CN103309501A - Method and system for controlling display driving chip by using touch sensing chip - Google Patents
Method and system for controlling display driving chip by using touch sensing chip Download PDFInfo
- Publication number
- CN103309501A CN103309501A CN2013101688743A CN201310168874A CN103309501A CN 103309501 A CN103309501 A CN 103309501A CN 2013101688743 A CN2013101688743 A CN 2013101688743A CN 201310168874 A CN201310168874 A CN 201310168874A CN 103309501 A CN103309501 A CN 103309501A
- Authority
- CN
- China
- Prior art keywords
- touch
- transmission signal
- chip
- sequence transmission
- signal
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims abstract description 69
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000012790 confirmation Methods 0.000 claims 2
- 230000002045 lasting effect Effects 0.000 claims 2
- 238000012423 maintenance Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 13
- 230000000875 corresponding effect Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 240000001439 Opuntia Species 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Position Input By Displaying (AREA)
Abstract
A method and system for controlling a display driving IC using a touch sensing chip. The method of the embodiment of the invention comprises the following steps: the display driving chip receives a sequence transmission signal with mode indication information from the touch sensing chip, and acquires the operation mode of the touch sensing chip according to the mode indication information. The method of another embodiment of the present invention includes setting a scan setting register of the display driver chip according to the setting information of the serial transmission signal when the touch sensor chip operates in the setting mode, and driving the scan lines according to the contents of the scan setting register after the first predetermined time elapses according to the scan command information of the serial transmission signal when the touch sensor chip operates in the command mode. By adopting the method and the system provided by the embodiment of the invention, the efficiency of touch sensing can be improved.
Description
Technical field
The present invention relates to a kind of touch-control scan control interface, particularly a kind of via above-mentioned control interface so that the touch-control sensing chip is able to the method and the system that uses the method that control display drives chip.
Background technology
When a touch-control system carried out touch-control sensing, the tolerance level that correlation noise is disturbed can be a standard judging this touch-control system performance.And the interference that may occur for special frequency channel, existing touch-control system basically more uses timesharing/subarea-scannings or the mode that changes sweep frequency solves.
When touch-control system is when using shift register to carry out touch-control sensing, because can only carry out P-SCAN (sequentially), so that the scanning that drives between a certain given zone still needs to repeat to scan other zones, so will reduce the efficient that whole touch-control sensing carries out.
Summary of the invention
For the problem that prior art exists, the present invention discloses a kind of method that is driven chip (display driving IC) by touch-control sensing chip (touch sensing IC) control display.The touch-control sensing chip is the contact panel that scans and receive its sensing signal in order to control, and display driver chip is the multi-strip scanning line in order to control display panel and driving contact panel.Method of the present invention comprises: display driver chip receives the sequence transmission signal that comes from the touch-control sensing chip, wherein the sequence transmission signal includes the pattern indication information, display driver chip is known the operating mode of touch-control sensing chip according to the pattern indication information, and the sequence transmission signal also includes set information (setting message) or scan command information (command message) corresponding to the operating mode of touch-control sensing chip.The present invention comprise equally when the touch-control sensing chip be when operating on set model, display driver chip drives the scanning set-up register of chip according to the set information set and display of sequence transmission signal, and when the touch-control sensing chip be running during in command mode, after display driver chip finishes in first schedule time according to the scan command information of sequence transmission signal according to the content driven sweep trace of scanning set-up register.
The present invention discloses a kind of system that uses the method for above-mentioned touch-control sensing chip controls display driver chip in addition.This system comprises the contact panel that is scanned and received its sensing signal by the touch-control sensing chip controls, and by the display panel of display driver chip control, wherein the multi-strip scanning line of contact panel is driven by display driver chip.Display driver chip is the sequence transmission signal that comes from the touch-control sensing chip in order to reception, wherein the sequence transmission signal comprises the pattern indication information, display driver chip is known the operating mode of touch-control sensing chip according to the pattern indication information, and the sequence transmission signal also comprises set information or scan command information corresponding to the operating mode of touch-control sensing chip.When the touch-control sensing chip is when operating on set model, drive the scanning set-up register of chip according to the set information set and display of sequence transmission signal.When the touch-control sensing chip is when operating in command mode, finish the content driven sweep trace of rear foundation scanning set-up register in first schedule time according to the scan command information of sequence transmission signal.
The method and system that the embodiment of the invention provides can solve the problem of the Efficiency Decreasing that the whole touch-control sensing that exists in the prior art carries out.
Above about content of the present invention explanation and the explanation of following embodiment be in order to demonstration with explain spirit of the present invention and principle, and provide claim of the present invention further to explain.
Description of drawings
Fig. 1 is the block schematic diagram according to a display device of one embodiment of the invention.
Fig. 2 is the circuit diagram according to the realization touch-control sensing chip controls display driver chip of one embodiment of the invention.
Fig. 3 is the schematic diagram according to the sequence transmission signal of one embodiment of the invention.
Fig. 4 is the signal timing diagram according to one embodiment of the invention.
Fig. 5 A is the schematic diagram according to the driven sweep line signal of one embodiment of the invention.
Fig. 5 B is the schematic diagram according to the driven sweep line signal of one embodiment of the invention.
Fig. 6 is the method flow diagram by TPIC control DDIC according to one embodiment of the invention.
[main description of reference numerals]
102 contact panels
104 display panels
106、202TPIC
108、204DDIC
112,206 time clock lines
114,208 signal wires
116 synchronous signal lines
306 starting bits
308 stop bits
312,314,316,318 byte datas
322,334DDIC address date
324,336TPIC operating mode data
326,337 acknowledgement signals
328,329 mode register address dates
332 set informations
338 open beginning sweep trace information
342 finish sweep trace information
344 scan commands
346 predetermined level time spans
402,406,414 time points
Transmission/the time of reception of 404 sequence transmission signals
408 first schedule times
412 second schedule times
502,504 driven sweep line signals
505,507,509,511,513,517,519,521 driving pulses
506,514 stand-by period
508,515 fate arteries rush the interval
512,516 driving pulse time spans
The method flow of 600TPIC control DDIC
602,603TPIC and DDIC are initial
604 wait for the synchronizing signal VSYNC that comes from DDIC
605 wait for the synchronizing signal HSYNC of DDIC
606 determine whether will send any touch-control scan control interface (touch scanning control interface, TSCI) request
The motion flow of 608TSCI
612 receive the set information/command information that comes from TPIC
614 determine whether TPIC operates under command mode
616 waited for for first schedule time
618 beginning driven sweep lines
622DDIC sets its scanning set-up register according to the set information in the sequence transmission signal
624TPIC can wait the end of clock pulse signal to be maintained
626TPIC can finish the action of TSCI
628TPIC judges whether arrived the end of each width of cloth signal this moment
Embodiment
Below in embodiment, be described in detail detailed features of the present invention and advantage, its content is enough to make any technician who is familiar with this area general knowledge to understand technology contents of the present invention and implements according to this, and according to the disclosed content of this instructions, claim and accompanying drawing, any technician who is familiar with this area general knowledge can understand purpose and the advantage that the present invention is correlated with easily.Following embodiment further describes viewpoint of the present invention, but is not to limit anyways category of the present invention.
See also Fig. 1, Fig. 1 is the simple block diagram according to the display device 100 of one embodiment of the invention.This shows that induction installation 100 includes contact panel (touch panel) 102, display panel (display panel) 104, is used for controlling touch-control sensing chip (the touch panel integrated circuit of the scanning of contact panel 102, TPIC) 106 and the display driver chip (display driving integrated circuit, DDIC) 108 of control display panel 104.
TPIC106 can be electrically connected by time clock line (clock) 112 and signal wire (data) 114 with DDIC108.Wherein time clock line 112 is connected to common-battery potential source (VDD) by resistance R 1 and R2 respectively with signal wire 114.Via time clock line 112 and signal wire 114, TPIC106 can control DDIC108 and arrive contact panel 102 with output scanning signal (TX), and from the sensing signal (RX) of contact panel 102 receptions in response to this sweep signal.DDIC108 will be considered to controlled end (slave) because the present invention provides the method for a kind of TPIC106 control DDIC108, and TPIC106 will be regarded as main side (master).One embodiment of the invention are by allowing DDIC108 can be configured to have the ability of serving as controlled end, so that TPIC106 can control the running of DDIC108.
Between TPIC106 and DDIC108, there is in addition synchronizing signal to pass through synchronous signal line 116 transmission.This synchronizing signal includes horizontal-drive signal (HSYNC) and vertical synchronizing signal (VSYNC).
See also Fig. 2, Fig. 2 is the circuit diagram that drives chip 204 according to realization touch-control sensing chip 202 control displays of one embodiment of the invention.As previously mentioned, touch-control sensing chip (TPIC) 202 and display driver chip (DDIC) 204 can be electrically connected to each other by time clock line 206 and signal wire 208, and time clock line 206 and signal wire 208 are connected to common-battery potential source VDD by pull-up resistor R1 and R2 respectively.When the output clock pulse (CLK_OUT) of TPIC202 or DDIC204 or output signal (DATA_OUT) are low level, time clock the line 206 or signal level of signal wire 208 is at low level state equally.Otherwise, when the output clock pulse of TPIC202 or DDIC204 or output signal are high level in correspondence, time clock the line 206 or signal of signal wire 208 will be pulled up to corresponding high level by pull-up resistor R1 and R2.
By time clock line 206 and signal wire 208, TPIC202 can the transfer sequence signal transmission to DDIC204.The sequence transmission signal of transmission can be the pattern appointed information on clock line 206 and the signal wire 208 at this moment, and this pattern appointed information can allow TPIC202 be notified the operating mode of DDIC204 about TPIC202.This operating mode includes set model and command mode.
When TPIC202 running when set model (setting mode), TPIC202 is able to via time clock line 206 and signal wire 208 transmission set informations (setting message) to DDIC204.And when TPIC202 running when command mode (command mode), 208 of time clock line 206 and signal wires are given DDIC204 from TPIC202 transmission scan command information (command message).
See also Fig. 3, Fig. 3 is the schematic diagram according to the sequence transmission signal 300-304 of an embodiment disclosed by the invention.Sequence transmission signal 300-304 all includes the signal by time clock line and signal wire transmission.Sequence transmission signal 300 is pointed out the basic format of sequence transmission signal 302-304.For instance, sequence transmission signal 300 includes start bit (start bit) 306 and stop bit (stop bit) 308.Between start bit 306 and stop bit 308, include a plurality of bytes (byte) data 312-318.These a plurality of byte data 312-318 comprise DDIC address date, TPIC operating mode data, pattern set-up register address (register address) data, set information (setting message), initial/end sweep trace information (start scan line/end scan line) and scan command information (command message).
Sequence transmission signal 302 transmits an embodiment of the signal on time clock line and signal wire for when TPIC operates on set model.As previously mentioned, sequence transmission signal 302 includes DDIC address date (device ID) 322 (corresponding to the byte data 312 of sequence transmission signal 300), TPIC operating mode data (mode) 324 are connected in after the DDIC address date.This mode data can be a position (bit) length.This mode data 324 can be for being set to 1 during at set model when TPIC running, and mode data 324 is set to 0 when TPIC operates in command mode.And after the DDIC of corresponding DDIC address date 322 received TPIC operating mode data 324, DDIC can respond a really number of collection of letters of bit length (acknowledgment, ACK) 326 to TPIC.In one embodiment, the data of a DDIC byte of every reception (byte) will return an acknowledgement signal 326.Yet if after a byte data is received, TPIC do not receive and comes from DDIC really during the number of collection of letters 326, can retransfer byte data and send information warning of TPIC.
Sequence transmission signal 302 includes mode register address date 328 and 329 (can corresponding to the byte data 314 and 316 of sequence transmission signal 300) in addition, that is to say that the length of this mode register address date may reach two bytes.Equally behind the mode register address date that receives each byte, bit length really number of collection of letters 326 can return to TPIC by DDIC.
The length of the set information 332 that sequence transmission signal 302 comprises in addition has a byte (corresponding to the byte data 318 of serial signal 300) at least.This set information 332 is contents of setting corresponding to the mode register of mode register address date.Similarly, after the set information 332 of a byte is received, bit length really number of collection of letters 326 will be transferred into TPIC.
When TPIC operated in command mode, the sequence transmission signal 304 of the DDIC that transfers to included DDIC address date 334 equally, length is a position and is set to 0 TPIC operating mode data 336, initial sweep trace information 338, end sweep trace information 342 and scan command 344.With identical in the situation of set model when the TPIC running, when receiving, DDIC continues after the TPIC of DDIC address date 334 operating mode data 336, and another acknowledgement signal 337 can be sent to TPIC by DDIC.Acknowledgement signal 337 receives the beginning sweep trace information 338 that opens at DDIC equally, finishes to be sent to TPIC by DDIC behind sweep trace information 342 and the scan command 344.
After after DDIC finishes reception scan command 344, can waiting for first one period first schedule time, begin the driven sweep line according to the content of mode register and the indication of scan command 344.And within above-mentioned first schedule time and before the driven sweep toe-in bundle, the clock pulse signal that transmits at the time clock line all remains on a predetermined level.Or rather, this time clock signal can be held (stretch) at predetermined level and keep one period second schedule time after scanning motion begins to carry out, so that clock pulse signal is positioned at the summation that the time span 346 of predetermined level equals first schedule time and second schedule time.First schedule time was take synchronizing signal HSYNC as unit, that is to say that the time span of first schedule time can be the time span of a plurality of synchronizing signal HSYNC.
After the time clock signal will no longer continue to remain on predetermined level, can be output such as the stop bit 308 of sequence transmission signal 300.Afterwards, DDIC can wait for the reception of next sequence transmission signal.
See also Fig. 4, Fig. 4 is the signal timing diagram according to one embodiment of the invention.TPIC can send the request (touch scan control interface request, TSCI request) of control DDIC.This TSCI request can be the request (TSCI request) of control DDIC.And TSCI request be synchronizing signal (HSYNC) when being in negative edge (time point 402) begin to control the action that DDIC carries out the driven sweep line.Afterwards, the sequence transmission signal 204 that TPIC can transmit such as Fig. 3 comprises DDIC address, the initial/information such as sweep trace and scan command that finish to DDIC, the transmission of this sequence transmission signal 204 and reception need the time of length 404 in one embodiment, and the clock pulse signal that namely transmits at the time clock line when time point 406 (CLK) can pulled down to predetermined level.And after starting at the first schedule time length 408, time point 406 when synchronizing signal HSYN is in another negative edge once again, begins the driven sweep line.
The driven sweep line may last till the time span of second schedule time 412, and still is maintained at predetermined level until finish the action of driven sweep line at this second schedule times 412 length internal clock pulse signal.
In one embodiment, the first schedule time length 408 can be greater than the second schedule time length 412.
TPIC can send the request (such as the 2nd TSCI request) of setting DDIC scanning set-up register content equally.This 2nd TSCI request is at synchronizing signal HSYNC during at a negative edge when (time point 414), so that TPIC transmits as the sequence transmission signal of Fig. 3 304 arrives DDIC equally.The information that this sequence transmission signal 304 comprises can be stored in such as the set information that is used for setting the scanning set-up register among the scan register, and the driving of sweep trace then is according to the content (set information) of these scanning set-up registers for it.
The scanning set-up register of DDIC includes set-up register (setting register) and command register (command register).The content of set-up register and command register can be with reference to the explanation of figure 5A and Fig. 5 B.It is respectively the schematic diagram of driven sweep line signal (TX) 502 and 504 that Fig. 5 A also has Fig. 5 B.Driven sweep line signal includes a plurality of driving pulse 505-511 and 513,517,519 and also has 521.Fig. 5 A is the situation that certain contact panel of hypothesis has 4 sweep traces with Fig. 5 B.Fig. 5 A can be used for equally illustrating that with Fig. 5 B other contact panel has the situation that surpasses 4 sweep traces, and only selects wherein the scanning line driving that 4 sweep traces are done particular range.And the sweep trace of particular range can be defined by aforementioned initial sweep trace and end sweep trace information.
The driving of sweep trace can wait for that the schedule time (stand-by period (offset)) 506 begins afterwards after the triggering of motor synchronizing signal HSYNC negative edge.This schedule time 506 can be the part of the content of set-up register.And drive between the driving pulse of each sweep trace predetermined interval (hold time) 508 may be arranged, and the time span of each driving pulse (TX width) 512 is the part of set-up register content equally.In addition, 502 pairs of 4 sweep traces of driven sweep line signal drive respectively 2 times, and the number of times of this driving individual scanning line is the part of command register contents.
To 4 scanning line driving 2 times, this scanning line driving of 2 times is the part of command register contents as previously mentioned equally respectively for similar ground, driven sweep line signal 504.After pointing out to wait for the scheduled wait time 514 after motor synchronizing signal HSYNC negative edge triggers equally, driven sweep line signal 504 just begins to drive the action of these 4 sweep traces.This scheduled wait time 514, adjacent driven is interpulse that predetermined interval 515 may be arranged, and each driving pulse time span 516 all can be the part of the content of set-up register.Fig. 5 A is that Fig. 5 B drives the sweep trace that each bar will scan first 2 times in order sequentially (sequentially) driving of all 4 sweep traces that will scan 1 time.In other words, the sweep trace of Fig. 5 A and Fig. 5 B adheres to different drive pattern (TX mode) in fact separately, and this drive pattern information is similarly the part of command register contents.
Fig. 6 is method 600 process flow diagrams by TPIC control DDIC according to one embodiment of the invention.TPIC and DDIC at first begin origination action (step 602 and 603) each other.TPIC can wait for the synchronizing signal VSYNC (step 604) that comes from DDIC afterwards, and TPIC also can wait for the synchronizing signal HSYNC (step 605) of DDIC, and can determine whether will send any TSCI request (step 606).After sending the TSCI request, TPIC just can begin the motion flow (step 608) of TSCI.This motion flow at first is to receive the set information/command information (step 612) that comes from TPIC by DDIC.This set information/command information is that the mode via the sequence transmission signal is transferred to DDIC by TPIC.
DDIC can judge via the sequence transmission signal that receives the operating mode of TPIC, whether operates (step 614) to determine TPIC under command mode.When TPIC is when operating, after can waiting for for first schedule time, DDIC just begins driven sweep line (step 616-618) under command mode.When the sequence transmission signal that DDIC receives points out that TPIC is not in command mode but when operating, DDIC can set its scanning set-up register (step 622) according to the set information in the sequence transmission signal under set model.As aforementioned DDIC during at step 618 driven sweep line, DDIC can carry out according to the content (this content is written to the scanning set-up register usually in step 622) of scanning set-up register.
The action of this DDIC driven sweep line carry out during, the clock pulse signal CLK between DDIC and TPIC (such as the clock pulse signal in time clock line 206 transmission of Fig. 2) can be maintained at certain prearranged signal level.In other words, TPIC can wait the end (step 624) of clock pulse signal to be maintained.Afterwards, TPIC can finish the action (step 626) of TSCI.
TPIC also can judge whether arrived the end (step 628) of each width of cloth (frame) signal this moment, and if so, flow process 600 can go to step 604 to wait for synchronizing signal VSYNC.Otherwise flow process 600 can go to step 605 to wait for synchronizing signal HSYNC.
Although the present invention with aforesaid embodiment openly as above, so it is not to limit the present invention.Without departing from the spirit and scope of the present invention, the change of doing and retouching all belong to scope of patent protection of the present invention.The protection domain that defines about the present invention please refer to the scope of appended claim.
Claims (21)
1. method by a touch-control sensing chip controls one display driver chip, wherein this touch-control sensing chip is a contact panel that scans and receive the one sensing signal in order to control, and this display driver chip is a plurality of sweep traces of controlling a display panel and driving this contact panel, and the method comprises:
This display driver chip receives a sequence transmission signal that comes from this touch-control sensing chip, wherein this sequence transmission signal includes a pattern indication information, this display driver chip is known an operating mode of this touch-control sensing chip according to this pattern indication information, and this sequence transmission signal also includes a set information or one scan command information corresponding to this operating mode of this touch-control sensing chip;
When this touch-control sensing chip is when operating on a set model, this display driver chip drives the one scan set-up register of chip according to this set information set and display of this sequence transmission signal; And
When this touch-control sensing chip is running during in a command mode, after this display driver chip finishes in one first schedule time according to this scan command information of this sequence transmission signal according to the described a plurality of sweep traces of a content driven of this scanning set-up register.
2. the method for claim 1, also be contained in this scanning motion and begin to carry out rear lasting maintenance one time clock signal in one second schedule time an of predetermined level, receive another this sequence transmission signal after finishing at the described a plurality of sweep traces of driving, wherein this clock pulse signal is another sequence transmission signal.
3. method as claimed in claim 2, wherein this touch-control sensing chip is configured to wait for that this display driver chip continues to keep this clock pulse signal after this predetermined level reaches this second schedule time, prepares to transmit another this sequence transmission signal.
4. method as claimed in claim 2, wherein this first schedule time is as unit take a horizontal-drive signal.
5. the method for claim 1 also is contained in when receiving this sequence transmission signal and transmits a confirmation to this touch-control sensing chip.
6. the method for claim 1, this sequence transmission signal of this predetermined length includes an address of this display driver chip, an address of this pattern set-up register, this set information, or initial/as to finish sweep trace information.
7. the method for claim 1 also is contained in to finish and drives described a plurality of sweep traces or finish and wait for another this sequence transmission signal of reception after setting this scanning set-up register.
8. the method for claim 1, wherein the time length of this first schedule time is greater than a time length of this scan command information.
9. the method for claim 1, wherein this content of this scanning set-up register comprises one scan line scope corresponding when driving described a plurality of sweep trace.
10. the method for claim 1, wherein this touch-control sensing chip is configured to receive the synchronous signal that this display driver chip is exported, and determines whether to have in this synchronizing signal a touch-control scan control interface demand.
11. the method for claim 1, wherein this touch-control sensing chip is configured to determine this touch-control sensing chip that will control and sets the one group of parameter that drives described a plurality of sweep traces when operating in this set model, wherein this group parameter comprises the stand-by period of a driving pulse, one driving pulse time span, and the interval of two adjacent driving pulses.
12. a use is comprised by the system of the method for a touch-control sensing chip controls one display driver chip:
One is scanned and is received the contact panel of one sensing signal by this touch-control sensing chip controls; And
One display panel by this display driver chip control, wherein a plurality of sweep traces of this contact panel are driven by this display driver chip;
Wherein, this display driver chip is a sequence transmission signal that comes from this touch-control sensing chip in order to reception, wherein this sequence transmission signal comprises a pattern indication information, this display driver chip is known an operating mode of this touch-control sensing chip according to this pattern indication information, and this sequence transmission signal also comprises a set information or one scan command information corresponding to this operating mode of this touch-control sensing chip;
When this touch-control sensing chip is when operating on a set model, set the one scan set-up register of this display driver chip according to this set information of this sequence transmission signal; And
When this touch-control sensing chip is when operating in a command mode, finish to scan according to this afterwards the described a plurality of sweep traces of a content driven of set-up register in one first schedule time according to this scan command information of this sequence transmission signal.
13. system as claimed in claim 12, wherein this touch-control sensing chip is configured to receive the synchronous signal that this display driver chip is exported, and determines whether to have in this synchronizing signal a touch-control scan control interface demand.
14. system as claimed in claim 12, wherein this touch-control sensing chip is configured to determine this touch-control sensing chip that will control and one group of parameter setting this scanning motion when operating in this set model, wherein this group parameter comprises the stand-by period of a driving pulse, one driving pulse time span, and the interval of two adjacent driving pulses.
15. system as claimed in claim 12, wherein this touch-control sensing chip is one scan line scope corresponding when driving described a plurality of sweep trace in order to decision when operating in this command mode, and this content of this scanning set-up register comprises this scanning line range.
16. system as claimed in claim 12, wherein this display driver chip also is contained in this scanning motion and carries out rear lasting maintenance one time clock signal in one second schedule time an of predetermined level, receive another this sequence transmission signal after finishing at the described a plurality of sweep traces of driving, wherein this clock pulse signal is another sequence transmission signal.
17. system as claimed in claim 12, wherein this touch-control sensing chip is configured to wait for that this display driver chip continues to keep this clock pulse signal after this predetermined level reaches this second schedule time, prepares to transmit another this sequence transmission signal.
18. system as claimed in claim 12 transmits a confirmation to this sensing control chip when wherein this display driver chip also is contained in this sequence transmission signal that receives a predetermined length.
19. system as claimed in claim 12, wherein this sequence transmission signal of this predetermined length includes an address of this display driver chip, an address of this pattern set-up register, this set information, or initial/end sweep trace information.
20. system as claimed in claim 12 waits for after wherein this display driver chip also is contained in and finishes the described a plurality of sweep traces of driving or finish this scanning set-up register of setting receiving another this sequence transmission signal.
21. system as claimed in claim 12, wherein the time length of this first schedule time is greater than a time length of this command information.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102101201 | 2013-01-11 | ||
| TW102101201A TWI488083B (en) | 2013-01-11 | 2013-01-11 | Method using touch sensing ic to control display driving ic and system using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103309501A true CN103309501A (en) | 2013-09-18 |
| CN103309501B CN103309501B (en) | 2016-02-10 |
Family
ID=49134791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310168874.3A Active CN103309501B (en) | 2013-01-11 | 2013-05-09 | Method and system for controlling display driving chip by using touch sensing chip |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103309501B (en) |
| TW (1) | TWI488083B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112262426A (en) * | 2018-06-12 | 2021-01-22 | 三星显示有限公司 | Display device, driving apparatus for display device, and driving method of display device |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI587190B (en) * | 2015-11-04 | 2017-06-11 | 友達光電股份有限公司 | Touch display apparatus and shift register thereof |
| TWI663531B (en) * | 2017-08-18 | 2019-06-21 | 友達光電股份有限公司 | Electronic device having touch panel and control circuit thereof |
| CN109992148B (en) * | 2017-12-14 | 2023-06-20 | 矽创电子股份有限公司 | Touch display driving circuit |
| TWI647605B (en) * | 2018-02-14 | 2019-01-11 | 李尚禮 | Signal processing method of touch sensing device and touch sensing device |
| US20210280148A1 (en) * | 2020-03-03 | 2021-09-09 | Mediatek Inc. | Dynamic frame rate mechanism for display device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101930314A (en) * | 2009-06-24 | 2010-12-29 | 奇景光电股份有限公司 | Touch control system in order to the control contact panel |
| CN102243554A (en) * | 2010-05-14 | 2011-11-16 | 瑞鼎科技股份有限公司 | Control method and control circuit for determining touch detection mode of touch panel |
| CN102402330A (en) * | 2010-09-08 | 2012-04-04 | 乐金显示有限公司 | Display device having touch sensor and method of driving the same |
| US20120249446A1 (en) * | 2011-04-01 | 2012-10-04 | Novatek Microelectronics Corp. | Touch-sensing apparatus |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5539106B2 (en) * | 2010-08-23 | 2014-07-02 | 株式会社ジャパンディスプレイ | Display device with touch detection function, drive circuit, driving method of display device with touch detection function, and electronic device |
| TWI439050B (en) * | 2010-10-27 | 2014-05-21 | Au Optronics Corp | Shift register and touch device |
| KR101819678B1 (en) * | 2011-04-07 | 2018-01-17 | 엘지디스플레이 주식회사 | Display having touch sensor and driving method thereof |
-
2013
- 2013-01-11 TW TW102101201A patent/TWI488083B/en active
- 2013-05-09 CN CN201310168874.3A patent/CN103309501B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101930314A (en) * | 2009-06-24 | 2010-12-29 | 奇景光电股份有限公司 | Touch control system in order to the control contact panel |
| CN102243554A (en) * | 2010-05-14 | 2011-11-16 | 瑞鼎科技股份有限公司 | Control method and control circuit for determining touch detection mode of touch panel |
| CN102402330A (en) * | 2010-09-08 | 2012-04-04 | 乐金显示有限公司 | Display device having touch sensor and method of driving the same |
| US20120249446A1 (en) * | 2011-04-01 | 2012-10-04 | Novatek Microelectronics Corp. | Touch-sensing apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112262426A (en) * | 2018-06-12 | 2021-01-22 | 三星显示有限公司 | Display device, driving apparatus for display device, and driving method of display device |
| US20210248950A1 (en) * | 2018-06-12 | 2021-08-12 | Samsung Display Co., Ltd. | Display device, driving apparatus for display device, and driving method of display device |
| US11710441B2 (en) * | 2018-06-12 | 2023-07-25 | Samsung Display Co., Ltd. | Display device, driving apparatus for display device, and driving method of display device |
| CN112262426B (en) * | 2018-06-12 | 2024-08-16 | 三星显示有限公司 | Display device, driving apparatus for display device, and driving method for display device |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI488083B (en) | 2015-06-11 |
| TW201428571A (en) | 2014-07-16 |
| CN103309501B (en) | 2016-02-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103309501B (en) | Method and system for controlling display driving chip by using touch sensing chip | |
| EP3229113B1 (en) | Drive method and device for touch control display panel, and touch control display panel | |
| CN106033663B (en) | Internal clock signal control for display device, display driver and display device system | |
| WO2014000362A1 (en) | Method for driving touch display screen | |
| CN104361877B (en) | The driving method of a kind of display floater, its driving means and display device | |
| KR101813422B1 (en) | Transmission device, reception device, transmission/reception system, and image display system | |
| CN103678209A (en) | Method and system for transmitting data on basis of serial peripheral interface buses | |
| TW200734743A (en) | Method of transmitting data signals and control signals using a signal data bus and related apparatus | |
| TWI507000B (en) | Interface method for data tx/rx system using data stream | |
| CN105677598B (en) | The module and method of multiple MEMS sensor data are quickly read based on I2C interface | |
| US20160034060A1 (en) | TOUCH DISPLAY DEVICE with multiple alternating touch periods and display periods per frame | |
| CN104915165A (en) | Receiver circuit and operating method of the same | |
| CN102262851A (en) | Gate driver and display device having gate driver | |
| CN102438117A (en) | Image data acquisition method for camera on handheld terminal and handheld terminal | |
| CN103029429B (en) | Print system and color batch control method thereof | |
| US10899362B2 (en) | Communication apparatus and communication system | |
| CN100468492C (en) | Method for correcting display data enable signal | |
| TW201528740A (en) | Transmission device, reception device, transmission/reception system, and image display system | |
| US20090096775A1 (en) | Differential signal interfacing device and related method | |
| CN105023544A (en) | Touch control display module and driving method thereof, and source driver | |
| CN104036735A (en) | Display driving apparatus, and driving method of display panel | |
| US8868812B2 (en) | Interface for communication between sensing devices and I2C bus | |
| KR20190064333A (en) | Integrated circuit for driving display panel | |
| WO2015043051A1 (en) | Touch control display device and drive method therefor | |
| CN102467871B (en) | LED dynamic display system and method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |