-written information of the cellular phone after the repacking.In step 602, cognitron 560 is checked and is determined when entering handwritten information on digitalizer 552.As not detecting input, processing procedure continues to check in step 602 input of hand-written information.Yet, when in step 602, on digitalizer 552, detect handwriting input, adopt the various technology of digitalizer 552 utilizations to capture handwriting input.For example, can be fast the position of (for example, approximately per second is 100 times) detecting pen 120, and by the storage of (x, y) coordinate sequence.Explain that (x, y) coordinate is to determine the input of digitalizer 552.Digitalizer 552 for example, comprises a transducer 554, it uses to follow the tracks of the motion of pen 120 on digitalizer 552 with pen 120, for example, pen pushes point on it partly with induced current or voltage when the digital surface with digitalizer 552 contacts.Another kind method is, on the surface of the digitalizer 552 that is coated with the known resistance material or in its vicinity, charged pen (or pen) 120 produces a signal that can record at digitalizer 552 marginal surfaces, or use pen 120 at digitalizer surface emitting RF (radio frequency) energy, its detects the approximation of RF energy.
The user uses pen 120 by the hand-written character that draws on digitalizer 552, input or generation hand-written character (information or order) in digitlization space 114 (or 214) or digitlization space 314-320 (or 414-420).In step 606, digitalizer 552 is followed the tracks of the motion of pen 120 on digital surface, and retrieval is sent to the hand-written character of cognitron 560 and the information of being drawn.Cognitron 560 for example has the handwriting recognition algorithm that the point sequence that digital unit can be captured is identified as the readable character that can be made an explanation by microcomputer 510, step 608.
According to a preferred embodiment of the invention, adopt trainable system, the user at first is input to some samples of each character wherein, goes out user's handwritten form to train this system identification.Storing sample is also passed through cognitron 560 and is transmitted, and cognitron 560 is relatively imported with generation and readable character and order corresponding sample by comparator 562.In case stored sample, system just uses comparator 562 that the sample of new input and storage is compared determining in step 608 and draws on digitizer 552 or write which character.But the relative specific user of training system can obtain high identification accuracy.Another mode when retrieval, compares the sample of input and the template (being readable character) of storage.The third alternative method comprises the output classification that inputting characters by handwriting that retrieval is handled by neural net or other statistical mechanisms belongs to identify them.
This processing procedure determines when the end that retrieves message, for example, comprises the predetermined stroke (order) that shows the end of message that the user imports, step 610.The user can import other sign languages or stroke to produce the digital element of control appliance in various manners.Sign language or predetermined, or by as above the training so that cellular phone is finished predetermined action.For example, the user can import preceding several characters of the name of storing in catalog memory, draws a circle indication microcomputer 510 then and sends to this people by search address in the memory and handwrite messages.Another order sign language for example is included in the user when rapping ad-hoc location on the digital surface of digitalizer 552, and the training cellular phone is finished particular task.This can represent more information about selecting to the user, and they needn't be remembered must by which button.
In case received the end of message, just the handwrite messages by digitalizer 552 inputs stored step 612.On display 570, show handwrite messages then, make the user can watch and proofread and correct message, step 614.In step 616, by selecting for example a character or a speech of highlighted this message, the user can proofread and correct this character or speech by starting adjuster 564, this can make digitalizer 552 receive other characters or the speech (receiving additional handwritten form) of input on it, step 618, it will replace the character or the speech of high brightness, step 620.So in case adjuster 564 is triggered, the user just can proofread and correct any mistake in the input message.Store this message by its final form then, with the readable character as formation handwrite messages or order, step 622.Step 614-622 is the step that is used to proofread and correct message.Can message be sent to cellular phone, step 624 by universal serial bus by triggering the suitable circuit of output bus 116 well known to those skilled in the art.Receive message or information, and cellular phone is stored in them in the memory 516 step 626.Just this information is got up with the getting in touch of foundation and other user profile or telephone number, to discern its owner as concise and to the point feature (profile) information stores after receiving.For example, by the several characters of writing name and the dialing order (drawing a circle) of drawing, the indication cellular phone is dialed the telephone number relevant with importing name.This name can later be retrieved again, uses the message that sends from cellular phone to comprise with the message of other inputs, for example, sends call to the selecting type call receiver.This hand-written information can be that an order or sign language are so that cellular phone is finished particular task or operation.
In this way, the battery that can upgrade cellular phone receives handwrite messages or order from using pen user of entering handwritten messages on digitalizer.In case input message just can show also and can be proofreaied and correct by the user message.Can use the message of this correction to start the message of a beep-page message or note one storage.Can inputting characters by handwriting or sign language, finish preplanned mission as an order indication cellular phone.So, message that the user is not limited to store in advance or joystick key, they can't allow the user import message very little at an easy rate in cellular phone, because can make it comprise a digitalizer by upgrading battery, hand-written discrimination system easily and easily give the selection and the ability of user input information, message and an order.In addition, the user can use CALLER ID by adding that to its message note is discerned
TMThe caller, obtaining telephone number and this telephone number and caller's name connected, to determine whether to answer or answer calling to this cellular phone.
In a word, the battery that can improve cellular phone makes it can receive hand-written information, this method may further comprise the steps: (a) improve the battery of cellular phone to comprise a digitalizer and a cognitron, (b) improved battery is coupled on the cellular phone, (c) entering handwritten information on the digitalizer of battery, the step (c) that wherein is used to import further comprises step: (d) follow the tracks of the motion of pen on digitalizer, (e) handle hand-written information with cognitron, (g) according to treatment step, generate readable character by hand-written information, (f) proofread and correct readable character, wherein aligning step triggers the additional hand-written information of input step (c) input to produce readable character, (g) store readable character, (h) send readable character to cellular phone.This method also comprises finishes concise and to the point characterization step, to comprise message and relevant readable character, and show this message and associated readable character, and send this message, wherein response comprises that the forwarding step of step comprises the step that hand-written information is downloaded to the electronics setting.Aligning step further comprises step: select to be defined as wrong character, the input substitute character replaces readable character with substitute character.
Claims (10)
1. cellular phone that is used for entering handwritten information is characterized in that comprising:
Be used to carry out the receiver of received communication;
Be used to send the transmitter of communication;
Through improved detachable battery, be used for providing power supply to the cellular phone entering handwritten information with for it; Described detachable battery comprises:
Be used to receive the digitalizer of hand-written information;
Be coupled with digitizer, be used for producing the cognitron of readable character from hand-written information;
Be coupled with cognitron, be used to store the memory of readable character; With
Be used for sending the output port of readable character from detachable battery.
2. according to the cellular phone of claim 1, wherein digitalizer comprises the transducer that is used to follow the tracks of the motion of pen on digitalizer.
3. according to the cellular phone of claim 1, wherein cognitron comprises a comparator, and a plurality of characters that are used for comparison hand-written information and memory are to produce readable character.
4. according to the cellular phone of claim 1, further comprise a microcomputer, be used to handle readable character and also readable character and telephone number connected.
5. according to the cellular phone of claim 4, wherein microcomputer comprises the message that has readable character; And transmitter sends to a selecting type call receiver to this message as beep-page message.
6. according to the cellular phone of claim 1, wherein transmitter comprises a sound transmitter or infra-red transmitter, is used for readable character is downloaded to an electronic equipment.
7. but have in the cellular phone of the battery of improved entering handwritten information, a kind of method comprises step:
(a) battery of improvement cellular phone is to comprise a digitalizer and a cognitron;
(b) improved battery is coupled on the cellular phone;
(c) entering handwritten information on the digitalizer of battery;
(d) handle hand-written information with cognitron;
(e), produce readable character by hand-written information according to treatment step;
(f) storage readable character; With
(g) readable character is sent to cellular phone.
8. according to the method for claim 7, also comprise step:
Produce concise and to the point feature to comprise the message that has readable character; With
Show this message and associated readable character.
9. the method according to claim 7 is included in the step of proofreading and correct readable character before the storing step, and wherein said aligning step excites the input step of the additional hand-written information of input, to produce readable character.
10. but detachable battery through improved entering handwritten information comprises:
The digitalizer that is used for entering handwritten information;
With the digitalizer coupling, be used for producing the cognitron of readable character from hand-written information;
Be coupled with cognitron, be used to store the memory of readable character; With
Be used for transmitting the output port of readable character by detachable battery.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US50497195A | 1995-07-20 | 1995-07-20 | |
| US08/504,971 | 1995-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1159269A true CN1159269A (en) | 1997-09-10 |
Family
ID=24008485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96190774A Pending CN1159269A (en) | 1995-07-20 | 1996-05-30 | Method for entering handwritten information in cellular telephones |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN1159269A (en) |
| AR (1) | AR002875A1 (en) |
| AU (1) | AU5951696A (en) |
| TW (1) | TW344182B (en) |
| WO (1) | WO1997004578A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6907275B2 (en) | 2000-07-21 | 2005-06-14 | Zte Corporation | Method for inputting, displaying and transmitting handwriting characters in a mobile phone and mobile phone enable to use the same |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9701793D0 (en) | 1997-01-29 | 1997-03-19 | Gay Geoffrey N W | Means for inputting characters or commands into a computer |
| DE19744225C2 (en) * | 1997-10-07 | 1999-08-05 | Bosch Gmbh Robert | Radiotelephone |
| EP0927949B1 (en) * | 1997-12-29 | 2005-11-09 | Samsung Electronics Co., Ltd. | Character-recognition system for a mobile radio communication terminal and method thereof |
| FR2786960A1 (en) * | 1998-12-07 | 2000-06-09 | Sagem | Multiple function mobile telephone construction having main telephone body unit with drop in monoblock/battery and external extra function module external cable main body connected. |
| GB2351202A (en) * | 1999-05-18 | 2000-12-20 | Vtech Communications Ltd | Portable telephone with handwriting input surface |
| US6564249B2 (en) | 1999-10-13 | 2003-05-13 | Dh Labs, Inc. | Method and system for creating and sending handwritten or handdrawn messages |
| US6304898B1 (en) * | 1999-10-13 | 2001-10-16 | Datahouse, Inc. | Method and system for creating and sending graphical email |
| US6763373B2 (en) * | 1999-10-13 | 2004-07-13 | Datahouse Labs, Inc. | Method and system for creating and sending handwritten or handdrawn messages |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5200913A (en) * | 1990-05-04 | 1993-04-06 | Grid Systems, Inc. | Combination laptop and pad computer |
| JP3190074B2 (en) * | 1991-09-11 | 2001-07-16 | 株式会社東芝 | Handwriting input device |
-
1996
- 1996-05-30 WO PCT/US1996/007966 patent/WO1997004578A1/en active Application Filing
- 1996-05-30 AU AU59516/96A patent/AU5951696A/en not_active Abandoned
- 1996-05-30 CN CN96190774A patent/CN1159269A/en active Pending
- 1996-06-06 TW TW085106780A patent/TW344182B/en active
- 1996-07-18 AR ARP960103635A patent/AR002875A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6907275B2 (en) | 2000-07-21 | 2005-06-14 | Zte Corporation | Method for inputting, displaying and transmitting handwriting characters in a mobile phone and mobile phone enable to use the same |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1997004578A1 (en) | 1997-02-06 |
| AR002875A1 (en) | 1998-04-29 |
| TW344182B (en) | 1998-11-01 |
| AU5951696A (en) | 1997-02-18 |
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