CN106599985B - A kind of character wheel counting device and its method of band critical judgement and positive side judgement - Google Patents
A kind of character wheel counting device and its method of band critical judgement and positive side judgement Download PDFInfo
- Publication number
- CN106599985B CN106599985B CN201710008625.6A CN201710008625A CN106599985B CN 106599985 B CN106599985 B CN 106599985B CN 201710008625 A CN201710008625 A CN 201710008625A CN 106599985 B CN106599985 B CN 106599985B
- Authority
- CN
- China
- Prior art keywords
- outer ring
- photoelectric tube
- data
- character wheel
- opto
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M1/00—Design features of general application
- G06M1/27—Design features of general application for representing the result of count in the form of electric signals, e.g. by sensing markings on the counter drum
- G06M1/272—Design features of general application for representing the result of count in the form of electric signals, e.g. by sensing markings on the counter drum using photoelectric means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Optical Transform (AREA)
Abstract
The present invention provides the character wheel counting device and its method of a kind of band critical judgement and positive side judgement, belongs to counting device field, including transverse slat, photoemission plate, character wheel and opto-electronic receiver plate；The photoemission plate and opto-electronic receiver plate are separately positioned on the both ends of transverse slat；The character wheel is arranged in transverse slat bottom；The photoemission plate, character wheel and opto-electronic receiver plate are on logical straight line.The transverse slat includes fixed plate and control circuit board；The control circuit board is arranged in fixed plate.The photoemission plate is uniformly distributed 5 emission phototubes on 180 ° of covering of the fan, and each 36 ° of interval is uniformly distributed；Outer ring emission phototube is provided at the top of intermediate emission phototube.The opto-electronic receiver plate is uniformly distributed 5 reception photoelectric tubes on 180 ° of covering of the fan, and each 36 ° of interval is uniformly distributed；It is provided with outer ring at the top of intermediate reception photoelectric tube and receives photoelectric tube.
Description
Technical field
The present invention relates to counting device fields, are specifically to be related to the character wheel of a kind of band critical judgement and positive side judgement
Counting device and its method.
Background technique
Character wheel is a kind of main component for metrical instrument, instrument counting device etc..Character wheel is generally disc structure,
The outer peripheral surface of disk is uniformly distributed 0~90 numbers, can be counted according to the position that character wheel rotates.Acquire the meter of character wheel
Mechanical or photo-electric can be used in number.Mechanical cumulative errors are big, less use now.Photo-electric is punched on wheel disc,
Determine corresponding number using the combination of hole site, size, however since hole site, size design unreasonable, also hold very much
Easily cause error in reading.
Patent announcement number is the character wheel and counting device of 201993799 U of CN, and the character wheel and counting device be not original
On the basis of coding, increase critical judge carry, does not increase the positive side for improving accuracy of reading to coding judgement, so that skill
Art error is very big.Domestic photo-electronic directly reading character wheel counting device current simultaneously is all in test experience without founding mathematical models
On the basis of carry out the work of code read, therefore do not have a precondition of machine learning and artificial intelligence.Do not carry out
The Intelligent improvement of Machine self-learning and artificial intelligence, is not encrypted mostly, does not have cloud computing and the networking of Internet of Things
Safety standard.
Summary of the invention
In view of the deficiency of the prior art, the character wheel counting device of a kind of band critical judgement and positive side judgement is provided
And its method.
The present invention solves the above problems by the following technical programs:
A kind of character wheel counting device of band critical judgement and positive side judgement, including transverse slat, photoemission plate, character wheel and photoelectricity
Receiver board；The photoemission plate and opto-electronic receiver plate are separately positioned on the both ends of transverse slat；The character wheel is arranged in transverse slat bottom；
The photoemission plate, character wheel and opto-electronic receiver plate are on logical straight line；
The transverse slat includes fixed plate and control circuit board；The control circuit board is arranged in fixed plate；
The photoemission plate is uniformly distributed 5 emission phototubes on 180 ° of covering of the fan, and each 36 ° of interval is uniformly divided
Cloth；Outer ring emission phototube is provided at the top of intermediate emission phototube；
The opto-electronic receiver plate is uniformly distributed 5 reception photoelectric tubes on 180 ° of covering of the fan, and each 36 ° of interval is uniformly divided
Cloth；It is provided with outer ring at the top of intermediate reception photoelectric tube and receives photoelectric tube；5 emission phototubes are received with 5 respectively
Photoelectric tube corresponds；It is corresponding and on the same line that the outer ring emission phototube and outer ring receive photoelectric tube；
The character wheel is equipped with 3 inner ring apertures, outer ring aperture；3 inner ring apertures are described outer on the inner ring of character wheel
Aperture is enclosed on the outer ring of character wheel；
The control circuit board include telecommunication circuit, encrypted circuit, controller circuitry, digital coding photoelectric transmitting line,
Digital coding opto-electronic receiver circuit and power circuit；The input terminal and controller circuitry of the digital coding photoelectric transmitting line connect
It connects；The output end and emission phototube and outer ring emission phototube on photoemission plate of the digital coding photoelectric transmitting line
Connection；The output end of the digital coding opto-electronic receiver circuit is connect with controller circuitry；The digital coding opto-electronic receiver electricity
The input terminal on road receives photoelectric tube with reception photoelectric tube and outer ring and connect；The encrypted circuit of the output end of the controller circuitry with
Telecommunication circuit connection；The output end of the telecommunication circuit is connect with external reception equipment；The power circuit and controller circuitry
Connection power supply；
Further according to the reception received number of photoelectric tube after the controller circuitry decoding outer ring reception received data of photoelectric tube
According to the count numbers for being determined counting device；The number for receiving photoelectric tube is determined first, and selects the critical data on both sides,
The received determining data of photoelectric tube are received by outer ring and receive the number of photoelectric tube and the critical data comparison on both sides, further
Determine the number of counting device.
In above scheme, the ratio of preferably 3 inner ring apertures is 2:5:8, and the radian number of 3 inner ring apertures is total
Be 180 °.
In above scheme, preferably it is suitable to be located at the maximum inner ring aperture of radian number in 3 inner ring apertures for outer ring aperture
On side.
Control method based on the character wheel counting device that a kind of above-mentioned critical judgement of band and positive side judge, feature exist
In including the following steps:
Step 1: device starts counting, and controller circuitry further controls transmitting light by digital coding photoelectric transmitting line
Fulgurite and outer ring emission phototube send data；
Step 2: in character wheel rotation process, receiving photoelectric tube and outer ring receives photoelectric tube and receives emission phototube and outer ring
The data that emission phototube is sent, and controller circuitry is transmitted to by digital coding opto-electronic receiver circuit；
Step 3: first to reception photoelectric tube after the incoming data of controller circuitry reception digital coding opto-electronic receiver circuit
It receives data to be decoded, determines and receive the received data of photoelectric tube；
Step 4: received further according to photoelectric tube is received after the controller circuitry decoding outer ring reception received data of photoelectric tube
Data are determined the count numbers of counting device；The number for receiving photoelectric tube is determined first, and selects the critical number on both sides
According to, the received determining data of photoelectric tube are received by outer ring and receive the number of photoelectric tube and the critical data comparison on both sides, into
One step determines the number of counting device；
Step 5: controller circuitry carries out operation determining that number is put into the mathematical model originally set, and mathematical model is
The existing and matched mathematical model of external equipment；
Step 6: controller circuitry is transmitted to communication determining that data are transmitted to after data are encrypted in encrypted circuit again
Circuit；
Step 7: telecommunication circuit is transmitted to the data of encryption external receiving device, and wherein receiving device is cloud server
Or user uses equipment.
The advantages and effects of the present invention are:
The present invention more enhances the accurate of reading on the basis of traditional coding techniques, increasing critical judge carry
Property；On the basis of face coding techniques, side is increased to coding, judges character wheel opening forms size and location, dual coding is more
The accuracy for adding enhancing to read；In an established coded mathematical model, precondition, Suo Youtong are provided for artificial intelligence
Letter and software are all encrypted, and the safety standard of cloud computing, Internet of Things is applicable in, and can carry out nothing with the cloud service platform of our company
It sews up into preferably promoting the cloudization of public metering service cause to dispose.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is character wheel structural schematic diagram of the invention；
Fig. 3 is the aperture schematic diagram of character wheel of the present invention；
Fig. 4 is board structure of circuit block diagram of the present invention.
Figure label: 1 transverse slat, 2 photoemission plates, 2.1 emission phototubes, 2.2 outer ring emission phototubes, 3 character wheels, 3.1
Inner ring aperture, 3.2 outer ring apertures, 4 opto-electronic receiver plates, 4.1 receive and penetrate photoelectric tube, 4.2 outer rings receive photoelectric tube.
Specific embodiment
The invention will be further described with reference to embodiments.
A kind of character wheel counting device of band critical judgement and positive side judgement, as shown in Figure 1, including transverse slat 1, photoemission plate
2, character wheel 3 and opto-electronic receiver plate 4；The photoemission plate 2 and opto-electronic receiver plate 4 are separately positioned on the both ends of transverse slat 1；The word
Wheel 3 is arranged in 1 bottom of transverse slat；The photoemission plate 2, character wheel 3 and opto-electronic receiver plate 4 are on logical straight line.
As shown in Fig. 1,4, the transverse slat 1 includes fixed plate and control circuit board；The control circuit board is arranged in fixation
On plate.The control circuit board includes telecommunication circuit, encrypted circuit, controller circuitry, digital coding photoelectric transmitting line, number
Encode opto-electronic receiver circuit and power circuit；The input terminal of the digital coding photoelectric transmitting line is connect with controller circuitry；
The output end of the digital coding photoelectric transmitting line and the emission phototube 2.1 on photoemission plate 2 and outer ring emit photoelectricity
Pipe 2.2 connects；The output end of the digital coding opto-electronic receiver circuit is connect with controller circuitry；The digital coding photoelectricity connects
The input terminal for receiving circuit receives photoelectric tube 4.2 with reception photoelectric tube 4.1 and outer ring and connect；The output end of the controller circuitry passes through
Encrypted circuit is connect with telecommunication circuit；The output end of the telecommunication circuit is connect with external reception equipment；The power circuit with
Controller circuitry connection power supply；Further according to reception after the controller circuitry decoding outer ring reception received data of photoelectric tube 4.2
The received data of photoelectric tube 4.1 are determined the count numbers of counting device.The number for receiving photoelectric tube 4.1 is determined first, and
The critical data for selecting both sides, by outer ring receive the received determining data of photoelectric tube 4.2 and receive photoelectric tube 4.1 number and
The critical data on both sides compares, and further determines that the number of counting device.
As shown in Figure 1, the photoemission plate 2 is uniformly distributed 5 emission phototubes 2.1 on 180 ° of covering of the fan, each
36 ° of interval is uniformly distributed.Outer ring emission phototube 2.2 is provided at the top of intermediate emission phototube 2.1, outer ring emits photoelectricity
Accuracy of the pipe 2.2 for (0-9) critical potential judgement enhancing data.
As shown in Figure 1, the opto-electronic receiver plate 4 is uniformly distributed 5 reception photoelectric tubes 4.1 on 180 ° of covering of the fan, each
36 ° of interval is uniformly distributed.It is provided with outer ring at the top of intermediate reception photoelectric tube 4.1 and receives photoelectric tube 4.2.5 transmittings
Photoelectric tube 2.1 is corresponded with 5 reception photoelectric tubes 4.1 respectively；The outer ring emission phototube 2.2 receives photoelectric tube with outer ring
4.2 is corresponding and on the same line.Outer ring receives accuracy of the photoelectric tube 4.2 for (0-9) critical potential judgement enhancing data.
As shown in Figure 2,3, the character wheel 3 is equipped with 3 inner ring apertures 3.1, outer ring aperture 3.2；3 inner ring apertures
3.1 on the inner ring of character wheel 3, and on the outer ring of character wheel 3, inner ring aperture 3.1 is straight to penetrating for photoelectric tube for the outer ring aperture 3.2
Data are read, outer ring aperture 3.2 is used for the critical judgement signal of (0-9)；The ratio of 3 inner ring apertures 3.1 be 2:5:8, described 3
The radian number summation of inner ring aperture 3.1 is 180 °.The radian number ratio of 3 inner ring apertures is 24 °: 60 °: 96 °, and each inner ring is opened
Hole is identical as symmetrical inner ring aperture radian number to the radian number for becoming aperture segment about center origin.Outer ring aperture 3.2 is located at 3
In a inner ring aperture 3.1 on the suitable side of the maximum inner ring aperture 3.1 of radian number.
Control method based on the character wheel counting device that a kind of above-mentioned critical judgement of band and positive side judge, feature exist
In including the following steps:
Step 1: device starts counting, and controller circuitry further controls transmitting light by digital coding photoelectric transmitting line
Fulgurite 2.1 and outer ring emission phototube 2.2 send data.Data are sent by photoemission plate 2 when starting detection data to carry out
Work.
Step 2: in 3 rotation process of character wheel, receiving photoelectric tube 4.1 and outer ring receives photoelectric tube 4.2 and receives transmitting photoelectricity
The data that pipe 2.1 and outer ring emission phototube 2.2 are sent, and controller circuitry is transmitted to by digital coding opto-electronic receiver circuit.
Step 3: first to reception photoelectric tube 4.1 after the incoming data of controller circuitry reception digital coding opto-electronic receiver circuit
Reception data be decoded, determine receive the received data of photoelectric tube 4.1.
Step 4: further according to reception photoelectric tube 4.1 after the controller circuitry decoding outer ring reception received data of photoelectric tube 4.2
Received data are determined the count numbers of counting device.The number for receiving photoelectric tube 4.1 is determined first, and selects both sides
Critical data receives the received determining data of photoelectric tube 4.2 by outer ring and receives the digital and both sides critical of photoelectric tube 4.1
Data comparison further determines that the number of counting device.
Step 5: controller circuitry carries out operation determining that number is put into the mathematical model originally set, and mathematical model is
The existing and matched mathematical model of external equipment.In an established coded mathematical model, premise is provided for artificial intelligence
Condition.
Step 6: controller circuitry is transmitted to communication determining that data are transmitted to after data are encrypted in encrypted circuit again
Circuit.All communications and software are all encrypted, and the safety standard of cloud computing, Internet of Things is applicable in, can be with the cloud service of our company
Platform carries out seamless access, the cloudization of public metering service cause is preferably promoted to dispose.
Step 7: telecommunication circuit is transmitted to the data of encryption external receiving device, and wherein receiving device is cloud server
Or user uses equipment.Telecommunication circuit is serial port circuit or radio communication circuit, and receiving device is cloud server or mobile phone etc..
The preferred embodiment of the present invention has been described in detail above, but the present invention is not limited to embodiment,
Those skilled in the art can also make on the premise of not violating the inventive spirit of the present invention various equivalent modification or
Replacement, these equivalent variation or replacement are all contained in scope of the present application.
Claims (4)
1. a kind of character wheel counting device of band critical judgement and positive side judgement, it is characterised in that: including transverse slat (1), photoemission
Plate (2), character wheel (3) and opto-electronic receiver plate (4)；The photoemission plate (2) and opto-electronic receiver plate (4) are separately positioned on transverse slat
(1) both ends；The character wheel (3) is arranged in transverse slat (1) bottom；The photoemission plate (2), character wheel (3) and opto-electronic receiver plate
(4) on logical straight line；
The transverse slat (1) includes fixed plate and control circuit board；The control circuit board is arranged in fixed plate；
The photoemission plate (2) is uniformly distributed 5 emission phototubes (2.1) on 180 ° of covering of the fan, and each 36 ° of interval is uniformly
Distribution；Outer ring emission phototube (2.2) are provided at the top of intermediate emission phototube (2.1)；
The opto-electronic receiver plate (4) is uniformly distributed 5 reception photoelectric tubes (4.1) on 180 ° of covering of the fan, and each 36 ° of interval is uniformly
Distribution；It is provided with outer ring at the top of intermediate reception photoelectric tube (4.1) and receives photoelectric tube (4.2)；5 emission phototubes
(2.1) it is corresponded respectively with 5 reception photoelectric tubes (4.1)；The outer ring emission phototube (2.2) and outer ring receive photoelectric tube
(4.2) corresponding and on the same line；
The character wheel (3) is equipped with 3 inner ring apertures (3.1), outer ring aperture (3.2)；3 inner ring apertures (3.1) are in character wheel
(3) on inner ring, the outer ring aperture (3.2) is on the outer ring of character wheel (3)；
The control circuit board includes telecommunication circuit, encrypted circuit, controller circuitry, digital coding photoelectric transmitting line, number
Encode opto-electronic receiver circuit and power circuit；The input terminal of the digital coding photoelectric transmitting line is connect with controller circuitry；
The output end of the digital coding photoelectric transmitting line and the emission phototube (2.1) on photoemission plate (2) and outer ring emit
Photoelectric tube (2.2) connection；The output end of the digital coding opto-electronic receiver circuit is connect with controller circuitry；The digital coding
The input terminal of opto-electronic receiver circuit receives photoelectric tube (4.2) with reception photoelectric tube (4.1) and outer ring and connect；The controller circuitry
The encrypted circuit of output end connect with telecommunication circuit；The output end of the telecommunication circuit is connect with external reception equipment；It is described
Power circuit connect power supply with controller circuitry；
Controller circuitry decoding outer ring connects after receiving photoelectric tube (4.2) received data further according to reception photoelectric tube (4.1)
The data of receipts are determined the count numbers of counting device, i.e., determine the number for receiving photoelectric tube (4.1) first, and select both sides
Critical data, pass through outer ring receive photoelectric tube (4.2) received determining data and receive photoelectric tube (4.1) number and both sides
Critical data comparison, further determine that the number of counting device.
2. the character wheel counting device of a kind of band critical judgement and positive side judgement according to claim 1, it is characterised in that: institute
The ratio for stating 3 inner ring apertures (3.1) is 2:5:8, and the radian number summation of 3 inner ring apertures (3.1) is 180 °.
3. the character wheel counting device of a kind of band critical judgement and positive side judgement according to claim 1, it is characterised in that: institute
Outer ring aperture (3.2) is stated to be located in 3 inner ring apertures (3.1) on the maximum inner ring aperture (3.1) of radian number quite side.
4. the character wheel counting device judged based on the critical judgement of a kind of band described in the claims 1-3 any one and positive side
Control method, which comprises the steps of:
Step 1: device starts counting, and controller circuitry further controls emission phototube by digital coding photoelectric transmitting line
(2.1) and outer ring emission phototube (2.2) sends data；
Step 2: in character wheel (3) rotation process, receiving photoelectric tube (4.1) and outer ring receives photoelectric tube (4.2) and receives transmitting light
The data that fulgurite (2.1) and outer ring emission phototube (2.2) are sent, and controller is transmitted to by digital coding opto-electronic receiver circuit
Circuit；
Step 3: first to reception photoelectric tube (4.1) after the incoming data of controller circuitry reception digital coding opto-electronic receiver circuit
It receives data to be decoded, determines and receive photoelectric tube (4.1) received data；
Step 4: further according to reception photoelectric tube (4.1) after controller circuitry decoding outer ring reception photoelectric tube (4.2) received data
Received data are determined the count numbers of counting device；The number for receiving photoelectric tube (4.1) is determined first, and selects two
The critical data on side receives photoelectric tube (4.2) received determining data by outer ring and receives the number and two of photoelectric tube (4.1)
The critical data on side compares, and further determines that the number of counting device；
Step 5: controller circuitry carries out operation determining that number is put into the mathematical model originally set, and mathematical model is existing
With the matched mathematical model of external equipment；
Step 6: controller circuitry is transmitted to telecommunication circuit determining that data are transmitted to after data are encrypted in encrypted circuit again；
Step 7: telecommunication circuit is transmitted to the data of encryption external receiving device, and wherein receiving device is cloud server or use
Family uses equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710008625.6A CN106599985B (en) | 2017-01-06 | 2017-01-06 | A kind of character wheel counting device and its method of band critical judgement and positive side judgement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710008625.6A CN106599985B (en) | 2017-01-06 | 2017-01-06 | A kind of character wheel counting device and its method of band critical judgement and positive side judgement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106599985A CN106599985A (en) | 2017-04-26 |
| CN106599985B true CN106599985B (en) | 2019-04-23 |
Family
ID=58582667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710008625.6A Active CN106599985B (en) | 2017-01-06 | 2017-01-06 | A kind of character wheel counting device and its method of band critical judgement and positive side judgement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106599985B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5687551A (en) * | 1994-11-14 | 1997-11-18 | R. A. Jones & Co. Inc. | Product holding hopper and pouch expander for filling pouches and methods |
| CN201844842U (en) * | 2009-03-11 | 2011-05-25 | 胡子潜 | Counter character wheel used for photoelectric identification |
| CN102306272A (en) * | 2011-08-16 | 2012-01-04 | 成都千嘉科技有限公司 | Encoding method for batching counter |
| CN202677446U (en) * | 2012-06-27 | 2013-01-16 | 北京京源水仪器仪表有限公司 | Profiled encoding print wheel arranged on counter in strapping table |
-
2017
- 2017-01-06 CN CN201710008625.6A patent/CN106599985B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5687551A (en) * | 1994-11-14 | 1997-11-18 | R. A. Jones & Co. Inc. | Product holding hopper and pouch expander for filling pouches and methods |
| CN201844842U (en) * | 2009-03-11 | 2011-05-25 | 胡子潜 | Counter character wheel used for photoelectric identification |
| CN102306272A (en) * | 2011-08-16 | 2012-01-04 | 成都千嘉科技有限公司 | Encoding method for batching counter |
| CN202677446U (en) * | 2012-06-27 | 2013-01-16 | 北京京源水仪器仪表有限公司 | Profiled encoding print wheel arranged on counter in strapping table |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106599985A (en) | 2017-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7508319B2 (en) | Meter with IrDA port | |
| CN105144650B (en) | Enhanced decoding for QAM data-signals and de-mapping method and device | |
| CN104614701A (en) | Intelligent electric meter defect detection equipment | |
| CN103065448B (en) | Remote water meter reading method and system | |
| CN102664705B (en) | Aircraft data link adaptive encoding and modulation method | |
| WO2013167165A1 (en) | Utility meter box | |
| CN102200460A (en) | High-precision direct-reading gas meter | |
| CN202502532U (en) | Two-dimensional code-based application system for realizing enterprise integrity management | |
| CN106599985B (en) | A kind of character wheel counting device and its method of band critical judgement and positive side judgement | |
| CN204462371U (en) | Ammeter defect Intelligent testing equipment | |
| CN201974204U (en) | Direct-reading gauge head | |
| CN104614702A (en) | Intelligent detection method for defects of ammeter | |
| CN107966631A (en) | Anti- Check System of visiting one house after another | |
| CN107733526B (en) | A kind of optical communication system, access light source recognition methods and relevant device | |
| CN104677407B (en) | A kind of detection method of the failure detector circuit for being applied to photo-electronic directly reading register | |
| CN206195789U (en) | Testing arrangement of ETC equipment | |
| CN102629338B (en) | Instrument coding print wheel apparatus and coding method | |
| CN102013923B (en) | Method for realizing high-speed automation of meter reading based on Ethernet optical fiber network | |
| CN106793051B (en) | Data transmission method and receiving end | |
| CN102809740B (en) | Error correction device and error correction method for installation of electric energy meter | |
| CN101865703B (en) | Coding counter of remote transmission instrument | |
| CN105389865A (en) | Digital signal sending method capable of shortening sending time, digital signal receiving method and mobile terminal | |
| CN104915276A (en) | Method for rapidly judging port number of serial port | |
| CN109548016A (en) | Signal transmission method for preventing signal interference | |
| CN108736962A (en) | For from electronic equipment to the method for electronic watch asynchronous transfer of data |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |